[INFO] cloning repository https://github.com/DonteRavae/rusty_dsa_labs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DonteRavae/rusty_dsa_labs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDonteRavae%2Frusty_dsa_labs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDonteRavae%2Frusty_dsa_labs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 046fcfbf7bed42721cf73afb11c318d114c91f7e
[INFO] testing DonteRavae/rusty_dsa_labs against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDonteRavae%2Frusty_dsa_labs" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/DonteRavae/rusty_dsa_labs
[INFO] finished tweaking git repo https://github.com/DonteRavae/rusty_dsa_labs
[INFO] tweaked toml for git repo https://github.com/DonteRavae/rusty_dsa_labs written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/DonteRavae/rusty_dsa_labs on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/DonteRavae/rusty_dsa_labs 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 504f71447fd179f5e3fcf4f1b79833c5e8c8009efb00f479c9242b8af42d79f9
[INFO] running `Command { std: "docker" "start" "-a" "504f71447fd179f5e3fcf4f1b79833c5e8c8009efb00f479c9242b8af42d79f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "504f71447fd179f5e3fcf4f1b79833c5e8c8009efb00f479c9242b8af42d79f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "504f71447fd179f5e3fcf4f1b79833c5e8c8009efb00f479c9242b8af42d79f9", kill_on_drop: false }`
[INFO] [stdout] 504f71447fd179f5e3fcf4f1b79833c5e8c8009efb00f479c9242b8af42d79f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d2a3c88810dbb3436501a73a62d3abd9ab495545c510d5c59b190ddb5f3fc2c8
[INFO] running `Command { std: "docker" "start" "-a" "d2a3c88810dbb3436501a73a62d3abd9ab495545c510d5c59b190ddb5f3fc2c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling dsa_labs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `update_name`, `update_value`, `to_string`, and `equals` are never used
[INFO] [stdout]   --> src/grocery_list/grocery.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 7  | impl GroceryItem {
[INFO] [stdout]    | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn update_name(&mut self, name: String) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn update_value(&mut self, value: f32) {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub fn to_string(&self) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub fn equals(&self, a_grocery_item: Self) -> bool {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `data` and `link` are never read
[INFO] [stdout]   --> src/grocery_list/grocery.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub struct ListNode {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 54 |     data: Option<Box<GroceryItem>>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 55 |     link: Option<Box<Self>>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ListNode` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `default` and `new` are never used
[INFO] [stdout]   --> src/grocery_list/grocery.rs:59:8
[INFO] [stdout]    |
[INFO] [stdout] 58 | impl ListNode {
[INFO] [stdout]    | ------------- associated functions in this implementation
[INFO] [stdout] 59 |     fn default() -> Self {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |     fn new(data: GroceryItem, link: Option<Self>) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `head`, `current`, and `previous` are never read
[INFO] [stdout]   --> src/grocery_list/grocery.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub struct GroceryList {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 76 |     head: Option<ListNode>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 77 |     current: Option<ListNode>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 78 |     previous: Option<ListNode>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `GroceryList` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `set_current` and `add_item_after_current` are never used
[INFO] [stdout]   --> src/grocery_list/grocery.rs:86:8
[INFO] [stdout]    |
[INFO] [stdout] 81 | impl GroceryList {
[INFO] [stdout]    | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 86 |     fn set_current(&self, _item: GroceryItem) {}
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 87 |     pub fn add_item(&self, _item: GroceryItem) {}
[INFO] [stdout] 88 |     fn add_item_after_current(&self, _item: GroceryItem) {}
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `Command { std: "docker" "inspect" "d2a3c88810dbb3436501a73a62d3abd9ab495545c510d5c59b190ddb5f3fc2c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2a3c88810dbb3436501a73a62d3abd9ab495545c510d5c59b190ddb5f3fc2c8", kill_on_drop: false }`
[INFO] [stdout] d2a3c88810dbb3436501a73a62d3abd9ab495545c510d5c59b190ddb5f3fc2c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 677473d0aaff4df4abb132691ac777d246a691ddc953976d34c466a417317bc7
