[INFO] fetching crate mqtt-visualizer 0.2.0...
[INFO] checking mqtt-visualizer-0.2.0 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] extracting crate mqtt-visualizer 0.2.0 into /workspace/builds/worker-44/source
[INFO] validating manifest of crates.io crate mqtt-visualizer 0.2.0 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mqtt-visualizer 0.2.0
[INFO] finished tweaking crates.io crate mqtt-visualizer 0.2.0
[INFO] tweaked toml for crates.io crate mqtt-visualizer 0.2.0 written to /workspace/builds/worker-44/source/Cargo.toml
[INFO] crate crates.io crate mqtt-visualizer 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 49b2246f10171c3d32f4effbc3d69bbf6eb6c259e15206be6a4f4e739c4668bd
[INFO] running `Command { std: "docker" "start" "-a" "49b2246f10171c3d32f4effbc3d69bbf6eb6c259e15206be6a4f4e739c4668bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49b2246f10171c3d32f4effbc3d69bbf6eb6c259e15206be6a4f4e739c4668bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49b2246f10171c3d32f4effbc3d69bbf6eb6c259e15206be6a4f4e739c4668bd", kill_on_drop: false }`
[INFO] [stdout] 49b2246f10171c3d32f4effbc3d69bbf6eb6c259e15206be6a4f4e739c4668bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8eb9208ab78d260c0da38fb6f7df40da9d96ac4725fe092967daff3172b01bb
[INFO] running `Command { std: "docker" "start" "-a" "c8eb9208ab78d260c0da38fb6f7df40da9d96ac4725fe092967daff3172b01bb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling heapless v0.7.3
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]     Checking mqttrs v0.4.1
[INFO] [stderr]     Checking mqtt-visualizer v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.72s
[INFO] running `Command { std: "docker" "inspect" "c8eb9208ab78d260c0da38fb6f7df40da9d96ac4725fe092967daff3172b01bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8eb9208ab78d260c0da38fb6f7df40da9d96ac4725fe092967daff3172b01bb", kill_on_drop: false }`
[INFO] [stdout] c8eb9208ab78d260c0da38fb6f7df40da9d96ac4725fe092967daff3172b01bb