[INFO] fetching crate coap-message-demos 0.4.0...
[INFO] checking coap-message-demos-0.4.0 against try#de0e80659cee4f27282e60d63bbb8c5271a0d147 for pr-129392
[INFO] extracting crate coap-message-demos 0.4.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate coap-message-demos 0.4.0 on toolchain de0e80659cee4f27282e60d63bbb8c5271a0d147
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate coap-message-demos 0.4.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate coap-message-demos 0.4.0
[INFO] tweaked toml for crates.io crate coap-message-demos 0.4.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate coap-message-demos 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "fetch" "--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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bd22b864be532194417df5638d491deb4caf77ca301a57a662751c1bae1b72a4
[INFO] running `Command { std: "docker" "start" "-a" "bd22b864be532194417df5638d491deb4caf77ca301a57a662751c1bae1b72a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd22b864be532194417df5638d491deb4caf77ca301a57a662751c1bae1b72a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd22b864be532194417df5638d491deb4caf77ca301a57a662751c1bae1b72a4", kill_on_drop: false }`
[INFO] [stdout] bd22b864be532194417df5638d491deb4caf77ca301a57a662751c1bae1b72a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1de5cfa2b061057ba21bb3ddf6809291efe72fa2f4509a3ff585f7190e9fe10
[INFO] running `Command { std: "docker" "start" "-a" "c1de5cfa2b061057ba21bb3ddf6809291efe72fa2f4509a3ff585f7190e9fe10", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]    Compiling semver v1.0.21
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling minicbor v0.19.1
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling heapless v0.5.6
[INFO] [stderr]     Checking hash32 v0.1.1
[INFO] [stderr]     Checking crc-catalog v2.4.0
[INFO] [stderr]     Checking coap-numbers v0.2.3
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]    Compiling litrs v0.4.1
[INFO] [stderr]     Checking embedded-io v0.4.0
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking generic-array v0.13.3
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking ciborium-io v0.2.1
[INFO] [stderr]     Checking crc v3.0.1
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking as-slice v0.1.5
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling document-features v0.2.8
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling heapless v0.7.17
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking coap-message v0.3.1
[INFO] [stderr]     Checking coap-handler v0.2.0
[INFO] [stderr]     Checking coap-message-utils v0.3.1
[INFO] [stderr]     Checking coap-request v0.2.0-alpha.2
[INFO] [stderr]    Compiling serde_derive v1.0.195
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking windowed-infinity v0.1.4
[INFO] [stderr]     Checking coap-handler-implementations v0.5.0
[INFO] [stderr]     Checking coap-message-demos v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.52s
[INFO] running `Command { std: "docker" "inspect" "c1de5cfa2b061057ba21bb3ddf6809291efe72fa2f4509a3ff585f7190e9fe10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1de5cfa2b061057ba21bb3ddf6809291efe72fa2f4509a3ff585f7190e9fe10", kill_on_drop: false }`
[INFO] [stdout] c1de5cfa2b061057ba21bb3ddf6809291efe72fa2f4509a3ff585f7190e9fe10