[INFO] fetching crate profiling 0.1.7...
[INFO] testing profiling-0.1.7 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate profiling 0.1.7 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate profiling 0.1.7 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate profiling 0.1.7
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate profiling 0.1.7
[INFO] tweaked toml for crates.io crate profiling 0.1.7 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate profiling 0.1.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded superluminal-perf v0.1.1
[INFO] [stderr]   Downloaded tracy-client v0.10.0
[INFO] [stderr]   Downloaded winit v0.23.0
[INFO] [stderr]   Downloaded skia-bindings v0.36.0
[INFO] [stderr]   Downloaded skulpin v0.11.1
[INFO] [stderr]   Downloaded tracing-tracy v0.4.0
[INFO] [stderr]   Downloaded skia-safe v0.36.0
[INFO] [stderr]   Downloaded superluminal-perf-sys v0.1.2
[INFO] [stderr]   Downloaded imgui v0.6.0
[INFO] [stderr]   Downloaded skulpin-renderer-winit v0.5.0
[INFO] [stderr]   Downloaded puffin-imgui v0.5.0
[INFO] [stderr]   Downloaded raw-window-metal v0.1.1
[INFO] [stderr]   Downloaded cocoa v0.23.0
[INFO] [stderr]   Downloaded profiling-procmacros v0.1.3
[INFO] [stderr]   Downloaded imgui-winit-support v0.6.0
[INFO] [stderr]   Downloaded ab_glyph_rasterizer v0.1.4
[INFO] [stderr]   Downloaded rusttype v0.9.2
[INFO] [stderr]   Downloaded owned_ttf_parser v0.6.0
[INFO] [stderr]   Downloaded andrew v0.3.1
[INFO] [stderr]   Downloaded calloop v0.6.5
[INFO] [stderr]   Downloaded ash-window v0.5.0
[INFO] [stderr]   Downloaded optick v1.3.4
[INFO] [stderr]   Downloaded tracy-client-sys v0.11.0
[INFO] [stderr]   Downloaded ring v0.16.18
[INFO] [stderr]   Downloaded skulpin-app-winit v0.5.0
[INFO] [stderr]   Downloaded skulpin-renderer v0.5.0
[INFO] [stderr]   Downloaded skulpin-plugin-imgui v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e5779b4e140ba7e20c3f725838a0c529594e82a6e7a183379a12ae011806098b
[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" "e5779b4e140ba7e20c3f725838a0c529594e82a6e7a183379a12ae011806098b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5779b4e140ba7e20c3f725838a0c529594e82a6e7a183379a12ae011806098b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5779b4e140ba7e20c3f725838a0c529594e82a6e7a183379a12ae011806098b", kill_on_drop: false }`
[INFO] [stdout] e5779b4e140ba7e20c3f725838a0c529594e82a6e7a183379a12ae011806098b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 733988feef28d97f07c7d613b4aa9d4434ab809a0497a44b6cbc7f90701e7c03
[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" "733988feef28d97f07c7d613b4aa9d4434ab809a0497a44b6cbc7f90701e7c03", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.52
[INFO] [stderr]    Compiling profiling-procmacros v0.1.3
[INFO] [stderr]    Compiling profiling v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.17s
[INFO] running `Command { std: "docker" "inspect" "733988feef28d97f07c7d613b4aa9d4434ab809a0497a44b6cbc7f90701e7c03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "733988feef28d97f07c7d613b4aa9d4434ab809a0497a44b6cbc7f90701e7c03", kill_on_drop: false }`
[INFO] [stdout] 733988feef28d97f07c7d613b4aa9d4434ab809a0497a44b6cbc7f90701e7c03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a7de5b6bd6d77c53298252a7b6c4b65046aee977a5836c8e85ec8de4deedb07
[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" "4a7de5b6bd6d77c53298252a7b6c4b65046aee977a5836c8e85ec8de4deedb07", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling cc v1.0.65
[INFO] [stderr]    Compiling smallvec v1.5.0
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]    Compiling bindgen v0.55.1
[INFO] [stderr]    Compiling chunked_transfer v1.3.0
[INFO] [stderr]    Compiling ttf-parser v0.6.2
[INFO] [stderr]    Compiling ab_glyph_rasterizer v0.1.4
[INFO] [stderr]    Compiling winit v0.23.0
[INFO] [stderr]    Compiling libloading v0.6.5
[INFO] [stderr]    Compiling standback v0.2.13
[INFO] [stderr]    Compiling time v0.2.23
[INFO] [stderr]    Compiling cookie v0.14.3
[INFO] [stderr]    Compiling nom v6.0.1
[INFO] [stderr]    Compiling wayland-sys v0.28.2
[INFO] [stderr]    Compiling qstring v0.7.2
[INFO] [stderr]    Compiling clang-sys v1.0.3
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling dlib v0.4.2
[INFO] [stderr]    Compiling ash v0.31.0
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling wayland-scanner v0.28.2
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling publicsuffix v1.5.4
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling ring v0.16.18
[INFO] [stderr]    Compiling imgui-sys v0.6.0
[INFO] [stderr]    Compiling tracy-client-sys v0.11.0
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling owned_ttf_parser v0.6.0
[INFO] [stderr]    Compiling rusttype v0.9.2
[INFO] [stderr]    Compiling time-macros v0.1.1
[INFO] [stderr]    Compiling wayland-client v0.28.2
[INFO] [stderr]    Compiling wayland-protocols v0.28.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling filetime v0.2.13
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling parking_lot_core v0.8.0
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling flate2 v1.0.19
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.36
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling andrew v0.3.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling tracing v0.1.22
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling xcursor v0.3.3
[INFO] [stderr]    Compiling tar v0.4.30
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling puffin v0.3.1
[INFO] [stderr] error: could not compile `serde_derive`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde_derive /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.117/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=b48fa661be8f018e -C extra-filename=-b48fa661be8f018e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-fc674c02767ecd53.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-1ba06248e155a417.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-a7409c53bc242742.rlib --extern proc_macro --cap-lints allow --cap-lints=warn --cfg underscore_consts` (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" "4a7de5b6bd6d77c53298252a7b6c4b65046aee977a5836c8e85ec8de4deedb07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a7de5b6bd6d77c53298252a7b6c4b65046aee977a5836c8e85ec8de4deedb07", kill_on_drop: false }`
[INFO] [stdout] 4a7de5b6bd6d77c53298252a7b6c4b65046aee977a5836c8e85ec8de4deedb07