[INFO] cloning repository https://github.com/HitomiTenshi/dekinai
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HitomiTenshi/dekinai" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHitomiTenshi%2Fdekinai", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHitomiTenshi%2Fdekinai'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4913189d534f8df14f5cd2dcc62f1020c2aa45a1
[INFO] checking HitomiTenshi/dekinai against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHitomiTenshi%2Fdekinai" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/HitomiTenshi/dekinai on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/HitomiTenshi/dekinai
[INFO] finished tweaking git repo https://github.com/HitomiTenshi/dekinai
[INFO] tweaked toml for git repo https://github.com/HitomiTenshi/dekinai written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/HitomiTenshi/dekinai already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 998ef2531910be46542f384f4576343144da300c3383f5ff5093358474f5421e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "998ef2531910be46542f384f4576343144da300c3383f5ff5093358474f5421e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "998ef2531910be46542f384f4576343144da300c3383f5ff5093358474f5421e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "998ef2531910be46542f384f4576343144da300c3383f5ff5093358474f5421e", kill_on_drop: false }`
[INFO] [stdout] 998ef2531910be46542f384f4576343144da300c3383f5ff5093358474f5421e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f50c8cd324bbc7c21504881146c10c3bc9fe41f37bff9541f6fc8e0b6c7154d1
[INFO] running `Command { std: "docker" "start" "-a" "f50c8cd324bbc7c21504881146c10c3bc9fe41f37bff9541f6fc8e0b6c7154d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking futures-sink v0.3.15
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling funty v1.1.0
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling futures-io v0.3.15
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]     Checking subtle v2.4.0
[INFO] [stderr]    Compiling unicode_categories v0.1.1
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking os_str_bytes v3.1.0
[INFO] [stderr]    Compiling tokio v1.7.1
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]    Compiling openssl-sys v0.9.65
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling libsqlite3-sys v0.22.2
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling lock_api v0.4.4
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling tinyvec v1.2.0
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]     Checking bytestring v1.0.0
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]     Checking encoding_rs v0.8.28
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking twoway v0.2.2
[INFO] [stderr]     Checking futures-channel v0.3.15
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]     Checking crossbeam-queue v0.3.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking bitvec v0.19.5
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking textwrap v0.14.0
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]    Compiling openssl v0.10.35
[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-1.0.73/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="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit-mut"' -C metadata=6d1abd2213fa590d -C extra-filename=-6d1abd2213fa590d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-4fc7cd6531551569.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-222a78d45ac6a98c.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-38987aa89d2b0d41.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" "f50c8cd324bbc7c21504881146c10c3bc9fe41f37bff9541f6fc8e0b6c7154d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f50c8cd324bbc7c21504881146c10c3bc9fe41f37bff9541f6fc8e0b6c7154d1", kill_on_drop: false }`
[INFO] [stdout] f50c8cd324bbc7c21504881146c10c3bc9fe41f37bff9541f6fc8e0b6c7154d1