[INFO] fetching crate du-dust 1.2.3...
[INFO] testing du-dust-1.2.3 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate du-dust 1.2.3 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate du-dust 1.2.3
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate du-dust 1.2.3
[INFO] tweaked toml for crates.io crate du-dust 1.2.3 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate du-dust 1.2.3 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 du-dust 1.2.3 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 2f1e0ebc9039e7e16face96f8e7b58e993a38f354599d66fd68d530f5786c708
[INFO] running `Command { std: "docker" "start" "-a" "2f1e0ebc9039e7e16face96f8e7b58e993a38f354599d66fd68d530f5786c708", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f1e0ebc9039e7e16face96f8e7b58e993a38f354599d66fd68d530f5786c708", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f1e0ebc9039e7e16face96f8e7b58e993a38f354599d66fd68d530f5786c708", kill_on_drop: false }`
[INFO] [stdout] 2f1e0ebc9039e7e16face96f8e7b58e993a38f354599d66fd68d530f5786c708
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 10cdb7e4150b9b998cb9d7fa53a26555dda143f3e5e55ea48733d2e49795d557
[INFO] running `Command { std: "docker" "start" "-a" "10cdb7e4150b9b998cb9d7fa53a26555dda143f3e5e55ea48733d2e49795d557", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling utf8parse v0.2.2
[INFO] [stderr]    Compiling colorchoice v1.0.4
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.1
[INFO] [stderr]    Compiling anstyle-query v1.1.3
[INFO] [stderr]    Compiling anstyle v1.0.11
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling roff v0.2.2
[INFO] [stderr]    Compiling rustix v0.37.28
[INFO] [stderr]    Compiling overload v0.1.1
[INFO] [stderr]    Compiling anstyle-parse v0.2.7
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling linux-raw-sys v0.3.8
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling anstream v0.6.19
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling stfu8 v0.2.7
[INFO] [stderr]    Compiling thousands v0.2.0
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling clap_builder v4.5.40
[INFO] [stderr]    Compiling lscolors v0.13.0
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling directories v4.0.1
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling sysinfo v0.27.8
[INFO] [stderr]    Compiling terminal_size v0.2.6
[INFO] [stderr]    Compiling ctrlc v3.4.7
[INFO] [stderr]    Compiling clap_derive v4.5.40
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling clap v4.5.40
[INFO] [stderr]    Compiling clap_complete v4.5.54
[INFO] [stderr]    Compiling clap_mangen v0.2.27
[INFO] [stderr]    Compiling du-dust v1.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr] error: failed to run custom build command for `du-dust v1.2.3 (/opt/rustwide/workdir)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/du-dust-b92b17a9006f7c47/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Error: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "10cdb7e4150b9b998cb9d7fa53a26555dda143f3e5e55ea48733d2e49795d557", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10cdb7e4150b9b998cb9d7fa53a26555dda143f3e5e55ea48733d2e49795d557", kill_on_drop: false }`
[INFO] [stdout] 10cdb7e4150b9b998cb9d7fa53a26555dda143f3e5e55ea48733d2e49795d557