[INFO] crate colosseum 0.2.2 is already in cache
[INFO] extracting crate colosseum 0.2.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/colosseum/0.2.2
[INFO] extracting crate colosseum 0.2.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/colosseum/0.2.2
[INFO] validating manifest of colosseum-0.2.2 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 colosseum-0.2.2 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 colosseum-0.2.2
[INFO] finished frobbing colosseum-0.2.2
[INFO] frobbed toml for colosseum-0.2.2 written to work/ex/beta-1.38-1/sources/1.37.0/reg/colosseum/0.2.2/Cargo.toml
[INFO] started frobbing colosseum-0.2.2
[INFO] finished frobbing colosseum-0.2.2
[INFO] frobbed toml for colosseum-0.2.2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/colosseum/0.2.2/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] [stderr]     Blocking waiting for file lock on package cache
[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 colosseum-0.2.2 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/reg/colosseum/0.2.2:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 500c88e6046ff5cb8451a0cc6500c2be4a2566b6eab95fa85445b39d6485c9bd
[INFO] running `"docker" "start" "-a" "500c88e6046ff5cb8451a0cc6500c2be4a2566b6eab95fa85445b39d6485c9bd"`
[INFO] [stderr]    Compiling colosseum v0.2.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `"docker" "inspect" "500c88e6046ff5cb8451a0cc6500c2be4a2566b6eab95fa85445b39d6485c9bd"`
[INFO] running `"docker" "rm" "-f" "500c88e6046ff5cb8451a0cc6500c2be4a2566b6eab95fa85445b39d6485c9bd"`
[INFO] [stdout] 500c88e6046ff5cb8451a0cc6500c2be4a2566b6eab95fa85445b39d6485c9bd
[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/reg/colosseum/0.2.2:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 9a46426d1e81228a0049f4e6411a41e505cec44caf1a1c86f1a2ef25aecc2acc
[INFO] running `"docker" "start" "-a" "9a46426d1e81228a0049f4e6411a41e505cec44caf1a1c86f1a2ef25aecc2acc"`
[INFO] [stderr]    Compiling colosseum v0.2.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `"docker" "inspect" "9a46426d1e81228a0049f4e6411a41e505cec44caf1a1c86f1a2ef25aecc2acc"`
[INFO] running `"docker" "rm" "-f" "9a46426d1e81228a0049f4e6411a41e505cec44caf1a1c86f1a2ef25aecc2acc"`
[INFO] [stdout] 9a46426d1e81228a0049f4e6411a41e505cec44caf1a1c86f1a2ef25aecc2acc
[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/reg/colosseum/0.2.2:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] d79c4ae932b9d4609df8e2265376f59eebe3064ae1d0bf31d8fe16345e20aba3
[INFO] running `"docker" "start" "-a" "d79c4ae932b9d4609df8e2265376f59eebe3064ae1d0bf31d8fe16345e20aba3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/colosseum-c8949c8dd37bf41b
[INFO] [stderr]    Doc-tests colosseum
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test unsync::test::as_intended ... ok
[INFO] [stdout] test sync::test::as_intended ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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" "d79c4ae932b9d4609df8e2265376f59eebe3064ae1d0bf31d8fe16345e20aba3"`
[INFO] running `"docker" "rm" "-f" "d79c4ae932b9d4609df8e2265376f59eebe3064ae1d0bf31d8fe16345e20aba3"`
[INFO] [stdout] d79c4ae932b9d4609df8e2265376f59eebe3064ae1d0bf31d8fe16345e20aba3