[INFO] crate smawk 0.1.0 is already in cache
[INFO] extracting crate smawk 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/smawk/0.1.0
[INFO] extracting crate smawk 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/smawk/0.1.0
[INFO] validating manifest of smawk-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 smawk-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 smawk-0.1.0
[INFO] finished frobbing smawk-0.1.0
[INFO] frobbed toml for smawk-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/smawk/0.1.0/Cargo.toml
[INFO] started frobbing smawk-0.1.0
[INFO] finished frobbing smawk-0.1.0
[INFO] frobbed toml for smawk-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/smawk/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 smawk-0.1.0 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/smawk/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] c24e736383e9f84ce65ac9374160133157e0073c59410e6801ed38e557aa2ce6
[INFO] running `"docker" "start" "-a" "c24e736383e9f84ce65ac9374160133157e0073c59410e6801ed38e557aa2ce6"`
[INFO] [stderr]    Compiling ndarray v0.10.14
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling rand_derive v0.3.1
[INFO] [stderr]    Compiling smawk v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.80s
[INFO] running `"docker" "inspect" "c24e736383e9f84ce65ac9374160133157e0073c59410e6801ed38e557aa2ce6"`
[INFO] running `"docker" "rm" "-f" "c24e736383e9f84ce65ac9374160133157e0073c59410e6801ed38e557aa2ce6"`
[INFO] [stdout] c24e736383e9f84ce65ac9374160133157e0073c59410e6801ed38e557aa2ce6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/smawk/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 19de079d9fd73950017cc8262f92d8e9fb96c0e551b146a5da3909ab721807bf
[INFO] running `"docker" "start" "-a" "19de079d9fd73950017cc8262f92d8e9fb96c0e551b146a5da3909ab721807bf"`
[INFO] [stderr]    Compiling pulldown-cmark v0.0.11
[INFO] [stderr]    Compiling unicode-bidi v0.3.3
[INFO] [stderr]    Compiling syntex_pos v0.58.1
[INFO] [stderr]    Compiling itertools v0.6.5
[INFO] [stderr]    Compiling syntex_errors v0.58.1
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling syntex_syntax v0.58.1
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling version-sync v0.3.1
[INFO] [stderr]    Compiling smawk v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> tests/complexity.rs:67:13
[INFO] [stderr]    |
[INFO] [stderr] 67 |         let mut matrix: Array2<i32> = random_monge_matrix(size, size, &mut rng);
[INFO] [stderr]    |             ----^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.32s
[INFO] running `"docker" "inspect" "19de079d9fd73950017cc8262f92d8e9fb96c0e551b146a5da3909ab721807bf"`
[INFO] running `"docker" "rm" "-f" "19de079d9fd73950017cc8262f92d8e9fb96c0e551b146a5da3909ab721807bf"`
[INFO] [stdout] 19de079d9fd73950017cc8262f92d8e9fb96c0e551b146a5da3909ab721807bf
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/smawk/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] f311456f69fdb687a73411509267ce37133d6eab9b7074d86feeb49d00b061a2
[INFO] running `"docker" "start" "-a" "f311456f69fdb687a73411509267ce37133d6eab9b7074d86feeb49d00b061a2"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/smawk-b0d6661603e84018
[INFO] [stdout] 
[INFO] [stdout] running 32 tests
[INFO] [stdout] test tests::brute_force_3x3 ... ok
[INFO] [stdout] test tests::brute_force_2x2 ... ok
[INFO] [stdout] test tests::brute_force_1x1 ... ok
[INFO] [stdout] test tests::brute_force_2x1 ... ok
[INFO] [stdout] test tests::monge_upper_right_ones ... ok
[INFO] [stdout] test tests::monge_constant_cols ... ok
[INFO] [stdout] test tests::brute_force_1x2 ... ok
[INFO] [stdout] test tests::monge_constant_rows ... ok
[INFO] [stdout] test tests::monge_lower_left_ones ... ok
[INFO] [stdout] test tests::online_1x1 ... ok
[INFO] [stdout] test tests::online_2x2 ... ok
[INFO] [stdout] test tests::online_3x3 ... ok
[INFO] [stdout] test tests::online_4x4 ... ok
[INFO] [stdout] test tests::online_5x5 ... ok
[INFO] [stdout] test tests::brute_force_5x5 ... ok
[INFO] [stdout] test tests::brute_force_4x4 ... ok
[INFO] [stdout] test tests::recursive_2x1 ... ok
[INFO] [stdout] test tests::recursive_3x3 ... ok
[INFO] [stdout] test tests::recursive_2x2 ... ok
[INFO] [stdout] test tests::recursive_1x2 ... ok
[INFO] [stdout] test tests::recursive_1x1 ... ok
[INFO] [stdout] test tests::recursive_4x4 ... ok
[INFO] [stdout] test tests::smawk_1x1 ... ok
[INFO] [stdout] test tests::smawk_2x1 ... ok
[INFO] [stdout] test tests::smawk_1x2 ... ok
[INFO] [stdout] test tests::smawk_3x3 ... ok
[INFO] [stdout] test tests::smawk_2x2 ... ok
[INFO] [stdout] test tests::recursive_5x5 ... ok
[INFO] [stdout] test tests::smawk_4x4 ... ok
[INFO] [stdout] test tests::smawk_5x5 ... ok
[INFO] [stdout] test tests::implementations_agree ... ok
[INFO] [stdout] test tests::online_agree ... ok
[INFO] [stderr]      Running /opt/crater/target/debug/deps/complexity-707fbc6a6071f4a7
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 32 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/crater/target/debug/deps/version_numbers-d88ec64fa2d679fd
[INFO] [stdout] test online_linear_complexity ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_readme_deps ... ok
[INFO] [stdout] test test_html_root_url ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests smawk
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 14) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "f311456f69fdb687a73411509267ce37133d6eab9b7074d86feeb49d00b061a2"`
[INFO] running `"docker" "rm" "-f" "f311456f69fdb687a73411509267ce37133d6eab9b7074d86feeb49d00b061a2"`
[INFO] [stdout] f311456f69fdb687a73411509267ce37133d6eab9b7074d86feeb49d00b061a2