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[TEST] Try out mimalloc v3.3.2 - #155575

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[TEST] Try out mimalloc v3.3.2#155575
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@Zoxc Zoxc commented Apr 20, 2026

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@rustbot rustbot added A-tidy Area: The tidy tool S-waiting-on-author Status: This is awaiting some action (such as code changes or more information) from the author. T-bootstrap Relevant to the bootstrap subteam: Rust's build system (x.py and src/bootstrap) T-clippy Relevant to the Clippy team. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue. T-rustdoc Relevant to the rustdoc team, which will review and decide on the PR/issue. labels Apr 20, 2026
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@bors try @rust-timer queue

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Awaiting bors try build completion.

@rustbot label: +S-waiting-on-perf

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@rustbot rustbot added the S-waiting-on-perf Status: Waiting on a perf run to be completed. label Apr 21, 2026
rust-bors Bot pushed a commit that referenced this pull request Apr 21, 2026
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Auto merge of #155575 - Zoxc:mimalloc-v3, r=<try>
c486bc1 
[TEST] Try out mimalloc v3.3.0
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💔 Test for c486bc1 failed: CI. Failed job:

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@bors try

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rust-bors Bot pushed a commit that referenced this pull request Apr 21, 2026
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Auto merge of #155575 - Zoxc:mimalloc-v3, r=<try>
4745446 
[TEST] Try out mimalloc v3.3.0
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💔 Test for 4745446 failed: CI. Failed job:

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@Zoxc Zoxc changed the title [TEST] Try out mimalloc v3.3.0 [TEST] Try out mimalloc v3.3.1 Apr 28, 2026
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@bors try

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rust-bors Bot pushed a commit that referenced this pull request Apr 28, 2026
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Auto merge of #155575 - Zoxc:mimalloc-v3, r=<try>
e338d02 
[TEST] Try out mimalloc v3.3.1
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💔 Test for e338d02 failed: CI. Failed job:

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@Zoxc Zoxc changed the title [TEST] Try out mimalloc v3.3.1 [TEST] Try out mimalloc v3.3.2 Jul 30, 2026
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rust-bors Bot pushed a commit that referenced this pull request Jul 30, 2026
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Auto merge of #155575 - Zoxc:mimalloc-v3, r=<try>
64f34ac 
[TEST] Try out mimalloc v3.3.2
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💔 Test for 64f34ac failed: CI. Failed job:

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The job dist-x86_64-linux-quick failed! Check out the build log: (web) (plain enhanced) (plain)

