[INFO] crate trail 0.1.0 is already in cache
[INFO] extracting crate trail 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/trail/0.1.0
[INFO] extracting crate trail 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/trail/0.1.0
[INFO] validating manifest of trail-0.1.0 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 trail-0.1.0 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 trail-0.1.0
[INFO] finished frobbing trail-0.1.0
[INFO] frobbed toml for trail-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/trail/0.1.0/Cargo.toml
[INFO] started frobbing trail-0.1.0
[INFO] finished frobbing trail-0.1.0
[INFO] frobbed toml for trail-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/trail/0.1.0/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] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing trail-0.1.0 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-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/trail/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 82bc56d8e38487579278bfc3cf2f6d754b17cb3ec9c3f3a1d1ae3c88dad9eeb2
[INFO] running `"docker" "start" "-a" "82bc56d8e38487579278bfc3cf2f6d754b17cb3ec9c3f3a1d1ae3c88dad9eeb2"`
[INFO] [stderr]    Compiling trail v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `"docker" "inspect" "82bc56d8e38487579278bfc3cf2f6d754b17cb3ec9c3f3a1d1ae3c88dad9eeb2"`
[INFO] running `"docker" "rm" "-f" "82bc56d8e38487579278bfc3cf2f6d754b17cb3ec9c3f3a1d1ae3c88dad9eeb2"`
[INFO] [stdout] 82bc56d8e38487579278bfc3cf2f6d754b17cb3ec9c3f3a1d1ae3c88dad9eeb2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/trail/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] feb4ecd1fed05c44613a80f8ec6a7094b2c019064549b97e446cc16b77149df8
[INFO] running `"docker" "start" "-a" "feb4ecd1fed05c44613a80f8ec6a7094b2c019064549b97e446cc16b77149df8"`
[INFO] [stderr]    Compiling trail v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `"docker" "inspect" "feb4ecd1fed05c44613a80f8ec6a7094b2c019064549b97e446cc16b77149df8"`
[INFO] running `"docker" "rm" "-f" "feb4ecd1fed05c44613a80f8ec6a7094b2c019064549b97e446cc16b77149df8"`
[INFO] [stdout] feb4ecd1fed05c44613a80f8ec6a7094b2c019064549b97e446cc16b77149df8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/trail/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 4a94008ba1d823650c15d62f5256819b298c55b8afe49a077d8721110afa0fa0
[INFO] running `"docker" "start" "-a" "4a94008ba1d823650c15d62f5256819b298c55b8afe49a077d8721110afa0fa0"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/trail-b6a0bb6f0a2afef0
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::trail ... 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 trail
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs -  (line 14) ... ok
[INFO] [stdout] test src/lib.rs -  (line 26) ... ok
[INFO] [stdout] test src/lib.rs - trail (line 59) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "4a94008ba1d823650c15d62f5256819b298c55b8afe49a077d8721110afa0fa0"`
[INFO] running `"docker" "rm" "-f" "4a94008ba1d823650c15d62f5256819b298c55b8afe49a077d8721110afa0fa0"`
[INFO] [stdout] 4a94008ba1d823650c15d62f5256819b298c55b8afe49a077d8721110afa0fa0