[INFO] crate metrics-core 0.5.1 is already in cache
[INFO] testing metrics-core-0.5.1 against beta-2019-09-28 for beta-1.39-1
[INFO] extracting crate metrics-core 0.5.1 into work/builds/worker-4/source
[INFO] validating manifest of crates.io crate metrics-core 0.5.1 on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate metrics-core 0.5.1
[INFO] finished tweaking crates.io crate metrics-core 0.5.1
[INFO] tweaked toml for crates.io crate metrics-core 0.5.1 written to work/builds/worker-4/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] e6c661d6f68daf6ef34af2f4acb458af6127d6a122c5370ac9ab5bccbd097f2b
[INFO] running `"docker" "start" "-a" "e6c661d6f68daf6ef34af2f4acb458af6127d6a122c5370ac9ab5bccbd097f2b"`
[INFO] [stderr]    Compiling metrics-core v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `"docker" "inspect" "e6c661d6f68daf6ef34af2f4acb458af6127d6a122c5370ac9ab5bccbd097f2b"`
[INFO] running `"docker" "rm" "-f" "e6c661d6f68daf6ef34af2f4acb458af6127d6a122c5370ac9ab5bccbd097f2b"`
[INFO] [stdout] e6c661d6f68daf6ef34af2f4acb458af6127d6a122c5370ac9ab5bccbd097f2b
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] a2389369b01bb4084e05b27ef23e74ea2f04afdec4c46b365e615b3fc9895554
[INFO] running `"docker" "start" "-a" "a2389369b01bb4084e05b27ef23e74ea2f04afdec4c46b365e615b3fc9895554"`
[INFO] [stderr]    Compiling metrics-core v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `"docker" "inspect" "a2389369b01bb4084e05b27ef23e74ea2f04afdec4c46b365e615b3fc9895554"`
[INFO] running `"docker" "rm" "-f" "a2389369b01bb4084e05b27ef23e74ea2f04afdec4c46b365e615b3fc9895554"`
[INFO] [stdout] a2389369b01bb4084e05b27ef23e74ea2f04afdec4c46b365e615b3fc9895554
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 4f85714fd0beb8740c177d61a0478097400781a53c19bd9e3f64040a16cc4d88
[INFO] running `"docker" "start" "-a" "4f85714fd0beb8740c177d61a0478097400781a53c19bd9e3f64040a16cc4d88"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/metrics_core-09e7140918cf54b2
[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] [stderr]    Doc-tests metrics-core
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - labels (line 321) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "4f85714fd0beb8740c177d61a0478097400781a53c19bd9e3f64040a16cc4d88"`
[INFO] running `"docker" "rm" "-f" "4f85714fd0beb8740c177d61a0478097400781a53c19bd9e3f64040a16cc4d88"`
[INFO] [stdout] 4f85714fd0beb8740c177d61a0478097400781a53c19bd9e3f64040a16cc4d88