[INFO] fetching crate grep-matcher 0.1.4...
[INFO] testing grep-matcher-0.1.4 against 1.49.0 for beta-1.50-1
[INFO] extracting crate grep-matcher 0.1.4 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate grep-matcher 0.1.4 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 grep-matcher 0.1.4
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate grep-matcher 0.1.4
[INFO] tweaked toml for crates.io crate grep-matcher 0.1.4 written to /workspace/builds/worker-5/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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 3679240321b51da5fc26d203274bdd41cf712c848ed7e6878e7d2e9adcbf8932
[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" "3679240321b51da5fc26d203274bdd41cf712c848ed7e6878e7d2e9adcbf8932", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3679240321b51da5fc26d203274bdd41cf712c848ed7e6878e7d2e9adcbf8932", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3679240321b51da5fc26d203274bdd41cf712c848ed7e6878e7d2e9adcbf8932", kill_on_drop: false }`
[INFO] [stdout] 3679240321b51da5fc26d203274bdd41cf712c848ed7e6878e7d2e9adcbf8932
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 596814796ef4181c457634b207cfb54ef5e76f703a24de00a12e8553cc5e6d58
[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" "596814796ef4181c457634b207cfb54ef5e76f703a24de00a12e8553cc5e6d58", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling grep-matcher v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "596814796ef4181c457634b207cfb54ef5e76f703a24de00a12e8553cc5e6d58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "596814796ef4181c457634b207cfb54ef5e76f703a24de00a12e8553cc5e6d58", kill_on_drop: false }`
[INFO] [stdout] 596814796ef4181c457634b207cfb54ef5e76f703a24de00a12e8553cc5e6d58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 00dfab83e50b705295cec44f1c3512106ccf0a3d441333df7c362a7bd0705574
[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" "00dfab83e50b705295cec44f1c3512106ccf0a3d441333df7c362a7bd0705574", kill_on_drop: false }`
[INFO] [stderr]    Compiling grep-matcher v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.94s
[INFO] running `Command { std: "docker" "inspect" "00dfab83e50b705295cec44f1c3512106ccf0a3d441333df7c362a7bd0705574", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00dfab83e50b705295cec44f1c3512106ccf0a3d441333df7c362a7bd0705574", kill_on_drop: false }`
[INFO] [stdout] 00dfab83e50b705295cec44f1c3512106ccf0a3d441333df7c362a7bd0705574
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 905754bf92350a80f0951d0f8c1305e8bedfe941cbd6dfd7358f1acb703c1a7f
[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" "905754bf92350a80f0951d0f8c1305e8bedfe941cbd6dfd7358f1acb703c1a7f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/grep_matcher-d86c1e1783cf9a1a
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test interpolate::tests::find_cap_ref1 ... ok
[INFO] [stdout] test interpolate::tests::find_cap_ref10 ... ok
[INFO] [stdout] test interpolate::tests::find_cap_ref11 ... ok
[INFO] [stdout] test interpolate::tests::find_cap_ref12 ... ok
[INFO] [stdout] test interpolate::tests::find_cap_ref13 ... ok
[INFO] [stdout] test interpolate::tests::find_cap_ref2 ... ok
[INFO] [stdout] test interpolate::tests::find_cap_ref3 ... ok
[INFO] [stdout] test interpolate::tests::find_cap_ref4 ... ok
[INFO] [stdout] test interpolate::tests::find_cap_ref5 ... ok
[INFO] [stdout] test interpolate::tests::find_cap_ref6 ... ok
[INFO] [stdout] test interpolate::tests::find_cap_ref7 ... ok
[INFO] [stdout] test interpolate::tests::find_cap_ref8 ... ok
[INFO] [stdout] test interpolate::tests::interp1 ... ok
[INFO] [stdout] test interpolate::tests::interp11 ... ok
[INFO] [stdout] test interpolate::tests::interp12 ... ok
[INFO] [stdout] test interpolate::tests::interp13 ... ok
[INFO] [stdout] test interpolate::tests::interp14 ... ok
[INFO] [stdout] test interpolate::tests::interp2 ... ok
[INFO] [stdout] test interpolate::tests::find_cap_ref9 ... ok
[INFO] [stdout] test interpolate::tests::interp3 ... ok
[INFO] [stdout] test interpolate::tests::interp5 ... ok
[INFO] [stdout] test interpolate::tests::interp7 ... ok
[INFO] [stdout] test interpolate::tests::interp8 ... ok
[INFO] [stdout] test interpolate::tests::interp9 ... ok
[INFO] [stdout] test interpolate::tests::interp4 ... ok
[INFO] [stdout] test interpolate::tests::interp6 ... ok
[INFO] [stdout] test interpolate::tests::interp10 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/integration-aed846b1465c931c
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test test_matcher::shortest_match ... ok
[INFO] [stdout] test test_matcher::no_captures ... ok
[INFO] [stdout] test test_matcher::captures_iter ... ok
[INFO] [stdout] test test_matcher::find ... ok
[INFO] [stdout] test test_matcher::replace ... ok
[INFO] [stdout] test test_matcher::captures ... ok
[INFO] [stdout] test test_matcher::replace_with_captures ... ok
[INFO] [stdout] test test_matcher::try_find_iter ... ok
[INFO] [stdout] test test_matcher::find_iter ... ok
[INFO] [stdout] test test_matcher::try_captures_iter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests grep-matcher
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - Match (line 70) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "905754bf92350a80f0951d0f8c1305e8bedfe941cbd6dfd7358f1acb703c1a7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "905754bf92350a80f0951d0f8c1305e8bedfe941cbd6dfd7358f1acb703c1a7f", kill_on_drop: false }`
[INFO] [stdout] 905754bf92350a80f0951d0f8c1305e8bedfe941cbd6dfd7358f1acb703c1a7f