[INFO] fetching crate println_logger 0.2.0...
[INFO] testing println_logger-0.2.0 against 1.45.2 for beta-1.46-1
[INFO] extracting crate println_logger 0.2.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate println_logger 0.2.0 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 println_logger 0.2.0
[INFO] finished tweaking crates.io crate println_logger 0.2.0
[INFO] tweaked toml for crates.io crate println_logger 0.2.0 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] 1a45e2392f7a81d33b3d42e75603db5e8d307857264b9a57bccb6ede511007ab
[INFO] running `Command { std: "docker" "start" "-a" "1a45e2392f7a81d33b3d42e75603db5e8d307857264b9a57bccb6ede511007ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a45e2392f7a81d33b3d42e75603db5e8d307857264b9a57bccb6ede511007ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a45e2392f7a81d33b3d42e75603db5e8d307857264b9a57bccb6ede511007ab", kill_on_drop: false }`
[INFO] [stdout] 1a45e2392f7a81d33b3d42e75603db5e8d307857264b9a57bccb6ede511007ab
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 21a3800e58d1ba6a7477f2e8fc34baba8e15c313d08e40a205c01f1e109605c8
[INFO] running `Command { std: "docker" "start" "-a" "21a3800e58d1ba6a7477f2e8fc34baba8e15c313d08e40a205c01f1e109605c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling println_logger v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.80s
[INFO] running `Command { std: "docker" "inspect" "21a3800e58d1ba6a7477f2e8fc34baba8e15c313d08e40a205c01f1e109605c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21a3800e58d1ba6a7477f2e8fc34baba8e15c313d08e40a205c01f1e109605c8", kill_on_drop: false }`
[INFO] [stdout] 21a3800e58d1ba6a7477f2e8fc34baba8e15c313d08e40a205c01f1e109605c8
[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] [stdout] 8d010fd3dae6ff2f1f8f59abf5da244ab3e77b175aae75cfd2b0cd6df2f2293b
[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" "8d010fd3dae6ff2f1f8f59abf5da244ab3e77b175aae75cfd2b0cd6df2f2293b", kill_on_drop: false }`
[INFO] [stderr]    Compiling println_logger v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "8d010fd3dae6ff2f1f8f59abf5da244ab3e77b175aae75cfd2b0cd6df2f2293b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d010fd3dae6ff2f1f8f59abf5da244ab3e77b175aae75cfd2b0cd6df2f2293b", kill_on_drop: false }`
[INFO] [stdout] 8d010fd3dae6ff2f1f8f59abf5da244ab3e77b175aae75cfd2b0cd6df2f2293b
[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] 74c8d538bd9e7174e00842411616a60c366d35b3fbc6e01018c194fb7182de7c
[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" "74c8d538bd9e7174e00842411616a60c366d35b3fbc6e01018c194fb7182de7c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/println_logger-96e2011e2b3e0b13
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests println_logger
[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 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "74c8d538bd9e7174e00842411616a60c366d35b3fbc6e01018c194fb7182de7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74c8d538bd9e7174e00842411616a60c366d35b3fbc6e01018c194fb7182de7c", kill_on_drop: false }`
[INFO] [stdout] 74c8d538bd9e7174e00842411616a60c366d35b3fbc6e01018c194fb7182de7c