[INFO] fetching crate zxc 0.1.1...
[INFO] testing zxc-0.1.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate zxc 0.1.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate zxc 0.1.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zxc 0.1.1
[INFO] finished tweaking crates.io crate zxc 0.1.1
[INFO] tweaked toml for crates.io crate zxc 0.1.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate zxc 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bb6da86fd0075b41cb3d7172d8bdc830be7e8cb43e487d51db91e9a134ceca23
[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" "bb6da86fd0075b41cb3d7172d8bdc830be7e8cb43e487d51db91e9a134ceca23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb6da86fd0075b41cb3d7172d8bdc830be7e8cb43e487d51db91e9a134ceca23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb6da86fd0075b41cb3d7172d8bdc830be7e8cb43e487d51db91e9a134ceca23", kill_on_drop: false }`
[INFO] [stdout] bb6da86fd0075b41cb3d7172d8bdc830be7e8cb43e487d51db91e9a134ceca23
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--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] 053c3e4d3e3f2512e141f03fd99d9a02ff533d87634faa33384cb346b4f30a33
[INFO] running `Command { std: "docker" "start" "-a" "053c3e4d3e3f2512e141f03fd99d9a02ff533d87634faa33384cb346b4f30a33", kill_on_drop: false }`
[INFO] [stderr]    Compiling zxc v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "053c3e4d3e3f2512e141f03fd99d9a02ff533d87634faa33384cb346b4f30a33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "053c3e4d3e3f2512e141f03fd99d9a02ff533d87634faa33384cb346b4f30a33", kill_on_drop: false }`
[INFO] [stdout] 053c3e4d3e3f2512e141f03fd99d9a02ff533d87634faa33384cb346b4f30a33
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] fada068966373052640f404745b1529c4c1e59ed1709f1d4285dde1ebc93ab11
[INFO] running `Command { std: "docker" "start" "-a" "fada068966373052640f404745b1529c4c1e59ed1709f1d4285dde1ebc93ab11", kill_on_drop: false }`
[INFO] [stderr]    Compiling zxc v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "fada068966373052640f404745b1529c4c1e59ed1709f1d4285dde1ebc93ab11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fada068966373052640f404745b1529c4c1e59ed1709f1d4285dde1ebc93ab11", kill_on_drop: false }`
[INFO] [stdout] fada068966373052640f404745b1529c4c1e59ed1709f1d4285dde1ebc93ab11
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] fab01bd48738a6fe2a0eb51dc5aec68495603c0558e2db5299805bed930e7151
[INFO] running `Command { std: "docker" "start" "-a" "fab01bd48738a6fe2a0eb51dc5aec68495603c0558e2db5299805bed930e7151", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_test-aadaa7936a7b7929
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fab01bd48738a6fe2a0eb51dc5aec68495603c0558e2db5299805bed930e7151", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fab01bd48738a6fe2a0eb51dc5aec68495603c0558e2db5299805bed930e7151", kill_on_drop: false }`
[INFO] [stdout] fab01bd48738a6fe2a0eb51dc5aec68495603c0558e2db5299805bed930e7151