[INFO] fetching crate signalfut 0.1.1...
[INFO] building signalfut-0.1.1 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate signalfut 0.1.1 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate signalfut 0.1.1
[INFO] finished tweaking crates.io crate signalfut 0.1.1
[INFO] tweaked toml for crates.io crate signalfut 0.1.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate signalfut 0.1.1 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate signalfut 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded owned-alloc v0.2.0
[INFO] [stderr]   Downloaded sketches-ddsketch v0.1.3
[INFO] [stderr]   Downloaded concurrent-queue v1.2.4
[INFO] [stderr]   Downloaded async-fs v2.1.2
[INFO] [stderr]   Downloaded auto-const-array v0.2.1
[INFO] [stderr]   Downloaded enclose v1.2.0
[INFO] [stderr]   Downloaded lockfree v0.5.1
[INFO] [stderr]   Downloaded compio v0.10.0
[INFO] [stderr]   Downloaded compio-macros v0.1.2
[INFO] [stderr]   Downloaded compio-driver v0.3.0
[INFO] [stderr]   Downloaded cache-padded v1.3.0
[INFO] [stderr]   Downloaded rlimit v0.6.2
[INFO] [stderr]   Downloaded compio-fs v0.3.0
[INFO] [stderr]   Downloaded bitmaps v3.2.1
[INFO] [stderr]   Downloaded compio-io v0.2.0
[INFO] [stderr]   Downloaded compio-net v0.3.0
[INFO] [stderr]   Downloaded compio-buf v0.3.0
[INFO] [stderr]   Downloaded compio-runtime v0.3.0
[INFO] [stderr]   Downloaded buddy-alloc v0.4.2
[INFO] [stderr]   Downloaded glommio v0.9.0
[INFO] [stderr]   Downloaded toml_edit v0.22.21
[INFO] [stderr]   Downloaded cc v1.1.21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f50bcac39d95fcdd8fb11febf51cb5ad28e0d3e3ec70559b5258a0fb14609dc7
[INFO] running `Command { std: "docker" "start" "-a" "f50bcac39d95fcdd8fb11febf51cb5ad28e0d3e3ec70559b5258a0fb14609dc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f50bcac39d95fcdd8fb11febf51cb5ad28e0d3e3ec70559b5258a0fb14609dc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f50bcac39d95fcdd8fb11febf51cb5ad28e0d3e3ec70559b5258a0fb14609dc7", kill_on_drop: false }`
[INFO] [stdout] f50bcac39d95fcdd8fb11febf51cb5ad28e0d3e3ec70559b5258a0fb14609dc7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 955c20b98202fe9f2092d7eed8efb5431dd617357b0b2691c7a5954dcbad79b2
[INFO] running `Command { std: "docker" "start" "-a" "955c20b98202fe9f2092d7eed8efb5431dd617357b0b2691c7a5954dcbad79b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling event-listener v5.3.1
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling pin-project v1.1.5
[INFO] [stderr]    Compiling signalfut v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]    --> src/lib.rs:132:23
[INFO] [stdout]     |
[INFO] [stdout] 132 |     let tx = unsafe { TO_HELPER_THREAD.as_ref().unwrap_unchecked() };
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]     = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.40s
[INFO] running `Command { std: "docker" "inspect" "955c20b98202fe9f2092d7eed8efb5431dd617357b0b2691c7a5954dcbad79b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "955c20b98202fe9f2092d7eed8efb5431dd617357b0b2691c7a5954dcbad79b2", kill_on_drop: false }`
[INFO] [stdout] 955c20b98202fe9f2092d7eed8efb5431dd617357b0b2691c7a5954dcbad79b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9eb9376acde97bb844894bb1e792418197cc2e8877372be181c0d3ee6fc88121
[INFO] running `Command { std: "docker" "start" "-a" "9eb9376acde97bb844894bb1e792418197cc2e8877372be181c0d3ee6fc88121", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling fastrand v2.1.1
[INFO] [stderr]    Compiling rustix v0.38.37
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling event-listener v5.3.1
[INFO] [stderr]    Compiling io-uring v0.6.4
[INFO] [stderr]    Compiling futures-lite v2.3.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.13
[INFO] [stderr]    Compiling crossbeam-queue v0.3.11
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling compio-buf v0.3.0
[INFO] [stderr]    Compiling piper v0.2.4
[INFO] [stderr]    Compiling event-listener-strategy v0.5.2
[INFO] [stderr]    Compiling async-lock v3.4.0
[INFO] [stderr]    Compiling async-channel v2.3.1
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling value-bag v1.9.0
