[INFO] fetching crate tectonic_bridge_harfbuzz 0.1.0...
[INFO] checking tectonic_bridge_harfbuzz-0.1.0 against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] extracting crate tectonic_bridge_harfbuzz 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate tectonic_bridge_harfbuzz 0.1.0 on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "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-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 84b39d070c630674e3104083e0e3ed6d95e64922515d19194bef1110e1cc358f
[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" "84b39d070c630674e3104083e0e3ed6d95e64922515d19194bef1110e1cc358f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84b39d070c630674e3104083e0e3ed6d95e64922515d19194bef1110e1cc358f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84b39d070c630674e3104083e0e3ed6d95e64922515d19194bef1110e1cc358f", kill_on_drop: false }`
[INFO] [stdout] 84b39d070c630674e3104083e0e3ed6d95e64922515d19194bef1110e1cc358f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 508b5008dff1cdc62fdc8d8aaf1ec9b4d0878ff8c0dee22f29e902c8d370e2c0
[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" "508b5008dff1cdc62fdc8d8aaf1ec9b4d0878ff8c0dee22f29e902c8d370e2c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling vcpkg v0.2.11
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling cc v1.0.66
[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-ef1b0cdb08a0cc62/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" "508b5008dff1cdc62fdc8d8aaf1ec9b4d0878ff8c0dee22f29e902c8d370e2c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "508b5008dff1cdc62fdc8d8aaf1ec9b4d0878ff8c0dee22f29e902c8d370e2c0", kill_on_drop: false }`
[INFO] [stdout] 508b5008dff1cdc62fdc8d8aaf1ec9b4d0878ff8c0dee22f29e902c8d370e2c0