[INFO] updating cached repository martindines/rust_wc
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/martindines/rust_wc
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/martindines/rust_wc" "work/ex/beta-1.38-1/sources/1.37.0/gh/martindines/rust_wc"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/martindines/rust_wc'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/martindines/rust_wc" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/martindines/rust_wc"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/martindines/rust_wc'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1c59dc51a74e7394da09f52a5914e92e40e2dcff
[INFO] sha for GitHub repo martindines/rust_wc: 1c59dc51a74e7394da09f52a5914e92e40e2dcff
[INFO] validating manifest of martindines/rust_wc 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 martindines/rust_wc 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 martindines/rust_wc
[INFO] finished frobbing martindines/rust_wc
[INFO] frobbed toml for martindines/rust_wc written to work/ex/beta-1.38-1/sources/1.37.0/gh/martindines/rust_wc/Cargo.toml
[INFO] started frobbing martindines/rust_wc
[INFO] finished frobbing martindines/rust_wc
[INFO] frobbed toml for martindines/rust_wc written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/martindines/rust_wc/Cargo.toml
[INFO] crate martindines/rust_wc 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] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/martindines/rust_wc/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[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 martindines/rust_wc 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-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/martindines/rust_wc:/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] abcbe45fb390b560454ad6c1e84dc4a7440111481909e96d42925bc0acbd0d24
[INFO] running `"docker" "start" "-a" "abcbe45fb390b560454ad6c1e84dc4a7440111481909e96d42925bc0acbd0d24"`
[INFO] [stderr]    Compiling wc v1.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `"docker" "inspect" "abcbe45fb390b560454ad6c1e84dc4a7440111481909e96d42925bc0acbd0d24"`
[INFO] running `"docker" "rm" "-f" "abcbe45fb390b560454ad6c1e84dc4a7440111481909e96d42925bc0acbd0d24"`
[INFO] [stdout] abcbe45fb390b560454ad6c1e84dc4a7440111481909e96d42925bc0acbd0d24
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/martindines/rust_wc:/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] 5fb939a73e7eec0322c470f2c2f0918f581c69b5ed1b80d9844ef6f5447d67b1
[INFO] running `"docker" "start" "-a" "5fb939a73e7eec0322c470f2c2f0918f581c69b5ed1b80d9844ef6f5447d67b1"`
[INFO] [stderr]    Compiling wc v1.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `"docker" "inspect" "5fb939a73e7eec0322c470f2c2f0918f581c69b5ed1b80d9844ef6f5447d67b1"`
[INFO] running `"docker" "rm" "-f" "5fb939a73e7eec0322c470f2c2f0918f581c69b5ed1b80d9844ef6f5447d67b1"`
[INFO] [stdout] 5fb939a73e7eec0322c470f2c2f0918f581c69b5ed1b80d9844ef6f5447d67b1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/martindines/rust_wc:/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] 0da4ff89fcabdfa2eeb941168b0d3505cabc03f597d29acc76df342522c56d53
[INFO] running `"docker" "start" "-a" "0da4ff89fcabdfa2eeb941168b0d3505cabc03f597d29acc76df342522c56d53"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/wc-e5cdc830082e4779
[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" "0da4ff89fcabdfa2eeb941168b0d3505cabc03f597d29acc76df342522c56d53"`
[INFO] running `"docker" "rm" "-f" "0da4ff89fcabdfa2eeb941168b0d3505cabc03f597d29acc76df342522c56d53"`
[INFO] [stdout] 0da4ff89fcabdfa2eeb941168b0d3505cabc03f597d29acc76df342522c56d53