[INFO] fetching crate nstd_os 0.5.0...
[INFO] testing nstd_os-0.5.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate nstd_os 0.5.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate nstd_os 0.5.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nstd_os 0.5.0
[INFO] finished tweaking crates.io crate nstd_os 0.5.0
[INFO] tweaked toml for crates.io crate nstd_os 0.5.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "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] 9fc718c7e44f567e398edb6ae1d404f6ede6216b708e59dd8f7eb97ec22fd44b
[INFO] running `Command { std: "docker" "start" "-a" "9fc718c7e44f567e398edb6ae1d404f6ede6216b708e59dd8f7eb97ec22fd44b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9fc718c7e44f567e398edb6ae1d404f6ede6216b708e59dd8f7eb97ec22fd44b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fc718c7e44f567e398edb6ae1d404f6ede6216b708e59dd8f7eb97ec22fd44b", kill_on_drop: false }`
[INFO] [stdout] 9fc718c7e44f567e398edb6ae1d404f6ede6216b708e59dd8f7eb97ec22fd44b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b82ee0e96a9615c32daf0bb693342412014c79ecd34dae5619ff904b6356ea4b
[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" "b82ee0e96a9615c32daf0bb693342412014c79ecd34dae5619ff904b6356ea4b", kill_on_drop: false }`
[INFO] [stderr]    Compiling nstd_os v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `Command { std: "docker" "inspect" "b82ee0e96a9615c32daf0bb693342412014c79ecd34dae5619ff904b6356ea4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b82ee0e96a9615c32daf0bb693342412014c79ecd34dae5619ff904b6356ea4b", kill_on_drop: false }`
[INFO] [stdout] b82ee0e96a9615c32daf0bb693342412014c79ecd34dae5619ff904b6356ea4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e73a09b98cc8fabadd471930d452432366d469b45f5fc072b28fcddac1c976e3
[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" "e73a09b98cc8fabadd471930d452432366d469b45f5fc072b28fcddac1c976e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling nstd_os v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "e73a09b98cc8fabadd471930d452432366d469b45f5fc072b28fcddac1c976e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e73a09b98cc8fabadd471930d452432366d469b45f5fc072b28fcddac1c976e3", kill_on_drop: false }`
[INFO] [stdout] e73a09b98cc8fabadd471930d452432366d469b45f5fc072b28fcddac1c976e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "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] a5d45607f9784b5daf884fbc0f93b01906803fab7a1b1baa5cb4014f24a43ac2
[INFO] running `Command { std: "docker" "start" "-a" "a5d45607f9784b5daf884fbc0f93b01906803fab7a1b1baa5cb4014f24a43ac2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nstd_os-05ae03d2e34bb8ab)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests nstd_os
[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" "a5d45607f9784b5daf884fbc0f93b01906803fab7a1b1baa5cb4014f24a43ac2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5d45607f9784b5daf884fbc0f93b01906803fab7a1b1baa5cb4014f24a43ac2", kill_on_drop: false }`
[INFO] [stdout] a5d45607f9784b5daf884fbc0f93b01906803fab7a1b1baa5cb4014f24a43ac2