Dec 01 07:11:28.908 INFO testing nuclearpesto/rust-binary-tree against 1.30.1 for beta-1.31-5
Dec 01 07:11:28.910 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-4/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/beta-1.31-5/1.30.1:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +1.30.1 build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 07:11:29.413 INFO [stdout] 52edf2a1953a4ae95855c3697de697f98c94398209ea7d96c17b4dab6bbe7d3a
Dec 01 07:11:29.416 INFO running `"docker" "start" "-a" "52edf2a1953a4ae95855c3697de697f98c94398209ea7d96c17b4dab6bbe7d3a"`
Dec 01 07:11:31.567 INFO [stderr] usermod: no changes
Dec 01 07:11:31.615 INFO [stderr]    Compiling binarytree v0.1.0 (/source)
Dec 01 07:11:32.091 INFO [stderr] warning[E0170]: pattern binding `Less` is named the same as one of the variants of the type `std::cmp::Ordering`
Dec 01 07:11:32.091 INFO [stderr]   --> src/main.rs:55:17
Dec 01 07:11:32.091 INFO [stderr]    |
Dec 01 07:11:32.092 INFO [stderr] 55 |                 Less => {
Dec 01 07:11:32.092 INFO [stderr]    |                 ^^^^ help: to match on the variant, qualify the path: `std::cmp::Ordering::Less`
Dec 01 07:11:32.092 INFO [stderr] 
Dec 01 07:11:32.092 INFO [stderr] warning[E0170]: pattern binding `Equal` is named the same as one of the variants of the type `std::cmp::Ordering`
Dec 01 07:11:32.092 INFO [stderr]   --> src/main.rs:67:17
Dec 01 07:11:32.092 INFO [stderr]    |
Dec 01 07:11:32.092 INFO [stderr] 67 |                 Equal => {
Dec 01 07:11:32.092 INFO [stderr]    |                 ^^^^^ help: to match on the variant, qualify the path: `std::cmp::Ordering::Equal`
Dec 01 07:11:32.092 INFO [stderr] 
Dec 01 07:11:32.092 INFO [stderr] warning: unreachable pattern
Dec 01 07:11:32.092 INFO [stderr]   --> src/main.rs:61:17
Dec 01 07:11:32.092 INFO [stderr]    |
Dec 01 07:11:32.092 INFO [stderr] 55 |                 Less => {
Dec 01 07:11:32.092 INFO [stderr]    |                 ---- matches any value
Dec 01 07:11:32.092 INFO [stderr] ...
Dec 01 07:11:32.093 INFO [stderr] 61 |                 More => {
Dec 01 07:11:32.093 INFO [stderr]    |                 ^^^^ unreachable pattern
Dec 01 07:11:32.093 INFO [stderr]    |
Dec 01 07:11:32.093 INFO [stderr]    = note: #[warn(unreachable_patterns)] on by default
Dec 01 07:11:32.093 INFO [stderr] 
Dec 01 07:11:32.093 INFO [stderr] warning: unreachable pattern
Dec 01 07:11:32.093 INFO [stderr]   --> src/main.rs:67:17
Dec 01 07:11:32.093 INFO [stderr]    |
Dec 01 07:11:32.093 INFO [stderr] 55 |                 Less => {
Dec 01 07:11:32.093 INFO [stderr]    |                 ---- matches any value
Dec 01 07:11:32.093 INFO [stderr] ...
