[INFO] fetching crate nova-scotia 0.5.0...
[INFO] building nova-scotia-0.5.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate nova-scotia 0.5.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate nova-scotia 0.5.0
[INFO] finished tweaking crates.io crate nova-scotia 0.5.0
[INFO] tweaked toml for crates.io crate nova-scotia 0.5.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nova-scotia 0.5.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nova-scotia 0.5.0 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a28077d97577ceedeef699ddb283b856de3a6056fb037f1d2e8ea69e92029fa
[INFO] running `Command { std: "docker" "start" "-a" "0a28077d97577ceedeef699ddb283b856de3a6056fb037f1d2e8ea69e92029fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a28077d97577ceedeef699ddb283b856de3a6056fb037f1d2e8ea69e92029fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a28077d97577ceedeef699ddb283b856de3a6056fb037f1d2e8ea69e92029fa", kill_on_drop: false }`
[INFO] [stdout] 0a28077d97577ceedeef699ddb283b856de3a6056fb037f1d2e8ea69e92029fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cbf45daa21d21eeb6b52cfc45ba40239c9e57753d3ec7f20836bd9af88626ab9
[INFO] running `Command { std: "docker" "start" "-a" "cbf45daa21d21eeb6b52cfc45ba40239c9e57753d3ec7f20836bd9af88626ab9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling unicode-ident v1.0.10
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling funty v2.0.0
[INFO] [stderr]    Compiling serde v1.0.167
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling subtle v2.5.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling wyz v0.5.1
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling arrayref v0.3.7
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling arrayvec v0.7.4
[INFO] [stderr]    Compiling constant_time_eq v0.2.6
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling execute-command-tokens v0.1.6
[INFO] [stderr]    Compiling byte-slice-cast v1.2.2
[INFO] [stderr]    Compiling thiserror v1.0.43
[INFO] [stderr]    Compiling cpufeatures v0.2.9
[INFO] [stderr]    Compiling crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling bitvec v1.0.1
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling ec-gpu-gen v0.6.0
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling ec-gpu v0.2.0
[INFO] [stderr]    Compiling rustversion v1.0.13
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling log v0.4.19
[INFO] [stderr]    Compiling blake2b_simd v1.0.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling flume v0.10.14
[INFO] [stderr]    Compiling sha2 v0.10.7
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling which v4.4.0
[INFO] [stderr]    Compiling blst v0.3.10
[INFO] [stderr]    Compiling semolina v0.1.4
[INFO] [stderr]    Compiling yastl v0.1.2
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling syn v2.0.23
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling sppark v0.1.3
[INFO] [stderr]    Compiling paste v1.0.13
[INFO] [stderr]    Compiling pasta-msm v0.1.4
[INFO] [stderr]    Compiling memmap2 v0.5.10
[INFO] [stderr]    Compiling blake2s_simd v1.0.1
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling halo2curves v0.1.0
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling blake2s_simd v0.5.11
[INFO] [stderr]    Compiling keccak v0.1.4
[INFO] [stderr]    Compiling serde_json v1.0.100
[INFO] [stderr]    Compiling rayon v1.7.0
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]    Compiling sha3 v0.10.8
[INFO] [stderr]    Compiling flate2 v1.0.26
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling itoa v1.0.8
[INFO] [stderr]    Compiling ryu v1.0.14
[INFO] [stderr]    Compiling itertools v0.9.0
[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/4987e9d4227139400384ab59296ffee3b0fb1183/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="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=1707798798d17e66 -C extra-filename=-d2dbd4d0b2b7a8a3 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-c6e3899f61363ada.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-a269131577aea104.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-bb88bc7c38ced595.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" "cbf45daa21d21eeb6b52cfc45ba40239c9e57753d3ec7f20836bd9af88626ab9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbf45daa21d21eeb6b52cfc45ba40239c9e57753d3ec7f20836bd9af88626ab9", kill_on_drop: false }`
[INFO] [stdout] cbf45daa21d21eeb6b52cfc45ba40239c9e57753d3ec7f20836bd9af88626ab9