[INFO] fetching crate muz 0.0.0...
[INFO] testing muz-0.0.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate muz 0.0.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate muz 0.0.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate muz 0.0.0
[INFO] finished tweaking crates.io crate muz 0.0.0
[INFO] tweaked toml for crates.io crate muz 0.0.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1896ff18f5c6cfcdc2bfa7b267a2e1d50a9fb66f0944d040975b4aa7772332ed
[INFO] running `Command { std: "docker" "start" "-a" "1896ff18f5c6cfcdc2bfa7b267a2e1d50a9fb66f0944d040975b4aa7772332ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1896ff18f5c6cfcdc2bfa7b267a2e1d50a9fb66f0944d040975b4aa7772332ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1896ff18f5c6cfcdc2bfa7b267a2e1d50a9fb66f0944d040975b4aa7772332ed", kill_on_drop: false }`
[INFO] [stdout] 1896ff18f5c6cfcdc2bfa7b267a2e1d50a9fb66f0944d040975b4aa7772332ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7344ae98d6d830805190349a87a53afa2ae76abd883b321517ef160b0d2c6c40
[INFO] running `Command { std: "docker" "start" "-a" "7344ae98d6d830805190349a87a53afa2ae76abd883b321517ef160b0d2c6c40", kill_on_drop: false }`
[INFO] [stderr]    Compiling muz v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.12s
[INFO] running `Command { std: "docker" "inspect" "7344ae98d6d830805190349a87a53afa2ae76abd883b321517ef160b0d2c6c40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7344ae98d6d830805190349a87a53afa2ae76abd883b321517ef160b0d2c6c40", kill_on_drop: false }`
[INFO] [stdout] 7344ae98d6d830805190349a87a53afa2ae76abd883b321517ef160b0d2c6c40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 84b64b118d3a7514e712b95777e02a7a1edd5f83c35d0e9543a39bbd08111992
[INFO] running `Command { std: "docker" "start" "-a" "84b64b118d3a7514e712b95777e02a7a1edd5f83c35d0e9543a39bbd08111992", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling muz v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "84b64b118d3a7514e712b95777e02a7a1edd5f83c35d0e9543a39bbd08111992", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84b64b118d3a7514e712b95777e02a7a1edd5f83c35d0e9543a39bbd08111992", kill_on_drop: false }`
[INFO] [stdout] 84b64b118d3a7514e712b95777e02a7a1edd5f83c35d0e9543a39bbd08111992
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 05b3062143735aed6388053b4046bd5d0268a7a1d58a0b8a8ebf60adde3e07a8
[INFO] running `Command { std: "docker" "start" "-a" "05b3062143735aed6388053b4046bd5d0268a7a1d58a0b8a8ebf60adde3e07a8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/muz-308eec000dc28f63)
[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 muz
[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" "05b3062143735aed6388053b4046bd5d0268a7a1d58a0b8a8ebf60adde3e07a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05b3062143735aed6388053b4046bd5d0268a7a1d58a0b8a8ebf60adde3e07a8", kill_on_drop: false }`
[INFO] [stdout] 05b3062143735aed6388053b4046bd5d0268a7a1d58a0b8a8ebf60adde3e07a8