[INFO] fetching crate machin 0.6.0...
[INFO] checking machin-0.6.0 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate machin 0.6.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate machin 0.6.0 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate machin 0.6.0
[INFO] finished tweaking crates.io crate machin 0.6.0
[INFO] tweaked toml for crates.io crate machin 0.6.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate machin 0.6.0 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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded base64ct v1.5.3
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.82
[INFO] [stderr]   Downloaded unicode-general-category v0.2.0
[INFO] [stderr]   Downloaded map-macro v0.2.4
[INFO] [stderr]   Downloaded svgfilters v0.3.0
[INFO] [stderr]   Downloaded svg-hush v0.9.1
[INFO] [stderr]   Downloaded svgtypes v0.5.0
[INFO] [stderr]   Downloaded memmap2 v0.2.3
[INFO] [stderr]   Downloaded clap_complete v4.0.5
[INFO] [stderr]   Downloaded xmlparser v0.13.5
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.82
[INFO] [stderr]   Downloaded exr v1.5.2
[INFO] [stderr]   Downloaded cxx v1.0.82
[INFO] [stderr]   Downloaded pom v3.2.0
[INFO] [stderr]   Downloaded zstd-sys v2.0.1+zstd.1.5.2
[INFO] [stderr]   Downloaded lopdf v0.27.0
[INFO] [stderr]   Downloaded rustybuzz v0.3.0
[INFO] [stderr]   Downloaded rayon v1.6.0
[INFO] [stderr]   Downloaded tiff v0.8.0
[INFO] [stderr]   Downloaded serde_json v1.0.88
[INFO] [stderr]   Downloaded tiny-skia v0.5.1
[INFO] [stderr]   Downloaded kurbo v0.8.3
[INFO] [stderr]   Downloaded ttf-parser v0.9.0
[INFO] [stderr]   Downloaded cxx-build v1.0.82
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.12
[INFO] [stderr]   Downloaded unsafe-libyaml v0.2.4
[INFO] [stderr]   Downloaded serde_yaml v0.9.14
[INFO] [stderr]   Downloaded usvg v0.14.1
[INFO] [stderr]   Downloaded zip v0.6.3
[INFO] [stderr]   Downloaded data-url v0.1.1
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.13
[INFO] [stderr]   Downloaded fontdb v0.5.4
[INFO] [stderr]   Downloaded rctree v0.3.3
[INFO] [stderr]   Downloaded resvg v0.14.1
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a5b01ade848ddf2fe3c638436d4fb585061d90d72bc783396725b85035164933
[INFO] running `Command { std: "docker" "start" "-a" "a5b01ade848ddf2fe3c638436d4fb585061d90d72bc783396725b85035164933", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5b01ade848ddf2fe3c638436d4fb585061d90d72bc783396725b85035164933", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5b01ade848ddf2fe3c638436d4fb585061d90d72bc783396725b85035164933", kill_on_drop: false }`
[INFO] [stdout] a5b01ade848ddf2fe3c638436d4fb585061d90d72bc783396725b85035164933
[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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 75ee581bc75dfb5dbd3e1c5ac79f2ba3b464be5cdfff50dc6416c45e148b76cc
[INFO] running `Command { std: "docker" "start" "-a" "75ee581bc75dfb5dbd3e1c5ac79f2ba3b464be5cdfff50dc6416c45e148b76cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.13
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling rayon-core v1.10.1
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]     Checking bytemuck v1.12.3
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.12
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]     Checking num_cpus v1.14.0
[INFO] [stderr]     Checking generic-array v0.14.6
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking weezl v0.1.7
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking cpufeatures v0.2.5
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]    Compiling os_str_bytes v6.4.0
[INFO] [stderr]    Compiling unicode-general-category v0.2.0
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling clap_lex v0.3.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.47/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 zstd-safe v5.0.2+zstd.1.5.2
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling const_fn v0.4.9
[INFO] [stderr]    Compiling once_cell v1.16.0
[INFO] [stderr]     Checking float-cmp v0.5.3
[INFO] [stderr]     Checking block-buffer v0.10.3
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[INFO] [stderr]    Compiling jobserver v0.1.25
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]     Checking digest v0.10.6
[INFO] [stderr]     Checking gif v0.11.4
[INFO] [stderr]    Compiling clap v4.0.26
[INFO] [stderr]     Checking spin v0.9.4
[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]     Checking nanorand v0.7.0
[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" "75ee581bc75dfb5dbd3e1c5ac79f2ba3b464be5cdfff50dc6416c45e148b76cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75ee581bc75dfb5dbd3e1c5ac79f2ba3b464be5cdfff50dc6416c45e148b76cc", kill_on_drop: false }`
[INFO] [stdout] 75ee581bc75dfb5dbd3e1c5ac79f2ba3b464be5cdfff50dc6416c45e148b76cc
