[INFO] cloning repository https://github.com/Gabriel-Araujo/codificadores
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Gabriel-Araujo/codificadores" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGabriel-Araujo%2Fcodificadores", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGabriel-Araujo%2Fcodificadores'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 656be89800bbe5f4330fe27d71a4a3f9a137951d
[INFO] testing Gabriel-Araujo/codificadores against try#db823df02fd0c2cf67b43025ac3fef3f2d743245 for pr-150681
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGabriel-Araujo%2Fcodificadores" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Gabriel-Araujo/codificadores
[INFO] finished tweaking git repo https://github.com/Gabriel-Araujo/codificadores
[INFO] tweaked toml for git repo https://github.com/Gabriel-Araujo/codificadores written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Gabriel-Araujo/codificadores on toolchain db823df02fd0c2cf67b43025ac3fef3f2d743245
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Gabriel-Araujo/codificadores 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" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f27c8028a8e183c4cfcceb19e9e6428d44ef9d9c03b386a0d1ac531deefd7f17
[INFO] running `Command { std: "docker" "start" "-a" "f27c8028a8e183c4cfcceb19e9e6428d44ef9d9c03b386a0d1ac531deefd7f17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f27c8028a8e183c4cfcceb19e9e6428d44ef9d9c03b386a0d1ac531deefd7f17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f27c8028a8e183c4cfcceb19e9e6428d44ef9d9c03b386a0d1ac531deefd7f17", kill_on_drop: false }`
[INFO] [stdout] f27c8028a8e183c4cfcceb19e9e6428d44ef9d9c03b386a0d1ac531deefd7f17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21d0475bd56b0be51d475c4b258fd9b6f213410997434ec3a67ab5e4a028fdb9
[INFO] running `Command { std: "docker" "start" "-a" "21d0475bd56b0be51d475c4b258fd9b6f213410997434ec3a67ab5e4a028fdb9", kill_on_drop: false }`
[INFO] [stderr]    Compiling codificadores v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `create_tree`, `exclusion_table`, `update_context`, `update_tables`, and `update_totals`
[INFO] [stdout]  --> src/huffman/mod.rs:8:13
[INFO] [stdout]   |
[INFO] [stdout] 8 | use utils::{create_tree, exclusion_table, update_context, update_tables, update_totals};
[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: `std::collections::VecDeque`
[INFO] [stdout]  --> src/huffman/decoder/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::VecDeque;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufRead` and `Read`
[INFO] [stdout]  --> src/huffman/decoder/mod.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{BufRead, Read, Write};
[INFO] [stdout]   |               ^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::huffman::decoder::decode`
[INFO] [stdout]  --> src/huffman/decoder/util.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::huffman::decoder::decode;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::DEBUG`
[INFO] [stdout]  --> src/huffman/encoder/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::DEBUG;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::DEBUG`
[INFO] [stdout]  --> src/util/binary_tree/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::DEBUG;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `out`
[INFO] [stdout]   --> src/huffman/decoder/mod.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     out: &mut dyn Write,
[INFO] [stdout]    |     ^^^ help: if this is intentional, prefix it with an underscore: `_out`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/huffman/encoder/mod.rs:119:18
[INFO] [stdout]     |
[INFO] [stdout] 119 |             Some(t) => {
[INFO] [stdout]     |                  ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `SemiAdaptative` is never constructed
[INFO] [stdout]   --> src/huffman/mod.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub enum Mode {
[INFO] [stdout]    |          ---- variant in this enum
[INFO] [stdout] 33 |     SemiAdaptative,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `set_usage` is never used
[INFO] [stdout]   --> src/huffman/huffman_token.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout]  7 | impl Token {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn set_usage(&mut self, usage: usize) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_table` is never used
[INFO] [stdout]  --> src/shannon_fano/mod.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn generate_table(buffer: Vec<Token>, code: String) -> Vec<Token> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_table_implementation` is never used
[INFO] [stdout]   --> src/shannon_fano/mod.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn generate_table_implementation(buffer: Vec<Token>, code: String) -> Vec<Token> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `WEIGHTS` is never used
