[INFO] fetching crate smol-executor-trait 4.1.0...
[INFO] testing smol-executor-trait-4.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate smol-executor-trait 4.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate smol-executor-trait 4.1.0
[INFO] finished tweaking crates.io crate smol-executor-trait 4.1.0
[INFO] tweaked toml for crates.io crate smol-executor-trait 4.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate smol-executor-trait 4.1.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate smol-executor-trait 4.1.0 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7d3a58a2cf8156c1a1d94135f37ae96a8b44b16bdbfcbc64cc81e5892349848b
[INFO] running `Command { std: "docker" "start" "-a" "7d3a58a2cf8156c1a1d94135f37ae96a8b44b16bdbfcbc64cc81e5892349848b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d3a58a2cf8156c1a1d94135f37ae96a8b44b16bdbfcbc64cc81e5892349848b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d3a58a2cf8156c1a1d94135f37ae96a8b44b16bdbfcbc64cc81e5892349848b", kill_on_drop: false }`
[INFO] [stdout] 7d3a58a2cf8156c1a1d94135f37ae96a8b44b16bdbfcbc64cc81e5892349848b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9fbe74f06ab785794c852f553847e7202ff4a7e9f4536556f4e694b54a27c46
[INFO] running `Command { std: "docker" "start" "-a" "a9fbe74f06ab785794c852f553847e7202ff4a7e9f4536556f4e694b54a27c46", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]    Compiling linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling bitflags v2.9.2
[INFO] [stderr]    Compiling async-task v4.7.1
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling futures-lite v2.6.1
[INFO] [stderr]    Compiling piper v0.2.4
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling async-lock v3.4.1
[INFO] [stderr]    Compiling async-channel v2.5.0
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling blocking v1.6.2
[INFO] [stderr]    Compiling async-executor v1.13.2
[INFO] [stderr]    Compiling async-fs v2.1.3
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling executor-trait v2.1.2
[INFO] [stderr]    Compiling executor-trait v3.1.0
[INFO] [stderr]    Compiling polling v3.10.0
[INFO] [stderr]    Compiling async-io v2.5.0
[INFO] [stderr]    Compiling async-signal v0.2.12
[INFO] [stderr]    Compiling async-net v2.0.0
[INFO] [stderr]    Compiling async-process v2.4.0
[INFO] [stderr]    Compiling smol v2.0.2
[INFO] [stderr]    Compiling smol-executor-trait v3.0.2
[INFO] [stderr]    Compiling smol-executor-trait v4.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.62s
[INFO] running `Command { std: "docker" "inspect" "a9fbe74f06ab785794c852f553847e7202ff4a7e9f4536556f4e694b54a27c46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9fbe74f06ab785794c852f553847e7202ff4a7e9f4536556f4e694b54a27c46", kill_on_drop: false }`
[INFO] [stdout] a9fbe74f06ab785794c852f553847e7202ff4a7e9f4536556f4e694b54a27c46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a60fd8b89449ede7beabf6012b1176ca6b976b90c10665ab525190ef26abffee
[INFO] running `Command { std: "docker" "start" "-a" "a60fd8b89449ede7beabf6012b1176ca6b976b90c10665ab525190ef26abffee", kill_on_drop: false }`
[INFO] [stderr]    Compiling smol-executor-trait v4.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "a60fd8b89449ede7beabf6012b1176ca6b976b90c10665ab525190ef26abffee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a60fd8b89449ede7beabf6012b1176ca6b976b90c10665ab525190ef26abffee", kill_on_drop: false }`
[INFO] [stdout] a60fd8b89449ede7beabf6012b1176ca6b976b90c10665ab525190ef26abffee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 064ffc66869d5b8b4ffc5fcbdf561a38b12381386a784257f83f36a7111e2a44
[INFO] running `Command { std: "docker" "start" "-a" "064ffc66869d5b8b4ffc5fcbdf561a38b12381386a784257f83f36a7111e2a44", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/smol_executor_trait-bc65dceb0d0e9878)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests smol_executor_trait
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "064ffc66869d5b8b4ffc5fcbdf561a38b12381386a784257f83f36a7111e2a44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "064ffc66869d5b8b4ffc5fcbdf561a38b12381386a784257f83f36a7111e2a44", kill_on_drop: false }`
[INFO] [stdout] 064ffc66869d5b8b4ffc5fcbdf561a38b12381386a784257f83f36a7111e2a44