[INFO] fetching crate smelling_salts 0.5.1...
[INFO] testing smelling_salts-0.5.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate smelling_salts 0.5.1 into /workspace/builds/worker-60/source
[INFO] validating manifest of crates.io crate smelling_salts 0.5.1 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 smelling_salts 0.5.1
[INFO] finished tweaking crates.io crate smelling_salts 0.5.1
[INFO] tweaked toml for crates.io crate smelling_salts 0.5.1 written to /workspace/builds/worker-60/source/Cargo.toml
[INFO] crate crates.io crate smelling_salts 0.5.1 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded spin v0.9.2
[INFO] [stderr]   Downloaded flume v0.10.9
[INFO] [stderr]   Downloaded pasts v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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] [stdout] d688277cec017c23f37826f2e1019d512f584366198947df25da876185a08c44
[INFO] running `Command { std: "docker" "start" "-a" "d688277cec017c23f37826f2e1019d512f584366198947df25da876185a08c44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d688277cec017c23f37826f2e1019d512f584366198947df25da876185a08c44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d688277cec017c23f37826f2e1019d512f584366198947df25da876185a08c44", kill_on_drop: false }`
[INFO] [stdout] d688277cec017c23f37826f2e1019d512f584366198947df25da876185a08c44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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] [stdout] a993628afcb438c95df234f1aa0d7f1f8dd13fb3be07c721316fa4b614197b15
[INFO] running `Command { std: "docker" "start" "-a" "a993628afcb438c95df234f1aa0d7f1f8dd13fb3be07c721316fa4b614197b15", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]    Compiling futures-sink v0.3.16
[INFO] [stderr]    Compiling lock_api v0.4.4
[INFO] [stderr]    Compiling spin v0.9.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling pin-project v1.0.8
[INFO] [stderr]    Compiling flume v0.10.9
[INFO] [stderr]    Compiling smelling_salts v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.57s
[INFO] running `Command { std: "docker" "inspect" "a993628afcb438c95df234f1aa0d7f1f8dd13fb3be07c721316fa4b614197b15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a993628afcb438c95df234f1aa0d7f1f8dd13fb3be07c721316fa4b614197b15", kill_on_drop: false }`
[INFO] [stdout] a993628afcb438c95df234f1aa0d7f1f8dd13fb3be07c721316fa4b614197b15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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] 89bc0a83d0f98eba8f295bab1788f33cd3a6099bc00d8389ffcc52670f68dec1
[INFO] running `Command { std: "docker" "start" "-a" "89bc0a83d0f98eba8f295bab1788f33cd3a6099bc00d8389ffcc52670f68dec1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pasts v0.8.0
[INFO] [stderr]    Compiling smelling_salts v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.22s
[INFO] running `Command { std: "docker" "inspect" "89bc0a83d0f98eba8f295bab1788f33cd3a6099bc00d8389ffcc52670f68dec1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89bc0a83d0f98eba8f295bab1788f33cd3a6099bc00d8389ffcc52670f68dec1", kill_on_drop: false }`
[INFO] [stdout] 89bc0a83d0f98eba8f295bab1788f33cd3a6099bc00d8389ffcc52670f68dec1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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] c47b39f27bbbefafc853dac79c8d2499d269b3aaa96ad310fa73f4f6b15d22e3
[INFO] running `Command { std: "docker" "start" "-a" "c47b39f27bbbefafc853dac79c8d2499d269b3aaa96ad310fa73f4f6b15d22e3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/smelling_salts-4419d103cd294ad0)
[INFO] [stderr]    Doc-tests smelling_salts
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/linux.rs - linux (line 13) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.18s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c47b39f27bbbefafc853dac79c8d2499d269b3aaa96ad310fa73f4f6b15d22e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c47b39f27bbbefafc853dac79c8d2499d269b3aaa96ad310fa73f4f6b15d22e3", kill_on_drop: false }`
[INFO] [stdout] c47b39f27bbbefafc853dac79c8d2499d269b3aaa96ad310fa73f4f6b15d22e3