[INFO] updating cached repository https://github.com/RickyBoyd/notbomberman-rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] febfa831ca99ebd50c745a42ecc959cd6281707c
[INFO] checking RickyBoyd/notbomberman-rs against master#6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257 for pr-70872
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRickyBoyd%2Fnotbomberman-rs" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RickyBoyd/notbomberman-rs on toolchain 6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/RickyBoyd/notbomberman-rs
[INFO] finished tweaking git repo https://github.com/RickyBoyd/notbomberman-rs
[INFO] tweaked toml for git repo https://github.com/RickyBoyd/notbomberman-rs written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/RickyBoyd/notbomberman-rs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 23ee16ac12c81aadba7f8eb03ba6056ac9d1b3a5c754185ca2ef4dd0372d4482
[INFO] running `"docker" "start" "-a" "23ee16ac12c81aadba7f8eb03ba6056ac9d1b3a5c754185ca2ef4dd0372d4482"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]     Checking percent-encoding v2.0.0
[INFO] [stderr]     Checking mint v0.5.1
[INFO] [stderr]    Compiling nonzero_signed v1.0.3
[INFO] [stderr]     Checking static_assertions v0.3.3
[INFO] [stderr]    Compiling winapi v0.3.7
[INFO] [stderr]     Checking fluent-syntax v0.9.0
[INFO] [stderr]     Checking fluent-locale v0.4.1
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling cmake v0.1.40
[INFO] [stderr]    Compiling minimp3-sys v0.3.1
[INFO] [stderr]    Compiling x11-dl v2.18.3
[INFO] [stderr]    Compiling x11 v2.18.1
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.7
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]     Checking stb_truetype v0.2.6
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]     Checking crossbeam-epoch v0.5.2
[INFO] [stderr]     Checking crossbeam-epoch v0.6.1
[INFO] [stderr]    Compiling parking_lot v0.8.0
[INFO] [stderr]    Compiling stackvector v1.0.6
[INFO] [stderr]    Compiling err-derive v0.1.5
[INFO] [stderr]    Compiling lexical-core v0.4.3
[INFO] [stderr]    Compiling lexical v2.2.2
[INFO] [stderr]    Compiling hyper v0.12.33
[INFO] [stderr]    Compiling im v12.3.4
[INFO] [stderr]    Compiling sentry v0.15.5
[INFO] [stderr]    Compiling rustc_version_runtime v0.1.5
[INFO] [stderr]    Compiling aho-corasick v0.7.4
[INFO] [stderr]     Checking sized-chunks v0.1.3
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.5
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]     Checking crossbeam-deque v0.5.2
[INFO] [stderr]    Compiling derivative v1.0.2
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling shred-derive v0.5.1
[INFO] [stderr]    Compiling getset v0.0.7
[INFO] [stderr]    Compiling derive-new v0.5.7
[INFO] [stderr]    Compiling ctor v0.1.9
[INFO] [stderr]    Compiling inventory-impl v0.1.3
[INFO] [stderr]    Compiling ghost v0.1.0
[INFO] [stderr]    Compiling euclid_macros v0.1.0
[INFO] [stderr]    Compiling amethyst_derive v0.5.0
[INFO] [stderr]    Compiling rental-impl v0.5.4
[INFO] [stderr]    Compiling proc-macro-hack v0.5.8
[INFO] [stderr]    Compiling specs-derive v0.4.0
[INFO] [stderr]    Compiling palette_derive v0.4.1
[INFO] [stderr]     Checking serde v1.0.98
[INFO] [stderr] error: could not compile `syn`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.13.11/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' -C metadata=5bd5511f36e1aaa2 -C extra-filename=-5bd5511f36e1aaa2 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-b560702502555c63.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-6b920632eb9fcf2b.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-fc54b491a1dace89.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: could not compile `rental-impl`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name rental_impl /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rental-impl-0.5.4/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C debuginfo=2 -C metadata=a4014aaaf682b129 -C extra-filename=-a4014aaaf682b129 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-bc931ad735837863.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-7c7aa95f68deced8.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-cb5b88f263080651.rlib --extern proc_macro --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `derivative`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name derivative /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/derivative-1.0.2/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C debuginfo=2 -C metadata=aa7b556757c05fbc -C extra-filename=-aa7b556757c05fbc --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-bc931ad735837863.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-7c7aa95f68deced8.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-cb5b88f263080651.rlib --extern proc_macro --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 `"docker" "inspect" "23ee16ac12c81aadba7f8eb03ba6056ac9d1b3a5c754185ca2ef4dd0372d4482"`
[INFO] running `"docker" "rm" "-f" "23ee16ac12c81aadba7f8eb03ba6056ac9d1b3a5c754185ca2ef4dd0372d4482"`
[INFO] [stdout] 23ee16ac12c81aadba7f8eb03ba6056ac9d1b3a5c754185ca2ef4dd0372d4482