[INFO] fetching crate os-version 0.1.1...
[INFO] testing os-version-0.1.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate os-version 0.1.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate os-version 0.1.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate os-version 0.1.1
[INFO] finished tweaking crates.io crate os-version 0.1.1
[INFO] tweaked toml for crates.io crate os-version 0.1.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate os-version 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded humantime v2.0.0
[INFO] [stderr]   Downloaded plist v0.5.3
[INFO] [stderr]   Downloaded anyhow v1.0.27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 74c400d381d4f56bacb3ddc1a1a9f4a19d5b9292b1f88526cf462b12281c3281
[INFO] running `Command { std: "docker" "start" "-a" "74c400d381d4f56bacb3ddc1a1a9f4a19d5b9292b1f88526cf462b12281c3281", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74c400d381d4f56bacb3ddc1a1a9f4a19d5b9292b1f88526cf462b12281c3281", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74c400d381d4f56bacb3ddc1a1a9f4a19d5b9292b1f88526cf462b12281c3281", kill_on_drop: false }`
[INFO] [stdout] 74c400d381d4f56bacb3ddc1a1a9f4a19d5b9292b1f88526cf462b12281c3281
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e13edc5f741aadbbbdf98380722a3c2cec98f8961f812729b39b0b79d047a051
[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" "e13edc5f741aadbbbdf98380722a3c2cec98f8961f812729b39b0b79d047a051", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.27
[INFO] [stderr]    Compiling os-version v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.11s
[INFO] running `Command { std: "docker" "inspect" "e13edc5f741aadbbbdf98380722a3c2cec98f8961f812729b39b0b79d047a051", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e13edc5f741aadbbbdf98380722a3c2cec98f8961f812729b39b0b79d047a051", kill_on_drop: false }`
[INFO] [stdout] e13edc5f741aadbbbdf98380722a3c2cec98f8961f812729b39b0b79d047a051
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--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] 6c11386ba901098b5168eb740667c583592b9d25888db806a8c42af380519afc
[INFO] running `Command { std: "docker" "start" "-a" "6c11386ba901098b5168eb740667c583592b9d25888db806a8c42af380519afc", kill_on_drop: false }`
[INFO] [stderr]    Compiling os-version v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `Command { std: "docker" "inspect" "6c11386ba901098b5168eb740667c583592b9d25888db806a8c42af380519afc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c11386ba901098b5168eb740667c583592b9d25888db806a8c42af380519afc", kill_on_drop: false }`
[INFO] [stdout] 6c11386ba901098b5168eb740667c583592b9d25888db806a8c42af380519afc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ffd1eb035fca5063bd7b3815f68abfcd32023b65a4c932fe9d5d8105a8bcbd9e
[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" "ffd1eb035fca5063bd7b3815f68abfcd32023b65a4c932fe9d5d8105a8bcbd9e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/os_version-8a829b1b2b74e8c1
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test linux::tests::detect_archlinux ... ok
[INFO] [stdout] test linux::tests::detect_alpine ... ok
[INFO] [stdout] test linux::tests::detect_centos ... ok
[INFO] [stdout] test linux::tests::detect_debian ... ok
[INFO] [stdout] test linux::tests::detect_ubuntu ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests os-version
[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" "ffd1eb035fca5063bd7b3815f68abfcd32023b65a4c932fe9d5d8105a8bcbd9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffd1eb035fca5063bd7b3815f68abfcd32023b65a4c932fe9d5d8105a8bcbd9e", kill_on_drop: false }`
[INFO] [stdout] ffd1eb035fca5063bd7b3815f68abfcd32023b65a4c932fe9d5d8105a8bcbd9e