[INFO] updating cached repository sidmishraw/rustlang-learning
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/sidmishraw/rustlang-learning
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/sidmishraw/rustlang-learning" "work/ex/beta-1.38-1/sources/1.37.0/gh/sidmishraw/rustlang-learning"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/sidmishraw/rustlang-learning'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/sidmishraw/rustlang-learning" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/sidmishraw/rustlang-learning"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/sidmishraw/rustlang-learning'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 311ecabd6eed717406f02d3c70032a6ed930c02c
[INFO] sha for GitHub repo sidmishraw/rustlang-learning: 311ecabd6eed717406f02d3c70032a6ed930c02c
[INFO] validating manifest of sidmishraw/rustlang-learning 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 sidmishraw/rustlang-learning 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 sidmishraw/rustlang-learning
[INFO] finished frobbing sidmishraw/rustlang-learning
[INFO] frobbed toml for sidmishraw/rustlang-learning written to work/ex/beta-1.38-1/sources/1.37.0/gh/sidmishraw/rustlang-learning/Cargo.toml
[INFO] started frobbing sidmishraw/rustlang-learning
[INFO] finished frobbing sidmishraw/rustlang-learning
[INFO] frobbed toml for sidmishraw/rustlang-learning written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/sidmishraw/rustlang-learning/Cargo.toml
[INFO] crate sidmishraw/rustlang-learning 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 sidmishraw/rustlang-learning against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/sidmishraw/rustlang-learning:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 7d8b5a966ef6d6a229b393021408c2e824104b8becef6813e4f30f8bf33c50b4
[INFO] running `"docker" "start" "-a" "7d8b5a966ef6d6a229b393021408c2e824104b8becef6813e4f30f8bf33c50b4"`
[INFO] [stderr]    Compiling hello_world v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `"docker" "inspect" "7d8b5a966ef6d6a229b393021408c2e824104b8becef6813e4f30f8bf33c50b4"`
[INFO] running `"docker" "rm" "-f" "7d8b5a966ef6d6a229b393021408c2e824104b8becef6813e4f30f8bf33c50b4"`
[INFO] [stdout] 7d8b5a966ef6d6a229b393021408c2e824104b8becef6813e4f30f8bf33c50b4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/sidmishraw/rustlang-learning:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 47d0bba3d7ca730cd29acd6eb664ae7770d76d0a123e67537369e4e3b21a03b4
[INFO] running `"docker" "start" "-a" "47d0bba3d7ca730cd29acd6eb664ae7770d76d0a123e67537369e4e3b21a03b4"`
[INFO] [stderr]    Compiling hello_world v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `"docker" "inspect" "47d0bba3d7ca730cd29acd6eb664ae7770d76d0a123e67537369e4e3b21a03b4"`
[INFO] running `"docker" "rm" "-f" "47d0bba3d7ca730cd29acd6eb664ae7770d76d0a123e67537369e4e3b21a03b4"`
[INFO] [stdout] 47d0bba3d7ca730cd29acd6eb664ae7770d76d0a123e67537369e4e3b21a03b4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/sidmishraw/rustlang-learning:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 1202aaa0a7ec920b2e7d58168a0a02d288fcaba2efd02b31add05330a12e925f
[INFO] running `"docker" "start" "-a" "1202aaa0a7ec920b2e7d58168a0a02d288fcaba2efd02b31add05330a12e925f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hello_world-da1d7ac21bb3a396
[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" "1202aaa0a7ec920b2e7d58168a0a02d288fcaba2efd02b31add05330a12e925f"`
[INFO] running `"docker" "rm" "-f" "1202aaa0a7ec920b2e7d58168a0a02d288fcaba2efd02b31add05330a12e925f"`
[INFO] [stdout] 1202aaa0a7ec920b2e7d58168a0a02d288fcaba2efd02b31add05330a12e925f