[INFO] updating cached repository https://github.com/ygree/rust_examples
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 45f23c23ef3c1b360a02cb893a7cf784b2ec8fa9
[INFO] testing ygree/rust_examples against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fygree%2Frust_examples" "work/builds/worker-4/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ygree/rust_examples on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ygree/rust_examples
[INFO] finished tweaking git repo https://github.com/ygree/rust_examples
[INFO] tweaked toml for git repo https://github.com/ygree/rust_examples written to work/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ygree/rust_examples already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 6ef71f4e18a4f82c5eda54077b63f6d223c249d1aca7403b2f573ae63a21bff5
[INFO] running `"docker" "start" "-a" "6ef71f4e18a4f82c5eda54077b63f6d223c249d1aca7403b2f573ae63a21bff5"`
[INFO] [stderr]    Compiling rust_examples v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `"docker" "inspect" "6ef71f4e18a4f82c5eda54077b63f6d223c249d1aca7403b2f573ae63a21bff5"`
[INFO] running `"docker" "rm" "-f" "6ef71f4e18a4f82c5eda54077b63f6d223c249d1aca7403b2f573ae63a21bff5"`
[INFO] [stdout] 6ef71f4e18a4f82c5eda54077b63f6d223c249d1aca7403b2f573ae63a21bff5
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 085c992b42c01706331519675bb88ca9006b28153a39c598d976fd367ba6f996
[INFO] running `"docker" "start" "-a" "085c992b42c01706331519675bb88ca9006b28153a39c598d976fd367ba6f996"`
[INFO] [stderr]    Compiling libc v0.2.35
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling rand v0.4.1
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling regex v0.2.5
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling quickcheck v0.6.0
[INFO] [stderr]    Compiling rust_examples v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.19s
[INFO] running `"docker" "inspect" "085c992b42c01706331519675bb88ca9006b28153a39c598d976fd367ba6f996"`
[INFO] running `"docker" "rm" "-f" "085c992b42c01706331519675bb88ca9006b28153a39c598d976fd367ba6f996"`
[INFO] [stdout] 085c992b42c01706331519675bb88ca9006b28153a39c598d976fd367ba6f996
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] e8a788dab36ae9b8a41367a1eb5c255f810cf701b9e416ea59a709285d15bc43
[INFO] running `"docker" "start" "-a" "e8a788dab36ae9b8a41367a1eb5c255f810cf701b9e416ea59a709285d15bc43"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/heap_sort-da9e60c72c3ea537
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::parent_index_zero ... ok
[INFO] [stdout] test tests::partent_right_child_loop ... ok
[INFO] [stdout] test tests::partent_left_child_loop ... ok
[INFO] [stdout] test tests::heapify_stable ... ok
[INFO] [stdout] test tests::up_heap_cannot_change_heapified ... ok
[INFO] [stdout] test tests::shift_down_cannot_change_heapified ... ok
[INFO] [stdout] test tests::never_decrease ... ok
[INFO] [stdout] test tests::keeps_length ... ok
[INFO] [stdout] test tests::priority_queue_returns_elements_in_reverse_order ... ok
[INFO] [stdout] test tests::equals_to_sorted ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/insertion_sort-9025a5ffa8b1d30e
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::equals_to_sorted ... ok
[INFO] [stdout] test tests::keeps_length ... ok
[INFO] [stdout] test tests::never_decrease ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/quick_sort-56c21472c3664ccb
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::keeps_length ... ok
[INFO] [stdout] test tests::equals_to_sorted ... ok
[INFO] [stdout] test tests::never_decrease ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "e8a788dab36ae9b8a41367a1eb5c255f810cf701b9e416ea59a709285d15bc43"`
[INFO] running `"docker" "rm" "-f" "e8a788dab36ae9b8a41367a1eb5c255f810cf701b9e416ea59a709285d15bc43"`
[INFO] [stdout] e8a788dab36ae9b8a41367a1eb5c255f810cf701b9e416ea59a709285d15bc43