[INFO] cloning repository https://github.com/lukasvrenner/terees
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lukasvrenner/terees" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukasvrenner%2Fterees", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukasvrenner%2Fterees'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7c7d4b655444f8e15604ad7e1822070ff8e360a4
[INFO] testing lukasvrenner/terees against 1.90.0 for beta-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukasvrenner%2Fterees" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lukasvrenner/terees
[INFO] finished tweaking git repo https://github.com/lukasvrenner/terees
[INFO] tweaked toml for git repo https://github.com/lukasvrenner/terees written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lukasvrenner/terees on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lukasvrenner/terees 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4fa956ac7c3b45537b42bfa9f0d6082cfe4938e5e105ced0e975d44545d6bb7a
[INFO] running `Command { std: "docker" "start" "-a" "4fa956ac7c3b45537b42bfa9f0d6082cfe4938e5e105ced0e975d44545d6bb7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4fa956ac7c3b45537b42bfa9f0d6082cfe4938e5e105ced0e975d44545d6bb7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fa956ac7c3b45537b42bfa9f0d6082cfe4938e5e105ced0e975d44545d6bb7a", kill_on_drop: false }`
[INFO] [stdout] 4fa956ac7c3b45537b42bfa9f0d6082cfe4938e5e105ced0e975d44545d6bb7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6851253c1eb117489caeaff7275670258da5610b44e7653fb04b1e6497cedfa6
[INFO] running `Command { std: "docker" "start" "-a" "6851253c1eb117489caeaff7275670258da5610b44e7653fb04b1e6497cedfa6", kill_on_drop: false }`
[INFO] [stderr]    Compiling terees v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::cmp::Ordering`
[INFO] [stdout]  --> src/binary_search_tree/map.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::cmp::Ordering;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `node::Node`
[INFO] [stdout]  --> src/binary_search_tree/set.rs:4:29
[INFO] [stdout]   |
[INFO] [stdout] 4 | use super::{map::BsTreeMap, node::Node};
[INFO] [stdout]   |                             ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> src/binary_search_tree/map.rs:52:30
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn remove(&mut self, key: &K) -> bool {
[INFO] [stdout]    |                              ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]    --> src/binary_search_tree/node.rs:166:29
[INFO] [stdout]     |
[INFO] [stdout] 166 |     pub fn merge(&mut self, other: Node<K, V>) {
[INFO] [stdout]     |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `first_index`
[INFO] [stdout]   --> src/linked_list/node.rs:88:28
[INFO] [stdout]    |
[INFO] [stdout] 88 |     pub fn swap(&mut self, first_index: usize, second_index: usize) {
[INFO] [stdout]    |                            ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_first_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `second_index`
[INFO] [stdout]   --> src/linked_list/node.rs:88:48
[INFO] [stdout]    |
[INFO] [stdout] 88 |     pub fn swap(&mut self, first_index: usize, second_index: usize) {
[INFO] [stdout]    |                                                ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_second_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `size` and `root` are never read
[INFO] [stdout]  --> src/b_tree/map.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct BTreeMap<K, V>
[INFO] [stdout]   |            -------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 6 |     size: usize,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 7 |     root: Option<Box<Node<K, V>>>,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MIN` is never used
[INFO] [stdout]  --> src/b_tree/node.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | const MIN: usize = CAPACITY / 2;
[INFO] [stdout]   |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `len`, `entries`, and `children` are never read
[INFO] [stdout]   --> src/b_tree/node.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub struct Node<K, V>
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 10 |     len: usize,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 11 |     entries: [Option<Entry<K, V>>; CAPACITY],
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 12 |     children: [Option<Box<Node<K, V>>>; MAX_CHILDREN],
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "6851253c1eb117489caeaff7275670258da5610b44e7653fb04b1e6497cedfa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6851253c1eb117489caeaff7275670258da5610b44e7653fb04b1e6497cedfa6", kill_on_drop: false }`
[INFO] [stdout] 6851253c1eb117489caeaff7275670258da5610b44e7653fb04b1e6497cedfa6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e297c2f41aede04f68fe176e003b58c9170fafcd07478511f2849877d04bf726
[INFO] running `Command { std: "docker" "start" "-a" "e297c2f41aede04f68fe176e003b58c9170fafcd07478511f2849877d04bf726", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `std::cmp::Ordering`
[INFO] [stdout]  --> src/binary_search_tree/map.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::cmp::Ordering;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `node::Node`
[INFO] [stdout]  --> src/binary_search_tree/set.rs:4:29
[INFO] [stdout]   |
[INFO] [stdout] 4 | use super::{map::BsTreeMap, node::Node};
