[INFO] fetching crate mecha_display_ctl 0.1.0...
[INFO] testing mecha_display_ctl-0.1.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate mecha_display_ctl 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate mecha_display_ctl 0.1.0
[INFO] finished tweaking crates.io crate mecha_display_ctl 0.1.0
[INFO] tweaked toml for crates.io crate mecha_display_ctl 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mecha_display_ctl 0.1.0 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 42 packages to latest compatible versions
[INFO] [stderr]       Adding mockall v0.11.4 (available: v0.13.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a9c7e6366d2dd2fdcb3b70765f0b88a4ac12f55161d4438e00add1f090a18ff
[INFO] running `Command { std: "docker" "start" "-a" "7a9c7e6366d2dd2fdcb3b70765f0b88a4ac12f55161d4438e00add1f090a18ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a9c7e6366d2dd2fdcb3b70765f0b88a4ac12f55161d4438e00add1f090a18ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a9c7e6366d2dd2fdcb3b70765f0b88a4ac12f55161d4438e00add1f090a18ff", kill_on_drop: false }`
[INFO] [stdout] 7a9c7e6366d2dd2fdcb3b70765f0b88a4ac12f55161d4438e00add1f090a18ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af88ee4ed6d8384d4bf06ef2485f19c2c9711f7e94c80239805b69ae7eb9f876
[INFO] running `Command { std: "docker" "start" "-a" "af88ee4ed6d8384d4bf06ef2485f19c2c9711f7e94c80239805b69ae7eb9f876", kill_on_drop: false }`
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling gimli v0.32.3
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling addr2line v0.25.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling mecha_display_ctl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.19s
[INFO] running `Command { std: "docker" "inspect" "af88ee4ed6d8384d4bf06ef2485f19c2c9711f7e94c80239805b69ae7eb9f876", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af88ee4ed6d8384d4bf06ef2485f19c2c9711f7e94c80239805b69ae7eb9f876", kill_on_drop: false }`
[INFO] [stdout] af88ee4ed6d8384d4bf06ef2485f19c2c9711f7e94c80239805b69ae7eb9f876
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4ce9bffd7ccfbc93706366f9e40b1f8e830c980581be2957140dcf292ef2995
[INFO] running `Command { std: "docker" "start" "-a" "a4ce9bffd7ccfbc93706366f9e40b1f8e830c980581be2957140dcf292ef2995", kill_on_drop: false }`
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling predicates-core v1.0.9
[INFO] [stderr]    Compiling float-cmp v0.9.0
[INFO] [stderr]    Compiling termtree v0.5.1
[INFO] [stderr]    Compiling downcast v0.11.0
[INFO] [stderr]    Compiling fragile v2.0.1
[INFO] [stderr]    Compiling mockall_derive v0.11.4
[INFO] [stderr]    Compiling predicates-tree v1.0.12
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling mecha_display_ctl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling predicates v2.1.5
[INFO] [stderr]    Compiling mockall v0.11.4
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 12.92s
[INFO] running `Command { std: "docker" "inspect" "a4ce9bffd7ccfbc93706366f9e40b1f8e830c980581be2957140dcf292ef2995", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4ce9bffd7ccfbc93706366f9e40b1f8e830c980581be2957140dcf292ef2995", kill_on_drop: false }`
[INFO] [stdout] a4ce9bffd7ccfbc93706366f9e40b1f8e830c980581be2957140dcf292ef2995
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e081912ca7bb69ae1b1183a57052766123268123fabe3d6812efa02227526c88
[INFO] running `Command { std: "docker" "start" "-a" "e081912ca7bb69ae1b1183a57052766123268123fabe3d6812efa02227526c88", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mecha_display_ctl-5025d77f17914877)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test display::tests::test_display_brightness ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mecha_display_ctl
[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" "e081912ca7bb69ae1b1183a57052766123268123fabe3d6812efa02227526c88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e081912ca7bb69ae1b1183a57052766123268123fabe3d6812efa02227526c88", kill_on_drop: false }`
[INFO] [stdout] e081912ca7bb69ae1b1183a57052766123268123fabe3d6812efa02227526c88