[INFO] cloning repository https://github.com/Hexadecimaaal/hexcalc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Hexadecimaaal/hexcalc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHexadecimaaal%2Fhexcalc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHexadecimaaal%2Fhexcalc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 727258bdd4b4e160960c0b441fc91f76d93dbd37
[INFO] documenting Hexadecimaaal/hexcalc against beta-2023-04-20 for beta-1.70-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHexadecimaaal%2Fhexcalc" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Hexadecimaaal/hexcalc on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Hexadecimaaal/hexcalc
[INFO] finished tweaking git repo https://github.com/Hexadecimaaal/hexcalc
[INFO] tweaked toml for git repo https://github.com/Hexadecimaaal/hexcalc written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Hexadecimaaal/hexcalc 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" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded alloc-cortex-m v0.4.2
[INFO] [stderr]   Downloaded usbd-serial v0.1.1
[INFO] [stderr]   Downloaded linked_list_allocator v0.8.11
[INFO] [stderr]   Downloaded crc-any v2.4.2
[INFO] [stderr]   Downloaded ssmarshal v1.0.0
[INFO] [stderr]   Downloaded usbd-hid-macros v0.5.2
[INFO] [stderr]   Downloaded pio v0.2.0
[INFO] [stderr]   Downloaded rp2040-boot2 v0.2.0
[INFO] [stderr]   Downloaded usbd-hid-descriptors v0.1.1
[INFO] [stderr]   Downloaded usbd-hid v0.5.2
[INFO] [stderr]   Downloaded rp-pico v0.3.0
[INFO] [stderr]   Downloaded rp2040-hal v0.4.0
[INFO] [stderr]   Downloaded cortex-m v0.7.4
[INFO] [stderr]   Downloaded rp2040-pac v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:97d61d7686bf65f8ecb15491ab51835e82dc9176a96a831f143a431b191fc501" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d8ba14f01297051889d0ca074b705b4b2036aa0bb95958cca78c61d2b3ba8918
[INFO] running `Command { std: "docker" "start" "-a" "d8ba14f01297051889d0ca074b705b4b2036aa0bb95958cca78c61d2b3ba8918", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8ba14f01297051889d0ca074b705b4b2036aa0bb95958cca78c61d2b3ba8918", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8ba14f01297051889d0ca074b705b4b2036aa0bb95958cca78c61d2b3ba8918", kill_on_drop: false }`
[INFO] [stdout] d8ba14f01297051889d0ca074b705b4b2036aa0bb95958cca78c61d2b3ba8918
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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@sha256:97d61d7686bf65f8ecb15491ab51835e82dc9176a96a831f143a431b191fc501" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69254811a19cf950076d5fc13b9528c157a9b938306696133c9fe59f5d31e3b6
[INFO] running `Command { std: "docker" "start" "-a" "69254811a19cf950076d5fc13b9528c157a9b938306696133c9fe59f5d31e3b6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.38
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]    Compiling libm v0.2.2
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]    Compiling cortex-m v0.7.4
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling cortex-m-rt v0.7.1
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]     Checking volatile-register v0.2.1
[INFO] [stderr]    Compiling debug-helper v0.3.13
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling crc-any v2.4.2
[INFO] [stderr]    Compiling critical-section v0.2.7
[INFO] [stderr]     Checking usb-device v0.2.8
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling rp2040-pac v0.3.0
[INFO] [stderr]    Compiling usbd-hid-descriptors v0.1.1
[INFO] [stderr]    Compiling rp2040-boot2 v0.2.0
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]    Compiling paste v1.0.7
[INFO] [stderr]     Checking bare-metal v1.0.0
[INFO] [stderr]     Checking encode_unicode v0.3.6
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking usbd-serial v0.1.1
[INFO] [stderr]     Checking linked_list_allocator v0.8.11
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/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` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "69254811a19cf950076d5fc13b9528c157a9b938306696133c9fe59f5d31e3b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69254811a19cf950076d5fc13b9528c157a9b938306696133c9fe59f5d31e3b6", kill_on_drop: false }`
[INFO] [stdout] 69254811a19cf950076d5fc13b9528c157a9b938306696133c9fe59f5d31e3b6