[INFO] [stdout]  --> src/util/mod.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub const WEIGHTS: [(char, f64); 27] = [
[INFO] [stdout]   |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TEST_WEIGHTS` is never used
[INFO] [stdout]   --> src/util/mod.rs:36:11
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub const TEST_WEIGHTS: [(char, f64); 6] = [
[INFO] [stdout]    |           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `parent` is never read
[INFO] [stdout]  --> src/util/binary_tree/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Node {
[INFO] [stdout]   |            ---- field in this struct
[INFO] [stdout] 8 |     parent: Option<Box<Node>>,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Node` 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: method `set_parent` is never used
[INFO] [stdout]   --> src/util/binary_tree/mod.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Node {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn set_parent(&mut self, parent: Node) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `traversal` is never used
[INFO] [stdout]    --> src/util/binary_tree/mod.rs:125:12
[INFO] [stdout]     |
[INFO] [stdout]  61 | impl BinaryTree {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 125 |     pub fn traversal(&self) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_default_weights` is never used
[INFO] [stdout]   --> src/util/buffer.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn get_default_weights() -> Vec<Token> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `code` is never read
[INFO] [stdout]  --> src/util/token.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Token {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] 3 |     code: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Token` 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 items `new_code`, `get_code`, and `add_to_code` are never used
[INFO] [stdout]   --> src/util/token.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl Token {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub fn new_code(token: &Token, code: &String) -> Self {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     pub fn get_code(&self) -> &str {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     pub fn add_to_code(&mut self, bit: u8) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "21d0475bd56b0be51d475c4b258fd9b6f213410997434ec3a67ab5e4a028fdb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21d0475bd56b0be51d475c4b258fd9b6f213410997434ec3a67ab5e4a028fdb9", kill_on_drop: false }`
[INFO] [stdout] 21d0475bd56b0be51d475c4b258fd9b6f213410997434ec3a67ab5e4a028fdb9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac4f3e985e382f77bafee711d4de9e44b63494b8ea6e3af624346c81bdc10f26
[INFO] running `Command { std: "docker" "start" "-a" "ac4f3e985e382f77bafee711d4de9e44b63494b8ea6e3af624346c81bdc10f26", kill_on_drop: false }`
[INFO] [stderr]    Compiling codificadores v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `create_tree`, `exclusion_table`, `update_context`, `update_tables`, and `update_totals`
[INFO] [stdout]  --> src/huffman/mod.rs:8:13
[INFO] [stdout]   |
[INFO] [stdout] 8 | use utils::{create_tree, exclusion_table, update_context, update_tables, update_totals};
[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: `std::collections::VecDeque`
[INFO] [stdout]  --> src/huffman/decoder/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::VecDeque;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufRead` and `Read`
[INFO] [stdout]  --> src/huffman/decoder/mod.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{BufRead, Read, Write};
[INFO] [stdout]   |               ^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::huffman::decoder::decode`
[INFO] [stdout]  --> src/huffman/decoder/util.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::huffman::decoder::decode;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::DEBUG`
[INFO] [stdout]  --> src/huffman/encoder/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::DEBUG;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::DEBUG`
[INFO] [stdout]  --> src/util/binary_tree/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::DEBUG;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `out`
[INFO] [stdout]   --> src/huffman/decoder/mod.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     out: &mut dyn Write,
[INFO] [stdout]    |     ^^^ help: if this is intentional, prefix it with an underscore: `_out`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/huffman/encoder/mod.rs:119:18
[INFO] [stdout]     |
[INFO] [stdout] 119 |             Some(t) => {
[INFO] [stdout]     |                  ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `SemiAdaptative` is never constructed
[INFO] [stdout]   --> src/huffman/mod.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub enum Mode {
[INFO] [stdout]    |          ---- variant in this enum
[INFO] [stdout] 33 |     SemiAdaptative,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `set_usage` is never used
