[INFO] cloning repository https://github.com/Farkal/rust-graphql-complex-api-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Farkal/rust-graphql-complex-api-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFarkal%2Frust-graphql-complex-api-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFarkal%2Frust-graphql-complex-api-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bbb36634bd3d723c92d26b3b417e183170201369
[INFO] checking Farkal/rust-graphql-complex-api-example against 1.55.0 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFarkal%2Frust-graphql-complex-api-example" "/workspace/builds/worker-95/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-95/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Farkal/rust-graphql-complex-api-example on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Farkal/rust-graphql-complex-api-example
[INFO] finished tweaking git repo https://github.com/Farkal/rust-graphql-complex-api-example
[INFO] tweaked toml for git repo https://github.com/Farkal/rust-graphql-complex-api-example written to /workspace/builds/worker-95/source/Cargo.toml
[INFO] crate git repo https://github.com/Farkal/rust-graphql-complex-api-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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 colored v1.9.2
[INFO] [stderr]   Downloaded proc-macro-error-attr v0.4.8
[INFO] [stderr]   Downloaded juniper-eager-loading-code-gen v0.5.0
[INFO] [stderr]   Downloaded proc-macro-error v0.4.8
[INFO] [stderr]   Downloaded juniper-eager-loading v0.5.0
[INFO] [stderr]   Downloaded juniper-from-schema-code-gen v0.5.1
[INFO] [stderr]   Downloaded graphql-parser v0.2.3
[INFO] [stderr]   Downloaded juniper-from-schema v0.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d3fde4e949c32adc27eb72998e69c374b259ea046ebaddfdeee6a543a0e3f50
[INFO] running `Command { std: "docker" "start" "-a" "3d3fde4e949c32adc27eb72998e69c374b259ea046ebaddfdeee6a543a0e3f50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d3fde4e949c32adc27eb72998e69c374b259ea046ebaddfdeee6a543a0e3f50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d3fde4e949c32adc27eb72998e69c374b259ea046ebaddfdeee6a543a0e3f50", kill_on_drop: false }`
[INFO] [stdout] 3d3fde4e949c32adc27eb72998e69c374b259ea046ebaddfdeee6a543a0e3f50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4125671f40b1b08932bf5c497aa90f88cf597386894787c1bae514db17b1d7d6
[INFO] running `Command { std: "docker" "start" "-a" "4125671f40b1b08932bf5c497aa90f88cf597386894787c1bae514db17b1d7d6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]     Checking futures-core v0.3.1
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]     Checking futures-sink v0.3.1
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking bytes v0.5.4
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]     Checking futures-task v0.3.1
[INFO] [stderr]     Checking arc-swap v0.4.4
[INFO] [stderr]     Checking pin-utils v0.1.0-alpha.4
[INFO] [stderr]     Checking futures-io v0.3.1
[INFO] [stderr]     Checking pin-project-lite v0.1.4
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking copyless v0.1.4
[INFO] [stderr]    Compiling pq-sys v0.4.6
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling smallvec v1.2.0
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking regex-syntax v0.6.14
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling encoding_rs v0.8.22
[INFO] [stderr]    Compiling ascii v0.9.3
[INFO] [stderr]     Checking dtoa v0.4.5
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]    Compiling indexmap v1.3.1
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking miniz_oxide v0.3.5
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]     Checking socket2 v0.3.11
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking backtrace v0.3.43
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]     Checking lock_api v0.3.3
[INFO] [stderr]     Checking aho-corasick v0.7.7
[INFO] [stderr]     Checking resolv-conf v0.6.2
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]     Checking futures-channel v0.3.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking http v0.2.0
[INFO] [stderr]     Checking bytestring v0.1.4
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling parking_lot_core v0.7.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]     Checking flate2 v1.0.13
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking parking_lot v0.10.0
[INFO] [stderr]    Compiling combine v3.8.1
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]     Checking rand_chacha 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-1.0.14/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --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="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=e833126c5be5ae13 -C extra-filename=-e833126c5be5ae13 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-b4ae0b1bb688674b.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-a34c2fc6f6dc093e.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-b1a0994eb3258d73.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" "4125671f40b1b08932bf5c497aa90f88cf597386894787c1bae514db17b1d7d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4125671f40b1b08932bf5c497aa90f88cf597386894787c1bae514db17b1d7d6", kill_on_drop: false }`
[INFO] [stdout] 4125671f40b1b08932bf5c497aa90f88cf597386894787c1bae514db17b1d7d6