[INFO] fetching crate charcoal-dict 0.2.7...
[INFO] checking charcoal-dict-0.2.7 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate charcoal-dict 0.2.7 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate charcoal-dict 0.2.7 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 charcoal-dict 0.2.7
[INFO] finished tweaking crates.io crate charcoal-dict 0.2.7
[INFO] tweaked toml for crates.io crate charcoal-dict 0.2.7 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate charcoal-dict 0.2.7 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded selectors v0.25.0
[INFO] [stderr]   Downloaded scraper v0.17.1
[INFO] [stderr]   Downloaded which v4.4.0
[INFO] [stderr]   Downloaded wincolor v0.1.6
[INFO] [stderr]   Downloaded servo_arc v0.3.0
[INFO] [stderr]   Downloaded x11-clipboard v0.5.3
[INFO] [stderr]   Downloaded cssparser-macros v0.6.1
[INFO] [stderr]   Downloaded shellexpand v3.0.0
[INFO] [stderr]   Downloaded symphonia v0.5.2
[INFO] [stderr]   Downloaded wayland-sys v0.27.0
[INFO] [stderr]   Downloaded ego-tree v0.6.2
[INFO] [stderr]   Downloaded tree_magic v0.2.3
[INFO] [stderr]   Downloaded clap_complete v3.2.5
[INFO] [stderr]   Downloaded clap_derive v4.1.14
[INFO] [stderr]   Downloaded clap_complete v4.3.0
[INFO] [stderr]   Downloaded clap v4.1.14
[INFO] [stderr]   Downloaded clap_builder v4.1.14
[INFO] [stderr]   Downloaded nix v0.17.0
[INFO] [stderr]   Downloaded tokio v1.19.2
[INFO] [stderr]   Downloaded quick-xml v0.22.0
[INFO] [stderr]   Downloaded xcb v0.10.1
[INFO] [stderr]   Downloaded didyoumean v1.1.4
[INFO] [stderr]   Downloaded hyper v0.14.19
[INFO] [stderr]   Downloaded wayland-protocols v0.27.0
[INFO] [stderr]   Downloaded openssl-sys v0.9.74
[INFO] [stderr]   Downloaded tracing-core v0.1.27
[INFO] [stderr]   Downloaded symphonia-bundle-mp3 v0.5.2
[INFO] [stderr]   Downloaded symphonia-core v0.5.2
[INFO] [stderr]   Downloaded cssparser v0.31.2
[INFO] [stderr]   Downloaded wayland-client v0.27.0
[INFO] [stderr]   Downloaded wayland-scanner v0.27.0
[INFO] [stderr]   Downloaded wl-clipboard-rs v0.4.1
[INFO] [stderr]   Downloaded symphonia-metadata v0.5.2
[INFO] [stderr]   Downloaded whatlang v0.16.0
[INFO] [stderr]   Downloaded clap_mangen v0.1.11
[INFO] [stderr]   Downloaded exitfailure v0.5.1
[INFO] [stderr]   Downloaded os_pipe v0.9.2
[INFO] [stderr]   Downloaded termcolor v0.3.6
[INFO] [stderr]   Downloaded stderrlog v0.4.1
[INFO] [stderr]   Downloaded wayland-commons v0.27.0
[INFO] [stderr]   Downloaded dialoguer v0.10.4
[INFO] [stderr]   Downloaded clang-sys v1.3.3
[INFO] [stderr]   Downloaded toml v0.7.3
[INFO] [stderr]   Downloaded hashbrown v0.12.1
[INFO] [stderr]   Downloaded cli-clipboard v0.2.1
[INFO] [stderr]   Downloaded indicatif v0.16.2
[INFO] [stderr]   Downloaded directories v5.0.1
[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] 2fe9dc4a93b07ff7afa86ca9e90d0c762812b07bdcf596808cb5243cbd589069
[INFO] running `Command { std: "docker" "start" "-a" "2fe9dc4a93b07ff7afa86ca9e90d0c762812b07bdcf596808cb5243cbd589069", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2fe9dc4a93b07ff7afa86ca9e90d0c762812b07bdcf596808cb5243cbd589069", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fe9dc4a93b07ff7afa86ca9e90d0c762812b07bdcf596808cb5243cbd589069", kill_on_drop: false }`
[INFO] [stdout] 2fe9dc4a93b07ff7afa86ca9e90d0c762812b07bdcf596808cb5243cbd589069
[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] 87b799c009ac80ceb485a7bcaa2e1a327d5b994e299e6c34802d23a43d8a22ab
[INFO] running `Command { std: "docker" "start" "-a" "87b799c009ac80ceb485a7bcaa2e1a327d5b994e299e6c34802d23a43d8a22ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling serde_derive v1.0.160
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.56/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 io-lifetimes v1.0.3
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling rustix v0.36.5
[INFO] [stderr]    Compiling termcolor v1.1.3
[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" "87b799c009ac80ceb485a7bcaa2e1a327d5b994e299e6c34802d23a43d8a22ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87b799c009ac80ceb485a7bcaa2e1a327d5b994e299e6c34802d23a43d8a22ab", kill_on_drop: false }`
[INFO] [stdout] 87b799c009ac80ceb485a7bcaa2e1a327d5b994e299e6c34802d23a43d8a22ab
