[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 try#9f93af291970322f4f1c6315ccde4d7078201159 for pr-146098-6
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukasvrenner%2Fterees" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/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-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lukasvrenner/terees on toolchain 9f93af291970322f4f1c6315ccde4d7078201159
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "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" "+9f93af291970322f4f1c6315ccde4d7078201159" "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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2eddf0fa912efceac145243a8fa5b01c552c2471b6a1d531ef08d5f64ab0da99
[INFO] running `Command { std: "docker" "start" "-a" "2eddf0fa912efceac145243a8fa5b01c552c2471b6a1d531ef08d5f64ab0da99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2eddf0fa912efceac145243a8fa5b01c552c2471b6a1d531ef08d5f64ab0da99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2eddf0fa912efceac145243a8fa5b01c552c2471b6a1d531ef08d5f64ab0da99", kill_on_drop: false }`
[INFO] [stdout] 2eddf0fa912efceac145243a8fa5b01c552c2471b6a1d531ef08d5f64ab0da99
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 189f2c5c47754d187b21ca6fd2ebf8c7d30ec41b3465189b277e87d220eb8572
[INFO] running `Command { std: "docker" "start" "-a" "189f2c5c47754d187b21ca6fd2ebf8c7d30ec41b3465189b277e87d220eb8572", 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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 0.11s
[INFO] running `Command { std: "docker" "inspect" "189f2c5c47754d187b21ca6fd2ebf8c7d30ec41b3465189b277e87d220eb8572", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "189f2c5c47754d187b21ca6fd2ebf8c7d30ec41b3465189b277e87d220eb8572", kill_on_drop: false }`
[INFO] [stdout] 189f2c5c47754d187b21ca6fd2ebf8c7d30ec41b3465189b277e87d220eb8572
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6105a56e64f4f17fec33313e65d1904086d3331c9a8b338c378a3819f99c4c9c
[INFO] running `Command { std: "docker" "start" "-a" "6105a56e64f4f17fec33313e65d1904086d3331c9a8b338c378a3819f99c4c9c", 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling terees v0.1.0 (/opt/rustwide/workdir)
[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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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 0.35s
[INFO] running `Command { std: "docker" "inspect" "6105a56e64f4f17fec33313e65d1904086d3331c9a8b338c378a3819f99c4c9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6105a56e64f4f17fec33313e65d1904086d3331c9a8b338c378a3819f99c4c9c", kill_on_drop: false }`
[INFO] [stdout] 6105a56e64f4f17fec33313e65d1904086d3331c9a8b338c378a3819f99c4c9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ead996216ecd89fa04f5e94db0abcb89eb1599832982a8881c13db7e8dc7e74c
[INFO] running `Command { std: "docker" "start" "-a" "ead996216ecd89fa04f5e94db0abcb89eb1599832982a8881c13db7e8dc7e74c", 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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 6 suggestions)
[INFO] [stderr] warning: `terees` (lib test) generated 9 warnings (9 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/terees-7fdf6440eba32118)
[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::largest ... ok
[INFO] [stdout] test binary_search_tree::map::tests::insert ... ok
[INFO] [stdout] test binary_search_tree::map::tests::try_insert ... ok
[INFO] [stdout] test linked_list::tests::contains ... ok
[INFO] [stdout] test linked_list::tests::add ... ok
[INFO] [stdout] test binary_search_tree::map::tests::smallest ... ok
[INFO] [stdout] test linked_list::tests::push ... ok
[INFO] [stdout] test linked_list::tests::get ... ok
[INFO] [stdout] test linked_list::tests::remove ... ok
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[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' (27) panicked at src/binary_search_tree/map.rs:53:9:
[INFO] [stdout] not yet implemented
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x648a6730e3b2 - std::backtrace_rs::backtrace::libunwind::trace::h16affffe904e891e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x648a6730e3b2 - std::backtrace_rs::backtrace::trace_unsynchronized::h5c14b13373ed4150
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x648a6730e3b2 - std::sys::backtrace::_print_fmt::hcbb507f162c816cc
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x648a6730e3b2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h8be9aa933f14675f
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x648a6731e1ff - core::fmt::rt::Argument::fmt::h30ed739d33467c3a
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x648a6731e1ff - core::fmt::write::hfd0efbb002ac7eea
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/fmt/mod.rs:1469:25
[INFO] [stdout]    6:     0x648a672dbe83 - std::io::default_write_fmt::hd6d24501f2d7f8d3
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x648a672dbe83 - std::io::Write::write_fmt::h79eca2f72fc24111
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x648a672e7c22 - std::sys::backtrace::BacktraceLock::print::hf2554f6030d393f7
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x648a672ec6ff - std::panicking::default_hook::{{closure}}::h8873121c56335b01
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x648a672ec591 - std::panicking::default_hook::hbafefc2d196267a2
