[INFO] fetching crate mean 0.0.1...
[INFO] testing mean-0.0.1 against 1.60.0 for beta-1.61-1
[INFO] extracting crate mean 0.0.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate mean 0.0.1 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] removed /workspace/builds/worker-1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate mean 0.0.1
[INFO] finished tweaking crates.io crate mean 0.0.1
[INFO] tweaked toml for crates.io crate mean 0.0.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate mean 0.0.1 already has a lockfile, it will not be regenerated
[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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a292ead6cbb005e02debf31bc91b31cfb7c3c2a9cc2efbceb8c7c9e43c0b388d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a292ead6cbb005e02debf31bc91b31cfb7c3c2a9cc2efbceb8c7c9e43c0b388d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a292ead6cbb005e02debf31bc91b31cfb7c3c2a9cc2efbceb8c7c9e43c0b388d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a292ead6cbb005e02debf31bc91b31cfb7c3c2a9cc2efbceb8c7c9e43c0b388d", kill_on_drop: false }`
[INFO] [stdout] a292ead6cbb005e02debf31bc91b31cfb7c3c2a9cc2efbceb8c7c9e43c0b388d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd8a0f412becf4df6ebd791f45a77354532105a7d271bd530c1fffaeb96f9f57
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bd8a0f412becf4df6ebd791f45a77354532105a7d271bd530c1fffaeb96f9f57", kill_on_drop: false }`
[INFO] [stderr]    Compiling mean v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `Command { std: "docker" "inspect" "bd8a0f412becf4df6ebd791f45a77354532105a7d271bd530c1fffaeb96f9f57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd8a0f412becf4df6ebd791f45a77354532105a7d271bd530c1fffaeb96f9f57", kill_on_drop: false }`
[INFO] [stdout] bd8a0f412becf4df6ebd791f45a77354532105a7d271bd530c1fffaeb96f9f57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 141bc96cb8e7ceef9df82b62745ce591ecaf85fa640d251d2faead710f77dc9f
[INFO] running `Command { std: "docker" "start" "-a" "141bc96cb8e7ceef9df82b62745ce591ecaf85fa640d251d2faead710f77dc9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling mean v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "141bc96cb8e7ceef9df82b62745ce591ecaf85fa640d251d2faead710f77dc9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "141bc96cb8e7ceef9df82b62745ce591ecaf85fa640d251d2faead710f77dc9f", kill_on_drop: false }`
[INFO] [stdout] 141bc96cb8e7ceef9df82b62745ce591ecaf85fa640d251d2faead710f77dc9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c6f488a8cde049545df4c61aa982aa93ff6836f8bf4d46ba65b58e5fcbd69718
[INFO] running `Command { std: "docker" "start" "-a" "c6f488a8cde049545df4c61aa982aa93ff6836f8bf4d46ba65b58e5fcbd69718", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mean-8b978f344d9aa127)
[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" "c6f488a8cde049545df4c61aa982aa93ff6836f8bf4d46ba65b58e5fcbd69718", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6f488a8cde049545df4c61aa982aa93ff6836f8bf4d46ba65b58e5fcbd69718", kill_on_drop: false }`
[INFO] [stdout] c6f488a8cde049545df4c61aa982aa93ff6836f8bf4d46ba65b58e5fcbd69718