[INFO] fetching crate embedded-nal-minimal-coaptcpserver 0.1.2...
[INFO] documenting embedded-nal-minimal-coaptcpserver-0.1.2 against 1.69.0 for beta-1.70-rustdoc-1
[INFO] extracting crate embedded-nal-minimal-coaptcpserver 0.1.2 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate embedded-nal-minimal-coaptcpserver 0.1.2 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate embedded-nal-minimal-coaptcpserver 0.1.2
[INFO] finished tweaking crates.io crate embedded-nal-minimal-coaptcpserver 0.1.2
[INFO] tweaked toml for crates.io crate embedded-nal-minimal-coaptcpserver 0.1.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "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 coap-message-utils v0.1.2
[INFO] [stderr]   Downloaded embedded-nal-tcpextensions v0.1.2
[INFO] [stderr]   Downloaded coap-numbers v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a585280e9f0f1c487aac8385578a9831faa20c587f1877015bf393d83073931
[INFO] running `Command { std: "docker" "start" "-a" "2a585280e9f0f1c487aac8385578a9831faa20c587f1877015bf393d83073931", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a585280e9f0f1c487aac8385578a9831faa20c587f1877015bf393d83073931", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a585280e9f0f1c487aac8385578a9831faa20c587f1877015bf393d83073931", kill_on_drop: false }`
[INFO] [stdout] 2a585280e9f0f1c487aac8385578a9831faa20c587f1877015bf393d83073931
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc66780136ec4a85c542cb67ba21d1032bcc0eda6de10c5d1f71304c0d2fa7c2
[INFO] running `Command { std: "docker" "start" "-a" "bc66780136ec4a85c542cb67ba21d1032bcc0eda6de10c5d1f71304c0d2fa7c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling semver v1.0.17
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]    Compiling build_const v0.2.2
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]    Compiling heapless v0.5.6
[INFO] [stderr]     Checking crc-catalog v2.2.0
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]     Checking crc v3.0.1
[INFO] [stderr]     Checking hash32 v0.1.1
[INFO] [stderr]     Checking coap-message v0.2.3
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]     Checking no-std-net v0.5.0
[INFO] [stderr]     Checking embedded-io v0.4.0
[INFO] [stderr]     Checking coap-numbers v0.2.2
[INFO] [stderr]     Checking coap-numbers v0.1.2
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling heapless v0.7.16
[INFO] [stderr]     Checking generic-array v0.13.3
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking as-slice v0.1.5
[INFO] [stderr]     Checking embedded-nal v0.6.0
[INFO] [stderr]     Checking embedded-nal-tcpextensions v0.1.2
[INFO] [stderr]     Checking digest v0.10.6
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking coap-message-utils v0.1.2
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/coap-message-utils-0.1.2/src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(generic_associated_types)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `generic_associated_types` has been stable since `1.65.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `coap-message-utils` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "bc66780136ec4a85c542cb67ba21d1032bcc0eda6de10c5d1f71304c0d2fa7c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc66780136ec4a85c542cb67ba21d1032bcc0eda6de10c5d1f71304c0d2fa7c2", kill_on_drop: false }`
[INFO] [stdout] bc66780136ec4a85c542cb67ba21d1032bcc0eda6de10c5d1f71304c0d2fa7c2