Click to see the possible cause of the failure (guessed by this bot) 
note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
##[endgroup]
[2026-07-30T03:08:21.231Z INFO  opt_dist::timer] Section `Stage 1 (Rustc + rustdoc PGO)` starts
[2026-07-30T03:08:21.231Z INFO  opt_dist::timer] Section `Stage 1 (Rustc + rustdoc PGO) > Build PGO instrumented rustc and LLVM` starts
[2026-07-30T03:08:21.231Z INFO  opt_dist::exec] Executing `RUST_BACKTRACE=full python3 /checkout/x.py build --target x86_64-unknown-linux-gnu --host x86_64-unknown-linux-gnu --stage 2 library/std --set rust.llvm-bitcode-linker=false --set build.extended=false --set rust.codegen-backends=['llvm'] --set rust.deny-warnings=false rustdoc cargo --set pgo.rustc.generate="/tmp/tmp-multistage/opt-artifacts/rustc-pgo" --set pgo.cargo.generate="/tmp/tmp-multistage/opt-artifacts/rustc-pgo" --set pgo.rustdoc.generate="/tmp/tmp-multistage/opt-artifacts/rustc-pgo" --set llvm.thin-lto=false --set llvm.link-shared=true [at /checkout/obj]`
##[group]Building bootstrap
    Finished `dev` profile [unoptimized] target(s) in 0.06s
##[endgroup]
[TIMING:start] compile::Assemble { target_compiler: Compiler { stage: 2, host: x86_64-unknown-linux-gnu, forced_compiler: false } }
[TIMING:start] builder::Libdir { compiler: Compiler { stage: 2, host: x86_64-unknown-linux-gnu, forced_compiler: false }, target: x86_64-unknown-linux-gnu }
---
[2026-07-30T03:43:05.807Z INFO  opt_dist::utils::io] Deleting directory `/tmp/tmp-multistage/opt-artifacts/rustc-pgo`
[2026-07-30T03:43:16.151Z INFO  opt_dist::timer] Section `Stage 1 (Rustc + rustdoc PGO) > Gather rustdoc profiles` ended: OK (53.96s)`
[2026-07-30T03:43:16.151Z INFO  opt_dist::utils] Free disk space: 1.24 TiB out of total 2.51 TiB (50.38% used)
[2026-07-30T03:43:16.151Z INFO  opt_dist::timer] Section `Stage 1 (Rustc + rustdoc PGO) > Build PGO optimized rustc` starts
[2026-07-30T03:43:16.151Z INFO  opt_dist::exec] Executing `RUST_BACKTRACE=full python3 /checkout/x.py build --target x86_64-unknown-linux-gnu --host x86_64-unknown-linux-gnu --stage 2 library/std --set rust.llvm-bitcode-linker=false --set build.extended=false --set rust.codegen-backends=['llvm'] --set rust.deny-warnings=false rustdoc cargo --set pgo.rustc.use="/tmp/tmp-multistage/opt-artifacts/rustc-pgo.profdata" --set pgo.cargo.use="/tmp/tmp-multistage/opt-artifacts/rustc-pgo.profdata" --set pgo.rustdoc.use="/tmp/tmp-multistage/opt-artifacts/rustdoc-pgo.profdata" --enable-bolt-settings [at /checkout/obj]`
##[group]Building bootstrap
    Finished `dev` profile [unoptimized] target(s) in 0.24s
##[endgroup]
[TIMING:start] compile::Assemble { target_compiler: Compiler { stage: 2, host: x86_64-unknown-linux-gnu, forced_compiler: false } }
[TIMING:start] builder::Libdir { compiler: Compiler { stage: 2, host: x86_64-unknown-linux-gnu, forced_compiler: false }, target: x86_64-unknown-linux-gnu }
---
[2026-07-30T03:56:56.312Z INFO  opt_dist::utils] Clearing LLVM build files
[2026-07-30T03:56:56.312Z INFO  opt_dist::utils::io] Deleting directory `/checkout/obj/build/x86_64-unknown-linux-gnu/llvm`
[2026-07-30T03:56:56.823Z INFO  opt_dist::utils::io] Deleting directory `/checkout/obj/build/x86_64-unknown-linux-gnu/lld`
[2026-07-30T03:56:56.836Z INFO  opt_dist::timer] Section `Stage 2 (LLVM PGO) > Build PGO instrumented LLVM` starts
[2026-07-30T03:56:56.836Z INFO  opt_dist::exec] Executing `RUST_BACKTRACE=full python3 /checkout/x.py build --target x86_64-unknown-linux-gnu --host x86_64-unknown-linux-gnu --stage 2 library/std --set rust.llvm-bitcode-linker=false --set build.extended=false --set rust.codegen-backends=['llvm'] --set rust.deny-warnings=false --set pgo.llvm.generate="/tmp/tmp-multistage/opt-artifacts/llvm-pgo/prof-%p" --keep-stage 0 --keep-stage 1 [at /checkout/obj]`
##[group]Building bootstrap
    Finished `dev` profile [unoptimized] target(s) in 0.09s
##[endgroup]
[TIMING:start] compile::Assemble { target_compiler: Compiler { stage: 2, host: x86_64-unknown-linux-gnu, forced_compiler: false } }
[TIMING:start] builder::Libdir { compiler: Compiler { stage: 2, host: x86_64-unknown-linux-gnu, forced_compiler: false }, target: x86_64-unknown-linux-gnu }
---
     Running `target/debug/collector profile_local eprintln /checkout/obj/build/x86_64-unknown-linux-gnu/stage2/bin/rustc --id Test --cargo /checkout/obj/build/x86_64-unknown-linux-gnu/stage2-tools-bin/cargo --profiles Debug,Opt --scenarios Full --exact-match syn-2.0.101,cargo-0.87.1,serde-1.0.219,ripgrep-14.1.1,regex-automata-0.4.8,clap_derive-4.5.32,hyper-1.6.0 --jobs 4`
Running with 4 job(s)