Dec 01 07:11:32.093 INFO [stderr] 67 |                 Equal => {
Dec 01 07:11:32.093 INFO [stderr]    |                 ^^^^^ unreachable pattern
Dec 01 07:11:32.093 INFO [stderr] 
Dec 01 07:11:32.093 INFO [stderr] warning: unused variable: `Less`
Dec 01 07:11:32.093 INFO [stderr]   --> src/main.rs:55:17
Dec 01 07:11:32.093 INFO [stderr]    |
Dec 01 07:11:32.093 INFO [stderr] 55 |                 Less => {
Dec 01 07:11:32.093 INFO [stderr]    |                 ^^^^ help: consider using `_Less` instead
Dec 01 07:11:32.093 INFO [stderr]    |
Dec 01 07:11:32.093 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 01 07:11:32.093 INFO [stderr] 
Dec 01 07:11:32.093 INFO [stderr] warning: unused variable: `More`
Dec 01 07:11:32.093 INFO [stderr]   --> src/main.rs:61:17
Dec 01 07:11:32.093 INFO [stderr]    |
Dec 01 07:11:32.093 INFO [stderr] 61 |                 More => {
Dec 01 07:11:32.093 INFO [stderr]    |                 ^^^^ help: consider using `_More` instead
Dec 01 07:11:32.093 INFO [stderr] 
Dec 01 07:11:32.103 INFO [stderr] warning: unused variable: `Equal`
Dec 01 07:11:32.103 INFO [stderr]   --> src/main.rs:67:17
Dec 01 07:11:32.103 INFO [stderr]    |
Dec 01 07:11:32.103 INFO [stderr] 67 |                 Equal => {
Dec 01 07:11:32.103 INFO [stderr]    |                 ^^^^^ help: consider using `_Equal` instead
Dec 01 07:11:32.103 INFO [stderr] 
Dec 01 07:11:32.103 INFO [stderr] warning: struct is never constructed: `BTree`
Dec 01 07:11:32.103 INFO [stderr]  --> src/main.rs:4:5
Dec 01 07:11:32.103 INFO [stderr]   |
Dec 01 07:11:32.103 INFO [stderr] 4 |     pub struct BTree {
Dec 01 07:11:32.103 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 01 07:11:32.103 INFO [stderr]   |
Dec 01 07:11:32.103 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 01 07:11:32.103 INFO [stderr] 
Dec 01 07:11:32.103 INFO [stderr] warning: method is never used: `insert`
Dec 01 07:11:32.103 INFO [stderr]  --> src/main.rs:8:9
Dec 01 07:11:32.103 INFO [stderr]   |
Dec 01 07:11:32.103 INFO [stderr] 8 |         pub fn insert(tree: &BTree, key: &str) -> BTree {
Dec 01 07:11:32.103 INFO [stderr]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 07:11:32.103 INFO [stderr] 
Dec 01 07:11:32.103 INFO [stderr] warning: method is never used: `new`
Dec 01 07:11:32.103 INFO [stderr]   --> src/main.rs:13:9
Dec 01 07:11:32.103 INFO [stderr]    |
Dec 01 07:11:32.103 INFO [stderr] 13 |         pub fn new(key: &str) -> BTree {
Dec 01 07:11:32.103 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 07:11:32.103 INFO [stderr] 
Dec 01 07:11:32.103 INFO [stderr] warning: struct is never constructed: `Node`
Dec 01 07:11:32.103 INFO [stderr]   --> src/main.rs:21:5
Dec 01 07:11:32.103 INFO [stderr]    |
Dec 01 07:11:32.103 INFO [stderr] 21 |     struct Node {
Dec 01 07:11:32.103 INFO [stderr]    |     ^^^^^^^^^^^
Dec 01 07:11:32.103 INFO [stderr] 
Dec 01 07:11:32.103 INFO [stderr] warning: method is never used: `insert`
Dec 01 07:11:32.103 INFO [stderr]   --> src/main.rs:28:9
Dec 01 07:11:32.103 INFO [stderr]    |
Dec 01 07:11:32.103 INFO [stderr] 28 |         pub fn insert(tree: &Option<Rc<Node>>, key: &str) -> (Option<Rc<Node>>) {
Dec 01 07:11:32.103 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 07:11:32.103 INFO [stderr] 
