[INFO] fetching crate prefixdevname 0.2.0...
[INFO] testing prefixdevname-0.2.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate prefixdevname 0.2.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate prefixdevname 0.2.0
[INFO] finished tweaking crates.io crate prefixdevname 0.2.0
[INFO] tweaked toml for crates.io crate prefixdevname 0.2.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate prefixdevname 0.2.0 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 prefixdevname 0.2.0 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" "+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-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7d16f2e7c1afc70472aa7da7551b849a9ab2eb36c3d69056975d0189de73b5fe
[INFO] running `Command { std: "docker" "start" "-a" "7d16f2e7c1afc70472aa7da7551b849a9ab2eb36c3d69056975d0189de73b5fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d16f2e7c1afc70472aa7da7551b849a9ab2eb36c3d69056975d0189de73b5fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d16f2e7c1afc70472aa7da7551b849a9ab2eb36c3d69056975d0189de73b5fe", kill_on_drop: false }`
[INFO] [stdout] 7d16f2e7c1afc70472aa7da7551b849a9ab2eb36c3d69056975d0189de73b5fe
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed70ebfa4943f8e6b48cec0e081a3bd8009c0ae4d58ad7bde910c7e7f02b5550
[INFO] running `Command { std: "docker" "start" "-a" "ed70ebfa4943f8e6b48cec0e081a3bd8009c0ae4d58ad7bde910c7e7f02b5550", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling pkg-config v0.3.11
[INFO] [stderr]    Compiling once_cell v1.16.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling dlv-list v0.3.0
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling atty v0.2.10
[INFO] [stderr]    Compiling aho-corasick v0.7.19
[INFO] [stderr]    Compiling libudev v0.3.0
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling ordered-multimap v0.4.3
[INFO] [stderr]    Compiling regex v1.7.0
[INFO] [stderr]    Compiling rust-ini v0.18.0
[INFO] [stderr]    Compiling env_logger v0.9.3
[INFO] [stderr]    Compiling prefixdevname v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.97s
[INFO] running `Command { std: "docker" "inspect" "ed70ebfa4943f8e6b48cec0e081a3bd8009c0ae4d58ad7bde910c7e7f02b5550", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed70ebfa4943f8e6b48cec0e081a3bd8009c0ae4d58ad7bde910c7e7f02b5550", kill_on_drop: false }`
[INFO] [stdout] ed70ebfa4943f8e6b48cec0e081a3bd8009c0ae4d58ad7bde910c7e7f02b5550
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] accaa6ee39e97024e71caf3fb46a5e5563d9f63d180c828dfbaed0c104d99fbc
[INFO] running `Command { std: "docker" "start" "-a" "accaa6ee39e97024e71caf3fb46a5e5563d9f63d180c828dfbaed0c104d99fbc", kill_on_drop: false }`
[INFO] [stderr]    Compiling prefixdevname v0.2.0 (/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/rustcnXQbaG/symbols.o" "<9 object files omitted>" "-Wl,--as-needed" "-Wl,-Bdynamic" "-lumockdev" "-Wl,-Bstatic" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libtest-*,libgetopts-*,librustc_std_workspace_std-*}.rlib" "/opt/rustwide/target/debug/deps/{liblazy_static-8f54c7c82e1daacf,liblibudev-3bb64f248caa0f5d,liblibudev_sys-2d0e5f0709a2a4d9,libini-1479eb4d7bb20f52,libordered_multimap-21e5181cb88e8db2,libhashbrown-90e9dbc61c3512b2,libahash-a1aac5b8692505d2,libgetrandom-e4fc83cb7d09e7f3,libonce_cell-86741cf47060cad5,libdlv_list-541367b35500f747,libenv_logger-1facbb646cfa1c01,libatty-03ae19eec26f98f3,liblibc-4d299d4c2b600ab7,libtermcolor-e01ec2159f668af5,libhumantime-7189daee966b6741,libregex-b34dfc087f8525d7,libaho_corasick-fb957b15875f022a,libmemchr-6bd5723bc1b40ae3,libregex_syntax-d6be21cdf2deb59c,liblog-7a9c972430657031,libcfg_if-d9b80cb51cda7b5b}.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" "-ludev" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/opt/rustwide/target/debug/deps/rustcnXQbaG/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" "/usr/lib/x86_64-linux-gnu" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/prefixdevname-fb0b8eb4f8ac09fb" "-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 -lumockdev
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `prefixdevname` (bin "prefixdevname" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "accaa6ee39e97024e71caf3fb46a5e5563d9f63d180c828dfbaed0c104d99fbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "accaa6ee39e97024e71caf3fb46a5e5563d9f63d180c828dfbaed0c104d99fbc", kill_on_drop: false }`
[INFO] [stdout] accaa6ee39e97024e71caf3fb46a5e5563d9f63d180c828dfbaed0c104d99fbc
