[INFO] fetching crate qudag 1.4.0...
[INFO] checking qudag-1.4.0 against try#78c81ee3917a99dcff6e2e6822800f0492c415c3 for pr-148967
[INFO] extracting crate qudag 1.4.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate qudag 1.4.0
[INFO] finished tweaking crates.io crate qudag 1.4.0
[INFO] tweaked toml for crates.io crate qudag 1.4.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate qudag 1.4.0 on toolchain 78c81ee3917a99dcff6e2e6822800f0492c415c3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate qudag 1.4.0 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" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6aaad9b16305c8c9d2dd1caed3f5368e9d60f4fa900d41050f92f57e22d37807
[INFO] running `Command { std: "docker" "start" "-a" "6aaad9b16305c8c9d2dd1caed3f5368e9d60f4fa900d41050f92f57e22d37807", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6aaad9b16305c8c9d2dd1caed3f5368e9d60f4fa900d41050f92f57e22d37807", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6aaad9b16305c8c9d2dd1caed3f5368e9d60f4fa900d41050f92f57e22d37807", kill_on_drop: false }`
[INFO] [stdout] 6aaad9b16305c8c9d2dd1caed3f5368e9d60f4fa900d41050f92f57e22d37807
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0e8ee61364815f4e4b8e0055477e395abdba4d38e08d7e22ecc5fd42246f17e
[INFO] running `Command { std: "docker" "start" "-a" "c0e8ee61364815f4e4b8e0055477e395abdba4d38e08d7e22ecc5fd42246f17e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking slab v0.4.10
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]    Compiling icu_normalizer_data v2.0.0
[INFO] [stderr]    Compiling icu_properties_data v2.0.1
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]     Checking litemap v0.8.0
[INFO] [stderr]     Checking writeable v0.6.1
[INFO] [stderr]     Checking utf8_iter v1.0.4
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]     Checking hashbrown v0.15.4
[INFO] [stderr]     Checking quick-protobuf v0.8.1
[INFO] [stderr]     Checking unsigned-varint v0.8.0
[INFO] [stderr]     Checking ed25519 v2.2.3
[INFO] [stderr]    Compiling data-encoding v2.9.0
[INFO] [stderr]     Checking base-x v0.2.11
[INFO] [stderr]     Checking futures-timer v3.0.3
[INFO] [stderr]     Checking bs58 v0.5.1
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking instant v0.1.13
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling time-macros v0.2.22
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling glob v0.3.2
[INFO] [stderr]    Compiling aws-lc-rs v1.13.1
[INFO] [stderr]     Checking core2 v0.4.0
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]     Checking lru v0.12.5
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking indexmap v2.9.0
[INFO] [stderr]     Checking openssl-probe v0.1.6
[INFO] [stderr]    Compiling rustls v0.23.28
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]     Checking multihash v0.19.3
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]     Checking ipnet v2.11.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling jobserver v0.1.33
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]     Checking tinyvec v1.9.0
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling cc v1.2.27
[INFO] [stderr]    Compiling untrusted v0.9.0
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]     Checking bytemuck v1.23.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking pqcrypto-traits v0.3.5
[INFO] [stderr]     Checking time v0.3.41
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking safe_arch v0.7.4
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling openssl v0.10.73
[INFO] [stderr]    Compiling allocator-api2 v0.2.21
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking signal-hook-registry v1.4.5
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling cmake v0.1.54
[INFO] [stderr]     Checking universal-hash v0.5.1
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]     Checking aead v0.5.2
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]    Compiling crunchy v0.2.3
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking polyval v0.6.2
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]    Compiling oid-registry v0.7.1
[INFO] [stderr]     Checking hkdf v0.12.4
[INFO] [stderr]     Checking base64ct v1.8.0
[INFO] [stderr]     Checking rand v0.9.1
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]     Checking rusticata-macros v4.1.0
[INFO] [stderr]    Compiling pqcrypto-internals v0.2.10
[INFO] [stderr]    Compiling openssl-sys v0.9.109
[INFO] [stderr]    Compiling aws-lc-sys v0.29.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling libsqlite3-sys v0.27.0
[INFO] [stderr]    Compiling pqcrypto-hqc v0.2.1
[INFO] [stderr]    Compiling pqcrypto-dilithium v0.5.0
[INFO] [stderr]    Compiling blake3 v1.8.2
[INFO] [stderr]    Compiling pqcrypto-kyber v0.5.0
[INFO] [stderr]    Compiling tokio v1.45.1
[INFO] [stderr]     Checking password-hash v0.5.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]    Compiling zstd-sys v2.0.15+zstd.1.5.7
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking yasna v0.5.2
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]     Checking blake2 v0.10.6
[INFO] [stderr]     Checking ghash v0.5.1
[INFO] [stderr]     Checking poly1305 v0.8.0
[INFO] [stderr]     Checking wide v0.7.33
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[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/78c81ee3917a99dcff6e2e6822800f0492c415c3/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="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' --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=8b4d3235fcc676e1 -C extra-filename=-0872d710fddeb717 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-09040b10b620fa15.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-bff949ffe258c67d.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-b3925cc8f83e9ac1.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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/78c81ee3917a99dcff6e2e6822800f0492c415c3/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.104/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="visit"' --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=bcebb22733c1a4b9 -C extra-filename=-f9cb331781faf872 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-09040b10b620fa15.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-bff949ffe258c67d.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-b3925cc8f83e9ac1.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "c0e8ee61364815f4e4b8e0055477e395abdba4d38e08d7e22ecc5fd42246f17e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0e8ee61364815f4e4b8e0055477e395abdba4d38e08d7e22ecc5fd42246f17e", kill_on_drop: false }`
[INFO] [stdout] c0e8ee61364815f4e4b8e0055477e395abdba4d38e08d7e22ecc5fd42246f17e