Dec 01 07:11:32.103 INFO [stderr] warning: method is never used: `clone_node`
Dec 01 07:11:32.103 INFO [stderr]   --> src/main.rs:35:9
Dec 01 07:11:32.103 INFO [stderr]    |
Dec 01 07:11:32.103 INFO [stderr] 35 |         fn clone_node(node: &Option<Rc<Node>>) -> (Option<Rc<Node>>) {
Dec 01 07:11:32.103 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 07:11:32.103 INFO [stderr] 
Dec 01 07:11:32.103 INFO [stderr] warning: method is never used: `new_leaf`
Dec 01 07:11:32.104 INFO [stderr]   --> src/main.rs:41:9
Dec 01 07:11:32.104 INFO [stderr]    |
Dec 01 07:11:32.104 INFO [stderr] 41 |         fn new_leaf(key: &str) -> (Option<Rc<Node>>) {
Dec 01 07:11:32.104 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 07:11:32.104 INFO [stderr] 
Dec 01 07:11:32.104 INFO [stderr] warning: method is never used: `tree_by_key`
Dec 01 07:11:32.104 INFO [stderr]   --> src/main.rs:49:9
Dec 01 07:11:32.104 INFO [stderr]    |
Dec 01 07:11:32.104 INFO [stderr] 49 |         fn tree_by_key(tree: &Rc<Node>, key: &str) -> (Option<Rc<Node>>) {
Dec 01 07:11:32.104 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 07:11:32.104 INFO [stderr] 
Dec 01 07:11:32.104 INFO [stderr] warning: variable `Less` should have a snake case name such as `less`
Dec 01 07:11:32.104 INFO [stderr]   --> src/main.rs:55:17
Dec 01 07:11:32.104 INFO [stderr]    |
Dec 01 07:11:32.104 INFO [stderr] 55 |                 Less => {
Dec 01 07:11:32.104 INFO [stderr]    |                 ^^^^
Dec 01 07:11:32.104 INFO [stderr]    |
Dec 01 07:11:32.104 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 01 07:11:32.104 INFO [stderr] 
Dec 01 07:11:32.104 INFO [stderr] warning: variable `More` should have a snake case name such as `more`
Dec 01 07:11:32.104 INFO [stderr]   --> src/main.rs:61:17
Dec 01 07:11:32.104 INFO [stderr]    |
Dec 01 07:11:32.104 INFO [stderr] 61 |                 More => {
Dec 01 07:11:32.104 INFO [stderr]    |                 ^^^^
Dec 01 07:11:32.104 INFO [stderr] 
Dec 01 07:11:32.104 INFO [stderr] warning: variable `Equal` should have a snake case name such as `equal`
Dec 01 07:11:32.104 INFO [stderr]   --> src/main.rs:67:17
Dec 01 07:11:32.104 INFO [stderr]    |
Dec 01 07:11:32.104 INFO [stderr] 67 |                 Equal => {
Dec 01 07:11:32.104 INFO [stderr]    |                 ^^^^^
Dec 01 07:11:32.104 INFO [stderr] 
Dec 01 07:11:32.564 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
Dec 01 07:11:32.567 INFO [stderr] su: No module specific data is present
Dec 01 07:11:33.393 INFO running `"docker" "inspect" "52edf2a1953a4ae95855c3697de697f98c94398209ea7d96c17b4dab6bbe7d3a"`
Dec 01 07:11:33.777 INFO running `"docker" "rm" "-f" "52edf2a1953a4ae95855c3697de697f98c94398209ea7d96c17b4dab6bbe7d3a"`
Dec 01 07:11:34.098 INFO [stdout] 52edf2a1953a4ae95855c3697de697f98c94398209ea7d96c17b4dab6bbe7d3a
Dec 01 07:11:34.106 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-4/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/beta-1.31-5/1.30.1:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +1.30.1 test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 07:11:34.652 INFO [stdout] 6adee0c593ace9cc11a4101d8967c642f576abc13609bfbd20d465fb81733869
Dec 01 07:11:34.654 INFO running `"docker" "start" "-a" "6adee0c593ace9cc11a4101d8967c642f576abc13609bfbd20d465fb81733869"`
Dec 01 07:11:35.891 INFO [stderr] usermod: no changes
