[INFO] fetching crate pear 0.2.0...
[INFO] testing pear-0.2.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate pear 0.2.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate pear 0.2.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9caada56187b56190f4b51ae0a4bb494ff595ff78cb92b3e02336505ea61fb74
[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" "9caada56187b56190f4b51ae0a4bb494ff595ff78cb92b3e02336505ea61fb74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9caada56187b56190f4b51ae0a4bb494ff595ff78cb92b3e02336505ea61fb74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9caada56187b56190f4b51ae0a4bb494ff595ff78cb92b3e02336505ea61fb74", kill_on_drop: false }`
[INFO] [stdout] 9caada56187b56190f4b51ae0a4bb494ff595ff78cb92b3e02336505ea61fb74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d2def362c29906d577e97ec466ba2cbad59cffd78b3c95b727c8091c8682ff6
[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" "5d2def362c29906d577e97ec466ba2cbad59cffd78b3c95b727c8091c8682ff6", 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 24.83s
[INFO] running `Command { std: "docker" "inspect" "5d2def362c29906d577e97ec466ba2cbad59cffd78b3c95b727c8091c8682ff6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d2def362c29906d577e97ec466ba2cbad59cffd78b3c95b727c8091c8682ff6", kill_on_drop: false }`
[INFO] [stdout] 5d2def362c29906d577e97ec466ba2cbad59cffd78b3c95b727c8091c8682ff6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa0fb9ffc4f428c790137e9579c4a8422c37a91b5a32e1e334ef63e10ddf71cf
[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" "aa0fb9ffc4f428c790137e9579c4a8422c37a91b5a32e1e334ef63e10ddf71cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling pear v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.88s
[INFO] running `Command { std: "docker" "inspect" "aa0fb9ffc4f428c790137e9579c4a8422c37a91b5a32e1e334ef63e10ddf71cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa0fb9ffc4f428c790137e9579c4a8422c37a91b5a32e1e334ef63e10ddf71cf", kill_on_drop: false }`
[INFO] [stdout] aa0fb9ffc4f428c790137e9579c4a8422c37a91b5a32e1e334ef63e10ddf71cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5e7fb9acbdfcc43079ba9ec340b9280a59a79f9899ad64206444e3e834aa6ec3
[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" "5e7fb9acbdfcc43079ba9ec340b9280a59a79f9899ad64206444e3e834aa6ec3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/pear-08210d19e2592c72
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/contextualize-f377f7dc108bdcfd
[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
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/custom_expected-e50dc54c5f1d305e
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/marker-191fa97dbbc39824
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_custom_expect_expected ... ok
[INFO] [stdout] test test_custom_expect_ok ... ok
[INFO] [stdout] test test_custom_expect_other ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_context ... ok
[INFO] [stdout] test test_simple_marker ... ok
[INFO] [stdout] test test_updating_marker ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/parsers-5f99db24c5b32e68
[INFO] [stdout] test test_resetting_context ... ok
[INFO] [stdout] test test_resetting_marker ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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 /opt/rustwide/target/debug/deps/peek-b1ebf46fefa847ea
[INFO] [stdout] test test_cursor ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_peeking_fail ... ok
[INFO] [stdout] test test_peeking_ab ... ok
[INFO] [stdout] test test_peeking_abcd ... ok
[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
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_rewinding_abcd ... ok
[INFO] [stdout] test test_rewinding_fail ... ok
[INFO] [stdout] test test_rewinding_ab ... ok
[INFO] [stdout] test test_rewinding_abc ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rewind-0b8f666e186e8ade
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5e7fb9acbdfcc43079ba9ec340b9280a59a79f9899ad64206444e3e834aa6ec3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e7fb9acbdfcc43079ba9ec340b9280a59a79f9899ad64206444e3e834aa6ec3", kill_on_drop: false }`
[INFO] [stdout] 5e7fb9acbdfcc43079ba9ec340b9280a59a79f9899ad64206444e3e834aa6ec3