[INFO] fetching crate firesquare-launcher 0.1.0...
[INFO] checking firesquare-launcher-0.1.0 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate firesquare-launcher 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate firesquare-launcher 0.1.0
[INFO] finished tweaking crates.io crate firesquare-launcher 0.1.0
[INFO] tweaked toml for crates.io crate firesquare-launcher 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate firesquare-launcher 0.1.0 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate firesquare-launcher 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "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 tracker v0.2.0
[INFO] [stderr]   Downloaded sha256 v1.1.1
[INFO] [stderr]   Downloaded pango v0.16.5
[INFO] [stderr]   Downloaded cairo-rs v0.16.7
[INFO] [stderr]   Downloaded log-panics v2.1.0
[INFO] [stderr]   Downloaded gsk4 v0.5.4
[INFO] [stderr]   Downloaded gdk4-sys v0.5.4
[INFO] [stderr]   Downloaded glib v0.16.7
[INFO] [stderr]   Downloaded gsk4-sys v0.5.4
[INFO] [stderr]   Downloaded glib-macros v0.16.3
[INFO] [stderr]   Downloaded gdk4 v0.5.4
[INFO] [stderr]   Downloaded gdk-pixbuf v0.16.7
[INFO] [stderr]   Downloaded gio v0.16.7
[INFO] [stderr]   Downloaded object v0.30.0
[INFO] [stderr]   Downloaded gtk4 v0.5.4
[INFO] [stderr]   Downloaded graphene-rs v0.16.3
[INFO] [stderr]   Downloaded gtk4-macros v0.5.4
[INFO] [stderr]   Downloaded graphene-sys v0.16.3
[INFO] [stderr]   Downloaded relm4-components v0.5.0-rc.1
[INFO] [stderr]   Downloaded tracker-macros v0.2.0
[INFO] [stderr]   Downloaded relm4-macros v0.5.0-rc.1
[INFO] [stderr]   Downloaded relm4 v0.5.0-rc.1
[INFO] [stderr]   Downloaded gtk4-sys v0.5.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba0d01ca2e12ac4764c2c5d02840cace0e5def27f3eb7afaf7c0b26b3c4e7cb9
[INFO] running `Command { std: "docker" "start" "-a" "ba0d01ca2e12ac4764c2c5d02840cace0e5def27f3eb7afaf7c0b26b3c4e7cb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba0d01ca2e12ac4764c2c5d02840cace0e5def27f3eb7afaf7c0b26b3c4e7cb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba0d01ca2e12ac4764c2c5d02840cace0e5def27f3eb7afaf7c0b26b3c4e7cb9", kill_on_drop: false }`
[INFO] [stdout] ba0d01ca2e12ac4764c2c5d02840cace0e5def27f3eb7afaf7c0b26b3c4e7cb9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43bc17b3ef5d36e7bdfa38ef94ca4e5f77b28471ca36ddd3ce2563f028d666d1
[INFO] running `Command { std: "docker" "start" "-a" "43bc17b3ef5d36e7bdfa38ef94ca4e5f77b28471ca36ddd3ce2563f028d666d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling serde v1.0.151
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling version-compare v0.1.1
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]     Checking futures-sink v0.3.25
[INFO] [stderr]    Compiling cfg-expr v0.11.0
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking futures-io v0.3.25
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling anyhow v1.0.68
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling cc v1.0.78
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.49/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 parking_lot_core v0.9.5
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[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" "43bc17b3ef5d36e7bdfa38ef94ca4e5f77b28471ca36ddd3ce2563f028d666d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43bc17b3ef5d36e7bdfa38ef94ca4e5f77b28471ca36ddd3ce2563f028d666d1", kill_on_drop: false }`
[INFO] [stdout] 43bc17b3ef5d36e7bdfa38ef94ca4e5f77b28471ca36ddd3ce2563f028d666d1