[INFO] updating cached repository just-cli/just-extract
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/just-cli/just-extract
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/just-cli/just-extract" "work/ex/beta-1.38-1/sources/1.37.0/gh/just-cli/just-extract"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/just-cli/just-extract'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/just-cli/just-extract" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/just-cli/just-extract"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/just-cli/just-extract'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b013b872d686f9a65bd80ade7956c88b321c7db3
[INFO] sha for GitHub repo just-cli/just-extract: b013b872d686f9a65bd80ade7956c88b321c7db3
[INFO] validating manifest of just-cli/just-extract on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of just-cli/just-extract on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing just-cli/just-extract
[INFO] finished frobbing just-cli/just-extract
[INFO] frobbed toml for just-cli/just-extract written to work/ex/beta-1.38-1/sources/1.37.0/gh/just-cli/just-extract/Cargo.toml
[INFO] started frobbing just-cli/just-extract
[INFO] finished frobbing just-cli/just-extract
[INFO] frobbed toml for just-cli/just-extract written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/just-cli/just-extract/Cargo.toml
[INFO] crate just-cli/just-extract already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing just-cli/just-extract against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/just-cli/just-extract:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] f3438d92295438169eb4c9e2c96588dc5a52ad453bf1abf7091f78002912a1f2
[INFO] running `"docker" "start" "-a" "f3438d92295438169eb4c9e2c96588dc5a52ad453bf1abf7091f78002912a1f2"`
[INFO] [stderr]    Compiling syn v0.15.24
[INFO] [stderr]    Compiling serde_derive v1.0.84
[INFO] [stderr]    Compiling just-core v0.1.0 (https://github.com/just-cli/just-core#dcd7d8a4)
[INFO] [stderr]    Compiling just-extract v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.45s
[INFO] running `"docker" "inspect" "f3438d92295438169eb4c9e2c96588dc5a52ad453bf1abf7091f78002912a1f2"`
[INFO] running `"docker" "rm" "-f" "f3438d92295438169eb4c9e2c96588dc5a52ad453bf1abf7091f78002912a1f2"`
[INFO] [stdout] f3438d92295438169eb4c9e2c96588dc5a52ad453bf1abf7091f78002912a1f2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/just-cli/just-extract:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 587911d68efe6d85439c646a9341335bdaf352260a061955a47d3b0e98c61a59
[INFO] running `"docker" "start" "-a" "587911d68efe6d85439c646a9341335bdaf352260a061955a47d3b0e98c61a59"`
[INFO] [stderr]    Compiling just-extract v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `"docker" "inspect" "587911d68efe6d85439c646a9341335bdaf352260a061955a47d3b0e98c61a59"`
[INFO] running `"docker" "rm" "-f" "587911d68efe6d85439c646a9341335bdaf352260a061955a47d3b0e98c61a59"`
[INFO] [stdout] 587911d68efe6d85439c646a9341335bdaf352260a061955a47d3b0e98c61a59
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/just-cli/just-extract:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 9b69b5f958bb5704dd7367f96bb991c0a47bb2a95ba06fe7aac8452a06abc1a3
[INFO] running `"docker" "start" "-a" "9b69b5f958bb5704dd7367f96bb991c0a47bb2a95ba06fe7aac8452a06abc1a3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/just_extract-8dc52a0f84034126
[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 just-extract
[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" "9b69b5f958bb5704dd7367f96bb991c0a47bb2a95ba06fe7aac8452a06abc1a3"`
[INFO] running `"docker" "rm" "-f" "9b69b5f958bb5704dd7367f96bb991c0a47bb2a95ba06fe7aac8452a06abc1a3"`
[INFO] [stdout] 9b69b5f958bb5704dd7367f96bb991c0a47bb2a95ba06fe7aac8452a06abc1a3