[INFO] fetching crate ddc-brightness 1.2.1...
[INFO] testing ddc-brightness-1.2.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate ddc-brightness 1.2.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate ddc-brightness 1.2.1
[INFO] finished tweaking crates.io crate ddc-brightness 1.2.1
[INFO] tweaked toml for crates.io crate ddc-brightness 1.2.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ddc-brightness 1.2.1 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ddc-brightness 1.2.1 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-2025-09-21" "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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6bb9c4f923d7e83046a699621cc1ba4e16c796b3b9576e10b121e20b5eb913d5
[INFO] running `Command { std: "docker" "start" "-a" "6bb9c4f923d7e83046a699621cc1ba4e16c796b3b9576e10b121e20b5eb913d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6bb9c4f923d7e83046a699621cc1ba4e16c796b3b9576e10b121e20b5eb913d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bb9c4f923d7e83046a699621cc1ba4e16c796b3b9576e10b121e20b5eb913d5", kill_on_drop: false }`
[INFO] [stdout] 6bb9c4f923d7e83046a699621cc1ba4e16c796b3b9576e10b121e20b5eb913d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 39bf35909775a049b9e149df9b86414f722d5807319b59be44b3d80449b947e3
[INFO] running `Command { std: "docker" "start" "-a" "39bf35909775a049b9e149df9b86414f722d5807319b59be44b3d80449b947e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling pkg-config v0.3.32
[INFO] [stderr]    Compiling uninitialized v0.0.2
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling utf8parse v0.2.2
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling colorchoice v1.0.4
[INFO] [stderr]    Compiling anstyle-query v1.1.3
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.1
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling anstyle v1.0.11
[INFO] [stderr]    Compiling anstyle-parse v0.2.7
[INFO] [stderr]    Compiling i2c v0.1.0
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling mccs v0.1.3
[INFO] [stderr]    Compiling ddc-hi v0.4.1
[INFO] [stderr]    Compiling clap_lex v0.7.5
[INFO] [stderr]    Compiling ddc v0.2.2
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling anstream v0.6.19
[INFO] [stderr]    Compiling resize-slice v0.1.3
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling clap_builder v4.5.41
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling i2c-linux-sys v0.2.1
[INFO] [stderr]    Compiling udev v0.2.0
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling i2c-linux v0.1.2
[INFO] [stderr]    Compiling ddc-i2c v0.2.2
[INFO] [stderr]    Compiling edid v0.3.0
[INFO] [stderr]    Compiling mccs-caps v0.1.3
[INFO] [stderr]    Compiling serde_yaml v0.7.5
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling clap_derive v4.5.41
[INFO] [stderr]    Compiling clap v4.5.41
[INFO] [stderr]    Compiling mccs-db v0.1.3
[INFO] [stderr]    Compiling ddc-brightness v1.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.46s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v3.2.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "39bf35909775a049b9e149df9b86414f722d5807319b59be44b3d80449b947e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39bf35909775a049b9e149df9b86414f722d5807319b59be44b3d80449b947e3", kill_on_drop: false }`
[INFO] [stdout] 39bf35909775a049b9e149df9b86414f722d5807319b59be44b3d80449b947e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dbd4ab1fa4f8152d39c33a0d86b9874fb5926f7b7e605f10981637905c15d833
[INFO] running `Command { std: "docker" "start" "-a" "dbd4ab1fa4f8152d39c33a0d86b9874fb5926f7b7e605f10981637905c15d833", kill_on_drop: false }`
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling utf8parse v0.2.2
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling anstyle-query v1.1.3
[INFO] [stderr]    Compiling colorchoice v1.0.4
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.1
[INFO] [stderr]    Compiling anstyle v1.0.11
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling uninitialized v0.0.2
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling clap_lex v0.7.5
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]    Compiling anstyle-parse v0.2.7
[INFO] [stderr]    Compiling i2c v0.1.0
[INFO] [stderr]    Compiling resize-slice v0.1.3
[INFO] [stderr]    Compiling mccs v0.1.3
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling ddc v0.2.2
[INFO] [stderr]    Compiling anstream v0.6.19
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling clap_builder v4.5.41
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling i2c-linux-sys v0.2.1
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling udev v0.2.0
[INFO] [stderr]    Compiling i2c-linux v0.1.2
[INFO] [stderr]    Compiling ddc-i2c v0.2.2
[INFO] [stderr]    Compiling mccs-caps v0.1.3
[INFO] [stderr]    Compiling edid v0.3.0
[INFO] [stderr]    Compiling clap v4.5.41
[INFO] [stderr]    Compiling serde_yaml v0.7.5
[INFO] [stderr]    Compiling mccs-db v0.1.3
[INFO] [stderr]    Compiling ddc-hi v0.4.1
[INFO] [stderr]    Compiling ddc-brightness v1.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 13.44s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v3.2.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "dbd4ab1fa4f8152d39c33a0d86b9874fb5926f7b7e605f10981637905c15d833", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbd4ab1fa4f8152d39c33a0d86b9874fb5926f7b7e605f10981637905c15d833", kill_on_drop: false }`
[INFO] [stdout] dbd4ab1fa4f8152d39c33a0d86b9874fb5926f7b7e605f10981637905c15d833
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3535ab6ade4ba6536dd540733094502aed7c9e63a4e013629aa016f456a85518
[INFO] running `Command { std: "docker" "start" "-a" "3535ab6ade4ba6536dd540733094502aed7c9e63a4e013629aa016f456a85518", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v3.2.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/ddc_brightness-eb9ddac972ca5b1d)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[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] running `Command { std: "docker" "inspect" "3535ab6ade4ba6536dd540733094502aed7c9e63a4e013629aa016f456a85518", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3535ab6ade4ba6536dd540733094502aed7c9e63a4e013629aa016f456a85518", kill_on_drop: false }`
[INFO] [stdout] 3535ab6ade4ba6536dd540733094502aed7c9e63a4e013629aa016f456a85518