[INFO] fetching crate shrtcut 0.1.4...
[INFO] testing shrtcut-0.1.4 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate shrtcut 0.1.4 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate shrtcut 0.1.4
[INFO] finished tweaking crates.io crate shrtcut 0.1.4
[INFO] tweaked toml for crates.io crate shrtcut 0.1.4 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate shrtcut 0.1.4 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate shrtcut 0.1.4 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rusty_robot v0.1.0
[INFO] [stderr]   Downloaded rdev v0.5.2
[INFO] [stderr]   Downloaded concolor-override v1.0.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.54
[INFO] [stderr]   Downloaded concolor-query v0.3.3
[INFO] [stderr]   Downloaded anstyle-parse v0.1.1
[INFO] [stderr]   Downloaded io-lifetimes v1.0.9
[INFO] [stderr]   Downloaded dirs v5.0.0
[INFO] [stderr]   Downloaded core-graphics v0.21.0
[INFO] [stderr]   Downloaded clap v4.2.0
[INFO] [stderr]   Downloaded serde v1.0.158
[INFO] [stderr]   Downloaded cocoa v0.22.0
[INFO] [stderr]   Downloaded crossbeam-channel v0.5.7
[INFO] [stderr]   Downloaded syn v2.0.10
[INFO] [stderr]   Downloaded serde_derive v1.0.158
[INFO] [stderr]   Downloaded fltk v1.3.34
[INFO] [stderr]   Downloaded is-terminal v0.4.5
[INFO] [stderr]   Downloaded clap_builder v4.2.0
[INFO] [stderr]   Downloaded anstream v0.2.6
[INFO] [stderr]   Downloaded anstyle v0.3.5
[INFO] [stderr]   Downloaded rustix v0.36.11
[INFO] [stderr]   Downloaded cmake v0.1.49
[INFO] [stderr]   Downloaded glcp v0.1.2
[INFO] [stderr]   Downloaded libc v0.2.140
[INFO] [stderr]   Downloaded anstyle-wincon v0.2.0
[INFO] [stderr]   Downloaded fltk-sys v1.3.34
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 701821296e1ec70bae24d04de18bba44bd9dcc80ff61763818855c4fb07f37d8
[INFO] running `Command { std: "docker" "start" "-a" "701821296e1ec70bae24d04de18bba44bd9dcc80ff61763818855c4fb07f37d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "701821296e1ec70bae24d04de18bba44bd9dcc80ff61763818855c4fb07f37d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "701821296e1ec70bae24d04de18bba44bd9dcc80ff61763818855c4fb07f37d8", kill_on_drop: false }`
[INFO] [stdout] 701821296e1ec70bae24d04de18bba44bd9dcc80ff61763818855c4fb07f37d8
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 390e6cfd8e5d22d36bb73fb3b8ef1a8d772fc47c77ad19728845c7d0028fbc52
[INFO] running `Command { std: "docker" "start" "-a" "390e6cfd8e5d22d36bb73fb3b8ef1a8d772fc47c77ad19728845c7d0028fbc52", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling io-lifetimes v1.0.9
[INFO] [stderr]    Compiling rustix v0.36.11
[INFO] [stderr]    Compiling serde v1.0.158
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling proc-macro2 v1.0.54
[INFO] [stderr]    Compiling linux-raw-sys v0.1.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling concolor-query v0.3.3
[INFO] [stderr]    Compiling x11 v2.21.0
[INFO] [stderr]    Compiling anstyle-parse v0.1.1
[INFO] [stderr]    Compiling anstyle v0.3.5
[INFO] [stderr]    Compiling concolor-override v1.0.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling serde_derive v1.0.158
[INFO] [stderr]    Compiling winnow v0.4.1
[INFO] [stderr]    Compiling anyhow v1.0.70
[INFO] [stderr]    Compiling ttf-parser v0.18.1
[INFO] [stderr]    Compiling rusty_robot v0.1.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.54/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 cmake v0.1.49
[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" "390e6cfd8e5d22d36bb73fb3b8ef1a8d772fc47c77ad19728845c7d0028fbc52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "390e6cfd8e5d22d36bb73fb3b8ef1a8d772fc47c77ad19728845c7d0028fbc52", kill_on_drop: false }`
[INFO] [stdout] 390e6cfd8e5d22d36bb73fb3b8ef1a8d772fc47c77ad19728845c7d0028fbc52
