[INFO] fetching crate micrologger 0.1.0...
[INFO] extracting crate micrologger 0.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/micrologger/0.1.0
[INFO] extracting crate micrologger 0.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/micrologger/0.1.0
[INFO] validating manifest of micrologger-0.1.0 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 micrologger-0.1.0 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 micrologger-0.1.0
[INFO] finished frobbing micrologger-0.1.0
[INFO] frobbed toml for micrologger-0.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/micrologger/0.1.0/Cargo.toml
[INFO] started frobbing micrologger-0.1.0
[INFO] finished frobbing micrologger-0.1.0
[INFO] frobbed toml for micrologger-0.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/micrologger/0.1.0/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 micrologger-0.1.0 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-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/micrologger/0.1.0:/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] 01801d981ce82e7b3ea91841937ca5759b7b34d03a8e5bae746aecb77fa6ad4f
[INFO] running `"docker" "start" "-a" "01801d981ce82e7b3ea91841937ca5759b7b34d03a8e5bae746aecb77fa6ad4f"`
[INFO] [stderr]    Compiling micrologger v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `"docker" "inspect" "01801d981ce82e7b3ea91841937ca5759b7b34d03a8e5bae746aecb77fa6ad4f"`
[INFO] running `"docker" "rm" "-f" "01801d981ce82e7b3ea91841937ca5759b7b34d03a8e5bae746aecb77fa6ad4f"`
[INFO] [stdout] 01801d981ce82e7b3ea91841937ca5759b7b34d03a8e5bae746aecb77fa6ad4f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/micrologger/0.1.0:/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] 7672c0b85898b773871dfc480fa83fe1f715e7e0697f5b77652a51271ad3ce78
[INFO] running `"docker" "start" "-a" "7672c0b85898b773871dfc480fa83fe1f715e7e0697f5b77652a51271ad3ce78"`
[INFO] [stderr]    Compiling micrologger v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.77s
[INFO] running `"docker" "inspect" "7672c0b85898b773871dfc480fa83fe1f715e7e0697f5b77652a51271ad3ce78"`
[INFO] running `"docker" "rm" "-f" "7672c0b85898b773871dfc480fa83fe1f715e7e0697f5b77652a51271ad3ce78"`
[INFO] [stdout] 7672c0b85898b773871dfc480fa83fe1f715e7e0697f5b77652a51271ad3ce78
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/micrologger/0.1.0:/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] e6a99462e127415ad24f57559c1d9b4b22fbd588b91a038d8d2317166f324453
[INFO] running `"docker" "start" "-a" "e6a99462e127415ad24f57559c1d9b4b22fbd588b91a038d8d2317166f324453"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/micrologger-a5797360c18d11cb
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test::it_can_decode_log_entries ... ok
[INFO] [stdout] test test::it_logs_a_message ... ok
[INFO] [stdout] test test::it_formats_log_messages_correctly ... ok
[INFO] [stdout] test test::it_can_handle_a_custom_formatter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests micrologger
[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" "e6a99462e127415ad24f57559c1d9b4b22fbd588b91a038d8d2317166f324453"`
[INFO] running `"docker" "rm" "-f" "e6a99462e127415ad24f57559c1d9b4b22fbd588b91a038d8d2317166f324453"`
[INFO] [stdout] e6a99462e127415ad24f57559c1d9b4b22fbd588b91a038d8d2317166f324453