[INFO] running `Command { std: "docker" "start" "-a" "677473d0aaff4df4abb132691ac777d246a691ddc953976d34c466a417317bc7", kill_on_drop: false }`
[INFO] [stdout] warning: methods `update_name`, `update_value`, `to_string`, and `equals` are never used
[INFO] [stdout]   --> src/grocery_list/grocery.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 7  | impl GroceryItem {
[INFO] [stdout]    | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn update_name(&mut self, name: String) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn update_value(&mut self, value: f32) {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub fn to_string(&self) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub fn equals(&self, a_grocery_item: Self) -> bool {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `data` and `link` are never read
[INFO] [stdout]   --> src/grocery_list/grocery.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub struct ListNode {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 54 |     data: Option<Box<GroceryItem>>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 55 |     link: Option<Box<Self>>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ListNode` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `default` and `new` are never used
[INFO] [stdout]   --> src/grocery_list/grocery.rs:59:8
[INFO] [stdout]    |
[INFO] [stdout] 58 | impl ListNode {
[INFO] [stdout]    | ------------- associated functions in this implementation
[INFO] [stdout] 59 |     fn default() -> Self {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |     fn new(data: GroceryItem, link: Option<Self>) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `head`, `current`, and `previous` are never read
[INFO] [stdout]   --> src/grocery_list/grocery.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub struct GroceryList {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 76 |     head: Option<ListNode>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 77 |     current: Option<ListNode>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 78 |     previous: Option<ListNode>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `GroceryList` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `set_current` and `add_item_after_current` are never used
[INFO] [stdout]   --> src/grocery_list/grocery.rs:86:8
[INFO] [stdout]    |
[INFO] [stdout] 81 | impl GroceryList {
[INFO] [stdout]    | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 86 |     fn set_current(&self, _item: GroceryItem) {}
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 87 |     pub fn add_item(&self, _item: GroceryItem) {}
[INFO] [stdout] 88 |     fn add_item_after_current(&self, _item: GroceryItem) {}
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling dsa_labs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `update_name`, `update_value`, `to_string`, and `equals` are never used
[INFO] [stdout]   --> src/grocery_list/grocery.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 7  | impl GroceryItem {
[INFO] [stdout]    | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn update_name(&mut self, name: String) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn update_value(&mut self, value: f32) {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub fn to_string(&self) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub fn equals(&self, a_grocery_item: Self) -> bool {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `data` and `link` are never read
[INFO] [stdout]   --> src/grocery_list/grocery.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub struct ListNode {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 54 |     data: Option<Box<GroceryItem>>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 55 |     link: Option<Box<Self>>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ListNode` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `default` and `new` are never used
[INFO] [stdout]   --> src/grocery_list/grocery.rs:59:8
[INFO] [stdout]    |
[INFO] [stdout] 58 | impl ListNode {
[INFO] [stdout]    | ------------- associated functions in this implementation
[INFO] [stdout] 59 |     fn default() -> Self {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |     fn new(data: GroceryItem, link: Option<Self>) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `head`, `current`, and `previous` are never read
[INFO] [stdout]   --> src/grocery_list/grocery.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub struct GroceryList {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 76 |     head: Option<ListNode>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 77 |     current: Option<ListNode>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 78 |     previous: Option<ListNode>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `GroceryList` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `set_current` and `add_item_after_current` are never used
