[INFO] crate countdown 0.1.2 is already in cache
[INFO] extracting crate countdown 0.1.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/countdown/0.1.2
[INFO] extracting crate countdown 0.1.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/countdown/0.1.2
[INFO] validating manifest of countdown-0.1.2 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 countdown-0.1.2 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 countdown-0.1.2
[INFO] finished frobbing countdown-0.1.2
[INFO] frobbed toml for countdown-0.1.2 written to work/ex/beta-1.38-1/sources/1.37.0/reg/countdown/0.1.2/Cargo.toml
[INFO] started frobbing countdown-0.1.2
[INFO] finished frobbing countdown-0.1.2
[INFO] frobbed toml for countdown-0.1.2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/countdown/0.1.2/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] 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 countdown-0.1.2 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-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/countdown/0.1.2:/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] 0aabdfc908459a0131fe8d272d69bfd6bc1248aa794e49dec8ceeb83220ba9b7
[INFO] running `"docker" "start" "-a" "0aabdfc908459a0131fe8d272d69bfd6bc1248aa794e49dec8ceeb83220ba9b7"`
[INFO] [stderr]    Compiling countdown v0.1.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `"docker" "inspect" "0aabdfc908459a0131fe8d272d69bfd6bc1248aa794e49dec8ceeb83220ba9b7"`
[INFO] running `"docker" "rm" "-f" "0aabdfc908459a0131fe8d272d69bfd6bc1248aa794e49dec8ceeb83220ba9b7"`
[INFO] [stdout] 0aabdfc908459a0131fe8d272d69bfd6bc1248aa794e49dec8ceeb83220ba9b7
[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/countdown/0.1.2:/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] 5a78ce4a88cf8ebbc704b8dd6d02f5f2727bb2615685c78262db769e63f7f10c
[INFO] running `"docker" "start" "-a" "5a78ce4a88cf8ebbc704b8dd6d02f5f2727bb2615685c78262db769e63f7f10c"`
[INFO] [stderr]    Compiling countdown v0.1.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `"docker" "inspect" "5a78ce4a88cf8ebbc704b8dd6d02f5f2727bb2615685c78262db769e63f7f10c"`
[INFO] running `"docker" "rm" "-f" "5a78ce4a88cf8ebbc704b8dd6d02f5f2727bb2615685c78262db769e63f7f10c"`
[INFO] [stdout] 5a78ce4a88cf8ebbc704b8dd6d02f5f2727bb2615685c78262db769e63f7f10c
[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/countdown/0.1.2:/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] 4e8d0f3cccd798f141c73b0f2fa955bf3db7df74abd7503103310d4bbd09d0db
[INFO] running `"docker" "start" "-a" "4e8d0f3cccd798f141c73b0f2fa955bf3db7df74abd7503103310d4bbd09d0db"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/countdown-a78870c65a76cb2c
[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]      Running /opt/crater/target/debug/deps/countdown-8e94d165954c2dc6
[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 countdown
[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" "4e8d0f3cccd798f141c73b0f2fa955bf3db7df74abd7503103310d4bbd09d0db"`
[INFO] running `"docker" "rm" "-f" "4e8d0f3cccd798f141c73b0f2fa955bf3db7df74abd7503103310d4bbd09d0db"`
[INFO] [stdout] 4e8d0f3cccd798f141c73b0f2fa955bf3db7df74abd7503103310d4bbd09d0db