[INFO] fetching crate nt-hive 0.1.0...
[INFO] testing nt-hive-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate nt-hive 0.1.0 into /workspace/builds/worker-19/source
[INFO] validating manifest of crates.io crate nt-hive 0.1.0 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 nt-hive 0.1.0
[INFO] finished tweaking crates.io crate nt-hive 0.1.0
[INFO] tweaked toml for crates.io crate nt-hive 0.1.0 written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] crate crates.io crate nt-hive 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded enumn v0.1.3
[INFO] [stderr]   Downloaded zerocopy v0.3.0
[INFO] [stderr]   Downloaded zerocopy-derive v0.2.0
[INFO] [stderr]   Downloaded displaydoc v0.1.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] a131395f51011b8d56f2150ab9262f857e1e756376e7738a6f533e8cf8100f45
[INFO] running `Command { std: "docker" "start" "-a" "a131395f51011b8d56f2150ab9262f857e1e756376e7738a6f533e8cf8100f45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a131395f51011b8d56f2150ab9262f857e1e756376e7738a6f533e8cf8100f45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a131395f51011b8d56f2150ab9262f857e1e756376e7738a6f533e8cf8100f45", kill_on_drop: false }`
[INFO] [stdout] a131395f51011b8d56f2150ab9262f857e1e756376e7738a6f533e8cf8100f45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] [stdout] ca3d1861696dd852f47a310d9789baaf602e4f34a81857889c7fc9a94760f430
[INFO] running `Command { std: "docker" "start" "-a" "ca3d1861696dd852f47a310d9789baaf602e4f34a81857889c7fc9a94760f430", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.20
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling byteorder v1.4.2
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling zerocopy-derive v0.2.0
[INFO] [stderr]    Compiling enumn v0.1.3
[INFO] [stderr]    Compiling displaydoc v0.1.7
[INFO] [stderr]    Compiling zerocopy v0.3.0
[INFO] [stderr]    Compiling nt-hive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.52s
[INFO] running `Command { std: "docker" "inspect" "ca3d1861696dd852f47a310d9789baaf602e4f34a81857889c7fc9a94760f430", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca3d1861696dd852f47a310d9789baaf602e4f34a81857889c7fc9a94760f430", kill_on_drop: false }`
[INFO] [stdout] ca3d1861696dd852f47a310d9789baaf602e4f34a81857889c7fc9a94760f430
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] [stdout] 9cfa435647bd302a9cd3b4c5c79a0f9ba5c88798867b2397c6527aa50251c99a
[INFO] running `Command { std: "docker" "start" "-a" "9cfa435647bd302a9cd3b4c5c79a0f9ba5c88798867b2397c6527aa50251c99a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling nt-hive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.64s
[INFO] running `Command { std: "docker" "inspect" "9cfa435647bd302a9cd3b4c5c79a0f9ba5c88798867b2397c6527aa50251c99a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cfa435647bd302a9cd3b4c5c79a0f9ba5c88798867b2397c6527aa50251c99a", kill_on_drop: false }`
[INFO] [stdout] 9cfa435647bd302a9cd3b4c5c79a0f9ba5c88798867b2397c6527aa50251c99a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] [stdout] 1e18f6eb39e3df8fe58f53e6e51d5aea768455a083a15a46582bc575146259de
[INFO] running `Command { std: "docker" "start" "-a" "1e18f6eb39e3df8fe58f53e6e51d5aea768455a083a15a46582bc575146259de", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nt_hive-f6945ff5060c752d)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test hive::tests::test_clear_volatile_subkeys ... ok
[INFO] [stdout] test key_node::tests::test_character_encoding ... ok
[INFO] [stdout] test big_data::tests::test_big_data ... ok
[INFO] [stdout] test string::tests::test_eq ... ok
[INFO] [stdout] test key_node::tests::test_subpath ... ok
[INFO] [stdout] test string::tests::test_ord ... ok
[INFO] [stdout] test key_value::tests::test_data ... ok
[INFO] [stdout] test string::tests::test_is_empty ... ok
[INFO] [stdout] test string::tests::test_len ... ok
[INFO] [stdout] test key_node::tests::test_subkeys ... ok
[INFO] [stderr]    Doc-tests nt-hive
[INFO] [stdout] test key_node::tests::test_subkey ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[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" "1e18f6eb39e3df8fe58f53e6e51d5aea768455a083a15a46582bc575146259de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e18f6eb39e3df8fe58f53e6e51d5aea768455a083a15a46582bc575146259de", kill_on_drop: false }`
[INFO] [stdout] 1e18f6eb39e3df8fe58f53e6e51d5aea768455a083a15a46582bc575146259de