[INFO] fetching crate servo-fontconfig 0.5.1...
[INFO] checking servo-fontconfig-0.5.1 against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] extracting crate servo-fontconfig 0.5.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate servo-fontconfig 0.5.1 on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate servo-fontconfig 0.5.1
[INFO] finished tweaking crates.io crate servo-fontconfig 0.5.1
[INFO] tweaked toml for crates.io crate servo-fontconfig 0.5.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07ca7d6a8771e2202a7ad3c977d00fcddd5a58ac98ec9ff40d7639a81bd44778
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "07ca7d6a8771e2202a7ad3c977d00fcddd5a58ac98ec9ff40d7639a81bd44778", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07ca7d6a8771e2202a7ad3c977d00fcddd5a58ac98ec9ff40d7639a81bd44778", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07ca7d6a8771e2202a7ad3c977d00fcddd5a58ac98ec9ff40d7639a81bd44778", kill_on_drop: false }`
[INFO] [stdout] 07ca7d6a8771e2202a7ad3c977d00fcddd5a58ac98ec9ff40d7639a81bd44778
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee4b2e74e20db9c612ca268ef53fab9d365797dfd0f882cb246cf5ebcf33c1a9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ee4b2e74e20db9c612ca268ef53fab9d365797dfd0f882cb246cf5ebcf33c1a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]    Compiling freetype-sys v0.13.1
[INFO] [stderr]    Compiling servo-fontconfig-sys v5.1.0
[INFO] [stderr]     Checking servo-fontconfig v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.51s
[INFO] running `Command { std: "docker" "inspect" "ee4b2e74e20db9c612ca268ef53fab9d365797dfd0f882cb246cf5ebcf33c1a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee4b2e74e20db9c612ca268ef53fab9d365797dfd0f882cb246cf5ebcf33c1a9", kill_on_drop: false }`
[INFO] [stdout] ee4b2e74e20db9c612ca268ef53fab9d365797dfd0f882cb246cf5ebcf33c1a9