[INFO] cloning repository https://github.com/JMS55/sandbox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JMS55/sandbox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJMS55%2Fsandbox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJMS55%2Fsandbox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a65524e1a1dca18c7eb2e5c01bffa696f1faa69a
[INFO] checking JMS55/sandbox against master#430feb24a46993e5073c1bb1b39da190d83fa2bf for pr-78363
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJMS55%2Fsandbox" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JMS55/sandbox on toolchain 430feb24a46993e5073c1bb1b39da190d83fa2bf
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JMS55/sandbox
[INFO] finished tweaking git repo https://github.com/JMS55/sandbox
[INFO] tweaked toml for git repo https://github.com/JMS55/sandbox written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/JMS55/sandbox already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "fetch" "--locked" "--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-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" "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" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 82cf6a07e18edb6b012a845639c854e67e82188846a3d157ceb919a4ab9b2631
[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" "82cf6a07e18edb6b012a845639c854e67e82188846a3d157ceb919a4ab9b2631", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82cf6a07e18edb6b012a845639c854e67e82188846a3d157ceb919a4ab9b2631", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82cf6a07e18edb6b012a845639c854e67e82188846a3d157ceb919a4ab9b2631", kill_on_drop: false }`
[INFO] [stdout] 82cf6a07e18edb6b012a845639c854e67e82188846a3d157ceb919a4ab9b2631
[INFO] running `Command { std: "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" "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" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d0a5ead34342d72d0ad83859211772949364de4550eed45407289c3a46d85a5
[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" "4d0a5ead34342d72d0ad83859211772949364de4550eed45407289c3a46d85a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.78
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling libloading v0.6.3
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.25
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking atom v0.3.5
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]     Checking ttf-parser v0.6.2
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking pin-project-lite v0.1.10
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking inplace_it v0.3.2
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.3
[INFO] [stderr]     Checking copyless v0.1.5
[INFO] [stderr]    Compiling wide v0.4.6
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling winit v0.23.0
[INFO] [stderr]     Checking typed-arena v2.0.1
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]    Compiling glam v0.9.4
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking pollster v0.2.0
[INFO] [stderr]     Checking instant v0.1.7
[INFO] [stderr]     Checking lock_api v0.4.1
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking hibitset v0.6.3
[INFO] [stderr]     Checking owned_ttf_parser v0.6.0
[INFO] [stderr]     Checking wgpu-types v0.6.1
[INFO] [stderr]     Checking spinning_top v0.2.2
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]     Checking ash v0.31.0
[INFO] [stderr]     Checking rusttype v0.9.2
[INFO] [stderr]     Checking tracing v0.1.21
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking flume v0.9.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking ultraviolet v0.4.6
[INFO] [stderr]    Compiling wayland-scanner v0.28.0
[INFO] [stderr]    Compiling wayland-sys v0.28.0
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking gfx-hal v0.6.0
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking spirv_headers v1.5.0
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]    Compiling cc v1.0.60
[INFO] [stderr]     Checking xcursor v0.3.2
[INFO] [stderr]     Checking line_drawing v0.8.0
[INFO] [stderr]     Checking puffin v0.3.1-alpha (https://github.com/EmbarkStudios/puffin?branch=main#935fe017)
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]     Checking andrew v0.3.0
[INFO] [stderr]     Checking simdeez v1.0.6
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]    Compiling wayland-client v0.28.0
[INFO] [stderr]    Compiling wayland-protocols v0.28.0
[INFO] [stderr]     Checking simdnoise v3.1.6
[INFO] [stderr]     Checking wayland-commons v0.28.0
[INFO] [stderr]     Checking calloop v0.6.4
[INFO] [stderr]     Checking gfx-backend-empty v0.6.0
[INFO] [stderr]     Checking gfx-descriptor v0.2.0
[INFO] [stderr]     Checking gfx-memory v0.2.0
[INFO] [stderr]     Checking wayland-cursor v0.28.0
[INFO] [stderr]    Compiling imgui-sys v0.5.0
[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-1.0.42/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -C opt-level=3 -C embed-bitcode=no -C debuginfo=2 -C debug-assertions=on --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=dd93c4166f4aa1df -C extra-filename=-dd93c4166f4aa1df --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-6950475433cc6e54.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-a18cae80981b721c.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-ed2a30a0ffce26bb.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" "4d0a5ead34342d72d0ad83859211772949364de4550eed45407289c3a46d85a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d0a5ead34342d72d0ad83859211772949364de4550eed45407289c3a46d85a5", kill_on_drop: false }`
[INFO] [stdout] 4d0a5ead34342d72d0ad83859211772949364de4550eed45407289c3a46d85a5