[INFO] updating cached repository https://github.com/mercode-org/fireframe
[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] 22723a333da687b3762289e73cfc81be74fc6207
[INFO] checking mercode-org/fireframe against master#0a675c5e02e6ecfda7d4e04aabd23a9935e0c4bf for pr-71814
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmercode-org%2Ffireframe" "/workspace/builds/worker-10/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mercode-org/fireframe on toolchain 0a675c5e02e6ecfda7d4e04aabd23a9935e0c4bf
[INFO] running `"/workspace/cargo-home/bin/cargo" "+0a675c5e02e6ecfda7d4e04aabd23a9935e0c4bf" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/mercode-org/fireframe
[INFO] finished tweaking git repo https://github.com/mercode-org/fireframe
[INFO] tweaked toml for git repo https://github.com/mercode-org/fireframe written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/mercode-org/fireframe already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+0a675c5e02e6ecfda7d4e04aabd23a9935e0c4bf" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+0a675c5e02e6ecfda7d4e04aabd23a9935e0c4bf" "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] a6b881c8193b24700802e3a2388c75d58442070ba1c70b8c51c895ef0150405d
[INFO] running `"docker" "start" "-a" "a6b881c8193b24700802e3a2388c75d58442070ba1c70b8c51c895ef0150405d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.3
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling serde v1.0.103
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]     Checking slab v0.4.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking futures v0.1.28
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]    Compiling siphasher v0.3.1
[INFO] [stderr]     Checking itoa v0.4.1
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking byte-tools v0.3.0
[INFO] [stderr]     Checking opaque-debug v0.2.1
[INFO] [stderr]     Checking unicode-normalization v0.1.5
[INFO] [stderr]     Checking dtoa v0.4.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.26
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]     Checking indexmap v1.0.2
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]     Checking regex-syntax v0.6.16
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]     Checking thin-slice v0.1.1
[INFO] [stderr]     Checking smallbitvec v2.3.0
[INFO] [stderr]     Checking base64 v0.12.0
[INFO] [stderr]     Checking downcast-rs v1.0.3
[INFO] [stderr]     Checking surfman-chains-api v0.2.0
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling same-file v1.0.2
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling unicode-width v0.1.4
[INFO] [stderr]    Compiling quick-error v1.2.1
[INFO] [stderr]     Checking boxfnonce v0.1.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling bindgen v0.53.1
[INFO] [stderr]     Checking servo-media-traits v0.1.0 (https://github.com/servo/media#62cd58a9)
[INFO] [stderr]     Checking color_quant v1.0.0
[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]    Compiling termcolor v1.0.4
[INFO] [stderr]    Compiling vec_map v0.8.0
[INFO] [stderr]     Checking byte-slice-cast v0.2.0
[INFO] [stderr]     Checking scoped_threadpool v0.1.7
[INFO] [stderr]     Checking speexdsp-resampler v0.1.0
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]     Checking signpost v0.1.0 (https://github.com/pcwalton/signpost.git#7ed71250)
[INFO] [stderr]    Compiling fs_extra v1.1.0
[INFO] [stderr]     Checking urlencoding v1.0.0
[INFO] [stderr]    Compiling cfg_aliases v0.1.0
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling encoding_c v0.9.7
[INFO] [stderr]     Checking atomic_refcell v0.1.6
[INFO] [stderr]    Compiling encoding_c_mem v0.2.5
[INFO] [stderr]    Compiling procedural-masquerade v0.1.6
[INFO] [stderr]     Checking binary-space-partition v0.1.2
[INFO] [stderr]     Checking svg_fmt v0.4.0
[INFO] [stderr]     Checking sw-composite v0.7.7
[INFO] [stderr]     Checking thread_profiler v0.1.3
[INFO] [stderr]     Checking alloc-no-stdlib v2.0.0
[INFO] [stderr]     Checking ucd v0.1.1
[INFO] [stderr]     Checking typed-arena v2.0.1
[INFO] [stderr]    Compiling hyper-openssl v0.7.1
[INFO] [stderr]     Checking half v1.0.0
[INFO] [stderr]    Compiling net v0.0.1 (https://github.com/servo/servo?rev=5504d9259d59bb80e019ed1563b213dcf56fc86a#5504d925)
[INFO] [stderr]     Checking antidote v1.0.0
[INFO] [stderr]     Checking ref_filter_map v1.0.1
[INFO] [stderr]     Checking swapper v0.1.0
[INFO] [stderr]    Compiling script_plugins v0.0.1 (https://github.com/servo/servo?rev=5504d9259d59bb80e019ed1563b213dcf56fc86a#5504d925)
[INFO] [stderr]     Checking mitochondria v1.1.2
[INFO] [stderr]     Checking histogram v0.6.8
[INFO] [stderr]    Compiling libservo v0.0.1 (https://github.com/servo/servo?rev=5504d9259d59bb80e019ed1563b213dcf56fc86a#5504d925)
[INFO] [stderr]    Compiling unicode-segmentation v1.2.0
[INFO] [stderr] error[E0463]: can't find crate for `rustc_ast`
[INFO] [stderr]   --> /opt/rustwide/cargo-home/git/checkouts/servo-12bfca331f128de3/5504d92/components/script_plugins/lib.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | extern crate rustc_ast;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0463`.
[INFO] [stderr]     Checking json v0.12.4
[INFO] [stderr] error: could not compile `script_plugins`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "a6b881c8193b24700802e3a2388c75d58442070ba1c70b8c51c895ef0150405d"`
[INFO] running `"docker" "rm" "-f" "a6b881c8193b24700802e3a2388c75d58442070ba1c70b8c51c895ef0150405d"`
[INFO] [stdout] a6b881c8193b24700802e3a2388c75d58442070ba1c70b8c51c895ef0150405d