[INFO] fetching crate narrow 0.1.0...
[INFO] testing narrow-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate narrow 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate narrow 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 narrow 0.1.0
[INFO] finished tweaking crates.io crate narrow 0.1.0
[INFO] tweaked toml for crates.io crate narrow 0.1.0 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] [stderr]     Blocking waiting for file lock on package cache
[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] 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] 74a65e8814a1cf5461433ad9f0cbbb771a9829d310c81b5d7dd08ee263681005
[INFO] running `Command { std: "docker" "start" "-a" "74a65e8814a1cf5461433ad9f0cbbb771a9829d310c81b5d7dd08ee263681005", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74a65e8814a1cf5461433ad9f0cbbb771a9829d310c81b5d7dd08ee263681005", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74a65e8814a1cf5461433ad9f0cbbb771a9829d310c81b5d7dd08ee263681005", kill_on_drop: false }`
[INFO] [stdout] 74a65e8814a1cf5461433ad9f0cbbb771a9829d310c81b5d7dd08ee263681005
[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] [stdout] feacdd90da1a8f9e15cd20b2a509d4eba41facf5d03f2b3124b62ce3d26c31fc
[INFO] running `Command { std: "docker" "start" "-a" "feacdd90da1a8f9e15cd20b2a509d4eba41facf5d03f2b3124b62ce3d26c31fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]    Compiling funty v1.2.0
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]    Compiling wyz v0.4.0
[INFO] [stderr]    Compiling proc-macro-crate v1.0.0
[INFO] [stderr]    Compiling narrow-derive v0.1.0
[INFO] [stderr]    Compiling bitvec v0.22.3
[INFO] [stderr]    Compiling narrow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.51s
[INFO] running `Command { std: "docker" "inspect" "feacdd90da1a8f9e15cd20b2a509d4eba41facf5d03f2b3124b62ce3d26c31fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "feacdd90da1a8f9e15cd20b2a509d4eba41facf5d03f2b3124b62ce3d26c31fc", kill_on_drop: false }`
[INFO] [stdout] feacdd90da1a8f9e15cd20b2a509d4eba41facf5d03f2b3124b62ce3d26c31fc
[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] [stdout] 7461037d2b16c544bdb39d18befa93f00794ca7898a618d8edc21281022e17b1
[INFO] running `Command { std: "docker" "start" "-a" "7461037d2b16c544bdb39d18befa93f00794ca7898a618d8edc21281022e17b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling narrow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 16.69s
[INFO] running `Command { std: "docker" "inspect" "7461037d2b16c544bdb39d18befa93f00794ca7898a618d8edc21281022e17b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7461037d2b16c544bdb39d18befa93f00794ca7898a618d8edc21281022e17b1", kill_on_drop: false }`
[INFO] [stdout] 7461037d2b16c544bdb39d18befa93f00794ca7898a618d8edc21281022e17b1
[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] [stdout] 82495efa5eef18cc8f4ec855f2ab4c910daa4156a6464a3ef2a95d9610ae83b1
[INFO] running `Command { std: "docker" "start" "-a" "82495efa5eef18cc8f4ec855f2ab4c910daa4156a6464a3ef2a95d9610ae83b1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/narrow-cacfee19403f9753)
[INFO] [stdout] 
[INFO] [stdout] running 46 tests
[INFO] [stdout] test array::boolean::tests::deref ... ok
[INFO] [stdout] test array::boolean::tests::from_iter ... ok
[INFO] [stdout] test array::dictionary::tests::from_iter ... ok
[INFO] [stdout] test array::dictionary::tests::into_iter ... ok
[INFO] [stdout] test array::fixed_size_primitive::tests::from_iter ... ok
[INFO] [stdout] test array::fixed_size_list::tests::into_iter ... ok
[INFO] [stdout] test array::fixed_size_list::tests::from_iter ... ok
[INFO] [stdout] test array::string::tests::into_iter ... ok
