[INFO] fetching crate pact_mock_server_cli 0.7.3...
[INFO] checking pact_mock_server_cli-0.7.3 against try#32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d for pr-83312
[INFO] extracting crate pact_mock_server_cli 0.7.3 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate pact_mock_server_cli 0.7.3 on toolchain 32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pact_mock_server_cli 0.7.3
[INFO] finished tweaking crates.io crate pact_mock_server_cli 0.7.3
[INFO] tweaked toml for crates.io crate pact_mock_server_cli 0.7.3 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate pact_mock_server_cli 0.7.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio v1.0.1
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[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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 733c43568cf4fc85ae7e63523cfa42a87375c8a3110786bde0159dd23558ce46
[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" "733c43568cf4fc85ae7e63523cfa42a87375c8a3110786bde0159dd23558ce46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "733c43568cf4fc85ae7e63523cfa42a87375c8a3110786bde0159dd23558ce46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "733c43568cf4fc85ae7e63523cfa42a87375c8a3110786bde0159dd23558ce46", kill_on_drop: false }`
[INFO] [stdout] 733c43568cf4fc85ae7e63523cfa42a87375c8a3110786bde0159dd23558ce46
[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=forbid" "-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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fcd50220dae64376fc2980113a7d86594168690e1ecb62d1beb8c6266895d2a5
[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" "fcd50220dae64376fc2980113a7d86594168690e1ecb62d1beb8c6266895d2a5", kill_on_drop: false }`
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[INFO] [stdout] warning: unused variable: `shutdown_tx`
[INFO] [stdout]    --> src/server.rs:336:8
[INFO] [stdout]     |
[INFO] [stdout] 336 |   let (shutdown_tx, shutdown_rx) = tokio::sync::oneshot::channel::<()>();
[INFO] [stdout]     |        ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_shutdown_tx`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `shutdown_tx`
[INFO] [stdout]    --> src/server.rs:336:8
[INFO] [stdout]     |
[INFO] [stdout] 336 |   let (shutdown_tx, shutdown_rx) = tokio::sync::oneshot::channel::<()>();
[INFO] [stdout]     |        ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_shutdown_tx`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 55s
[INFO] running `Command { std: "docker" "inspect" "fcd50220dae64376fc2980113a7d86594168690e1ecb62d1beb8c6266895d2a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcd50220dae64376fc2980113a7d86594168690e1ecb62d1beb8c6266895d2a5", kill_on_drop: false }`
[INFO] [stdout] fcd50220dae64376fc2980113a7d86594168690e1ecb62d1beb8c6266895d2a5