[INFO] crate ssimd 0.1.0 is already in cache
[INFO] checking ssimd-0.1.0 against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] extracting crate ssimd 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ssimd 0.1.0 on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "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-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+45d050cde277b22a755847338f2acc2c7b834141" "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] 9d970427e80e91d70080010c86422d5d1e57f4f99e2c3e3a0cb05554549922be
[INFO] running `"docker" "start" "-a" "9d970427e80e91d70080010c86422d5d1e57f4f99e2c3e3a0cb05554549922be"`
[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]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros
[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]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros
[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: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[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] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.45s
[INFO] running `"docker" "inspect" "9d970427e80e91d70080010c86422d5d1e57f4f99e2c3e3a0cb05554549922be"`
[INFO] running `"docker" "rm" "-f" "9d970427e80e91d70080010c86422d5d1e57f4f99e2c3e3a0cb05554549922be"`
[INFO] [stdout] 9d970427e80e91d70080010c86422d5d1e57f4f99e2c3e3a0cb05554549922be