[INFO] updating cached repository vinikira/guessing-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/vinikira/guessing-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/vinikira/guessing-rust" "work/ex/beta-1.38-1/sources/1.37.0/gh/vinikira/guessing-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/vinikira/guessing-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/vinikira/guessing-rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/vinikira/guessing-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/vinikira/guessing-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1cf16e1cb15f82b3382133e2ea188dfde29ea37e
[INFO] sha for GitHub repo vinikira/guessing-rust: 1cf16e1cb15f82b3382133e2ea188dfde29ea37e
[INFO] validating manifest of vinikira/guessing-rust 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 vinikira/guessing-rust 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 vinikira/guessing-rust
[INFO] finished frobbing vinikira/guessing-rust
[INFO] frobbed toml for vinikira/guessing-rust written to work/ex/beta-1.38-1/sources/1.37.0/gh/vinikira/guessing-rust/Cargo.toml
[INFO] started frobbing vinikira/guessing-rust
[INFO] finished frobbing vinikira/guessing-rust
[INFO] frobbed toml for vinikira/guessing-rust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/vinikira/guessing-rust/Cargo.toml
[INFO] crate vinikira/guessing-rust 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 vinikira/guessing-rust 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/vinikira/guessing-rust:/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] 64e245285a8fb1fb7f5303cfe32960e79cee24881383ada09bd089770f8ce084
[INFO] running `"docker" "start" "-a" "64e245285a8fb1fb7f5303cfe32960e79cee24881383ada09bd089770f8ce084"`
[INFO] [stderr]    Compiling guessing-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `"docker" "inspect" "64e245285a8fb1fb7f5303cfe32960e79cee24881383ada09bd089770f8ce084"`
[INFO] running `"docker" "rm" "-f" "64e245285a8fb1fb7f5303cfe32960e79cee24881383ada09bd089770f8ce084"`
[INFO] [stdout] 64e245285a8fb1fb7f5303cfe32960e79cee24881383ada09bd089770f8ce084
[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/vinikira/guessing-rust:/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] e9add6d1c5ce1d3eca650fbd9025c3d54c7f602b00bed0f164b8b4658fe97841
[INFO] running `"docker" "start" "-a" "e9add6d1c5ce1d3eca650fbd9025c3d54c7f602b00bed0f164b8b4658fe97841"`
[INFO] [stderr]    Compiling guessing-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `"docker" "inspect" "e9add6d1c5ce1d3eca650fbd9025c3d54c7f602b00bed0f164b8b4658fe97841"`
[INFO] running `"docker" "rm" "-f" "e9add6d1c5ce1d3eca650fbd9025c3d54c7f602b00bed0f164b8b4658fe97841"`
[INFO] [stdout] e9add6d1c5ce1d3eca650fbd9025c3d54c7f602b00bed0f164b8b4658fe97841
[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/vinikira/guessing-rust:/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] 5ad388703c70f66cb9061786ab324a2ee890baaab4d349833943a0781baf9526
[INFO] running `"docker" "start" "-a" "5ad388703c70f66cb9061786ab324a2ee890baaab4d349833943a0781baf9526"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_rust-d34d2144c230d2b0
[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" "5ad388703c70f66cb9061786ab324a2ee890baaab4d349833943a0781baf9526"`
[INFO] running `"docker" "rm" "-f" "5ad388703c70f66cb9061786ab324a2ee890baaab4d349833943a0781baf9526"`
[INFO] [stdout] 5ad388703c70f66cb9061786ab324a2ee890baaab4d349833943a0781baf9526