[INFO] fetching crate req_it 0.1.0...
[INFO] checking req_it-0.1.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate req_it 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate req_it 0.1.0
[INFO] finished tweaking crates.io crate req_it 0.1.0
[INFO] tweaked toml for crates.io crate req_it 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate req_it 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 req_it 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pretty_goodness v0.1.1
[INFO] [stderr]   Downloaded pango v0.17.0
[INFO] [stderr]   Downloaded cfg-expr v0.11.0
[INFO] [stderr]   Downloaded libadwaita-sys v0.4.1
[INFO] [stderr]   Downloaded gtk4-macros v0.6.0
[INFO] [stderr]   Downloaded delegate v0.9.0
[INFO] [stderr]   Downloaded graphene-rs v0.17.1
[INFO] [stderr]   Downloaded act_rs v0.1.0
[INFO] [stderr]   Downloaded gdk4-sys v0.6.0
[INFO] [stderr]   Downloaded gsk4 v0.6.0
[INFO] [stderr]   Downloaded cairo-rs v0.17.0
[INFO] [stderr]   Downloaded pest v2.5.4
[INFO] [stderr]   Downloaded gio v0.17.0
[INFO] [stderr]   Downloaded gtk4-sys v0.6.0
[INFO] [stderr]   Downloaded gdk4 v0.6.0
[INFO] [stderr]   Downloaded glib-sys v0.17.0
[INFO] [stderr]   Downloaded gio-sys v0.17.0
[INFO] [stderr]   Downloaded toml_edit v0.18.1
[INFO] [stderr]   Downloaded nom8 v0.2.0
[INFO] [stderr]   Downloaded glib-macros v0.17.1
[INFO] [stderr]   Downloaded gdk-pixbuf-sys v0.17.0
[INFO] [stderr]   Downloaded gobject-sys v0.17.0
[INFO] [stderr]   Downloaded libadwaita v0.4.1
[INFO] [stderr]   Downloaded gtk_estate v0.1.3
[INFO] [stderr]   Downloaded glib v0.17.1
[INFO] [stderr]   Downloaded corlib v0.1.0
[INFO] [stderr]   Downloaded graphene-sys v0.17.0
[INFO] [stderr]   Downloaded gsk4-sys v0.6.0
[INFO] [stderr]   Downloaded pango-sys v0.17.0
[INFO] [stderr]   Downloaded gdk-pixbuf v0.17.0
[INFO] [stderr]   Downloaded cairo-sys-rs v0.17.0
[INFO] [stderr]   Downloaded proc-macro-crate v1.3.0
[INFO] [stderr]   Downloaded system-deps v6.0.3
[INFO] [stderr]   Downloaded gtk4 v0.6.1
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c310183d7618ee861ff0ee75799b3cb0c9ba389a4584bb141c0849b9e8454431
[INFO] running `Command { std: "docker" "start" "-a" "c310183d7618ee861ff0ee75799b3cb0c9ba389a4584bb141c0849b9e8454431", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c310183d7618ee861ff0ee75799b3cb0c9ba389a4584bb141c0849b9e8454431", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c310183d7618ee861ff0ee75799b3cb0c9ba389a4584bb141c0849b9e8454431", kill_on_drop: false }`
[INFO] [stdout] c310183d7618ee861ff0ee75799b3cb0c9ba389a4584bb141c0849b9e8454431
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97fcfcbb7233d107f75fb2352ff73fd4bcab458608e8190a5db6509cede41ca6
[INFO] running `Command { std: "docker" "start" "-a" "97fcfcbb7233d107f75fb2352ff73fd4bcab458608e8190a5db6509cede41ca6", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling proc-macro2 v1.0.50
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling version-compare v0.1.1
[INFO] [stderr]    Compiling cfg-expr v0.11.0
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.50/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 futures-core v0.3.26
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling futures-channel v0.3.26
[INFO] [stderr]     Checking once_cell v1.17.0
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]    Compiling futures-task v0.3.26
[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" "97fcfcbb7233d107f75fb2352ff73fd4bcab458608e8190a5db6509cede41ca6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97fcfcbb7233d107f75fb2352ff73fd4bcab458608e8190a5db6509cede41ca6", kill_on_drop: false }`
[INFO] [stdout] 97fcfcbb7233d107f75fb2352ff73fd4bcab458608e8190a5db6509cede41ca6