[INFO] fetching crate regex-mumu 0.1.6...
[INFO] building regex-mumu-0.1.6 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate regex-mumu 0.1.6 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate regex-mumu 0.1.6
[INFO] finished tweaking crates.io crate regex-mumu 0.1.6
[INFO] tweaked toml for crates.io crate regex-mumu 0.1.6 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate regex-mumu 0.1.6 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate regex-mumu 0.1.6 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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 ureq v2.12.1
[INFO] [stderr]   Downloaded core-mumu v0.8.1-rc.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a1443fee05c87f8489e2bfdf8d5f25c124ee0ecc8ced38198a0e05abfbe1e1d0
[INFO] running `Command { std: "docker" "start" "-a" "a1443fee05c87f8489e2bfdf8d5f25c124ee0ecc8ced38198a0e05abfbe1e1d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1443fee05c87f8489e2bfdf8d5f25c124ee0ecc8ced38198a0e05abfbe1e1d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1443fee05c87f8489e2bfdf8d5f25c124ee0ecc8ced38198a0e05abfbe1e1d0", kill_on_drop: false }`
[INFO] [stdout] a1443fee05c87f8489e2bfdf8d5f25c124ee0ecc8ced38198a0e05abfbe1e1d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0ec7bc84babbe9e833c71669e82b8bb94bfd021b9c3a0e3a27b19832e3f6154
[INFO] running `Command { std: "docker" "start" "-a" "e0ec7bc84babbe9e833c71669e82b8bb94bfd021b9c3a0e3a27b19832e3f6154", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.173
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling regex-mumu v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr] warning: regex-mumu@0.1.6: Did not find plugin to copy: "/opt/rustwide/target/debug/libmumuregex.so"
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling signal-hook-mio v0.2.4
[INFO] [stderr]    Compiling crossterm v0.27.0
[INFO] [stderr]    Compiling core-mumu v0.8.1-rc.2
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.22s
[INFO] running `Command { std: "docker" "inspect" "e0ec7bc84babbe9e833c71669e82b8bb94bfd021b9c3a0e3a27b19832e3f6154", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0ec7bc84babbe9e833c71669e82b8bb94bfd021b9c3a0e3a27b19832e3f6154", kill_on_drop: false }`
[INFO] [stdout] e0ec7bc84babbe9e833c71669e82b8bb94bfd021b9c3a0e3a27b19832e3f6154
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c8a8844ae0b47ec49a97626e8ef3af8b735de8b9c640bd916b2d1c787a44d02
[INFO] running `Command { std: "docker" "start" "-a" "4c8a8844ae0b47ec49a97626e8ef3af8b735de8b9c640bd916b2d1c787a44d02", kill_on_drop: false }`
[INFO] [stderr] warning: regex-mumu@0.1.6: Did not find plugin to copy: "/opt/rustwide/target/debug/libmumuregex.so"
[INFO] [stderr]    Compiling regex-mumu v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "4c8a8844ae0b47ec49a97626e8ef3af8b735de8b9c640bd916b2d1c787a44d02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c8a8844ae0b47ec49a97626e8ef3af8b735de8b9c640bd916b2d1c787a44d02", kill_on_drop: false }`
[INFO] [stdout] 4c8a8844ae0b47ec49a97626e8ef3af8b735de8b9c640bd916b2d1c787a44d02