[INFO] fetching crate simp 1.5.3...
[INFO] checking simp-1.5.3 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate simp 1.5.3 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate simp 1.5.3 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate simp 1.5.3
[INFO] finished tweaking crates.io crate simp 1.5.3
[INFO] tweaked toml for crates.io crate simp 1.5.3 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate simp 1.5.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 54722abe8cabef1807f4eff6fcfe2df7995af0026fb35eba7446fe8e29af9f88
[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" "54722abe8cabef1807f4eff6fcfe2df7995af0026fb35eba7446fe8e29af9f88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54722abe8cabef1807f4eff6fcfe2df7995af0026fb35eba7446fe8e29af9f88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54722abe8cabef1807f4eff6fcfe2df7995af0026fb35eba7446fe8e29af9f88", kill_on_drop: false }`
[INFO] [stdout] 54722abe8cabef1807f4eff6fcfe2df7995af0026fb35eba7446fe8e29af9f88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7bf2b29f37afa93fd3d3d74ca048073642397e12e3ee3e55dd74b43c32b3c67f
[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" "7bf2b29f37afa93fd3d3d74ca048073642397e12e3ee3e55dd74b43c32b3c67f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling strum v0.18.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]    Compiling anyhow v1.0.41
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling gio v0.9.1
[INFO] [stderr]    Compiling pango v0.9.1
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling cairo-rs v0.9.1
[INFO] [stderr]    Compiling gdk-pixbuf v0.9.0
[INFO] [stderr]    Compiling unicode-general-category v0.2.0
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling gdk v0.13.2
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking chlorine v1.0.7
[INFO] [stderr]    Compiling atk v0.9.0
[INFO] [stderr]     Checking ttf-parser v0.9.0
[INFO] [stderr]     Checking subtle v2.4.0
[INFO] [stderr]     Checking ttf-parser v0.12.2
[INFO] [stderr]     Checking unicode-vo v0.1.0
[INFO] [stderr]    Compiling cgmath v0.18.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking takeable-option v0.5.0
[INFO] [stderr]    Compiling simp v1.5.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking timing v0.2.1
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]     Checking libloading v0.7.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking libloading v0.6.7
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking multicache v0.6.1
[INFO] [stderr]     Checking data-url v0.1.0
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking kurbo v0.8.1
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]     Checking crc32fast v1.2.1
[INFO] [stderr]    Compiling wayland-sys v0.28.5
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling gtk v0.9.2
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]     Checking andrew v0.3.1
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking simplecss v0.2.0
[INFO] [stderr]     Checking futures-channel v0.3.15
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling wayland-scanner v0.28.5
[INFO] [stderr]     Checking object v0.25.3
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]    Compiling imgui-sys v0.7.0
[INFO] [stderr]    Compiling blake3 v0.3.8
[INFO] [stderr]    Compiling libwebp-sys2 v0.1.2
[INFO] [stderr]    Compiling tinyfiledialogs v3.8.3
[INFO] [stderr]     Checking tiny-skia v0.5.1
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking approx v0.4.0
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking nix v0.18.0
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking memmap2 v0.1.0
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking memmap2 v0.2.3
[INFO] [stderr]     Checking gethostname v0.2.1
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]    Compiling xcb v0.8.2
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.5
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.7
[INFO] [stderr]    Compiling glium v0.29.1
[INFO] [stderr]     Checking rustybuzz v0.3.0
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]    Compiling wayland-client v0.28.5
[INFO] [stderr] error: could not compile `serde`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-1.0.126/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="default"' --cfg 'feature="std"' -C metadata=f88747e9552afb9f -C extra-filename=-f88747e9552afb9f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid --cfg ops_bound --cfg core_reverse --cfg de_boxed_c_str --cfg de_boxed_path --cfg de_rc_dst --cfg core_duration --cfg integer128 --cfg range_inclusive --cfg num_nonzero --cfg serde_derive --cfg core_try_from --cfg num_nonzero_signed --cfg systemtime_checked_add --cfg std_atomic64 --cfg std_atomic` (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" "7bf2b29f37afa93fd3d3d74ca048073642397e12e3ee3e55dd74b43c32b3c67f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bf2b29f37afa93fd3d3d74ca048073642397e12e3ee3e55dd74b43c32b3c67f", kill_on_drop: false }`
[INFO] [stdout] 7bf2b29f37afa93fd3d3d74ca048073642397e12e3ee3e55dd74b43c32b3c67f