[INFO] fetching crate mcp25xx 0.4.0...
[INFO] testing mcp25xx-0.4.0 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate mcp25xx 0.4.0 into /workspace/builds/worker-2-tc2/source
[INFO] removed /workspace/builds/worker-2-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate mcp25xx 0.4.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate mcp25xx 0.4.0
[INFO] tweaked toml for crates.io crate mcp25xx 0.4.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mcp25xx 0.4.0 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mcp25xx 0.4.0 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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] abb1b830b6ffcf0c0a3022f0410e8450fd36fbed242ea1e2f8dfb71fc22c2063
[INFO] running `Command { std: "docker" "start" "abb1b830b6ffcf0c0a3022f0410e8450fd36fbed242ea1e2f8dfb71fc22c2063", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "abb1b830b6ffcf0c0a3022f0410e8450fd36fbed242ea1e2f8dfb71fc22c2063", 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" "abb1b830b6ffcf0c0a3022f0410e8450fd36fbed242ea1e2f8dfb71fc22c2063" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "abb1b830b6ffcf0c0a3022f0410e8450fd36fbed242ea1e2f8dfb71fc22c2063", 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" "abb1b830b6ffcf0c0a3022f0410e8450fd36fbed242ea1e2f8dfb71fc22c2063" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling nb v1.1.0
[INFO] [stderr]    Compiling embedded-hal v1.0.0
[INFO] [stderr]    Compiling embedded-can v0.4.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling modular-bitfield-impl v0.12.0
[INFO] [stderr]    Compiling modular-bitfield v0.12.0
[INFO] [stderr]    Compiling mcp25xx v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 7.95s
[INFO] running `Command { std: "docker" "inspect" "abb1b830b6ffcf0c0a3022f0410e8450fd36fbed242ea1e2f8dfb71fc22c2063", 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" "abb1b830b6ffcf0c0a3022f0410e8450fd36fbed242ea1e2f8dfb71fc22c2063" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal-nb v1.0.0
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling num v0.3.1
[INFO] [stderr]    Compiling embedded-time v0.12.1
[INFO] [stderr]    Compiling embedded-hal-mock v0.11.1
[INFO] [stderr]    Compiling mcp25xx v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 7.81s
[INFO] running `Command { std: "docker" "inspect" "abb1b830b6ffcf0c0a3022f0410e8450fd36fbed242ea1e2f8dfb71fc22c2063", 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" "abb1b830b6ffcf0c0a3022f0410e8450fd36fbed242ea1e2f8dfb71fc22c2063" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/build/mcp25xx/110e396a100cd07e/out/mcp25xx-110e396a100cd07e)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/check_bitrates.rs (/opt/rustwide/target/release/build/mcp25xx/6b0f312c4b80f4d1/out/check_bitrates-6b0f312c4b80f4d1)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_bitrates ... ok
[INFO] [stdout] test test_print_bitrate ... ok
[INFO] [stderr]      Running tests/test.rs (/opt/rustwide/target/release/build/mcp25xx/134b10c3cd502453/out/test-134b10c3cd502453)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_set_mode ... ok
[INFO] [stdout] test test_transmit ... ok
[INFO] [stderr]    Doc-tests mcp25xx
[INFO] [stdout] test test_set_bitrate ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]   --> src/lib.rs:45:18
[INFO] [stderr]    |
[INFO] [stderr] 45 | #![cfg_attr(doc, feature(doc_cfg))]
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 1 previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.100.0-beta.1-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2024 --crate-type lib --color auto --crate-name mcp25xx --test src/lib.rs --test-run-directory /opt/rustwide/workdir --extern embedded_can=/opt/rustwide/target/release/build/embedded-can/d6eb6608c1f4ad4f/out/libembedded_can-d6eb6608c1f4ad4f.rlib --extern embedded_hal=/opt/rustwide/target/release/build/embedded-hal/daa72772ba7638a3/out/libembedded_hal-daa72772ba7638a3.rlib --extern embedded_hal_mock=/opt/rustwide/target/release/build/embedded-hal-mock/36a689ebc6715a9c/out/libembedded_hal_mock-36a689ebc6715a9c.rlib --extern mcp25xx=/opt/rustwide/target/release/build/mcp25xx/66aed9ae43743d44/out/libmcp25xx-66aed9ae43743d44.rlib --extern modular_bitfield=/opt/rustwide/target/release/build/modular-bitfield/1022ef8e7fa8338f/out/libmodular_bitfield-1022ef8e7fa8338f.rlib --extern nb=/opt/rustwide/target/release/build/nb/226f7ba4cc4c327f/out/libnb-226f7ba4cc4c327f.rlib -L dependency=/opt/rustwide/target/release/build/embedded-can/d6eb6608c1f4ad4f/out -L dependency=/opt/rustwide/target/release/build/embedded-hal-nb/4d77c26b777b4c1a/out -L dependency=/opt/rustwide/target/release/build/embedded-hal/377eee66179d1244/out -L dependency=/opt/rustwide/target/release/build/embedded-hal/daa72772ba7638a3/out -L dependency=/opt/rustwide/target/release/build/embedded-time/046d31a3afcaa9a5/out -L dependency=/opt/rustwide/target/release/build/modular-bitfield-impl/d9dcc80667824b97/out -L dependency=/opt/rustwide/target/release/build/modular-bitfield/1022ef8e7fa8338f/out -L dependency=/opt/rustwide/target/release/build/nb/226f7ba4cc4c327f/out -L dependency=/opt/rustwide/target/release/build/nb/2a2ed0a02b643d7e/out -L dependency=/opt/rustwide/target/release/build/num-complex/91fb1d26ce8d0178/out -L dependency=/opt/rustwide/target/release/build/num-integer/2fe74585f68041ba/out -L dependency=/opt/rustwide/target/release/build/num-iter/bcc7a79cabc14d56/out -L dependency=/opt/rustwide/target/release/build/num-rational/d6e0d3072e4043b9/out -L dependency=/opt/rustwide/target/release/build/num-traits/758e5004bf6f4c02/out -L dependency=/opt/rustwide/target/release/build/num/40276417188211df/out -L dependency=/opt/rustwide/target/release/build/static_assertions/306fc8cfb43dc741/out -L dependency=/opt/rustwide/target/release/build/void/aa258f5f08d938d3/out -C embed-bitcode=no --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("mcp2515", "mcp25625"))' --cap-lints=warn --error-format human` (exit status: 1)
[INFO] [stderr] note: test exited abnormally; to see the full output pass --no-capture to the harness.
[INFO] running `Command { std: "docker" "inspect" "abb1b830b6ffcf0c0a3022f0410e8450fd36fbed242ea1e2f8dfb71fc22c2063", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abb1b830b6ffcf0c0a3022f0410e8450fd36fbed242ea1e2f8dfb71fc22c2063", kill_on_drop: false }`
[INFO] [stdout] abb1b830b6ffcf0c0a3022f0410e8450fd36fbed242ea1e2f8dfb71fc22c2063
