[INFO] fetching crate grep-matcher 0.1.5...
[INFO] testing grep-matcher-0.1.5 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate grep-matcher 0.1.5 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate grep-matcher 0.1.5 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 grep-matcher 0.1.5
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate grep-matcher 0.1.5
[INFO] tweaked toml for crates.io crate grep-matcher 0.1.5 written to /workspace/builds/worker-6/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] d21c772b6e5e48de95d5248d1ade162a421f215f8f1769076a2d60781c8aecf1
[INFO] running `Command { std: "docker" "start" "-a" "d21c772b6e5e48de95d5248d1ade162a421f215f8f1769076a2d60781c8aecf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d21c772b6e5e48de95d5248d1ade162a421f215f8f1769076a2d60781c8aecf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d21c772b6e5e48de95d5248d1ade162a421f215f8f1769076a2d60781c8aecf1", kill_on_drop: false }`
[INFO] [stdout] d21c772b6e5e48de95d5248d1ade162a421f215f8f1769076a2d60781c8aecf1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] c9c16ee15f7607ebfa36e6702266aa1032ce8e34700e3f2ceda7d16b3be08179
[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" "c9c16ee15f7607ebfa36e6702266aa1032ce8e34700e3f2ceda7d16b3be08179", kill_on_drop: false }`
[INFO] [stderr]    Compiling grep-matcher v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "c9c16ee15f7607ebfa36e6702266aa1032ce8e34700e3f2ceda7d16b3be08179", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9c16ee15f7607ebfa36e6702266aa1032ce8e34700e3f2ceda7d16b3be08179", kill_on_drop: false }`
[INFO] [stdout] c9c16ee15f7607ebfa36e6702266aa1032ce8e34700e3f2ceda7d16b3be08179
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] dd1496109ba0573e5a51421d2f8b2c0d0bf007309adc50e0f2d0947c57a9227e
[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" "dd1496109ba0573e5a51421d2f8b2c0d0bf007309adc50e0f2d0947c57a9227e", kill_on_drop: false }`
[INFO] [stderr]    Compiling grep-matcher v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `Command { std: "docker" "inspect" "dd1496109ba0573e5a51421d2f8b2c0d0bf007309adc50e0f2d0947c57a9227e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd1496109ba0573e5a51421d2f8b2c0d0bf007309adc50e0f2d0947c57a9227e", kill_on_drop: false }`
[INFO] [stdout] dd1496109ba0573e5a51421d2f8b2c0d0bf007309adc50e0f2d0947c57a9227e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 56be426efacf44ffd6303ef21cec8c873549c16c02b95e781199b8a3956ca2af
[INFO] running `Command { std: "docker" "start" "-a" "56be426efacf44ffd6303ef21cec8c873549c16c02b95e781199b8a3956ca2af", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/grep_matcher-fb101c27a79fa9d0)
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test interpolate::tests::find_cap_ref1 ... ok
[INFO] [stdout] test interpolate::tests::find_cap_ref12 ... ok
[INFO] [stdout] test interpolate::tests::find_cap_ref10 ... ok
[INFO] [stdout] test interpolate::tests::find_cap_ref13 ... ok
[INFO] [stdout] test interpolate::tests::find_cap_ref11 ... 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_ref5 ... ok
[INFO] [stdout] test interpolate::tests::find_cap_ref4 ... ok
[INFO] [stdout] test interpolate::tests::find_cap_ref7 ... ok
[INFO] [stdout] test interpolate::tests::find_cap_ref9 ... ok
[INFO] [stdout] test interpolate::tests::find_cap_ref6 ... ok
[INFO] [stdout] test interpolate::tests::find_cap_ref8 ... ok
[INFO] [stdout] test interpolate::tests::interp10 ... ok
[INFO] [stdout] test interpolate::tests::interp11 ... ok
[INFO] [stdout] test interpolate::tests::interp1 ... ok
[INFO] [stdout] test interpolate::tests::interp13 ... ok
[INFO] [stdout] test interpolate::tests::interp12 ... ok
[INFO] [stdout] test interpolate::tests::interp14 ... ok
[INFO] [stdout] test interpolate::tests::interp3 ... ok
[INFO] [stdout] test interpolate::tests::interp2 ... ok
[INFO] [stdout] test interpolate::tests::interp5 ... ok
[INFO] [stdout] test interpolate::tests::interp6 ... ok
[INFO] [stdout] test interpolate::tests::interp7 ... ok
[INFO] [stdout] test interpolate::tests::interp4 ... ok
[INFO] [stdout] test interpolate::tests::interp9 ... ok
[INFO] [stdout] test interpolate::tests::interp8 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/integration-1aef658cc4899cca)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test test_matcher::no_captures ... ok
[INFO] [stdout] test test_matcher::shortest_match ... ok
[INFO] [stdout] test test_matcher::captures ... ok
[INFO] [stdout] test test_matcher::captures_iter ... ok
[INFO] [stdout] test test_matcher::find ... ok
[INFO] [stdout] test test_matcher::find_iter ... ok
[INFO] [stdout] test test_matcher::replace ... ok
[INFO] [stdout] test test_matcher::replace_with_captures ... ok
[INFO] [stdout] test test_matcher::try_captures_iter ... ok
[INFO] [stderr]    Doc-tests grep-matcher
[INFO] [stdout] test test_matcher::try_find_iter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - Match (line 68) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.35s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "56be426efacf44ffd6303ef21cec8c873549c16c02b95e781199b8a3956ca2af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56be426efacf44ffd6303ef21cec8c873549c16c02b95e781199b8a3956ca2af", kill_on_drop: false }`
[INFO] [stdout] 56be426efacf44ffd6303ef21cec8c873549c16c02b95e781199b8a3956ca2af