[INFO] fetching crate array2d 0.2.1...
[INFO] testing array2d-0.2.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate array2d 0.2.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate array2d 0.2.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate array2d 0.2.1
[INFO] finished tweaking crates.io crate array2d 0.2.1
[INFO] tweaked toml for crates.io crate array2d 0.2.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 149344b31c6859dce2188b8c32fb6a2d0ac8b0db2ac69653953dfb71cd2e19cc
[INFO] running `Command { std: "docker" "start" "-a" "149344b31c6859dce2188b8c32fb6a2d0ac8b0db2ac69653953dfb71cd2e19cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "149344b31c6859dce2188b8c32fb6a2d0ac8b0db2ac69653953dfb71cd2e19cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "149344b31c6859dce2188b8c32fb6a2d0ac8b0db2ac69653953dfb71cd2e19cc", kill_on_drop: false }`
[INFO] [stdout] 149344b31c6859dce2188b8c32fb6a2d0ac8b0db2ac69653953dfb71cd2e19cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dbb806d4df6a30b1a8f5d1c85a87c92f2ed93cb1e01306b0398dd76503847be9
[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" "dbb806d4df6a30b1a8f5d1c85a87c92f2ed93cb1e01306b0398dd76503847be9", kill_on_drop: false }`
[INFO] [stderr]    Compiling array2d v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "dbb806d4df6a30b1a8f5d1c85a87c92f2ed93cb1e01306b0398dd76503847be9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbb806d4df6a30b1a8f5d1c85a87c92f2ed93cb1e01306b0398dd76503847be9", kill_on_drop: false }`
[INFO] [stdout] dbb806d4df6a30b1a8f5d1c85a87c92f2ed93cb1e01306b0398dd76503847be9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cad229b0f7c8cf6c00b4b42e93a0e3b4024232455d2cd76c2f0f30ebb2085462
[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" "cad229b0f7c8cf6c00b4b42e93a0e3b4024232455d2cd76c2f0f30ebb2085462", kill_on_drop: false }`
[INFO] [stderr]    Compiling array2d v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `Command { std: "docker" "inspect" "cad229b0f7c8cf6c00b4b42e93a0e3b4024232455d2cd76c2f0f30ebb2085462", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cad229b0f7c8cf6c00b4b42e93a0e3b4024232455d2cd76c2f0f30ebb2085462", kill_on_drop: false }`
[INFO] [stdout] cad229b0f7c8cf6c00b4b42e93a0e3b4024232455d2cd76c2f0f30ebb2085462
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f5624424c5d34af86e6223e6d27f2991caeda5d28fe9f1ad93393cb6e0f936eb
[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" "f5624424c5d34af86e6223e6d27f2991caeda5d28fe9f1ad93393cb6e0f936eb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/array2d-ac58b5de23072072
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/array2d-9dd5d57e186821bd
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 39 tests
[INFO] [stdout] test test_dimensions ... ok
[INFO] [stdout] test test_elements_column_major_iter ... ok
[INFO] [stdout] test test_elements_row_major_iter ... ok
[INFO] [stdout] test test_empty_array_from_rows_many_empty_rows ... ok
[INFO] [stdout] test test_filled_by_row_major ... ok
[INFO] [stdout] test test_empty_array_from_rows ... ok
[INFO] [stdout] test test_filled_with ... ok
[INFO] [stdout] test test_from_columns ... ok
[INFO] [stdout] test test_from_iter_column_major ... ok
[INFO] [stdout] test test_from_iter_row_major ... ok
[INFO] [stdout] test test_from_column_major ... ok
[INFO] [stdout] test test_columns_iter ... ok
[INFO] [stdout] test test_filled_by_column_major ... ok
[INFO] [stdout] test test_get_mut ... ok
[INFO] [stdout] test test_column_iter ... ok
[INFO] [stdout] test test_empty_array_from_row_major ... ok
[INFO] [stdout] test test_empty_array_from_row_major_non_zero_columns ... ok