[INFO] [stdout]   |                             ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> src/binary_search_tree/map.rs:52:30
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn remove(&mut self, key: &K) -> bool {
[INFO] [stdout]    |                              ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]    --> src/binary_search_tree/node.rs:166:29
[INFO] [stdout]     |
[INFO] [stdout] 166 |     pub fn merge(&mut self, other: Node<K, V>) {
[INFO] [stdout]     |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `first_index`
[INFO] [stdout]   --> src/linked_list/node.rs:88:28
[INFO] [stdout]    |
[INFO] [stdout] 88 |     pub fn swap(&mut self, first_index: usize, second_index: usize) {
[INFO] [stdout]    |                            ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_first_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `second_index`
[INFO] [stdout]   --> src/linked_list/node.rs:88:48
[INFO] [stdout]    |
[INFO] [stdout] 88 |     pub fn swap(&mut self, first_index: usize, second_index: usize) {
[INFO] [stdout]    |                                                ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_second_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling terees v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `size` and `root` are never read
[INFO] [stdout]  --> src/b_tree/map.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct BTreeMap<K, V>
[INFO] [stdout]   |            -------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 6 |     size: usize,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 7 |     root: Option<Box<Node<K, V>>>,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MIN` is never used
[INFO] [stdout]  --> src/b_tree/node.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | const MIN: usize = CAPACITY / 2;
[INFO] [stdout]   |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `len`, `entries`, and `children` are never read
[INFO] [stdout]   --> src/b_tree/node.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub struct Node<K, V>
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 10 |     len: usize,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 11 |     entries: [Option<Entry<K, V>>; CAPACITY],
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 12 |     children: [Option<Box<Node<K, V>>>; MAX_CHILDREN],
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::Ordering`
[INFO] [stdout]  --> src/binary_search_tree/map.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::cmp::Ordering;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `node::Node`
[INFO] [stdout]  --> src/binary_search_tree/set.rs:4:29
[INFO] [stdout]   |
[INFO] [stdout] 4 | use super::{map::BsTreeMap, node::Node};
[INFO] [stdout]   |                             ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> src/binary_search_tree/map.rs:52:30
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn remove(&mut self, key: &K) -> bool {
[INFO] [stdout]    |                              ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]    --> src/binary_search_tree/node.rs:166:29
[INFO] [stdout]     |
[INFO] [stdout] 166 |     pub fn merge(&mut self, other: Node<K, V>) {
[INFO] [stdout]     |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `first_index`
[INFO] [stdout]   --> src/linked_list/node.rs:88:28
[INFO] [stdout]    |
[INFO] [stdout] 88 |     pub fn swap(&mut self, first_index: usize, second_index: usize) {
[INFO] [stdout]    |                            ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_first_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `second_index`
[INFO] [stdout]   --> src/linked_list/node.rs:88:48
[INFO] [stdout]    |
[INFO] [stdout] 88 |     pub fn swap(&mut self, first_index: usize, second_index: usize) {
[INFO] [stdout]    |                                                ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_second_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `size` and `root` are never read
[INFO] [stdout]  --> src/b_tree/map.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct BTreeMap<K, V>
[INFO] [stdout]   |            -------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 6 |     size: usize,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 7 |     root: Option<Box<Node<K, V>>>,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MIN` is never used
[INFO] [stdout]  --> src/b_tree/node.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | const MIN: usize = CAPACITY / 2;
[INFO] [stdout]   |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `len`, `entries`, and `children` are never read
[INFO] [stdout]   --> src/b_tree/node.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub struct Node<K, V>
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 10 |     len: usize,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 11 |     entries: [Option<Entry<K, V>>; CAPACITY],
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 12 |     children: [Option<Box<Node<K, V>>>; MAX_CHILDREN],
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "e297c2f41aede04f68fe176e003b58c9170fafcd07478511f2849877d04bf726", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e297c2f41aede04f68fe176e003b58c9170fafcd07478511f2849877d04bf726", kill_on_drop: false }`
[INFO] [stdout] e297c2f41aede04f68fe176e003b58c9170fafcd07478511f2849877d04bf726
