[INFO] fetching crate smawk 0.2.0...
[INFO] testing smawk-0.2.0 against 1.45.2 for beta-1.46-1
[INFO] extracting crate smawk 0.2.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate smawk 0.2.0 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate smawk 0.2.0
[INFO] finished tweaking crates.io crate smawk 0.2.0
[INFO] tweaked toml for crates.io crate smawk 0.2.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 98ea3fb20c3ec7e3c76f7b98547c2e0f6d22d84e51698d5dc164ff9de5e48195
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "98ea3fb20c3ec7e3c76f7b98547c2e0f6d22d84e51698d5dc164ff9de5e48195", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98ea3fb20c3ec7e3c76f7b98547c2e0f6d22d84e51698d5dc164ff9de5e48195", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98ea3fb20c3ec7e3c76f7b98547c2e0f6d22d84e51698d5dc164ff9de5e48195", kill_on_drop: false }`
[INFO] [stdout] 98ea3fb20c3ec7e3c76f7b98547c2e0f6d22d84e51698d5dc164ff9de5e48195
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1796017c7edcb59458709697ca302e663ea5fe9b30dcf3ef4b137586f511ab3a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1796017c7edcb59458709697ca302e663ea5fe9b30dcf3ef4b137586f511ab3a", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling matrixmultiply v0.2.3
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling smawk v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `ConstantRows`
[INFO] [stdout]    --> src/lib.rs:461:5
[INFO] [stdout]     |
[INFO] [stdout] 461 |     ConstantRows,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ConstantCols`
[INFO] [stdout]    --> src/lib.rs:462:5
[INFO] [stdout]     |
[INFO] [stdout] 462 |     ConstantCols,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.79s
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1796017c7edcb59458709697ca302e663ea5fe9b30dcf3ef4b137586f511ab3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1796017c7edcb59458709697ca302e663ea5fe9b30dcf3ef4b137586f511ab3a", kill_on_drop: false }`
[INFO] [stdout] 1796017c7edcb59458709697ca302e663ea5fe9b30dcf3ef4b137586f511ab3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f661d7f6867f92c523c16122ead002cf4c88fc49c5aa4e5165fc3c06062983ff
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f661d7f6867f92c523c16122ead002cf4c88fc49c5aa4e5165fc3c06062983ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling tinyvec v0.3.3
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling pulldown-cmark v0.7.2
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling semver-parser v0.9.0
[INFO] [stdout] warning: variant is never constructed: `ConstantRows`
[INFO] [stdout]    --> src/lib.rs:461:5
[INFO] [stdout]     |
[INFO] [stdout] 461 |     ConstantRows,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ConstantCols`
[INFO] [stdout]    --> src/lib.rs:462:5
[INFO] [stdout]     |
[INFO] [stdout] 462 |     ConstantCols,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.13
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling version-sync v0.9.1
[INFO] [stderr]    Compiling smawk v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/complexity.rs:61:13
[INFO] [stdout]    |
[INFO] [stdout] 61 |         let mut matrix: Array2<i32> = random_monge_matrix(size, size, &mut rng);
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 50.91s
[INFO] running `Command { std: "docker" "inspect" "f661d7f6867f92c523c16122ead002cf4c88fc49c5aa4e5165fc3c06062983ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f661d7f6867f92c523c16122ead002cf4c88fc49c5aa4e5165fc3c06062983ff", kill_on_drop: false }`
[INFO] [stdout] f661d7f6867f92c523c16122ead002cf4c88fc49c5aa4e5165fc3c06062983ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1e93742a9ff7a5203104b21447d6510cfcecabacdf88b37ea32712684a8be682
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1e93742a9ff7a5203104b21447d6510cfcecabacdf88b37ea32712684a8be682", kill_on_drop: false }`
[INFO] [stderr] warning: variant is never constructed: `ConstantRows`
[INFO] [stderr]    --> src/lib.rs:461:5
[INFO] [stderr]     |
[INFO] [stderr] 461 |     ConstantRows,
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ConstantCols`
[INFO] [stderr]    --> src/lib.rs:462:5
[INFO] [stderr]     |
[INFO] [stderr] 462 |     ConstantCols,
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> tests/complexity.rs:61:13
[INFO] [stderr]    |
[INFO] [stderr] 61 |         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] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/smawk-1a06a3956d16e46d
[INFO] [stdout] 
[INFO] [stdout] running 33 tests
[INFO] [stdout] test tests::brute_force_2x1 ... ok
[INFO] [stdout] test tests::monge_constant_rows ... ok
[INFO] [stdout] test tests::brute_force_5x5 ... ok
[INFO] [stdout] test tests::is_monge_handles_overflow ... 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::monge_upper_right_ones ... ok
[INFO] [stdout] test tests::monge_constant_cols ... ok
[INFO] [stdout] test tests::brute_force_2x2 ... ok
[INFO] [stdout] test tests::brute_force_4x4 ... ok
[INFO] [stdout] test tests::online_3x3 ... ok
[INFO] [stdout] test tests::online_4x4 ... ok
[INFO] [stdout] test tests::recursive_2x1 ... ok
[INFO] [stdout] test tests::smawk_1x2 ... ok
[INFO] [stdout] test tests::smawk_2x1 ... ok
[INFO] [stdout] test tests::recursive_1x2 ... ok
[INFO] [stdout] test tests::smawk_3x3 ... ok
[INFO] [stdout] test tests::recursive_3x3 ... ok
[INFO] [stdout] test tests::smawk_1x1 ... ok
[INFO] [stdout] test tests::smawk_4x4 ... ok
[INFO] [stdout] test tests::recursive_1x1 ... ok
[INFO] [stdout] test tests::smawk_5x5 ... ok
[INFO] [stdout] test tests::recursive_5x5 ... ok
[INFO] [stdout] test tests::smawk_2x2 ... ok
[INFO] [stdout] test tests::recursive_4x4 ... ok
[INFO] [stdout] test tests::brute_force_3x3 ... ok
[INFO] [stdout] test tests::recursive_2x2 ... ok
[INFO] [stdout] test tests::brute_force_1x2 ... ok
[INFO] [stdout] test tests::brute_force_1x1 ... ok
[INFO] [stdout] test tests::online_5x5 ... ok
[INFO] [stdout] test tests::online_agree ... ok
[INFO] [stdout] test tests::implementations_agree ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 33 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/complexity-eda69450dc113e61
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[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] [stderr]      Running /opt/rustwide/target/debug/deps/version_numbers-1a6e35fee69e721c
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_readme_deps ... ok
[INFO] [stderr]    Doc-tests smawk
[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] [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 `Command { std: "docker" "inspect" "1e93742a9ff7a5203104b21447d6510cfcecabacdf88b37ea32712684a8be682", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e93742a9ff7a5203104b21447d6510cfcecabacdf88b37ea32712684a8be682", kill_on_drop: false }`
[INFO] [stdout] 1e93742a9ff7a5203104b21447d6510cfcecabacdf88b37ea32712684a8be682