[INFO] cloning repository https://github.com/fslaktern/data-structures
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fslaktern/data-structures" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffslaktern%2Fdata-structures", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffslaktern%2Fdata-structures'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0c0128d7d0b68f7fe773ba0adf4bfb3cc7ea0828
[INFO] testing fslaktern/data-structures against 1.100.0-beta.1 for beta-1.100-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffslaktern%2Fdata-structures" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/fslaktern/data-structures
[INFO] finished tweaking git repo https://github.com/fslaktern/data-structures
[INFO] tweaked toml for git repo https://github.com/fslaktern/data-structures written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/fslaktern/data-structures on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/fslaktern/data-structures already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: file `/workspace/builds/worker-5-tc2/source/src/main.rs` found to be present in multiple build targets:
[INFO] [stderr]   * `lib` target `data_structures`
[INFO] [stderr]   * `bin` target `data_structures`
[INFO] [stderr] warning: `data_structures` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 42d7485707362c92958ad15a627e44aa488799ae1e942f364a551cb1cdb4ff04
[INFO] running `Command { std: "docker" "start" "42d7485707362c92958ad15a627e44aa488799ae1e942f364a551cb1cdb4ff04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42d7485707362c92958ad15a627e44aa488799ae1e942f364a551cb1cdb4ff04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "42d7485707362c92958ad15a627e44aa488799ae1e942f364a551cb1cdb4ff04" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42d7485707362c92958ad15a627e44aa488799ae1e942f364a551cb1cdb4ff04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "42d7485707362c92958ad15a627e44aa488799ae1e942f364a551cb1cdb4ff04" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: file `/opt/rustwide/workdir/src/main.rs` found to be present in multiple build targets:
[INFO] [stderr]   * `lib` target `data_structures`
[INFO] [stderr]   * `bin` target `data_structures`
[INFO] [stderr] warning: `data_structures` (manifest) generated 1 warning
[INFO] [stderr]    Compiling data_structures v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]  --> src/main.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn main() {}
[INFO] [stdout]   |    ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "42d7485707362c92958ad15a627e44aa488799ae1e942f364a551cb1cdb4ff04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "42d7485707362c92958ad15a627e44aa488799ae1e942f364a551cb1cdb4ff04" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: file `/opt/rustwide/workdir/src/main.rs` found to be present in multiple build targets:
[INFO] [stderr]   * `lib` target `data_structures`
[INFO] [stderr]   * `bin` target `data_structures`
[INFO] [stderr] warning: `data_structures` (manifest) generated 1 warning
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]  --> src/main.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn main() {}
[INFO] [stdout]   |    ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling data_structures v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `RemoveArray`, `ReplaceArray`, `SearchArray`, and `SortArray`
[INFO] [stdout]  --> tests/test_array.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     ReplaceArray,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 6 |     RemoveArray,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 7 |     SearchArray,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 8 |     SortArray
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> tests/test_array.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |     let a = Array::<u8>::new();
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> tests/test_array.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let a = Array::<u8>::new();
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> tests/test_array.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 58 |     let a = Array::<u8>::new();
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> tests/test_array.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 62 |     let a = Array::<u8>::new();
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> tests/test_array.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |     let a = Array::<u8>::new();
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> tests/test_array.rs:70:9
[INFO] [stdout]    |
[INFO] [stdout] 70 |     let a = Array::<u8>::new();
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> tests/test_array.rs:74:9
[INFO] [stdout]    |
[INFO] [stdout] 74 |     let a = Array::<u8>::new();
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> tests/test_array.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 |     let a = Array::<u8>::new();
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> tests/test_array.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 82 |     let a = Array::<u8>::new();
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> tests/test_array.rs:86:9
[INFO] [stdout]    |
[INFO] [stdout] 86 |     let a = Array::<u8>::new();
