[INFO] updating cached repository https://github.com/ulip128/algo
[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] e0412a5a78deb40ef4226d425ab1844e9b86678d
[INFO] testing ulip128/algo against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fulip128%2Falgo" "work/builds/worker-5/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ulip128/algo 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/ulip128/algo
[INFO] finished tweaking git repo https://github.com/ulip128/algo
[INFO] tweaked toml for git repo https://github.com/ulip128/algo written to work/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/ulip128/algo 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-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/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] 3c653dc7df860ad397d1bb00e643609b1129af1271e670aebd4374e3262138c3
[INFO] running `"docker" "start" "-a" "3c653dc7df860ad397d1bb00e643609b1129af1271e670aebd4374e3262138c3"`
[INFO] [stderr]    Compiling libc v0.2.61
[INFO] [stderr]    Compiling getrandom v0.1.9
[INFO] [stderr]    Compiling rand_core v0.5.0
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling algo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.83s
[INFO] running `"docker" "inspect" "3c653dc7df860ad397d1bb00e643609b1129af1271e670aebd4374e3262138c3"`
[INFO] running `"docker" "rm" "-f" "3c653dc7df860ad397d1bb00e643609b1129af1271e670aebd4374e3262138c3"`
[INFO] [stdout] 3c653dc7df860ad397d1bb00e643609b1129af1271e670aebd4374e3262138c3
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/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] e2096d2cdee95ec386b280dd524bd800053769b18727a14271322cb8814170ad
[INFO] running `"docker" "start" "-a" "e2096d2cdee95ec386b280dd524bd800053769b18727a14271322cb8814170ad"`
[INFO] [stderr]    Compiling algo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `"docker" "inspect" "e2096d2cdee95ec386b280dd524bd800053769b18727a14271322cb8814170ad"`
[INFO] running `"docker" "rm" "-f" "e2096d2cdee95ec386b280dd524bd800053769b18727a14271322cb8814170ad"`
[INFO] [stdout] e2096d2cdee95ec386b280dd524bd800053769b18727a14271322cb8814170ad
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/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] 78b76fb2141d7f94c96bda2095c4fd71553235e8872fdcdf0e60e9ecde5d46aa
[INFO] running `"docker" "start" "-a" "78b76fb2141d7f94c96bda2095c4fd71553235e8872fdcdf0e60e9ecde5d46aa"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/algo-392b22b627e60408
[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] [stderr]      Running /opt/rustwide/target/debug/deps/find_maximum_subarray-b6fb5612e899c058
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test basic ... ok
[INFO] [stdout] test all_negatives ... ok
[INFO] [stdout] test odd_number_of_elements ... ok
[INFO] [stdout] test one_element ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/heap_sort-8e4354434c884587
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test basic ... ok
[INFO] [stdout] test already_sorted ... ok
[INFO] [stdout] test empty ... ok
[INFO] [stdout] test odd_number_of_elements ... ok
[INFO] [stdout] test one_element ... ok
[INFO] [stdout] test repeated_elements ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/insertion_sort-04e2cf47f6475fc7
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test already_sorted ... ok
[INFO] [stdout] test basic ... ok
[INFO] [stdout] test empty ... ok
[INFO] [stdout] test odd_number_of_elements ... ok
[INFO] [stdout] test one_element ... ok
[INFO] [stdout] test repeated_elements ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/merge_sort-f5c1454846fd3846
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test basic ... ok
[INFO] [stdout] test already_sorted ... ok
[INFO] [stdout] test one_element ... ok
[INFO] [stdout] test odd_number_of_elements ... ok
[INFO] [stdout] test repeated_elements ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/quick_sort-5862de52212851ad
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test already_sorted ... ok
[INFO] [stdout] test basic ... ok
[INFO] [stdout] test odd_number_of_elements ... ok
[INFO] [stdout] test one_element ... ok
[INFO] [stdout] test one_element ... ok
[INFO] [stdout] test repeated_elements ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "78b76fb2141d7f94c96bda2095c4fd71553235e8872fdcdf0e60e9ecde5d46aa"`
[INFO] running `"docker" "rm" "-f" "78b76fb2141d7f94c96bda2095c4fd71553235e8872fdcdf0e60e9ecde5d46aa"`
[INFO] [stdout] 78b76fb2141d7f94c96bda2095c4fd71553235e8872fdcdf0e60e9ecde5d46aa