thread 'main' (8932) panicked at collector/src/bin/collector.rs:820:27:
Cannot determine host target tuple. Please make a `rustc` binary available in PATH.: expected success, got signal: 11 (SIGSEGV) (core dumped)

stderr=

 stdout=

---
   7: std::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
             at /rustc/08d5b675a9b2abdca5e2fe4eabe0e07bbda15d49/library/std/src/sys/backtrace.rs:166:18
   8: std::rt::lang_start::<()>::{closure#0}
             at /rustc/08d5b675a9b2abdca5e2fe4eabe0e07bbda15d49/library/std/src/rt.rs:206:18
   9: <&dyn core::ops::function::Fn<(), Output = i32> + core::marker::Sync + core::panic::unwind_safe::RefUnwindSafe as core::ops::function::FnOnce<()>>::call_once
             at /rustc/08d5b675a9b2abdca5e2fe4eabe0e07bbda15d49/library/core/src/ops/function.rs:287:21
  10: std::panicking::catch_unwind::do_call::<&dyn core::ops::function::Fn<(), Output = i32> + core::marker::Sync + core::panic::unwind_safe::RefUnwindSafe, i32>
             at /rustc/08d5b675a9b2abdca5e2fe4eabe0e07bbda15d49/library/std/src/panicking.rs:576:43
  11: std::panicking::catch_unwind::<i32, &dyn core::ops::function::Fn<(), Output = i32> + core::marker::Sync + core::panic::unwind_safe::RefUnwindSafe>
             at /rustc/08d5b675a9b2abdca5e2fe4eabe0e07bbda15d49/library/std/src/panicking.rs:544:19
  12: std::panic::catch_unwind::<&dyn core::ops::function::Fn<(), Output = i32> + core::marker::Sync + core::panic::unwind_safe::RefUnwindSafe, i32>
             at /rustc/08d5b675a9b2abdca5e2fe4eabe0e07bbda15d49/library/std/src/panic.rs:359:14
  13: std::rt::lang_start_internal::{closure#0}
             at /rustc/08d5b675a9b2abdca5e2fe4eabe0e07bbda15d49/library/std/src/rt.rs:175:24
  14: std::panicking::catch_unwind::do_call::<std::rt::lang_start_internal::{closure#0}, isize>
             at /rustc/08d5b675a9b2abdca5e2fe4eabe0e07bbda15d49/library/std/src/panicking.rs:576:43
---

