[INFO] crate plotters-font-loader 0.8.2 is already in cache
[INFO] checking plotters-font-loader-0.8.2 against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] extracting crate plotters-font-loader 0.8.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate plotters-font-loader 0.8.2 on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate plotters-font-loader 0.8.2
[INFO] finished tweaking crates.io crate plotters-font-loader 0.8.2
[INFO] tweaked toml for crates.io crate plotters-font-loader 0.8.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate plotters-font-loader 0.8.2 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a6970dd0be8d1697aca8d3eb00f53426662835eebdcebe21d4eaa6ec291eeeaa
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "a6970dd0be8d1697aca8d3eb00f53426662835eebdcebe21d4eaa6ec291eeeaa"`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.7
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.5
[INFO] [stderr]     Checking servo-fontconfig v0.4.0
[INFO] [stderr]     Checking plotters-font-loader v0.8.2 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0463]: can't find crate for `font_loader`
[INFO] [stderr]   --> examples/list-fonts.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | extern crate font_loader as fonts;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0463`.
[INFO] [stderr] error: could not compile `plotters-font-loader`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "a6970dd0be8d1697aca8d3eb00f53426662835eebdcebe21d4eaa6ec291eeeaa"`
[INFO] running `"docker" "rm" "-f" "a6970dd0be8d1697aca8d3eb00f53426662835eebdcebe21d4eaa6ec291eeeaa"`
[INFO] [stdout] a6970dd0be8d1697aca8d3eb00f53426662835eebdcebe21d4eaa6ec291eeeaa