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling blocking v1.6.1
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling nanorand v0.7.0
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling os_pipe v1.2.1
[INFO] [stderr]    Compiling toml_datetime v0.6.8
[INFO] [stderr]    Compiling cc v1.1.21
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling async-executor v1.13.1
[INFO] [stderr]    Compiling gimli v0.31.0
[INFO] [stderr]    Compiling miniz_oxide v0.8.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling object v0.36.4
[INFO] [stderr]    Compiling indexmap v2.5.0
[INFO] [stderr]    Compiling cache-padded v1.3.0
[INFO] [stderr]    Compiling waker-fn v1.2.0
[INFO] [stderr]    Compiling event-listener v2.5.3
[INFO] [stderr]    Compiling owned-alloc v0.2.0
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling toml_edit v0.22.21
[INFO] [stderr]    Compiling rustc-demangle v0.1.24
[INFO] [stderr]    Compiling glommio v0.9.0
[INFO] [stderr]    Compiling lockfree v0.5.1
[INFO] [stderr]    Compiling addr2line v0.24.1
[INFO] [stderr]    Compiling async-channel v1.9.0
[INFO] [stderr]    Compiling futures-lite v1.13.0
[INFO] [stderr]    Compiling concurrent-queue v1.2.4
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling nix v0.26.4
[INFO] [stderr]    Compiling proc-macro-crate v3.2.0
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling crossbeam v0.8.4
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling compio-macros v0.1.2
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling auto-const-array v0.2.1
[INFO] [stderr]    Compiling monoio-macros v0.1.0
[INFO] [stderr]    Compiling backtrace v0.3.74
[INFO] [stderr]    Compiling nix v0.27.1
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling pin-project v1.1.5
[INFO] [stderr]    Compiling flume v0.10.14
[INFO] [stderr]    Compiling polling v3.7.3
[INFO] [stderr]    Compiling compio-log v0.1.0
[INFO] [stderr]    Compiling compio-driver v0.3.0
[INFO] [stderr]    Compiling async-io v2.3.4
[INFO] [stderr]    Compiling intrusive-collections v0.9.7
[INFO] [stderr]    Compiling flume v0.11.0
[INFO] [stderr]    Compiling async-fs v2.1.2
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling async-signal v0.2.10
[INFO] [stderr]    Compiling async-global-executor v2.4.1
[INFO] [stderr]    Compiling async-process v2.3.0
[INFO] [stderr]    Compiling async-net v2.0.0
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling rlimit v0.6.2
[INFO] [stderr]    Compiling socket2 v0.4.10
[INFO] [stderr]    Compiling bitmaps v3.2.1
[INFO] [stderr]    Compiling sketches-ddsketch v0.1.3
[INFO] [stderr]    Compiling enclose v1.2.0
[INFO] [stderr]    Compiling buddy-alloc v0.4.2
[INFO] [stderr]    Compiling bytes v1.7.2
[INFO] [stderr]    Compiling smol v2.0.2
[INFO] [stderr]    Compiling async-std v1.13.0
[INFO] [stderr]    Compiling tokio v1.40.0
[INFO] [stderr]    Compiling signalfut v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]    --> src/lib.rs:132:23
[INFO] [stdout]     |
[INFO] [stdout] 132 |     let tx = unsafe { TO_HELPER_THREAD.as_ref().unwrap_unchecked() };
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]     = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling monoio v0.2.4
[INFO] [stderr]    Compiling compio-runtime v0.3.0
[INFO] [stderr]    Compiling compio-io v0.2.0
[INFO] [stderr]    Compiling futures-executor v0.3.30
[INFO] [stderr]    Compiling futures v0.3.30
[INFO] [stderr]    Compiling compio-net v0.3.0
[INFO] [stderr]    Compiling compio-fs v0.3.0
[INFO] [stderr]    Compiling compio v0.10.0
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]    --> src/lib.rs:132:23
[INFO] [stdout]     |
[INFO] [stdout] 132 |     let tx = unsafe { TO_HELPER_THREAD.as_ref().unwrap_unchecked() };
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]     = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1m 51s
[INFO] running `Command { std: "docker" "inspect" "9eb9376acde97bb844894bb1e792418197cc2e8877372be181c0d3ee6fc88121", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9eb9376acde97bb844894bb1e792418197cc2e8877372be181c0d3ee6fc88121", kill_on_drop: false }`
[INFO] [stdout] 9eb9376acde97bb844894bb1e792418197cc2e8877372be181c0d3ee6fc88121
