[INFO] fetching crate ezregexp 0.0.1...
[INFO] testing ezregexp-0.0.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate ezregexp 0.0.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate ezregexp 0.0.1 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 ezregexp 0.0.1
[INFO] finished tweaking crates.io crate ezregexp 0.0.1
[INFO] tweaked toml for crates.io crate ezregexp 0.0.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate ezregexp 0.0.1 already has a lockfile, it will not be regenerated
[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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 271f9b33b46ea56b0bdbebef1a389ff42c08f3a42eae792865d09fb1b5374766
[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" "271f9b33b46ea56b0bdbebef1a389ff42c08f3a42eae792865d09fb1b5374766", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "271f9b33b46ea56b0bdbebef1a389ff42c08f3a42eae792865d09fb1b5374766", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "271f9b33b46ea56b0bdbebef1a389ff42c08f3a42eae792865d09fb1b5374766", kill_on_drop: false }`
[INFO] [stdout] 271f9b33b46ea56b0bdbebef1a389ff42c08f3a42eae792865d09fb1b5374766
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 2120a09f4d6a8cc2d21af69cf8e3e885387f4511d01a7d4ac6a46931c13fb552
[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" "2120a09f4d6a8cc2d21af69cf8e3e885387f4511d01a7d4ac6a46931c13fb552", kill_on_drop: false }`
[INFO] [stderr]    Compiling ezregexp v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `Command { std: "docker" "inspect" "2120a09f4d6a8cc2d21af69cf8e3e885387f4511d01a7d4ac6a46931c13fb552", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2120a09f4d6a8cc2d21af69cf8e3e885387f4511d01a7d4ac6a46931c13fb552", kill_on_drop: false }`
[INFO] [stdout] 2120a09f4d6a8cc2d21af69cf8e3e885387f4511d01a7d4ac6a46931c13fb552
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c9c71c52ec5aeb24c9b97be30aee93edede3d9be1f4c161ebc02575eb941d909
[INFO] running `Command { std: "docker" "start" "-a" "c9c71c52ec5aeb24c9b97be30aee93edede3d9be1f4c161ebc02575eb941d909", kill_on_drop: false }`
[INFO] [stderr]    Compiling ezregexp v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.36s
[INFO] running `Command { std: "docker" "inspect" "c9c71c52ec5aeb24c9b97be30aee93edede3d9be1f4c161ebc02575eb941d909", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9c71c52ec5aeb24c9b97be30aee93edede3d9be1f4c161ebc02575eb941d909", kill_on_drop: false }`
[INFO] [stdout] c9c71c52ec5aeb24c9b97be30aee93edede3d9be1f4c161ebc02575eb941d909
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] f8af6475f443a9705338828732613499acbb43faf8c512396484fc66026bf558
[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" "f8af6475f443a9705338828732613499acbb43faf8c512396484fc66026bf558", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ezregexp-e088cdd4d47a6952
[INFO] [stdout] running 3 tests
[INFO] [stdout] test builder::tests::test_basic_build ... ok
[INFO] [stderr]    Doc-tests ezregexp
[INFO] [stdout] test builder::tests::test_basic_tocode ... ok
[INFO] [stdout] test parser::tests::test_basic_explain ... 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 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" "f8af6475f443a9705338828732613499acbb43faf8c512396484fc66026bf558", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8af6475f443a9705338828732613499acbb43faf8c512396484fc66026bf558", kill_on_drop: false }`
[INFO] [stdout] f8af6475f443a9705338828732613499acbb43faf8c512396484fc66026bf558