[INFO] fetching crate safe-regex-macro 0.2.3...
[INFO] testing safe-regex-macro-0.2.3 against 1.55.0 for beta-1.56-1
[INFO] extracting crate safe-regex-macro 0.2.3 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate safe-regex-macro 0.2.3 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate safe-regex-macro 0.2.3
[INFO] finished tweaking crates.io crate safe-regex-macro 0.2.3
[INFO] tweaked toml for crates.io crate safe-regex-macro 0.2.3 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ef5f57efcebbfedaab85eb712fc1fcf59ef79780d603beb24220e8a0be9f783
[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" "3ef5f57efcebbfedaab85eb712fc1fcf59ef79780d603beb24220e8a0be9f783", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ef5f57efcebbfedaab85eb712fc1fcf59ef79780d603beb24220e8a0be9f783", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ef5f57efcebbfedaab85eb712fc1fcf59ef79780d603beb24220e8a0be9f783", kill_on_drop: false }`
[INFO] [stdout] 3ef5f57efcebbfedaab85eb712fc1fcf59ef79780d603beb24220e8a0be9f783
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4874755ab38c85db2dc0ee8b5461c124a305be9b8a3f923218ef9a9925aa0cd
[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" "c4874755ab38c85db2dc0ee8b5461c124a305be9b8a3f923218ef9a9925aa0cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling safe-proc-macro2 v1.0.24
[INFO] [stderr]    Compiling safe-quote v1.0.9
[INFO] [stderr]    Compiling safe-regex-compiler v0.2.4
[INFO] [stderr]    Compiling safe-regex-macro v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.28s
[INFO] running `Command { std: "docker" "inspect" "c4874755ab38c85db2dc0ee8b5461c124a305be9b8a3f923218ef9a9925aa0cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4874755ab38c85db2dc0ee8b5461c124a305be9b8a3f923218ef9a9925aa0cd", kill_on_drop: false }`
[INFO] [stdout] c4874755ab38c85db2dc0ee8b5461c124a305be9b8a3f923218ef9a9925aa0cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b69a99d127fa8ba244a87b28de7221f381aa58adc49b951aaea94d3a5748a01a
[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" "b69a99d127fa8ba244a87b28de7221f381aa58adc49b951aaea94d3a5748a01a", kill_on_drop: false }`
[INFO] [stderr]    Compiling safe-regex-macro v0.2.3
[INFO] [stderr]    Compiling safe-regex v0.2.4
[INFO] [stderr]    Compiling safe-regex-macro v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.78s
[INFO] running `Command { std: "docker" "inspect" "b69a99d127fa8ba244a87b28de7221f381aa58adc49b951aaea94d3a5748a01a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b69a99d127fa8ba244a87b28de7221f381aa58adc49b951aaea94d3a5748a01a", kill_on_drop: false }`
[INFO] [stdout] b69a99d127fa8ba244a87b28de7221f381aa58adc49b951aaea94d3a5748a01a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.55.0" "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] 9bae2aef3954769fca0d3312695fdacc9b790236ecec07b38395dbda9284f26b
[INFO] running `Command { std: "docker" "start" "-a" "9bae2aef3954769fca0d3312695fdacc9b790236ecec07b38395dbda9284f26b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/safe_regex_macro-7abec11c8e09b58b)
[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] [stderr]    Doc-tests safe-regex-macro
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - regex (line 32) ... ok
[INFO] [stdout] test src/lib.rs - regex (line 40) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.61s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9bae2aef3954769fca0d3312695fdacc9b790236ecec07b38395dbda9284f26b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bae2aef3954769fca0d3312695fdacc9b790236ecec07b38395dbda9284f26b", kill_on_drop: false }`
[INFO] [stdout] 9bae2aef3954769fca0d3312695fdacc9b790236ecec07b38395dbda9284f26b