[INFO] updating cached repository https://github.com/fkaa/curve_fit_test
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 50a07aa3291b48aebbf69d7c18dfe9e7fa8f60b0
[INFO] checking fkaa/curve_fit_test against beta-2019-10-27 for pr-65897
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffkaa%2Fcurve_fit_test" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fkaa/curve_fit_test on toolchain beta-2019-10-27
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/fkaa/curve_fit_test
[INFO] finished tweaking git repo https://github.com/fkaa/curve_fit_test
[INFO] tweaked toml for git repo https://github.com/fkaa/curve_fit_test written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/fkaa/curve_fit_test already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[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=allow" "-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" "+beta-2019-10-27" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b6f9b84edf910fad0667feae776fba805e9c14477157875643bc279eb0d9cbbb
[INFO] running `"docker" "start" "-a" "b6f9b84edf910fad0667feae776fba805e9c14477157875643bc279eb0d9cbbb"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking rect_packer v0.2.1
[INFO] [stderr]    Compiling cmake v0.1.35
[INFO] [stderr]     Checking nix v0.12.0
[INFO] [stderr]     Checking euclid v0.19.4
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]     Checking rusttype v0.7.3
[INFO] [stderr]     Checking x11-dl v2.18.3
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.5
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking andrew v0.1.4
[INFO] [stderr]     Checking lyon_geom v0.12.2
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.7
[INFO] [stderr]     Checking freetype v0.4.1
[INFO] [stderr]     Checking servo-fontconfig v0.4.0
[INFO] [stderr]     Checking lyon_path v0.12.0
[INFO] [stderr]     Checking font-kit v0.1.0 (https://github.com/fkaa/font-kit/?branch=freetype-fix#c0ec9813)
[INFO] [stderr]     Checking rg v0.1.0 (https://github.com/fkaa/rg/?rev=feaea7928bf4f76cf94b4a744d1a5ee02d24901d#feaea792)
[INFO] [stderr]     Checking wayland-commons v0.21.10
[INFO] [stderr]     Checking wayland-client v0.21.10
[INFO] [stderr]     Checking wayland-protocols v0.21.10
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.4
[INFO] [stderr]     Checking winit v0.18.1
[INFO] [stderr]     Checking glutin v0.19.0
[INFO] [stderr]     Checking curve_fit_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 54.32s
[INFO] running `"docker" "inspect" "b6f9b84edf910fad0667feae776fba805e9c14477157875643bc279eb0d9cbbb"`
[INFO] running `"docker" "rm" "-f" "b6f9b84edf910fad0667feae776fba805e9c14477157875643bc279eb0d9cbbb"`
[INFO] [stdout] b6f9b84edf910fad0667feae776fba805e9c14477157875643bc279eb0d9cbbb