[INFO] fetching crate logging-toolkit 0.5.0...
[INFO] extracting crate logging-toolkit 0.5.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/logging-toolkit/0.5.0
[INFO] extracting crate logging-toolkit 0.5.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/logging-toolkit/0.5.0
[INFO] validating manifest of logging-toolkit-0.5.0 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of logging-toolkit-0.5.0 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing logging-toolkit-0.5.0
[INFO] finished frobbing logging-toolkit-0.5.0
[INFO] frobbed toml for logging-toolkit-0.5.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/logging-toolkit/0.5.0/Cargo.toml
[INFO] started frobbing logging-toolkit-0.5.0
[INFO] finished frobbing logging-toolkit-0.5.0
[INFO] frobbed toml for logging-toolkit-0.5.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/logging-toolkit/0.5.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing logging-toolkit-0.5.0 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/logging-toolkit/0.5.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] b8b1df6660bcb40bd44f23e6f97a00bc7af0b241463aa6c408e97b51aefa5605
[INFO] running `"docker" "start" "-a" "b8b1df6660bcb40bd44f23e6f97a00bc7af0b241463aa6c408e97b51aefa5605"`
[INFO] [stderr]    Compiling slog-async v2.3.0
[INFO] [stderr]    Compiling slog-json v2.3.0
[INFO] [stderr]    Compiling logging-toolkit v0.5.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.03s
[INFO] running `"docker" "inspect" "b8b1df6660bcb40bd44f23e6f97a00bc7af0b241463aa6c408e97b51aefa5605"`
[INFO] running `"docker" "rm" "-f" "b8b1df6660bcb40bd44f23e6f97a00bc7af0b241463aa6c408e97b51aefa5605"`
[INFO] [stdout] b8b1df6660bcb40bd44f23e6f97a00bc7af0b241463aa6c408e97b51aefa5605
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/logging-toolkit/0.5.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 937fdddbeae8c30a97f72b6bc091cc5397ab2e06cd4f1581c5c2af44f86276bd
[INFO] running `"docker" "start" "-a" "937fdddbeae8c30a97f72b6bc091cc5397ab2e06cd4f1581c5c2af44f86276bd"`
[INFO] [stderr]    Compiling logging-toolkit v0.5.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `"docker" "inspect" "937fdddbeae8c30a97f72b6bc091cc5397ab2e06cd4f1581c5c2af44f86276bd"`
[INFO] running `"docker" "rm" "-f" "937fdddbeae8c30a97f72b6bc091cc5397ab2e06cd4f1581c5c2af44f86276bd"`
[INFO] [stdout] 937fdddbeae8c30a97f72b6bc091cc5397ab2e06cd4f1581c5c2af44f86276bd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/logging-toolkit/0.5.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] d711906e369bce4a364116defe5f9550af3ab3fc07e2a7f9fc1fbd6182037bc7
[INFO] running `"docker" "start" "-a" "d711906e369bce4a364116defe5f9550af3ab3fc07e2a7f9fc1fbd6182037bc7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/logging_toolkit-27bba0882b37bcd5
[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 logging-toolkit
[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 `"docker" "inspect" "d711906e369bce4a364116defe5f9550af3ab3fc07e2a7f9fc1fbd6182037bc7"`
[INFO] running `"docker" "rm" "-f" "d711906e369bce4a364116defe5f9550af3ab3fc07e2a7f9fc1fbd6182037bc7"`
[INFO] [stdout] d711906e369bce4a364116defe5f9550af3ab3fc07e2a7f9fc1fbd6182037bc7