[INFO] fetching crate syntaxdot-cli 0.4.1...
[INFO] testing syntaxdot-cli-0.4.1 against 1.60.0 for beta-1.61-1
[INFO] extracting crate syntaxdot-cli 0.4.1 into /workspace/builds/worker-23/source
[INFO] validating manifest of crates.io crate syntaxdot-cli 0.4.1 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate syntaxdot-cli 0.4.1
[INFO] finished tweaking crates.io crate syntaxdot-cli 0.4.1
[INFO] tweaked toml for crates.io crate syntaxdot-cli 0.4.1 written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] crate crates.io crate syntaxdot-cli 0.4.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fixedbitset v0.4.0
[INFO] [stderr]   Downloaded seqalign v0.2.2
[INFO] [stderr]   Downloaded stdinout v0.4.1
[INFO] [stderr]   Downloaded curl v0.4.38
[INFO] [stderr]   Downloaded caseless v0.2.1
[INFO] [stderr]   Downloaded ordered-float v2.7.0
[INFO] [stderr]   Downloaded syntaxdot-encoders v0.4.0
[INFO] [stderr]   Downloaded conllu v0.7.0
[INFO] [stderr]   Downloaded bitflags v1.3.1
[INFO] [stderr]   Downloaded numberer v0.2.0
[INFO] [stderr]   Downloaded ohnomore v0.4.0
[INFO] [stderr]   Downloaded curl-sys v0.4.45+curl-7.78.0
[INFO] [stderr]   Downloaded syntaxdot-summary v0.4.0
[INFO] [stderr]   Downloaded syntaxdot-tokenizers v0.4.0
[INFO] [stderr]   Downloaded syntaxdot v0.4.1
[INFO] [stderr]   Downloaded sentencepiece v0.8.0
[INFO] [stderr]   Downloaded syntaxdot-transformers v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 997786958cc548e0780adbac1d3bd9b3f727edc33cd4e1684df13a6b6e68cf51
[INFO] running `Command { std: "docker" "start" "-a" "997786958cc548e0780adbac1d3bd9b3f727edc33cd4e1684df13a6b6e68cf51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "997786958cc548e0780adbac1d3bd9b3f727edc33cd4e1684df13a6b6e68cf51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "997786958cc548e0780adbac1d3bd9b3f727edc33cd4e1684df13a6b6e68cf51", kill_on_drop: false }`
[INFO] [stdout] 997786958cc548e0780adbac1d3bd9b3f727edc33cd4e1684df13a6b6e68cf51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 101704228b96bc64c8e541d6ff00c90fffc340270b4e7f2f7ed2783d39765115
[INFO] running `Command { std: "docker" "start" "-a" "101704228b96bc64c8e541d6ff00c90fffc340270b4e7f2f7ed2783d39765115", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling anyhow v1.0.43
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling curl v0.4.38
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling openssl-probe v0.1.4
[INFO] [stderr]    Compiling fst v0.4.7
[INFO] [stderr]    Compiling fixedbitset v0.4.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling half v1.7.1
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling seqalign v0.2.2
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling syntaxdot-summary v0.4.0
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling bitflags v1.3.1
[INFO] [stderr]    Compiling number_prefix v0.4.0
[INFO] [stderr]    Compiling stdinout v0.4.1
[INFO] [stderr]    Compiling bytecount v0.6.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling matrixmultiply v0.3.1
[INFO] [stderr]    Compiling tinyvec v1.3.1
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling openssl-sys v0.9.65
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]    Compiling curl-sys v0.4.45+curl-7.78.0
[INFO] [stderr]    Compiling sentencepiece-sys v0.7.1
[INFO] [stderr]    Compiling petgraph v0.6.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling socket2 v0.4.1
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling console v0.14.1
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling flate2 v1.0.20
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling ndarray v0.15.3
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling bzip2 v0.4.3
[INFO] [stderr]    Compiling udgraph v0.7.0
[INFO] [stderr]    Compiling indicatif v0.16.2
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling caseless v0.2.1
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.74/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 -C debuginfo=2 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' -C metadata=3e911bf9f3408eb1 -C extra-filename=-3e911bf9f3408eb1 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-242efc09b7ec223c.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-8272c5f1de751f47.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-d8167d72773bee47.rmeta --cap-lints allow --cap-lints=warn --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "101704228b96bc64c8e541d6ff00c90fffc340270b4e7f2f7ed2783d39765115", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "101704228b96bc64c8e541d6ff00c90fffc340270b4e7f2f7ed2783d39765115", kill_on_drop: false }`
[INFO] [stdout] 101704228b96bc64c8e541d6ff00c90fffc340270b4e7f2f7ed2783d39765115