[INFO] fetching crate mdmux 0.3.0...
[INFO] testing mdmux-0.3.0 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate mdmux 0.3.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate mdmux 0.3.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate mdmux 0.3.0
[INFO] tweaked toml for crates.io crate mdmux 0.3.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mdmux 0.3.0 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 mdmux 0.3.0 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] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:58:12
[INFO] [stderr]    |
[INFO] [stderr] 58 | homepage = "https://github.com/nero408/mdmux"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 63 | repository = "https://github.com/nero408/mdmux"
[INFO] [stderr]    |              ----------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `mdmux` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 593e3b4f856307547fc753caebb1f7ed43c486d8c72aab8d117a0e35a854bbcc
[INFO] running `Command { std: "docker" "start" "593e3b4f856307547fc753caebb1f7ed43c486d8c72aab8d117a0e35a854bbcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "593e3b4f856307547fc753caebb1f7ed43c486d8c72aab8d117a0e35a854bbcc", 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" "593e3b4f856307547fc753caebb1f7ed43c486d8c72aab8d117a0e35a854bbcc" "/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" "593e3b4f856307547fc753caebb1f7ed43c486d8c72aab8d117a0e35a854bbcc", 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" "593e3b4f856307547fc753caebb1f7ed43c486d8c72aab8d117a0e35a854bbcc" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:58:12
[INFO] [stderr]    |
[INFO] [stderr] 58 | homepage = "https://github.com/nero408/mdmux"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 63 | repository = "https://github.com/nero408/mdmux"
[INFO] [stderr]    |              ----------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `mdmux` (manifest) generated 1 warning
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling bitflags v2.11.1
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling simd-adler32 v0.3.9
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling itoa v1.0.18
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling adler2 v2.0.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling find-msvc-tools v0.1.9
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling lock_api v0.4.14
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling pkg-config v0.3.33
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling cc v1.2.62
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling deranged v0.5.8
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling time-core v0.1.8
[INFO] [stderr]    Compiling once_cell v1.21.4
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling num-conv v0.2.1
[INFO] [stderr]    Compiling zmij v1.0.21
[INFO] [stderr]    Compiling num_threads v0.1.7
[INFO] [stderr]    Compiling instability v0.3.12
[INFO] [stderr]    Compiling flate2 v1.1.9
[INFO] [stderr]    Compiling linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling hashbrown v0.17.1
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling foldhash v0.1.5
[INFO] [stderr]    Compiling allocator-api2 v0.2.21
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling unicode-width v0.2.0
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling mio v1.2.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling inotify-sys v0.1.5
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling quick-xml v0.39.4
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling castaway v0.2.4
[INFO] [stderr]    Compiling indexmap v2.14.0
[INFO] [stderr]    Compiling signal-hook-mio v0.2.5
[INFO] [stderr]    Compiling fdeflate v0.3.7
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling onig_sys v69.9.3
[INFO] [stderr]    Compiling time v0.3.47
[INFO] [stderr]    Compiling ryu v1.0.23
[INFO] [stderr]    Compiling indoc v2.0.7
[INFO] [stderr]    Compiling unicode-segmentation v1.13.2
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling utf8parse v0.2.2
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling pxfm v0.1.29
[INFO] [stderr]    Compiling anstyle-parse v1.0.0
[INFO] [stderr]    Compiling lru v0.12.5
[INFO] [stderr]    Compiling compact_str v0.8.1
[INFO] [stderr]    Compiling png v0.18.1
[INFO] [stderr]    Compiling crossterm v0.28.1
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling pin-project-lite v0.2.17
[INFO] [stderr]    Compiling anyhow v1.0.102
[INFO] [stderr]    Compiling byteorder-lite v0.1.0
[INFO] [stderr]    Compiling bytemuck v1.25.0
[INFO] [stderr]    Compiling anstyle v1.0.14
[INFO] [stderr]    Compiling colorchoice v1.0.5
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.2
[INFO] [stderr]    Compiling anstyle-query v1.1.5
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling x11rb-protocol v0.13.2
[INFO] [stderr]    Compiling option-ext v0.2.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling cassowary v0.3.0
[INFO] [stderr]    Compiling pulldown-cmark v0.12.2
[INFO] [stderr]    Compiling dirs-sys v0.4.1
[INFO] [stderr]    Compiling inotify v0.9.6
[INFO] [stderr]    Compiling unicode-truncate v1.1.0
[INFO] [stderr]    Compiling anstream v1.0.0
[INFO] [stderr]    Compiling getopts v0.2.24
[INFO] [stderr]    Compiling filetime v0.2.29
[INFO] [stderr]    Compiling socket2 v0.6.3
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling bstr v1.12.1
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling pulldown-cmark-escape v0.11.0
[INFO] [stderr]    Compiling percent-encoding v2.3.2
[INFO] [stderr]    Compiling unicase v2.9.0
[INFO] [stderr]    Compiling custom_error v1.9.2
[INFO] [stderr]    Compiling bytes v1.11.1
[INFO] [stderr]    Compiling clap_lex v1.1.0
[INFO] [stderr]    Compiling notify v6.1.1
[INFO] [stderr]    Compiling clap_builder v4.6.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling uuid v1.23.1
[INFO] [stderr]    Compiling dirs v5.0.1
[INFO] [stderr]    Compiling darling_core v0.23.0
[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/1.100.0-beta.1-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.117/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat,unused-externs-silent --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debug-assertions=off --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --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=a5f6a5411e40f8aa -C extra-filename=-7a605237c1fc1d59 --out-dir /opt/rustwide/target/release/build/syn/7a605237c1fc1d59/out -C strip=symbols -L dependency=/opt/rustwide/target/release/build/proc-macro2/c25ba23283f42840/out -L dependency=/opt/rustwide/target/release/build/unicode-ident/d0d290d1559da197/out --extern proc_macro2=/opt/rustwide/target/release/build/proc-macro2/c25ba23283f42840/out/libproc_macro2-c25ba23283f42840.rmeta --extern quote=/opt/rustwide/target/release/build/quote/594b7c1219cca172/out/libquote-594b7c1219cca172.rmeta --extern unicode_ident=/opt/rustwide/target/release/build/unicode-ident/d0d290d1559da197/out/libunicode_ident-d0d290d1559da197.rmeta --cap-lints allow --cap-lints=warn --force-warn=unused_crate_dependencies` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "593e3b4f856307547fc753caebb1f7ed43c486d8c72aab8d117a0e35a854bbcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "593e3b4f856307547fc753caebb1f7ed43c486d8c72aab8d117a0e35a854bbcc", kill_on_drop: false }`
[INFO] [stdout] 593e3b4f856307547fc753caebb1f7ed43c486d8c72aab8d117a0e35a854bbcc
