[INFO] cloning repository https://github.com/alepez/esp32-c3-rust-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alepez/esp32-c3-rust-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falepez%2Fesp32-c3-rust-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falepez%2Fesp32-c3-rust-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b0d3c6226c82cf496359fe60ce093f517833031e
[INFO] documenting alepez/esp32-c3-rust-example against 1.75.0 for beta-1.76-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falepez%2Fesp32-c3-rust-example" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alepez/esp32-c3-rust-example on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-1-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-1-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/alepez/esp32-c3-rust-example
[INFO] finished tweaking git repo https://github.com/alepez/esp32-c3-rust-example
[INFO] tweaked toml for git repo https://github.com/alepez/esp32-c3-rust-example written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/alepez/esp32-c3-rust-example 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded const_format_proc_macros v0.2.29
[INFO] [stderr]   Downloaded defmt v0.3.2
[INFO] [stderr]   Downloaded embedded-can v0.4.1
[INFO] [stderr]   Downloaded defmt-macros v0.3.3
[INFO] [stderr]   Downloaded toml-cfg v0.1.3
[INFO] [stderr]   Downloaded const_format v0.2.30
[INFO] [stderr]   Downloaded esp-idf-sys v0.32.1
[INFO] [stderr]   Downloaded embedded-io v0.3.1
[INFO] [stderr]   Downloaded embuild v0.31.0
[INFO] [stderr]   Downloaded no-std-net v0.5.0
[INFO] [stderr]   Downloaded esp-idf-hal v0.40.1
[INFO] [stderr]   Downloaded esp-idf-svc v0.45.0
[INFO] [stderr]   Downloaded build-time v0.1.2
[INFO] [stderr]   Downloaded edge-executor v0.3.0
[INFO] [stderr]   Downloaded defmt-parser v0.3.1
[INFO] [stderr]   Downloaded embedded-hal-nb v1.0.0-alpha.1
[INFO] [stderr]   Downloaded embedded-svc v0.24.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f896226b5a921c9fbfab2e0841f2991728015d8c90001b3b378a0be2242c47a3
[INFO] running `Command { std: "docker" "start" "-a" "f896226b5a921c9fbfab2e0841f2991728015d8c90001b3b378a0be2242c47a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f896226b5a921c9fbfab2e0841f2991728015d8c90001b3b378a0be2242c47a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f896226b5a921c9fbfab2e0841f2991728015d8c90001b3b378a0be2242c47a3", kill_on_drop: false }`
[INFO] [stdout] f896226b5a921c9fbfab2e0841f2991728015d8c90001b3b378a0be2242c47a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cdeb2c8ce912bacd893390280bcff0a2a26796ef2c33190baf355409114185e0
[INFO] running `Command { std: "docker" "start" "-a" "cdeb2c8ce912bacd893390280bcff0a2a26796ef2c33190baf355409114185e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.50
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling once_cell v1.17.0
[INFO] [stderr]    Compiling rustversion v1.0.11
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling anyhow v1.0.68
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling semver v1.0.16
[INFO] [stderr]    Compiling bstr v1.1.0
[INFO] [stderr]    Compiling clang-sys v1.4.0
[INFO] [stderr]    Compiling serde_json v1.0.91
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling thread_local v1.1.4
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling bindgen v0.63.0
[INFO] [stderr]    Compiling ryu v1.0.12
[INFO] [stderr]    Compiling itoa v1.0.5
[INFO] [stderr]    Compiling which v4.4.0
[INFO] [stderr]    Compiling regex v1.7.1
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling shlex v1.1.0
[INFO] [stderr]    Compiling cc v1.0.78
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling fastrand v1.8.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling dirs v4.0.0
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[INFO] [stderr]    Compiling remove_dir_all v0.7.0
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[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
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[INFO] [stderr]     Checking scopeguard v1.1.0
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[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]     Checking hash32 v0.2.1
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[INFO] [stderr]    Compiling chrono v0.4.23
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[INFO] [stderr]     Checking spin v0.9.4
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking pin-project-lite v0.2.9
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[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking const_format v0.2.30
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking futures-io v0.3.25
[INFO] [stderr]     Checking embedded-hal v1.0.0-alpha.9
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[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking embedded-hal-nb v1.0.0-alpha.1
[INFO] [stderr]    Compiling uncased v0.9.7
[INFO] [stderr]     Checking embedded-can v0.4.1
[INFO] [stderr]     Checking embedded-io v0.3.1
[INFO] [stderr]     Checking bytemuck v1.13.0
[INFO] [stderr]     Checking colors-transform v0.2.11
[INFO] [stderr]     Checking rgb v0.8.34
[INFO] [stderr]    Compiling thiserror-impl v1.0.38
[INFO] [stderr]    Compiling strum_macros v0.24.3
[INFO] [stderr]    Compiling build-time v0.1.2
[INFO] [stderr]    Compiling darling_macro v0.14.2
[INFO] [stderr]    Compiling strum_macros v0.23.1
[INFO] [stderr]     Checking futures v0.3.25
[INFO] [stderr]    Compiling darling v0.14.2
[INFO] [stderr]    Compiling enumset_derive v0.6.1
[INFO] [stderr]    Compiling strum v0.24.1
[INFO] [stderr]     Checking strum v0.23.0
[INFO] [stderr]     Checking enumset v1.0.12
[INFO] [stderr]     Checking no-std-net v0.5.0
[INFO] [stderr]    Compiling cargo-platform v0.1.2
[INFO] [stderr]    Compiling envy v0.4.2
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling heapless v0.7.16
[INFO] [stderr]    Compiling embuild v0.31.0
[INFO] [stderr]    Compiling cargo_metadata v0.15.2
[INFO] [stderr]    Compiling proc-macro-crate v1.2.1
[INFO] [stderr]    Compiling toml-cfg v0.1.3
[INFO] [stderr]    Compiling num_enum_derive v0.5.7
[INFO] [stderr]     Checking num_enum v0.5.7
[INFO] [stderr]     Checking embedded-svc v0.24.0
[INFO] [stderr]    Compiling esp-idf-sys v0.32.1
[INFO] [stderr]    Compiling esp-idf-hal v0.40.1
[INFO] [stderr]    Compiling esp-idf-svc v0.45.0
[INFO] [stderr]    Compiling m5stamp-c3-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/embedded-svc-0.24.0/src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(cfg_version)]
[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 `embedded-svc` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "cdeb2c8ce912bacd893390280bcff0a2a26796ef2c33190baf355409114185e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdeb2c8ce912bacd893390280bcff0a2a26796ef2c33190baf355409114185e0", kill_on_drop: false }`
[INFO] [stdout] cdeb2c8ce912bacd893390280bcff0a2a26796ef2c33190baf355409114185e0
