[INFO] fetching crate coap-message-demos 0.1.0...
[INFO] checking coap-message-demos-0.1.0 against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] extracting crate coap-message-demos 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate coap-message-demos 0.1.0 on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate coap-message-demos 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate coap-message-demos 0.1.0
[INFO] tweaked toml for crates.io crate coap-message-demos 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate coap-message-demos 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded no-std-net v0.5.0
[INFO] [stderr]   Downloaded coap-numbers v0.1.2
[INFO] [stderr]   Downloaded coap-message-utils v0.1.0
[INFO] [stderr]   Downloaded coap v0.11.1
[INFO] [stderr]   Downloaded coap-handler-implementations v0.1.0
[INFO] [stderr]   Downloaded coap-handler v0.1.1
[INFO] [stderr]   Downloaded embedded-nal v0.6.0
[INFO] [stderr]   Downloaded log_buffer v1.2.0
[INFO] [stderr]   Downloaded embedded-nal-minimal-coapserver v0.3.0
[INFO] [stderr]   Downloaded windowed-infinity v0.1.1
[INFO] [stderr]   Downloaded heapless v0.7.4
[INFO] [stderr]   Downloaded coap-lite v0.5.1
[INFO] [stderr]   Downloaded std-embedded-nal v0.1.1
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6133b622c7b7eb685c0583a801001b178ed726f32d4c86fa8a082a453d9f910
[INFO] running `Command { std: "docker" "start" "-a" "a6133b622c7b7eb685c0583a801001b178ed726f32d4c86fa8a082a453d9f910", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6133b622c7b7eb685c0583a801001b178ed726f32d4c86fa8a082a453d9f910", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6133b622c7b7eb685c0583a801001b178ed726f32d4c86fa8a082a453d9f910", kill_on_drop: false }`
[INFO] [stdout] a6133b622c7b7eb685c0583a801001b178ed726f32d4c86fa8a082a453d9f910
[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=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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22f91926f794e8695818cc4579810e93b4ecd40a6ef72bb56eb2ed9d7d8b16ef
[INFO] running `Command { std: "docker" "start" "-a" "22f91926f794e8695818cc4579810e93b4ecd40a6ef72bb56eb2ed9d7d8b16ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling build_const v0.2.2
[INFO] [stderr]     Checking half v1.7.1
[INFO] [stderr]     Checking coap-numbers v0.1.2
[INFO] [stderr]     Checking coap-message v0.2.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking windowed-infinity v0.1.1
[INFO] [stderr]     Checking coap-handler v0.1.1
[INFO] [stderr]     Checking coap-handler-implementations v0.1.0
[INFO] [stderr]     Checking coap-message-demos v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.25s
[INFO] running `Command { std: "docker" "inspect" "22f91926f794e8695818cc4579810e93b4ecd40a6ef72bb56eb2ed9d7d8b16ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22f91926f794e8695818cc4579810e93b4ecd40a6ef72bb56eb2ed9d7d8b16ef", kill_on_drop: false }`
[INFO] [stdout] 22f91926f794e8695818cc4579810e93b4ecd40a6ef72bb56eb2ed9d7d8b16ef