[INFO] crate cgroups-fs 1.1.2 is already in cache
[INFO] testing cgroups-fs-1.1.2 against 1.45.2 for beta-1.46-1
[INFO] extracting crate cgroups-fs 1.1.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate cgroups-fs 1.1.2 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cgroups-fs 1.1.2
[INFO] finished tweaking crates.io crate cgroups-fs 1.1.2
[INFO] tweaked toml for crates.io crate cgroups-fs 1.1.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "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] 4f61ac52c8d8a3cc26acbdc498b362a671efe498573dee39a3809ac1d50b18c0
[INFO] running `Command { std: "docker" "start" "-a" "4f61ac52c8d8a3cc26acbdc498b362a671efe498573dee39a3809ac1d50b18c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f61ac52c8d8a3cc26acbdc498b362a671efe498573dee39a3809ac1d50b18c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f61ac52c8d8a3cc26acbdc498b362a671efe498573dee39a3809ac1d50b18c0", kill_on_drop: false }`
[INFO] [stdout] 4f61ac52c8d8a3cc26acbdc498b362a671efe498573dee39a3809ac1d50b18c0
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e55a07ee4fa7e28f06e4d82faa1626d121dbc73099d1a0b9b30a48f0be0d806
[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" "5e55a07ee4fa7e28f06e4d82faa1626d121dbc73099d1a0b9b30a48f0be0d806", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling cgroups-fs v1.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.78s
[INFO] running `Command { std: "docker" "inspect" "5e55a07ee4fa7e28f06e4d82faa1626d121dbc73099d1a0b9b30a48f0be0d806", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e55a07ee4fa7e28f06e4d82faa1626d121dbc73099d1a0b9b30a48f0be0d806", kill_on_drop: false }`
[INFO] [stdout] 5e55a07ee4fa7e28f06e4d82faa1626d121dbc73099d1a0b9b30a48f0be0d806
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "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] f9f61fe04a9afe66f91a9c4dc6bfc1564adfe7d4907570dc53e4fd75078fcc22
[INFO] running `Command { std: "docker" "start" "-a" "f9f61fe04a9afe66f91a9c4dc6bfc1564adfe7d4907570dc53e4fd75078fcc22", kill_on_drop: false }`
[INFO] [stderr]    Compiling cgroups-fs v1.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "f9f61fe04a9afe66f91a9c4dc6bfc1564adfe7d4907570dc53e4fd75078fcc22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9f61fe04a9afe66f91a9c4dc6bfc1564adfe7d4907570dc53e4fd75078fcc22", kill_on_drop: false }`
[INFO] [stdout] f9f61fe04a9afe66f91a9c4dc6bfc1564adfe7d4907570dc53e4fd75078fcc22
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 98dd6340393e6a682f1c30daaebc47d834bc961fbcd13dabbee4eee10a1ff25e
[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" "98dd6340393e6a682f1c30daaebc47d834bc961fbcd13dabbee4eee10a1ff25e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cgroups_fs-72330ea6028028fb
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cgroups-fs
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - std::process::Command::cgroups (line 315) ... ok
[INFO] [stdout] test src/lib.rs -  (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "98dd6340393e6a682f1c30daaebc47d834bc961fbcd13dabbee4eee10a1ff25e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98dd6340393e6a682f1c30daaebc47d834bc961fbcd13dabbee4eee10a1ff25e", kill_on_drop: false }`
[INFO] [stdout] 98dd6340393e6a682f1c30daaebc47d834bc961fbcd13dabbee4eee10a1ff25e