[INFO] fetching crate nj-cli 0.4.1...
[INFO] testing nj-cli-0.4.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate nj-cli 0.4.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate nj-cli 0.4.1 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 nj-cli 0.4.1
[INFO] finished tweaking crates.io crate nj-cli 0.4.1
[INFO] tweaked toml for crates.io crate nj-cli 0.4.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate nj-cli 0.4.1 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] 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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b672061c412e4ce225cdefe7809de7e4627cebf3c62b2d2cc91c2f9a7701577
[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" "8b672061c412e4ce225cdefe7809de7e4627cebf3c62b2d2cc91c2f9a7701577", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b672061c412e4ce225cdefe7809de7e4627cebf3c62b2d2cc91c2f9a7701577", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b672061c412e4ce225cdefe7809de7e4627cebf3c62b2d2cc91c2f9a7701577", kill_on_drop: false }`
[INFO] [stdout] 8b672061c412e4ce225cdefe7809de7e4627cebf3c62b2d2cc91c2f9a7701577
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d3bcd19306fad7266f056ffad24dedf59eb55ae11798b5d543dc80536497bc2
[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" "0d3bcd19306fad7266f056ffad24dedf59eb55ae11798b5d543dc80536497bc2", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling structopt-derive v0.4.16
[INFO] [stderr]    Compiling structopt v0.3.23
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling semver v0.10.0
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling cargo_metadata v0.11.4
[INFO] [stderr]    Compiling nj-cli v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.37s
[INFO] running `Command { std: "docker" "inspect" "0d3bcd19306fad7266f056ffad24dedf59eb55ae11798b5d543dc80536497bc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d3bcd19306fad7266f056ffad24dedf59eb55ae11798b5d543dc80536497bc2", kill_on_drop: false }`
[INFO] [stdout] 0d3bcd19306fad7266f056ffad24dedf59eb55ae11798b5d543dc80536497bc2
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] 7a1522b14149832848a507eacac7a4ca40ed93c23489d13743bfe9e406501b01
[INFO] running `Command { std: "docker" "start" "-a" "7a1522b14149832848a507eacac7a4ca40ed93c23489d13743bfe9e406501b01", kill_on_drop: false }`
[INFO] [stderr]    Compiling nj-cli v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "7a1522b14149832848a507eacac7a4ca40ed93c23489d13743bfe9e406501b01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a1522b14149832848a507eacac7a4ca40ed93c23489d13743bfe9e406501b01", kill_on_drop: false }`
[INFO] [stdout] 7a1522b14149832848a507eacac7a4ca40ed93c23489d13743bfe9e406501b01
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2408f5dc1c7e1a5caa2a930c5c96a1b3a4b53e04de98eec665ffd4ca4fd27b9d
[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" "2408f5dc1c7e1a5caa2a930c5c96a1b3a4b53e04de98eec665ffd4ca4fd27b9d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nj_cli-c5ea45daee34dc33)
[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" "2408f5dc1c7e1a5caa2a930c5c96a1b3a4b53e04de98eec665ffd4ca4fd27b9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2408f5dc1c7e1a5caa2a930c5c96a1b3a4b53e04de98eec665ffd4ca4fd27b9d", kill_on_drop: false }`
[INFO] [stdout] 2408f5dc1c7e1a5caa2a930c5c96a1b3a4b53e04de98eec665ffd4ca4fd27b9d