[INFO] cloning repository https://github.com/Scotchy/password_manager
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Scotchy/password_manager" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FScotchy%2Fpassword_manager", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FScotchy%2Fpassword_manager'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] df5c3d5a26eff88e9cc629b8a8b4888fd0c2c4a2
[INFO] testing Scotchy/password_manager against 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FScotchy%2Fpassword_manager" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Scotchy/password_manager on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Scotchy/password_manager
[INFO] finished tweaking git repo https://github.com/Scotchy/password_manager
[INFO] tweaked toml for git repo https://github.com/Scotchy/password_manager written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Scotchy/password_manager 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]   Downloaded argonautica v0.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 13bc59e294c92c43b33e2ea1e4e3f80018b3351a40d1f4cf044832fb6d60202e
[INFO] running `Command { std: "docker" "start" "-a" "13bc59e294c92c43b33e2ea1e4e3f80018b3351a40d1f4cf044832fb6d60202e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13bc59e294c92c43b33e2ea1e4e3f80018b3351a40d1f4cf044832fb6d60202e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13bc59e294c92c43b33e2ea1e4e3f80018b3351a40d1f4cf044832fb6d60202e", kill_on_drop: false }`
[INFO] [stdout] 13bc59e294c92c43b33e2ea1e4e3f80018b3351a40d1f4cf044832fb6d60202e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a91eb9f35c37d5d7c4da249e10ccd4cf3509f3e64817ee958b967e0091b576fe
[INFO] running `Command { std: "docker" "start" "-a" "a91eb9f35c37d5d7c4da249e10ccd4cf3509f3e64817ee958b967e0091b576fe", kill_on_drop: false }`
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[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
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[INFO] [stderr]    Compiling nat_messaging v0.1.0 (/opt/rustwide/workdir/nat_messaging)
[INFO] [stderr]    Compiling cc v1.0.29
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling serde_derive v1.0.87
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling serde_json v1.0.38
[INFO] [stderr]    Compiling argonautica v0.1.5
[INFO] [stderr]    Compiling pwd_manager v0.1.0 (/opt/rustwide/workdir/pwd_manager)
[INFO] [stdout] warning: unused import: `OsRng`
[INFO] [stdout]  --> pwd_manager/src/wallet_manager.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rand::{Rng, OsRng};
[INFO] [stdout]   |                 ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `symmetriccipher`
[INFO] [stdout]  --> pwd_manager/src/wallet_manager.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crypto::{ symmetriccipher, buffer, aes, blockmodes };
[INFO] [stdout]   |               ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Read`, `Write`, `self`
[INFO] [stdout]   --> pwd_manager/src/main.rs:13:15
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::io::{self, Write, Read};
[INFO] [stdout]    |               ^^^^  ^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]   --> pwd_manager/src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::fs::File;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::process`
[INFO] [stdout]   --> pwd_manager/src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::process;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `rand::OsRng`: import with rand::rngs::OsRng instead
[INFO] [stdout]  --> pwd_manager/src/wallet_manager.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rand::{Rng, OsRng};
[INFO] [stdout]   |                 ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> pwd_manager/src/wallet_manager.rs:72:13
[INFO] [stdout]    |
[INFO] [stdout] 72 |         let mut path = Path::new(path);
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> pwd_manager/src/wallet_manager.rs:104:13
[INFO] [stdout]     |
[INFO] [stdout] 104 |         let mut path = Path::new(folder);
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `wm`
[INFO] [stdout]   --> pwd_manager/src/main.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let mut wm = wallet_manager::WalletManager::new();
[INFO] [stdout]    |             ^^ help: if this is intentional, prefix it with an underscore: `_wm`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> pwd_manager/src/main.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let mut wm = wallet_manager::WalletManager::new();
[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]   --> pwd_manager/src/main.rs:34:17
[INFO] [stdout]    |
[INFO] [stdout] 34 |             let mut wallet = Wallet::open(wallet_file, password).unwrap();
[INFO] [stdout]    |                 ----^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `IV_SIZE` is never used
[INFO] [stdout]   --> pwd_manager/src/wallet_manager.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const IV_SIZE : usize = 16;
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `open_wallet`, `add_note`, and `show` are never used
[INFO] [stdout]    --> pwd_manager/src/wallet_manager.rs:235:12
[INFO] [stdout]     |
[INFO] [stdout] 230 | impl WalletManager {
[INFO] [stdout]     | ------------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 235 |     pub fn open_wallet(&mut self, path : &str, password : &str) {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 240 |     pub fn add_note(&mut self, wid : usize, id : u32, name : String, content : String) {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 244 |     pub fn show(&self, wid : usize) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> pwd_manager/src/wallet_manager.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 |         file.write_all(self.to_json().unwrap().as_bytes());
