[INFO] fetching crate hatsuon 0.1.0...
[INFO] checking hatsuon-0.1.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate hatsuon 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate hatsuon 0.1.0
[INFO] finished tweaking crates.io crate hatsuon 0.1.0
[INFO] tweaked toml for crates.io crate hatsuon 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate hatsuon 0.1.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate hatsuon 0.1.0 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sys-locale v0.2.4
[INFO] [stderr]   Downloaded yazi v0.1.5
[INFO] [stderr]   Downloaded matrixmultiply v0.3.3
[INFO] [stderr]   Downloaded tiny-skia v0.9.0
[INFO] [stderr]   Downloaded swash v0.1.7
[INFO] [stderr]   Downloaded cosmic-text v0.8.0
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 694cf0c9cf76c82fa436fa25562e36179b3a201416d90da83d66a2851ae4caeb
[INFO] running `Command { std: "docker" "start" "-a" "694cf0c9cf76c82fa436fa25562e36179b3a201416d90da83d66a2851ae4caeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "694cf0c9cf76c82fa436fa25562e36179b3a201416d90da83d66a2851ae4caeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "694cf0c9cf76c82fa436fa25562e36179b3a201416d90da83d66a2851ae4caeb", kill_on_drop: false }`
[INFO] [stdout] 694cf0c9cf76c82fa436fa25562e36179b3a201416d90da83d66a2851ae4caeb
[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=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ca717337358f67d98b98bcc5ce504714ca75cd8d1f9cd354934039e29964a6c
[INFO] running `Command { std: "docker" "start" "-a" "0ca717337358f67d98b98bcc5ce504714ca75cd8d1f9cd354934039e29964a6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]     Checking bytemuck v1.13.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]     Checking simd-adler32 v0.3.5
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stderr]    Compiling memchr v2.5.0
[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-macro2-1.0.56/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 lock_api v0.4.9
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling rustix v0.37.14
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.84
[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" "0ca717337358f67d98b98bcc5ce504714ca75cd8d1f9cd354934039e29964a6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ca717337358f67d98b98bcc5ce504714ca75cd8d1f9cd354934039e29964a6c", kill_on_drop: false }`
[INFO] [stdout] 0ca717337358f67d98b98bcc5ce504714ca75cd8d1f9cd354934039e29964a6c