[INFO] crate skimmer 0.0.2 is already in cache
[INFO] extracting crate skimmer 0.0.2 into work/ex/beta-1.37-6/sources/1.36.0/reg/skimmer/0.0.2
[INFO] extracting crate skimmer 0.0.2 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/skimmer/0.0.2
[INFO] validating manifest of skimmer-0.0.2 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 skimmer-0.0.2 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 skimmer-0.0.2
[INFO] finished frobbing skimmer-0.0.2
[INFO] frobbed toml for skimmer-0.0.2 written to work/ex/beta-1.37-6/sources/1.36.0/reg/skimmer/0.0.2/Cargo.toml
[INFO] started frobbing skimmer-0.0.2
[INFO] finished frobbing skimmer-0.0.2
[INFO] frobbed toml for skimmer-0.0.2 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/skimmer/0.0.2/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 skimmer-0.0.2 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/skimmer/0.0.2:/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 7f38f9af2461e27c571f6920e9fcf802b154ce81cd1afca84b6512253ef212f5
[INFO] running `"docker" "start" "-a" "7f38f9af2461e27c571f6920e9fcf802b154ce81cd1afca84b6512253ef212f5"`
[INFO] [stderr]    Compiling skimmer v0.0.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `"docker" "inspect" "7f38f9af2461e27c571f6920e9fcf802b154ce81cd1afca84b6512253ef212f5"`
[INFO] running `"docker" "rm" "-f" "7f38f9af2461e27c571f6920e9fcf802b154ce81cd1afca84b6512253ef212f5"`
[INFO] [stdout] 7f38f9af2461e27c571f6920e9fcf802b154ce81cd1afca84b6512253ef212f5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/skimmer/0.0.2:/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] e97308da7b31cc65ee297becc497d93e6b40863ab2fb9833ffdd8ccc21695079
[INFO] running `"docker" "start" "-a" "e97308da7b31cc65ee297becc497d93e6b40863ab2fb9833ffdd8ccc21695079"`
[INFO] [stderr]    Compiling skimmer v0.0.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `"docker" "inspect" "e97308da7b31cc65ee297becc497d93e6b40863ab2fb9833ffdd8ccc21695079"`
[INFO] running `"docker" "rm" "-f" "e97308da7b31cc65ee297becc497d93e6b40863ab2fb9833ffdd8ccc21695079"`
[INFO] [stdout] e97308da7b31cc65ee297becc497d93e6b40863ab2fb9833ffdd8ccc21695079
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/skimmer/0.0.2:/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 60d11b822ab0c3247445a36f5c9288570ec420c1b53f25653558d2c09271a62f
[INFO] running `"docker" "start" "-a" "60d11b822ab0c3247445a36f5c9288570ec420c1b53f25653558d2c09271a62f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/skimmer-ff7843f3b0dc6914
[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 skimmer
[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" "60d11b822ab0c3247445a36f5c9288570ec420c1b53f25653558d2c09271a62f"`
[INFO] running `"docker" "rm" "-f" "60d11b822ab0c3247445a36f5c9288570ec420c1b53f25653558d2c09271a62f"`
[INFO] [stdout] 60d11b822ab0c3247445a36f5c9288570ec420c1b53f25653558d2c09271a62f