[INFO] fetching crate rust_hamming_distance 0.1.1...
[INFO] testing rust_hamming_distance-0.1.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate rust_hamming_distance 0.1.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate rust_hamming_distance 0.1.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust_hamming_distance 0.1.1
[INFO] finished tweaking crates.io crate rust_hamming_distance 0.1.1
[INFO] tweaked toml for crates.io crate rust_hamming_distance 0.1.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b4ca2e86b62065024bd3c5de9d0d91c93398c2155743b5fd8176bded7523d5c9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b4ca2e86b62065024bd3c5de9d0d91c93398c2155743b5fd8176bded7523d5c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4ca2e86b62065024bd3c5de9d0d91c93398c2155743b5fd8176bded7523d5c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4ca2e86b62065024bd3c5de9d0d91c93398c2155743b5fd8176bded7523d5c9", kill_on_drop: false }`
[INFO] [stdout] b4ca2e86b62065024bd3c5de9d0d91c93398c2155743b5fd8176bded7523d5c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 80a84d817136d4872d42f21770309d4332bb465f8db3bb6c7a8d55668b094a4d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "80a84d817136d4872d42f21770309d4332bb465f8db3bb6c7a8d55668b094a4d", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_hamming_distance v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "80a84d817136d4872d42f21770309d4332bb465f8db3bb6c7a8d55668b094a4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80a84d817136d4872d42f21770309d4332bb465f8db3bb6c7a8d55668b094a4d", kill_on_drop: false }`
[INFO] [stdout] 80a84d817136d4872d42f21770309d4332bb465f8db3bb6c7a8d55668b094a4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 28b681eca93ed9adef7941b177eefe22fc6949efbf61e9586387f3138a39ca6e
[INFO] running `Command { std: "docker" "start" "-a" "28b681eca93ed9adef7941b177eefe22fc6949efbf61e9586387f3138a39ca6e", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_hamming_distance v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "28b681eca93ed9adef7941b177eefe22fc6949efbf61e9586387f3138a39ca6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28b681eca93ed9adef7941b177eefe22fc6949efbf61e9586387f3138a39ca6e", kill_on_drop: false }`
[INFO] [stdout] 28b681eca93ed9adef7941b177eefe22fc6949efbf61e9586387f3138a39ca6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fb321576f1ef32930b196134fe2522b8338bc4e1b430b82bec000fc6893055d5
[INFO] running `Command { std: "docker" "start" "-a" "fb321576f1ef32930b196134fe2522b8338bc4e1b430b82bec000fc6893055d5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_hamming_distance-64f5360c9465af30
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test bitwise_hamming_distance::tests::string_byte_comparison ... ok
[INFO] [stdout] test bitwise_hamming_distance::tests::u8_bitwise_hamming_distance ... ok
[INFO] [stdout] test bitwise_hamming_distance::tests::u8_slice_bitwise_hamming_distance ... ok
[INFO] [stdout] test bitwise_hamming_distance::tests::u8_slice_bitwise_hamming_distance_error ... ok
[INFO] [stdout] test bitwise_hamming_distance::tests::u8_vec_bitwise_hamming_distance_error ... ok
[INFO] [stdout] test hamming_distance::tests::borrowed_string_hamming_distance_error ... ok
[INFO] [stdout] test hamming_distance::tests::borrowed_string_hamming_distance ... ok
[INFO] [stdout] test hamming_distance::tests::slice_hamming_distance ... ok
[INFO] [stdout] test hamming_distance::tests::string_hamming_distance ... ok
[INFO] [stdout] test bitwise_hamming_distance::tests::u8_vec_bitwise_hamming_distance ... ok
[INFO] [stdout] test hamming_distance::tests::string_hamming_distance_error ... ok
[INFO] [stdout] test hamming_distance::tests::slice_hamming_distance_error ... ok
[INFO] [stdout] test hamming_distance::tests::vec_hamming_distance ... ok
[INFO] [stdout] test hamming_distance::tests::vec_hamming_distance_error ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rust_hamming_distance
[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 `Command { std: "docker" "inspect" "fb321576f1ef32930b196134fe2522b8338bc4e1b430b82bec000fc6893055d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb321576f1ef32930b196134fe2522b8338bc4e1b430b82bec000fc6893055d5", kill_on_drop: false }`
[INFO] [stdout] fb321576f1ef32930b196134fe2522b8338bc4e1b430b82bec000fc6893055d5