Dec 01 07:11:35.939 INFO [stderr]    Compiling binarytree v0.1.0 (/source)
Dec 01 07:11:36.395 INFO [stderr] warning[E0170]: pattern binding `Less` is named the same as one of the variants of the type `std::cmp::Ordering`
Dec 01 07:11:36.395 INFO [stderr]   --> src/main.rs:55:17
Dec 01 07:11:36.395 INFO [stderr]    |
Dec 01 07:11:36.395 INFO [stderr] 55 |                 Less => {
Dec 01 07:11:36.395 INFO [stderr]    |                 ^^^^ help: to match on the variant, qualify the path: `std::cmp::Ordering::Less`
Dec 01 07:11:36.395 INFO [stderr] 
Dec 01 07:11:36.395 INFO [stderr] warning[E0170]: pattern binding `Equal` is named the same as one of the variants of the type `std::cmp::Ordering`
Dec 01 07:11:36.395 INFO [stderr]   --> src/main.rs:67:17
Dec 01 07:11:36.395 INFO [stderr]    |
Dec 01 07:11:36.395 INFO [stderr] 67 |                 Equal => {
Dec 01 07:11:36.395 INFO [stderr]    |                 ^^^^^ help: to match on the variant, qualify the path: `std::cmp::Ordering::Equal`
Dec 01 07:11:36.395 INFO [stderr] 
Dec 01 07:11:36.395 INFO [stderr] warning: unreachable pattern
Dec 01 07:11:36.395 INFO [stderr]   --> src/main.rs:61:17
Dec 01 07:11:36.395 INFO [stderr]    |
Dec 01 07:11:36.395 INFO [stderr] 55 |                 Less => {
Dec 01 07:11:36.395 INFO [stderr]    |                 ---- matches any value
Dec 01 07:11:36.395 INFO [stderr] ...
Dec 01 07:11:36.395 INFO [stderr] 61 |                 More => {
Dec 01 07:11:36.395 INFO [stderr]    |                 ^^^^ unreachable pattern
Dec 01 07:11:36.395 INFO [stderr]    |
Dec 01 07:11:36.395 INFO [stderr]    = note: #[warn(unreachable_patterns)] on by default
Dec 01 07:11:36.395 INFO [stderr] 
Dec 01 07:11:36.395 INFO [stderr] warning: unreachable pattern
Dec 01 07:11:36.395 INFO [stderr]   --> src/main.rs:67:17
Dec 01 07:11:36.395 INFO [stderr]    |
Dec 01 07:11:36.395 INFO [stderr] 55 |                 Less => {
Dec 01 07:11:36.395 INFO [stderr]    |                 ---- matches any value
Dec 01 07:11:36.395 INFO [stderr] ...
Dec 01 07:11:36.395 INFO [stderr] 67 |                 Equal => {
Dec 01 07:11:36.395 INFO [stderr]    |                 ^^^^^ unreachable pattern
Dec 01 07:11:36.395 INFO [stderr] 
Dec 01 07:11:36.395 INFO [stderr] warning: unused variable: `Less`
Dec 01 07:11:36.395 INFO [stderr]   --> src/main.rs:55:17
Dec 01 07:11:36.395 INFO [stderr]    |
Dec 01 07:11:36.395 INFO [stderr] 55 |                 Less => {
Dec 01 07:11:36.395 INFO [stderr]    |                 ^^^^ help: consider using `_Less` instead
Dec 01 07:11:36.395 INFO [stderr]    |
Dec 01 07:11:36.395 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 01 07:11:36.395 INFO [stderr] 
Dec 01 07:11:36.395 INFO [stderr] warning: unused variable: `More`
Dec 01 07:11:36.395 INFO [stderr]   --> src/main.rs:61:17
Dec 01 07:11:36.395 INFO [stderr]    |
Dec 01 07:11:36.395 INFO [stderr] 61 |                 More => {
Dec 01 07:11:36.395 INFO [stderr]    |                 ^^^^ help: consider using `_More` instead
Dec 01 07:11:36.395 INFO [stderr] 
Dec 01 07:11:36.395 INFO [stderr] warning: unused variable: `Equal`
Dec 01 07:11:36.395 INFO [stderr]   --> src/main.rs:67:17
Dec 01 07:11:36.395 INFO [stderr]    |
Dec 01 07:11:36.395 INFO [stderr] 67 |                 Equal => {
