[INFO] cloning repository TimCulleton/rust-playground
[INFO] running `"git" "clone" "--bare" "git://github.com/TimCulleton/rust-playground.git" "work/cache/sources/gh/TimCulleton/rust-playground"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/TimCulleton/rust-playground'...
[INFO] running `"git" "clone" "work/cache/sources/gh/TimCulleton/rust-playground" "work/ex/beta-1.37-6/sources/1.36.0/gh/TimCulleton/rust-playground"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/TimCulleton/rust-playground'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/TimCulleton/rust-playground" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/TimCulleton/rust-playground"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/TimCulleton/rust-playground'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 83bd3a53982125bcafc68bd246d0d0d47b5c4223
[INFO] sha for GitHub repo TimCulleton/rust-playground: 83bd3a53982125bcafc68bd246d0d0d47b5c4223
[INFO] validating manifest of TimCulleton/rust-playground 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 TimCulleton/rust-playground 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 TimCulleton/rust-playground
[INFO] finished frobbing TimCulleton/rust-playground
[INFO] frobbed toml for TimCulleton/rust-playground written to work/ex/beta-1.37-6/sources/1.36.0/gh/TimCulleton/rust-playground/Cargo.toml
[INFO] started frobbing TimCulleton/rust-playground
[INFO] finished frobbing TimCulleton/rust-playground
[INFO] frobbed toml for TimCulleton/rust-playground written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/TimCulleton/rust-playground/Cargo.toml
[INFO] crate TimCulleton/rust-playground 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]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing TimCulleton/rust-playground against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/TimCulleton/rust-playground:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 821c6b2e4636319fd7a0db9a7e20d84b54d4269d98d43f210e42fc7ca16c3fdc
[INFO] running `"docker" "start" "-a" "821c6b2e4636319fd7a0db9a7e20d84b54d4269d98d43f210e42fc7ca16c3fdc"`
[INFO] [stderr]    Compiling rust-playground v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `"docker" "inspect" "821c6b2e4636319fd7a0db9a7e20d84b54d4269d98d43f210e42fc7ca16c3fdc"`
[INFO] running `"docker" "rm" "-f" "821c6b2e4636319fd7a0db9a7e20d84b54d4269d98d43f210e42fc7ca16c3fdc"`
[INFO] [stdout] 821c6b2e4636319fd7a0db9a7e20d84b54d4269d98d43f210e42fc7ca16c3fdc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/TimCulleton/rust-playground:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 6e49ce94d8c752d5c29abc73340b4206df55ef1ad669e8bace45b729ec32bd01
[INFO] running `"docker" "start" "-a" "6e49ce94d8c752d5c29abc73340b4206df55ef1ad669e8bace45b729ec32bd01"`
[INFO] [stderr]    Compiling rust-playground v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `"docker" "inspect" "6e49ce94d8c752d5c29abc73340b4206df55ef1ad669e8bace45b729ec32bd01"`
[INFO] running `"docker" "rm" "-f" "6e49ce94d8c752d5c29abc73340b4206df55ef1ad669e8bace45b729ec32bd01"`
[INFO] [stdout] 6e49ce94d8c752d5c29abc73340b4206df55ef1ad669e8bace45b729ec32bd01
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/TimCulleton/rust-playground:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] b4dd51da3ccd1fcf3cf9cacfe2eebbe4f2d8b36dbd0654ef656aa228b672e158
[INFO] running `"docker" "start" "-a" "b4dd51da3ccd1fcf3cf9cacfe2eebbe4f2d8b36dbd0654ef656aa228b672e158"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_playground-49c28626cebbf1f5
[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" "b4dd51da3ccd1fcf3cf9cacfe2eebbe4f2d8b36dbd0654ef656aa228b672e158"`
[INFO] running `"docker" "rm" "-f" "b4dd51da3ccd1fcf3cf9cacfe2eebbe4f2d8b36dbd0654ef656aa228b672e158"`
[INFO] [stdout] b4dd51da3ccd1fcf3cf9cacfe2eebbe4f2d8b36dbd0654ef656aa228b672e158