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 87056cbb3d5ac815bb01a96140b0d16d312ce7cc4483c3caccaab815f7550f24
[INFO] running `Command { std: "docker" "start" "-a" "87056cbb3d5ac815bb01a96140b0d16d312ce7cc4483c3caccaab815f7550f24", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::cmp::Ordering`
[INFO] [stderr]  --> src/binary_search_tree/map.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::cmp::Ordering;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `node::Node`
[INFO] [stderr]  --> src/binary_search_tree/set.rs:4:29
[INFO] [stderr]   |
[INFO] [stderr] 4 | use super::{map::BsTreeMap, node::Node};
[INFO] [stderr]   |                             ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `key`
[INFO] [stderr]   --> src/binary_search_tree/map.rs:52:30
[INFO] [stderr]    |
[INFO] [stderr] 52 |     pub fn remove(&mut self, key: &K) -> bool {
[INFO] [stderr]    |                              ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `other`
[INFO] [stderr]    --> src/binary_search_tree/node.rs:166:29
[INFO] [stderr]     |
[INFO] [stderr] 166 |     pub fn merge(&mut self, other: Node<K, V>) {
[INFO] [stderr]     |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `first_index`
[INFO] [stderr]   --> src/linked_list/node.rs:88:28
[INFO] [stderr]    |
[INFO] [stderr] 88 |     pub fn swap(&mut self, first_index: usize, second_index: usize) {
[INFO] [stderr]    |                            ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_first_index`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `second_index`
[INFO] [stderr]   --> src/linked_list/node.rs:88:48
[INFO] [stderr]    |
[INFO] [stderr] 88 |     pub fn swap(&mut self, first_index: usize, second_index: usize) {
[INFO] [stderr]    |                                                ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_second_index`
[INFO] [stderr] 
[INFO] [stderr] warning: fields `size` and `root` are never read
[INFO] [stderr]  --> src/b_tree/map.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub struct BTreeMap<K, V>
[INFO] [stderr]   |            -------- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 6 |     size: usize,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 7 |     root: Option<Box<Node<K, V>>>,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `MIN` is never used
[INFO] [stderr]  --> src/b_tree/node.rs:3:7
[INFO] [stderr]   |
[INFO] [stderr] 3 | const MIN: usize = CAPACITY / 2;
[INFO] [stderr]   |       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `len`, `entries`, and `children` are never read
[INFO] [stderr]   --> src/b_tree/node.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr]  6 | pub struct Node<K, V>
[INFO] [stderr]    |            ---- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 10 |     len: usize,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 11 |     entries: [Option<Entry<K, V>>; CAPACITY],
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 12 |     children: [Option<Box<Node<K, V>>>; MAX_CHILDREN],
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `terees` (lib) generated 9 warnings (run `cargo fix --lib -p terees` to apply 2 suggestions)
[INFO] [stderr] warning: `terees` (lib test) generated 9 warnings (9 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/terees-e6a5b9a63670db20)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test binary_search_tree::map::tests::contains ... ok
[INFO] [stdout] test binary_search_tree::map::tests::insert ... ok
[INFO] [stdout] test binary_search_tree::map::tests::largest ... ok
[INFO] [stdout] test binary_search_tree::map::tests::smallest ... ok
[INFO] [stdout] test binary_search_tree::map::tests::try_insert ... ok
[INFO] [stdout] test linked_list::tests::add ... ok
[INFO] [stdout] test linked_list::tests::contains ... ok
[INFO] [stdout] test linked_list::tests::get ... ok
[INFO] [stdout] test linked_list::tests::push ... ok
[INFO] [stdout] test linked_list::tests::remove ... ok
[INFO] [stdout] test binary_search_tree::map::tests::remove ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- binary_search_tree::map::tests::remove stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'binary_search_tree::map::tests::remove' panicked at src/binary_search_tree/map.rs:53:9:
[INFO] [stdout] not yet implemented
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55f52e6431b2 - std::backtrace_rs::backtrace::libunwind::trace::h2d45396358f41939
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x55f52e6431b2 - std::backtrace_rs::backtrace::trace_unsynchronized::hffcefc0b67f1d6e2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x55f52e6431b2 - std::sys::backtrace::_print_fmt::hd72f71d23b436b92
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x55f52e6431b2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hdcfcb6d4c8489523
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x55f52e668463 - core::fmt::rt::Argument::fmt::h2c56b3114963061a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x55f52e668463 - core::fmt::write::h8a494366950f23bb
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x55f52e640133 - std::io::default_write_fmt::h7b8824096454f323
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x55f52e640133 - std::io::Write::write_fmt::h4e71294925c334d0
