[INFO] fetching crate harfbuzz_rs 2.0.1...
[INFO] testing harfbuzz_rs-2.0.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate harfbuzz_rs 2.0.1 into /workspace/builds/worker-61/source
[INFO] validating manifest of crates.io crate harfbuzz_rs 2.0.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate harfbuzz_rs 2.0.1
[INFO] finished tweaking crates.io crate harfbuzz_rs 2.0.1
[INFO] tweaked toml for crates.io crate harfbuzz_rs 2.0.1 written to /workspace/builds/worker-61/source/Cargo.toml
[INFO] crate crates.io crate harfbuzz_rs 2.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 806b3e23be2adb5e5ad6f2fd68df230c8854e0c9f99ac2bc69f4d4dcd2854fb5
[INFO] running `Command { std: "docker" "start" "-a" "806b3e23be2adb5e5ad6f2fd68df230c8854e0c9f99ac2bc69f4d4dcd2854fb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "806b3e23be2adb5e5ad6f2fd68df230c8854e0c9f99ac2bc69f4d4dcd2854fb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "806b3e23be2adb5e5ad6f2fd68df230c8854e0c9f99ac2bc69f4d4dcd2854fb5", kill_on_drop: false }`
[INFO] [stdout] 806b3e23be2adb5e5ad6f2fd68df230c8854e0c9f99ac2bc69f4d4dcd2854fb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a895c6e2bb2203bd78031a37320599f44ddcce8fd82204838afb5f475676e5e0
[INFO] running `Command { std: "docker" "start" "-a" "a895c6e2bb2203bd78031a37320599f44ddcce8fd82204838afb5f475676e5e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling freetype-sys v0.13.1
[INFO] [stderr]    Compiling harfbuzz-sys v0.5.0
[INFO] [stderr]    Compiling freetype v0.7.0
[INFO] [stderr]    Compiling harfbuzz_rs v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.74s
[INFO] running `Command { std: "docker" "inspect" "a895c6e2bb2203bd78031a37320599f44ddcce8fd82204838afb5f475676e5e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a895c6e2bb2203bd78031a37320599f44ddcce8fd82204838afb5f475676e5e0", kill_on_drop: false }`
[INFO] [stdout] a895c6e2bb2203bd78031a37320599f44ddcce8fd82204838afb5f475676e5e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27c27965f748d9a7e7d5180c183cdcad89a208979ffdbbf33df99d15f7ce207f
[INFO] running `Command { std: "docker" "start" "-a" "27c27965f748d9a7e7d5180c183cdcad89a208979ffdbbf33df99d15f7ce207f", kill_on_drop: false }`
[INFO] [stderr]    Compiling harfbuzz_rs v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.91s
[INFO] running `Command { std: "docker" "inspect" "27c27965f748d9a7e7d5180c183cdcad89a208979ffdbbf33df99d15f7ce207f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27c27965f748d9a7e7d5180c183cdcad89a208979ffdbbf33df99d15f7ce207f", kill_on_drop: false }`
[INFO] [stdout] 27c27965f748d9a7e7d5180c183cdcad89a208979ffdbbf33df99d15f7ce207f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 795ef4863349170154489f542af66c74dd8d301e17fde5f816f2f92b73e7623b
[INFO] running `Command { std: "docker" "start" "-a" "795ef4863349170154489f542af66c74dd8d301e17fde5f816f2f92b73e7623b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/harfbuzz_rs-ff0b6bfbb6597d66)
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test blob::tests::test_arc_to_blob_conversion ... ok
[INFO] [stdout] test blob::tests::test_arc_vec_to_blob_conversion ... ok
[INFO] [stdout] test blob::tests::test_vec_to_blob_conversion ... ok
[INFO] [stdout] test buffer::tests::test_memory_layouts ... ok
[INFO] [stdout] test buffer::tests::test_str_item_heap ... ok
