[INFO] updating cached repository groumache/project-euler-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/groumache/project-euler-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/groumache/project-euler-rust" "work/ex/beta-1.37-6/sources/1.36.0/gh/groumache/project-euler-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/groumache/project-euler-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/groumache/project-euler-rust" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/groumache/project-euler-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/groumache/project-euler-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c32c96fe6923730c25a2e17238c3c6cdcabaf0d4
[INFO] sha for GitHub repo groumache/project-euler-rust: c32c96fe6923730c25a2e17238c3c6cdcabaf0d4
[INFO] validating manifest of groumache/project-euler-rust 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 groumache/project-euler-rust 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 groumache/project-euler-rust
[INFO] finished frobbing groumache/project-euler-rust
[INFO] frobbed toml for groumache/project-euler-rust written to work/ex/beta-1.37-6/sources/1.36.0/gh/groumache/project-euler-rust/Cargo.toml
[INFO] started frobbing groumache/project-euler-rust
[INFO] finished frobbing groumache/project-euler-rust
[INFO] frobbed toml for groumache/project-euler-rust written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/groumache/project-euler-rust/Cargo.toml
[INFO] crate groumache/project-euler-rust 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 groumache/project-euler-rust against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/groumache/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 60a56433413daa8eece7ef398e4296567bd6d63df9723d7634a7c284eae98b8b
[INFO] running `"docker" "start" "-a" "60a56433413daa8eece7ef398e4296567bd6d63df9723d7634a7c284eae98b8b"`
[INFO] [stderr]    Compiling project-euler-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.58s
[INFO] running `"docker" "inspect" "60a56433413daa8eece7ef398e4296567bd6d63df9723d7634a7c284eae98b8b"`
[INFO] running `"docker" "rm" "-f" "60a56433413daa8eece7ef398e4296567bd6d63df9723d7634a7c284eae98b8b"`
[INFO] [stdout] 60a56433413daa8eece7ef398e4296567bd6d63df9723d7634a7c284eae98b8b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/groumache/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 2c4547efc4b1832f2596195d0f1fa2efd32a5db9f0dbe0586ec1be55335fe264
[INFO] running `"docker" "start" "-a" "2c4547efc4b1832f2596195d0f1fa2efd32a5db9f0dbe0586ec1be55335fe264"`
[INFO] [stderr]    Compiling project-euler-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.44s
[INFO] running `"docker" "inspect" "2c4547efc4b1832f2596195d0f1fa2efd32a5db9f0dbe0586ec1be55335fe264"`
[INFO] running `"docker" "rm" "-f" "2c4547efc4b1832f2596195d0f1fa2efd32a5db9f0dbe0586ec1be55335fe264"`
[INFO] [stdout] 2c4547efc4b1832f2596195d0f1fa2efd32a5db9f0dbe0586ec1be55335fe264
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/groumache/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 1de89e62deff78550c78c7b4a35183ab5a216179ace4b3e70ba09dd904cb5ff6
[INFO] running `"docker" "start" "-a" "1de89e62deff78550c78c7b4a35183ab5a216179ace4b3e70ba09dd904cb5ff6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/project_euler_rust-bf3cae3b300128e8
[INFO] [stderr]    Doc-tests project-euler-rust
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test tests_11to20::test_p012 ... ignored
[INFO] [stdout] test tests_11to20::test_p014 ... ignored
[INFO] [stdout] test tests_11to20::test_p015 ... ignored
[INFO] [stdout] test tests_11to20::test_p016 ... ignored
[INFO] [stdout] test tests_11to20::test_p017 ... ignored
[INFO] [stdout] test tests_11to20::test_p020 ... ignored
[INFO] [stdout] test tests_1to10::test_p001 ... ignored
[INFO] [stdout] test tests_1to10::test_p002 ... ignored
[INFO] [stdout] test tests_1to10::test_p003 ... ignored
[INFO] [stdout] test tests_1to10::test_p004 ... ignored
[INFO] [stdout] test tests_1to10::test_p005 ... ignored
[INFO] [stdout] test tests_1to10::test_p006 ... ignored
[INFO] [stdout] test tests_1to10::test_p007 ... ignored
[INFO] [stdout] test tests_1to10::test_p008 ... ignored
[INFO] [stdout] test tests_1to10::test_p009_v1 ... ignored
[INFO] [stdout] test tests_1to10::test_p009_v2 ... ignored
[INFO] [stdout] test tests_1to10::test_p010 ... ignored
[INFO] [stdout] test test_useful_func::test_primes_below ... ok
[INFO] [stdout] test test_useful_func::test_is_prime ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 17 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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" "1de89e62deff78550c78c7b4a35183ab5a216179ace4b3e70ba09dd904cb5ff6"`
[INFO] running `"docker" "rm" "-f" "1de89e62deff78550c78c7b4a35183ab5a216179ace4b3e70ba09dd904cb5ff6"`
[INFO] [stdout] 1de89e62deff78550c78c7b4a35183ab5a216179ace4b3e70ba09dd904cb5ff6