[INFO] fetching crate r-tool 0.1.0...
[INFO] testing r-tool-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate r-tool 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate r-tool 0.1.0
[INFO] finished tweaking crates.io crate r-tool 0.1.0
[INFO] tweaked toml for crates.io crate r-tool 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate r-tool 0.1.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 358 packages to latest compatible versions
[INFO] [stderr]       Adding alphanumeric-sort v1.4.0 (available: v1.5.3)
[INFO] [stderr]       Adding base64 v0.13.1 (available: v0.22.1)
[INFO] [stderr]       Adding cargo-tarpaulin v0.27.3 (available: v0.32.8)
[INFO] [stderr]       Adding indexmap v1.8.2 (available: v1.9.3)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[INFO] [stderr]       Adding zip v0.6.6 (available: v5.1.1)
[INFO] [stderr]       Adding zip-extensions v0.6.2 (available: v0.8.3)
[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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 9abe209eca7eaa20e3f764c599456de033fdb952ac153c250a8b5337af48918f
[INFO] running `Command { std: "docker" "start" "-a" "9abe209eca7eaa20e3f764c599456de033fdb952ac153c250a8b5337af48918f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9abe209eca7eaa20e3f764c599456de033fdb952ac153c250a8b5337af48918f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9abe209eca7eaa20e3f764c599456de033fdb952ac153c250a8b5337af48918f", kill_on_drop: false }`
[INFO] [stdout] 9abe209eca7eaa20e3f764c599456de033fdb952ac153c250a8b5337af48918f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] ff5ac3971229cd679835a915ae0671d4211f23f2f4e11efd913bec60567822c9
[INFO] running `Command { std: "docker" "start" "-a" "ff5ac3971229cd679835a915ae0671d4211f23f2f4e11efd913bec60567822c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling zstd-safe v5.0.2+zstd.1.5.2
[INFO] [stderr]    Compiling base64ct v1.8.0
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling deranged v0.5.4
[INFO] [stderr]    Compiling time-core v0.1.6
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling flate2 v1.1.2
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling inout v0.1.4
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling cipher v0.4.4
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling rustc-serialize v0.3.25
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling encoding_rs v0.8.35
[INFO] [stderr]    Compiling cc v1.2.39
[INFO] [stderr]    Compiling password-hash v0.4.2
[INFO] [stderr]    Compiling aes v0.8.4
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling pbkdf2 v0.11.0
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling time v0.3.44
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling bzip2-sys v0.1.13+1.0.8
[INFO] [stderr]    Compiling openssl-sys v0.9.109
[INFO] [stderr]    Compiling openssl v0.10.73
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling bzip2 v0.4.4
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling zstd v0.11.2+zstd.1.5.2
[INFO] [stderr]    Compiling zip v0.6.6
[INFO] [stderr]    Compiling zip-extensions v0.6.2
[INFO] [stderr]    Compiling r-tool v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.60s
[INFO] running `Command { std: "docker" "inspect" "ff5ac3971229cd679835a915ae0671d4211f23f2f4e11efd913bec60567822c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff5ac3971229cd679835a915ae0671d4211f23f2f4e11efd913bec60567822c9", kill_on_drop: false }`
[INFO] [stdout] ff5ac3971229cd679835a915ae0671d4211f23f2f4e11efd913bec60567822c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 1c5b3662a352e52961fdefddf199f20fe6ca940410a8eacb67dcd42b735f3285
[INFO] running `Command { std: "docker" "start" "-a" "1c5b3662a352e52961fdefddf199f20fe6ca940410a8eacb67dcd42b735f3285", kill_on_drop: false }`
[INFO] [stderr] warning: r-tool v0.1.0 (/opt/rustwide/workdir) ignoring invalid dependency `cargo-html` which is missing a lib target
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling bitflags v2.9.4
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling hashbrown v0.16.0
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling cc v1.2.39
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]    Compiling http v0.2.12
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling password-hash v0.4.2
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling indexmap v1.8.2
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]    Compiling anstyle v1.0.13
[INFO] [stderr]    Compiling camino v1.2.1
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling anstream v0.6.20
[INFO] [stderr]    Compiling rustls-pemfile v1.0.4
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling pbkdf2 v0.11.0
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling twox-hash v1.6.3
[INFO] [stderr]    Compiling indexmap v2.11.4
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]    Compiling gzip-header v1.0.0
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling procfs v0.16.0
[INFO] [stderr]    Compiling sync_wrapper v0.1.2
[INFO] [stderr]    Compiling toml_write v0.1.2
[INFO] [stderr]    Compiling md5 v0.7.0
[INFO] [stderr]    Compiling llvm_profparser v0.3.3
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling deflate v1.0.0
[INFO] [stderr]    Compiling procfs-core v0.16.0
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling clap_builder v4.5.48
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling cargo-tarpaulin v0.27.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling openssl-sys v0.9.109
[INFO] [stderr]    Compiling libz-sys v1.1.22
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling libssh2-sys v0.3.1
[INFO] [stderr]    Compiling bzip2-sys v0.1.13+1.0.8
[INFO] [stderr]    Compiling openssl v0.10.73
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling libgit2-sys v0.16.2+1.7.2
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2025-09-21-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.106/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=fbf2581bfc268f05 -C extra-filename=-9e91f4c025718df0 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-234839217d00a420.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-7669e33d464d6818.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-76924bfc03cc13f9.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "1c5b3662a352e52961fdefddf199f20fe6ca940410a8eacb67dcd42b735f3285", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c5b3662a352e52961fdefddf199f20fe6ca940410a8eacb67dcd42b735f3285", kill_on_drop: false }`
[INFO] [stdout] 1c5b3662a352e52961fdefddf199f20fe6ca940410a8eacb67dcd42b735f3285
