[INFO] updating cached repository JonShort/rust-twelve-days-of-christmas
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/JonShort/rust-twelve-days-of-christmas
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/JonShort/rust-twelve-days-of-christmas" "work/ex/beta-1.38-1/sources/1.37.0/gh/JonShort/rust-twelve-days-of-christmas"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/JonShort/rust-twelve-days-of-christmas'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/JonShort/rust-twelve-days-of-christmas" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/JonShort/rust-twelve-days-of-christmas"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/JonShort/rust-twelve-days-of-christmas'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a790b0bbe75624d1e8a8aeed2510fb566039b5aa
[INFO] sha for GitHub repo JonShort/rust-twelve-days-of-christmas: a790b0bbe75624d1e8a8aeed2510fb566039b5aa
[INFO] validating manifest of JonShort/rust-twelve-days-of-christmas 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 JonShort/rust-twelve-days-of-christmas 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 JonShort/rust-twelve-days-of-christmas
[INFO] finished frobbing JonShort/rust-twelve-days-of-christmas
[INFO] frobbed toml for JonShort/rust-twelve-days-of-christmas written to work/ex/beta-1.38-1/sources/1.37.0/gh/JonShort/rust-twelve-days-of-christmas/Cargo.toml
[INFO] started frobbing JonShort/rust-twelve-days-of-christmas
[INFO] finished frobbing JonShort/rust-twelve-days-of-christmas
[INFO] frobbed toml for JonShort/rust-twelve-days-of-christmas written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/JonShort/rust-twelve-days-of-christmas/Cargo.toml
[INFO] crate JonShort/rust-twelve-days-of-christmas already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "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 JonShort/rust-twelve-days-of-christmas 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/JonShort/rust-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 74a1ea01ce9491fd4613dac2468a36028a92f313d0f0583ded3aae75683f1c4e
[INFO] running `"docker" "start" "-a" "74a1ea01ce9491fd4613dac2468a36028a92f313d0f0583ded3aae75683f1c4e"`
[INFO] [stderr]    Compiling christmas v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `"docker" "inspect" "74a1ea01ce9491fd4613dac2468a36028a92f313d0f0583ded3aae75683f1c4e"`
[INFO] running `"docker" "rm" "-f" "74a1ea01ce9491fd4613dac2468a36028a92f313d0f0583ded3aae75683f1c4e"`
[INFO] [stdout] 74a1ea01ce9491fd4613dac2468a36028a92f313d0f0583ded3aae75683f1c4e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/JonShort/rust-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] c1f5a067199221747b59a548089b1a87633895d10464c7af7438443598fe5a9e
[INFO] running `"docker" "start" "-a" "c1f5a067199221747b59a548089b1a87633895d10464c7af7438443598fe5a9e"`
[INFO] [stderr]    Compiling christmas v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `"docker" "inspect" "c1f5a067199221747b59a548089b1a87633895d10464c7af7438443598fe5a9e"`
[INFO] running `"docker" "rm" "-f" "c1f5a067199221747b59a548089b1a87633895d10464c7af7438443598fe5a9e"`
[INFO] [stdout] c1f5a067199221747b59a548089b1a87633895d10464c7af7438443598fe5a9e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/JonShort/rust-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] af676dc12951ac370e93c7b827670cc7fb9a006084de2ac00094def0b9a2361b
[INFO] running `"docker" "start" "-a" "af676dc12951ac370e93c7b827670cc7fb9a006084de2ac00094def0b9a2361b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/christmas-5b9b53696a049392
[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" "af676dc12951ac370e93c7b827670cc7fb9a006084de2ac00094def0b9a2361b"`
[INFO] running `"docker" "rm" "-f" "af676dc12951ac370e93c7b827670cc7fb9a006084de2ac00094def0b9a2361b"`
[INFO] [stdout] af676dc12951ac370e93c7b827670cc7fb9a006084de2ac00094def0b9a2361b