[INFO] crate ssimd 0.1.0 is already in cache
[INFO] extracting crate ssimd 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/ssimd/0.1.0
[INFO] extracting crate ssimd 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/ssimd/0.1.0
[INFO] validating manifest of ssimd-0.1.0 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ssimd-0.1.0 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ssimd-0.1.0
[INFO] finished frobbing ssimd-0.1.0
[INFO] frobbed toml for ssimd-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/ssimd/0.1.0/Cargo.toml
[INFO] started frobbing ssimd-0.1.0
[INFO] finished frobbing ssimd-0.1.0
[INFO] frobbed toml for ssimd-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/ssimd/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing ssimd-0.1.0 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/ssimd/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] a6140528418a0128aa1712792f8f74faed0e7ec32df7aefd6c9745e3196ef7e1
[INFO] running `"docker" "start" "-a" "a6140528418a0128aa1712792f8f74faed0e7ec32df7aefd6c9745e3196ef7e1"`
[INFO] [stderr]    Compiling ssimd v0.1.0 (/opt/crater/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]     Finished dev [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `"docker" "inspect" "a6140528418a0128aa1712792f8f74faed0e7ec32df7aefd6c9745e3196ef7e1"`
[INFO] running `"docker" "rm" "-f" "a6140528418a0128aa1712792f8f74faed0e7ec32df7aefd6c9745e3196ef7e1"`
[INFO] [stdout] a6140528418a0128aa1712792f8f74faed0e7ec32df7aefd6c9745e3196ef7e1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/ssimd/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 8d53e9b162582afa8f2fe05ddc1ba53106becdd32b2fa8d9fea83df6eab64f3c
[INFO] running `"docker" "start" "-a" "8d53e9b162582afa8f2fe05ddc1ba53106becdd32b2fa8d9fea83df6eab64f3c"`
[INFO] [stderr]    Compiling ssimd v0.1.0 (/opt/crater/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: 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 2.93s
[INFO] running `"docker" "inspect" "8d53e9b162582afa8f2fe05ddc1ba53106becdd32b2fa8d9fea83df6eab64f3c"`
[INFO] running `"docker" "rm" "-f" "8d53e9b162582afa8f2fe05ddc1ba53106becdd32b2fa8d9fea83df6eab64f3c"`
[INFO] [stdout] 8d53e9b162582afa8f2fe05ddc1ba53106becdd32b2fa8d9fea83df6eab64f3c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/ssimd/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] c10437eb6a45683d1873d02433a67af52cb6435684f9be5c967effc02cfac62b
[INFO] running `"docker" "start" "-a" "c10437eb6a45683d1873d02433a67af52cb6435684f9be5c967effc02cfac62b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ssimd-5fe8a34828669efb
[INFO] [stderr]    Doc-tests ssimd
[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
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "c10437eb6a45683d1873d02433a67af52cb6435684f9be5c967effc02cfac62b"`
[INFO] running `"docker" "rm" "-f" "c10437eb6a45683d1873d02433a67af52cb6435684f9be5c967effc02cfac62b"`
[INFO] [stdout] c10437eb6a45683d1873d02433a67af52cb6435684f9be5c967effc02cfac62b