[INFO] fetching crate lelet-utils 0.4.0...
[INFO] testing lelet-utils-0.4.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate lelet-utils 0.4.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate lelet-utils 0.4.0 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 lelet-utils 0.4.0
[INFO] finished tweaking crates.io crate lelet-utils 0.4.0
[INFO] tweaked toml for crates.io crate lelet-utils 0.4.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 555fd1d434c634febe010bd0c3098aa65b551d04988f98746beb650a61354d80
[INFO] running `Command { std: "docker" "start" "-a" "555fd1d434c634febe010bd0c3098aa65b551d04988f98746beb650a61354d80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "555fd1d434c634febe010bd0c3098aa65b551d04988f98746beb650a61354d80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "555fd1d434c634febe010bd0c3098aa65b551d04988f98746beb650a61354d80", kill_on_drop: false }`
[INFO] [stdout] 555fd1d434c634febe010bd0c3098aa65b551d04988f98746beb650a61354d80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 9dcf61c4f7b659374bfbc9ad6c6efa156482793c20ce1efa25d964fd9a32f20a
[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" "9dcf61c4f7b659374bfbc9ad6c6efa156482793c20ce1efa25d964fd9a32f20a", kill_on_drop: false }`
[INFO] [stderr]    Compiling lelet-utils v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "9dcf61c4f7b659374bfbc9ad6c6efa156482793c20ce1efa25d964fd9a32f20a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dcf61c4f7b659374bfbc9ad6c6efa156482793c20ce1efa25d964fd9a32f20a", kill_on_drop: false }`
[INFO] [stdout] 9dcf61c4f7b659374bfbc9ad6c6efa156482793c20ce1efa25d964fd9a32f20a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] bd0f32a7b4e7d6a652e63dc9299ae74d9be9a2bc8d672ac81351fd3ae50e5d02
[INFO] running `Command { std: "docker" "start" "-a" "bd0f32a7b4e7d6a652e63dc9299ae74d9be9a2bc8d672ac81351fd3ae50e5d02", kill_on_drop: false }`
[INFO] [stderr]    Compiling lelet-utils v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "bd0f32a7b4e7d6a652e63dc9299ae74d9be9a2bc8d672ac81351fd3ae50e5d02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd0f32a7b4e7d6a652e63dc9299ae74d9be9a2bc8d672ac81351fd3ae50e5d02", kill_on_drop: false }`
[INFO] [stdout] bd0f32a7b4e7d6a652e63dc9299ae74d9be9a2bc8d672ac81351fd3ae50e5d02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9f55b7af3437496ac0b5736061eb52478b673dbe24f358376739030369ddd60c
[INFO] running `Command { std: "docker" "start" "-a" "9f55b7af3437496ac0b5736061eb52478b673dbe24f358376739030369ddd60c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lelet_utils-60c94485bdabb663
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lelet-utils
[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 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" "9f55b7af3437496ac0b5736061eb52478b673dbe24f358376739030369ddd60c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f55b7af3437496ac0b5736061eb52478b673dbe24f358376739030369ddd60c", kill_on_drop: false }`
[INFO] [stdout] 9f55b7af3437496ac0b5736061eb52478b673dbe24f358376739030369ddd60c