[INFO] cloning repository https://github.com/aguss787/doraemon
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aguss787/doraemon" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faguss787%2Fdoraemon", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faguss787%2Fdoraemon'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8e32d8820e1e2ae7722bf805a968621328f1d515
[INFO] checking aguss787/doraemon against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faguss787%2Fdoraemon" "/workspace/builds/worker-57/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-57/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aguss787/doraemon on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aguss787/doraemon
[INFO] finished tweaking git repo https://github.com/aguss787/doraemon
[INFO] tweaked toml for git repo https://github.com/aguss787/doraemon written to /workspace/builds/worker-57/source/Cargo.toml
[INFO] crate git repo https://github.com/aguss787/doraemon already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tiger-digest v0.1.1
[INFO] [stderr]   Downloaded block-buffer v0.5.1
[INFO] [stderr]   Downloaded des v0.3.0
[INFO] [stderr]   Downloaded tera v1.2.0
[INFO] [stderr]   Downloaded actix-multipart v0.2.0
[INFO] [stderr]   Downloaded bcrypt v0.6.1
[INFO] [stderr]   Downloaded unic-ucd-segment v0.9.0
[INFO] [stderr]   Downloaded unic-segment v0.9.0
[INFO] [stderr]   Downloaded debug-helper v0.3.8
[INFO] [stderr]   Downloaded crc-any v2.3.0
[INFO] [stderr]   Downloaded parse-zoneinfo v0.2.1
[INFO] [stderr]   Downloaded chrono-tz v0.5.1
[INFO] [stderr]   Downloaded ignore v0.4.14
[INFO] [stderr]   Downloaded magic-crypt v2.1.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 14efee746c39e49d2a6c427bf0e10f941d1d98b4af2c72b8b8016b7cb57c7a58
[INFO] running `Command { std: "docker" "start" "-a" "14efee746c39e49d2a6c427bf0e10f941d1d98b4af2c72b8b8016b7cb57c7a58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "14efee746c39e49d2a6c427bf0e10f941d1d98b4af2c72b8b8016b7cb57c7a58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14efee746c39e49d2a6c427bf0e10f941d1d98b4af2c72b8b8016b7cb57c7a58", kill_on_drop: false }`
[INFO] [stdout] 14efee746c39e49d2a6c427bf0e10f941d1d98b4af2c72b8b8016b7cb57c7a58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ad936dd2c4c8f867c1211e921ae2648278f7d7af223a8ae2df32026b70d2ea8
[INFO] running `Command { std: "docker" "start" "-a" "9ad936dd2c4c8f867c1211e921ae2648278f7d7af223a8ae2df32026b70d2ea8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking futures-core v0.3.4
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking futures-sink v0.3.4
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]     Checking smallvec v1.2.0
[INFO] [stderr]     Checking bytes v0.5.4
[INFO] [stderr]     Checking futures-io v0.3.4
[INFO] [stderr]     Checking futures-task v0.3.4
[INFO] [stderr]     Checking arc-swap v0.4.4
[INFO] [stderr]     Checking pin-utils v0.1.0-alpha.4
[INFO] [stderr]     Checking pin-project-lite v0.1.4
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking copyless v0.1.4
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]    Compiling encoding_rs v0.8.22
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking dtoa v0.4.5
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking unic-common v0.9.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking unic-char-range v0.9.0
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]    Compiling pq-sys v0.4.6
[INFO] [stderr]     Checking ascii_utils v0.9.3
[INFO] [stderr]     Checking deunicode v0.4.3
[INFO] [stderr]     Checking bufstream v0.1.4
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking unchecked-index v0.2.2
[INFO] [stderr]     Checking debug-helper v0.3.8
[INFO] [stderr]     Checking humansize v1.1.0
[INFO] [stderr]     Checking bytemuck v1.2.0
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]     Checking lock_api v0.3.3
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling email v0.0.20
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name build_script_build --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.14/build.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --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="quote"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' -C metadata=6e732bae2ab17af0 -C extra-filename=-6e732bae2ab17af0 --out-dir /opt/rustwide/target/debug/build/syn-6e732bae2ab17af0 -L dependency=/opt/rustwide/target/debug/deps --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" "9ad936dd2c4c8f867c1211e921ae2648278f7d7af223a8ae2df32026b70d2ea8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ad936dd2c4c8f867c1211e921ae2648278f7d7af223a8ae2df32026b70d2ea8", kill_on_drop: false }`
[INFO] [stdout] 9ad936dd2c4c8f867c1211e921ae2648278f7d7af223a8ae2df32026b70d2ea8