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[INFO] [stdout] 4cdd1d20ccfb8525bf564fb69206df89d54031bf
[INFO] checking 121601571/rust_dicttree against try#51de2e90f91fdec6cf64ff542a4e15b9c177a797 for pr-147294
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F121601571%2Frust_dicttree" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
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[INFO] started tweaking git repo https://github.com/121601571/rust_dicttree
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[INFO] tweaked toml for git repo https://github.com/121601571/rust_dicttree written to /workspace/builds/worker-6-tc2/source/Cargo.toml
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[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+51de2e90f91fdec6cf64ff542a4e15b9c177a797" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/121601571/rust_dicttree 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" "+51de2e90f91fdec6cf64ff542a4e15b9c177a797" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] 2013caf6680ff671b60d23af6b01197d2717326f249fd1f4a8ef51ae1f3283f6
[INFO] running `Command { std: "docker" "start" "-a" "2013caf6680ff671b60d23af6b01197d2717326f249fd1f4a8ef51ae1f3283f6", kill_on_drop: false }`
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[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]     Checking tracing v0.1.41
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[INFO] [stderr]    Compiling structopt-derive v0.4.18
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[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:23:17
[INFO] [stdout]    |
[INFO] [stdout] 23 |             let mut res = vec![];
[INFO] [stdout]    |                 ----^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:137:25
[INFO] [stdout]     |
[INFO] [stdout] 137 |                     let mut node1 = self.iter_value_node(input[0]);
[INFO] [stdout]     |                         ----^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:23:17
[INFO] [stdout]    |
[INFO] [stdout] 23 |             let mut res = vec![];
[INFO] [stdout]    |                 ----^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:137:25
[INFO] [stdout]     |
[INFO] [stdout] 137 |                     let mut node1 = self.iter_value_node(input[0]);
[INFO] [stdout]     |                         ----^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: found module declaration for lib.rs
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | mod lib;
[INFO] [stdout]   | ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: lib.rs is the root of this crate's library target
[INFO] [stdout]   = help: to refer to it from other targets, use the library's name as the path
[INFO] [stdout]   = note: `#[warn(special_module_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: found module declaration for lib.rs
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | mod lib;
[INFO] [stdout]   | ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: lib.rs is the root of this crate's library target
[INFO] [stdout]   = help: to refer to it from other targets, use the library's name as the path
[INFO] [stdout]   = note: `#[warn(special_module_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:23:17
[INFO] [stdout]    |
[INFO] [stdout] 23 |             let mut res = vec![];
[INFO] [stdout]    |                 ----^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:137:25
[INFO] [stdout]     |
[INFO] [stdout] 137 |                     let mut node1 = self.iter_value_node(input[0]);
[INFO] [stdout]     |                         ----^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MyTree` is never constructed
[INFO] [stdout]  --> src/lib.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 |     pub struct MyTree {
[INFO] [stdout]   |                ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/lib.rs:11:12
[INFO] [stdout]     |
[INFO] [stdout]  10 |     impl MyTree {
[INFO] [stdout]     |     ----------- associated items in this implementation
[INFO] [stdout]  11 |         fn contains_value(&self, input: char) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  22 |         pub fn find_suffix(&mut self, input: Vec<char>) -> Vec<Vec<char>> {
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  59 |         pub fn iter_self_values_dry(&self) -> Vec<Vec<char>> {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  73 |         fn iter_self_values(&self, contains_self: bool) -> Vec<Vec<char>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  99 |         fn iter_value_node(&mut self, input: char) -> &mut MyTree {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 110 |         pub fn new(node_val: char, ep: bool) -> Self {
[INFO] [stdout]     |                ^^^
[INFO] [stdout] ...
[INFO] [stdout] 118 |         pub fn contains_whole(&mut self, input: Vec<char>) -> bool {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 133 |         pub fn add_chars(&mut self, input: Vec<char>) {
[INFO] [stdout]     |                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `random_gen` is never used
[INFO] [stdout]  --> src/mass_test.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub fn random_gen() -> Vec<char> {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mass_gen` is never used
[INFO] [stdout]   --> src/mass_test.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn mass_gen(sum1: u32) -> Vec<Vec<char>> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:23:17
[INFO] [stdout]    |
[INFO] [stdout] 23 |             let mut res = vec![];
[INFO] [stdout]    |                 ----^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:137:25
[INFO] [stdout]     |
[INFO] [stdout] 137 |                     let mut node1 = self.iter_value_node(input[0]);
[INFO] [stdout]     |                         ----^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MyTree` is never constructed
[INFO] [stdout]  --> src/lib.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 |     pub struct MyTree {
[INFO] [stdout]   |                ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/lib.rs:11:12
[INFO] [stdout]     |
[INFO] [stdout]  10 |     impl MyTree {
[INFO] [stdout]     |     ----------- associated items in this implementation
[INFO] [stdout]  11 |         fn contains_value(&self, input: char) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  22 |         pub fn find_suffix(&mut self, input: Vec<char>) -> Vec<Vec<char>> {
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  59 |         pub fn iter_self_values_dry(&self) -> Vec<Vec<char>> {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  73 |         fn iter_self_values(&self, contains_self: bool) -> Vec<Vec<char>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  99 |         fn iter_value_node(&mut self, input: char) -> &mut MyTree {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 110 |         pub fn new(node_val: char, ep: bool) -> Self {
[INFO] [stdout]     |                ^^^
[INFO] [stdout] ...
[INFO] [stdout] 118 |         pub fn contains_whole(&mut self, input: Vec<char>) -> bool {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 133 |         pub fn add_chars(&mut self, input: Vec<char>) {
[INFO] [stdout]     |                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `random_gen` is never used
[INFO] [stdout]  --> src/mass_test.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub fn random_gen() -> Vec<char> {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mass_gen` is never used
[INFO] [stdout]   --> src/mass_test.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn mass_gen(sum1: u32) -> Vec<Vec<char>> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.85s
[INFO] running `Command { std: "docker" "inspect" "2013caf6680ff671b60d23af6b01197d2717326f249fd1f4a8ef51ae1f3283f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2013caf6680ff671b60d23af6b01197d2717326f249fd1f4a8ef51ae1f3283f6", kill_on_drop: false }`
[INFO] [stdout] 2013caf6680ff671b60d23af6b01197d2717326f249fd1f4a8ef51ae1f3283f6