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> tests/test_array.rs:90:9
[INFO] [stdout]    |
[INFO] [stdout] 90 |     let a = Array::<u8>::new();
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> tests/test_array.rs:94:9
[INFO] [stdout]    |
[INFO] [stdout] 94 |     let a = Array::<u8>::new();
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> tests/test_array.rs:98:9
[INFO] [stdout]    |
[INFO] [stdout] 98 |     let a = Array::<u8>::new();
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> tests/test_array.rs:102:9
[INFO] [stdout]     |
[INFO] [stdout] 102 |     let a = Array::<u8>::new();
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_insert` is never used
[INFO] [stdout]   --> tests/test_array.rs:49:4
[INFO] [stdout]    |
[INFO] [stdout] 49 | fn test_insert() {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_pop` is never used
[INFO] [stdout]   --> tests/test_array.rs:53:4
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn test_pop() {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_remove` is never used
[INFO] [stdout]   --> tests/test_array.rs:57:4
[INFO] [stdout]    |
[INFO] [stdout] 57 | fn test_remove() {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_replace` is never used
[INFO] [stdout]   --> tests/test_array.rs:61:4
[INFO] [stdout]    |
[INFO] [stdout] 61 | fn test_replace() {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_find` is never used
[INFO] [stdout]   --> tests/test_array.rs:65:4
[INFO] [stdout]    |
[INFO] [stdout] 65 | fn test_find() {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_find_all` is never used
[INFO] [stdout]   --> tests/test_array.rs:69:4
[INFO] [stdout]    |
[INFO] [stdout] 69 | fn test_find_all() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_quick_sort` is never used
[INFO] [stdout]   --> tests/test_array.rs:73:4
[INFO] [stdout]    |
[INFO] [stdout] 73 | fn test_quick_sort() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_bubble_sort` is never used
[INFO] [stdout]   --> tests/test_array.rs:77:4
[INFO] [stdout]    |
[INFO] [stdout] 77 | fn test_bubble_sort() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_merge_sort` is never used
[INFO] [stdout]   --> tests/test_array.rs:81:4
[INFO] [stdout]    |
[INFO] [stdout] 81 | fn test_merge_sort() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_selection_sort` is never used
[INFO] [stdout]   --> tests/test_array.rs:85:4
[INFO] [stdout]    |
[INFO] [stdout] 85 | fn test_selection_sort() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_insertion_sort` is never used
[INFO] [stdout]   --> tests/test_array.rs:89:4
[INFO] [stdout]    |
[INFO] [stdout] 89 | fn test_insertion_sort() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_drop` is never used
[INFO] [stdout]   --> tests/test_array.rs:93:4
[INFO] [stdout]    |
[INFO] [stdout] 93 | fn test_drop() {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_display` is never used
[INFO] [stdout]   --> tests/test_array.rs:97:4
[INFO] [stdout]    |
[INFO] [stdout] 97 | fn test_display() {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_default` is never used
[INFO] [stdout]    --> tests/test_array.rs:101:4
[INFO] [stdout]     |
[INFO] [stdout] 101 | fn test_default() {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "42d7485707362c92958ad15a627e44aa488799ae1e942f364a551cb1cdb4ff04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "42d7485707362c92958ad15a627e44aa488799ae1e942f364a551cb1cdb4ff04" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: file `/opt/rustwide/workdir/src/main.rs` found to be present in multiple build targets:
[INFO] [stderr]   * `lib` target `data_structures`
[INFO] [stderr]   * `bin` target `data_structures`
[INFO] [stderr] warning: `data_structures` (manifest) generated 1 warning
[INFO] [stderr] warning: function `main` is never used
[INFO] [stderr]  --> src/main.rs:3:4
[INFO] [stderr]   |
[INFO] [stderr] 3 | fn main() {}
[INFO] [stderr]   |    ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `data_structures` (lib) generated 1 warning
[INFO] [stderr] warning: unused imports: `RemoveArray`, `ReplaceArray`, `SearchArray`, and `SortArray`
[INFO] [stderr]  --> tests/test_array.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     ReplaceArray,
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 6 |     RemoveArray,
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 7 |     SearchArray,
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 8 |     SortArray
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> tests/test_array.rs:50:9
[INFO] [stderr]    |
[INFO] [stderr] 50 |     let a = Array::<u8>::new();
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> tests/test_array.rs:54:9
[INFO] [stderr]    |
[INFO] [stderr] 54 |     let a = Array::<u8>::new();
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> tests/test_array.rs:58:9
[INFO] [stderr]    |
[INFO] [stderr] 58 |     let a = Array::<u8>::new();
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> tests/test_array.rs:62:9
[INFO] [stderr]    |
[INFO] [stderr] 62 |     let a = Array::<u8>::new();
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> tests/test_array.rs:66:9
[INFO] [stderr]    |
[INFO] [stderr] 66 |     let a = Array::<u8>::new();
