[INFO] fetching crate pear 0.2.3...
[INFO] testing pear-0.2.3 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate pear 0.2.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate pear 0.2.3 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pear 0.2.3
[INFO] finished tweaking crates.io crate pear 0.2.3
[INFO] tweaked toml for crates.io crate pear 0.2.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pear_codegen v0.2.3
[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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", 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] 8a38d3a5b279986258bd2b6667ec1d2f3010a322827100d4fabea77713aa58d4
[INFO] running `Command { std: "docker" "start" "-a" "8a38d3a5b279986258bd2b6667ec1d2f3010a322827100d4fabea77713aa58d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a38d3a5b279986258bd2b6667ec1d2f3010a322827100d4fabea77713aa58d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a38d3a5b279986258bd2b6667ec1d2f3010a322827100d4fabea77713aa58d4", kill_on_drop: false }`
[INFO] [stdout] 8a38d3a5b279986258bd2b6667ec1d2f3010a322827100d4fabea77713aa58d4
[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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b0fa0c29818b664f7c4061b1ef86cfe04dfbdaf7e1e3dfea1888d40bc5a39722
[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" "b0fa0c29818b664f7c4061b1ef86cfe04dfbdaf7e1e3dfea1888d40bc5a39722", kill_on_drop: false }`
[INFO] [stderr]    Compiling yansi v0.5.0
[INFO] [stderr]    Compiling inlinable_string v0.1.14
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.9.1
[INFO] [stderr]    Compiling pear_codegen v0.2.3
[INFO] [stderr]    Compiling pear v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.74s
[INFO] running `Command { std: "docker" "inspect" "b0fa0c29818b664f7c4061b1ef86cfe04dfbdaf7e1e3dfea1888d40bc5a39722", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0fa0c29818b664f7c4061b1ef86cfe04dfbdaf7e1e3dfea1888d40bc5a39722", kill_on_drop: false }`
[INFO] [stdout] b0fa0c29818b664f7c4061b1ef86cfe04dfbdaf7e1e3dfea1888d40bc5a39722
[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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8968c703980a72ca0764690c62950f896f0fe8eafd7ed8c7dc13d2e552616de9
[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" "8968c703980a72ca0764690c62950f896f0fe8eafd7ed8c7dc13d2e552616de9", kill_on_drop: false }`
[INFO] [stderr]    Compiling pear v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.76s
[INFO] running `Command { std: "docker" "inspect" "8968c703980a72ca0764690c62950f896f0fe8eafd7ed8c7dc13d2e552616de9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8968c703980a72ca0764690c62950f896f0fe8eafd7ed8c7dc13d2e552616de9", kill_on_drop: false }`
[INFO] [stdout] 8968c703980a72ca0764690c62950f896f0fe8eafd7ed8c7dc13d2e552616de9
[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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] af4c3e8aaf63f6273036cb9535afbe6c1080f43013bb69dd2afafb282cfc0f1b
[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" "af4c3e8aaf63f6273036cb9535afbe6c1080f43013bb69dd2afafb282cfc0f1b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pear-2a024d60144e67e5)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/contextualize.rs (/opt/rustwide/target/debug/deps/contextualize-9bf389cafdc6400a)
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running tests/custom_expected.rs (/opt/rustwide/target/debug/deps/custom_expected-a925eee4d47d1d08)
[INFO] [stdout] test expected::tests::test_into_owned ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test text_contextualize ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_custom_expect_other ... ok
[INFO] [stderr]      Running tests/marker.rs (/opt/rustwide/target/debug/deps/marker-cd31f1a3ee706fc8)
[INFO] [stdout] test test_custom_expect_ok ... ok
[INFO] [stdout] test test_custom_expect_expected ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_context ... ok
[INFO] [stdout] test test_resetting_context ... ok
[INFO] [stdout] test test_resetting_marker ... ok
[INFO] [stdout] test test_simple_marker ... ok
[INFO] [stdout] test test_updating_marker ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/parsers.rs (/opt/rustwide/target/debug/deps/parsers-833b10bf07116dcc)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_while_slice ... ok
[INFO] [stdout] test test_while_slice_and ... ok
[INFO] [stdout] test test_while_slice_window ... ok
[INFO] [stdout] test test_window_termination ... ok
[INFO] [stderr]      Running tests/peek.rs (/opt/rustwide/target/debug/deps/peek-9754d3cb5de6d57b)
[INFO] [stdout] test test_cursor ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_peeking_ab ... ok
[INFO] [stdout] test test_peeking_fail ... ok
[INFO] [stdout] test test_peeking_abc ... ok
[INFO] [stdout] test test_peeking_abcd ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/rewind.rs (/opt/rustwide/target/debug/deps/rewind-c7a107925eb568d1)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_rewinding_abc ... ok
[INFO] [stdout] test test_rewinding_abcd ... ok
[INFO] [stdout] test test_rewinding_fail ... ok
[INFO] [stdout] test test_rewinding_ab ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pear
[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" "af4c3e8aaf63f6273036cb9535afbe6c1080f43013bb69dd2afafb282cfc0f1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af4c3e8aaf63f6273036cb9535afbe6c1080f43013bb69dd2afafb282cfc0f1b", kill_on_drop: false }`
[INFO] [stdout] af4c3e8aaf63f6273036cb9535afbe6c1080f43013bb69dd2afafb282cfc0f1b