[INFO] fetching crate music-player-types 0.1.6...
[INFO] checking music-player-types-0.1.6 against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] extracting crate music-player-types 0.1.6 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate music-player-types 0.1.6
[INFO] finished tweaking crates.io crate music-player-types 0.1.6
[INFO] tweaked toml for crates.io crate music-player-types 0.1.6 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate music-player-types 0.1.6 on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 405 packages to latest compatible versions
[INFO] [stderr]       Adding crypto-common v0.1.6 (available: v0.1.7)
[INFO] [stderr]       Adding lofty v0.9.0 (available: v0.22.4)
[INFO] [stderr]       Adding md5 v0.7.0 (available: v0.8.0)
[INFO] [stderr]       Adding mdns-sd v0.5.10 (available: v0.17.0)
[INFO] [stderr]       Adding subtle v2.4.1 (available: v2.6.1)
[INFO] [stderr]       Adding tantivy v0.19.2 (available: v0.25.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded xml-builder v0.5.4
[INFO] [stderr]   Downloaded async-global-executor v2.4.1
[INFO] [stderr]   Downloaded async-process v2.5.0
[INFO] [stderr]   Downloaded gloo-timers v0.3.0
[INFO] [stderr]   Downloaded const_fn v0.4.11
[INFO] [stderr]   Downloaded upnp-client v0.1.11
[INFO] [stderr]   Downloaded measure_time v0.8.3
[INFO] [stderr]   Downloaded async-dup v1.2.4
[INFO] [stderr]   Downloaded colored_json v3.2.0
[INFO] [stderr]   Downloaded libmdns v0.7.5
[INFO] [stderr]   Downloaded minreq v2.14.1
[INFO] [stderr]   Downloaded async-h1 v2.3.4
[INFO] [stderr]   Downloaded async-executor v1.13.3
[INFO] [stderr]   Downloaded config v0.13.4
[INFO] [stderr]   Downloaded async-std v1.13.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 01ac1104800e9b36e77636948f69c98af67ee6af1b90247ad17ff68a370877c9
[INFO] running `Command { std: "docker" "start" "-a" "01ac1104800e9b36e77636948f69c98af67ee6af1b90247ad17ff68a370877c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01ac1104800e9b36e77636948f69c98af67ee6af1b90247ad17ff68a370877c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01ac1104800e9b36e77636948f69c98af67ee6af1b90247ad17ff68a370877c9", kill_on_drop: false }`
[INFO] [stdout] 01ac1104800e9b36e77636948f69c98af67ee6af1b90247ad17ff68a370877c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cfc773783d46cea3e2ab73dd9149683d96c5e3de94406985908685036162f39e
[INFO] running `Command { std: "docker" "start" "-a" "cfc773783d46cea3e2ab73dd9149683d96c5e3de94406985908685036162f39e", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]     Checking value-bag v1.11.1
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]     Checking linux-raw-sys v0.11.0
[INFO] [stderr]     Checking futures-lite v2.6.1
[INFO] [stderr]    Compiling async-io v2.6.0
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking litemap v0.8.1
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]     Checking event-listener v5.4.1
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking log v0.4.28
[INFO] [stderr]     Checking async-task v4.7.1
[INFO] [stderr]     Checking opaque-debug v0.3.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking writeable v0.6.2
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling icu_properties_data v2.1.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]    Compiling icu_normalizer_data v2.1.1
[INFO] [stderr]     Checking piper v0.2.4
[INFO] [stderr]     Checking event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking mio v1.1.0
[INFO] [stderr]     Checking socket2 v0.6.1
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking async-channel v2.5.0
[INFO] [stderr]     Checking async-lock v3.4.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking percent-encoding v2.3.2
[INFO] [stderr]     Checking async-executor v1.13.3
[INFO] [stderr]     Checking blocking v1.6.2
[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling const_fn v0.4.11
[INFO] [stderr]     Checking cpuid-bool v0.2.0
[INFO] [stderr]     Checking cipher v0.2.5
[INFO] [stderr]     Checking universal-hash v0.4.1
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.10.1
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]     Checking polyval v0.4.5
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]     Checking aes-soft v0.6.4
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]     Checking ghash v0.3.1
[INFO] [stderr]     Checking hmac v0.10.1
[INFO] [stderr]     Checking ctr v0.6.0
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]     Checking aead v0.3.2
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking form_urlencoded v1.2.2
[INFO] [stderr]    Compiling cookie v0.14.4
[INFO] [stderr]    Compiling nom v5.1.3
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking waker-fn v1.2.0
[INFO] [stderr]    Compiling rustix v0.37.28
[INFO] [stderr]     Checking aes v0.6.0
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking aes-gcm v0.8.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking hkdf v0.10.0
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling http-types v2.12.0
[INFO] [stderr]     Checking regex-syntax v0.8.8
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking async-lock v2.8.0
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling pest v2.8.3
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking infer v0.2.3
[INFO] [stderr]     Checking dlv-list v0.3.0
[INFO] [stderr]    Compiling unicase v2.8.1
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]     Checking ordered-multimap v0.4.3
[INFO] [stderr]    Compiling err-derive v0.2.4
[INFO] [stderr]     Checking async-dup v1.2.4
[INFO] [stderr]     Checking crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking hashbrown v0.16.0
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking rust-ini v0.18.0
[INFO] [stderr]     Checking if-addrs v0.7.0
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking ownedbytes v0.4.0
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]     Checking pathdiff v0.2.3
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]     Checking new_debug_unreachable v1.0.6
[INFO] [stderr]     Checking dns-parser v0.8.0
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]     Checking dashmap v5.5.3
[INFO] [stderr]     Checking tantivy-common v0.4.0
[INFO] [stderr]     Checking indexmap v2.12.0
[INFO] [stderr]     Checking deranged v0.5.5
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]     Checking http-body v0.4.6
[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/642c19bfc3a5c1de985bf5d0cc8207ac9d22708a/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/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="quote"' --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", "quote", "test", "visit", "visit-mut"))' -C metadata=1e0ce7d0a75bd2b8 -C extra-filename=-75e2d51e96b29ef1 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-7f248eb89d15af9d.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-e50ca8f86bc2df2a.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-9533002ac35f5809.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" "cfc773783d46cea3e2ab73dd9149683d96c5e3de94406985908685036162f39e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfc773783d46cea3e2ab73dd9149683d96c5e3de94406985908685036162f39e", kill_on_drop: false }`
[INFO] [stdout] cfc773783d46cea3e2ab73dd9149683d96c5e3de94406985908685036162f39e