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> tests/test_array.rs:70:9
[INFO] [stderr]    |
[INFO] [stderr] 70 |     let a = Array::<u8>::new();
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> tests/test_array.rs:74:9
[INFO] [stderr]    |
[INFO] [stderr] 74 |     let a = Array::<u8>::new();
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> tests/test_array.rs:78:9
[INFO] [stderr]    |
[INFO] [stderr] 78 |     let a = Array::<u8>::new();
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> tests/test_array.rs:82:9
[INFO] [stderr]    |
[INFO] [stderr] 82 |     let a = Array::<u8>::new();
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> tests/test_array.rs:86:9
[INFO] [stderr]    |
[INFO] [stderr] 86 |     let a = Array::<u8>::new();
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> tests/test_array.rs:90:9
[INFO] [stderr]    |
[INFO] [stderr] 90 |     let a = Array::<u8>::new();
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> tests/test_array.rs:94:9
[INFO] [stderr]    |
[INFO] [stderr] 94 |     let a = Array::<u8>::new();
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> tests/test_array.rs:98:9
[INFO] [stderr]    |
[INFO] [stderr] 98 |     let a = Array::<u8>::new();
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]    --> tests/test_array.rs:102:9
[INFO] [stderr]     |
[INFO] [stderr] 102 |     let a = Array::<u8>::new();
[INFO] [stderr]     |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_insert` is never used
[INFO] [stderr]   --> tests/test_array.rs:49:4
[INFO] [stderr]    |
[INFO] [stderr] 49 | fn test_insert() {
[INFO] [stderr]    |    ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_pop` is never used
[INFO] [stderr]   --> tests/test_array.rs:53:4
[INFO] [stderr]    |
[INFO] [stderr] 53 | fn test_pop() {
[INFO] [stderr]    |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_remove` is never used
[INFO] [stderr]   --> tests/test_array.rs:57:4
[INFO] [stderr]    |
[INFO] [stderr] 57 | fn test_remove() {
[INFO] [stderr]    |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_replace` is never used
[INFO] [stderr]   --> tests/test_array.rs:61:4
[INFO] [stderr]    |
[INFO] [stderr] 61 | fn test_replace() {
[INFO] [stderr]    |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_find` is never used
[INFO] [stderr]   --> tests/test_array.rs:65:4
[INFO] [stderr]    |
[INFO] [stderr] 65 | fn test_find() {
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_find_all` is never used
[INFO] [stderr]   --> tests/test_array.rs:69:4
[INFO] [stderr]    |
[INFO] [stderr] 69 | fn test_find_all() {
[INFO] [stderr]    |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_quick_sort` is never used
[INFO] [stderr]   --> tests/test_array.rs:73:4
[INFO] [stderr]    |
[INFO] [stderr] 73 | fn test_quick_sort() {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_bubble_sort` is never used
[INFO] [stderr]   --> tests/test_array.rs:77:4
[INFO] [stderr]    |
[INFO] [stderr] 77 | fn test_bubble_sort() {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_merge_sort` is never used
[INFO] [stderr]   --> tests/test_array.rs:81:4
[INFO] [stderr]    |
[INFO] [stderr] 81 | fn test_merge_sort() {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_selection_sort` is never used
[INFO] [stderr]   --> tests/test_array.rs:85:4
[INFO] [stderr]    |
[INFO] [stderr] 85 | fn test_selection_sort() {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_insertion_sort` is never used
[INFO] [stderr]   --> tests/test_array.rs:89:4
[INFO] [stderr]    |
[INFO] [stderr] 89 | fn test_insertion_sort() {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_drop` is never used
[INFO] [stderr]   --> tests/test_array.rs:93:4
[INFO] [stderr]    |
[INFO] [stderr] 93 | fn test_drop() {
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_display` is never used
[INFO] [stderr]   --> tests/test_array.rs:97:4
[INFO] [stderr]    |
[INFO] [stderr] 97 | fn test_display() {
[INFO] [stderr]    |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_default` is never used
[INFO] [stderr]    --> tests/test_array.rs:101:4
[INFO] [stderr]     |
[INFO] [stderr] 101 | fn test_default() {
[INFO] [stderr]     |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `data_structures` (test "test_array") generated 29 warnings (run `cargo fix --test "test_array" -p data_structures` to apply 15 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/build/data_structures/0b42ea5184f1c385/out/data_structures-0b42ea5184f1c385)
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/build/data_structures/1b3676a6ba07b4ac/out/data_structures-1b3676a6ba07b4ac)
[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; finished in 0.00s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_array.rs (/opt/rustwide/target/debug/build/data_structures/929046483d51296e/out/test_array-929046483d51296e)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stderr] 
[INFO] [stderr] thread 'test_new_empty_array' (224) panicked at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/alloc/src/alloc.rs:189:30:
[INFO] [stderr] unsafe precondition(s) violated: NonNull::new_unchecked requires that the pointer is non-null
[INFO] [stderr] 
[INFO] [stderr] This indicates a bug in the program. This Undefined Behavior check is optional, and cannot be relied on for safety.
