[INFO] cloning repository https://github.com/HyperMechaSonic2007/Mecha-RuffleMark2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HyperMechaSonic2007/Mecha-RuffleMark2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHyperMechaSonic2007%2FMecha-RuffleMark2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHyperMechaSonic2007%2FMecha-RuffleMark2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 47a22070a4cb7649570d6032ed0ea97f369285c2
[INFO] checking HyperMechaSonic2007/Mecha-RuffleMark2 against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHyperMechaSonic2007%2FMecha-RuffleMark2" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/HyperMechaSonic2007/Mecha-RuffleMark2 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] removed /workspace/builds/worker-6-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/HyperMechaSonic2007/Mecha-RuffleMark2
[INFO] finished tweaking git repo https://github.com/HyperMechaSonic2007/Mecha-RuffleMark2
[INFO] tweaked toml for git repo https://github.com/HyperMechaSonic2007/Mecha-RuffleMark2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/HyperMechaSonic2007/Mecha-RuffleMark2 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 git repository `https://github.com/RustAudio/dasp`
[INFO] [stderr]     Updating git repository `https://github.com/ruffle-rs/nellymoser`
[INFO] [stderr]     Updating git repository `https://github.com/ruffle-rs/h263-rs`
[INFO] [stderr]     Updating git repository `https://github.com/ruffle-rs/nihav-vp6`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lyon v1.0.0
[INFO] [stderr]   Downloaded lyon_algorithms v1.0.0
[INFO] [stderr]   Downloaded bitflags_serde_shim v0.2.2
[INFO] [stderr]   Downloaded android_system_properties v0.1.2
[INFO] [stderr]   Downloaded ouroboros v0.15.5
[INFO] [stderr]   Downloaded lyon_geom v1.0.1
[INFO] [stderr]   Downloaded lyon_tessellation v1.0.1
[INFO] [stderr]   Downloaded transpose v0.2.1
[INFO] [stderr]   Downloaded embed-resource v1.7.3
[INFO] [stderr]   Downloaded webbrowser v0.8.0
[INFO] [stderr]   Downloaded rfd v0.10.0
[INFO] [stderr]   Downloaded bytemuck v1.12.1
[INFO] [stderr]   Downloaded calloop v0.10.1
[INFO] [stderr]   Downloaded wide v0.7.4
[INFO] [stderr]   Downloaded symphonia-bundle-mp3 v0.5.1
[INFO] [stderr]   Downloaded winit v0.27.4
[INFO] [stderr]   Downloaded rustfft v6.0.1
[INFO] [stderr]   Downloaded exr v1.5.1
[INFO] [stderr]   Downloaded image v0.24.4
[INFO] [stderr]   Downloaded symphonia-core v0.5.1
[INFO] [stderr]   Downloaded crossfont v0.5.0
[INFO] [stderr]   Downloaded tiff v0.7.3
[INFO] [stderr]   Downloaded serde-wasm-bindgen v0.4.3
[INFO] [stderr]   Downloaded rustdct v0.7.0
[INFO] [stderr]   Downloaded sctk-adwaita v0.4.2
[INFO] [stderr]   Downloaded strength_reduce v0.2.3
[INFO] [stderr]   Downloaded ouroboros_macro v0.15.5
[INFO] [stderr]   Downloaded primal-check v0.3.1
[INFO] [stderr]   Downloaded symphonia-metadata v0.5.1
[INFO] [stderr]   Downloaded symphonia v0.5.1
[INFO] [stderr]   Downloaded lyon_path v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 515db6a99aeb8a056e9d513f5502578927f7b12a7e7e34c1cd1dd42ca3baba29
[INFO] running `Command { std: "docker" "start" "-a" "515db6a99aeb8a056e9d513f5502578927f7b12a7e7e34c1cd1dd42ca3baba29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "515db6a99aeb8a056e9d513f5502578927f7b12a7e7e34c1cd1dd42ca3baba29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "515db6a99aeb8a056e9d513f5502578927f7b12a7e7e34c1cd1dd42ca3baba29", kill_on_drop: false }`
[INFO] [stdout] 515db6a99aeb8a056e9d513f5502578927f7b12a7e7e34c1cd1dd42ca3baba29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3446d9933153fe8ae597eea837dfd68b425456642df501a707b376c15b130e0
[INFO] running `Command { std: "docker" "start" "-a" "d3446d9933153fe8ae597eea837dfd68b425456642df501a707b376c15b130e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.46
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.2
[INFO] [stderr]    Compiling syn v1.0.102
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling serde_derive v1.0.145
[INFO] [stderr]    Compiling serde v1.0.145
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.46/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 heck v0.4.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[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" "d3446d9933153fe8ae597eea837dfd68b425456642df501a707b376c15b130e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3446d9933153fe8ae597eea837dfd68b425456642df501a707b376c15b130e0", kill_on_drop: false }`
[INFO] [stdout] d3446d9933153fe8ae597eea837dfd68b425456642df501a707b376c15b130e0