[INFO] cloning repository https://github.com/zandemax/desfire-tool
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zandemax/desfire-tool" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzandemax%2Fdesfire-tool", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzandemax%2Fdesfire-tool'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5f3ad89a5079e490c84668f7b055f46c922ef929
[INFO] testing zandemax/desfire-tool against beta-2021-08-01 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzandemax%2Fdesfire-tool" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zandemax/desfire-tool on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zandemax/desfire-tool
[INFO] finished tweaking git repo https://github.com/zandemax/desfire-tool
[INFO] tweaked toml for git repo https://github.com/zandemax/desfire-tool written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/zandemax/desfire-tool already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 68e4cdff549d8acd07a297737c71e1c84643f73dac0a4886f734cd22775c9632
[INFO] running `Command { std: "docker" "start" "-a" "68e4cdff549d8acd07a297737c71e1c84643f73dac0a4886f734cd22775c9632", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68e4cdff549d8acd07a297737c71e1c84643f73dac0a4886f734cd22775c9632", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68e4cdff549d8acd07a297737c71e1c84643f73dac0a4886f734cd22775c9632", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "1268af686bdd79822393b38d2d0c7e565286115fd01d086784fc8449d132973f", kill_on_drop: false }`
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[INFO] [stderr]    Compiling exitfailure v0.5.1
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[INFO] [stderr]    Compiling quicli v0.4.0
[INFO] [stderr]    Compiling desfire-tool v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> src/desfire/card.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> src/desfire/application.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crypto::*`
[INFO] [stdout]  --> src/desfire/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crypto::*;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Write`, `self`
[INFO] [stdout]  --> src/commands/personalize.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{self, Write};
[INFO] [stdout]   |               ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::super::desfire::*`
[INFO] [stdout]  --> src/commands/application.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::super::desfire::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/desfire/desfire.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |     for i in 0..device_count {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]   --> src/desfire/desfire.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |     let res = mifare::desfire_authenticate_aes(self.tag, key_id, key);
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]   --> src/desfire/card.rs:21:7
[INFO] [stdout]    |
[INFO] [stdout] 21 |   let res = mifare::desfire_get_version(desfire.tag, &mut info);
[INFO] [stdout]    |       ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]   --> src/desfire/card.rs:40:7
[INFO] [stdout]    |
[INFO] [stdout] 40 |   let res = mifare::desfire_format_picc(desfire.tag);
[INFO] [stdout]    |       ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `aid`
[INFO] [stdout]  --> src/desfire/key.rs:6:19
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn change_key(aid: u8, kid: u8, mut key_old: [u8; 16usize], mut key_new: [u8; 16usize], version: Option<u8>) {
[INFO] [stdout]   |                   ^^^ help: if this is intentional, prefix it with an underscore: `_aid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `count`
[INFO] [stdout]   --> src/desfire/key.rs:23:11
[INFO] [stdout]    |
[INFO] [stdout] 23 |   let mut count: usize = 0;
[INFO] [stdout]    |           ^^^^^ help: if this is intentional, prefix it with an underscore: `_count`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `aid`
[INFO] [stdout]   --> src/desfire/key.rs:18:16
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn add_key(aid: u8, kid: u8, mut key_old: [u8; 16usize], mut key_new: [u8; 16usize], version: Option<u8>) {
[INFO] [stdout]    |                ^^^ help: if this is intentional, prefix it with an underscore: `_aid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `aid`
[INFO] [stdout]   --> src/desfire/key.rs:56:28
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub fn change_key_settings(aid: u8, kid: u8, mut key: [u8; 16usize], version: Option<u8>, settings: KeySettings) {
[INFO] [stdout]    |                            ^^^ help: if this is intentional, prefix it with an underscore: `_aid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]   --> src/desfire/key.rs:70:7
[INFO] [stdout]    |
[INFO] [stdout] 70 |   let res = mifare::desfire_get_key_settings(desfire.tag, &mut settings, &mut max_keys);
[INFO] [stdout]    |       ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `aid`
[INFO] [stdout]   --> src/desfire/key.rs:65:25
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub fn get_key_settings(aid: u8, kid: u8) -> KeySettings {
[INFO] [stdout]    |                         ^^^ help: if this is intentional, prefix it with an underscore: `_aid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `kid`
[INFO] [stdout]   --> src/desfire/key.rs:65:34
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub fn get_key_settings(aid: u8, kid: u8) -> KeySettings {
[INFO] [stdout]    |                                  ^^^ help: if this is intentional, prefix it with an underscore: `_kid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `res` is assigned to, but never used
[INFO] [stdout]   --> src/desfire/application.rs:31:7
[INFO] [stdout]    |
[INFO] [stdout] 31 |   let res;
[INFO] [stdout]    |       ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_res` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `res` is never read
[INFO] [stdout]   --> src/desfire/application.rs:33:25
[INFO] [stdout]    |
[INFO] [stdout] 33 |     Encryption::NONE => res = mifare::desfire_create_application(desfire.tag, application.id, settings_struct_to_u8(application.settings)...
