[INFO] updating cached repository vrinek/confirm
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/vrinek/confirm
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/vrinek/confirm" "work/ex/beta-1.38-1/sources/1.37.0/gh/vrinek/confirm"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/vrinek/confirm'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/vrinek/confirm" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/vrinek/confirm"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/vrinek/confirm'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1796bb99019fba76e8b6c163692f92336d873040
[INFO] sha for GitHub repo vrinek/confirm: 1796bb99019fba76e8b6c163692f92336d873040
[INFO] validating manifest of vrinek/confirm 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 vrinek/confirm 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 vrinek/confirm
[INFO] finished frobbing vrinek/confirm
[INFO] frobbed toml for vrinek/confirm written to work/ex/beta-1.38-1/sources/1.37.0/gh/vrinek/confirm/Cargo.toml
[INFO] started frobbing vrinek/confirm
[INFO] finished frobbing vrinek/confirm
[INFO] frobbed toml for vrinek/confirm written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/vrinek/confirm/Cargo.toml
[INFO] crate vrinek/confirm already has a lockfile, it will not be regenerated
[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 vrinek/confirm 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/gh/vrinek/confirm:/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] a9d7802d4ec9300a3c09d69413b73b0ce5889034876fce6440506009ba0cdf08
[INFO] running `"docker" "start" "-a" "a9d7802d4ec9300a3c09d69413b73b0ce5889034876fce6440506009ba0cdf08"`
[INFO] [stderr]    Compiling confirm v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `"docker" "inspect" "a9d7802d4ec9300a3c09d69413b73b0ce5889034876fce6440506009ba0cdf08"`
[INFO] running `"docker" "rm" "-f" "a9d7802d4ec9300a3c09d69413b73b0ce5889034876fce6440506009ba0cdf08"`
[INFO] [stdout] a9d7802d4ec9300a3c09d69413b73b0ce5889034876fce6440506009ba0cdf08
[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/gh/vrinek/confirm:/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] a55a68a78b6ecb5490e0303320fb7ceaee3958a23aedfd6752ed9cca57cdd2e2
[INFO] running `"docker" "start" "-a" "a55a68a78b6ecb5490e0303320fb7ceaee3958a23aedfd6752ed9cca57cdd2e2"`
[INFO] [stderr]    Compiling confirm v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `"docker" "inspect" "a55a68a78b6ecb5490e0303320fb7ceaee3958a23aedfd6752ed9cca57cdd2e2"`
[INFO] running `"docker" "rm" "-f" "a55a68a78b6ecb5490e0303320fb7ceaee3958a23aedfd6752ed9cca57cdd2e2"`
[INFO] [stdout] a55a68a78b6ecb5490e0303320fb7ceaee3958a23aedfd6752ed9cca57cdd2e2
[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/gh/vrinek/confirm:/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] 707f5faded6f0b6cdb4b0e23348c15129c544dbe19d2566fde7d9a2e17ce679b
[INFO] running `"docker" "start" "-a" "707f5faded6f0b6cdb4b0e23348c15129c544dbe19d2566fde7d9a2e17ce679b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/confirm-0ec7365643ef6210
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test returns_false_by_default ... ok
[INFO] [stdout] test returns_false_for_negative ... ok
[INFO] [stdout] test returns_true_for_positive ... 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" "707f5faded6f0b6cdb4b0e23348c15129c544dbe19d2566fde7d9a2e17ce679b"`
[INFO] running `"docker" "rm" "-f" "707f5faded6f0b6cdb4b0e23348c15129c544dbe19d2566fde7d9a2e17ce679b"`
[INFO] [stdout] 707f5faded6f0b6cdb4b0e23348c15129c544dbe19d2566fde7d9a2e17ce679b