[INFO] [stdout]   --> src/huffman/huffman_token.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout]  7 | impl Token {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn set_usage(&mut self, usage: usize) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_table` is never used
[INFO] [stdout]  --> src/shannon_fano/mod.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn generate_table(buffer: Vec<Token>, code: String) -> Vec<Token> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_table_implementation` is never used
[INFO] [stdout]   --> src/shannon_fano/mod.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn generate_table_implementation(buffer: Vec<Token>, code: String) -> Vec<Token> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `WEIGHTS` is never used
[INFO] [stdout]  --> src/util/mod.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub const WEIGHTS: [(char, f64); 27] = [
[INFO] [stdout]   |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TEST_WEIGHTS` is never used
[INFO] [stdout]   --> src/util/mod.rs:36:11
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub const TEST_WEIGHTS: [(char, f64); 6] = [
[INFO] [stdout]    |           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `parent` is never read
[INFO] [stdout]  --> src/util/binary_tree/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Node {
[INFO] [stdout]   |            ---- field in this struct
[INFO] [stdout] 8 |     parent: Option<Box<Node>>,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Node` 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: method `set_parent` is never used
[INFO] [stdout]   --> src/util/binary_tree/mod.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Node {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn set_parent(&mut self, parent: Node) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `traversal` is never used
[INFO] [stdout]    --> src/util/binary_tree/mod.rs:125:12
[INFO] [stdout]     |
[INFO] [stdout]  61 | impl BinaryTree {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 125 |     pub fn traversal(&self) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_default_weights` is never used
[INFO] [stdout]   --> src/util/buffer.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn get_default_weights() -> Vec<Token> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `code` is never read
[INFO] [stdout]  --> src/util/token.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Token {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] 3 |     code: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Token` 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 items `new_code`, `get_code`, and `add_to_code` are never used
[INFO] [stdout]   --> src/util/token.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl Token {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub fn new_code(token: &Token, code: &String) -> Self {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     pub fn get_code(&self) -> &str {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     pub fn add_to_code(&mut self, bit: u8) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "ac4f3e985e382f77bafee711d4de9e44b63494b8ea6e3af624346c81bdc10f26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac4f3e985e382f77bafee711d4de9e44b63494b8ea6e3af624346c81bdc10f26", kill_on_drop: false }`
[INFO] [stdout] ac4f3e985e382f77bafee711d4de9e44b63494b8ea6e3af624346c81bdc10f26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6433c447f85195c81043ff4b6690e035797eb0db01723e36b69545d279272003
[INFO] running `Command { std: "docker" "start" "-a" "6433c447f85195c81043ff4b6690e035797eb0db01723e36b69545d279272003", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `create_tree`, `exclusion_table`, `update_context`, `update_tables`, and `update_totals`
[INFO] [stderr]  --> src/huffman/mod.rs:8:13
[INFO] [stderr]   |
[INFO] [stderr] 8 | use utils::{create_tree, exclusion_table, update_context, update_tables, update_totals};
[INFO] [stderr]   |             ^^^^^^^^^^^  ^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::VecDeque`
[INFO] [stderr]  --> src/huffman/decoder/mod.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::VecDeque;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `BufRead` and `Read`
[INFO] [stderr]  --> src/huffman/decoder/mod.rs:3:15
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::io::{BufRead, Read, Write};
[INFO] [stderr]   |               ^^^^^^^  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::huffman::decoder::decode`
[INFO] [stderr]  --> src/huffman/decoder/util.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::huffman::decoder::decode;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::DEBUG`
[INFO] [stderr]  --> src/huffman/encoder/mod.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::DEBUG;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::DEBUG`
