[INFO] fetching crate xor-distance-exercise 0.3.6...
[INFO] testing xor-distance-exercise-0.3.6 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate xor-distance-exercise 0.3.6 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate xor-distance-exercise 0.3.6 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xor-distance-exercise 0.3.6
[INFO] finished tweaking crates.io crate xor-distance-exercise 0.3.6
[INFO] tweaked toml for crates.io crate xor-distance-exercise 0.3.6 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3253e0ef49c6d107b25b7bd8635b846ff1fd243d8cb2b2b175cfa79db98f5e56
[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" "3253e0ef49c6d107b25b7bd8635b846ff1fd243d8cb2b2b175cfa79db98f5e56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3253e0ef49c6d107b25b7bd8635b846ff1fd243d8cb2b2b175cfa79db98f5e56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3253e0ef49c6d107b25b7bd8635b846ff1fd243d8cb2b2b175cfa79db98f5e56", kill_on_drop: false }`
[INFO] [stdout] 3253e0ef49c6d107b25b7bd8635b846ff1fd243d8cb2b2b175cfa79db98f5e56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4253ba9582d83cfa69cc13ace71927c25fc5ed7b06570c6c39fc083355002977
[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" "4253ba9582d83cfa69cc13ace71927c25fc5ed7b06570c6c39fc083355002977", kill_on_drop: false }`
[INFO] [stderr]    Compiling xor-distance-exercise v0.3.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.61s
[INFO] running `Command { std: "docker" "inspect" "4253ba9582d83cfa69cc13ace71927c25fc5ed7b06570c6c39fc083355002977", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4253ba9582d83cfa69cc13ace71927c25fc5ed7b06570c6c39fc083355002977", kill_on_drop: false }`
[INFO] [stdout] 4253ba9582d83cfa69cc13ace71927c25fc5ed7b06570c6c39fc083355002977
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5c9337ada5e59084b98fbd017481d8f98039480c6021d908d38fb6075582e08
[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" "a5c9337ada5e59084b98fbd017481d8f98039480c6021d908d38fb6075582e08", kill_on_drop: false }`
[INFO] [stderr]    Compiling xor-distance-exercise v0.3.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.06s
[INFO] running `Command { std: "docker" "inspect" "a5c9337ada5e59084b98fbd017481d8f98039480c6021d908d38fb6075582e08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5c9337ada5e59084b98fbd017481d8f98039480c6021d908d38fb6075582e08", kill_on_drop: false }`
[INFO] [stdout] a5c9337ada5e59084b98fbd017481d8f98039480c6021d908d38fb6075582e08
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5b90bd5af4358ca3b9dc46d1f4a8ed948db79082788ba5d0ea516bfad2bbf447
[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" "5b90bd5af4358ca3b9dc46d1f4a8ed948db79082788ba5d0ea516bfad2bbf447", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/xor_distance_exercise-10f3fb54db0ca71a)
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test bits::tests::new_bits_by_default_none ... ok
[INFO] [stdout] test bits::tests::form_zero_padded_number ... ok
[INFO] [stdout] test bitops::tests::check_is_bit_set ... ok
[INFO] [stdout] test bitops::tests::check_set_bit ... ok
[INFO] [stdout] test bitops::tests::check_is_flag ... ok
[INFO] [stdout] test bits::tests::form_zero_padded_number_type_error ... ok
[INFO] [stdout] test bits::tests::set_bit_within_constrains ... ok
[INFO] [stdout] test bitops::tests::check_is_flag_set ... ok
[INFO] [stdout] test delivery_system::tests::closest_farms ... ok
[INFO] [stdout] test xor_distance::tests::closest_u64 ... ok
[INFO] [stdout] test delivery_system::tests::reverse_closest_farms ... ok
[INFO] [stdout] test bits::tests::get_set_bit ... ok
[INFO] [stdout] test bits::tests::incorporate_bit ... ok
[INFO] [stdout] test bits::tests::bit_size ... ok
[INFO] [stdout] test bitops::tests::check_set_flag ... ok
[INFO] [stdout] test bits::tests::is_bit_decided ... ok
[INFO] [stdout] test xor_distance::tests::reverse_closest_u8 ... ok
[INFO] [stdout] test xor_distance::tests::reverse_closest_invalid_input ... ok
[INFO] [stdout] test xor_distance::tests::compose_further_points_inequalities ... ok
[INFO] [stdout] test xor_distance::tests::reverse_closest_u64 ... ok
[INFO] [stdout] test xor_distance::tests::compose_closest_points_inequalities ... ok
[INFO] [stdout] test xor_distance::tests::closest_u8 ... ok
[INFO] [stdout] test bits::tests::get_bit_index_out_of_range - should panic ... ok
[INFO] [stdout] test bitops::tests::is_bit_set_index_out_of_range - should panic ... ok
[INFO] [stdout] test bits::tests::set_bit_index_out_of_range - should panic ... ok
[INFO] [stdout] test delivery_system::tests::reverse_closest_farms_random_set ... ok
[INFO] [stdout] test delivery_system::tests::reverse_closest_farms_random_position ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.49s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/xor_distance_exercise-dbac6f0f54acb194)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests xor-distance-exercise
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name xor_distance_exercise --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-819abb75827096f3.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-0a6657775f026cf7.rlib --extern xor_distance_exercise=/opt/rustwide/target/debug/deps/libxor_distance_exercise-6a7c82633bd85c89.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "5b90bd5af4358ca3b9dc46d1f4a8ed948db79082788ba5d0ea516bfad2bbf447", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b90bd5af4358ca3b9dc46d1f4a8ed948db79082788ba5d0ea516bfad2bbf447", kill_on_drop: false }`
[INFO] [stdout] 5b90bd5af4358ca3b9dc46d1f4a8ed948db79082788ba5d0ea516bfad2bbf447