[INFO] fetching crate webgl2-glyph 0.1.3...
[INFO] checking webgl2-glyph-0.1.3 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate webgl2-glyph 0.1.3 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate webgl2-glyph 0.1.3 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate webgl2-glyph 0.1.3
[INFO] finished tweaking crates.io crate webgl2-glyph 0.1.3
[INFO] tweaked toml for crates.io crate webgl2-glyph 0.1.3 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 48 packages
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded glyph_brush_draw_cache v0.1.5
[INFO] [stderr]   Downloaded glyph_brush_layout v0.2.3
[INFO] [stderr]   Downloaded glyph_brush v0.7.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ee1ff099df6f36949a582494693dd91072609055bf10a659f4ee7efaf88dc46d
[INFO] running `Command { std: "docker" "start" "-a" "ee1ff099df6f36949a582494693dd91072609055bf10a659f4ee7efaf88dc46d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee1ff099df6f36949a582494693dd91072609055bf10a659f4ee7efaf88dc46d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee1ff099df6f36949a582494693dd91072609055bf10a659f4ee7efaf88dc46d", kill_on_drop: false }`
[INFO] [stdout] ee1ff099df6f36949a582494693dd91072609055bf10a659f4ee7efaf88dc46d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe08091b5832c073bdc58171e31ab8de952dd86d207a34556beca0f31fc5bad0
[INFO] running `Command { std: "docker" "start" "-a" "fe08091b5832c073bdc58171e31ab8de952dd86d207a34556beca0f31fc5bad0", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.92
[INFO] [stderr]    Compiling bumpalo v3.15.4
[INFO] [stderr]     Checking ttf-parser v0.20.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.92
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.8
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking xi-unicode v0.3.0
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking crossbeam-channel v0.5.12
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking twox-hash v1.6.3
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking ordered-float v4.2.0
[INFO] [stderr]     Checking owned_ttf_parser v0.20.0
[INFO] [stderr]     Checking ab_glyph v0.2.24
[INFO] [stderr]     Checking glyph_brush_layout v0.2.3
[INFO] [stderr]     Checking glyph_brush_draw_cache v0.1.5
[INFO] [stderr]     Checking glyph_brush v0.7.8
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.92
[INFO] [stderr]    Compiling bytemuck_derive v1.6.0
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.92
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.92
[INFO] [stderr]     Checking bytemuck v1.15.0
[INFO] [stderr]     Checking js-sys v0.3.69
[INFO] [stderr]     Checking web-sys v0.3.69
[INFO] [stderr]     Checking webgl2-glyph v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `buffer` is never used
[INFO] [stdout]   --> src/lib.rs:82:12
[INFO] [stdout]    |
[INFO] [stdout] 81 | impl ReusableBuffer {
[INFO] [stdout]    | ------------------- method in this implementation
[INFO] [stdout] 82 |     pub fn buffer(&self) -> &WebGlBuffer {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `buffer` is never used
[INFO] [stdout]   --> src/lib.rs:82:12
[INFO] [stdout]    |
[INFO] [stdout] 81 | impl ReusableBuffer {
[INFO] [stdout]    | ------------------- method in this implementation
[INFO] [stdout] 82 |     pub fn buffer(&self) -> &WebGlBuffer {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.99s
[INFO] running `Command { std: "docker" "inspect" "fe08091b5832c073bdc58171e31ab8de952dd86d207a34556beca0f31fc5bad0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe08091b5832c073bdc58171e31ab8de952dd86d207a34556beca0f31fc5bad0", kill_on_drop: false }`
[INFO] [stdout] fe08091b5832c073bdc58171e31ab8de952dd86d207a34556beca0f31fc5bad0
[INFO] checking webgl2-glyph-0.1.3 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate webgl2-glyph 0.1.3 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate webgl2-glyph 0.1.3 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate webgl2-glyph 0.1.3
[INFO] finished tweaking crates.io crate webgl2-glyph 0.1.3
[INFO] tweaked toml for crates.io crate webgl2-glyph 0.1.3 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d4ab8169cc13ddc9115a42cf8c56f228a2a3ae322a5afae14b8a32d9bedc19e8
[INFO] running `Command { std: "docker" "start" "-a" "d4ab8169cc13ddc9115a42cf8c56f228a2a3ae322a5afae14b8a32d9bedc19e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4ab8169cc13ddc9115a42cf8c56f228a2a3ae322a5afae14b8a32d9bedc19e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4ab8169cc13ddc9115a42cf8c56f228a2a3ae322a5afae14b8a32d9bedc19e8", kill_on_drop: false }`
[INFO] [stdout] d4ab8169cc13ddc9115a42cf8c56f228a2a3ae322a5afae14b8a32d9bedc19e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d62736ec7c42f592a314382567c1a9538f252b7e97e05259ce18504091f54957
[INFO] running `Command { std: "docker" "start" "-a" "d62736ec7c42f592a314382567c1a9538f252b7e97e05259ce18504091f54957", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.92
[INFO] [stderr]    Compiling bumpalo v3.15.4
[INFO] [stderr]     Checking ttf-parser v0.20.0
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.8
[INFO] [stderr]    Compiling wasm-bindgen v0.2.92
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking xi-unicode v0.3.0
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking crossbeam-channel v0.5.12
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking twox-hash v1.6.3
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking ordered-float v4.2.0
[INFO] [stderr]     Checking owned_ttf_parser v0.20.0
[INFO] [stderr]     Checking ab_glyph v0.2.24
[INFO] [stderr]     Checking glyph_brush_layout v0.2.3
[INFO] [stderr]     Checking glyph_brush_draw_cache v0.1.5
[INFO] [stderr]     Checking glyph_brush v0.7.8
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.92
[INFO] [stderr]    Compiling bytemuck_derive v1.6.0
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.92
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.92
[INFO] [stderr]     Checking bytemuck v1.15.0
[INFO] [stderr]     Checking js-sys v0.3.69
[INFO] [stderr]     Checking web-sys v0.3.69
[INFO] [stderr]     Checking webgl2-glyph v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `buffer` is never used
[INFO] [stdout]   --> src/lib.rs:82:12
[INFO] [stdout]    |
[INFO] [stdout] 81 | impl ReusableBuffer {
[INFO] [stdout]    | ------------------- method in this implementation
[INFO] [stdout] 82 |     pub fn buffer(&self) -> &WebGlBuffer {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `buffer` is never used
[INFO] [stdout]   --> src/lib.rs:82:12
[INFO] [stdout]    |
[INFO] [stdout] 81 | impl ReusableBuffer {
[INFO] [stdout]    | ------------------- method in this implementation
[INFO] [stdout] 82 |     pub fn buffer(&self) -> &WebGlBuffer {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.39s
[INFO] running `Command { std: "docker" "inspect" "d62736ec7c42f592a314382567c1a9538f252b7e97e05259ce18504091f54957", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d62736ec7c42f592a314382567c1a9538f252b7e97e05259ce18504091f54957", kill_on_drop: false }`
[INFO] [stdout] d62736ec7c42f592a314382567c1a9538f252b7e97e05259ce18504091f54957