[INFO] cloning repository https://github.com/ctiedt/temperature-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ctiedt/temperature-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fctiedt%2Ftemperature-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fctiedt%2Ftemperature-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ecdc6230eed9f0ca14a8c657d947dc0345c627fc
[INFO] documenting ctiedt/temperature-example against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fctiedt%2Ftemperature-example" "/workspace/builds/worker-24/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-24/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ctiedt/temperature-example on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-24/source/.cargo/config
[INFO] started tweaking git repo https://github.com/ctiedt/temperature-example
[INFO] finished tweaking git repo https://github.com/ctiedt/temperature-example
[INFO] tweaked toml for git repo https://github.com/ctiedt/temperature-example written to /workspace/builds/worker-24/source/Cargo.toml
[INFO] crate git repo https://github.com/ctiedt/temperature-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "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-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a75981321fee66e4c51d07fa4cb3515568c9a0d76f1a790698f22c5eaafda41
[INFO] running `Command { std: "docker" "start" "-a" "7a75981321fee66e4c51d07fa4cb3515568c9a0d76f1a790698f22c5eaafda41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a75981321fee66e4c51d07fa4cb3515568c9a0d76f1a790698f22c5eaafda41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a75981321fee66e4c51d07fa4cb3515568c9a0d76f1a790698f22c5eaafda41", kill_on_drop: false }`
[INFO] [stdout] 7a75981321fee66e4c51d07fa4cb3515568c9a0d76f1a790698f22c5eaafda41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1182abe847c4bb369517dde779ef6fde0c99d147f75276664bb974dea5bccdfc
[INFO] running `Command { std: "docker" "start" "-a" "1182abe847c4bb369517dde779ef6fde0c99d147f75276664bb974dea5bccdfc", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling cortex-m v0.7.4
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling crossbeam-utils v0.8.7
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]    Compiling crossbeam-queue v0.3.4
[INFO] [stderr]    Compiling cortex-m-rt v0.7.1
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]     Checking conquer-util v0.3.0
[INFO] [stderr]    Compiling paste v1.0.6
[INFO] [stderr]    Compiling stm32f4 v0.14.0
[INFO] [stderr]     Checking bare-metal v1.0.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking dependability-alloc v0.1.0 (https://github.com/MarcelGarus/dependability#68976f86)
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking linked_list_allocator v0.8.11
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/git/checkouts/dependability-045c4bdbda800a30/68976f8/alloc/src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(allocator_api)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[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]     Checking conquer-once v0.3.2
[INFO] [stderr] error: could not compile `dependability-alloc` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/linked_list_allocator-0.8.11/src/lib.rs:1:41
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(feature = "const_mut_refs", feature(const_mut_refs))]
[INFO] [stdout]   |                                         ^^^^^^^^^^^^^^^^^^^^^^^
[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 `linked_list_allocator` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "1182abe847c4bb369517dde779ef6fde0c99d147f75276664bb974dea5bccdfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1182abe847c4bb369517dde779ef6fde0c99d147f75276664bb974dea5bccdfc", kill_on_drop: false }`
[INFO] [stdout] 1182abe847c4bb369517dde779ef6fde0c99d147f75276664bb974dea5bccdfc