[INFO] [stdout] test common::tests::reference_counting_shared ... ok
[INFO] [stdout] test common::tests::test_language ... ok
[INFO] [stdout] test common::tests::test_tag_debugging ... ok
[INFO] [stdout] test common::tests::test_tag_creation ... ok
[INFO] [stdout] test font::test::test_font_extents_layout ... ok
[INFO] [stdout] test face::tests::test_face_from_table_func ... ok
[INFO] [stdout] test tests::feature_new ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test buffer::tests::test_glyph_buffer_serialization_single_char ... ok
[INFO] [stdout] test buffer::tests::test_glyph_buffer_serialization_text ... ok
[INFO] [stdout] test buffer::tests::test_str_item_different_allocations - should panic ... ok
[INFO] [stdout] test buffer::tests::test_str_item_not_substring - should panic ... ok
[INFO] [stdout] test buffer::tests::test_str_item_not_substring2 - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests harfbuzz_rs
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test src/font_funcs.rs - font_funcs::FontFuncsImpl (line 350) ... ignored
[INFO] [stdout] test src/font_funcs.rs - font_funcs::FontFuncsImpl (line 364) ... ignored
[INFO] [stdout] test src/font_funcs.rs - font_funcs::FontFuncsImpl<T>::from_trait_impl (line 402) ... ignored
[INFO] [stdout] test src/buffer.rs - buffer::UnicodeBuffer::add_str (line 561) ... ok
[INFO] [stdout] test src/common.rs - common::Tag::new (line 31) ... ok
[INFO] [stdout] test src/buffer.rs - buffer::UnicodeBuffer::len (line 519) ... ok
[INFO] [stdout] test src/common.rs - common::Tag (line 9) ... ok
[INFO] [stdout] test src/buffer.rs - buffer::UnicodeBuffer::new (line 498) ... ok
[INFO] [stdout] test src/buffer.rs - buffer::UnicodeBuffer::clear_contents (line 754) ... ok
[INFO] [stdout] test src/buffer.rs - buffer::UnicodeBuffer::add_str_item (line 595) ... ok
[INFO] [stdout] test src/font.rs - font::Font (line 94) ... ok
[INFO] [stdout] test src/buffer.rs - buffer::UnicodeBuffer::codepoints (line 662) ... ok
[INFO] [stdout] test src/common.rs - common::Tag::to_bytes (line 50) ... ok
[INFO] [stdout] test src/buffer.rs - buffer::UnicodeBuffer::append_range (line 638) ... ok
[INFO] [stdout] test src/buffer.rs - buffer::UnicodeBuffer::add (line 543) ... ok
[INFO] [stdout] test src/lib.rs - (line 15) ... ok
[INFO] [stdout] test src/lib.rs - Variation::new (line 135) ... ok
[INFO] [stdout] test src/buffer.rs - buffer::UnicodeBuffer::append (line 619) ... ok
[INFO] [stdout] test src/font.rs - font::Font::set_variations (line 461) ... ok
[INFO] [stdout] test src/font.rs - font::Font::empty (line 144) ... ok
[INFO] [stdout] test src/buffer.rs - buffer::GlyphBuffer::serializer (line 872) ... ok
[INFO] [stdout] test src/font.rs - font::Font::parent (line 193) ... ok
[INFO] [stdout] test src/lib.rs - Feature (line 167) ... ok
[INFO] [stdout] test src/common.rs - common::Tag::from_str (line 128) ... ok
[INFO] [stdout] test src/font.rs - font::Font::create_sub_font (line 165) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 3 ignored; 0 measured; 0 filtered out; finished in 0.88s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "795ef4863349170154489f542af66c74dd8d301e17fde5f816f2f92b73e7623b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "795ef4863349170154489f542af66c74dd8d301e17fde5f816f2f92b73e7623b", kill_on_drop: false }`
[INFO] [stdout] 795ef4863349170154489f542af66c74dd8d301e17fde5f816f2f92b73e7623b