[INFO] fetching crate rqrr 0.6.0... [INFO] checking rqrr-0.6.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate rqrr 0.6.0 into /workspace/builds/worker-5-tc1/source [INFO] validating manifest of crates.io crate rqrr 0.6.0 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 rqrr 0.6.0 [INFO] finished tweaking crates.io crate rqrr 0.6.0 [INFO] tweaked toml for crates.io crate rqrr 0.6.0 written to /workspace/builds/worker-5-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 101 packages [INFO] [stderr] Adding anes v0.1.6 (latest: v0.2.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding clap v3.2.25 (latest: v4.5.4) [INFO] [stderr] Adding clap_lex v0.2.4 (latest: v0.7.0) [INFO] [stderr] Adding criterion v0.4.0 (latest: v0.5.1) [INFO] [stderr] Adding hashbrown v0.12.3 (latest: v0.14.3) [INFO] [stderr] Adding hashbrown v0.13.2 (latest: v0.14.3) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding image v0.24.9 (latest: v0.25.1) [INFO] [stderr] Adding indexmap v1.9.3 (latest: v2.2.6) [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.12.1) [INFO] [stderr] Adding lru v0.9.0 (latest: v0.12.3) [INFO] [stderr] Adding os_str_bytes v6.6.1 (latest: v7.0.0) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [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] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded lru v0.9.0 [INFO] [stderr] Downloaded g2poly v1.0.1 [INFO] [stderr] Downloaded g2gen v1.0.1 [INFO] [stderr] Downloaded g2p v1.0.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 1580c622ae4f219eca498cc06c19763cc6d1ae8f887ae3d0b73b565b65974f45 [INFO] running `Command { std: "docker" "start" "-a" "1580c622ae4f219eca498cc06c19763cc6d1ae8f887ae3d0b73b565b65974f45", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1580c622ae4f219eca498cc06c19763cc6d1ae8f887ae3d0b73b565b65974f45", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1580c622ae4f219eca498cc06c19763cc6d1ae8f887ae3d0b73b565b65974f45", kill_on_drop: false }` [INFO] [stdout] 1580c622ae4f219eca498cc06c19763cc6d1ae8f887ae3d0b73b565b65974f45 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 461765b4b84e49c1af0f00e5267891a9d3cb3536c07a788604e2b03c2462d39d [INFO] running `Command { std: "docker" "start" "-a" "461765b4b84e49c1af0f00e5267891a9d3cb3536c07a788604e2b03c2462d39d", kill_on_drop: false }` [INFO] [stderr] Checking simd-adler32 v0.3.7 [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Checking half v2.4.0 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Checking weezl v0.1.8 [INFO] [stderr] Checking ciborium-io v0.2.2 [INFO] [stderr] Checking plotters-backend v0.3.5 [INFO] [stderr] Checking flume v0.11.0 [INFO] [stderr] Checking bytemuck v1.15.0 [INFO] [stderr] Compiling g2poly v1.0.1 [INFO] [stderr] Checking lebe v0.5.2 [INFO] [stderr] Checking bit_field v0.10.2 [INFO] [stderr] Checking regex-syntax v0.8.3 [INFO] [stderr] Checking color_quant v1.1.0 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking miniz_oxide v0.7.2 [INFO] [stderr] Checking zune-inflate v0.2.54 [INFO] [stderr] Checking fdeflate v0.3.4 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking ciborium-ll v0.2.2 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Checking clap v3.2.25 [INFO] [stderr] Checking plotters-svg v0.3.5 [INFO] [stderr] Checking gif v0.13.1 [INFO] [stderr] Checking qoi v0.4.1 [INFO] [stderr] Checking lru v0.9.0 [INFO] [stderr] Checking anes v0.1.6 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Checking flate2 v1.0.28 [INFO] [stderr] Checking exr v1.72.0 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking png v0.17.13 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking plotters v0.3.5 [INFO] [stderr] Checking criterion-plot v0.5.0 [INFO] [stderr] Checking jpeg-decoder v0.3.1 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Checking tiff v0.9.1 [INFO] [stderr] Compiling g2gen v1.0.1 [INFO] [stderr] Checking serde_json v1.0.115 [INFO] [stderr] Checking ciborium v0.2.2 [INFO] [stderr] Checking image v0.24.9 [INFO] [stderr] Checking g2p v1.0.1 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.4.0 [INFO] [stderr] Checking rqrr v0.6.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `image` is imported redundantly [INFO] [stdout] --> src/lib.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 33 | use image; [INFO] [stdout] | ^^^^^ the item `image` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `image` is imported redundantly [INFO] [stdout] --> src/lib.