[INFO] fetching crate bell_system 0.0.1...
[INFO] checking bell_system-0.0.1 against try#da0275e101cdc809ce291ed8b64d6f82c6b65467 for pr-134276
[INFO] extracting crate bell_system 0.0.1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate bell_system 0.0.1 on toolchain da0275e101cdc809ce291ed8b64d6f82c6b65467
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da0275e101cdc809ce291ed8b64d6f82c6b65467" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bell_system 0.0.1
[INFO] finished tweaking crates.io crate bell_system 0.0.1
[INFO] tweaked toml for crates.io crate bell_system 0.0.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da0275e101cdc809ce291ed8b64d6f82c6b65467" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 307 packages to latest compatible versions
[INFO] [stderr]       Adding base64 v0.21.7 (available: v0.22.1)
[INFO] [stderr]       Adding lettre v0.10.4 (available: v0.11.11)
[INFO] [stderr]       Adding local-ip-address v0.5.7 (available: v0.6.3)
[INFO] [stderr]       Adding nix v0.26.4 (available: v0.29.0)
[INFO] [stderr]       Adding reqwest v0.11.27 (available: v0.12.9)
[INFO] [stderr]       Adding rusqlite v0.29.0 (available: v0.32.1)
[INFO] [stderr]       Adding sysinfo v0.29.11 (available: v0.33.0)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.7)
[INFO] [stderr]       Adding toml v0.7.8 (available: v0.8.19)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da0275e101cdc809ce291ed8b64d6f82c6b65467" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+da0275e101cdc809ce291ed8b64d6f82c6b65467" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f6ff749c04b0e0ccd8aa06249b1fefae27167f6b26501434a0cc5502317aaf16
[INFO] running `Command { std: "docker" "start" "-a" "f6ff749c04b0e0ccd8aa06249b1fefae27167f6b26501434a0cc5502317aaf16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6ff749c04b0e0ccd8aa06249b1fefae27167f6b26501434a0cc5502317aaf16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6ff749c04b0e0ccd8aa06249b1fefae27167f6b26501434a0cc5502317aaf16", kill_on_drop: false }`
[INFO] [stdout] f6ff749c04b0e0ccd8aa06249b1fefae27167f6b26501434a0cc5502317aaf16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+da0275e101cdc809ce291ed8b64d6f82c6b65467" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd92884d51f1ccf64562b6d9ab6e214bb2aff608dc4c2e3a77933d31ef83d052
[INFO] running `Command { std: "docker" "start" "-a" "bd92884d51f1ccf64562b6d9ab6e214bb2aff608dc4c2e3a77933d31ef83d052", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.168
[INFO] [stderr]    Compiling serde v1.0.216
[INFO] [stderr]    Compiling pkg-config v0.3.31
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]     Checking bitflags v2.6.0
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.68
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]    Compiling native-tls v0.2.12
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling rustversion v1.0.18
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling serde_json v1.0.133
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking tinyvec v1.8.0
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]     Checking opaque-debug v0.3.1
[INFO] [stderr]     Checking allocator-api2 v0.2.21
[INFO] [stderr]    Compiling seccomp-sys v0.1.3
[INFO] [stderr]     Checking destructure_traitobject v0.2.0
[INFO] [stderr]     Checking unicode-width v0.1.14
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling anyhow v1.0.94
[INFO] [stderr]    Compiling libseccomp-sys v0.2.1
[INFO] [stderr]    Compiling libseccomp v0.3.0
[INFO] [stderr]    Compiling openssl-sys v0.9.104
[INFO] [stderr]    Compiling libsqlite3-sys v0.26.0
[INFO] [stderr]     Checking ordered-float v2.10.1
[INFO] [stderr]    Compiling syscallz v0.17.0
[INFO] [stderr]     Checking unsafe-any-ors v1.0.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]     Checking winnow v0.5.40
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking unsafe-libyaml v0.2.11
[INFO] [stderr]     Checking unicode-bidi v0.3.18
[INFO] [stderr]     Checking iana-time-zone v0.1.61
[INFO] [stderr]     Checking base64 v0.22.1
[INFO] [stderr]     Checking mime v0.3.17
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking base64ct v1.6.0
[INFO] [stderr]     Checking email-encoding v0.2.1
[INFO] [stderr]     Checking unicode-normalization v0.1.24
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking typemap-ors v1.0.0
[INFO] [stderr]     Checking encoding_rs v0.8.35
[INFO] [stderr]     Checking arc-swap v1.7.1
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking email_address v0.2.9
[INFO] [stderr]     Checking sync_wrapper v0.1.2
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking quoted_printable v0.4.8
[INFO] [stderr]     Checking ipnet v2.10.1
[INFO] [stderr]     Checking base32 v0.4.0
[INFO] [stderr]     Checking constant_time_eq v0.2.6
[INFO] [stderr]     Checking fallible-streaming-iterator v0.1.9
[INFO] [stderr]     Checking webpki-roots v0.25.4
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking socket2 v0.5.8
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]     Checking ring v0.17.8
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking universal-hash v0.5.1
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking polyval v0.6.2
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking blake2 v0.10.6
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]     Checking ctr v0.9.2
[INFO] [stderr]     Checking ghash v0.5.1
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking aead v0.5.2
[INFO] [stderr]     Checking password-hash v0.5.0
[INFO] [stderr]     Checking idna v0.3.0
[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking thread-id v4.2.2
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking strum v0.25.0
[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/da0275e101cdc809ce291ed8b64d6f82c6b65467/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/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"' --check-cfg 'cfg(docsrs)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "quote", "test", "visit", "visit-mut"))' -C metadata=be51cc74d70629aa -C extra-filename=-4074fbc4e5590385 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-e570e5fb04d6c6b4.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-c3b6d804087fdee5.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-b626f23cf06b5028.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" "bd92884d51f1ccf64562b6d9ab6e214bb2aff608dc4c2e3a77933d31ef83d052", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd92884d51f1ccf64562b6d9ab6e214bb2aff608dc4c2e3a77933d31ef83d052", kill_on_drop: false }`
[INFO] [stdout] bd92884d51f1ccf64562b6d9ab6e214bb2aff608dc4c2e3a77933d31ef83d052