Stack backtrace:
   0: <anyhow::Error>::msg::<alloc::string::String>
             at /rust/deps/anyhow-1.0.102/src/backtrace.rs:10:14
   1: <opt_dist::exec::CmdBuilder>::run
             at /rustc/64f34acfe985ca4598474fe14c5124b63c7ab502/src/tools/opt-dist/src/exec.rs:81:17
   2: opt_dist::training::gather_llvm_profiles::{closure#0}
             at /rustc/64f34acfe985ca4598474fe14c5124b63c7ab502/src/tools/opt-dist/src/training.rs:131:30
   3: opt_dist::utils::with_log_group::<opt_dist::training::gather_llvm_profiles::{closure#0}, core::result::Result<(), anyhow::Error>>
             at /rustc/64f34acfe985ca4598474fe14c5124b63c7ab502/src/tools/opt-dist/src/utils/mod.rs:68:22
   4: opt_dist::training::gather_llvm_profiles
             at /rustc/64f34acfe985ca4598474fe14c5124b63c7ab502/src/tools/opt-dist/src/training.rs:130:5
   5: opt_dist::execute_pipeline::{closure#2}::{closure#1}
             at /rustc/64f34acfe985ca4598474fe14c5124b63c7ab502/src/tools/opt-dist/src/main.rs:311:17
   6: <opt_dist::timer::TimerSection>::section::<opt_dist::execute_pipeline::{closure#2}::{closure#1}, opt_dist::training::LlvmPGOProfile>
             at /rustc/64f34acfe985ca4598474fe14c5124b63c7ab502/src/tools/opt-dist/src/timer.rs:111:22
   7: opt_dist::execute_pipeline::{closure#2}
             at /rustc/64f34acfe985ca4598474fe14c5124b63c7ab502/src/tools/opt-dist/src/main.rs:310:33
   8: <opt_dist::timer::TimerSection>::section::<opt_dist::execute_pipeline::{closure#2}, core::option::Option<opt_dist::training::LlvmPGOProfile>>
             at /rustc/64f34acfe985ca4598474fe14c5124b63c7ab502/src/tools/opt-dist/src/timer.rs:111:22
   9: opt_dist::execute_pipeline
             at /rustc/64f34acfe985ca4598474fe14c5124b63c7ab502/src/tools/opt-dist/src/main.rs:297:15
  10: opt_dist::main
             at /rustc/64f34acfe985ca4598474fe14c5124b63c7ab502/src/tools/opt-dist/src/main.rs:516:18
  11: <fn() -> core::result::Result<(), anyhow::Error> as core::ops::function::FnOnce<()>>::call_once
             at /rustc/08d5b675a9b2abdca5e2fe4eabe0e07bbda15d49/library/core/src/ops/function.rs:250:5
  12: std::sys::backtrace::__rust_begin_short_backtrace::<fn() -> core::result::Result<(), anyhow::Error>, core::result::Result<(), anyhow::Error>>
             at /rustc/08d5b675a9b2abdca5e2fe4eabe0e07bbda15d49/library/std/src/sys/backtrace.rs:166:18
  13: std::rt::lang_start::<core::result::Result<(), anyhow::Error>>::{closure#0}
             at /rustc/08d5b675a9b2abdca5e2fe4eabe0e07bbda15d49/library/std/src/rt.rs:206:18
  14: <&dyn core::ops::function::Fn<(), Output = i32> + core::marker::Sync + core::panic::unwind_safe::RefUnwindSafe as core::ops::function::FnOnce<()>>::call_once
             at /rustc/08d5b675a9b2abdca5e2fe4eabe0e07bbda15d49/library/core/src/ops/function.rs:287:21
  15: std::panicking::catch_unwind::do_call::<&dyn core::ops::function::Fn<(), Output = i32> + core::marker::Sync + core::panic::unwind_safe::RefUnwindSafe, i32>
             at /rustc/08d5b675a9b2abdca5e2fe4eabe0e07bbda15d49/library/std/src/panicking.rs:576:43
  16: std::panicking::catch_unwind::<i32, &dyn core::ops::function::Fn<(), Output = i32> + core::marker::Sync + core::panic::unwind_safe::RefUnwindSafe>
             at /rustc/08d5b675a9b2abdca5e2fe4eabe0e07bbda15d49/library/std/src/panicking.rs:544:19
  17: std::panic::catch_unwind::<&dyn core::ops::function::Fn<(), Output = i32> + core::marker::Sync + core::panic::unwind_safe::RefUnwindSafe, i32>
             at /rustc/08d5b675a9b2abdca5e2fe4eabe0e07bbda15d49/library/std/src/panic.rs:359:14
  18: std::rt::lang_start_internal::{closure#0}
             at /rustc/08d5b675a9b2abdca5e2fe4eabe0e07bbda15d49/library/std/src/rt.rs:175:24
  19: std::panicking::catch_unwind::do_call::<std::rt::lang_start_internal::{closure#0}, isize>
             at /rustc/08d5b675a9b2abdca5e2fe4eabe0e07bbda15d49/library/std/src/panicking.rs:576:43

@Zoxc Zoxc mentioned this pull request Jul 30, 2026
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rust-bors Bot commented Aug 5, 2026

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☔ The latest upstream changes (presumably #160517) made this pull request unmergeable. Please resolve the merge conflicts by rebasing.

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A-tidy Area: The tidy tool S-waiting-on-author Status: This is awaiting some action (such as code changes or more information) from the author. S-waiting-on-perf Status: Waiting on a perf run to be completed. T-bootstrap Relevant to the bootstrap subteam: Rust's build system (x.py and src/bootstrap) T-clippy Relevant to the Clippy team. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue. T-rustdoc Relevant to the rustdoc team, which will review and decide on the PR/issue.

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