[INFO] updating cached repository howeih/Day-31-Z-algorithm
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/howeih/Day-31-Z-algorithm
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/howeih/Day-31-Z-algorithm" "work/ex/beta-1.38-1/sources/1.37.0/gh/howeih/Day-31-Z-algorithm"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/howeih/Day-31-Z-algorithm'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/howeih/Day-31-Z-algorithm" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/howeih/Day-31-Z-algorithm"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/howeih/Day-31-Z-algorithm'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5fa486b383854864c1be38e93f1bbe10f97d2b2f
[INFO] sha for GitHub repo howeih/Day-31-Z-algorithm: 5fa486b383854864c1be38e93f1bbe10f97d2b2f
[INFO] validating manifest of howeih/Day-31-Z-algorithm 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 howeih/Day-31-Z-algorithm 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 howeih/Day-31-Z-algorithm
[INFO] finished frobbing howeih/Day-31-Z-algorithm
[INFO] frobbed toml for howeih/Day-31-Z-algorithm written to work/ex/beta-1.38-1/sources/1.37.0/gh/howeih/Day-31-Z-algorithm/Cargo.toml
[INFO] started frobbing howeih/Day-31-Z-algorithm
[INFO] finished frobbing howeih/Day-31-Z-algorithm
[INFO] frobbed toml for howeih/Day-31-Z-algorithm written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/howeih/Day-31-Z-algorithm/Cargo.toml
[INFO] crate howeih/Day-31-Z-algorithm 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 howeih/Day-31-Z-algorithm 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/gh/howeih/Day-31-Z-algorithm:/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] 81c2080771f630a566c7dd2a21b066ddab37a99ce0fb66e87b033316d5589ec6
[INFO] running `"docker" "start" "-a" "81c2080771f630a566c7dd2a21b066ddab37a99ce0fb66e87b033316d5589ec6"`
[INFO] [stderr]    Compiling z_algo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `"docker" "inspect" "81c2080771f630a566c7dd2a21b066ddab37a99ce0fb66e87b033316d5589ec6"`
[INFO] running `"docker" "rm" "-f" "81c2080771f630a566c7dd2a21b066ddab37a99ce0fb66e87b033316d5589ec6"`
[INFO] [stdout] 81c2080771f630a566c7dd2a21b066ddab37a99ce0fb66e87b033316d5589ec6
[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/gh/howeih/Day-31-Z-algorithm:/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] 3fbbb0e3af845d82117c248c5c6074ee521dcc93e42a5b1b0e4de81e4f6c839f
[INFO] running `"docker" "start" "-a" "3fbbb0e3af845d82117c248c5c6074ee521dcc93e42a5b1b0e4de81e4f6c839f"`
[INFO] [stderr]    Compiling z_algo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `"docker" "inspect" "3fbbb0e3af845d82117c248c5c6074ee521dcc93e42a5b1b0e4de81e4f6c839f"`
[INFO] running `"docker" "rm" "-f" "3fbbb0e3af845d82117c248c5c6074ee521dcc93e42a5b1b0e4de81e4f6c839f"`
[INFO] [stdout] 3fbbb0e3af845d82117c248c5c6074ee521dcc93e42a5b1b0e4de81e4f6c839f
[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/gh/howeih/Day-31-Z-algorithm:/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] bb5646f265d8d60478132113cb2720cdf1ae4ef6ed088edf161445779f1a318e
[INFO] running `"docker" "start" "-a" "bb5646f265d8d60478132113cb2720cdf1ae4ef6ed088edf161445779f1a318e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/z_algo-dbb0848355c676f2
[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" "bb5646f265d8d60478132113cb2720cdf1ae4ef6ed088edf161445779f1a318e"`
[INFO] running `"docker" "rm" "-f" "bb5646f265d8d60478132113cb2720cdf1ae4ef6ed088edf161445779f1a318e"`
[INFO] [stdout] bb5646f265d8d60478132113cb2720cdf1ae4ef6ed088edf161445779f1a318e