[INFO] fetching crate webrender 0.61.0...
[INFO] checking webrender-0.61.0 against try#2f3c33065a16f1030e8d2f90241df3b4bea01e77 for pr-106060
[INFO] extracting crate webrender 0.61.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate webrender 0.61.0 on toolchain 2f3c33065a16f1030e8d2f90241df3b4bea01e77
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2f3c33065a16f1030e8d2f90241df3b4bea01e77" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate webrender 0.61.0
[INFO] finished tweaking crates.io crate webrender 0.61.0
[INFO] tweaked toml for crates.io crate webrender 0.61.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2f3c33065a16f1030e8d2f90241df3b4bea01e77" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2f3c33065a16f1030e8d2f90241df3b4bea01e77" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] 9a1d55497461cc46e0015513c86ea8b611d8cedefd5083039e76899aab1e9cad
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[INFO] running `Command { std: "docker" "inspect" "9a1d55497461cc46e0015513c86ea8b611d8cedefd5083039e76899aab1e9cad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a1d55497461cc46e0015513c86ea8b611d8cedefd5083039e76899aab1e9cad", kill_on_drop: false }`
[INFO] [stdout] 9a1d55497461cc46e0015513c86ea8b611d8cedefd5083039e76899aab1e9cad
[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" "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@sha256:9db6adea6fe108e8475f2314ed6ea91319efc655499b550640da2809d69ffe6a" "/opt/rustwide/cargo-home/bin/cargo" "+2f3c33065a16f1030e8d2f90241df3b4bea01e77" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41a1de45191dc094bee72f4140babc0b2e459fdd670056bba1662a739f40ff56
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[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling serde_derive v1.0.151
[INFO] [stderr]    Compiling serde v1.0.151
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.13
[INFO] [stderr]    Compiling jobserver v0.1.25
[INFO] [stderr]     Checking byteorder v1.4.3
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[INFO] [stderr]    Compiling cc v1.0.78
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]     Checking scopeguard v1.1.0
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[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling rayon-core v1.10.1
[INFO] [stderr]    Compiling cmake v0.1.49
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling gl_generator v0.13.1
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]     Checking crossbeam-deque v0.8.2
[INFO] [stderr]    Compiling webrender_build v0.1.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling procedural-masquerade v0.1.7
[INFO] [stderr]    Compiling webrender v0.61.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.5
[INFO] [stderr]    Compiling mozangle v0.3.3
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[INFO] [stderr]     Checking smallvec v0.6.14
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[INFO] [stderr]     Checking freetype v0.4.1
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[INFO] [stderr]     Checking thread_profiler v0.1.3
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[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling peek-poke-derive v0.2.1
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[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling malloc_size_of_derive v0.1.2
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[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]     --> src/render_target.rs:997:13
[INFO] [stdout]      |
[INFO] [stdout] 997  |             ((data.r_func.to_int() << 12 |
[INFO] [stdout]      |             ^
[INFO] [stdout] ...
[INFO] [stdout] 1000 |               data.a_func.to_int()) as u16),
[INFO] [stdout]      |                                           ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 997  ~             (data.r_func.to_int() << 12 |
[INFO] [stdout] 998  |               data.g_func.to_int() << 8 |
[INFO] [stdout] 999  |               data.b_func.to_int() << 4 |
[INFO] [stdout] 1000 ~               data.a_func.to_int()) as u16,
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/shade.rs:924:9
[INFO] [stdout]     |
[INFO] [stdout] 924 |         (buffer_kind as usize)
[INFO] [stdout]     |         ^                    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 924 -         (buffer_kind as usize)
[INFO] [stdout] 924 +         buffer_kind as usize
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `swizzle` is never read
[INFO] [stdout]    --> src/device/gl.rs:488:5
[INFO] [stdout]     |
[INFO] [stdout] 485 | pub struct ExternalTexture {
[INFO] [stdout]     |            --------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 488 |     swizzle: Swizzle,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ExternalTexture` 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 `data` is never read
[INFO] [stdout]    --> src/gpu_types.rs:213:5
[INFO] [stdout]     |
