[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-1.37-6/sources/1.36.0/gh/martindines/rust_wc"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/martindines/rust_wc'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/martindines/rust_wc" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/martindines/rust_wc"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/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 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of martindines/rust_wc on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "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-1.37-6/sources/1.36.0/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-1.37-6/sources/beta-2019-07-23/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" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/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[INFO] the lockfile is outdated, regenerating it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" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing martindines/rust_wc against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 843aa24ece869cc2bedfe426d8b94776926a37d8fc1638a7e7825f7912b7ebfd
[INFO] running `"docker" "start" "-a" "843aa24ece869cc2bedfe426d8b94776926a37d8fc1638a7e7825f7912b7ebfd"`
[INFO] [stderr]    Compiling wc v1.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.80s
[INFO] running `"docker" "inspect" "843aa24ece869cc2bedfe426d8b94776926a37d8fc1638a7e7825f7912b7ebfd"`
[INFO] running `"docker" "rm" "-f" "843aa24ece869cc2bedfe426d8b94776926a37d8fc1638a7e7825f7912b7ebfd"`
[INFO] [stdout] 843aa24ece869cc2bedfe426d8b94776926a37d8fc1638a7e7825f7912b7ebfd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 448d0d8fb15d4e276e97d6cb3a4dd1dc1a0cc325020921b54626a0bad5bab380
[INFO] running `"docker" "start" "-a" "448d0d8fb15d4e276e97d6cb3a4dd1dc1a0cc325020921b54626a0bad5bab380"`
[INFO] [stderr]    Compiling wc v1.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `"docker" "inspect" "448d0d8fb15d4e276e97d6cb3a4dd1dc1a0cc325020921b54626a0bad5bab380"`
[INFO] running `"docker" "rm" "-f" "448d0d8fb15d4e276e97d6cb3a4dd1dc1a0cc325020921b54626a0bad5bab380"`
[INFO] [stdout] 448d0d8fb15d4e276e97d6cb3a4dd1dc1a0cc325020921b54626a0bad5bab380
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 41a68e83975b888f32bc09521b4f5591ff2831b9d256497cfc0adbabeb8121a8
[INFO] running `"docker" "start" "-a" "41a68e83975b888f32bc09521b4f5591ff2831b9d256497cfc0adbabeb8121a8"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/wc-1c18195090144280
[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" "41a68e83975b888f32bc09521b4f5591ff2831b9d256497cfc0adbabeb8121a8"`
[INFO] running `"docker" "rm" "-f" "41a68e83975b888f32bc09521b4f5591ff2831b9d256497cfc0adbabeb8121a8"`
[INFO] [stdout] 41a68e83975b888f32bc09521b4f5591ff2831b9d256497cfc0adbabeb8121a8