[INFO] fetching crate refile-m4b 0.3.1...
[INFO] testing refile-m4b-0.3.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate refile-m4b 0.3.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate refile-m4b 0.3.1
[INFO] finished tweaking crates.io crate refile-m4b 0.3.1
[INFO] tweaked toml for crates.io crate refile-m4b 0.3.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate refile-m4b 0.3.1 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate refile-m4b 0.3.1 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-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 17c72f91684cc3be2f09080bd90344d3a10be63f6fefaa346aa494143ae9bd18
[INFO] running `Command { std: "docker" "start" "-a" "17c72f91684cc3be2f09080bd90344d3a10be63f6fefaa346aa494143ae9bd18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17c72f91684cc3be2f09080bd90344d3a10be63f6fefaa346aa494143ae9bd18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17c72f91684cc3be2f09080bd90344d3a10be63f6fefaa346aa494143ae9bd18", kill_on_drop: false }`
[INFO] [stdout] 17c72f91684cc3be2f09080bd90344d3a10be63f6fefaa346aa494143ae9bd18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49e67c396da7373567437ab815b033b4b51a1b7c2d1eb79e3c960f4c97ac3078
[INFO] running `Command { std: "docker" "start" "-a" "49e67c396da7373567437ab815b033b4b51a1b7c2d1eb79e3c960f4c97ac3078", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.87
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling anstyle-query v1.0.2
[INFO] [stderr]    Compiling anstyle v1.0.5
[INFO] [stderr]    Compiling taglib-sys v1.0.0
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling clap_lex v0.6.0
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling anstyle-parse v0.2.3
[INFO] [stderr]    Compiling anstream v0.6.11
[INFO] [stderr]    Compiling clap_builder v4.4.18
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling taglib v1.0.0
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]    Compiling clap v4.4.18
[INFO] [stderr]    Compiling regex v1.10.6
[INFO] [stderr]    Compiling refile-m4b v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/opt/rustwide/target/debug/deps/rustcDVHdBb/symbols.o" "<5 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libregex-03ad604d7c66db4b,libregex_automata-e04441df7b7e4df8,libaho_corasick-f4defb05e6621c87,libmemchr-583048cc8df6a3f8,libregex_syntax-42dcbed31255f815,libtaglib-5847e5d4bb46b0d2,libtaglib_sys-7d1db9e6b4b9edaf,liblibc-63928b9abf2e2373,libclap-39add62440bf4dc1,libclap_builder-efcdcbdebf0c3456,libstrsim-0e20d3b696b9223d,libanstream-91f1bdb7a516e981,libanstyle_query-bd40ebc59f49d8b6,libcolorchoice-303811adf37ffac3,libanstyle_parse-6edbd6c0795b4097,libutf8parse-32b15f28e5ba5bef,libclap_lex-518f7ff13638afc3,libanstyle-6fa243587af2ab48,libanyhow-907ed50cfccf368d}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,libcfg_if-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,liblibc-*,librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-ltag_c" "-ltag" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/opt/rustwide/target/debug/deps/rustcDVHdBb/raw-dylibs" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/refile_m4b-4411c9aed2e9813d" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: unable to find library -ltag_c
[INFO] [stdout]           rust-lld: error: unable to find library -ltag
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `refile-m4b` (bin "refile-m4b") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "49e67c396da7373567437ab815b033b4b51a1b7c2d1eb79e3c960f4c97ac3078", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49e67c396da7373567437ab815b033b4b51a1b7c2d1eb79e3c960f4c97ac3078", kill_on_drop: false }`
[INFO] [stdout] 49e67c396da7373567437ab815b033b4b51a1b7c2d1eb79e3c960f4c97ac3078