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x648a672af75e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::ha834d5846f91b30b
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   12:     0x648a672af75e - test::test_main_with_exit_callback::{{closure}}::h63c167737eecb025
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x648a672ecd0f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hbf9b0f7a281291fd
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   14:     0x648a672ecd0f - std::panicking::panic_with_hook::h9f5b09d5adc1a745
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x648a672ecb36 - std::panicking::panic_handler::{{closure}}::h08111e483bdf6a89
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:700:13
[INFO] [stdout]   16:     0x648a672e7d59 - std::sys::backtrace::__rust_end_short_backtrace::h1b86e3414ecbbe8d
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x648a672d064d - __rustc[b292c645e8102103]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x648a67325ac0 - core::panicking::panic_fmt::h31cc490ecc8cc1fa
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x648a67325a9c - core::panicking::panic::h5cbcc2ceb0950681
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panicking.rs:150:5
[INFO] [stdout]   20:     0x648a6728c427 - terees::binary_search_tree::map::BsTreeMap<K,V>::remove::h54e8abb6e18e6096
[INFO] [stdout]                                at /opt/rustwide/workdir/src/binary_search_tree/map.rs:53:9
[INFO] [stdout]   21:     0x648a6728cb37 - terees::binary_search_tree::map::tests::remove::h860337f588e65edd
[INFO] [stdout]                                at /opt/rustwide/workdir/src/binary_search_tree/map.rs:215:14
[INFO] [stdout]   22:     0x648a6728cf87 - terees::binary_search_tree::map::tests::remove::{{closure}}::hee25df2922851289
[INFO] [stdout]                                at /opt/rustwide/workdir/src/binary_search_tree/map.rs:213:16
[INFO] [stdout]   23:     0x648a67288ba6 - core::ops::function::FnOnce::call_once::h66b0e670ce47922f
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x648a672af55b - core::ops::function::FnOnce::call_once::h2b2de5fdd23aab3e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x648a672af55b - test::__rust_begin_short_backtrace::he551dd004770be01
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x648a672c35bd - test::run_test_in_process::{{closure}}::h5f0b44080a35ed87
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x648a672c35bd - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4dbf65d14893ecf5
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x648a672c35bd - std::panicking::catch_unwind::do_call::hc37c563b8a006285
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:590:40
[INFO] [stdout]   29:     0x648a672c35bd - std::panicking::catch_unwind::h616b6e2e7a27f612
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:553:19
[INFO] [stdout]   30:     0x648a672c35bd - std::panic::catch_unwind::h1e788dd57758e6d8
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x648a672c35bd - test::run_test_in_process::hf073c2764f29f8ad
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x648a672c35bd - test::run_test::{{closure}}::h3dc46b7a0c340fa6
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x648a6729cb04 - test::run_test::{{closure}}::h6a4da3c57ef4505f
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x648a6729cb04 - std::sys::backtrace::__rust_begin_short_backtrace::hfd8e44bc311a5d57
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x648a672a035a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h57c4ddec344fe24c
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/thread/mod.rs:562:17
[INFO] [stdout]   36:     0x648a672a035a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd7cbe09591f06dfb
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x648a672a035a - std::panicking::catch_unwind::do_call::hdcd076e8e993dfbc
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:590:40
[INFO] [stdout]   38:     0x648a672a035a - std::panicking::catch_unwind::h8f9f675f3756eab1
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:553:19
[INFO] [stdout]   39:     0x648a672a035a - std::panic::catch_unwind::he8f74a93abeceb9b
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x648a672a035a - std::thread::Builder::spawn_unchecked_::{{closure}}::he43db13a2caa41d5
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/thread/mod.rs:560:30
[INFO] [stdout]   41:     0x648a672a035a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h8f3531a7e0d83514
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x648a672e315f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ff05134d80ef20e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2085:9
[INFO] [stdout]   43:     0x648a672e315f - std::sys::thread::unix::Thread::new::thread_start::h9a4a41a076a486e0
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/thread/unix.rs:124:17
[INFO] [stdout]   44:     0x79849a748aa4 - <unknown>
[INFO] [stdout]   45:     0x79849a7d5a64 - 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 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ead996216ecd89fa04f5e94db0abcb89eb1599832982a8881c13db7e8dc7e74c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ead996216ecd89fa04f5e94db0abcb89eb1599832982a8881c13db7e8dc7e74c", kill_on_drop: false }`
[INFO] [stdout] ead996216ecd89fa04f5e94db0abcb89eb1599832982a8881c13db7e8dc7e74c
