[INFO] fetching crate lstngrp 0.2.0...
[INFO] testing lstngrp-0.2.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate lstngrp 0.2.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate lstngrp 0.2.0
[INFO] finished tweaking crates.io crate lstngrp 0.2.0
[INFO] tweaked toml for crates.io crate lstngrp 0.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lstngrp 0.2.0 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 lstngrp 0.2.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 49b06566da468509d315eabf08308afbf73a631d6978e27f07f6e005b10f0876
[INFO] running `Command { std: "docker" "start" "-a" "49b06566da468509d315eabf08308afbf73a631d6978e27f07f6e005b10f0876", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49b06566da468509d315eabf08308afbf73a631d6978e27f07f6e005b10f0876", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49b06566da468509d315eabf08308afbf73a631d6978e27f07f6e005b10f0876", kill_on_drop: false }`
[INFO] [stdout] 49b06566da468509d315eabf08308afbf73a631d6978e27f07f6e005b10f0876
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] ef1bb6b050667c82a9c11d776dc2279d02c326c6681fb5d7801877f088e33a8e
[INFO] running `Command { std: "docker" "start" "-a" "ef1bb6b050667c82a9c11d776dc2279d02c326c6681fb5d7801877f088e33a8e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling fs_extra v1.3.0
[INFO] [stderr]    Compiling aws-lc-rs v1.13.1
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling rustls v0.23.27
[INFO] [stderr]    Compiling jobserver v0.1.33
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling socket2 v0.5.9
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling cc v1.2.21
[INFO] [stderr]    Compiling killswitch v0.4.2
[INFO] [stderr]    Compiling idbag v0.2.2
[INFO] [stderr]    Compiling cmake v0.1.54
[INFO] [stderr]    Compiling aws-lc-sys v0.29.0
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling async-trait v0.1.88
[INFO] [stderr]    Compiling tokio v1.45.1
[INFO] [stderr]    Compiling tokio-util v0.7.15
[INFO] [stderr]    Compiling rustls-webpki v0.103.3
[INFO] [stderr]    Compiling tokio-rustls v0.26.2
[INFO] [stderr]    Compiling protwrap v0.4.1
[INFO] [stderr]    Compiling lstngrp v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 09s
[INFO] running `Command { std: "docker" "inspect" "ef1bb6b050667c82a9c11d776dc2279d02c326c6681fb5d7801877f088e33a8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef1bb6b050667c82a9c11d776dc2279d02c326c6681fb5d7801877f088e33a8e", kill_on_drop: false }`
[INFO] [stdout] ef1bb6b050667c82a9c11d776dc2279d02c326c6681fb5d7801877f088e33a8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 0e70a6bda88764ab165898d83d11ac7b371f99aecc39c2658801a8dd3d235676
[INFO] running `Command { std: "docker" "start" "-a" "0e70a6bda88764ab165898d83d11ac7b371f99aecc39c2658801a8dd3d235676", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio v1.45.1
[INFO] [stderr]    Compiling tokio-rustls v0.26.2
[INFO] [stderr]    Compiling tokio-util v0.7.15
[INFO] [stderr]    Compiling protwrap v0.4.1
[INFO] [stderr]    Compiling lstngrp v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 9.39s
[INFO] running `Command { std: "docker" "inspect" "0e70a6bda88764ab165898d83d11ac7b371f99aecc39c2658801a8dd3d235676", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e70a6bda88764ab165898d83d11ac7b371f99aecc39c2658801a8dd3d235676", kill_on_drop: false }`
[INFO] [stdout] 0e70a6bda88764ab165898d83d11ac7b371f99aecc39c2658801a8dd3d235676
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] aec8fb678bf52380b98e16f87c93f4f5a5723635d5231907701b7d2ae09926db
[INFO] running `Command { std: "docker" "start" "-a" "aec8fb678bf52380b98e16f87c93f4f5a5723635d5231907701b7d2ae09926db", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lstngrp-09e799963f207e95)
[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 lstngrp
[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" "aec8fb678bf52380b98e16f87c93f4f5a5723635d5231907701b7d2ae09926db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aec8fb678bf52380b98e16f87c93f4f5a5723635d5231907701b7d2ae09926db", kill_on_drop: false }`
[INFO] [stdout] aec8fb678bf52380b98e16f87c93f4f5a5723635d5231907701b7d2ae09926db