[INFO] fetching crate regex-cache 0.2.0...
[INFO] testing regex-cache-0.2.0 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate regex-cache 0.2.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate regex-cache 0.2.0 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate regex-cache 0.2.0
[INFO] finished tweaking crates.io crate regex-cache 0.2.0
[INFO] tweaked toml for crates.io crate regex-cache 0.2.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6214f3caa125a942f2331b62b3b76205aa40e8007cf6461f1c7181e63df8f8fb
[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" "6214f3caa125a942f2331b62b3b76205aa40e8007cf6461f1c7181e63df8f8fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6214f3caa125a942f2331b62b3b76205aa40e8007cf6461f1c7181e63df8f8fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6214f3caa125a942f2331b62b3b76205aa40e8007cf6461f1c7181e63df8f8fb", kill_on_drop: false }`
[INFO] [stdout] 6214f3caa125a942f2331b62b3b76205aa40e8007cf6461f1c7181e63df8f8fb
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", 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] 1d547b77902ab5e799cd994e6b6861b3788f4388fc8e2b14cc48e19ad1578992
[INFO] running `Command { std: "docker" "start" "-a" "1d547b77902ab5e799cd994e6b6861b3788f4388fc8e2b14cc48e19ad1578992", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling linked-hash-map v0.5.3
[INFO] [stderr]    Compiling oncemutex v0.1.1
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling lru-cache v0.1.2
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling regex-cache v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.09s
[INFO] running `Command { std: "docker" "inspect" "1d547b77902ab5e799cd994e6b6861b3788f4388fc8e2b14cc48e19ad1578992", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d547b77902ab5e799cd994e6b6861b3788f4388fc8e2b14cc48e19ad1578992", kill_on_drop: false }`
[INFO] [stdout] 1d547b77902ab5e799cd994e6b6861b3788f4388fc8e2b14cc48e19ad1578992
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", 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] b3c5d837fa4105acd4629e479d9e3cabc373fe358f56eeff7dbe236088e24673
[INFO] running `Command { std: "docker" "start" "-a" "b3c5d837fa4105acd4629e479d9e3cabc373fe358f56eeff7dbe236088e24673", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-cache v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `Command { std: "docker" "inspect" "b3c5d837fa4105acd4629e479d9e3cabc373fe358f56eeff7dbe236088e24673", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3c5d837fa4105acd4629e479d9e3cabc373fe358f56eeff7dbe236088e24673", kill_on_drop: false }`
[INFO] [stdout] b3c5d837fa4105acd4629e479d9e3cabc373fe358f56eeff7dbe236088e24673
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6dfc1d45fb9e3a5944ab6f4d7833acd331e1cf6b62372c926afa4678ebc0864a
[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" "6dfc1d45fb9e3a5944ab6f4d7833acd331e1cf6b62372c926afa4678ebc0864a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/regex_cache-0241de15e0df3daa
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test cache::test::cached_regex ... ok
[INFO] [stdout] test lazy::test::new ... ok
[INFO] [stdout] test lazy::test::build ... ok
[INFO] [stdout] test cache::test::respects_limit ... ok
[INFO] [stdout] test lazy::test::same ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests regex-cache
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/cache.rs - cache::RegexCache::compile (line 73) ... ok
[INFO] [stdout] test src/lazy.rs - lazy::LazyRegex (line 41) ... ok
[INFO] [stdout] test src/cache.rs - cache::RegexCache::save (line 47) ... ok
[INFO] [stdout] test src/cache.rs - cache::RegexCache::configure (line 92) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6dfc1d45fb9e3a5944ab6f4d7833acd331e1cf6b62372c926afa4678ebc0864a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dfc1d45fb9e3a5944ab6f4d7833acd331e1cf6b62372c926afa4678ebc0864a", kill_on_drop: false }`
[INFO] [stdout] 6dfc1d45fb9e3a5944ab6f4d7833acd331e1cf6b62372c926afa4678ebc0864a