[INFO] fetching crate lib-for-cooper 0.1.0...
[INFO] testing lib-for-cooper-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate lib-for-cooper 0.1.0 into /workspace/builds/worker-50/source
[INFO] validating manifest of crates.io crate lib-for-cooper 0.1.0 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 lib-for-cooper 0.1.0
[INFO] finished tweaking crates.io crate lib-for-cooper 0.1.0
[INFO] tweaked toml for crates.io crate lib-for-cooper 0.1.0 written to /workspace/builds/worker-50/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] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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] 6e117d83cf913f38cfc155b6b53223d221c53835a32532ffdb289fbf33bf044a
[INFO] running `Command { std: "docker" "start" "-a" "6e117d83cf913f38cfc155b6b53223d221c53835a32532ffdb289fbf33bf044a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e117d83cf913f38cfc155b6b53223d221c53835a32532ffdb289fbf33bf044a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e117d83cf913f38cfc155b6b53223d221c53835a32532ffdb289fbf33bf044a", kill_on_drop: false }`
[INFO] [stdout] 6e117d83cf913f38cfc155b6b53223d221c53835a32532ffdb289fbf33bf044a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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] f552ad9368b738b329ecb752309cf06514b3267b87deda869140fae33be8f96d
[INFO] running `Command { std: "docker" "start" "-a" "f552ad9368b738b329ecb752309cf06514b3267b87deda869140fae33be8f96d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling lib-for-cooper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.71s
[INFO] running `Command { std: "docker" "inspect" "f552ad9368b738b329ecb752309cf06514b3267b87deda869140fae33be8f96d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f552ad9368b738b329ecb752309cf06514b3267b87deda869140fae33be8f96d", kill_on_drop: false }`
[INFO] [stdout] f552ad9368b738b329ecb752309cf06514b3267b87deda869140fae33be8f96d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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] febe0d8877a87b380e72f2be872c11970072fa22bd24314e7ea407a2d1d0e6d8
[INFO] running `Command { std: "docker" "start" "-a" "febe0d8877a87b380e72f2be872c11970072fa22bd24314e7ea407a2d1d0e6d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling lib-for-cooper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "febe0d8877a87b380e72f2be872c11970072fa22bd24314e7ea407a2d1d0e6d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "febe0d8877a87b380e72f2be872c11970072fa22bd24314e7ea407a2d1d0e6d8", kill_on_drop: false }`
[INFO] [stdout] febe0d8877a87b380e72f2be872c11970072fa22bd24314e7ea407a2d1d0e6d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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] 03182a3e10c3a0144a3a6504920be05b54509f4f90ffad9d416c57a9c3c2a2d9
[INFO] running `Command { std: "docker" "start" "-a" "03182a3e10c3a0144a3a6504920be05b54509f4f90ffad9d416c57a9c3c2a2d9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.27s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lib_for_cooper-b9d49d8edbc08fba)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lib-for-cooper
[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" "03182a3e10c3a0144a3a6504920be05b54509f4f90ffad9d416c57a9c3c2a2d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03182a3e10c3a0144a3a6504920be05b54509f4f90ffad9d416c57a9c3c2a2d9", kill_on_drop: false }`
[INFO] [stdout] 03182a3e10c3a0144a3a6504920be05b54509f4f90ffad9d416c57a9c3c2a2d9