[INFO] fetching crate gregex 0.7.2...
[INFO] testing gregex-0.7.2 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate gregex 0.7.2 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate gregex 0.7.2
[INFO] finished tweaking crates.io crate gregex 0.7.2
[INFO] tweaked toml for crates.io crate gregex 0.7.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate gregex 0.7.2 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate gregex 0.7.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gregex-logic v0.1.1
[INFO] [stderr]   Downloaded gregex-macros v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8092e2cf7dd628202e94693b19c775bc5d13b7cb21074353c510119abb9bd851
[INFO] running `Command { std: "docker" "start" "-a" "8092e2cf7dd628202e94693b19c775bc5d13b7cb21074353c510119abb9bd851", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8092e2cf7dd628202e94693b19c775bc5d13b7cb21074353c510119abb9bd851", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8092e2cf7dd628202e94693b19c775bc5d13b7cb21074353c510119abb9bd851", kill_on_drop: false }`
[INFO] [stdout] 8092e2cf7dd628202e94693b19c775bc5d13b7cb21074353c510119abb9bd851
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 0bbd1a38c81ecfd05c23eb3748b5a70d4bbc1f26d9f83785cd7582f6b90e05ec
[INFO] running `Command { std: "docker" "start" "-a" "0bbd1a38c81ecfd05c23eb3748b5a70d4bbc1f26d9f83785cd7582f6b90e05ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling gregex-logic v0.1.1
[INFO] [stderr]    Compiling gregex-macros v0.1.1
[INFO] [stderr]    Compiling gregex v0.7.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.52s
[INFO] running `Command { std: "docker" "inspect" "0bbd1a38c81ecfd05c23eb3748b5a70d4bbc1f26d9f83785cd7582f6b90e05ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bbd1a38c81ecfd05c23eb3748b5a70d4bbc1f26d9f83785cd7582f6b90e05ec", kill_on_drop: false }`
[INFO] [stdout] 0bbd1a38c81ecfd05c23eb3748b5a70d4bbc1f26d9f83785cd7582f6b90e05ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 9795953721e1ace22e2b04b5c08264ffa898a557a7a347ea0d241af459176376
[INFO] running `Command { std: "docker" "start" "-a" "9795953721e1ace22e2b04b5c08264ffa898a557a7a347ea0d241af459176376", kill_on_drop: false }`
[INFO] [stderr]    Compiling gregex v0.7.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "9795953721e1ace22e2b04b5c08264ffa898a557a7a347ea0d241af459176376", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9795953721e1ace22e2b04b5c08264ffa898a557a7a347ea0d241af459176376", kill_on_drop: false }`
[INFO] [stdout] 9795953721e1ace22e2b04b5c08264ffa898a557a7a347ea0d241af459176376
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 9a746fb7b7ec1c74b637fe89988b88b3c9aa2b18d782d73ba289b5645298f1eb
[INFO] running `Command { std: "docker" "start" "-a" "9a746fb7b7ec1c74b637fe89988b88b3c9aa2b18d782d73ba289b5645298f1eb", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/gregex-0c1f8375fce3b1bc)
[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] running `Command { std: "docker" "inspect" "9a746fb7b7ec1c74b637fe89988b88b3c9aa2b18d782d73ba289b5645298f1eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a746fb7b7ec1c74b637fe89988b88b3c9aa2b18d782d73ba289b5645298f1eb", kill_on_drop: false }`
[INFO] [stdout] 9a746fb7b7ec1c74b637fe89988b88b3c9aa2b18d782d73ba289b5645298f1eb