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x5bfd64f1d371 - std[617be2ca0a6fd877]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]    1:     0x5bfd64f1d371 - std[617be2ca0a6fd877]::backtrace_rs::backtrace::trace_unsynchronized::<std[617be2ca0a6fd877]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]    2:     0x5bfd64f1d371 - std[617be2ca0a6fd877]::sys::backtrace::_print_fmt
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]    3:     0x5bfd64f1d371 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]    4:     0x5bfd64f3129a - <core[a373ad73a504971]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]    5:     0x5bfd64f3129a - core[a373ad73a504971]::fmt::write
[INFO] [stderr]    6:     0x5bfd64f2239c - core[a373ad73a504971]::io::write::default_write_fmt::<std[617be2ca0a6fd877]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/io/write.rs:402:11
[INFO] [stderr]    7:     0x5bfd64f2239c - <std[617be2ca0a6fd877]::sys::stdio::unix::Stderr as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/io/write.rs:335:13
[INFO] [stderr]    8:     0x5bfd64ef97d6 - <std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]    9:     0x5bfd64ef97d6 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:289:27
[INFO] [stderr]   10:     0x5bfd64f159d1 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:316:9
[INFO] [stderr]   11:     0x5bfd64eb20b0 - <alloc[2e1b2a31b91974c5]::boxed::Box<dyn for<'a, 'b> core[a373ad73a504971]::ops::function::Fn<(&'a std[617be2ca0a6fd877]::panic::PanicHookInfo<'b>,), Output = ()> + core[a373ad73a504971]::marker::Sync + core[a373ad73a504971]::marker::Send> as core[a373ad73a504971]::ops::function::Fn<(&std[617be2ca0a6fd877]::panic::PanicHookInfo,)>>::call
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/alloc/src/boxed.rs:2328:9
[INFO] [stderr]   12:     0x5bfd64eb20b0 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/test/src/lib.rs:137:21
[INFO] [stderr]   13:     0x5bfd64f15bc2 - <alloc[2e1b2a31b91974c5]::boxed::Box<dyn for<'a, 'b> core[a373ad73a504971]::ops::function::Fn<(&'a std[617be2ca0a6fd877]::panic::PanicHookInfo<'b>,), Output = ()> + core[a373ad73a504971]::marker::Sync + core[a373ad73a504971]::marker::Send> as core[a373ad73a504971]::ops::function::Fn<(&std[617be2ca0a6fd877]::panic::PanicHookInfo,)>>::call
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/alloc/src/boxed.rs:2328:9
[INFO] [stderr]   14:     0x5bfd64f15bc2 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:819:13
[INFO] [stderr]   15:     0x5bfd64ef98b4 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:678:13
[INFO] [stderr]   16:     0x5bfd64ef2599 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]   17:     0x5bfd64efa48d - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:676:5
[INFO] [stderr]   18:     0x5bfd64f3184d - core[a373ad73a504971]::panicking::panic_nounwind_fmt::runtime
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/panicking.rs:122:22
[INFO] [stderr]   19:     0x5bfd64f3184d - core[a373ad73a504971]::panicking::panic_nounwind_fmt
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/intrinsics/mod.rs:2563:9
[INFO] [stderr]   20:     0x5bfd64ea41a7 - <core[a373ad73a504971]::ptr::non_null::NonNull<_>>::new_unchecked::precondition_check
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ub_checks.rs:73:21
[INFO] [stderr]   21:     0x5bfd64ea3ff1 - <core[a373ad73a504971]::ptr::non_null::NonNull<u8>>::new_unchecked
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ub_checks.rs:78:17
[INFO] [stderr]   22:     0x5bfd64ea3ff1 - alloc[2e1b2a31b91974c5]::alloc::dealloc
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/alloc/src/alloc.rs:189:30
[INFO] [stderr]   23:     0x5bfd64ea4ef8 - <data_structures[d6ac704def9472b6]::array::Array<u8> as core[a373ad73a504971]::ops::drop::Drop>::drop
[INFO] [stderr]                                at /opt/rustwide/workdir/src/array.rs:305:13
[INFO] [stderr]   24:     0x5bfd64ea2d4a - core[a373ad73a504971]::ptr::drop_glue::<data_structures[d6ac704def9472b6]::array::Array<u8>>
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ptr/mod.rs:848:1
[INFO] [stderr]   25:     0x5bfd64ea322d - test_array[cf51191aea061b46]::test_new_empty_array
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/test_array.rs:15:1
[INFO] [stderr]   26:     0x5bfd64ea2f27 - test_array[cf51191aea061b46]::test_new_empty_array::{closure#0}
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/test_array.rs:12:26