[INFO] [stdout] test test_from_row_major ... ok
[INFO] [stdout] test test_from_rows ... ok
[INFO] [stdout] test test_column_iter_out_of_bounds ... ok
[INFO] [stdout] test test_from_column_major_dimensions_do_not_match_size ... ok
[INFO] [stdout] test test_op_index ... ok
[INFO] [stdout] test test_get ... ok
[INFO] [stdout] test test_row_iter ... ok
[INFO] [stdout] test test_from_iter_column_major_not_enough ... ok
[INFO] [stdout] test test_op_index_mut ... ok
[INFO] [stdout] test test_rows_iter ... ok
[INFO] [stdout] test test_set ... ok
[INFO] [stdout] test test_from_iter_row_major_not_enough ... ok
[INFO] [stdout] test test_index_mut_out_of_bounds_row ... ok
[INFO] [stdout] test test_index_out_of_bounds_row ... ok
[INFO] [stdout] test test_index_out_of_bounds_column ... ok
[INFO] [stdout] test test_index_out_of_bounds_row_and_column ... ok
[INFO] [stdout] test test_from_rows_not_all_same_size ... ok
[INFO] [stdout] test test_from_row_major_dimensions_do_not_match_size ... ok
[INFO] [stdout] test test_index_mut_out_of_bounds_row_and_column ... ok
[INFO] [stdout] test test_index_mut_out_of_bounds_column ... ok
[INFO] [stdout] test test_from_columns_not_all_same_size ... ok
[INFO] [stdout] test test_row_iter_out_of_bounds ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 39 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests array2d
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test src/lib.rs - Array2D<T>::columns_iter (line 731) ... ok
[INFO] [stdout] test src/lib.rs - Array2D<T>::as_rows (line 773) ... ok
[INFO] [stdout] test src/lib.rs - Array2D<T>::filled_by_column_major (line 389) ... ok
[INFO] [stdout] test src/lib.rs - Array2D<T>::filled_with (line 326) ... ok
[INFO] [stdout] test src/lib.rs - Array2D<T>::elements_row_major_iter (line 591) ... ok
[INFO] [stdout] test src/lib.rs - Array2D<T>::from_column_major (line 286) ... ok
[INFO] [stdout] test src/lib.rs - Array2D<T>::as_column_major (line 832) ... ok
[INFO] [stdout] test src/lib.rs - Array2D<T>::column_iter (line 662) ... ok
[INFO] [stdout] test src/lib.rs - Array2D<T>::elements_column_major_iter (line 611) ... ok
[INFO] [stdout] test src/lib.rs - Array2D<T>::as_columns (line 793) ... ok
[INFO] [stdout] test src/lib.rs - Array2D<T>::filled_by_row_major (line 356) ... ok
[INFO] [stdout] test src/lib.rs - Array2D<T>::as_row_major (line 813) ... ok
[INFO] [stdout] test src/lib.rs - (line 53) ... ok
[INFO] [stdout] test src/lib.rs - Array2D<T>::from_columns (line 210) ... ok
[INFO] [stdout] test src/lib.rs - Array2D<T>::get (line 517) ... ok
[INFO] [stdout] test src/lib.rs - Array2D<T>::from_row_major (line 249) ... ok
[INFO] [stdout] test src/lib.rs - Array2D<T>::from_iter_column_major (line 463) ... ok
[INFO] [stdout] test src/lib.rs - Array2D<T>::from_iter_row_major (line 421) ... ok
[INFO] [stdout] test src/lib.rs - Array2D<T>::set (line 563) ... ok
[INFO] [stdout] test src/lib.rs - Array2D<T>::index (line 866) ... ok
[INFO] [stdout] test src/lib.rs - Array2D<T>::get_mut (line 536) ... ok
[INFO] [stdout] test src/lib.rs - Array2D<T>::index_mut (line 887) ... ok
[INFO] [stdout] test src/lib.rs - Array2D<T>::rows_iter (line 692) ... ok
[INFO] [stdout] test src/lib.rs - Array2D<T>::row_iter (line 632) ... ok
[INFO] [stdout] test src/lib.rs - Array2D<T>::from_rows (line 179) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.07s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f5624424c5d34af86e6223e6d27f2991caeda5d28fe9f1ad93393cb6e0f936eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5624424c5d34af86e6223e6d27f2991caeda5d28fe9f1ad93393cb6e0f936eb", kill_on_drop: false }`
[INFO] [stdout] f5624424c5d34af86e6223e6d27f2991caeda5d28fe9f1ad93393cb6e0f936eb