[INFO] fetching crate piston-button_tracker 0.14.0...
[INFO] checking piston-button_tracker-0.14.0 against try#4a23c45c7893f1416456144e3883cc48ea91722e for pr-82322
[INFO] extracting crate piston-button_tracker 0.14.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate piston-button_tracker 0.14.0 on toolchain 4a23c45c7893f1416456144e3883cc48ea91722e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate piston-button_tracker 0.14.0
[INFO] finished tweaking crates.io crate piston-button_tracker 0.14.0
[INFO] tweaked toml for crates.io crate piston-button_tracker 0.14.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "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" "+4a23c45c7893f1416456144e3883cc48ea91722e" "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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8bff9590d93e9d3b6c1691974505a7c17ec69ed2e9d65a64be02b4e00dddec88
[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" "8bff9590d93e9d3b6c1691974505a7c17ec69ed2e9d65a64be02b4e00dddec88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8bff9590d93e9d3b6c1691974505a7c17ec69ed2e9d65a64be02b4e00dddec88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bff9590d93e9d3b6c1691974505a7c17ec69ed2e9d65a64be02b4e00dddec88", kill_on_drop: false }`
[INFO] [stdout] 8bff9590d93e9d3b6c1691974505a7c17ec69ed2e9d65a64be02b4e00dddec88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e66d6fee5572d728eef22632c5b1f9aa319e3f1b97eea4be88321094bc4c643
[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" "5e66d6fee5572d728eef22632c5b1f9aa319e3f1b97eea4be88321094bc4c643", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]     Checking pistoncore-input v1.0.0
[INFO] [stderr]     Checking piston-button_tracker v0.14.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.55s
[INFO] running `Command { std: "docker" "inspect" "5e66d6fee5572d728eef22632c5b1f9aa319e3f1b97eea4be88321094bc4c643", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e66d6fee5572d728eef22632c5b1f9aa319e3f1b97eea4be88321094bc4c643", kill_on_drop: false }`
[INFO] [stdout] 5e66d6fee5572d728eef22632c5b1f9aa319e3f1b97eea4be88321094bc4c643