[INFO] [stdout] test bitmap::tests::as_ref_u8 ... ok
[INFO] [stdout] test bitmap::tests::as_ref_bitslice ... ok
[INFO] [stdout] test bitmap::tests::as_ref ... ok
[INFO] [stdout] test bitmap::tests::as_ref_usize ... ok
[INFO] [stdout] test array::variable_size_binary::tests::into_iter ... ok
[INFO] [stdout] test array::variable_size_list::tests::into_iter ... ok
[INFO] [stdout] test bitmap::tests::capacity ... ok
[INFO] [stdout] test array::union::tests::from_iter ... ok
[INFO] [stdout] test bitmap::tests::deref ... ok
[INFO] [stdout] test bitmap::tests::from_iter ... ok
[INFO] [stdout] test array::string::tests::from_iter ... ok
[INFO] [stdout] test bitmap::tests::into_iter ... ok
[INFO] [stdout] test array::r#struct::tests::derive ... ok
[INFO] [stdout] test array::variable_size_binary::tests::from_iter ... ok
[INFO] [stdout] test buffer::tests::as_ref ... ok
[INFO] [stdout] test array::variable_size_list::tests::from_iter ... ok
[INFO] [stdout] test buffer::tests::as_ref_u8 ... ok
[INFO] [stdout] test bitmap::tests::from_iter_ref ... ok
[INFO] [stdout] test offset::tests::array_data ... ok
[INFO] [stdout] test offset::tests::from_iter ... ok
[INFO] [stdout] test buffer::tests::borrow ... ok
[INFO] [stdout] test validity::tests::deref ... ok
[INFO] [stdout] test buffer::tests::deref ... ok
[INFO] [stdout] test buffer::tests::default ... ok
[INFO] [stdout] test buffer::tests::from_iter_ref ... ok
[INFO] [stdout] test buffer::tests::from_iter ... ok
[INFO] [stderr]    Doc-tests narrow
[INFO] [stdout] test buffer::tests::layout_size ... ok
[INFO] [stdout] test nullable::tests::from_iter ... ok
[INFO] [stdout] test nullable::tests::into_iter ... ok
[INFO] [stdout] test offset::tests::into_iter ... ok
[INFO] [stdout] test validity::tests::array_data ... ok
[INFO] [stdout] test validity::tests::data ... ok
[INFO] [stdout] test bitmap::tests::as_ref_bitslice_out_of_bounds - should panic ... ok
[INFO] [stdout] test buffer::tests::layout_overflow - should panic ... ok
[INFO] [stdout] test buffer::tests::layout_zero_sized - should panic ... ok
[INFO] [stdout] test buffer::tests::layout_bad_align - should panic ... ok
[INFO] [stdout] test bitmap::tests::as_ref_u8_out_of_bounds - should panic ... ok
[INFO] [stdout] test buffer::tests::into_iter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 46 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test src/array/mod.rs - array::Array::is_empty (line 65) ... ok
[INFO] [stdout] test src/array/mod.rs - array::Array::any_null (line 91) ... ok
[INFO] [stdout] test src/array/mod.rs - array::Array::is_valid (line 178) ... ok
[INFO] [stdout] test src/array/mod.rs - array::Array::all_null (line 104) ... ok
[INFO] [stdout] test src/array/mod.rs - array::Array::len (line 52) ... ok
[INFO] [stdout] test src/array/mod.rs - array::Array::null_count (line 78) ... ok
[INFO] [stdout] test src/array/mod.rs - array::Array::valid_count (line 135) ... ok
[INFO] [stdout] test src/array/mod.rs - array::Array::is_null (line 121) ... ok
[INFO] [stdout] test src/array/mod.rs - array::Array::any_valid (line 148) ... ok
[INFO] [stdout] test src/array/mod.rs - array::Array::all_valid (line 161) ... ok
[INFO] [stdout] test src/nullable.rs - nullable::Nullable<T>::data (line 44) ... ok
[INFO] [stdout] test src/nullable.rs - nullable::Nullable<T>::validity (line 25) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.91s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "82495efa5eef18cc8f4ec855f2ab4c910daa4156a6464a3ef2a95d9610ae83b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82495efa5eef18cc8f4ec855f2ab4c910daa4156a6464a3ef2a95d9610ae83b1", kill_on_drop: false }`
[INFO] [stdout] 82495efa5eef18cc8f4ec855f2ab4c910daa4156a6464a3ef2a95d9610ae83b1