[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)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 78 |         let _ = file.write_all(self.to_json().unwrap().as_bytes());
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> pwd_manager/src/wallet_manager.rs:241:9
[INFO] [stdout]     |
[INFO] [stdout] 241 |         &self.wallets[wid].add_note(id, name, content);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 241 |         let _ = &self.wallets[wid].add_note(id, name, content);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.36s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v3.2.1, nom v4.2.0, rustc-serialize v0.3.24
[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" "a91eb9f35c37d5d7c4da249e10ccd4cf3509f3e64817ee958b967e0091b576fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a91eb9f35c37d5d7c4da249e10ccd4cf3509f3e64817ee958b967e0091b576fe", kill_on_drop: false }`
[INFO] [stdout] a91eb9f35c37d5d7c4da249e10ccd4cf3509f3e64817ee958b967e0091b576fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8c9387582b40cb444c0565132cce902d961286193350997d2450f7d228256b9
[INFO] running `Command { std: "docker" "start" "-a" "f8c9387582b40cb444c0565132cce902d961286193350997d2450f7d228256b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling nat_messaging v0.1.0 (/opt/rustwide/workdir/nat_messaging)
[INFO] [stderr]    Compiling pwd_manager v0.1.0 (/opt/rustwide/workdir/pwd_manager)
[INFO] [stdout] warning: unused import: `OsRng`
[INFO] [stdout]  --> pwd_manager/src/wallet_manager.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rand::{Rng, OsRng};
[INFO] [stdout]   |                 ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `symmetriccipher`
[INFO] [stdout]  --> pwd_manager/src/wallet_manager.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crypto::{ symmetriccipher, buffer, aes, blockmodes };
[INFO] [stdout]   |               ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Read`, `Write`, `self`
[INFO] [stdout]   --> pwd_manager/src/main.rs:13:15
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::io::{self, Write, Read};
[INFO] [stdout]    |               ^^^^  ^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]   --> pwd_manager/src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::fs::File;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::process`
[INFO] [stdout]   --> pwd_manager/src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::process;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `rand::OsRng`: import with rand::rngs::OsRng instead
[INFO] [stdout]  --> pwd_manager/src/wallet_manager.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rand::{Rng, OsRng};
[INFO] [stdout]   |                 ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> pwd_manager/src/wallet_manager.rs:72:13
[INFO] [stdout]    |
[INFO] [stdout] 72 |         let mut path = Path::new(path);
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> pwd_manager/src/wallet_manager.rs:104:13
[INFO] [stdout]     |
[INFO] [stdout] 104 |         let mut path = Path::new(folder);
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `wm`
[INFO] [stdout]   --> pwd_manager/src/main.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let mut wm = wallet_manager::WalletManager::new();
[INFO] [stdout]    |             ^^ help: if this is intentional, prefix it with an underscore: `_wm`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> pwd_manager/src/main.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let mut wm = wallet_manager::WalletManager::new();
[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]   --> pwd_manager/src/main.rs:34:17
[INFO] [stdout]    |
[INFO] [stdout] 34 |             let mut wallet = Wallet::open(wallet_file, password).unwrap();
[INFO] [stdout]    |                 ----^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `IV_SIZE` is never used
[INFO] [stdout]   --> pwd_manager/src/wallet_manager.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const IV_SIZE : usize = 16;
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `open_wallet`, `add_note`, and `show` are never used
[INFO] [stdout]    --> pwd_manager/src/wallet_manager.rs:235:12
[INFO] [stdout]     |
[INFO] [stdout] 230 | impl WalletManager {
[INFO] [stdout]     | ------------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 235 |     pub fn open_wallet(&mut self, path : &str, password : &str) {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 240 |     pub fn add_note(&mut self, wid : usize, id : u32, name : String, content : String) {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 244 |     pub fn show(&self, wid : usize) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> pwd_manager/src/wallet_manager.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 |         file.write_all(self.to_json().unwrap().as_bytes());
[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)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 78 |         let _ = file.write_all(self.to_json().unwrap().as_bytes());
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> pwd_manager/src/wallet_manager.rs:241:9
[INFO] [stdout]     |
[INFO] [stdout] 241 |         &self.wallets[wid].add_note(id, name, content);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 241 |         let _ = &self.wallets[wid].add_note(id, name, content);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v3.2.1, nom v4.2.0, rustc-serialize v0.3.24
