[INFO] fetching crate ssimd 0.1.0...
[INFO] checking ssimd-0.1.0 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate ssimd 0.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate ssimd 0.1.0 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate ssimd 0.1.0
[INFO] finished tweaking crates.io crate ssimd 0.1.0
[INFO] tweaked toml for crates.io crate ssimd 0.1.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2d3fbe2e74b6006c9cd04afd47d9dbcbb5307858dd68803d5cb35228a27d1390
[INFO] running `"docker" "start" "-a" "2d3fbe2e74b6006c9cd04afd47d9dbcbb5307858dd68803d5cb35228a27d1390"`
[INFO] [stderr]     Checking ssimd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/lib.rs:616:1
[INFO] [stderr]     |
[INFO] [stderr] 616 |   /// Conversion among types
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 617 | / conv_impls! {
[INFO] [stderr] 618 | |     to_i, u32x2 : u32 -> i32x2 : i32,       0:x0, 1:x1;
[INFO] [stderr] 619 | |     to_i, f32x2 : f32 -> i32x2 : i32,       0:x0, 1:x1;    
[INFO] [stderr] 620 | |     to_u, i32x2 : i32 -> u32x2 : u32,       0:x0, 1:x1;
[INFO] [stderr] ...   |
[INFO] [stderr] 676 | |     to_f64, f32x4 : f32 -> f64x4 : f64,     0:x0, 1:x1, 2:x2, 3:x3;
[INFO] [stderr] 677 | | }
[INFO] [stderr]     | |_- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/lib.rs:616:1
[INFO] [stderr]     |
[INFO] [stderr] 616 |   /// Conversion among types
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 617 | / conv_impls! {
[INFO] [stderr] 618 | |     to_i, u32x2 : u32 -> i32x2 : i32,       0:x0, 1:x1;
[INFO] [stderr] 619 | |     to_i, f32x2 : f32 -> i32x2 : i32,       0:x0, 1:x1;    
[INFO] [stderr] 620 | |     to_u, i32x2 : i32 -> u32x2 : u32,       0:x0, 1:x1;
[INFO] [stderr] ...   |
[INFO] [stderr] 676 | |     to_f64, f32x4 : f32 -> f64x4 : f64,     0:x0, 1:x1, 2:x2, 3:x3;
[INFO] [stderr] 677 | | }
[INFO] [stderr]     | |_- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: function `A` should have a snake case name
[INFO] [stderr]  --> examples/spectralnorm.rs:7:4
[INFO] [stderr]   |
[INFO] [stderr] 7 | fn A(i: usize, j: usize) -> f64 {
[INFO] [stderr]   |    ^ help: convert the identifier to snake case: `a`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `mult_Av` should have a snake case name
[INFO] [stderr]   --> examples/spectralnorm.rs:15:4
[INFO] [stderr]    |
[INFO] [stderr] 15 | fn mult_Av(v: &[f64], out: &mut [f64]) {
[INFO] [stderr]    |    ^^^^^^^ help: convert the identifier to snake case: `mult_av`
[INFO] [stderr] 
[INFO] [stderr] warning: function `mult_Atv` should have a snake case name
[INFO] [stderr]   --> examples/spectralnorm.rs:33:4
[INFO] [stderr]    |
[INFO] [stderr] 33 | fn mult_Atv(v: &[f64], out: &mut [f64]) {
[INFO] [stderr]    |    ^^^^^^^^ help: convert the identifier to snake case: `mult_atv`
[INFO] [stderr] 
[INFO] [stderr] warning: function `mult_AtAv` should have a snake case name
[INFO] [stderr]   --> examples/spectralnorm.rs:51:4
[INFO] [stderr]    |
[INFO] [stderr] 51 | fn mult_AtAv(v: &[f64], out: &mut [f64], tmp: &mut [f64]) {
[INFO] [stderr]    |    ^^^^^^^^^ help: convert the identifier to snake case: `mult_at_av`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.04s
[INFO] running `"docker" "inspect" "2d3fbe2e74b6006c9cd04afd47d9dbcbb5307858dd68803d5cb35228a27d1390"`
[INFO] running `"docker" "rm" "-f" "2d3fbe2e74b6006c9cd04afd47d9dbcbb5307858dd68803d5cb35228a27d1390"`
[INFO] [stdout] 2d3fbe2e74b6006c9cd04afd47d9dbcbb5307858dd68803d5cb35228a27d1390