[INFO] fetching crate mpv-music 0.25.5...
[INFO] testing mpv-music-0.25.5 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate mpv-music 0.25.5 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate mpv-music 0.25.5
[INFO] finished tweaking crates.io crate mpv-music 0.25.5
[INFO] tweaked toml for crates.io crate mpv-music 0.25.5 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mpv-music 0.25.5 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mpv-music 0.25.5 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a7bbf19c38ebb1db7a5e3c3c9ff2fc87edd8771e0835bef21ba02ca28f9a2905
[INFO] running `Command { std: "docker" "start" "-a" "a7bbf19c38ebb1db7a5e3c3c9ff2fc87edd8771e0835bef21ba02ca28f9a2905", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7bbf19c38ebb1db7a5e3c3c9ff2fc87edd8771e0835bef21ba02ca28f9a2905", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7bbf19c38ebb1db7a5e3c3c9ff2fc87edd8771e0835bef21ba02ca28f9a2905", kill_on_drop: false }`
[INFO] [stdout] a7bbf19c38ebb1db7a5e3c3c9ff2fc87edd8771e0835bef21ba02ca28f9a2905
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d10566552658df657f4e70ca6c7971e2888655982ea95e863d6cb50a8a755006
[INFO] running `Command { std: "docker" "start" "-a" "d10566552658df657f4e70ca6c7971e2888655982ea95e863d6cb50a8a755006", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling unicode-width v0.2.2
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling foldhash v0.2.0
[INFO] [stderr]    Compiling futures-core v0.3.32
[INFO] [stderr]    Compiling itoa v1.0.17
[INFO] [stderr]    Compiling pin-project-lite v0.2.17
[INFO] [stderr]    Compiling indoc v2.0.7
[INFO] [stderr]    Compiling anstyle v1.0.13
[INFO] [stderr]    Compiling ryu v1.0.23
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling regex-syntax v0.8.9
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.2
[INFO] [stderr]    Compiling anstyle-query v1.1.5
[INFO] [stderr]    Compiling instability v0.3.11
[INFO] [stderr]    Compiling pulldown-cmark v0.13.1
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling anstream v0.6.21
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling unicase v2.9.0
[INFO] [stderr]    Compiling deranged v0.5.8
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling convert_case v0.10.0
[INFO] [stderr]    Compiling futures-sink v0.3.32
[INFO] [stderr]    Compiling simd-adler32 v0.3.8
[INFO] [stderr]    Compiling linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling num_threads v0.1.7
[INFO] [stderr]    Compiling clap_lex v1.0.0
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling castaway v0.2.4
[INFO] [stderr]    Compiling compact_str v0.9.0
[INFO] [stderr]    Compiling time-core v0.1.8
[INFO] [stderr]    Compiling num-conv v0.2.0
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling cc v1.2.55
[INFO] [stderr]    Compiling lru v0.16.3
[INFO] [stderr]    Compiling clap_builder v4.5.60
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling thread_local v1.1.9
[INFO] [stderr]    Compiling owo-colors v4.3.0
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling rand_core v0.10.0
[INFO] [stderr]    Compiling getrandom v0.4.1
[INFO] [stderr]    Compiling litrs v1.0.0
[INFO] [stderr]    Compiling nix v0.28.0
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling futures-channel v0.3.32
[INFO] [stderr]    Compiling tracing-subscriber v0.3.22
[INFO] [stderr]    Compiling futures-io v0.3.32
[INFO] [stderr]    Compiling bytes v1.11.1
[INFO] [stderr]    Compiling slab v0.4.12
[INFO] [stderr]    Compiling futures-task v0.3.32
[INFO] [stderr]    Compiling color-spantrace v0.3.0
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling gimli v0.32.3
[INFO] [stderr]    Compiling document-features v0.2.12
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling unicode-truncate v2.0.1
[INFO] [stderr]    Compiling nix v0.31.2
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling libmimalloc-sys v0.1.44
[INFO] [stderr]    Compiling vte v0.15.0
[INFO] [stderr]    Compiling indenter v0.3.4
[INFO] [stderr]    Compiling cpufeatures v0.3.0
[INFO] [stderr]    Compiling tracing-error v0.2.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.27
[INFO] [stderr]    Compiling mio v1.1.1
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling time v0.3.47
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling line-clipping v0.3.5
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling signal-hook-mio v0.2.5
[INFO] [stderr]    Compiling socket2 v0.6.2
[INFO] [stderr]    Compiling portable-atomic v1.13.1
[INFO] [stderr]    Compiling zmij v1.0.19
[INFO] [stderr]    Compiling raw-cpuid v11.6.0
[INFO] [stderr]    Compiling serial2 v0.2.34
[INFO] [stderr]    Compiling tinyvec v1.10.0
[INFO] [stderr]    Compiling chacha20 v0.10.0
[INFO] [stderr]    Compiling vt100 v0.16.2
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling nom v8.0.0
[INFO] [stderr]    Compiling iana-time-zone v0.1.65
[INFO] [stderr]    Compiling shell-words v1.1.1
[INFO] [stderr]    Compiling winnow v0.7.14
[INFO] [stderr]    Compiling downcast-rs v1.2.1
[INFO] [stderr]    Compiling simdutf8 v0.1.5
[INFO] [stderr]    Compiling jiff v0.2.22
[INFO] [stderr]    Compiling doctest-file v1.0.0
[INFO] [stderr]    Compiling roff v0.2.2
[INFO] [stderr]    Compiling mimalloc v0.1.48
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling dirs-sys v0.5.0
[INFO] [stderr]    Compiling ogg_pager v0.7.1
[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/dec9417b8611e34e787a3e4c37686b5131f9e5c5/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.114/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="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="visit"' --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=00070ebfb95982ce -C extra-filename=-455393fd41c05fbc --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-616c6d5af27873b2.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-7fef415f3350c4ed.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-6c0afd1e85ed9e63.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d10566552658df657f4e70ca6c7971e2888655982ea95e863d6cb50a8a755006", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d10566552658df657f4e70ca6c7971e2888655982ea95e863d6cb50a8a755006", kill_on_drop: false }`
[INFO] [stdout] d10566552658df657f4e70ca6c7971e2888655982ea95e863d6cb50a8a755006