[INFO] fetching crate tbr 2.4.3...
[INFO] checking tbr-2.4.3 against try#fa4dd1f19bfeb3fd235dc7f1406c42404436bef5 for pr-145108-2
[INFO] extracting crate tbr 2.4.3 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate tbr 2.4.3
[INFO] finished tweaking crates.io crate tbr 2.4.3
[INFO] tweaked toml for crates.io crate tbr 2.4.3 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tbr 2.4.3 on toolchain fa4dd1f19bfeb3fd235dc7f1406c42404436bef5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fa4dd1f19bfeb3fd235dc7f1406c42404436bef5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tbr 2.4.3 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" "+fa4dd1f19bfeb3fd235dc7f1406c42404436bef5" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+fa4dd1f19bfeb3fd235dc7f1406c42404436bef5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f8d5d4c6081a1910e9364714751a5872cb9b7bfa6bbdcbc53aff3c7c99cd752
[INFO] running `Command { std: "docker" "start" "-a" "7f8d5d4c6081a1910e9364714751a5872cb9b7bfa6bbdcbc53aff3c7c99cd752", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f8d5d4c6081a1910e9364714751a5872cb9b7bfa6bbdcbc53aff3c7c99cd752", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f8d5d4c6081a1910e9364714751a5872cb9b7bfa6bbdcbc53aff3c7c99cd752", kill_on_drop: false }`
[INFO] [stdout] 7f8d5d4c6081a1910e9364714751a5872cb9b7bfa6bbdcbc53aff3c7c99cd752
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+fa4dd1f19bfeb3fd235dc7f1406c42404436bef5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 249b26f69d849166157f0b4330d10f1c57e12b8457d89c7225257f03d7dfaf34
[INFO] running `Command { std: "docker" "start" "-a" "249b26f69d849166157f0b4330d10f1c57e12b8457d89c7225257f03d7dfaf34", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling target-lexicon v0.12.14
[INFO] [stderr]    Compiling winnow v0.6.6
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling version-compare v0.2.0
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking zerocopy v0.7.32
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking pin-project-lite v0.2.14
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]     Checking allocator-api2 v0.2.18
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]     Checking phf_shared v0.10.0
[INFO] [stderr]    Compiling gio v0.19.4
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]     Checking dtoa v1.0.9
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling cfg-expr v0.15.8
[INFO] [stderr]     Checking dtoa-short v0.3.4
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]    Compiling semver v1.0.22
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]     Checking getrandom v0.2.14
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling jobserver v0.1.30
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking phf v0.10.1
[INFO] [stderr]    Compiling cc v1.0.92
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]     Checking bytemuck v1.15.0
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]     Checking ttf-parser v0.20.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]    Compiling anyhow v1.0.82
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking futf v0.1.5
[INFO] [stderr]     Checking strict-num v0.1.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling libsqlite3-sys v0.28.0
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]    Compiling bstr v1.9.1
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling libz-ng-sys v1.1.15
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling phf_codegen v0.10.0
[INFO] [stderr]    Compiling zstd-sys v2.0.10+zstd.1.5.6
[INFO] [stderr]    Compiling string_cache_codegen v0.5.2
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.1
[INFO] [stderr]     Checking outref v0.1.0
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling rkyv v0.7.44
[INFO] [stderr]     Checking arrayref v0.3.7
[INFO] [stderr]     Checking roxmltree v0.19.0
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]    Compiling zstd-safe v7.1.0
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]     Checking tendril v0.4.3
[INFO] [stderr]     Checking tiny-skia-path v0.11.4
[INFO] [stderr]     Checking type-map v0.4.0
[INFO] [stderr]    Compiling markup5ever v0.11.0
[INFO] [stderr]     Checking time v0.3.36
[INFO] [stderr]     Checking simd-abstraction v0.7.1
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]     Checking anstyle-parse v0.2.3
[INFO] [stderr]    Compiling parcel_selectors v0.26.4
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]     Checking fontconfig-parser v0.5.6
[INFO] [stderr]    Compiling selectors v0.25.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling ncurses v5.101.0
[INFO] [stderr]    Compiling toml_datetime v0.6.5
[INFO] [stderr]    Compiling serde_spanned v0.6.5
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling field-offset v0.3.6
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking kurbo v0.11.0
[INFO] [stderr]     Checking num-iter v0.1.44
[INFO] [stderr]    Compiling toml_edit v0.22.9
[INFO] [stderr]    Compiling toml_edit v0.21.1
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]     Checking memmap2 v0.9.4
[INFO] [stderr]     Checking fdeflate v0.3.4
[INFO] [stderr]     Checking unicode-ccc v0.2.0
[INFO] [stderr]     Checking unicode-properties v0.1.1
[INFO] [stderr]     Checking unicode-script v0.5.6
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]     Checking self_cell v1.0.3
[INFO] [stderr]     Checking anstyle-query v1.0.2
[INFO] [stderr]     Checking either v1.11.0
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]     Checking unicode-bidi-mirroring v0.2.0
[INFO] [stderr]     Checking seahash v4.1.0
[INFO] [stderr]     Checking anstyle v1.0.6
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]     Checking anstream v0.6.13
[INFO] [stderr]     Checking data-url v0.1.1
[INFO] [stderr]     Checking rustybuzz v0.13.0
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]     Checking crc v3.2.1
[INFO] [stderr]     Checking svgtypes v0.15.0
[INFO] [stderr]     Checking self_cell v0.10.3
[INFO] [stderr]     Checking num v0.4.2
[INFO] [stderr]     Checking fontdb v0.16.2
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]    Compiling winres v0.1.12
[INFO] [stderr]    Compiling darling_core v0.20.8
[INFO] [stderr]     Checking base64-simd v0.7.0
[INFO] [stderr]     Checking hashlink v0.9.0
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.12
[INFO] [stderr]     Checking owning_ref v0.4.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking simplecss v0.2.1
[INFO] [stderr]     Checking is-docker v0.2.0
[INFO] [stderr]    Compiling proc-macro-crate v3.1.0
[INFO] [stderr]     Checking pathdiff v0.2.1
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking clap_lex v0.7.0
[INFO] [stderr]    Compiling globset v0.4.14
[INFO] [stderr]    Compiling toml v0.8.12
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]     Checking typed-arena v2.0.2
[INFO] [stderr]     Checking imagesize v0.12.0
[INFO] [stderr]    Compiling rust-embed-utils v8.3.0
[INFO] [stderr]     Checking vlq v0.5.1
[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/fa4dd1f19bfeb3fd235dc7f1406c42404436bef5/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="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --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=29bf17c748f15819 -C extra-filename=-6d3486d28bd66e6e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-88a0d38fa4576876.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-80ed07b6dd00457a.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-f2de522ba645d884.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" "249b26f69d849166157f0b4330d10f1c57e12b8457d89c7225257f03d7dfaf34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "249b26f69d849166157f0b4330d10f1c57e12b8457d89c7225257f03d7dfaf34", kill_on_drop: false }`
[INFO] [stdout] 249b26f69d849166157f0b4330d10f1c57e12b8457d89c7225257f03d7dfaf34