[INFO] fetching crate rmqttd 0.16.1...
[INFO] testing rmqttd-0.16.1 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate rmqttd 0.16.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate rmqttd 0.16.1
[INFO] finished tweaking crates.io crate rmqttd 0.16.1
[INFO] tweaked toml for crates.io crate rmqttd 0.16.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rmqttd 0.16.1 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rmqttd 0.16.1 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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a655cba23fe6ea523a3aacf61f406a9706efbac5ad591e4a4171833794b06671
[INFO] running `Command { std: "docker" "start" "-a" "a655cba23fe6ea523a3aacf61f406a9706efbac5ad591e4a4171833794b06671", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a655cba23fe6ea523a3aacf61f406a9706efbac5ad591e4a4171833794b06671", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a655cba23fe6ea523a3aacf61f406a9706efbac5ad591e4a4171833794b06671", kill_on_drop: false }`
[INFO] [stdout] a655cba23fe6ea523a3aacf61f406a9706efbac5ad591e4a4171833794b06671
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ee3fd46d0a5bbeb2500648fb08b3a155dceb555580a8566b0d52310490fc1b9
[INFO] running `Command { std: "docker" "start" "-a" "1ee3fd46d0a5bbeb2500648fb08b3a155dceb555580a8566b0d52310490fc1b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling serde_core v1.0.221
[INFO] [stderr]    Compiling serde v1.0.221
[INFO] [stderr]    Compiling value-bag v1.11.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling const-oid v0.9.6
[INFO] [stderr]    Compiling indexmap v2.11.1
[INFO] [stderr]    Compiling anyhow v1.0.99
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling dunce v1.0.5
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling aws-lc-rs v1.14.0
[INFO] [stderr]    Compiling serde_json v1.0.144
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling rustls v0.23.31
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]    Compiling time-macros v0.2.24
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling fixedbitset v0.5.7
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling multimap v0.10.1
[INFO] [stderr]    Compiling petgraph v0.7.1
[INFO] [stderr]    Compiling cc v1.2.37
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling utf-8 v0.7.6
[INFO] [stderr]    Compiling dequemap v0.2.2
[INFO] [stderr]    Compiling regex-automata v0.4.10
[INFO] [stderr]    Compiling data-encoding v2.9.0
[INFO] [stderr]    Compiling protobuf v2.28.0
[INFO] [stderr]    Compiling toml_writer v1.0.2
[INFO] [stderr]    Compiling std-ext v0.3.2
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling futures-lite v1.13.0
[INFO] [stderr]    Compiling box-collections v0.2.0
[INFO] [stderr]    Compiling proc-macro-utils v0.8.0
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling collection_literals v1.0.2
[INFO] [stderr]    Compiling interpolator v0.5.0
[INFO] [stderr]    Compiling cmake v0.1.54
[INFO] [stderr]    Compiling portable-atomic v1.11.1
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling signal-hook-registry v1.4.5
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling regex v1.11.2
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling aws-lc-sys v0.31.0
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling tempfile v3.22.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling toml_parser v1.0.2
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling dashmap v6.1.0
[INFO] [stderr]    Compiling nonzero_ext v0.3.0
[INFO] [stderr]    Compiling matchit v0.8.4
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling raw-cpuid v11.6.0
[INFO] [stderr]    Compiling pathdiff v0.2.3
[INFO] [stderr]    Compiling prometheus v0.13.4
[INFO] [stderr]    Compiling spinning_top v0.3.0
[INFO] [stderr]    Compiling bytesize v1.3.3
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling base64ct v1.8.0
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling uuid v1.18.1
[INFO] [stderr]    Compiling async-channel v2.5.0
[INFO] [stderr]    Compiling openssl-sys v0.9.109
[INFO] [stderr]    Compiling pem-rfc7468 v0.7.0
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling der v0.7.10
[INFO] [stderr]    Compiling num-integer v0.1.46
[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/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.106/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=3453d6efb811e620 -C extra-filename=-d39b452e62eda284 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-a28683de7e2d991e.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-084ae52e87cd4d87.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-b4c15d9166d0a657.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" "1ee3fd46d0a5bbeb2500648fb08b3a155dceb555580a8566b0d52310490fc1b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ee3fd46d0a5bbeb2500648fb08b3a155dceb555580a8566b0d52310490fc1b9", kill_on_drop: false }`
[INFO] [stdout] 1ee3fd46d0a5bbeb2500648fb08b3a155dceb555580a8566b0d52310490fc1b9