Dec 01 07:11:36.396 INFO [stderr]    |                 ^^^^^ help: consider using `_Equal` instead
Dec 01 07:11:36.396 INFO [stderr] 
Dec 01 07:11:36.407 INFO [stderr] warning: variable `Less` should have a snake case name such as `less`
Dec 01 07:11:36.407 INFO [stderr]   --> src/main.rs:55:17
Dec 01 07:11:36.407 INFO [stderr]    |
Dec 01 07:11:36.407 INFO [stderr] 55 |                 Less => {
Dec 01 07:11:36.407 INFO [stderr]    |                 ^^^^
Dec 01 07:11:36.407 INFO [stderr]    |
Dec 01 07:11:36.411 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 01 07:11:36.411 INFO [stderr] 
Dec 01 07:11:36.411 INFO [stderr] warning: variable `More` should have a snake case name such as `more`
Dec 01 07:11:36.411 INFO [stderr]   --> src/main.rs:61:17
Dec 01 07:11:36.411 INFO [stderr]    |
Dec 01 07:11:36.411 INFO [stderr] 61 |                 More => {
Dec 01 07:11:36.411 INFO [stderr]    |                 ^^^^
Dec 01 07:11:36.411 INFO [stderr] 
Dec 01 07:11:36.411 INFO [stderr] warning: variable `Equal` should have a snake case name such as `equal`
Dec 01 07:11:36.411 INFO [stderr]   --> src/main.rs:67:17
Dec 01 07:11:36.412 INFO [stderr]    |
Dec 01 07:11:36.412 INFO [stderr] 67 |                 Equal => {
Dec 01 07:11:36.412 INFO [stderr]    |                 ^^^^^
Dec 01 07:11:36.412 INFO [stderr] 
Dec 01 07:11:37.079 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
Dec 01 07:11:37.080 INFO [stderr] su: No module specific data is present
Dec 01 07:11:37.853 INFO running `"docker" "inspect" "6adee0c593ace9cc11a4101d8967c642f576abc13609bfbd20d465fb81733869"`
Dec 01 07:11:38.085 INFO running `"docker" "rm" "-f" "6adee0c593ace9cc11a4101d8967c642f576abc13609bfbd20d465fb81733869"`
Dec 01 07:11:38.350 INFO [stdout] 6adee0c593ace9cc11a4101d8967c642f576abc13609bfbd20d465fb81733869
Dec 01 07:11:38.353 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-4/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/beta-1.31-5/1.30.1:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +1.30.1 test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 07:11:38.780 INFO [stdout] 78966ca5d09cb60e16acc387d69ea93c7e4240ac7e25643a5caa2e897e235ab8
Dec 01 07:11:38.790 INFO running `"docker" "start" "-a" "78966ca5d09cb60e16acc387d69ea93c7e4240ac7e25643a5caa2e897e235ab8"`
Dec 01 07:11:39.440 INFO [stderr] usermod: no changes
Dec 01 07:11:39.507 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 01 07:11:39.507 INFO [stderr]      Running /target/debug/deps/binarytree-31a17850b322268f
Dec 01 07:11:39.519 INFO [stderr] su: No module specific data is present
Dec 01 07:11:39.519 INFO [stdout] 
Dec 01 07:11:39.519 INFO [stdout] running 2 tests
Dec 01 07:11:39.519 INFO [stdout] test tree::test::insert_one_works ... ok
Dec 01 07:11:39.519 INFO [stdout] test tree::test::new_btree_works ... ok
Dec 01 07:11:39.519 INFO [stdout] 
Dec 01 07:11:39.519 INFO [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 01 07:11:39.519 INFO [stdout] 
Dec 01 07:11:40.011 INFO running `"docker" "inspect" "78966ca5d09cb60e16acc387d69ea93c7e4240ac7e25643a5caa2e897e235ab8"`
Dec 01 07:11:40.292 INFO running `"docker" "rm" "-f" "78966ca5d09cb60e16acc387d69ea93c7e4240ac7e25643a5caa2e897e235ab8"`
Dec 01 07:11:40.548 INFO [stdout] 78966ca5d09cb60e16acc387d69ea93c7e4240ac7e25643a5caa2e897e235ab8
