[INFO] fetching crate qualifier 0.6.1...
[INFO] checking qualifier-0.6.1 against 79c0559184f27f4433a6fbc260b950d06d4a4889 for pr-162233-crater-rollup
[INFO] extracting crate qualifier 0.6.1 into /workspace/builds/worker-5-tc2/source
[INFO] removed /workspace/builds/worker-5-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate qualifier 0.6.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate qualifier 0.6.1
[INFO] tweaked toml for crates.io crate qualifier 0.6.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate qualifier 0.6.1 on toolchain 79c0559184f27f4433a6fbc260b950d06d4a4889
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+79c0559184f27f4433a6fbc260b950d06d4a4889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate qualifier 0.6.1 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" "+79c0559184f27f4433a6fbc260b950d06d4a4889" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:82:1
[INFO] [stderr]    |
[INFO] [stderr] 82 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `qualifier` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 6944d3d38c59f4b48d00a2f53b47427cca2c5bf741eb5ac3c3bc03dfdf75ca54
[INFO] running `Command { std: "docker" "start" "6944d3d38c59f4b48d00a2f53b47427cca2c5bf741eb5ac3c3bc03dfdf75ca54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6944d3d38c59f4b48d00a2f53b47427cca2c5bf741eb5ac3c3bc03dfdf75ca54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6944d3d38c59f4b48d00a2f53b47427cca2c5bf741eb5ac3c3bc03dfdf75ca54" "/opt/rustwide/cargo-home/bin/cargo" "+79c0559184f27f4433a6fbc260b950d06d4a4889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6944d3d38c59f4b48d00a2f53b47427cca2c5bf741eb5ac3c3bc03dfdf75ca54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6944d3d38c59f4b48d00a2f53b47427cca2c5bf741eb5ac3c3bc03dfdf75ca54" "/opt/rustwide/cargo-home/bin/cargo" "+79c0559184f27f4433a6fbc260b950d06d4a4889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:82:1
[INFO] [stderr]    |
[INFO] [stderr] 82 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `qualifier` (manifest) generated 1 warning
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]     Checking memchr v2.8.0
[INFO] [stderr]     Checking regex-syntax v0.8.10
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking gix-trace v0.1.19
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]     Checking human_format v1.2.1
[INFO] [stderr]     Checking bytesize v2.3.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]     Checking zlib-rs v0.6.3
[INFO] [stderr]     Checking bytes v1.11.1
[INFO] [stderr]     Checking tinyvec v1.11.0
[INFO] [stderr]     Checking typenum v1.20.0
[INFO] [stderr]     Checking lock_api v0.4.14
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking equivalent v1.0.2
[INFO] [stderr]     Checking allocator-api2 v0.2.21
[INFO] [stderr]     Checking stable_deref_trait v1.2.1
[INFO] [stderr]     Checking foldhash v0.2.0
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking itoa v1.0.17
[INFO] [stderr]     Checking hash32 v0.3.1
[INFO] [stderr]     Checking jiff v0.2.24
[INFO] [stderr]     Checking unicode-normalization v0.1.25
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]     Checking memmap2 v0.9.10
[INFO] [stderr]    Compiling getrandom v0.4.1
[INFO] [stderr]     Checking nonempty v0.12.0
[INFO] [stderr]     Checking hashbrown v0.16.1
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]    Compiling signal-hook v0.4.4
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking unicode-bom v2.0.3
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking kstring v2.0.2
[INFO] [stderr]     Checking shell-words v1.1.1
[INFO] [stderr]     Checking gix-sec v0.14.0
[INFO] [stderr]     Checking faster-hex v0.10.0
[INFO] [stderr]     Checking filetime v0.2.27
[INFO] [stderr]     Checking encoding_rs v0.8.35
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]     Checking percent-encoding v2.3.2
[INFO] [stderr]     Checking prodash v31.0.0
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.1
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling zerocopy v0.8.40
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]    Compiling toml_write v0.1.2
[INFO] [stderr]     Checking indexmap v2.13.0
[INFO] [stderr]    Compiling winnow v0.7.14
[INFO] [stderr]    Compiling find-msvc-tools v0.1.9
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]     Checking dashmap v6.1.0
[INFO] [stderr]     Checking anstyle-parse v0.2.7
[INFO] [stderr]     Checking clru v0.6.3
[INFO] [stderr]    Compiling cc v1.2.56
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking uluru v3.1.0
[INFO] [stderr]    Compiling uncased v0.9.10
[INFO] [stderr]     Checking colorchoice v1.0.4
[INFO] [stderr]    Compiling litrs v1.0.0
[INFO] [stderr]     Checking anstyle-query v1.1.5
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.2
[INFO] [stderr]    Compiling zmij v1.0.21
[INFO] [stderr]     Checking anstream v0.6.21
[INFO] [stderr]     Checking arc-swap v1.9.1
[INFO] [stderr]     Checking rand_core v0.9.5
[INFO] [stderr]     Checking io-close v0.3.7
[INFO] [stderr]    Compiling figment v0.10.19
[INFO] [stderr]     Checking strsim v0.11.1
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking clap_lex v1.0.0
[INFO] [stderr]     Checking inlinable_string v0.1.15
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling document-features v0.2.12
[INFO] [stderr]     Checking log v0.4.29
[INFO] [stderr]     Checking clap_builder v4.5.60
[INFO] [stderr]     Checking fixedbitset v0.5.7
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.7
[INFO] [stderr]     Checking iana-time-zone v0.1.65
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking unicode-segmentation v1.12.0
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking constant_time_eq v0.4.2
[INFO] [stderr]     Checking petgraph v0.7.1
[INFO] [stderr]     Checking sha1-checked v0.10.0
[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/79c0559184f27f4433a6fbc260b950d06d4a4889/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.117/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat,unused-externs-silent --crate-type lib --emit=dep-info,metadata,link -Z embed-metadata=no -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-mut"' --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=3cb9233e8b3dd7c1 -C extra-filename=-37d2a34e21553b5d --out-dir /opt/rustwide/target/debug/build/syn/37d2a34e21553b5d/out -L dependency=/opt/rustwide/target/debug/build/proc-macro2/d4cb564e807a9cd7/out -L dependency=/opt/rustwide/target/debug/build/unicode-ident/8c98a1a0e58216a9/out --extern proc_macro2=/opt/rustwide/target/debug/build/proc-macro2/d4cb564e807a9cd7/out/libproc_macro2-d4cb564e807a9cd7.rmeta --extern quote=/opt/rustwide/target/debug/build/quote/28532d321a976b97/out/libquote-28532d321a976b97.rmeta --extern unicode_ident=/opt/rustwide/target/debug/build/unicode-ident/8c98a1a0e58216a9/out/libunicode_ident-8c98a1a0e58216a9.rmeta --cap-lints allow --cap-lints=forbid --force-warn=unused_crate_dependencies` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "6944d3d38c59f4b48d00a2f53b47427cca2c5bf741eb5ac3c3bc03dfdf75ca54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6944d3d38c59f4b48d00a2f53b47427cca2c5bf741eb5ac3c3bc03dfdf75ca54", kill_on_drop: false }`
[INFO] [stdout] 6944d3d38c59f4b48d00a2f53b47427cca2c5bf741eb5ac3c3bc03dfdf75ca54