[INFO] [stderr]   27:     0x5bfd64ea5416 - <test_array[cf51191aea061b46]::test_new_empty_array::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   28:     0x5bfd64ea54fb - <fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String> as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   29:     0x5bfd64ea54fb - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/test/src/lib.rs:701:18
[INFO] [stderr]   30:     0x5bfd64eb26d5 - test[aada8e7e76ba119b]::run_test_in_process::{closure#0}
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/test/src/lib.rs:724:74
[INFO] [stderr]   31:     0x5bfd64eb26d5 - <core[a373ad73a504971]::panic::unwind_safe::AssertUnwindSafe<test[aada8e7e76ba119b]::run_test_in_process::{closure#0}> as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stderr]   32:     0x5bfd64eb26d5 - std[617be2ca0a6fd877]::panicking::catch_unwind::do_call::<core[a373ad73a504971]::panic::unwind_safe::AssertUnwindSafe<test[aada8e7e76ba119b]::run_test_in_process::{closure#0}>, core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:573:43
[INFO] [stderr]   33:     0x5bfd64eb26d5 - std[617be2ca0a6fd877]::panicking::catch_unwind::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, core[a373ad73a504971]::panic::unwind_safe::AssertUnwindSafe<test[aada8e7e76ba119b]::run_test_in_process::{closure#0}>>
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:541:19
[INFO] [stderr]   34:     0x5bfd64eb26d5 - std[617be2ca0a6fd877]::panic::catch_unwind::<core[a373ad73a504971]::panic::unwind_safe::AssertUnwindSafe<test[aada8e7e76ba119b]::run_test_in_process::{closure#0}>, core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panic.rs:359:14
[INFO] [stderr]   35:     0x5bfd64eb26d5 - test[aada8e7e76ba119b]::run_test_in_process
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/test/src/lib.rs:724:27
[INFO] [stderr]   36:     0x5bfd64eb26d5 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/test/src/lib.rs:645:43
[INFO] [stderr]   37:     0x5bfd64eabfc4 - test[aada8e7e76ba119b]::run_test::{closure#1}
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/test/src/lib.rs:675:41
[INFO] [stderr]   38:     0x5bfd64eabfc4 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:166:18
[INFO] [stderr]   39:     0x5bfd64eb5762 - std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stderr]   40:     0x5bfd64eb5762 - <core[a373ad73a504971]::panic::unwind_safe::AssertUnwindSafe<std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stderr]   41:     0x5bfd64eb5762 - std[617be2ca0a6fd877]::panicking::catch_unwind::do_call::<core[a373ad73a504971]::panic::unwind_safe::AssertUnwindSafe<std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:573:43
[INFO] [stderr]   42:     0x5bfd64eb5762 - std[617be2ca0a6fd877]::panicking::catch_unwind::<(), core[a373ad73a504971]::panic::unwind_safe::AssertUnwindSafe<std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:541:19
[INFO] [stderr]   43:     0x5bfd64eb5762 - std[617be2ca0a6fd877]::panic::catch_unwind::<core[a373ad73a504971]::panic::unwind_safe::AssertUnwindSafe<std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panic.rs:359:14
[INFO] [stderr]   44:     0x5bfd64eb5762 - std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stderr]   45:     0x5bfd64eb5762 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   46:     0x5bfd64f1cbcf - <alloc[2e1b2a31b91974c5]::boxed::Box<dyn core[a373ad73a504971]::ops::function::FnOnce<(), Output = ()> + core[a373ad73a504971]::marker::Send> as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/alloc/src/boxed.rs:2314:9
[INFO] [stderr]   47:     0x5bfd64f1cbcf - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stderr]   48:     0x72e23aee7dfa - <unknown>
[INFO] [stderr]   49:     0x72e23af7b3d4 - clone
[INFO] [stderr]   50:                0x0 - <unknown>
[INFO] [stderr] thread caused non-unwinding panic. aborting.
[INFO] [stderr] error: test failed, to rerun pass `--test test_array`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/data_structures/929046483d51296e/out/test_array-929046483d51296e` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "42d7485707362c92958ad15a627e44aa488799ae1e942f364a551cb1cdb4ff04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42d7485707362c92958ad15a627e44aa488799ae1e942f364a551cb1cdb4ff04", kill_on_drop: false }`
[INFO] [stdout] 42d7485707362c92958ad15a627e44aa488799ae1e942f364a551cb1cdb4ff04
