[INFO] cloning repository https://github.com/mercode-org/fireframe
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mercode-org/fireframe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmercode-org%2Ffireframe"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmercode-org%2Ffireframe'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 22723a333da687b3762289e73cfc81be74fc6207
[INFO] checking mercode-org/fireframe against master#783139bd8fc3b94fac9a1bf81bba2c506e8221b6 for pr-72644
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmercode-org%2Ffireframe" "/workspace/builds/worker-9/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mercode-org/fireframe on toolchain 783139bd8fc3b94fac9a1bf81bba2c506e8221b6
[INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "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-9/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" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b9eb99e1a484cb8dbb39fea135dc2de65bb8f7345373d94a295905f74d30a0c6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "b9eb99e1a484cb8dbb39fea135dc2de65bb8f7345373d94a295905f74d30a0c6"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 proc-macro2 v1.0.1
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.3
[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 slab v0.4.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking futures v0.1.28
[INFO] [stderr]    Compiling typenum v1.10.0
[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 nodrop v0.1.12
[INFO] [stderr]     Checking percent-encoding v2.1.0
[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 fake-simd v0.1.2
[INFO] [stderr]    Compiling httparse v1.3.2
[INFO] [stderr]    Compiling encoding_rs v0.8.22
[INFO] [stderr]     Checking unicode-normalization v0.1.5
[INFO] [stderr]    Compiling dtoa v0.4.1
[INFO] [stderr]    Compiling itoa v0.4.1
[INFO] [stderr]     Checking indexmap v1.0.2
[INFO] [stderr]    Compiling ident_case v1.0.0
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.26
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking smallvec v1.2.0
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]     Checking stable_deref_trait v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.6.16
[INFO] [stderr]     Checking rustc-demangle v0.1.4
[INFO] [stderr]     Checking thin-slice v0.1.1
[INFO] [stderr]     Checking unicode-segmentation v1.2.0
[INFO] [stderr]     Checking smallbitvec v2.3.0
[INFO] [stderr]     Checking same-file v1.0.2
[INFO] [stderr]     Checking remove_dir_all v0.5.2
[INFO] [stderr]     Checking downcast-rs v1.0.3
[INFO] [stderr]     Checking xdg v2.1.0
[INFO] [stderr]     Checking surfman-chains-api v0.2.0
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]     Checking getopts v0.2.17
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]    Compiling num-integer v0.1.38
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling unicode-width v0.1.4
[INFO] [stderr]    Compiling quick-error v1.2.1
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling vec_map v0.8.0
[INFO] [stderr]     Checking boxfnonce v0.1.0
[INFO] [stderr]     Checking ordermap v0.3.5
[INFO] [stderr]     Checking servo-media-traits v0.1.0 (https://github.com/servo/media#62cd58a9)
[INFO] [stderr]    Compiling termcolor v1.0.4
[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]     Checking color_quant v1.0.0
[INFO] [stderr]     Checking byte-slice-cast v0.2.0
[INFO] [stderr]     Checking scoped_threadpool v0.1.7
[INFO] [stderr]     Checking atom v0.3.5
[INFO] [stderr]     Checking bytemuck v1.2.0
[INFO] [stderr]     Checking speexdsp-resampler v0.1.0
[INFO] [stderr]     Checking signpost v0.1.0 (https://github.com/pcwalton/signpost.git#7ed71250)
[INFO] [stderr]     Checking colorful v0.2.1
[INFO] [stderr]     Checking copyless v0.1.4
[INFO] [stderr]    Compiling fs_extra v1.1.0
[INFO] [stderr]    Compiling cfg_aliases v0.1.0
[INFO] [stderr]    Compiling openssl v0.10.26
[INFO] [stderr]    Compiling encoding_c v0.9.7
[INFO] [stderr]     Checking atomic_refcell v0.1.6
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[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]    Compiling rustversion v1.0.2
[INFO] [stderr]     Checking svg_fmt v0.4.0
[INFO] [stderr]     Checking xi-unicode v0.1.0
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]     Checking sw-composite v0.7.7
[INFO] [stderr]     Checking thread_profiler v0.1.3
[INFO] [stderr]     Checking typed-arena v2.0.1
[INFO] [stderr]     Checking alloc-no-stdlib v2.0.0
[INFO] [stderr]     Checking ucd v0.1.1
[INFO] [stderr]     Checking half v1.0.0
[INFO] [stderr]     Checking linked-hash-map v0.5.1
[INFO] [stderr]    Compiling hyper-openssl v0.7.1
[INFO] [stderr]     Checking rle-decode-fast v1.0.1
[INFO] [stderr]    Compiling net v0.0.1 (https://github.com/servo/servo?rev=5504d9259d59bb80e019ed1563b213dcf56fc86a#5504d925)
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking antidote v1.0.0
[INFO] [stderr]     Checking mitochondria v1.1.2
[INFO] [stderr]     Checking ref_slice v1.1.1
[INFO] [stderr]    Compiling script_plugins v0.0.1 (https://github.com/servo/servo?rev=5504d9259d59bb80e019ed1563b213dcf56fc86a#5504d925)
[INFO] [stderr]     Checking ref_filter_map v1.0.1
[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] 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" "b9eb99e1a484cb8dbb39fea135dc2de65bb8f7345373d94a295905f74d30a0c6"`
[INFO] running `"docker" "rm" "-f" "b9eb99e1a484cb8dbb39fea135dc2de65bb8f7345373d94a295905f74d30a0c6"`
[INFO] [stdout] b9eb99e1a484cb8dbb39fea135dc2de65bb8f7345373d94a295905f74d30a0c6