[INFO] updating cached repository tjun1/hello_rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/tjun1/hello_rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/tjun1/hello_rust" "work/ex/beta-1.38-1/sources/1.37.0/gh/tjun1/hello_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/tjun1/hello_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/tjun1/hello_rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tjun1/hello_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tjun1/hello_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cac8219d809686e0b2756b5e993e0538962d2a10
[INFO] sha for GitHub repo tjun1/hello_rust: cac8219d809686e0b2756b5e993e0538962d2a10
[INFO] validating manifest of tjun1/hello_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 tjun1/hello_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 tjun1/hello_rust
[INFO] finished frobbing tjun1/hello_rust
[INFO] frobbed toml for tjun1/hello_rust written to work/ex/beta-1.38-1/sources/1.37.0/gh/tjun1/hello_rust/Cargo.toml
[INFO] started frobbing tjun1/hello_rust
[INFO] finished frobbing tjun1/hello_rust
[INFO] frobbed toml for tjun1/hello_rust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tjun1/hello_rust/Cargo.toml
[INFO] crate tjun1/hello_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 tjun1/hello_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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/tjun1/hello_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] b0d8e0ace02ea09bd457f3e5b7a5eaf5ea3b9d6850784f104ca25b72bd9c4e2c
[INFO] running `"docker" "start" "-a" "b0d8e0ace02ea09bd457f3e5b7a5eaf5ea3b9d6850784f104ca25b72bd9c4e2c"`
[INFO] [stderr]    Compiling hello_rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `"docker" "inspect" "b0d8e0ace02ea09bd457f3e5b7a5eaf5ea3b9d6850784f104ca25b72bd9c4e2c"`
[INFO] running `"docker" "rm" "-f" "b0d8e0ace02ea09bd457f3e5b7a5eaf5ea3b9d6850784f104ca25b72bd9c4e2c"`
[INFO] [stdout] b0d8e0ace02ea09bd457f3e5b7a5eaf5ea3b9d6850784f104ca25b72bd9c4e2c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/tjun1/hello_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] dd04b2140f300e976e12cd621cfec9b7227cbffca1e234b6baa0c486fb8dc57f
[INFO] running `"docker" "start" "-a" "dd04b2140f300e976e12cd621cfec9b7227cbffca1e234b6baa0c486fb8dc57f"`
[INFO] [stderr]    Compiling hello_rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `"docker" "inspect" "dd04b2140f300e976e12cd621cfec9b7227cbffca1e234b6baa0c486fb8dc57f"`
[INFO] running `"docker" "rm" "-f" "dd04b2140f300e976e12cd621cfec9b7227cbffca1e234b6baa0c486fb8dc57f"`
[INFO] [stdout] dd04b2140f300e976e12cd621cfec9b7227cbffca1e234b6baa0c486fb8dc57f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/tjun1/hello_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] 243f96f98fdd0ab2bbd81de803d3ecdcdbf09ea5ea8a4650c3b20e9e32dc2a68
[INFO] running `"docker" "start" "-a" "243f96f98fdd0ab2bbd81de803d3ecdcdbf09ea5ea8a4650c3b20e9e32dc2a68"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hello_rust-d2d56ddbc576d06b
[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] [stderr]    Doc-tests hello_rust
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - square (line 11) ... ok
[INFO] [stdout] test src/lib.rs -  (line 3) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "243f96f98fdd0ab2bbd81de803d3ecdcdbf09ea5ea8a4650c3b20e9e32dc2a68"`
[INFO] running `"docker" "rm" "-f" "243f96f98fdd0ab2bbd81de803d3ecdcdbf09ea5ea8a4650c3b20e9e32dc2a68"`
[INFO] [stdout] 243f96f98fdd0ab2bbd81de803d3ecdcdbf09ea5ea8a4650c3b20e9e32dc2a68