[INFO] updating cached repository Niedzwiedzw/project_euler_rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Niedzwiedzw/project_euler_rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Niedzwiedzw/project_euler_rust" "work/ex/beta-1.38-1/sources/1.37.0/gh/Niedzwiedzw/project_euler_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Niedzwiedzw/project_euler_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Niedzwiedzw/project_euler_rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Niedzwiedzw/project_euler_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Niedzwiedzw/project_euler_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 71ff0d24c4fd8357244cf9c271569b6894845ad4
[INFO] sha for GitHub repo Niedzwiedzw/project_euler_rust: 71ff0d24c4fd8357244cf9c271569b6894845ad4
[INFO] validating manifest of Niedzwiedzw/project_euler_rust 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 Niedzwiedzw/project_euler_rust 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 Niedzwiedzw/project_euler_rust
[INFO] finished frobbing Niedzwiedzw/project_euler_rust
[INFO] frobbed toml for Niedzwiedzw/project_euler_rust written to work/ex/beta-1.38-1/sources/1.37.0/gh/Niedzwiedzw/project_euler_rust/Cargo.toml
[INFO] started frobbing Niedzwiedzw/project_euler_rust
[INFO] finished frobbing Niedzwiedzw/project_euler_rust
[INFO] frobbed toml for Niedzwiedzw/project_euler_rust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Niedzwiedzw/project_euler_rust/Cargo.toml
[INFO] crate Niedzwiedzw/project_euler_rust 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] testing Niedzwiedzw/project_euler_rust 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-5/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/Niedzwiedzw/project_euler_rust:/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] 57d904bac4fa7e3739c22f14bd7386347d02dc2df28269ae6d55d3b55ff9b3a1
[INFO] running `"docker" "start" "-a" "57d904bac4fa7e3739c22f14bd7386347d02dc2df28269ae6d55d3b55ff9b3a1"`
[INFO] [stderr]    Compiling project_euler_rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `"docker" "inspect" "57d904bac4fa7e3739c22f14bd7386347d02dc2df28269ae6d55d3b55ff9b3a1"`
[INFO] running `"docker" "rm" "-f" "57d904bac4fa7e3739c22f14bd7386347d02dc2df28269ae6d55d3b55ff9b3a1"`
[INFO] [stdout] 57d904bac4fa7e3739c22f14bd7386347d02dc2df28269ae6d55d3b55ff9b3a1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/Niedzwiedzw/project_euler_rust:/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] 73f797e1a3b39513d813dbdfc0d19d35f26ac810e2b4a82c83bb226d7927a52b
[INFO] running `"docker" "start" "-a" "73f797e1a3b39513d813dbdfc0d19d35f26ac810e2b4a82c83bb226d7927a52b"`
[INFO] [stderr]    Compiling project_euler_rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `"docker" "inspect" "73f797e1a3b39513d813dbdfc0d19d35f26ac810e2b4a82c83bb226d7927a52b"`
[INFO] running `"docker" "rm" "-f" "73f797e1a3b39513d813dbdfc0d19d35f26ac810e2b4a82c83bb226d7927a52b"`
[INFO] [stdout] 73f797e1a3b39513d813dbdfc0d19d35f26ac810e2b4a82c83bb226d7927a52b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/Niedzwiedzw/project_euler_rust:/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] 3da844e6cf4ea4640cd4b3b0521004c0fdae1b2fa4eb44c29859e5ac50f8bed4
[INFO] running `"docker" "start" "-a" "3da844e6cf4ea4640cd4b3b0521004c0fdae1b2fa4eb44c29859e5ac50f8bed4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/project_euler_rust-c7cdcb72d1b0b310
[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" "3da844e6cf4ea4640cd4b3b0521004c0fdae1b2fa4eb44c29859e5ac50f8bed4"`
[INFO] running `"docker" "rm" "-f" "3da844e6cf4ea4640cd4b3b0521004c0fdae1b2fa4eb44c29859e5ac50f8bed4"`
[INFO] [stdout] 3da844e6cf4ea4640cd4b3b0521004c0fdae1b2fa4eb44c29859e5ac50f8bed4