[INFO] fetching crate libgled 1.2.0...
[INFO] checking libgled-1.2.0 against master#af3c6e733a40e671550e0f0f5aeecaa13772ba56 for pr-74989
[INFO] extracting crate libgled 1.2.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate libgled 1.2.0 on toolchain af3c6e733a40e671550e0f0f5aeecaa13772ba56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libgled 1.2.0
[INFO] finished tweaking crates.io crate libgled 1.2.0
[INFO] tweaked toml for crates.io crate libgled 1.2.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "metadata" "--no-deps" "--format-version=1", 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] d1aa9919b755bffe4711cc01881dc9ecb2a57f03cbfd2148c0de4cd3dd3307ae
[INFO] running `Command { std: "docker" "start" "-a" "d1aa9919b755bffe4711cc01881dc9ecb2a57f03cbfd2148c0de4cd3dd3307ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1aa9919b755bffe4711cc01881dc9ecb2a57f03cbfd2148c0de4cd3dd3307ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1aa9919b755bffe4711cc01881dc9ecb2a57f03cbfd2148c0de4cd3dd3307ae", kill_on_drop: false }`
[INFO] [stdout] d1aa9919b755bffe4711cc01881dc9ecb2a57f03cbfd2148c0de4cd3dd3307ae
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e29ae9f14d033678053d480a942a55df2c5cc887d86c883cb7501bdbda4514c
[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" "2e29ae9f14d033678053d480a942a55df2c5cc887d86c883cb7501bdbda4514c", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling strum v0.18.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking float-cmp v0.5.3
[INFO] [stderr]     Checking xmlwriter v0.1.0
[INFO] [stderr]     Checking ttf-parser v0.6.2
[INFO] [stderr]     Checking xmlparser v0.13.3
[INFO] [stderr]     Checking unicode-vo v0.1.0
[INFO] [stderr]     Checking xmlparser v0.9.0
[INFO] [stderr]     Checking pico-args v0.3.4
[INFO] [stderr]    Compiling cairo-rs v0.9.1
[INFO] [stderr]     Checking unicode-script v0.5.2
[INFO] [stderr]     Checking rctree v0.3.3
[INFO] [stderr]     Checking lab v0.7.2
[INFO] [stderr]     Checking floating-duration v0.1.2
[INFO] [stderr]     Checking elapsed v0.1.2
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]     Checking data-url v0.1.0
[INFO] [stderr]     Checking rgb v0.8.25
[INFO] [stderr]     Checking kurbo v0.6.3
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]     Checking svgtypes v0.5.0
[INFO] [stderr]     Checking delta_e v0.2.1
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking jpeg-decoder v0.1.20
[INFO] [stderr]     Checking memmap2 v0.1.0
[INFO] [stderr]     Checking artnet_protocol v0.2.0
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking roxmltree v0.13.0
[INFO] [stderr]    Compiling rustybuzz v0.1.1
[INFO] [stderr]    Compiling tiny-skia v0.1.0
[INFO] [stderr]     Checking flate2 v1.0.17
[INFO] [stderr]     Checking roxmltree v0.6.1
[INFO] [stderr]     Checking svgfilters v0.2.0
[INFO] [stderr]     Checking simplecss v0.2.0
[INFO] [stderr]     Checking png v0.16.7
[INFO] [stderr]     Checking svgdom v0.18.0
[INFO] [stderr]     Checking fontdb v0.1.0
[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-1.0.40/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="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' -C metadata=3de45ef66a41b449 -C extra-filename=-3de45ef66a41b449 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-108f3aee7922c57f.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-c06e2dfd553b1a2c.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-b13daac5d45350a3.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "2e29ae9f14d033678053d480a942a55df2c5cc887d86c883cb7501bdbda4514c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e29ae9f14d033678053d480a942a55df2c5cc887d86c883cb7501bdbda4514c", kill_on_drop: false }`
[INFO] [stdout] 2e29ae9f14d033678053d480a942a55df2c5cc887d86c883cb7501bdbda4514c
