[INFO] cloning repository https://github.com/slightknack/sileno
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/slightknack/sileno" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslightknack%2Fsileno", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslightknack%2Fsileno'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 73c3b21ef5c5f9b00b35f883e8d3a4d2dbb65ab5
[INFO] checking slightknack/sileno against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslightknack%2Fsileno" "/workspace/builds/worker-86/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-86/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/slightknack/sileno on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/slightknack/sileno
[INFO] finished tweaking git repo https://github.com/slightknack/sileno
[INFO] tweaked toml for git repo https://github.com/slightknack/sileno written to /workspace/builds/worker-86/source/Cargo.toml
[INFO] crate git repo https://github.com/slightknack/sileno already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--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-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f7fbf61013872f47017f4b37f4ee2cd8c32aa74e10343de2593435dda9c67fee
[INFO] running `Command { std: "docker" "start" "-a" "f7fbf61013872f47017f4b37f4ee2cd8c32aa74e10343de2593435dda9c67fee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7fbf61013872f47017f4b37f4ee2cd8c32aa74e10343de2593435dda9c67fee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7fbf61013872f47017f4b37f4ee2cd8c32aa74e10343de2593435dda9c67fee", kill_on_drop: false }`
[INFO] [stdout] f7fbf61013872f47017f4b37f4ee2cd8c32aa74e10343de2593435dda9c67fee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 12d2d27b44bc42d2ec511e43cbc09602b5150925c745b979ff63f477234f3677
[INFO] running `Command { std: "docker" "start" "-a" "12d2d27b44bc42d2ec511e43cbc09602b5150925c745b979ff63f477234f3677", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling syn v1.0.55
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking smallvec v1.5.1
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking futures-sink v0.3.8
[INFO] [stderr]     Checking futures-core v0.3.8
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking futures-io v0.3.8
[INFO] [stderr]     Checking subtle v2.4.0
[INFO] [stderr]     Checking ttf-parser v0.9.0
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]    Compiling radium v0.4.1
[INFO] [stderr]     Checking pin-project-lite v0.2.0
[INFO] [stderr]     Checking inplace_it v0.3.2
[INFO] [stderr]     Checking iced_core v0.3.0
[INFO] [stderr]     Checking xi-unicode v0.3.0
[INFO] [stderr]     Checking float-ord v0.2.0
[INFO] [stderr]     Checking unicode-segmentation v1.7.1
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]    Compiling winit v0.23.0
[INFO] [stderr]     Checking zeroize v1.2.0
[INFO] [stderr]     Checking typed-arena v2.0.1
[INFO] [stderr]     Checking const-oid v0.4.1
[INFO] [stderr]     Checking svg_fmt v0.4.1
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]     Checking cpuid-bool v0.2.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking libloading v0.6.6
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling wayland-sys v0.28.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling nom v6.0.1
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.9
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling glam v0.10.2
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking wgpu-types v0.6.1
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]     Checking ash v0.31.0
[INFO] [stderr]     Checking der v0.1.0
[INFO] [stderr]     Checking futures-channel v0.3.8
[INFO] [stderr]     Checking futures-task v0.3.8
[INFO] [stderr] error: could not compile `ash`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name ash --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ash-0.31.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="libloading"' -C metadata=8fdd3a0a9e5799e6 -C extra-filename=-8fdd3a0a9e5799e6 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern libloading=/opt/rustwide/target/debug/deps/liblibloading-a5cf218f84a05e32.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" "12d2d27b44bc42d2ec511e43cbc09602b5150925c745b979ff63f477234f3677", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12d2d27b44bc42d2ec511e43cbc09602b5150925c745b979ff63f477234f3677", kill_on_drop: false }`
[INFO] [stdout] 12d2d27b44bc42d2ec511e43cbc09602b5150925c745b979ff63f477234f3677