[INFO] fetching crate pear 0.2.0...
[INFO] testing pear-0.2.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate pear 0.2.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate pear 0.2.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pear 0.2.0
[INFO] finished tweaking crates.io crate pear 0.2.0
[INFO] tweaked toml for crates.io crate pear 0.2.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "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-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2-diagnostics v0.9.1
[INFO] [stderr]   Downloaded pear_codegen v0.2.0
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d300b5ab110486cef7049ff165b2268b02a90c9c47d3b1cc0914555328d48fe
[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" "9d300b5ab110486cef7049ff165b2268b02a90c9c47d3b1cc0914555328d48fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d300b5ab110486cef7049ff165b2268b02a90c9c47d3b1cc0914555328d48fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d300b5ab110486cef7049ff165b2268b02a90c9c47d3b1cc0914555328d48fe", kill_on_drop: false }`
[INFO] [stdout] 9d300b5ab110486cef7049ff165b2268b02a90c9c47d3b1cc0914555328d48fe
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 761e0ea487f9bf292a1ff0369365217fffaa1e29ffea300c653ec710e30c23ab
[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" "761e0ea487f9bf292a1ff0369365217fffaa1e29ffea300c653ec710e30c23ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.57
[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 v0.2.0
[INFO] [stderr]    Compiling pear v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.25s
[INFO] running `Command { std: "docker" "inspect" "761e0ea487f9bf292a1ff0369365217fffaa1e29ffea300c653ec710e30c23ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "761e0ea487f9bf292a1ff0369365217fffaa1e29ffea300c653ec710e30c23ab", kill_on_drop: false }`
[INFO] [stdout] 761e0ea487f9bf292a1ff0369365217fffaa1e29ffea300c653ec710e30c23ab
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82b61cadc800134b05bc069fba31602d49c828931fa9679de79265db501f6a10
[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" "82b61cadc800134b05bc069fba31602d49c828931fa9679de79265db501f6a10", kill_on_drop: false }`
[INFO] [stderr]    Compiling pear v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.70s
[INFO] running `Command { std: "docker" "inspect" "82b61cadc800134b05bc069fba31602d49c828931fa9679de79265db501f6a10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82b61cadc800134b05bc069fba31602d49c828931fa9679de79265db501f6a10", kill_on_drop: false }`
[INFO] [stdout] 82b61cadc800134b05bc069fba31602d49c828931fa9679de79265db501f6a10
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 086f21533c6ecb5c4ff28eac5c429e450abb8191307ad92ffd6adf70e2180719
[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" "086f21533c6ecb5c4ff28eac5c429e450abb8191307ad92ffd6adf70e2180719", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/pear-e6ac2180c1f031e3
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/contextualize-59740e43113c3665
[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] [stderr]      Running /opt/rustwide/target/debug/deps/custom_expected-a8a5e1352eedc042
[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] [stdout] test test_custom_expect_expected ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/marker-318ee83d8ca5b650
[INFO] [stdout] test test_custom_expect_ok ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/parsers-c4d75bc1b770ec2a
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_resetting_context ... ok
[INFO] [stdout] test test_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] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_cursor ... ok
[INFO] [stdout] test test_while_slice_and ... ok
[INFO] [stdout] test test_while_slice ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/peek-316a56102e1bd2fc
[INFO] [stdout] test test_window_termination ... ok
[INFO] [stdout] test test_while_slice_window ... 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_abcd ... ok
[INFO] [stdout] test test_peeking_fail ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rewind-afb51c74413cb864
[INFO] [stdout] test test_peeking_abc ... 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] [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] [stderr]    Doc-tests pear
[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] [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" "086f21533c6ecb5c4ff28eac5c429e450abb8191307ad92ffd6adf70e2180719", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "086f21533c6ecb5c4ff28eac5c429e450abb8191307ad92ffd6adf70e2180719", kill_on_drop: false }`
[INFO] [stdout] 086f21533c6ecb5c4ff28eac5c429e450abb8191307ad92ffd6adf70e2180719