[INFO] fetching crate luminance-webgl 0.4.0...
[INFO] testing luminance-webgl-0.4.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate luminance-webgl 0.4.0 into /workspace/builds/worker-108/source
[INFO] validating manifest of crates.io crate luminance-webgl 0.4.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-108/source/.cargo/config.toml
[INFO] started tweaking crates.io crate luminance-webgl 0.4.0
[INFO] finished tweaking crates.io crate luminance-webgl 0.4.0
[INFO] tweaked toml for crates.io crate luminance-webgl 0.4.0 written to /workspace/builds/worker-108/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8bd6ad3c924eca2decb0e07c55262ffdd6409e4d8dd40427bcd6c6e65c4edf18
[INFO] running `Command { std: "docker" "start" "-a" "8bd6ad3c924eca2decb0e07c55262ffdd6409e4d8dd40427bcd6c6e65c4edf18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8bd6ad3c924eca2decb0e07c55262ffdd6409e4d8dd40427bcd6c6e65c4edf18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bd6ad3c924eca2decb0e07c55262ffdd6409e4d8dd40427bcd6c6e65c4edf18", kill_on_drop: false }`
[INFO] [stdout] 8bd6ad3c924eca2decb0e07c55262ffdd6409e4d8dd40427bcd6c6e65c4edf18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22a34242200aa60ab77ab1dcc79da54dc60802258c2af02602ca544b7ab696c7
[INFO] running `Command { std: "docker" "start" "-a" "22a34242200aa60ab77ab1dcc79da54dc60802258c2af02602ca544b7ab696c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.78
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling bumpalo v3.8.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.78
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.78
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.78
[INFO] [stderr]    Compiling luminance-derive v0.7.0
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.78
[INFO] [stderr]    Compiling luminance v0.44.1
[INFO] [stderr]    Compiling js-sys v0.3.55
[INFO] [stderr]    Compiling web-sys v0.3.55
[INFO] [stderr]    Compiling luminance-webgl v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `ty`
[INFO] [stdout]   --> src/webgl2/shader.rs:23:3
[INFO] [stdout]    |
[INFO] [stdout] 23 |   ty: StageType,
[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 [unoptimized + debuginfo] target(s) in 18.81s
[INFO] running `Command { std: "docker" "inspect" "22a34242200aa60ab77ab1dcc79da54dc60802258c2af02602ca544b7ab696c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22a34242200aa60ab77ab1dcc79da54dc60802258c2af02602ca544b7ab696c7", kill_on_drop: false }`
[INFO] [stdout] 22a34242200aa60ab77ab1dcc79da54dc60802258c2af02602ca544b7ab696c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87af16d8f07632f554ce59531d7e3dc59eb70659c4b7778b3d85b67e7bc77e66
[INFO] running `Command { std: "docker" "start" "-a" "87af16d8f07632f554ce59531d7e3dc59eb70659c4b7778b3d85b67e7bc77e66", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling luminance-webgl v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `ty`
[INFO] [stdout]   --> src/webgl2/shader.rs:23:3
[INFO] [stdout]    |
[INFO] [stdout] 23 |   ty: StageType,
[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: field is never read: `ty`
[INFO] [stdout]   --> src/webgl2/shader.rs:23:3
[INFO] [stdout]    |
[INFO] [stdout] 23 |   ty: StageType,
[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 test [unoptimized + debuginfo] target(s) in 2.00s
[INFO] running `Command { std: "docker" "inspect" "87af16d8f07632f554ce59531d7e3dc59eb70659c4b7778b3d85b67e7bc77e66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87af16d8f07632f554ce59531d7e3dc59eb70659c4b7778b3d85b67e7bc77e66", kill_on_drop: false }`
[INFO] [stdout] 87af16d8f07632f554ce59531d7e3dc59eb70659c4b7778b3d85b67e7bc77e66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f30e076b878542ed6692c323af9f5dd16f01ad131cf1bf6ffe9e78069867a0d8
[INFO] running `Command { std: "docker" "start" "-a" "f30e076b878542ed6692c323af9f5dd16f01ad131cf1bf6ffe9e78069867a0d8", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `ty`
[INFO] [stderr]   --> src/webgl2/shader.rs:23:3
[INFO] [stderr]    |
[INFO] [stderr] 23 |   ty: StageType,
[INFO] [stderr]    |   ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `luminance-webgl` (lib) generated 1 warning
[INFO] [stderr] warning: `luminance-webgl` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/luminance_webgl-e14dc8af2df4f689)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests luminance-webgl
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f30e076b878542ed6692c323af9f5dd16f01ad131cf1bf6ffe9e78069867a0d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f30e076b878542ed6692c323af9f5dd16f01ad131cf1bf6ffe9e78069867a0d8", kill_on_drop: false }`
[INFO] [stdout] f30e076b878542ed6692c323af9f5dd16f01ad131cf1bf6ffe9e78069867a0d8