[INFO] [stdout]   --> src/grocery_list/grocery.rs:86:8
[INFO] [stdout]    |
[INFO] [stdout] 81 | impl GroceryList {
[INFO] [stdout]    | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 86 |     fn set_current(&self, _item: GroceryItem) {}
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 87 |     pub fn add_item(&self, _item: GroceryItem) {}
[INFO] [stdout] 88 |     fn add_item_after_current(&self, _item: GroceryItem) {}
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "677473d0aaff4df4abb132691ac777d246a691ddc953976d34c466a417317bc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "677473d0aaff4df4abb132691ac777d246a691ddc953976d34c466a417317bc7", kill_on_drop: false }`
[INFO] [stdout] 677473d0aaff4df4abb132691ac777d246a691ddc953976d34c466a417317bc7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] eb0ff6e96be72e31c12686bd48182ed81c32d55f013f81bc34bbe290dab3fdd3
[INFO] running `Command { std: "docker" "start" "-a" "eb0ff6e96be72e31c12686bd48182ed81c32d55f013f81bc34bbe290dab3fdd3", kill_on_drop: false }`
[INFO] [stderr] warning: methods `update_name`, `update_value`, `to_string`, and `equals` are never used
[INFO] [stderr]   --> src/grocery_list/grocery.rs:22:12
[INFO] [stderr]    |
[INFO] [stderr] 7  | impl GroceryItem {
[INFO] [stderr]    | ---------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 22 |     pub fn update_name(&mut self, name: String) {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 26 |     pub fn update_value(&mut self, value: f32) {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 30 |     pub fn to_string(&self) {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 34 |     pub fn equals(&self, a_grocery_item: Self) -> bool {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `data` and `link` are never read
[INFO] [stderr]   --> src/grocery_list/grocery.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 53 | pub struct ListNode {
[INFO] [stderr]    |            -------- fields in this struct
[INFO] [stderr] 54 |     data: Option<Box<GroceryItem>>,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 55 |     link: Option<Box<Self>>,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `ListNode` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: associated functions `default` and `new` are never used
[INFO] [stderr]   --> src/grocery_list/grocery.rs:59:8
[INFO] [stderr]    |
[INFO] [stderr] 58 | impl ListNode {
[INFO] [stderr]    | ------------- associated functions in this implementation
[INFO] [stderr] 59 |     fn default() -> Self {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 66 |     fn new(data: GroceryItem, link: Option<Self>) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `head`, `current`, and `previous` are never read
[INFO] [stderr]   --> src/grocery_list/grocery.rs:76:5
[INFO] [stderr]    |
[INFO] [stderr] 75 | pub struct GroceryList {
[INFO] [stderr]    |            ----------- fields in this struct
[INFO] [stderr] 76 |     head: Option<ListNode>,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 77 |     current: Option<ListNode>,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 78 |     previous: Option<ListNode>,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `GroceryList` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: methods `set_current` and `add_item_after_current` are never used
[INFO] [stderr]   --> src/grocery_list/grocery.rs:86:8
[INFO] [stderr]    |
[INFO] [stderr] 81 | impl GroceryList {
[INFO] [stderr]    | ---------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 86 |     fn set_current(&self, _item: GroceryItem) {}
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 87 |     pub fn add_item(&self, _item: GroceryItem) {}
[INFO] [stderr] 88 |     fn add_item_after_current(&self, _item: GroceryItem) {}
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `dsa_labs` (lib) generated 5 warnings
[INFO] [stderr] warning: `dsa_labs` (lib test) generated 5 warnings (5 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/dsa_labs-76b131e63994f3ad)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test sorting_various_words_by_properties::tests::accurately_read_random_words_from_file ... ok
[INFO] [stdout] test bubble_sort::tests::bubble_sort_works ... ok
[INFO] [stdout] test bubble_sort::tests::get_input_records_correct_values ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout] ---- bubble_sort::tests::get_input_records_correct_values stdout ----
[INFO] [stdout] Enter a number
[INFO] [stdout] 
[INFO] [stdout] thread 'bubble_sort::tests::get_input_records_correct_values' panicked at src/bubble_sort/mod.rs:13:18:
