[INFO] fetching crate mantra 0.6.2...
[INFO] checking mantra-0.6.2 against master#38352b01ae4af9300be03b805d6db68c45e51068 for pr-129864
[INFO] extracting crate mantra 0.6.2 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate mantra 0.6.2 on toolchain 38352b01ae4af9300be03b805d6db68c45e51068
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mantra 0.6.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate mantra 0.6.2
[INFO] tweaked toml for crates.io crate mantra 0.6.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate mantra 0.6.2 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" "+38352b01ae4af9300be03b805d6db68c45e51068" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mantra-rust-procm v0.6.1
[INFO] [stderr]   Downloaded mantra-rust-macros v0.6.1
[INFO] [stderr]   Downloaded mantra-rust-trace v0.6.1
[INFO] [stderr]   Downloaded intervaltree v0.2.7
[INFO] [stderr]   Downloaded mantra-lang-tracing v0.6.1
[INFO] [stderr]   Downloaded mantra-schema v0.6.1
[INFO] [stderr]   Downloaded tree-sitter v0.22.6
[INFO] [stderr]   Downloaded tree-sitter-rust v0.21.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 646b43bca26000545a25dcb22441fb8dea7d98f00d081c2fe3a523a11ef4039e
[INFO] running `Command { std: "docker" "start" "-a" "646b43bca26000545a25dcb22441fb8dea7d98f00d081c2fe3a523a11ef4039e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "646b43bca26000545a25dcb22441fb8dea7d98f00d081c2fe3a523a11ef4039e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "646b43bca26000545a25dcb22441fb8dea7d98f00d081c2fe3a523a11ef4039e", kill_on_drop: false }`
[INFO] [stdout] 646b43bca26000545a25dcb22441fb8dea7d98f00d081c2fe3a523a11ef4039e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d596b4a8e5160e357f62b87dc34663b319d19eb762ffe23389567e6dbfe6e746
[INFO] running `Command { std: "docker" "start" "-a" "d596b4a8e5160e357f62b87dc34663b319d19eb762ffe23389567e6dbfe6e746", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.81
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]    Compiling cc v1.0.98
[INFO] [stderr]    Compiling thiserror v1.0.59
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling time-macros v0.2.18
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling pin-project-lite v0.2.14
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling ryu v1.0.17
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling zerocopy v0.7.32
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]    Compiling syn v2.0.55
[INFO] [stderr]     Checking getrandom v0.2.14
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]     Checking allocator-api2 v0.2.18
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling socket2 v0.5.6
[INFO] [stderr]    Compiling libsqlite3-sys v0.27.0
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]    Compiling unicode-normalization v0.1.23
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling unicode-bidi v0.3.15
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling bytes v1.6.0
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling tokio v1.37.0
[INFO] [stderr]    Compiling tree-sitter v0.22.6
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]    Compiling cpufeatures v0.2.12
[INFO] [stderr]    Compiling crc-catalog v2.4.0
[INFO] [stderr]    Compiling unicode_categories v0.1.1
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]    Compiling url v2.5.0
[INFO] [stderr]    Compiling crossbeam-queue v0.3.11
[INFO] [stderr]    Compiling crc v3.2.1
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling hashlink v0.8.4
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]    Compiling futures-intrusive v0.5.0
[INFO] [stderr]    Compiling phf_codegen v0.11.2
[INFO] [stderr]    Compiling phf v0.11.2
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling atoi v2.0.0
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling event-listener v2.5.3
[INFO] [stderr]    Compiling flume v0.11.0
[INFO] [stderr]     Checking anstyle-parse v0.2.3
[INFO] [stderr]    Compiling tree-sitter-rust v0.21.2
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking bstr v1.9.1
[INFO] [stderr]     Checking unic-common v0.9.0
[INFO] [stderr]    Compiling urlencoding v2.1.3
[INFO] [stderr]    Compiling unicode-segmentation v1.11.0
[INFO] [stderr]     Checking unic-char-range v0.9.0
[INFO] [stderr]     Checking anstyle v1.0.6
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking anstyle-query v1.0.2
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]    Compiling fastrand v2.0.2
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]     Checking anstream v0.6.13
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking globset v0.4.14
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking unic-char-property v0.9.0
[INFO] [stderr]     Checking unic-ucd-version v0.9.0
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking iana-time-zone v0.1.60
[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/38352b01ae4af9300be03b805d6db68c45e51068/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-2.0.55/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-mut"' --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=b9a2b63a36d06283 -C extra-filename=-b9a2b63a36d06283 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-a40c51f410f13f3c.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-4b8e8d5c7f07639c.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-7b828347d8713ecd.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" "d596b4a8e5160e357f62b87dc34663b319d19eb762ffe23389567e6dbfe6e746", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d596b4a8e5160e357f62b87dc34663b319d19eb762ffe23389567e6dbfe6e746", kill_on_drop: false }`
[INFO] [stdout] d596b4a8e5160e357f62b87dc34663b319d19eb762ffe23389567e6dbfe6e746