[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" "f8c9387582b40cb444c0565132cce902d961286193350997d2450f7d228256b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8c9387582b40cb444c0565132cce902d961286193350997d2450f7d228256b9", kill_on_drop: false }`
[INFO] [stdout] f8c9387582b40cb444c0565132cce902d961286193350997d2450f7d228256b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 947373979c2543ae08faaa701747a5874ffb8b09471cd24f0753c268ae78a74d
[INFO] running `Command { std: "docker" "start" "-a" "947373979c2543ae08faaa701747a5874ffb8b09471cd24f0753c268ae78a74d", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `OsRng`
[INFO] [stderr]  --> pwd_manager/src/wallet_manager.rs:6:17
[INFO] [stderr]   |
[INFO] [stderr] 6 | use rand::{Rng, OsRng};
[INFO] [stderr]   |                 ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `symmetriccipher`
[INFO] [stderr]  --> pwd_manager/src/wallet_manager.rs:7:15
[INFO] [stderr]   |
[INFO] [stderr] 7 | use crypto::{ symmetriccipher, buffer, aes, blockmodes };
[INFO] [stderr]   |               ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Read`, `Write`, `self`
[INFO] [stderr]   --> pwd_manager/src/main.rs:13:15
[INFO] [stderr]    |
[INFO] [stderr] 13 | use std::io::{self, Write, Read};
[INFO] [stderr]    |               ^^^^  ^^^^^  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]   --> pwd_manager/src/main.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use std::fs::File;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::process`
[INFO] [stderr]   --> pwd_manager/src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use std::process;
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated struct `rand::OsRng`: import with rand::rngs::OsRng instead
[INFO] [stderr]  --> pwd_manager/src/wallet_manager.rs:6:17
[INFO] [stderr]   |
[INFO] [stderr] 6 | use rand::{Rng, OsRng};
[INFO] [stderr]   |                 ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> pwd_manager/src/wallet_manager.rs:72:13
[INFO] [stderr]    |
[INFO] [stderr] 72 |         let mut path = Path::new(path);
[INFO] [stderr]    |             ----^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> pwd_manager/src/wallet_manager.rs:104:13
[INFO] [stderr]     |
[INFO] [stderr] 104 |         let mut path = Path::new(folder);
[INFO] [stderr]     |             ----^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `wm`
[INFO] [stderr]   --> pwd_manager/src/main.rs:30:13
[INFO] [stderr]    |
[INFO] [stderr] 30 |     let mut wm = wallet_manager::WalletManager::new();
[INFO] [stderr]    |             ^^ help: if this is intentional, prefix it with an underscore: `_wm`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> pwd_manager/src/main.rs:30:9
[INFO] [stderr]    |
[INFO] [stderr] 30 |     let mut wm = wallet_manager::WalletManager::new();
[INFO] [stderr]    |         ----^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> pwd_manager/src/main.rs:34:17
[INFO] [stderr]    |
[INFO] [stderr] 34 |             let mut wallet = Wallet::open(wallet_file, password).unwrap();
[INFO] [stderr]    |                 ----^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `IV_SIZE` is never used
[INFO] [stderr]   --> pwd_manager/src/wallet_manager.rs:10:7
[INFO] [stderr]    |
[INFO] [stderr] 10 | const IV_SIZE : usize = 16;
[INFO] [stderr]    |       ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: methods `open_wallet`, `add_note`, and `show` are never used
[INFO] [stderr]    --> pwd_manager/src/wallet_manager.rs:235:12
[INFO] [stderr]     |
[INFO] [stderr] 230 | impl WalletManager {
[INFO] [stderr]     | ------------------ methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 235 |     pub fn open_wallet(&mut self, path : &str, password : &str) {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 240 |     pub fn add_note(&mut self, wid : usize, id : u32, name : String, content : String) {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 244 |     pub fn show(&self, wid : usize) {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> pwd_manager/src/wallet_manager.rs:78:9
[INFO] [stderr]    |
[INFO] [stderr] 78 |         file.write_all(self.to_json().unwrap().as_bytes());
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 78 |         let _ = file.write_all(self.to_json().unwrap().as_bytes());
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> pwd_manager/src/wallet_manager.rs:241:9
[INFO] [stderr]     |
[INFO] [stderr] 241 |         &self.wallets[wid].add_note(id, name, content);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 241 |         let _ = &self.wallets[wid].add_note(id, name, content);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `pwd_manager` (bin "pwd_manager" test) generated 15 warnings (run `cargo fix --bin "pwd_manager" --tests` to apply 10 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v3.2.1, nom v4.2.0, rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/nat_messaging-0dabe2cf91de3796)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/pwd_manager-244600a5759714dd)
[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] [stderr]    Doc-tests nat_messaging
[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" "947373979c2543ae08faaa701747a5874ffb8b09471cd24f0753c268ae78a74d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "947373979c2543ae08faaa701747a5874ffb8b09471cd24f0753c268ae78a74d", kill_on_drop: false }`
[INFO] [stdout] 947373979c2543ae08faaa701747a5874ffb8b09471cd24f0753c268ae78a74d
