[INFO] fetching crate easy-logging 0.1.1...
[INFO] testing easy-logging-0.1.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate easy-logging 0.1.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate easy-logging 0.1.1 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 easy-logging 0.1.1
[INFO] finished tweaking crates.io crate easy-logging 0.1.1
[INFO] tweaked toml for crates.io crate easy-logging 0.1.1 written to /workspace/builds/worker-7/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-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b2878bbff0edf6c804b66b91379408d07baa892fbdbf24280f23b16f127fa2b
[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" "5b2878bbff0edf6c804b66b91379408d07baa892fbdbf24280f23b16f127fa2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b2878bbff0edf6c804b66b91379408d07baa892fbdbf24280f23b16f127fa2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b2878bbff0edf6c804b66b91379408d07baa892fbdbf24280f23b16f127fa2b", kill_on_drop: false }`
[INFO] [stdout] 5b2878bbff0edf6c804b66b91379408d07baa892fbdbf24280f23b16f127fa2b
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 1a7c0def94de09cfca87de1fa07f525fe5c005632ce9c4bef136be93a9c8019c
[INFO] running `Command { std: "docker" "start" "-a" "1a7c0def94de09cfca87de1fa07f525fe5c005632ce9c4bef136be93a9c8019c", kill_on_drop: false }`
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling fern v0.5.9
[INFO] [stderr]    Compiling easy-logging v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.07s
[INFO] running `Command { std: "docker" "inspect" "1a7c0def94de09cfca87de1fa07f525fe5c005632ce9c4bef136be93a9c8019c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a7c0def94de09cfca87de1fa07f525fe5c005632ce9c4bef136be93a9c8019c", kill_on_drop: false }`
[INFO] [stdout] 1a7c0def94de09cfca87de1fa07f525fe5c005632ce9c4bef136be93a9c8019c
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/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] 4fa1583606fb0befeca8bea89901d607d2eb6cc433b20c4b609ebe387616d88b
[INFO] running `Command { std: "docker" "start" "-a" "4fa1583606fb0befeca8bea89901d607d2eb6cc433b20c4b609ebe387616d88b", kill_on_drop: false }`
[INFO] [stderr]    Compiling easy-logging v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "4fa1583606fb0befeca8bea89901d607d2eb6cc433b20c4b609ebe387616d88b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fa1583606fb0befeca8bea89901d607d2eb6cc433b20c4b609ebe387616d88b", kill_on_drop: false }`
[INFO] [stdout] 4fa1583606fb0befeca8bea89901d607d2eb6cc433b20c4b609ebe387616d88b
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8799f076dc2a6e1eb8f6d5be07f29f6a8fcc6b93e7015bcf6bd329e94dfb87d4
[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" "8799f076dc2a6e1eb8f6d5be07f29f6a8fcc6b93e7015bcf6bd329e94dfb87d4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/easy_logging-069abe399184cacf
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests easy-logging
[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" "8799f076dc2a6e1eb8f6d5be07f29f6a8fcc6b93e7015bcf6bd329e94dfb87d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8799f076dc2a6e1eb8f6d5be07f29f6a8fcc6b93e7015bcf6bd329e94dfb87d4", kill_on_drop: false }`
[INFO] [stdout] 8799f076dc2a6e1eb8f6d5be07f29f6a8fcc6b93e7015bcf6bd329e94dfb87d4