[INFO] cloning repository https://github.com/dko1905/rust-esp8266-testing
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dko1905/rust-esp8266-testing" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdko1905%2Frust-esp8266-testing", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdko1905%2Frust-esp8266-testing'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4ba91360ba07b2fc594e95534d826ba413290383
[INFO] documenting dko1905/rust-esp8266-testing against 1.99.0-beta.8 for beta-rustdoc-1.100-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdko1905%2Frust-esp8266-testing" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-7-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/dko1905/rust-esp8266-testing
[INFO] finished tweaking git repo https://github.com/dko1905/rust-esp8266-testing
[INFO] tweaked toml for git repo https://github.com/dko1905/rust-esp8266-testing written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dko1905/rust-esp8266-testing on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dko1905/rust-esp8266-testing 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/esp-rs/esp-println.git`
[INFO] [stderr]     Updating git repository `https://github.com/esp-rs/xtensa-lx.git`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded r0 v1.0.0
[INFO] [stderr]   Downloaded mutex-trait v0.2.0
[INFO] [stderr]   Downloaded panic-halt v0.2.0
[INFO] [stderr]   Downloaded xtensa-lx-rt v0.12.0
[INFO] [stderr]   Downloaded esp8266-hal v0.5.1
[INFO] [stderr]   Downloaded proc-macro2 v1.0.93
[INFO] [stderr]   Downloaded nb v1.1.0
[INFO] [stderr]   Downloaded strum_macros v0.24.3
[INFO] [stderr]   Downloaded strum v0.24.1
[INFO] [stderr]   Downloaded esp8266-hal-proc-macros v0.1.0
[INFO] [stderr]   Downloaded xtensa-lx-rt-proc-macros v0.1.0
[INFO] [stderr]   Downloaded rustversion v1.0.19
[INFO] [stderr]   Downloaded quote v1.0.38
[INFO] [stderr]   Downloaded enum-as-inner v0.4.0
[INFO] [stderr]   Downloaded serde_derive v1.0.217
[INFO] [stderr]   Downloaded unicode-ident v1.0.14
[INFO] [stderr]   Downloaded anyhow v1.0.95
[INFO] [stderr]   Downloaded minijinja v0.15.0
[INFO] [stderr]   Downloaded serde v1.0.217
[INFO] [stderr]   Downloaded esp8266 v0.6.0
[INFO] [stderr]   Downloaded syn v2.0.96
[INFO] [stderr]   Downloaded core-isa-parser v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 8e6c0a45f96fb3f272b2be2167004d1bb74ccd6ca21d5814b5066a06b4b921a5
[INFO] running `Command { std: "docker" "start" "8e6c0a45f96fb3f272b2be2167004d1bb74ccd6ca21d5814b5066a06b4b921a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e6c0a45f96fb3f272b2be2167004d1bb74ccd6ca21d5814b5066a06b4b921a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8e6c0a45f96fb3f272b2be2167004d1bb74ccd6ca21d5814b5066a06b4b921a5" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e6c0a45f96fb3f272b2be2167004d1bb74ccd6ca21d5814b5066a06b4b921a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8e6c0a45f96fb3f272b2be2167004d1bb74ccd6ca21d5814b5066a06b4b921a5" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: profile package spec `compiler_builtins` in profile `dev` did not match any packages
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling rustversion v1.0.19
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling anyhow v1.0.95
[INFO] [stderr]    Compiling xtensa-lx v0.7.0 (https://github.com/esp-rs/xtensa-lx.git?rev=b7a8eef#b7a8eefc)
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling strum v0.24.1
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]     Checking bare-metal v1.0.0
[INFO] [stderr]     Checking r0 v1.0.0
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]     Checking mutex-trait v0.2.0
[INFO] [stderr]    Compiling esp8266 v0.6.0
[INFO] [stderr]    Compiling esp-println v0.5.0 (https://github.com/esp-rs/esp-println.git?rev=5f41ff742004e32a6cf425e6eef059cc1ab05779#5f41ff74)
[INFO] [stderr]    Compiling esp8266-hal v0.5.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]    Compiling esp8266-rs-01 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking panic-halt v0.2.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/git/checkouts/xtensa-lx-9b2ba31938dfd6db/b7a8eef/src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(asm_experimental_arch)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[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] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8e6c0a45f96fb3f272b2be2167004d1bb74ccd6ca21d5814b5066a06b4b921a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e6c0a45f96fb3f272b2be2167004d1bb74ccd6ca21d5814b5066a06b4b921a5", kill_on_drop: false }`
[INFO] [stdout] 8e6c0a45f96fb3f272b2be2167004d1bb74ccd6ca21d5814b5066a06b4b921a5
