[INFO] fetching crate cht 0.4.1...
[INFO] testing cht-0.4.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate cht 0.4.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate cht 0.4.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cht 0.4.1
[INFO] finished tweaking crates.io crate cht 0.4.1
[INFO] tweaked toml for crates.io crate cht 0.4.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae976c8e48f50cf36b290c464372a91f4ea3bb87cafcf180ca8f647d49d15cd7
[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" "ae976c8e48f50cf36b290c464372a91f4ea3bb87cafcf180ca8f647d49d15cd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae976c8e48f50cf36b290c464372a91f4ea3bb87cafcf180ca8f647d49d15cd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae976c8e48f50cf36b290c464372a91f4ea3bb87cafcf180ca8f647d49d15cd7", kill_on_drop: false }`
[INFO] [stdout] ae976c8e48f50cf36b290c464372a91f4ea3bb87cafcf180ca8f647d49d15cd7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--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] 01192c261c16929a6b2aa8045fbed52111120d422d3aceae3dc4516c0f75f556
[INFO] running `Command { std: "docker" "start" "-a" "01192c261c16929a6b2aa8045fbed52111120d422d3aceae3dc4516c0f75f556", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling const-random-macro v0.1.13
[INFO] [stderr]    Compiling const-random v0.1.13
[INFO] [stderr]    Compiling ahash v0.3.8
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling cht v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.13s
[INFO] running `Command { std: "docker" "inspect" "01192c261c16929a6b2aa8045fbed52111120d422d3aceae3dc4516c0f75f556", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01192c261c16929a6b2aa8045fbed52111120d422d3aceae3dc4516c0f75f556", kill_on_drop: false }`
[INFO] [stdout] 01192c261c16929a6b2aa8045fbed52111120d422d3aceae3dc4516c0f75f556
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] a8695f5d2b3eafe2233e43d43330d5e5fe6360e4d200653d88414a3cd9981cac
[INFO] running `Command { std: "docker" "start" "-a" "a8695f5d2b3eafe2233e43d43330d5e5fe6360e4d200653d88414a3cd9981cac", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashbrown v0.7.2
[INFO] [stderr]    Compiling cht v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.77s
[INFO] running `Command { std: "docker" "inspect" "a8695f5d2b3eafe2233e43d43330d5e5fe6360e4d200653d88414a3cd9981cac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8695f5d2b3eafe2233e43d43330d5e5fe6360e4d200653d88414a3cd9981cac", kill_on_drop: false }`
[INFO] [stdout] a8695f5d2b3eafe2233e43d43330d5e5fe6360e4d200653d88414a3cd9981cac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] 31fd71043826f8b75df5013ec0aa16480f5eb01ee8a458ef19259d27ec6cb1fc
[INFO] running `Command { std: "docker" "start" "-a" "31fd71043826f8b75df5013ec0aa16480f5eb01ee8a458ef19259d27ec6cb1fc", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cht-f99858d9adf6a124)
[INFO] [stdout] 
[INFO] [stdout] running 44 tests
[INFO] [stdout] test map::bucket::tests::get_insert_remove ... ok
[INFO] [stdout] test map::tests::concurrent_insertion ... ok
[INFO] [stdout] test map::tests::concurrent_insert_or_modify ... ok
[INFO] [stdout] test map::tests::default ... ok
[INFO] [stdout] test map::tests::concurrent_overlapped_removal ... ok
[INFO] [stdout] test map::tests::concurrent_modification ... ok
[INFO] [stdout] test map::tests::concurrent_overlapped_growth ... ok
[INFO] [stdout] test map::tests::concurrent_overlapped_insertion ... ok
[INFO] [stdout] test map::tests::concurrent_growth ... ok
[INFO] [stdout] test map::tests::growth ... ok
[INFO] [stdout] test map::tests::concurrent_insertion_and_removal ... ok
[INFO] [stdout] test map::tests::concurrent_removal ... ok
[INFO] [stdout] test map::tests::concurrent_overlapped_modification ... ok
[INFO] [stdout] test map::tests::modify ... ok
[INFO] [stdout] test map::tests::concurrent_growth_and_removal ... ok
[INFO] [stdout] test map::tests::removal ... ok
[INFO] [stdout] test map::tests::insert_or_modify ... ok
[INFO] [stdout] test map::tests::remove_if ... ok
[INFO] [stdout] test segment::map::tests::concurrent_growth ... ok
[INFO] [stdout] test map::tests::drop_value ... ok
[INFO] [stdout] test segment::map::tests::concurrent_insert_or_modify ... ok
[INFO] [stdout] test map::tests::insertion ... ok
[INFO] [stdout] test segment::map::tests::concurrent_overlapped_growth ... ok
[INFO] [stdout] test segment::map::tests::concurrent_insertion_and_removal ... ok
[INFO] [stdout] test segment::map::tests::concurrent_growth_and_removal ... ok
[INFO] [stdout] test segment::map::tests::concurrent_insertion ... ok
[INFO] [stdout] test segment::map::tests::concurrent_overlapped_modification ... ok
[INFO] [stdout] test segment::map::tests::concurrent_overlapped_removal ... ok
[INFO] [stdout] test segment::map::tests::default ... ok
[INFO] [stdout] test segment::map::tests::single_segment ... ok
[INFO] [stdout] test segment::map::tests::concurrent_overlapped_insertion ... ok
[INFO] [stdout] test segment::map::tests::concurrent_modification ... ok
[INFO] [stdout] test segment::map::tests::concurrent_removal ... ok
[INFO] [stdout] test map::tests::drop_many_values ... ok
[INFO] [stdout] test map::tests::drop_many_values_concurrent ... ok
[INFO] [stdout] test segment::map::tests::modify ... ok
[INFO] [stdout] test segment::map::tests::insert_or_modify ... ok
[INFO] [stdout] test segment::map::tests::removal ... ok
[INFO] [stdout] test segment::map::tests::remove_if ... ok
[INFO] [stdout] test segment::map::tests::growth ... ok
[INFO] [stdout] test segment::map::tests::drop_value ... ok
[INFO] [stdout] test segment::map::tests::insertion ... ok
[INFO] [stdout] test segment::map::tests::drop_many_values ... ok
[INFO] [stdout] test segment::map::tests::drop_many_values_concurrent ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 44 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 10.97s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cht
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "31fd71043826f8b75df5013ec0aa16480f5eb01ee8a458ef19259d27ec6cb1fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31fd71043826f8b75df5013ec0aa16480f5eb01ee8a458ef19259d27ec6cb1fc", kill_on_drop: false }`
[INFO] [stdout] 31fd71043826f8b75df5013ec0aa16480f5eb01ee8a458ef19259d27ec6cb1fc