[INFO] fetching crate tectonic_bridge_harfbuzz 0.1.0...
[INFO] checking tectonic_bridge_harfbuzz-0.1.0 against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] extracting crate tectonic_bridge_harfbuzz 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate tectonic_bridge_harfbuzz 0.1.0 on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tectonic_bridge_harfbuzz 0.1.0
[INFO] finished tweaking crates.io crate tectonic_bridge_harfbuzz 0.1.0
[INFO] tweaked toml for crates.io crate tectonic_bridge_harfbuzz 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tectonic_bridge_graphite2 v0.1.1
[INFO] [stderr]   Downloaded tectonic_bridge_icu v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 63d553ee01aec7c508171d5283aea16c4db6cf3ae5bc75b11f66a9de883d59b8
[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" "63d553ee01aec7c508171d5283aea16c4db6cf3ae5bc75b11f66a9de883d59b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "63d553ee01aec7c508171d5283aea16c4db6cf3ae5bc75b11f66a9de883d59b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63d553ee01aec7c508171d5283aea16c4db6cf3ae5bc75b11f66a9de883d59b8", kill_on_drop: false }`
[INFO] [stdout] 63d553ee01aec7c508171d5283aea16c4db6cf3ae5bc75b11f66a9de883d59b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 08031b42df8092d7f39e11951acdf3a1ad1649c26dfd894cb4aac1c1bd1afdf3
[INFO] running `Command { std: "docker" "start" "-a" "08031b42df8092d7f39e11951acdf3a1ad1649c26dfd894cb4aac1c1bd1afdf3", kill_on_drop: false }`
[INFO] [stderr]    Compiling vcpkg v0.2.11
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling tectonic_dep_support v0.1.0
[INFO] [stderr]    Compiling tectonic_bridge_graphite2 v0.1.1
[INFO] [stderr]    Compiling tectonic_bridge_icu v0.1.0
[INFO] [stderr]    Compiling tectonic_bridge_harfbuzz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `tectonic_bridge_harfbuzz v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/tectonic_bridge_harfbuzz-6740b1f15d57e191/build-script-build` (exit code: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   error: no such file /opt/rustwide/workdir/harfbuzz/src/harfbuzz.cc
[INFO] [stderr]      if you have checked out from Git, you probably need to fetch submodules:
[INFO] [stderr]          git submodule update --init
[INFO] [stderr]      This is needed because we are attempting to compile a local copy of Harfbuzz.
[INFO] running `Command { std: "docker" "inspect" "08031b42df8092d7f39e11951acdf3a1ad1649c26dfd894cb4aac1c1bd1afdf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08031b42df8092d7f39e11951acdf3a1ad1649c26dfd894cb4aac1c1bd1afdf3", kill_on_drop: false }`
[INFO] [stdout] 08031b42df8092d7f39e11951acdf3a1ad1649c26dfd894cb4aac1c1bd1afdf3