[INFO] [stderr]  --> src/util/binary_tree/mod.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::DEBUG;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `out`
[INFO] [stderr]   --> src/huffman/decoder/mod.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     out: &mut dyn Write,
[INFO] [stderr]    |     ^^^ help: if this is intentional, prefix it with an underscore: `_out`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]    --> src/huffman/encoder/mod.rs:119:18
[INFO] [stderr]     |
[INFO] [stderr] 119 |             Some(t) => {
[INFO] [stderr]     |                  ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `SemiAdaptative` is never constructed
[INFO] [stderr]   --> src/huffman/mod.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 32 | pub enum Mode {
[INFO] [stderr]    |          ---- variant in this enum
[INFO] [stderr] 33 |     SemiAdaptative,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `set_usage` is never used
[INFO] [stderr]   --> src/huffman/huffman_token.rs:22:12
[INFO] [stderr]    |
[INFO] [stderr]  7 | impl Token {
[INFO] [stderr]    | ---------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 22 |     pub fn set_usage(&mut self, usage: usize) {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `generate_table` is never used
[INFO] [stderr]  --> src/shannon_fano/mod.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn generate_table(buffer: Vec<Token>, code: String) -> Vec<Token> {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `generate_table_implementation` is never used
[INFO] [stderr]   --> src/shannon_fano/mod.rs:16:4
[INFO] [stderr]    |
[INFO] [stderr] 16 | fn generate_table_implementation(buffer: Vec<Token>, code: String) -> Vec<Token> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `WEIGHTS` is never used
[INFO] [stderr]  --> src/util/mod.rs:6:11
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub const WEIGHTS: [(char, f64); 27] = [
[INFO] [stderr]   |           ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `TEST_WEIGHTS` is never used
[INFO] [stderr]   --> src/util/mod.rs:36:11
[INFO] [stderr]    |
[INFO] [stderr] 36 | pub const TEST_WEIGHTS: [(char, f64); 6] = [
[INFO] [stderr]    |           ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `parent` is never read
[INFO] [stderr]  --> src/util/binary_tree/mod.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct Node {
[INFO] [stderr]   |            ---- field in this struct
[INFO] [stderr] 8 |     parent: Option<Box<Node>>,
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Node` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: method `set_parent` is never used
[INFO] [stderr]   --> src/util/binary_tree/mod.rs:36:12
[INFO] [stderr]    |
[INFO] [stderr] 15 | impl Node {
[INFO] [stderr]    | --------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 36 |     pub fn set_parent(&mut self, parent: Node) {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `traversal` is never used
[INFO] [stderr]    --> src/util/binary_tree/mod.rs:125:12
[INFO] [stderr]     |
[INFO] [stderr]  61 | impl BinaryTree {
[INFO] [stderr]     | --------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 125 |     pub fn traversal(&self) {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `get_default_weights` is never used
[INFO] [stderr]   --> src/util/buffer.rs:22:8
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub fn get_default_weights() -> Vec<Token> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `code` is never read
[INFO] [stderr]  --> src/util/token.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub struct Token {
[INFO] [stderr]   |            ----- field in this struct
[INFO] [stderr] 3 |     code: String,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Token` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new_code`, `get_code`, and `add_to_code` are never used
[INFO] [stderr]   --> src/util/token.rs:19:12
[INFO] [stderr]    |
[INFO] [stderr]  9 | impl Token {
[INFO] [stderr]    | ---------- associated items in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 19 |     pub fn new_code(token: &Token, code: &String) -> Self {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 41 |     pub fn get_code(&self) -> &str {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 61 |     pub fn add_to_code(&mut self, bit: u8) {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `codificadores` (bin "codificadores" test) generated 20 warnings (run `cargo fix --bin "codificadores" -p codificadores --tests` to apply 8 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/codificadores-bfa23f7c716bbaed)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6433c447f85195c81043ff4b6690e035797eb0db01723e36b69545d279272003", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6433c447f85195c81043ff4b6690e035797eb0db01723e36b69545d279272003", kill_on_drop: false }`
[INFO] [stdout] 6433c447f85195c81043ff4b6690e035797eb0db01723e36b69545d279272003