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x55f52e643002 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x55f52e644729 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x55f52e64455e - std::panicking::default_hook::h2c66fc99e962531d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x55f52e60cb34 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb6bd65493727d71a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x55f52e60cb34 - test::test_main_with_exit_callback::{{closure}}::h60217ec76a0ece4a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x55f52e6450fe - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h318e4efb8c1a5689
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x55f52e6450fe - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x55f52e644e96 - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:699:13
[INFO] [stdout]   16:     0x55f52e6436a9 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x55f52e644b5d - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x55f52e666eb0 - core::panicking::panic_fmt::h62f63d096dd276af
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x55f52e666f3c - core::panicking::panic::h89a5f2df32b0508a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:145:5
[INFO] [stdout]   20:     0x55f52e5cf3c7 - terees::binary_search_tree::map::BsTreeMap<K,V>::remove::h62d6458a7dba721e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/binary_search_tree/map.rs:53:9
[INFO] [stdout]   21:     0x55f52e5d21a7 - terees::binary_search_tree::map::tests::remove::h22ea9bdc02085cd2
[INFO] [stdout]                                at /opt/rustwide/workdir/src/binary_search_tree/map.rs:215:14
[INFO] [stdout]   22:     0x55f52e5d2167 - terees::binary_search_tree::map::tests::remove::{{closure}}::h3d7a31e575459a8d
[INFO] [stdout]                                at /opt/rustwide/workdir/src/binary_search_tree/map.rs:213:16
[INFO] [stdout]   23:     0x55f52e5cd0b6 - core::ops::function::FnOnce::call_once::h7a0f2667aa0e5641
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   24:     0x55f52e61239b - core::ops::function::FnOnce::call_once::h1f9474f1347fff52
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   25:     0x55f52e61239b - test::__rust_begin_short_backtrace::ha52ab26e77157f03
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:648:18
[INFO] [stdout]   26:     0x55f52e6114d5 - test::run_test_in_process::{{closure}}::h229c1a11a50b261f
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:74
[INFO] [stdout]   27:     0x55f52e6114d5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h78821afbf97b39a9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x55f52e6114d5 - std::panicking::catch_unwind::do_call::h53abf3ed5bd32ba3
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   29:     0x55f52e6114d5 - std::panicking::catch_unwind::h6deb5fe1e91873c9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   30:     0x55f52e6114d5 - std::panic::catch_unwind::hea0829b6b565654b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x55f52e6114d5 - test::run_test_in_process::hdc44dfecea3db21b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:27
[INFO] [stdout]   32:     0x55f52e6114d5 - test::run_test::{{closure}}::h0364ba59bf23f652
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:592:43
[INFO] [stdout]   33:     0x55f52e5d50d4 - test::run_test::{{closure}}::h32730b304eec05da
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:622:41
[INFO] [stdout]   34:     0x55f52e5d50d4 - std::sys::backtrace::__rust_begin_short_backtrace::h177cb952fc54ad2c
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x55f52e5d8aaa - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h119d903520007597
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x55f52e5d8aaa - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hab88401d606702a6
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x55f52e5d8aaa - std::panicking::catch_unwind::do_call::h163fe12cca9901c2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   38:     0x55f52e5d8aaa - std::panicking::catch_unwind::he81557d0e17cc1bc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   39:     0x55f52e5d8aaa - std::panic::catch_unwind::hc2b8e79c20593955
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x55f52e5d8aaa - std::thread::Builder::spawn_unchecked_::{{closure}}::hfa6b4978e07815cc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x55f52e5d8aaa - core::ops::function::FnOnce::call_once{{vtable.shim}}::hddcd7484a13fd793
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   42:     0x55f52e64807f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5924238c754de3b8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   43:     0x55f52e64807f - std::sys::pal::unix::thread::Thread::new::thread_start::hb6e99e73da4d28f8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/pal/unix/thread.rs:107:17
[INFO] [stdout]   44:     0x77d05dbebaa4 - <unknown>
[INFO] [stdout]   45:     0x77d05dc78a34 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     binary_search_tree::map::tests::remove
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 10 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "87056cbb3d5ac815bb01a96140b0d16d312ce7cc4483c3caccaab815f7550f24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87056cbb3d5ac815bb01a96140b0d16d312ce7cc4483c3caccaab815f7550f24", kill_on_drop: false }`
[INFO] [stdout] 87056cbb3d5ac815bb01a96140b0d16d312ce7cc4483c3caccaab815f7550f24
