[INFO] crate tasker 0.0.0 is already in cache
[INFO] extracting crate tasker 0.0.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/tasker/0.0.0
[INFO] extracting crate tasker 0.0.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/tasker/0.0.0
[INFO] validating manifest of tasker-0.0.0 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 tasker-0.0.0 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 tasker-0.0.0
[INFO] finished frobbing tasker-0.0.0
[INFO] frobbed toml for tasker-0.0.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/tasker/0.0.0/Cargo.toml
[INFO] started frobbing tasker-0.0.0
[INFO] finished frobbing tasker-0.0.0
[INFO] frobbed toml for tasker-0.0.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/tasker/0.0.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing tasker-0.0.0 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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/tasker/0.0.0:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] b455b49cae30b287ba2c2ce573ea53c11dfcf2cd6bc5461ed579b01230f6cd28
[INFO] running `"docker" "start" "-a" "b455b49cae30b287ba2c2ce573ea53c11dfcf2cd6bc5461ed579b01230f6cd28"`
[INFO] [stderr]    Compiling tasker v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `"docker" "inspect" "b455b49cae30b287ba2c2ce573ea53c11dfcf2cd6bc5461ed579b01230f6cd28"`
[INFO] running `"docker" "rm" "-f" "b455b49cae30b287ba2c2ce573ea53c11dfcf2cd6bc5461ed579b01230f6cd28"`
[INFO] [stdout] b455b49cae30b287ba2c2ce573ea53c11dfcf2cd6bc5461ed579b01230f6cd28
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/tasker/0.0.0:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] d1e6328c744572b7963b4c1a8d6023834f897f219a16adce77bf19fe858b0ffb
[INFO] running `"docker" "start" "-a" "d1e6328c744572b7963b4c1a8d6023834f897f219a16adce77bf19fe858b0ffb"`
[INFO] [stderr]    Compiling tasker v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `"docker" "inspect" "d1e6328c744572b7963b4c1a8d6023834f897f219a16adce77bf19fe858b0ffb"`
[INFO] running `"docker" "rm" "-f" "d1e6328c744572b7963b4c1a8d6023834f897f219a16adce77bf19fe858b0ffb"`
[INFO] [stdout] d1e6328c744572b7963b4c1a8d6023834f897f219a16adce77bf19fe858b0ffb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/tasker/0.0.0:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 374502ca1dd701166e6bced99ca2e0ae2df68d6c2c61994d2a2b21ab9e1620fb
[INFO] running `"docker" "start" "-a" "374502ca1dd701166e6bced99ca2e0ae2df68d6c2c61994d2a2b21ab9e1620fb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tasker-cca7f307bbb7a5b5
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tasker
[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" "374502ca1dd701166e6bced99ca2e0ae2df68d6c2c61994d2a2b21ab9e1620fb"`
[INFO] running `"docker" "rm" "-f" "374502ca1dd701166e6bced99ca2e0ae2df68d6c2c61994d2a2b21ab9e1620fb"`
[INFO] [stdout] 374502ca1dd701166e6bced99ca2e0ae2df68d6c2c61994d2a2b21ab9e1620fb