[INFO] updating cached repository DdZ-Fred/rust_christmas_carol
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/DdZ-Fred/rust_christmas_carol
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/DdZ-Fred/rust_christmas_carol" "work/ex/beta-1.38-1/sources/1.37.0/gh/DdZ-Fred/rust_christmas_carol"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/DdZ-Fred/rust_christmas_carol'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/DdZ-Fred/rust_christmas_carol" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/DdZ-Fred/rust_christmas_carol"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/DdZ-Fred/rust_christmas_carol'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e53d34b0b3ee615a5e0f991375a4e830d5c6f0a7
[INFO] sha for GitHub repo DdZ-Fred/rust_christmas_carol: e53d34b0b3ee615a5e0f991375a4e830d5c6f0a7
[INFO] validating manifest of DdZ-Fred/rust_christmas_carol 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 DdZ-Fred/rust_christmas_carol 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 DdZ-Fred/rust_christmas_carol
[INFO] finished frobbing DdZ-Fred/rust_christmas_carol
[INFO] frobbed toml for DdZ-Fred/rust_christmas_carol written to work/ex/beta-1.38-1/sources/1.37.0/gh/DdZ-Fred/rust_christmas_carol/Cargo.toml
[INFO] started frobbing DdZ-Fred/rust_christmas_carol
[INFO] finished frobbing DdZ-Fred/rust_christmas_carol
[INFO] frobbed toml for DdZ-Fred/rust_christmas_carol written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/DdZ-Fred/rust_christmas_carol/Cargo.toml
[INFO] crate DdZ-Fred/rust_christmas_carol 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 DdZ-Fred/rust_christmas_carol 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-6/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/DdZ-Fred/rust_christmas_carol:/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] d286ea7c70cecdf4a9dc6b4c4d28b467d8ffebac0e1222afb343ca172fa4c8ce
[INFO] running `"docker" "start" "-a" "d286ea7c70cecdf4a9dc6b4c4d28b467d8ffebac0e1222afb343ca172fa4c8ce"`
[INFO] [stderr]    Compiling rust_christmas_carol v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `"docker" "inspect" "d286ea7c70cecdf4a9dc6b4c4d28b467d8ffebac0e1222afb343ca172fa4c8ce"`
[INFO] running `"docker" "rm" "-f" "d286ea7c70cecdf4a9dc6b4c4d28b467d8ffebac0e1222afb343ca172fa4c8ce"`
[INFO] [stdout] d286ea7c70cecdf4a9dc6b4c4d28b467d8ffebac0e1222afb343ca172fa4c8ce
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/DdZ-Fred/rust_christmas_carol:/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] caa30a6fbed387d7edd2be3d2b92be312567fbd9aeb1a9b1e885b2001cbf07a9
[INFO] running `"docker" "start" "-a" "caa30a6fbed387d7edd2be3d2b92be312567fbd9aeb1a9b1e885b2001cbf07a9"`
[INFO] [stderr]    Compiling rust_christmas_carol v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `"docker" "inspect" "caa30a6fbed387d7edd2be3d2b92be312567fbd9aeb1a9b1e885b2001cbf07a9"`
[INFO] running `"docker" "rm" "-f" "caa30a6fbed387d7edd2be3d2b92be312567fbd9aeb1a9b1e885b2001cbf07a9"`
[INFO] [stdout] caa30a6fbed387d7edd2be3d2b92be312567fbd9aeb1a9b1e885b2001cbf07a9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/DdZ-Fred/rust_christmas_carol:/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] 5d8432f9fa6637ca42667cc7eb46788a3ea314bef755406a755ae8f0abd46a42
[INFO] running `"docker" "start" "-a" "5d8432f9fa6637ca42667cc7eb46788a3ea314bef755406a755ae8f0abd46a42"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_christmas_carol-dff9fe1e3be95bf4
[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" "5d8432f9fa6637ca42667cc7eb46788a3ea314bef755406a755ae8f0abd46a42"`
[INFO] running `"docker" "rm" "-f" "5d8432f9fa6637ca42667cc7eb46788a3ea314bef755406a755ae8f0abd46a42"`
[INFO] [stdout] 5d8432f9fa6637ca42667cc7eb46788a3ea314bef755406a755ae8f0abd46a42