[INFO] [stdout] Failed to parse user input.: ParseIntError { kind: Empty }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6184c1f0e032 - std::backtrace_rs::backtrace::libunwind::trace::h73a647620bf1c49d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x6184c1f0e032 - std::backtrace_rs::backtrace::trace_unsynchronized::hd4d513ed96cb3cb1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x6184c1f0e032 - std::sys::backtrace::_print_fmt::h61bb95f7476aafa5
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x6184c1f0e032 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha2e7e3a01df69042
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x6184c1f331a3 - core::fmt::rt::Argument::fmt::hf14163372f0f9a76
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x6184c1f331a3 - core::fmt::write::h7cb8f63788cd01d2
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x6184c1f0aac3 - std::io::default_write_fmt::h9ed739ccee8a150c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x6184c1f0aac3 - std::io::Write::write_fmt::h1c0a32da913b32f1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x6184c1f0de82 - std::sys::backtrace::BacktraceLock::print::h3ec4d7883eb25e61
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x6184c1f0f59c - std::panicking::default_hook::{{closure}}::h29548987efd832cb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x6184c1f0f3f2 - std::panicking::default_hook::ha25170a15c643514
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x6184c1ed6674 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h562adeecbf43c420
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x6184c1ed6674 - test::test_main_with_exit_callback::{{closure}}::h97dd2a879d27e0e4
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x6184c1f0ff7b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h7e85cbdbda26fdb7
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x6184c1f0ff7b - std::panicking::rust_panic_with_hook::h0d81afcd829aa24b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x6184c1f0fd4a - std::panicking::begin_panic_handler::{{closure}}::hc84a33f1202346cf
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x6184c1f0e529 - std::sys::backtrace::__rust_end_short_backtrace::h373067a14f6c59aa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   17:     0x6184c1f0f9dd - __rustc[beb0385846a06d21]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x6184c1f31d20 - core::panicking::panic_fmt::ha33fa2ae772efba9
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x6184c1f32096 - core::result::unwrap_failed::hfbbd3c78a73fea3d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/result.rs:1761:5
[INFO] [stdout]   20:     0x6184c1e9c605 - core::result::Result<T,E>::expect::h6ce7417016e53b3b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/result.rs:1119:23
[INFO] [stdout]   21:     0x6184c1e9c605 - dsa_labs::bubble_sort::get_input::{{closure}}::hf39152489d636cae
[INFO] [stdout]                                at /opt/rustwide/workdir/src/bubble_sort/mod.rs:13:18
[INFO] [stdout]   22:     0x6184c1e9c605 - core::iter::adapters::map::map_fold::{{closure}}::h26a4f42c123f6468
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/iter/adapters/map.rs:88:28
[INFO] [stdout]   23:     0x6184c1e9c605 - core::iter::traits::iterator::Iterator::fold::h59d40063b20c0750
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/iter/traits/iterator.rs:2602:21
[INFO] [stdout]   24:     0x6184c1e9c605 - <core::iter::adapters::map::Map<I,F> as core::iter::traits::iterator::Iterator>::fold::h3d61364ac10653e3
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/iter/adapters/map.rs:128:19
[INFO] [stdout]   25:     0x6184c1e9bda7 - core::iter::traits::iterator::Iterator::for_each::h829dee22cff52ffd
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/iter/traits/iterator.rs:827:14
[INFO] [stdout]   26:     0x6184c1e9bda7 - alloc::vec::Vec<T,A>::extend_trusted::h996fe37039ac3c67
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/vec/mod.rs:3666:26
[INFO] [stdout]   27:     0x6184c1e9bda7 - <alloc::vec::Vec<T,A> as alloc::vec::spec_extend::SpecExtend<T,I>>::spec_extend::h265ca6d80a0dc5dd
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/vec/spec_extend.rs:29:14
[INFO] [stdout]   28:     0x6184c1e9bda7 - <alloc::vec::Vec<T> as alloc::vec::spec_from_iter_nested::SpecFromIterNested<T,I>>::from_iter::h404abe4dcefb59a9
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/vec/spec_from_iter_nested.rs:62:16
[INFO] [stdout]   29:     0x6184c1e9bda7 - <alloc::vec::Vec<T> as alloc::vec::spec_from_iter::SpecFromIter<T,I>>::from_iter::he96a964fbff3d1ca
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/vec/spec_from_iter.rs:34:9
