[INFO] cloning repository https://github.com/el1t1st/esp-hal-i2c-ssd1306
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/el1t1st/esp-hal-i2c-ssd1306" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fel1t1st%2Fesp-hal-i2c-ssd1306", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fel1t1st%2Fesp-hal-i2c-ssd1306'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6b1030e90a9c640f4fc470eb074ee507e071fcb5
[INFO] documenting el1t1st/esp-hal-i2c-ssd1306 against beta-2026-04-21 for beta-1.96-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fel1t1st%2Fesp-hal-i2c-ssd1306" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-3-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-3-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/el1t1st/esp-hal-i2c-ssd1306
[INFO] finished tweaking git repo https://github.com/el1t1st/esp-hal-i2c-ssd1306
[INFO] tweaked toml for git repo https://github.com/el1t1st/esp-hal-i2c-ssd1306 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/el1t1st/esp-hal-i2c-ssd1306 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/el1t1st/esp-hal-i2c-ssd1306 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-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] documenting el1t1st/esp-hal-i2c-ssd1306 against beta-2026-04-21 for beta-1.96-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fel1t1st%2Fesp-hal-i2c-ssd1306" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-3-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-3-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/el1t1st/esp-hal-i2c-ssd1306
[INFO] finished tweaking git repo https://github.com/el1t1st/esp-hal-i2c-ssd1306
[INFO] tweaked toml for git repo https://github.com/el1t1st/esp-hal-i2c-ssd1306 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/el1t1st/esp-hal-i2c-ssd1306 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/el1t1st/esp-hal-i2c-ssd1306 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-2026-04-21" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nb v0.1.3
[INFO] [stderr]   Downloaded nb v1.1.0
[INFO] [stderr]   Downloaded ssd1306 v0.8.4
[INFO] [stderr]   Downloaded embedded-graphics-core v0.4.0
[INFO] [stderr]   Downloaded embedded-hal v0.2.7
[INFO] [stderr]   Downloaded r0 v1.0.0
[INFO] [stderr]   Downloaded ruzstd v0.6.0
[INFO] [stderr]   Downloaded embedded-hal-nb v1.0.0
[INFO] [stderr]   Downloaded riscv-rt-macros v0.2.1
[INFO] [stderr]   Downloaded fugit v0.3.7
[INFO] [stderr]   Downloaded embedded-can v0.4.1
[INFO] [stderr]   Downloaded ral-registers v0.1.3
[INFO] [stderr]   Downloaded esp-metadata v0.1.1
[INFO] [stderr]   Downloaded rustversion v1.0.17
[INFO] [stderr]   Downloaded delegate v0.12.0
[INFO] [stderr]   Downloaded riscv v0.11.1
[INFO] [stderr]   Downloaded bitfield v0.15.0
[INFO] [stderr]   Downloaded semihosting v0.1.11
[INFO] [stderr]   Downloaded derive_more v0.99.18
[INFO] [stderr]   Downloaded basic-toml v0.1.9
[INFO] [stderr]   Downloaded usb-device v0.3.2
[INFO] [stderr]   Downloaded darling_core v0.20.9
[INFO] [stderr]   Downloaded xtensa-lx-rt v0.16.0
[INFO] [stderr]   Downloaded minijinja v1.0.21
[INFO] [stderr]   Downloaded embedded-hal v1.0.0
[INFO] [stderr]   Downloaded esp-synopsys-usb-otg v0.4.1
[INFO] [stderr]   Downloaded esp-backtrace v0.12.0
[INFO] [stderr]   Downloaded micromath v2.1.0
[INFO] [stderr]   Downloaded esp-hal-procmacros v0.11.0
[INFO] [stderr]   Downloaded darling v0.20.9
[INFO] [stderr]   Downloaded display-interface-i2c v0.4.0
[INFO] [stderr]   Downloaded byte-slice-cast v0.3.5
[INFO] [stderr]   Downloaded embedded-dma v0.2.0
[INFO] [stderr]   Downloaded document-features v0.2.8
[INFO] [stderr]   Downloaded esp-riscv-rt v0.8.0
