[INFO] fetching crate esp8266 0.6.0...
[INFO] testing esp8266-0.6.0 against 1.75.0 for beta-1.76-1
[INFO] extracting crate esp8266 0.6.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate esp8266 0.6.0 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] started tweaking crates.io crate esp8266 0.6.0
[INFO] finished tweaking crates.io crate esp8266 0.6.0
[INFO] tweaked toml for crates.io crate esp8266 0.6.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded xtensa-lx-rt-proc-macros v0.1.0
[INFO] [stderr]   Downloaded xtensa-lx v0.7.0
[INFO] [stderr]   Downloaded xtensa-lx-rt v0.11.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 8cd56d2e09130aaf37b1aec364b9d406fa81db20e20a6b5e72a301bf599c9c47
[INFO] running `Command { std: "docker" "start" "-a" "8cd56d2e09130aaf37b1aec364b9d406fa81db20e20a6b5e72a301bf599c9c47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8cd56d2e09130aaf37b1aec364b9d406fa81db20e20a6b5e72a301bf599c9c47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cd56d2e09130aaf37b1aec364b9d406fa81db20e20a6b5e72a301bf599c9c47", kill_on_drop: false }`
[INFO] [stdout] 8cd56d2e09130aaf37b1aec364b9d406fa81db20e20a6b5e72a301bf599c9c47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b652523dba7da51574ebfa1b4dda945187b08f587738bcd2f2e806f93291dc76
[INFO] running `Command { std: "docker" "start" "-a" "b652523dba7da51574ebfa1b4dda945187b08f587738bcd2f2e806f93291dc76", kill_on_drop: false }`
[INFO] [stderr]    Compiling xtensa-lx v0.7.0
[INFO] [stderr]    Compiling bare-metal v1.0.0
[INFO] [stderr]    Compiling esp8266 v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling mutex-trait v0.2.0
[INFO] [stderr]    Compiling r0 v1.0.0
[INFO] [stderr]    Compiling vcell v0.1.3
[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/xtensa-lx-0.7.0/src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(asm_experimental_arch)]
[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 `xtensa-lx` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "b652523dba7da51574ebfa1b4dda945187b08f587738bcd2f2e806f93291dc76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b652523dba7da51574ebfa1b4dda945187b08f587738bcd2f2e806f93291dc76", kill_on_drop: false }`
[INFO] [stdout] b652523dba7da51574ebfa1b4dda945187b08f587738bcd2f2e806f93291dc76
[INFO] testing esp8266-0.6.0 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate esp8266 0.6.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate esp8266 0.6.0 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate esp8266 0.6.0
[INFO] finished tweaking crates.io crate esp8266 0.6.0
[INFO] tweaked toml for crates.io crate esp8266 0.6.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e6bf69e02e3d59437602b33837f599c3a2a9badcb324792a8ca33e72004a0af1
[INFO] running `Command { std: "docker" "start" "-a" "e6bf69e02e3d59437602b33837f599c3a2a9badcb324792a8ca33e72004a0af1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6bf69e02e3d59437602b33837f599c3a2a9badcb324792a8ca33e72004a0af1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6bf69e02e3d59437602b33837f599c3a2a9badcb324792a8ca33e72004a0af1", kill_on_drop: false }`
[INFO] [stdout] e6bf69e02e3d59437602b33837f599c3a2a9badcb324792a8ca33e72004a0af1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1bdba81f44ae51303c95bfc2adda98a63cbee553e5369be8cbc527dc9111b139
[INFO] running `Command { std: "docker" "start" "-a" "1bdba81f44ae51303c95bfc2adda98a63cbee553e5369be8cbc527dc9111b139", kill_on_drop: false }`
[INFO] [stderr]    Compiling xtensa-lx v0.7.0
[INFO] [stderr]    Compiling esp8266 v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling bare-metal v1.0.0
[INFO] [stderr]    Compiling mutex-trait v0.2.0
[INFO] [stderr]    Compiling r0 v1.0.0
[INFO] [stderr]    Compiling vcell v0.1.3
[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/xtensa-lx-0.7.0/src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(asm_experimental_arch)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 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 `xtensa-lx` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "1bdba81f44ae51303c95bfc2adda98a63cbee553e5369be8cbc527dc9111b139", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bdba81f44ae51303c95bfc2adda98a63cbee553e5369be8cbc527dc9111b139", kill_on_drop: false }`
[INFO] [stdout] 1bdba81f44ae51303c95bfc2adda98a63cbee553e5369be8cbc527dc9111b139
