[INFO] cloning repository https://github.com/AlpYilmazz/flat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AlpYilmazz/flat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlpYilmazz%2Fflat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlpYilmazz%2Fflat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0f8956425539c985cee5b69bb7ebfe87e5c845b8
[INFO] checking AlpYilmazz/flat against master#292be5c7c05138d753bbd4b30db7a3f1a5c914f7 for pr-148271
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlpYilmazz%2Fflat" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/AlpYilmazz/flat
[INFO] finished tweaking git repo https://github.com/AlpYilmazz/flat
[INFO] tweaked toml for git repo https://github.com/AlpYilmazz/flat written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AlpYilmazz/flat on toolchain 292be5c7c05138d753bbd4b30db7a3f1a5c914f7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+292be5c7c05138d753bbd4b30db7a3f1a5c914f7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AlpYilmazz/flat 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" "+292be5c7c05138d753bbd4b30db7a3f1a5c914f7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/bevyengine/bevy`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded repr-trait v1.0.0
[INFO] [stderr]   Downloaded x11-dl v2.20.0
[INFO] [stderr]   Downloaded futures-core v0.3.24
[INFO] [stderr]   Downloaded foreign-types-macros v0.2.2
[INFO] [stderr]   Downloaded anyhow v1.0.65
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.12
[INFO] [stderr]   Downloaded const_format v0.2.26
[INFO] [stderr]   Downloaded png v0.17.6
[INFO] [stderr]   Downloaded calloop v0.10.5
[INFO] [stderr]   Downloaded aho-corasick v0.7.19
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.16.0
[INFO] [stderr]   Downloaded serde v1.0.145
[INFO] [stderr]   Downloaded const_panic v0.2.6
[INFO] [stderr]   Downloaded futures-io v0.3.24
[INFO] [stderr]   Downloaded cmake v0.1.48
[INFO] [stderr]   Downloaded syn v1.0.101
[INFO] [stderr]   Downloaded image v0.24.4
[INFO] [stderr]   Downloaded memmap2 v0.5.9
[INFO] [stderr]   Downloaded bumpalo v3.11.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.46
[INFO] [stderr]   Downloaded erased-serde v0.3.23
[INFO] [stderr]   Downloaded const_format_proc_macros v0.2.22
[INFO] [stderr]   Downloaded ash v0.37.0+1.3.209
[INFO] [stderr]   Downloaded crossfont v0.5.1
[INFO] [stderr]   Downloaded bytemuck v1.12.1
[INFO] [stderr]   Downloaded serde_derive v1.0.145
[INFO] [stderr]   Downloaded bytemuck_derive v1.2.1
[INFO] [stderr]   Downloaded unicode-ident v1.0.4
[INFO] [stderr]   Downloaded repr-trait-derive v1.0.0
[INFO] [stderr]   Downloaded profiling-procmacros v1.0.7
[INFO] [stderr]   Downloaded libc v0.2.134
[INFO] [stderr]   Downloaded jpeg-decoder v0.2.6
[INFO] [stderr]   Downloaded profiling v1.0.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+292be5c7c05138d753bbd4b30db7a3f1a5c914f7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39f8aabb00d6a82ebc42d760fdd894bdc1393cd362663c1f01568cb948decb58
[INFO] running `Command { std: "docker" "start" "-a" "39f8aabb00d6a82ebc42d760fdd894bdc1393cd362663c1f01568cb948decb58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39f8aabb00d6a82ebc42d760fdd894bdc1393cd362663c1f01568cb948decb58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39f8aabb00d6a82ebc42d760fdd894bdc1393cd362663c1f01568cb948decb58", kill_on_drop: false }`
[INFO] [stdout] 39f8aabb00d6a82ebc42d760fdd894bdc1393cd362663c1f01568cb948decb58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=forbid" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+292be5c7c05138d753bbd4b30db7a3f1a5c914f7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2cdacffe379c8cb1d1a0c2018f5b2024c90c92dce456815bd4551311c8d9318
[INFO] running `Command { std: "docker" "start" "-a" "c2cdacffe379c8cb1d1a0c2018f5b2024c90c92dce456815bd4551311c8d9318", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.46
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling syn v1.0.101
[INFO] [stderr]    Compiling libc v0.2.134
[INFO] [stderr]    Compiling serde_derive v1.0.145
[INFO] [stderr]    Compiling serde v1.0.145
[INFO] [stderr]     Checking once_cell v1.15.0
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/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 memchr v2.5.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking tracing-core v0.1.29
[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 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c2cdacffe379c8cb1d1a0c2018f5b2024c90c92dce456815bd4551311c8d9318", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2cdacffe379c8cb1d1a0c2018f5b2024c90c92dce456815bd4551311c8d9318", kill_on_drop: false }`
[INFO] [stdout] c2cdacffe379c8cb1d1a0c2018f5b2024c90c92dce456815bd4551311c8d9318
