[INFO] fetching crate mqttrust_core 0.4.1...
[INFO] checking mqttrust_core-0.4.1 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate mqttrust_core 0.4.1 into /workspace/builds/worker-99/source
[INFO] validating manifest of crates.io crate mqttrust_core 0.4.1 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mqttrust_core 0.4.1
[INFO] finished tweaking crates.io crate mqttrust_core 0.4.1
[INFO] tweaked toml for crates.io crate mqttrust_core 0.4.1 written to /workspace/builds/worker-99/source/Cargo.toml
[INFO] crate crates.io crate mqttrust_core 0.4.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d31a52688d717a35f48a3e7164aa26386a27cdcff89a5c47613bf5f4f31cf416
[INFO] running `Command { std: "docker" "start" "-a" "d31a52688d717a35f48a3e7164aa26386a27cdcff89a5c47613bf5f4f31cf416", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d31a52688d717a35f48a3e7164aa26386a27cdcff89a5c47613bf5f4f31cf416", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d31a52688d717a35f48a3e7164aa26386a27cdcff89a5c47613bf5f4f31cf416", kill_on_drop: false }`
[INFO] [stdout] d31a52688d717a35f48a3e7164aa26386a27cdcff89a5c47613bf5f4f31cf416
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 465c63f50aecc2455e0486d75e32a7e9bbc210d469ddf1734d605b835c888740
[INFO] running `Command { std: "docker" "start" "-a" "465c63f50aecc2455e0486d75e32a7e9bbc210d469ddf1734d605b835c888740", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling heapless v0.7.7
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking no-std-net v0.5.0
[INFO] [stderr]     Checking bbqueue v0.5.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]     Checking embedded-hal v1.0.0-alpha.4
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]     Checking spin v0.9.2
[INFO] [stderr]     Checking socket2 v0.4.2
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking dns-lookup v1.0.8
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]     Checking embedded-time v0.11.0
[INFO] [stderr]     Checking mqttrust v0.4.1
[INFO] [stderr]     Checking embedded-nal v0.6.0
[INFO] [stderr]     Checking mqttrust_core v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `BOXED_PUBLISH` should have an upper camel case name
[INFO] [stdout]   --> src/state.rs:43:7
[INFO] [stdout]    |
[INFO] [stdout] 43 | pool!(BOXED_PUBLISH: PublishNotification);
[INFO] [stdout]    |       ^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `BoxedPublish`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `BOXED_PUBLISH` should have an upper camel case name
[INFO] [stdout]   --> src/state.rs:43:7
[INFO] [stdout]    |
[INFO] [stdout] 43 | pool!(BOXED_PUBLISH: PublishNotification);
[INFO] [stdout]    |       ^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `BoxedPublish`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` 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 7.24s
[INFO] running `Command { std: "docker" "inspect" "465c63f50aecc2455e0486d75e32a7e9bbc210d469ddf1734d605b835c888740", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "465c63f50aecc2455e0486d75e32a7e9bbc210d469ddf1734d605b835c888740", kill_on_drop: false }`
[INFO] [stdout] 465c63f50aecc2455e0486d75e32a7e9bbc210d469ddf1734d605b835c888740