[INFO] cloning repository https://github.com/montymole/vsti
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/montymole/vsti" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmontymole%2Fvsti", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmontymole%2Fvsti'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0b5310174503fb7e9500a0bcd410633d369ffbb4
[INFO] checking montymole/vsti against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmontymole%2Fvsti" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/montymole/vsti on toolchain 506512391b1a75ae450d36c9420978402a91abcc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/montymole/vsti
[INFO] finished tweaking git repo https://github.com/montymole/vsti
[INFO] tweaked toml for git repo https://github.com/montymole/vsti written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/montymole/vsti already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/Schuwi/vst_window`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wchar v0.6.1
[INFO] [stderr]   Downloaded wchar-impl v0.6.0
[INFO] [stderr]   Downloaded glyph_brush_layout v0.2.0
[INFO] [stderr]   Downloaded core-foundation v0.9.0
[INFO] [stderr]   Downloaded windebug_logger v0.1.4
[INFO] [stderr]   Downloaded wchar-impl v0.11.0
[INFO] [stderr]   Downloaded glyph_brush v0.7.0
[INFO] [stderr]   Downloaded wgpu_glyph v0.16.0
[INFO] [stderr]   Downloaded cmake v0.1.44
[INFO] [stderr]   Downloaded core-graphics v0.21.0
[INFO] [stderr]   Downloaded cocoa v0.22.0
[INFO] [stderr]   Downloaded vst v0.2.1
[INFO] [stderr]   Downloaded crossbeam-channel v0.4.3
[INFO] [stderr]   Downloaded ttf-parser v0.8.2
[INFO] [stderr]   Downloaded wchar v0.11.0
[INFO] [stderr]   Downloaded glyph_brush_draw_cache v0.1.1
[INFO] [stderr]   Downloaded ab_glyph_rasterizer v0.1.2
[INFO] [stderr]   Downloaded owned_ttf_parser v0.8.0
[INFO] [stderr]   Downloaded ab_glyph v0.2.5
[INFO] [stderr]   Downloaded core-foundation-sys v0.8.0
[INFO] [stderr]   Downloaded glsl-to-spirv v0.1.7
[INFO] [stderr]   Downloaded windows-error v1.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f43d84690d3608edc945c931f96187a0bf0a6be553038b3bf51eeb171313dcb8
[INFO] running `Command { std: "docker" "start" "-a" "f43d84690d3608edc945c931f96187a0bf0a6be553038b3bf51eeb171313dcb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f43d84690d3608edc945c931f96187a0bf0a6be553038b3bf51eeb171313dcb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f43d84690d3608edc945c931f96187a0bf0a6be553038b3bf51eeb171313dcb8", kill_on_drop: false }`
[INFO] [stdout] f43d84690d3608edc945c931f96187a0bf0a6be553038b3bf51eeb171313dcb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df949e389bfb56df85cb29d798ad547899b11439cad29a43809e0bf7c75d4311
[INFO] running `Command { std: "docker" "start" "-a" "df949e389bfb56df85cb29d798ad547899b11439cad29a43809e0bf7c75d4311", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling byte-tools v0.2.0
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling block-buffer v0.3.3
[INFO] [stderr]     Checking libloading v0.7.3
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]     Checking fixedbitset v0.4.1
[INFO] [stderr]     Checking instant v0.1.6
[INFO] [stderr]     Checking smallvec v1.4.1
[INFO] [stderr]    Compiling khronos-egl v4.1.0
[INFO] [stderr]    Compiling ash v0.34.0+1.2.203
[INFO] [stderr]     Checking cty v0.2.2
[INFO] [stderr]     Checking ttf-parser v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.49/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling pin-project-internal v0.4.29
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking raw-window-handle v0.4.2
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking codespan-reporting v0.11.1
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]     Checking gpu-descriptor-types v0.1.1
[INFO] [stderr]     Checking gpu-alloc-types v0.2.0
[INFO] [stderr]     Checking lock_api v0.4.1
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "df949e389bfb56df85cb29d798ad547899b11439cad29a43809e0bf7c75d4311", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df949e389bfb56df85cb29d798ad547899b11439cad29a43809e0bf7c75d4311", kill_on_drop: false }`
[INFO] [stdout] df949e389bfb56df85cb29d798ad547899b11439cad29a43809e0bf7c75d4311