[INFO] [stdout]   30:     0x6184c1e9bda7 - <alloc::vec::Vec<T> as core::iter::traits::collect::FromIterator<T>>::from_iter::h45652d602803c7df
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/vec/mod.rs:3525:9
[INFO] [stdout]   31:     0x6184c1e9bda7 - core::iter::traits::iterator::Iterator::collect::h7867da835c20b98e
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/iter/traits/iterator.rs:2027:9
[INFO] [stdout]   32:     0x6184c1e9bda7 - dsa_labs::bubble_sort::get_input::h0a9bbb36eac30cad
[INFO] [stdout]                                at /opt/rustwide/workdir/src/bubble_sort/mod.rs:15:10
[INFO] [stdout]   33:     0x6184c1e9ccc3 - dsa_labs::bubble_sort::tests::get_input_records_correct_values::ha54f51a493e0df04
[INFO] [stdout]                                at /opt/rustwide/workdir/src/bubble_sort/mod.rs:46:30
[INFO] [stdout]   34:     0x6184c1e9ba59 - dsa_labs::bubble_sort::tests::get_input_records_correct_values::{{closure}}::hc99cee1c24c05f2e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/bubble_sort/mod.rs:44:42
[INFO] [stdout]   35:     0x6184c1e9ba59 - core::ops::function::FnOnce::call_once::h7e7b1abbcef3fe4f
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   36:     0x6184c1edbdab - core::ops::function::FnOnce::call_once::hf84b9c3d864a6959
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   37:     0x6184c1edbdab - test::__rust_begin_short_backtrace::h5724e31441c16fcb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:648:18
[INFO] [stdout]   38:     0x6184c1edafee - test::run_test_in_process::{{closure}}::hbc28c9aa91793d7d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:74
[INFO] [stdout]   39:     0x6184c1edafee - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc17b0e238c0f8f3e
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   40:     0x6184c1edafee - std::panicking::catch_unwind::do_call::hcdbce0d6dd6c83ce
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   41:     0x6184c1edafee - std::panicking::catch_unwind::h9477967ceea044e8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   42:     0x6184c1edafee - std::panic::catch_unwind::h616a2e249da12e16
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   43:     0x6184c1edafee - test::run_test_in_process::h2758deb0f2e54430
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:27
[INFO] [stdout]   44:     0x6184c1edafee - test::run_test::{{closure}}::habe5cd2564b18aaa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:592:43
[INFO] [stdout]   45:     0x6184c1e9eb94 - test::run_test::{{closure}}::h9a0a6928f1a15421
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:622:41
[INFO] [stdout]   46:     0x6184c1e9eb94 - std::sys::backtrace::__rust_begin_short_backtrace::hd68b5332434a22ca
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   47:     0x6184c1ea253a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h264ddcc3098eacae
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   48:     0x6184c1ea253a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9fa39489749d6f3c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   49:     0x6184c1ea253a - std::panicking::catch_unwind::do_call::hb9a1944b9f85100f
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   50:     0x6184c1ea253a - std::panicking::catch_unwind::h0c6f100786c0dad8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   51:     0x6184c1ea253a - std::panic::catch_unwind::hf6084e2723385823
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   52:     0x6184c1ea253a - std::thread::Builder::spawn_unchecked_::{{closure}}::hf0af58ce658143ad
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   53:     0x6184c1ea253a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h88a14f9b2e79f9de
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   54:     0x6184c1f12ed7 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf31256ba38644b65
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   55:     0x6184c1f12ed7 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h100ad77f3448041b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   56:     0x6184c1f12ed7 - std::sys::pal::unix::thread::Thread::new::thread_start::h1a22ded422ce395b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/pal/unix/thread.rs:97:17
[INFO] [stdout]   57:     0x768a02ed4aa4 - <unknown>
[INFO] [stdout]   58:     0x768a02f61a34 - clone
[INFO] [stdout]   59:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     bubble_sort::tests::get_input_records_correct_values
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 2 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "eb0ff6e96be72e31c12686bd48182ed81c32d55f013f81bc34bbe290dab3fdd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb0ff6e96be72e31c12686bd48182ed81c32d55f013f81bc34bbe290dab3fdd3", kill_on_drop: false }`
[INFO] [stdout] eb0ff6e96be72e31c12686bd48182ed81c32d55f013f81bc34bbe290dab3fdd3