[INFO] [stderr]   Downloaded gcd v2.3.0
[INFO] [stderr]   Downloaded mutex-trait v0.2.0
[INFO] [stderr]   Downloaded enum-as-inner v0.4.0
[INFO] [stderr]   Downloaded strum_macros v0.24.3
[INFO] [stderr]   Downloaded strum v0.24.1
[INFO] [stderr]   Downloaded core-isa-parser v0.2.0
[INFO] [stderr]   Downloaded darling_macro v0.20.9
[INFO] [stderr]   Downloaded esp-hal v0.18.0
[INFO] [stderr]   Downloaded xtensa-lx-rt-proc-macros v0.2.1
[INFO] [stderr]   Downloaded esp-build v0.1.0
[INFO] [stderr]   Downloaded xtensa-lx v0.9.0
[INFO] [stderr]   Downloaded bare-metal v1.0.0
[INFO] [stderr]   Downloaded vcell v0.1.3
[INFO] [stderr]   Downloaded display-interface v0.4.1
[INFO] [stderr]   Downloaded display-interface-spi v0.4.1
[INFO] [stderr]   Downloaded az v1.2.1
[INFO] [stderr]   Downloaded esp-println v0.9.1
[INFO] [stderr]   Downloaded esp32s3 v0.26.0
[INFO] [stderr]   Downloaded embedded-graphics v0.8.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ba7f24d8e884c6006ddc3e3ce9a5fb30de8e570126f0844cd37ea48b1bd0cd1
[INFO] running `Command { std: "docker" "start" "-a" "5ba7f24d8e884c6006ddc3e3ce9a5fb30de8e570126f0844cd37ea48b1bd0cd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ba7f24d8e884c6006ddc3e3ce9a5fb30de8e570126f0844cd37ea48b1bd0cd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ba7f24d8e884c6006ddc3e3ce9a5fb30de8e570126f0844cd37ea48b1bd0cd1", kill_on_drop: false }`
[INFO] [stdout] 5ba7f24d8e884c6006ddc3e3ce9a5fb30de8e570126f0844cd37ea48b1bd0cd1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c4aacd5338ce44f774b5a7d41cf37d3838cca15f28f41f118e40c0b213ef262
[INFO] running `Command { std: "docker" "start" "-a" "4c4aacd5338ce44f774b5a7d41cf37d3838cca15f28f41f118e40c0b213ef262", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.85
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling rustversion v1.0.17
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]    Compiling xtensa-lx v0.9.0
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling portable-atomic v1.6.0
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking critical-section v1.1.2
[INFO] [stderr]    Compiling miniz_oxide v0.7.4
[INFO] [stderr]    Compiling twox-hash v1.6.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]     Checking hash32 v0.3.1
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]    Compiling crc32fast v1.4.2
[INFO] [stderr]    Compiling toml_datetime v0.6.6
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling flate2 v1.0.30
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling litrs v0.4.1
[INFO] [stderr]    Compiling toml_edit v0.21.1
[INFO] [stderr]    Compiling esp-println v0.9.1
[INFO] [stderr]    Compiling esp32s3 v0.26.0
[INFO] [stderr]     Checking display-interface v0.4.1
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]    Compiling esp-synopsys-usb-otg v0.4.1
[INFO] [stderr]     Checking bare-metal v1.0.0
[INFO] [stderr]     Checking mutex-trait v0.2.0
[INFO] [stderr]     Checking usb-device v0.3.2
[INFO] [stderr]    Compiling document-features v0.2.8
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking embedded-graphics-core v0.4.0
[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-1949cf8c6b5b557f/xtensa-lx-0.9.0/src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(asm_experimental_arch)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `xtensa-lx` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "4c4aacd5338ce44f774b5a7d41cf37d3838cca15f28f41f118e40c0b213ef262", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c4aacd5338ce44f774b5a7d41cf37d3838cca15f28f41f118e40c0b213ef262", kill_on_drop: false }`
[INFO] [stdout] 4c4aacd5338ce44f774b5a7d41cf37d3838cca15f28f41f118e40c0b213ef262