[INFO] fetching crate xvc-file 0.4.2-alpha.8...
[INFO] checking xvc-file-0.4.2-alpha.8 against try#d4bd6c543d189dee2fa075d0b37e31ddc7d111a4 for pr-106073
[INFO] extracting crate xvc-file 0.4.2-alpha.8 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate xvc-file 0.4.2-alpha.8 on toolchain d4bd6c543d189dee2fa075d0b37e31ddc7d111a4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d4bd6c543d189dee2fa075d0b37e31ddc7d111a4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xvc-file 0.4.2-alpha.8
[INFO] finished tweaking crates.io crate xvc-file 0.4.2-alpha.8
[INFO] tweaked toml for crates.io crate xvc-file 0.4.2-alpha.8 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate xvc-file 0.4.2-alpha.8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d4bd6c543d189dee2fa075d0b37e31ddc7d111a4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:9db6adea6fe108e8475f2314ed6ea91319efc655499b550640da2809d69ffe6a" "/opt/rustwide/cargo-home/bin/cargo" "+d4bd6c543d189dee2fa075d0b37e31ddc7d111a4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1cb7f67ee72155d539c63ebbd4147772989a707135c7145c8273870322877d5b
[INFO] running `Command { std: "docker" "start" "-a" "1cb7f67ee72155d539c63ebbd4147772989a707135c7145c8273870322877d5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1cb7f67ee72155d539c63ebbd4147772989a707135c7145c8273870322877d5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cb7f67ee72155d539c63ebbd4147772989a707135c7145c8273870322877d5b", kill_on_drop: false }`
[INFO] [stdout] 1cb7f67ee72155d539c63ebbd4147772989a707135c7145c8273870322877d5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:9db6adea6fe108e8475f2314ed6ea91319efc655499b550640da2809d69ffe6a" "/opt/rustwide/cargo-home/bin/cargo" "+d4bd6c543d189dee2fa075d0b37e31ddc7d111a4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c234088e3c277eecbb88d408044abb01bb3e52ae8068aa041254a6ce0ec33e06
[INFO] running `Command { std: "docker" "start" "-a" "c234088e3c277eecbb88d408044abb01bb3e52ae8068aa041254a6ce0ec33e06", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]    Compiling serde_derive v1.0.149
[INFO] [stderr]    Compiling serde v1.0.149
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking bytes v1.3.0
[INFO] [stderr]    Compiling cc v1.0.77
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking itoa v1.0.4
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]     Checking futures-sink v0.3.25
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]     Checking futures-io v0.3.25
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling tokio v1.23.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.13
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling openssl v0.10.44
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling serde_json v1.0.89
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking openssl-probe v0.1.5
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[INFO] [stderr]    Compiling rayon-core v1.10.1
[INFO] [stderr]     Checking percent-encoding v2.2.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.2
[INFO] [stderr]     Checking form_urlencoded v1.1.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]    Compiling io-lifetimes v1.0.3
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking num_cpus v1.14.0
[INFO] [stderr]     Checking mio v0.8.5
[INFO] [stderr]     Checking socket2 v0.4.7
[INFO] [stderr]    Compiling openssl-sys v0.9.79
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking fern v0.6.1
[INFO] [stderr]    Compiling rustversion v1.0.9
[INFO] [stderr]    Compiling anyhow v1.0.66
[INFO] [stderr]    Compiling rustix v0.36.5
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling async-trait v0.1.59
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking idna v0.3.0
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking rayon v1.6.0
[INFO] [stderr]     Checking xvc-logging v0.4.2-alpha.8
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.3
[INFO] [stderr]     Checking crossbeam v0.8.2
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking inotify v0.9.6
[INFO] [stderr]     Checking filetime v0.2.19
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking digest v0.10.6
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]     Checking dlv-list v0.3.0
[INFO] [stderr]    Compiling paste v1.0.9
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking linux-raw-sys v0.1.3
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling time-core v0.1.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]     Checking tower-service v0.3.2
[INFO] [stderr]    Compiling time-macros v0.2.6
[INFO] [stderr]     Checking smartstring v0.2.10
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking ordered-multimap v0.4.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking notify v5.0.0
[INFO] [stderr]    Compiling blake3 v1.3.3
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking rxml_validation v0.8.1
[INFO] [stderr]    Compiling cached_proc_macro_types v0.1.0
[INFO] [stderr]     Checking xml-rs v0.8.4
[INFO] [stderr]     Checking cpufeatures v0.2.5
[INFO] [stderr]     Checking wildmatch v2.1.1
[INFO] [stderr]     Checking unsafe-libyaml v0.2.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.5
[INFO] [stderr]     Checking os_str_bytes v6.4.1
[INFO] [stderr]     Checking rmp v0.8.11
[INFO] [stderr]     Checking sha2 v0.10.6
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking clap_lex v0.3.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]     Checking directories-next v2.0.0
[INFO] [stderr]     Checking rust-ini v0.18.0
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking path-dedot v3.0.18
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking keccak v0.1.3
[INFO] [stderr]     Checking ipnet v2.6.0
[INFO] [stderr]     Checking constant_time_eq v0.2.4
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking regex v1.7.0
[INFO] [stderr]     Checking async_once v0.2.6
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]     Checking strum v0.24.1
[INFO] [stderr]     Checking sha3 v0.10.6
[INFO] [stderr]     Checking is-terminal v0.4.1
[INFO] [stderr]     Checking path-absolutize v3.0.14
[INFO] [stderr]     Checking sled v0.34.7
[INFO] [stderr]     Checking jwalk v0.6.0
[INFO] [stderr]     Checking blake2 v0.10.5
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking fastrand v1.8.0
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking seahash v4.1.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking subprocess v0.2.9
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]     Checking which v4.3.0
[INFO] [stderr]     Checking iana-time-zone v0.1.53
[INFO] [stderr]     Checking reflink v0.1.3
[INFO] [stderr]     Checking chrono v0.4.23
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]     Checking globset v0.4.9
[INFO] [stderr]    Compiling shellfn-core v0.1.1
[INFO] [stderr]    Compiling tokio-macros v1.8.2
[INFO] [stderr]    Compiling futures-macro v0.3.25
[INFO] [stderr]    Compiling thiserror-impl v1.0.37
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]    Compiling clap_derive v4.0.21
[INFO] [stderr]    Compiling strum_macros v0.24.3
[INFO] [stderr]    Compiling maybe-async v0.2.6
[INFO] [stderr]    Compiling darling_core v0.8.6
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]    Compiling shellwords v1.1.0
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.15.44/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 -C debuginfo=2 --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"' -C metadata=a529d866e2231dd5 -C extra-filename=-a529d866e2231dd5 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-74cf65b213176c4b.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-520fec877571f6ee.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-17df5e5ca0bb5bda.rmeta --cap-lints allow --cap-lints=forbid --cfg syn_can_match_trailing_dollar --cfg syn_can_use_thread_id --cfg syn_can_use_associated_constants --cfg syn_can_call_macro_by_path` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c234088e3c277eecbb88d408044abb01bb3e52ae8068aa041254a6ce0ec33e06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c234088e3c277eecbb88d408044abb01bb3e52ae8068aa041254a6ce0ec33e06", kill_on_drop: false }`
[INFO] [stdout] c234088e3c277eecbb88d408044abb01bb3e52ae8068aa041254a6ce0ec33e06