[INFO] fetching crate fdg-img 0.4.2...
[INFO] testing fdg-img-0.4.2 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate fdg-img 0.4.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate fdg-img 0.4.2
[INFO] finished tweaking crates.io crate fdg-img 0.4.2
[INFO] tweaked toml for crates.io crate fdg-img 0.4.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate fdg-img 0.4.2 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate fdg-img 0.4.2 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 46745ebd671e17c378bf39739842fa08fb33b5dfea7d2b7463514c2c24bb8926
[INFO] running `Command { std: "docker" "start" "-a" "46745ebd671e17c378bf39739842fa08fb33b5dfea7d2b7463514c2c24bb8926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46745ebd671e17c378bf39739842fa08fb33b5dfea7d2b7463514c2c24bb8926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46745ebd671e17c378bf39739842fa08fb33b5dfea7d2b7463514c2c24bb8926", kill_on_drop: false }`
[INFO] [stdout] 46745ebd671e17c378bf39739842fa08fb33b5dfea7d2b7463514c2c24bb8926
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad9e4ad109b366ba0370be3eabbf10f660316b8fee6b0cd3e18ed2869c0281f2
[INFO] running `Command { std: "docker" "start" "-a" "ad9e4ad109b366ba0370be3eabbf10f660316b8fee6b0cd3e18ed2869c0281f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.59
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling once_cell v1.17.2
[INFO] [stderr]    Compiling log v0.4.18
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling ucd-trie v0.1.5
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.86
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]    Compiling simd-adler32 v0.3.5
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling bumpalo v3.13.0
[INFO] [stderr]    Compiling ahash v0.8.3
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling fdeflate v0.3.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.86
[INFO] [stderr]    Compiling dlib v0.5.0
[INFO] [stderr]    Compiling plotters-backend v0.3.4
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.59/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a feature with a similar name: `proc_macro_span_file`
[INFO] [stdout]    |
[INFO] [stdout] 92 -     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout] 92 +     feature(proc_macro_span, proc_macro_span_file)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]    Compiling font-kit v0.11.0
[INFO] [stderr]    Compiling bytemuck v1.13.1
[INFO] [stderr]    Compiling const-cstr v0.3.0
[INFO] [stderr]    Compiling jpeg-decoder v0.3.0
[INFO] [stdout] error[E0635]: unknown feature `stdsimd`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ahash-0.8.3/src/lib.rs:99:42
[INFO] [stdout]    |
[INFO] [stdout] 99 | #![cfg_attr(feature = "stdsimd", feature(stdsimd))]
[INFO] [stdout]    |                                          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling weezl v0.1.7
[INFO] [stderr]    Compiling walkdir v2.3.3
[INFO] [stderr]    Compiling itoa v1.0.6
[INFO] [stderr]    Compiling float-ord v0.2.0
[INFO] [stderr]    Compiling iana-time-zone v0.1.56
[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] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ahash` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "ad9e4ad109b366ba0370be3eabbf10f660316b8fee6b0cd3e18ed2869c0281f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad9e4ad109b366ba0370be3eabbf10f660316b8fee6b0cd3e18ed2869c0281f2", kill_on_drop: false }`
[INFO] [stdout] ad9e4ad109b366ba0370be3eabbf10f660316b8fee6b0cd3e18ed2869c0281f2