[INFO] cloning repository https://github.com/supersanta183/password_vault
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/supersanta183/password_vault" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsupersanta183%2Fpassword_vault", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsupersanta183%2Fpassword_vault'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e947ab3a1e4a8de423fa0e1373deb85e0bd73eb3
[INFO] checking supersanta183/password_vault against master#03c609abb6638f9d7f49f34326d4137d07f5cd61 for pr-155945
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsupersanta183%2Fpassword_vault" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/supersanta183/password_vault
[INFO] finished tweaking git repo https://github.com/supersanta183/password_vault
[INFO] tweaked toml for git repo https://github.com/supersanta183/password_vault written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/supersanta183/password_vault on toolchain 03c609abb6638f9d7f49f34326d4137d07f5cd61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+03c609abb6638f9d7f49f34326d4137d07f5cd61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/supersanta183/password_vault 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" "+03c609abb6638f9d7f49f34326d4137d07f5cd61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+03c609abb6638f9d7f49f34326d4137d07f5cd61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] [stdout] 4b41bec76cd5b73d9a09dfacbb9dd5fbccbb3e945795b8d34c50c15d1bc05bdc
[INFO] running `Command { std: "docker" "start" "-a" "4b41bec76cd5b73d9a09dfacbb9dd5fbccbb3e945795b8d34c50c15d1bc05bdc", kill_on_drop: false }`
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[INFO] [stderr]    Compiling zeroize_derive v1.4.2
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[INFO] [stderr]     Checking rsa_keygen v1.0.9
[INFO] [stderr]     Checking password_vault v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `write`
[INFO] [stdout]  --> src/vault/vault_errors.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::{self, write};
[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 imports: `Zeroize` and `Zeroizing`
[INFO] [stdout]  --> src/vault/helper_functions.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 | use zeroize::{Zeroize, Zeroizing};
[INFO] [stdout]   |               ^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::vault`
[INFO] [stdout]    --> src/vault/vault.rs:250:9
[INFO] [stdout]     |
[INFO] [stdout] 250 |     use crate::vault;
[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: `write`
[INFO] [stdout]  --> src/vault/vault_errors.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::{self, write};
[INFO] [stdout]   |                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Zeroize` and `Zeroizing`
[INFO] [stdout]  --> src/vault/helper_functions.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 | use zeroize::{Zeroize, Zeroizing};
[INFO] [stdout]   |               ^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Digest`
[INFO] [stdout]  --> src/vault/vault.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | use sha2::{Digest, Sha256};
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `update_password` is never used
[INFO] [stdout]    --> src/vault/vault.rs:174:8
[INFO] [stdout]     |
[INFO] [stdout]  26 | impl Vault {
[INFO] [stdout]     | ---------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 174 |     fn update_password() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Digest`
[INFO] [stdout]  --> src/vault/vault.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | use sha2::{Digest, Sha256};
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `update_password` is never used
[INFO] [stdout]    --> src/vault/vault.rs:174:8
[INFO] [stdout]     |
[INFO] [stdout]  26 | impl Vault {
[INFO] [stdout]     | ---------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 174 |     fn update_password() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `write`
[INFO] [stdout]  --> src/vault/vault_errors.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::{self, write};
[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 imports: `Zeroize` and `Zeroizing`
[INFO] [stdout]  --> src/vault/helper_functions.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 | use zeroize::{Zeroize, Zeroizing};
[INFO] [stdout]   |               ^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `password_generator::password_generator::PasswordGenerator`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use password_generator::password_generator::PasswordGenerator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::vault`
[INFO] [stdout]    --> src/vault/vault.rs:250:9
[INFO] [stdout]     |
[INFO] [stdout] 250 |     use crate::vault;
[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: `write`
[INFO] [stdout]  --> src/vault/vault_errors.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::{self, write};
[INFO] [stdout]   |                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Zeroize` and `Zeroizing`
[INFO] [stdout]  --> src/vault/helper_functions.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 | use zeroize::{Zeroize, Zeroizing};
[INFO] [stdout]   |               ^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `password_generator::password_generator::PasswordGenerator`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use password_generator::password_generator::PasswordGenerator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Digest`
[INFO] [stdout]  --> src/vault/vault.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | use sha2::{Digest, Sha256};
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `logout`, and `update_password` are never used
[INFO] [stdout]    --> src/vault/vault.rs:27:12
[INFO] [stdout]     |
[INFO] [stdout]  26 | impl Vault {
[INFO] [stdout]     | ---------- associated items in this implementation
[INFO] [stdout]  27 |     pub fn new() -> Result<Vault, VaultError> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 125 |     pub fn logout(&mut self) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 174 |     fn update_password() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PasswordGenerator` is never constructed
[INFO] [stdout]  --> src/password_generator/password_generator.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct PasswordGenerator {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/password_generator/password_generator.rs:8:12
[INFO] [stdout]    |
[INFO] [stdout]  7 | impl PasswordGenerator{
[INFO] [stdout]    | ---------------------- associated items in this implementation
[INFO] [stdout]  8 |     pub fn new() -> PasswordGenerator {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |     pub fn generate_password(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn set_length(&mut self, length: usize) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn toggle_numbers(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub fn toggle_symbols(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn toggle_uppercase(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn toggle_lowercase(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |     pub fn toggle_spaces(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     pub fn toggle_similar(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 55 |     pub fn toggle_strict(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |     pub fn print_settings(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Digest`
[INFO] [stdout]  --> src/vault/vault.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | use sha2::{Digest, Sha256};
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     vault.get_available_credentials();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let _ = vault.get_available_credentials();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `update_password` are never used
[INFO] [stdout]    --> src/vault/vault.rs:27:12
[INFO] [stdout]     |
[INFO] [stdout]  26 | impl Vault {
[INFO] [stdout]     | ---------- associated functions in this implementation
[INFO] [stdout]  27 |     pub fn new() -> Result<Vault, VaultError> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 174 |     fn update_password() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PasswordGenerator` is never constructed
[INFO] [stdout]  --> src/password_generator/password_generator.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct PasswordGenerator {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/password_generator/password_generator.rs:8:12
[INFO] [stdout]    |
[INFO] [stdout]  7 | impl PasswordGenerator{
[INFO] [stdout]    | ---------------------- associated items in this implementation
[INFO] [stdout]  8 |     pub fn new() -> PasswordGenerator {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |     pub fn generate_password(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn set_length(&mut self, length: usize) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn toggle_numbers(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub fn toggle_symbols(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn toggle_uppercase(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn toggle_lowercase(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |     pub fn toggle_spaces(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     pub fn toggle_similar(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 55 |     pub fn toggle_strict(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |     pub fn print_settings(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     vault.get_available_credentials();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let _ = vault.get_available_credentials();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.04s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: num-bigint-dig v0.8.4
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "4b41bec76cd5b73d9a09dfacbb9dd5fbccbb3e945795b8d34c50c15d1bc05bdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b41bec76cd5b73d9a09dfacbb9dd5fbccbb3e945795b8d34c50c15d1bc05bdc", kill_on_drop: false }`
[INFO] [stdout] 4b41bec76cd5b73d9a09dfacbb9dd5fbccbb3e945795b8d34c50c15d1bc05bdc
