[INFO] updating cached repository KelseyCarlow/twelve_days_of_Christmas
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/KelseyCarlow/twelve_days_of_Christmas
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/KelseyCarlow/twelve_days_of_Christmas" "work/ex/beta-1.37-6/sources/1.36.0/gh/KelseyCarlow/twelve_days_of_Christmas"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/KelseyCarlow/twelve_days_of_Christmas'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/KelseyCarlow/twelve_days_of_Christmas" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/KelseyCarlow/twelve_days_of_Christmas"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/KelseyCarlow/twelve_days_of_Christmas'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8477c7c625f6942a1f5b88d7df227852a841af42
[INFO] sha for GitHub repo KelseyCarlow/twelve_days_of_Christmas: 8477c7c625f6942a1f5b88d7df227852a841af42
[INFO] validating manifest of KelseyCarlow/twelve_days_of_Christmas 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 KelseyCarlow/twelve_days_of_Christmas 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 KelseyCarlow/twelve_days_of_Christmas
[INFO] finished frobbing KelseyCarlow/twelve_days_of_Christmas
[INFO] frobbed toml for KelseyCarlow/twelve_days_of_Christmas written to work/ex/beta-1.37-6/sources/1.36.0/gh/KelseyCarlow/twelve_days_of_Christmas/Cargo.toml
[INFO] started frobbing KelseyCarlow/twelve_days_of_Christmas
[INFO] finished frobbing KelseyCarlow/twelve_days_of_Christmas
[INFO] frobbed toml for KelseyCarlow/twelve_days_of_Christmas written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/KelseyCarlow/twelve_days_of_Christmas/Cargo.toml
[INFO] crate KelseyCarlow/twelve_days_of_Christmas 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing KelseyCarlow/twelve_days_of_Christmas 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-6/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/KelseyCarlow/twelve_days_of_Christmas:/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] 07863e7ae2f6cf18330b2bd3eaeb8a24c2f68944943d70883ae8e3a5c52c3d37
[INFO] running `"docker" "start" "-a" "07863e7ae2f6cf18330b2bd3eaeb8a24c2f68944943d70883ae8e3a5c52c3d37"`
[INFO] [stderr]    Compiling twelve_days_of_christmas v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `"docker" "inspect" "07863e7ae2f6cf18330b2bd3eaeb8a24c2f68944943d70883ae8e3a5c52c3d37"`
[INFO] running `"docker" "rm" "-f" "07863e7ae2f6cf18330b2bd3eaeb8a24c2f68944943d70883ae8e3a5c52c3d37"`
[INFO] [stdout] 07863e7ae2f6cf18330b2bd3eaeb8a24c2f68944943d70883ae8e3a5c52c3d37
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/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/KelseyCarlow/twelve_days_of_Christmas:/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] eb30b2606f5ba3b25219f97dd578f6a7701ca2a165873d31c09529f11bd7f2b4
[INFO] running `"docker" "start" "-a" "eb30b2606f5ba3b25219f97dd578f6a7701ca2a165873d31c09529f11bd7f2b4"`
[INFO] [stderr]    Compiling twelve_days_of_christmas v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `"docker" "inspect" "eb30b2606f5ba3b25219f97dd578f6a7701ca2a165873d31c09529f11bd7f2b4"`
[INFO] running `"docker" "rm" "-f" "eb30b2606f5ba3b25219f97dd578f6a7701ca2a165873d31c09529f11bd7f2b4"`
[INFO] [stdout] eb30b2606f5ba3b25219f97dd578f6a7701ca2a165873d31c09529f11bd7f2b4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/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/KelseyCarlow/twelve_days_of_Christmas:/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] 4e4b6d08ad9c39c71bb5b5e69d3011f2ef237289d89876e8ffb444762fdcbdec
[INFO] running `"docker" "start" "-a" "4e4b6d08ad9c39c71bb5b5e69d3011f2ef237289d89876e8ffb444762fdcbdec"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/twelve_days_of_christmas-60b8c597721411a9
[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" "4e4b6d08ad9c39c71bb5b5e69d3011f2ef237289d89876e8ffb444762fdcbdec"`
[INFO] running `"docker" "rm" "-f" "4e4b6d08ad9c39c71bb5b5e69d3011f2ef237289d89876e8ffb444762fdcbdec"`
[INFO] [stdout] 4e4b6d08ad9c39c71bb5b5e69d3011f2ef237289d89876e8ffb444762fdcbdec