[INFO] updating cached repository davesag/rust-tutorial
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/davesag/rust-tutorial
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/davesag/rust-tutorial" "work/ex/beta-1.37-6/sources/1.36.0/gh/davesag/rust-tutorial"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/davesag/rust-tutorial'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/davesag/rust-tutorial" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/davesag/rust-tutorial"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/davesag/rust-tutorial'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 79b643ef5a3afcbd764468f6f51c1e960f6489f5
[INFO] sha for GitHub repo davesag/rust-tutorial: 79b643ef5a3afcbd764468f6f51c1e960f6489f5
[INFO] validating manifest of davesag/rust-tutorial 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 davesag/rust-tutorial 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 davesag/rust-tutorial
[INFO] finished frobbing davesag/rust-tutorial
[INFO] frobbed toml for davesag/rust-tutorial written to work/ex/beta-1.37-6/sources/1.36.0/gh/davesag/rust-tutorial/Cargo.toml
[INFO] started frobbing davesag/rust-tutorial
[INFO] finished frobbing davesag/rust-tutorial
[INFO] frobbed toml for davesag/rust-tutorial written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/davesag/rust-tutorial/Cargo.toml
[INFO] crate davesag/rust-tutorial 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing davesag/rust-tutorial 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-5/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/davesag/rust-tutorial:/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] 36afc1f0b4159b9b9ec600ab0c69bc646154866d77333ceb76a3e8d4baef38b5
[INFO] running `"docker" "start" "-a" "36afc1f0b4159b9b9ec600ab0c69bc646154866d77333ceb76a3e8d4baef38b5"`
[INFO] [stderr]    Compiling rust-tutorial v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `"docker" "inspect" "36afc1f0b4159b9b9ec600ab0c69bc646154866d77333ceb76a3e8d4baef38b5"`
[INFO] running `"docker" "rm" "-f" "36afc1f0b4159b9b9ec600ab0c69bc646154866d77333ceb76a3e8d4baef38b5"`
[INFO] [stdout] 36afc1f0b4159b9b9ec600ab0c69bc646154866d77333ceb76a3e8d4baef38b5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/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/davesag/rust-tutorial:/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] 67b517a95b4be1cff89c9d03923e1c3277b835a4910b2db500998d2dc08f07e0
[INFO] running `"docker" "start" "-a" "67b517a95b4be1cff89c9d03923e1c3277b835a4910b2db500998d2dc08f07e0"`
[INFO] [stderr]    Compiling rust-tutorial v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `"docker" "inspect" "67b517a95b4be1cff89c9d03923e1c3277b835a4910b2db500998d2dc08f07e0"`
[INFO] running `"docker" "rm" "-f" "67b517a95b4be1cff89c9d03923e1c3277b835a4910b2db500998d2dc08f07e0"`
[INFO] [stdout] 67b517a95b4be1cff89c9d03923e1c3277b835a4910b2db500998d2dc08f07e0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/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/davesag/rust-tutorial:/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] 9707a842619c76832539faf14116cb38570ff9b6aa6ca6dd75d1af49168402e6
[INFO] running `"docker" "start" "-a" "9707a842619c76832539faf14116cb38570ff9b6aa6ca6dd75d1af49168402e6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_tutorial-a410c15d787776ba
[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" "9707a842619c76832539faf14116cb38570ff9b6aa6ca6dd75d1af49168402e6"`
[INFO] running `"docker" "rm" "-f" "9707a842619c76832539faf14116cb38570ff9b6aa6ca6dd75d1af49168402e6"`
[INFO] [stdout] 9707a842619c76832539faf14116cb38570ff9b6aa6ca6dd75d1af49168402e6