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 33 | use image; [INFO] [stdout] | ^^^^^ the item `image` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `DataStream` is never constructed [INFO] [stdout] --> src/decode.rs:110:12 [INFO] [stdout] | [INFO] [stdout] 110 | pub struct DataStream { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `DataStream` has a derived impl for the trait `Clone`, 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: fields `caps` and `align` are never read [INFO] [stdout] --> src/identify/grid.rs:32:9 [INFO] [stdout] | [INFO] [stdout] 31 | pub struct SkewedGridLocation { [INFO] [stdout] | ------------------ fields in this struct [INFO] [stdout] 32 | pub caps: [CapStone; 3], [INFO] [stdout] | ^^^^ [INFO] [stdout] 33 | pub align: Point, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `SkewedGridLocation` 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: struct `PolygonScoreData` is never constructed [INFO] [stdout] --> src/detect.rs:27:12 [INFO] [stdout] | [INFO] [stdout] 27 | pub struct PolygonScoreData { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `PolygonScoreData` 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: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `criterion` is imported redundantly [INFO] [stdout] --> benches/bench_cap_find.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use criterion; [INFO] [stdout] | ^^^^^^^^^ the item `criterion` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `criterion_group`, `criterion_main` [INFO] [stdout] --> benches/bench_cap_find.rs:2:17 [INFO] [stdout] | [INFO] [stdout] 2 | use criterion::{criterion_group, criterion_main}; [INFO] [stdout] | ^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `image` [INFO] [stdout] --> benches/bench_cap_find.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use image; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rqrr` [INFO] [stdout] --> benches/bench_cap_find.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use rqrr; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `image` is imported redundantly [INFO] [stdout] --> tests/test_load.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use image; [INFO] [stdout] | ^^^^^ the item `image` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `rqrr` is imported redundantly [INFO] [stdout] --> tests/test_full.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use rqrr; [INFO] [stdout] | ^^^^ the item `rqrr` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `image` is imported redundantly [INFO] [stdout] --> tests/test_full.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use image; [INFO] [stdout] | ^^^^^ the item `image` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `image` is imported redundantly [INFO] [stdout] --> tests/test_errors.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use image; [INFO] [stdout] | ^^^^^ the item `image` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `DataStream` is never constructed [INFO] [stdout] --> src/decode.rs:110:12 [INFO] [stdout] | [INFO] [stdout] 110 | pub struct DataStream { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `DataStream` has a derived impl for the trait `Clone`, 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: fields `caps` and `align` are never read [INFO] [stdout] --> src/identify/grid.rs:32:9 [INFO] [stdout] | [INFO] [stdout] 31 | pub struct SkewedGridLocation { [INFO] [stdout] | ------------------ fields in this struct [INFO] [stdout] 32 | pub caps: [CapStone; 3], [INFO] [stdout] | ^^^^ [INFO] [stdout] 33 | pub align: Point, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `SkewedGridLocation` 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: struct `PolygonScoreData` is never constructed [INFO] [stdout] --> src/detect.rs:27:12 [INFO] [stdout] | [INFO] [stdout] 27 | pub struct PolygonScoreData { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `PolygonScoreData` 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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.83s [INFO] running `Command { std: "docker" "inspect" "461765b4b84e49c1af0f00e5267891a9d3cb3536c07a788604e2b03c2462d39d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "461765b4b84e49c1af0f00e5267891a9d3cb3536c07a788604e2b03c2462d39d", kill_on_drop: false }` [INFO] [stdout] 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