[INFO] fetching crate mass 0.1.0...
[INFO] testing mass-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate mass 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate mass 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 mass 0.1.0
[INFO] finished tweaking crates.io crate mass 0.1.0
[INFO] tweaked toml for crates.io crate mass 0.1.0 written to /workspace/builds/worker-7/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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 77587f14d7cbd2a486372e997014e2b51462de3d41088c8b5094835d900e9114
[INFO] running `Command { std: "docker" "start" "-a" "77587f14d7cbd2a486372e997014e2b51462de3d41088c8b5094835d900e9114", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77587f14d7cbd2a486372e997014e2b51462de3d41088c8b5094835d900e9114", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77587f14d7cbd2a486372e997014e2b51462de3d41088c8b5094835d900e9114", kill_on_drop: false }`
[INFO] [stdout] 77587f14d7cbd2a486372e997014e2b51462de3d41088c8b5094835d900e9114
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 4cb8dbc88debea3b3c1a9b6c4737db161f7581c216720bb3b41dd96d0ec2fbc1
[INFO] running `Command { std: "docker" "start" "-a" "4cb8dbc88debea3b3c1a9b6c4737db161f7581c216720bb3b41dd96d0ec2fbc1", kill_on_drop: false }`
[INFO] [stderr]    Compiling mass v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "4cb8dbc88debea3b3c1a9b6c4737db161f7581c216720bb3b41dd96d0ec2fbc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cb8dbc88debea3b3c1a9b6c4737db161f7581c216720bb3b41dd96d0ec2fbc1", kill_on_drop: false }`
[INFO] [stdout] 4cb8dbc88debea3b3c1a9b6c4737db161f7581c216720bb3b41dd96d0ec2fbc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 2ab7479e6d53529e34e617a2cccb11cb05e9bfa45e50a9c60259aec42ce1e454
[INFO] running `Command { std: "docker" "start" "-a" "2ab7479e6d53529e34e617a2cccb11cb05e9bfa45e50a9c60259aec42ce1e454", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling mass v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "2ab7479e6d53529e34e617a2cccb11cb05e9bfa45e50a9c60259aec42ce1e454", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ab7479e6d53529e34e617a2cccb11cb05e9bfa45e50a9c60259aec42ce1e454", kill_on_drop: false }`
[INFO] [stdout] 2ab7479e6d53529e34e617a2cccb11cb05e9bfa45e50a9c60259aec42ce1e454
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] ae3c0d2d454d946c93b5b3bbfca2fe677985ca9aa5fb9d5c2ce7bc401e593190
[INFO] running `Command { std: "docker" "start" "-a" "ae3c0d2d454d946c93b5b3bbfca2fe677985ca9aa5fb9d5c2ce7bc401e593190", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mass-7c6af147f6590e18)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mass
[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] [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" "ae3c0d2d454d946c93b5b3bbfca2fe677985ca9aa5fb9d5c2ce7bc401e593190", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae3c0d2d454d946c93b5b3bbfca2fe677985ca9aa5fb9d5c2ce7bc401e593190", kill_on_drop: false }`
[INFO] [stdout] ae3c0d2d454d946c93b5b3bbfca2fe677985ca9aa5fb9d5c2ce7bc401e593190