[INFO] fetching crate foco 0.1.4...
[INFO] testing foco-0.1.4 against 1.49.0 for beta-1.50-1
[INFO] extracting crate foco 0.1.4 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate foco 0.1.4 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 foco 0.1.4
[INFO] finished tweaking crates.io crate foco 0.1.4
[INFO] tweaked toml for crates.io crate foco 0.1.4 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate foco 0.1.4 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 813c564238e41ea8e62118e23dcdb85592187a4e5fe76ea99d91408925aa39f6
[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" "813c564238e41ea8e62118e23dcdb85592187a4e5fe76ea99d91408925aa39f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "813c564238e41ea8e62118e23dcdb85592187a4e5fe76ea99d91408925aa39f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "813c564238e41ea8e62118e23dcdb85592187a4e5fe76ea99d91408925aa39f6", kill_on_drop: false }`
[INFO] [stdout] 813c564238e41ea8e62118e23dcdb85592187a4e5fe76ea99d91408925aa39f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] 84d5766ee0401b9c3f9eebd9b047f17cb123d9851813dedac7c44acd79111e87
[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" "84d5766ee0401b9c3f9eebd9b047f17cb123d9851813dedac7c44acd79111e87", kill_on_drop: false }`
[INFO] [stderr]    Compiling nb v0.1.2
[INFO] [stderr]    Compiling array-macro v1.0.5
[INFO] [stderr]    Compiling generic-array v0.14.2
[INFO] [stderr]    Compiling spms_ring v0.1.4
[INFO] [stderr]    Compiling foco v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.98s
[INFO] running `Command { std: "docker" "inspect" "84d5766ee0401b9c3f9eebd9b047f17cb123d9851813dedac7c44acd79111e87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84d5766ee0401b9c3f9eebd9b047f17cb123d9851813dedac7c44acd79111e87", kill_on_drop: false }`
[INFO] [stdout] 84d5766ee0401b9c3f9eebd9b047f17cb123d9851813dedac7c44acd79111e87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 7f537eeb1e97028ed3e04091c70a05e9b0a76623f3498e06b1a48bebbc5f9154
[INFO] running `Command { std: "docker" "start" "-a" "7f537eeb1e97028ed3e04091c70a05e9b0a76623f3498e06b1a48bebbc5f9154", kill_on_drop: false }`
[INFO] [stderr]    Compiling foco v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.41s
[INFO] running `Command { std: "docker" "inspect" "7f537eeb1e97028ed3e04091c70a05e9b0a76623f3498e06b1a48bebbc5f9154", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f537eeb1e97028ed3e04091c70a05e9b0a76623f3498e06b1a48bebbc5f9154", kill_on_drop: false }`
[INFO] [stdout] 7f537eeb1e97028ed3e04091c70a05e9b0a76623f3498e06b1a48bebbc5f9154
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] dd9bc81db4ea510b8e3515b845e651d3632d886a981bc58af0264664252eda64
[INFO] running `Command { std: "docker" "start" "-a" "dd9bc81db4ea510b8e3515b845e651d3632d886a981bc58af0264664252eda64", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/foco-d9629c2d425b503d
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::setup_pubsub ... ok
[INFO] [stderr]    Doc-tests foco
[INFO] [stdout] test tests::two_queues_same_topic ... ok
[INFO] [stdout] test tests::two_queues_same_inner_type_diff_topics ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dd9bc81db4ea510b8e3515b845e651d3632d886a981bc58af0264664252eda64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd9bc81db4ea510b8e3515b845e651d3632d886a981bc58af0264664252eda64", kill_on_drop: false }`
[INFO] [stdout] dd9bc81db4ea510b8e3515b845e651d3632d886a981bc58af0264664252eda64