[INFO] [stdout] 212 | pub struct PrimitiveInstanceData {
[INFO] [stdout]     |            --------------------- field in this struct
[INFO] [stdout] 213 |     data: [i32; 4],
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PrimitiveInstanceData` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `description` is never read
[INFO] [stdout]    --> src/internal_types.rs:590:5
[INFO] [stdout]     |
[INFO] [stdout] 589 | pub struct ResourceCacheError {
[INFO] [stdout]     |            ------------------ field in this struct
[INFO] [stdout] 590 |     description: String,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ResourceCacheError` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `prim_compare_result` is never read
[INFO] [stdout]    --> src/picture.rs:569:9
[INFO] [stdout]     |
[INFO] [stdout] 567 |     Content {
[INFO] [stdout]     |     ------- field in this variant
[INFO] [stdout] 568 |         /// What changed in the primitive that was different
[INFO] [stdout] 569 |         prim_compare_result: PrimitiveCompareResult,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]     --> src/renderer.rs:2520:29
[INFO] [stdout]      |
[INFO] [stdout] 2520 | / ...                   mem::replace(
[INFO] [stdout] 2521 | | ...                       &mut self.active_documents[pos].1,
[INFO] [stdout] 2522 | | ...                       doc,
[INFO] [stdout] 2523 | | ...                   );
[INFO] [stdout]      | |_______________________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout]      = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]     --> src/render_target.rs:997:13
[INFO] [stdout]      |
[INFO] [stdout] 997  |             ((data.r_func.to_int() << 12 |
[INFO] [stdout]      |             ^
[INFO] [stdout] ...
[INFO] [stdout] 1000 |               data.a_func.to_int()) as u16),
[INFO] [stdout]      |                                           ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 997  ~             (data.r_func.to_int() << 12 |
[INFO] [stdout] 998  |               data.g_func.to_int() << 8 |
[INFO] [stdout] 999  |               data.b_func.to_int() << 4 |
[INFO] [stdout] 1000 ~               data.a_func.to_int()) as u16,
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/shade.rs:924:9
[INFO] [stdout]     |
[INFO] [stdout] 924 |         (buffer_kind as usize)
[INFO] [stdout]     |         ^                    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 924 -         (buffer_kind as usize)
[INFO] [stdout] 924 +         buffer_kind as usize
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `swizzle` is never read
[INFO] [stdout]    --> src/device/gl.rs:488:5
[INFO] [stdout]     |
[INFO] [stdout] 485 | pub struct ExternalTexture {
[INFO] [stdout]     |            --------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 488 |     swizzle: Swizzle,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ExternalTexture` 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 `data` is never read
[INFO] [stdout]    --> src/gpu_types.rs:213:5
[INFO] [stdout]     |
[INFO] [stdout] 212 | pub struct PrimitiveInstanceData {
[INFO] [stdout]     |            --------------------- field in this struct
[INFO] [stdout] 213 |     data: [i32; 4],
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PrimitiveInstanceData` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `description` is never read
[INFO] [stdout]    --> src/internal_types.rs:590:5
[INFO] [stdout]     |
[INFO] [stdout] 589 | pub struct ResourceCacheError {
[INFO] [stdout]     |            ------------------ field in this struct
[INFO] [stdout] 590 |     description: String,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ResourceCacheError` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `prim_compare_result` is never read
[INFO] [stdout]    --> src/picture.rs:569:9
[INFO] [stdout]     |
[INFO] [stdout] 567 |     Content {
[INFO] [stdout]     |     ------- field in this variant
[INFO] [stdout] 568 |         /// What changed in the primitive that was different
[INFO] [stdout] 569 |         prim_compare_result: PrimitiveCompareResult,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]     --> src/renderer.rs:2520:29
[INFO] [stdout]      |
[INFO] [stdout] 2520 | / ...                   mem::replace(
[INFO] [stdout] 2521 | | ...                       &mut self.active_documents[pos].1,
[INFO] [stdout] 2522 | | ...                       doc,
[INFO] [stdout] 2523 | | ...                   );
[INFO] [stdout]      | |_______________________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout]      = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 30s
[INFO] running `Command { std: "docker" "inspect" "41a1de45191dc094bee72f4140babc0b2e459fdd670056bba1662a739f40ff56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41a1de45191dc094bee72f4140babc0b2e459fdd670056bba1662a739f40ff56", kill_on_drop: false }`
[INFO] [stdout] 41a1de45191dc094bee72f4140babc0b2e459fdd670056bba1662a739f40ff56