[INFO] fetching crate azul-text-layout 0.0.4...
[INFO] building azul-text-layout-0.0.4 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] extracting crate azul-text-layout 0.0.4 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate azul-text-layout 0.0.4 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate azul-text-layout 0.0.4
[INFO] finished tweaking crates.io crate azul-text-layout 0.0.4
[INFO] tweaked toml for crates.io crate azul-text-layout 0.0.4 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 20 packages to latest compatible versions
[INFO] [stderr]       Adding freetype v0.4.1 (available: v0.7.2)
[INFO] [stderr]       Adding harfbuzz-sys v0.3.4 (available: v0.6.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded core-text v13.3.2
[INFO] [stderr]   Downloaded azul-css v0.0.1
[INFO] [stderr]   Downloaded azul-core v0.0.2
[INFO] [stderr]   Downloaded harfbuzz-sys v0.3.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 535ac6d726dfa4a6735e3d7045377bc76b32d3b3cedd6c9529a05315b3869ac7
[INFO] running `Command { std: "docker" "start" "-a" "535ac6d726dfa4a6735e3d7045377bc76b32d3b3cedd6c9529a05315b3869ac7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "535ac6d726dfa4a6735e3d7045377bc76b32d3b3cedd6c9529a05315b3869ac7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "535ac6d726dfa4a6735e3d7045377bc76b32d3b3cedd6c9529a05315b3869ac7", kill_on_drop: false }`
[INFO] [stdout] 535ac6d726dfa4a6735e3d7045377bc76b32d3b3cedd6c9529a05315b3869ac7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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 -Dtail-expr-drop-order" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55926ae9103db1be6b53042e055c052d9e0cacbd24ad9771dbd1893a9ed29944
[INFO] running `Command { std: "docker" "start" "-a" "55926ae9103db1be6b53042e055c052d9e0cacbd24ad9771dbd1893a9ed29944", kill_on_drop: false }`
[INFO] [stderr]    Compiling cmake v0.1.52
[INFO] [stderr]    Compiling harfbuzz-sys v0.3.4
[INFO] [stderr]    Compiling azul-css v0.0.1
[INFO] [stderr]    Compiling tinyvec v1.8.1
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.5
[INFO] [stderr]    Compiling freetype v0.4.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.24
[INFO] [stderr]    Compiling azul-core v0.0.2
[INFO] [stderr]    Compiling azul-text-layout v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `font_bytes` and `font_index` are never read
[INFO] [stdout]   --> src/text_shaping.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub struct HbFont<'a> {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 69 |     font_bytes: &'a [u8],
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 70 |     font_index: u32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `HbFont` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `words` is never read
[INFO] [stdout]    --> src/text_shaping.rs:131:5
[INFO] [stdout]     |
[INFO] [stdout] 130 | pub struct HbBuffer<'a> {
[INFO] [stdout]     |            -------- field in this struct
[INFO] [stdout] 131 |     words: &'a str,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `HbBuffer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.23s
[INFO] running `Command { std: "docker" "inspect" "55926ae9103db1be6b53042e055c052d9e0cacbd24ad9771dbd1893a9ed29944", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55926ae9103db1be6b53042e055c052d9e0cacbd24ad9771dbd1893a9ed29944", kill_on_drop: false }`
[INFO] [stdout] 55926ae9103db1be6b53042e055c052d9e0cacbd24ad9771dbd1893a9ed29944
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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 -Dtail-expr-drop-order" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b269bb1f09a588be9f971bd2460a92ea13eb259d8f213ed8d30c5a3972a5ddbb
[INFO] running `Command { std: "docker" "start" "-a" "b269bb1f09a588be9f971bd2460a92ea13eb259d8f213ed8d30c5a3972a5ddbb", kill_on_drop: false }`
[INFO] [stdout] warning: fields `font_bytes` and `font_index` are never read
[INFO] [stdout]   --> src/text_shaping.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub struct HbFont<'a> {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 69 |     font_bytes: &'a [u8],
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 70 |     font_index: u32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `HbFont` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling azul-text-layout v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `words` is never read
[INFO] [stdout]    --> src/text_shaping.rs:131:5
[INFO] [stdout]     |
[INFO] [stdout] 130 | pub struct HbBuffer<'a> {
[INFO] [stdout]     |            -------- field in this struct
[INFO] [stdout] 131 |     words: &'a str,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `HbBuffer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `font_bytes` and `font_index` are never read
[INFO] [stdout]   --> src/text_shaping.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub struct HbFont<'a> {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 69 |     font_bytes: &'a [u8],
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 70 |     font_index: u32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `HbFont` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `words` is never read
[INFO] [stdout]    --> src/text_shaping.rs:131:5
[INFO] [stdout]     |
[INFO] [stdout] 130 | pub struct HbBuffer<'a> {
[INFO] [stdout]     |            -------- field in this struct
[INFO] [stdout] 131 |     words: &'a str,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `HbBuffer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "b269bb1f09a588be9f971bd2460a92ea13eb259d8f213ed8d30c5a3972a5ddbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b269bb1f09a588be9f971bd2460a92ea13eb259d8f213ed8d30c5a3972a5ddbb", kill_on_drop: false }`
[INFO] [stdout] b269bb1f09a588be9f971bd2460a92ea13eb259d8f213ed8d30c5a3972a5ddbb