[INFO] fetching crate gpustat 0.1.4...
[INFO] testing gpustat-0.1.4 against 1.55.0 for beta-1.56-1
[INFO] extracting crate gpustat 0.1.4 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate gpustat 0.1.4 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gpustat 0.1.4
[INFO] finished tweaking crates.io crate gpustat 0.1.4
[INFO] tweaked toml for crates.io crate gpustat 0.1.4 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate gpustat 0.1.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a95dbf48854f542ea1b1c1398b37fd9461556596a985f55a1d12d219512509f2
[INFO] running `Command { std: "docker" "start" "-a" "a95dbf48854f542ea1b1c1398b37fd9461556596a985f55a1d12d219512509f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a95dbf48854f542ea1b1c1398b37fd9461556596a985f55a1d12d219512509f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a95dbf48854f542ea1b1c1398b37fd9461556596a985f55a1d12d219512509f2", kill_on_drop: false }`
[INFO] [stdout] a95dbf48854f542ea1b1c1398b37fd9461556596a985f55a1d12d219512509f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a212b94ba17ebc4f4411a6d003decc3a1947ee102b7d6a349a6b00578998f426
[INFO] running `Command { std: "docker" "start" "-a" "a212b94ba17ebc4f4411a6d003decc3a1947ee102b7d6a349a6b00578998f426", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling sysinfo v0.19.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling nvml-wrapper-sys v0.5.0
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling mio v0.7.11
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling nix v0.22.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling signal-hook v0.3.9
[INFO] [stderr]    Compiling signal-hook-mio v0.2.1
[INFO] [stderr]    Compiling crossterm v0.20.0
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling strum_macros v0.21.1
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling wrapcenum-derive v0.4.0
[INFO] [stderr]    Compiling thiserror v1.0.25
[INFO] [stderr]    Compiling comfy-table v4.0.1
[INFO] [stderr]    Compiling clap v3.0.0-beta.2
[INFO] [stderr]    Compiling nvml-wrapper v0.7.0
[INFO] [stderr]    Compiling gpustat v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.60s
[INFO] running `Command { std: "docker" "inspect" "a212b94ba17ebc4f4411a6d003decc3a1947ee102b7d6a349a6b00578998f426", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a212b94ba17ebc4f4411a6d003decc3a1947ee102b7d6a349a6b00578998f426", kill_on_drop: false }`
[INFO] [stdout] a212b94ba17ebc4f4411a6d003decc3a1947ee102b7d6a349a6b00578998f426
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 465d10e960cfba8751a3cb9f6b8180cb57b217e63010ddee5ae4a3119a74297b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "465d10e960cfba8751a3cb9f6b8180cb57b217e63010ddee5ae4a3119a74297b", kill_on_drop: false }`
[INFO] [stderr]    Compiling gpustat v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "465d10e960cfba8751a3cb9f6b8180cb57b217e63010ddee5ae4a3119a74297b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "465d10e960cfba8751a3cb9f6b8180cb57b217e63010ddee5ae4a3119a74297b", kill_on_drop: false }`
[INFO] [stdout] 465d10e960cfba8751a3cb9f6b8180cb57b217e63010ddee5ae4a3119a74297b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 78c87845a0a70979cf76836f861d41faad3afea45b3c46eeb85796554fe88077
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "78c87845a0a70979cf76836f861d41faad3afea45b3c46eeb85796554fe88077", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/gpustat-d5226e3341e03614)
[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" "78c87845a0a70979cf76836f861d41faad3afea45b3c46eeb85796554fe88077", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78c87845a0a70979cf76836f861d41faad3afea45b3c46eeb85796554fe88077", kill_on_drop: false }`
[INFO] [stdout] 78c87845a0a70979cf76836f861d41faad3afea45b3c46eeb85796554fe88077