[INFO] updating cached repository lovelyckaro/ProjectEuler
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/lovelyckaro/ProjectEuler
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/lovelyckaro/ProjectEuler" "work/ex/beta-1.38-1/sources/1.37.0/gh/lovelyckaro/ProjectEuler"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/lovelyckaro/ProjectEuler'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/lovelyckaro/ProjectEuler" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lovelyckaro/ProjectEuler"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lovelyckaro/ProjectEuler'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] dac505320d2bc443fab58802924708563b7aa778
[INFO] sha for GitHub repo lovelyckaro/ProjectEuler: dac505320d2bc443fab58802924708563b7aa778
[INFO] validating manifest of lovelyckaro/ProjectEuler 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 lovelyckaro/ProjectEuler 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 lovelyckaro/ProjectEuler
[INFO] finished frobbing lovelyckaro/ProjectEuler
[INFO] frobbed toml for lovelyckaro/ProjectEuler written to work/ex/beta-1.38-1/sources/1.37.0/gh/lovelyckaro/ProjectEuler/Cargo.toml
[INFO] started frobbing lovelyckaro/ProjectEuler
[INFO] finished frobbing lovelyckaro/ProjectEuler
[INFO] frobbed toml for lovelyckaro/ProjectEuler written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lovelyckaro/ProjectEuler/Cargo.toml
[INFO] crate lovelyckaro/ProjectEuler 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing lovelyckaro/ProjectEuler 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/lovelyckaro/ProjectEuler:/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] 120993d8854ccd0072c552148a418be2b4cc6c886ac761b52e7db9dc05a135a1
[INFO] running `"docker" "start" "-a" "120993d8854ccd0072c552148a418be2b4cc6c886ac761b52e7db9dc05a135a1"`
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]    Compiling projectEuler v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `projectEuler` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `project_euler`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.17s
[INFO] running `"docker" "inspect" "120993d8854ccd0072c552148a418be2b4cc6c886ac761b52e7db9dc05a135a1"`
[INFO] running `"docker" "rm" "-f" "120993d8854ccd0072c552148a418be2b4cc6c886ac761b52e7db9dc05a135a1"`
[INFO] [stdout] 120993d8854ccd0072c552148a418be2b4cc6c886ac761b52e7db9dc05a135a1
[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/lovelyckaro/ProjectEuler:/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] ef046251e1fa7d635f6beb8bc6e927f238bfda38761ae1c1c694e583d8eb43d0
[INFO] running `"docker" "start" "-a" "ef046251e1fa7d635f6beb8bc6e927f238bfda38761ae1c1c694e583d8eb43d0"`
[INFO] [stderr]    Compiling projectEuler v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `projectEuler` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `project_euler`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `"docker" "inspect" "ef046251e1fa7d635f6beb8bc6e927f238bfda38761ae1c1c694e583d8eb43d0"`
[INFO] running `"docker" "rm" "-f" "ef046251e1fa7d635f6beb8bc6e927f238bfda38761ae1c1c694e583d8eb43d0"`
[INFO] [stdout] ef046251e1fa7d635f6beb8bc6e927f238bfda38761ae1c1c694e583d8eb43d0
[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/lovelyckaro/ProjectEuler:/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] f9a615693a210f9cbcb186a33ed0d9800de185bc5631d09e1f433894f18b56e5
[INFO] running `"docker" "start" "-a" "f9a615693a210f9cbcb186a33ed0d9800de185bc5631d09e1f433894f18b56e5"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/projectEuler-ca6c5350c6b6537a
[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" "f9a615693a210f9cbcb186a33ed0d9800de185bc5631d09e1f433894f18b56e5"`
[INFO] running `"docker" "rm" "-f" "f9a615693a210f9cbcb186a33ed0d9800de185bc5631d09e1f433894f18b56e5"`
[INFO] [stdout] f9a615693a210f9cbcb186a33ed0d9800de185bc5631d09e1f433894f18b56e5