[INFO] cloning repository https://github.com/palfrey/gasconade
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/palfrey/gasconade" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpalfrey%2Fgasconade", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpalfrey%2Fgasconade'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ed18674121810c06ffc67bfb91846323c42a7d02
[INFO] testing palfrey/gasconade against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpalfrey%2Fgasconade" "/workspace/builds/worker-82/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-82/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/palfrey/gasconade on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/palfrey/gasconade
[INFO] finished tweaking git repo https://github.com/palfrey/gasconade
[INFO] tweaked toml for git repo https://github.com/palfrey/gasconade written to /workspace/builds/worker-82/source/Cargo.toml
[INFO] crate git repo https://github.com/palfrey/gasconade already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded arrayref v0.3.4
[INFO] [stderr]   Downloaded router v0.6.0
[INFO] [stderr]   Downloaded postgres-shared v0.4.1
[INFO] [stderr]   Downloaded bodyparser v0.8.0
[INFO] [stderr]   Downloaded urlencoded v0.6.0
[INFO] [stderr]   Downloaded mime v0.3.7
[INFO] [stderr]   Downloaded libflate v0.1.27
[INFO] [stderr]   Downloaded buf_redux v0.6.3
[INFO] [stderr]   Downloaded tokio-rustls v0.9.4
[INFO] [stderr]   Downloaded md5 v0.3.7
[INFO] [stderr]   Downloaded params v0.8.0
[INFO] [stderr]   Downloaded regex-syntax v0.6.1
[INFO] [stderr]   Downloaded aho-corasick v0.6.5
[INFO] [stderr]   Downloaded mustache v0.9.0
[INFO] [stderr]   Downloaded reqwest v0.9.11
[INFO] [stderr]   Downloaded fallible-iterator v0.1.4
[INFO] [stderr]   Downloaded persistent v0.4.0
[INFO] [stderr]   Downloaded serde_json v1.0.22
[INFO] [stderr]   Downloaded regex v1.0.1
[INFO] [stderr]   Downloaded iron v0.6.0
[INFO] [stderr]   Downloaded mime_guess v1.8.5
[INFO] [stderr]   Downloaded digest v0.7.4
[INFO] [stderr]   Downloaded logger v0.4.0
[INFO] [stderr]   Downloaded schemamama_postgres v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 67e082c4dcabc37461d2c14a981f04eabdb44fcb44d62313ebf595802d654435
[INFO] running `Command { std: "docker" "start" "-a" "67e082c4dcabc37461d2c14a981f04eabdb44fcb44d62313ebf595802d654435", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67e082c4dcabc37461d2c14a981f04eabdb44fcb44d62313ebf595802d654435", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67e082c4dcabc37461d2c14a981f04eabdb44fcb44d62313ebf595802d654435", kill_on_drop: false }`
[INFO] [stdout] 67e082c4dcabc37461d2c14a981f04eabdb44fcb44d62313ebf595802d654435
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ef36846a3914a3de3176360868d424cd889701ba95f61e1f79c04b9e15beee7
[INFO] running `Command { std: "docker" "start" "-a" "3ef36846a3914a3de3176360868d424cd889701ba95f61e1f79c04b9e15beee7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling version_check v0.1.3
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling matches v0.1.6
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling unicode-normalization v0.1.7
[INFO] [stderr]    Compiling siphasher v0.2.2
[INFO] [stderr]    Compiling safemem v0.2.0
[INFO] [stderr]    Compiling futures v0.1.29
[INFO] [stderr]    Compiling itoa v0.4.1
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling httparse v1.3.2
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling dtoa v0.4.2
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling byte-tools v0.2.0
[INFO] [stderr]    Compiling constant_time_eq v0.1.3
[INFO] [stderr]    Compiling modifier v0.1.0
[INFO] [stderr]    Compiling arrayref v0.3.4
[INFO] [stderr]    Compiling md5 v0.3.7
[INFO] [stderr]    Compiling fallible-iterator v0.1.4
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling uuid v0.5.1
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling syn v1.0.62
[INFO] [stderr]    Compiling hex v0.2.0
[INFO] [stderr]    Compiling try-lock v0.2.2
[INFO] [stderr]    Compiling remove_dir_all v0.5.1
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]    Compiling encoding_rs v0.8.22
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling antidote v1.0.0
[INFO] [stderr]    Compiling ucd-util v0.1.1
[INFO] [stderr]    Compiling rle-decode-fast v1.0.1
[INFO] [stderr]    Compiling regex v1.0.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.8
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling route-recognizer v0.1.12
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling typemap v0.3.3
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling humantime v1.1.1
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling twoway v0.1.8
[INFO] [stderr]    Compiling aho-corasick v0.6.5
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling scheduled-thread-pool v0.2.0
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling regex-syntax v0.6.1
[INFO] [stderr]    Compiling tokio-sync v0.1.8
[INFO] [stderr]    Compiling smallvec v0.6.13
[INFO] [stderr]    Compiling libflate v0.1.27
[INFO] [stderr]    Compiling ring v0.14.6
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling backtrace-sys v0.1.23
[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-1.0.62/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --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="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' -C metadata=684609cd627a591a -C extra-filename=-684609cd627a591a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-89254f8a188bc205.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-0c8b16363cbdca05.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-ca70f4dd0d5d1ebc.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: build failed
[INFO] running `Command { std: "docker" "inspect" "3ef36846a3914a3de3176360868d424cd889701ba95f61e1f79c04b9e15beee7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ef36846a3914a3de3176360868d424cd889701ba95f61e1f79c04b9e15beee7", kill_on_drop: false }`
[INFO] [stdout] 3ef36846a3914a3de3176360868d424cd889701ba95f61e1f79c04b9e15beee7