[INFO] [stdout]    |                         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `res` is never read
[INFO] [stdout]   --> src/desfire/application.rs:34:27
[INFO] [stdout]    |
[INFO] [stdout] 34 |     Encryption::DES3K3 => res = mifare::desfire_create_application_3k3des(desfire.tag, application.id, settings_struct_to_u8(application....
[INFO] [stdout]    |                           ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `res` is never read
[INFO] [stdout]   --> src/desfire/application.rs:35:24
[INFO] [stdout]    |
[INFO] [stdout] 35 |     Encryption::AES => res = mifare::desfire_create_application_aes(desfire.tag, application.id, settings_struct_to_u8(application.settin...
[INFO] [stdout]    |                        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/commands/helper.rs:45:11
[INFO] [stdout]    |
[INFO] [stdout] 45 |       Err(err) => print!("Could not parse your answer! \n {}", question),
[INFO] [stdout]    |           ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `generate_master_key`
[INFO] [stdout]  --> src/commands/personalize.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 |   let generate_master_key: bool = ask_bool("Should I generate a new Master key for you? [yes/no]:  ");
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_generate_master_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `random_uid`
[INFO] [stdout]  --> src/commands/personalize.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 |   let random_uid: bool = ask_bool("Do you want your card to respond with a random UID? (CAUTION: Once turned on, this cannot be turned of...
[INFO] [stdout]   |       ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_random_uid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `format_lock`
[INFO] [stdout]  --> src/commands/personalize.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 |   let format_lock: bool = ask_bool("Do you want to lock your card from being formatted? (CAUTION: Once turned on, this cannot be turned o...
[INFO] [stdout]   |       ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_format_lock`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `create_needs_master`
[INFO] [stdout]   --> src/commands/personalize.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 |   let create_needs_master: bool = ask_bool("Should you need the Master Key to create Applications? (Delete always requires master) [yes|n...
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_create_needs_master`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `list_needs_master`
[INFO] [stdout]   --> src/commands/personalize.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 |   let list_needs_master: bool = ask_bool("Should you need the Master Key to list Applications? [yes|no]: ");
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_list_needs_master`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `generate_master_key`
[INFO] [stdout]   --> src/commands/application.rs:20:7
[INFO] [stdout]    |
[INFO] [stdout] 20 |   let generate_master_key: bool = ask_bool("Should I generate a new Key for this Application (no leaves default) [yes|no]: ");
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_generate_master_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `aid`
[INFO] [stdout]   --> src/commands/application.rs:23:11
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn change(aid: u8) {
[INFO] [stdout]    |           ^^^ help: if this is intentional, prefix it with an underscore: `_aid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `aid`
[INFO] [stdout]   --> src/commands/application.rs:27:14
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn configure(aid: u8) {
[INFO] [stdout]    |              ^^^ help: if this is intentional, prefix it with an underscore: `_aid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `aid`
[INFO] [stdout]   --> src/commands/application.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn info(aid: u8) {
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_aid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `aid`
[INFO] [stdout]   --> src/commands/application.rs:35:11
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn remove(aid: u8) {
[INFO] [stdout]    |           ^^^ help: if this is intentional, prefix it with an underscore: `_aid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `aid`
[INFO] [stdout]   --> src/commands/key.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn add (aid: u8, kid: u8) {}
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_aid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `kid`
[INFO] [stdout]   --> src/commands/key.rs:16:18
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn add (aid: u8, kid: u8) {}
[INFO] [stdout]    |                  ^^^ help: if this is intentional, prefix it with an underscore: `_kid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `aid`
[INFO] [stdout]   --> src/commands/key.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn change (aid: u8, kid: u8) {}
[INFO] [stdout]    |            ^^^ help: if this is intentional, prefix it with an underscore: `_aid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `kid`
[INFO] [stdout]   --> src/commands/key.rs:18:21
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn change (aid: u8, kid: u8) {}
[INFO] [stdout]    |                     ^^^ help: if this is intentional, prefix it with an underscore: `_kid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `aid`
[INFO] [stdout]   --> src/commands/key.rs:20:15
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn configure (aid: u8, kid: u8) {}
[INFO] [stdout]    |               ^^^ help: if this is intentional, prefix it with an underscore: `_aid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `kid`
[INFO] [stdout]   --> src/commands/key.rs:20:24
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn configure (aid: u8, kid: u8) {}
[INFO] [stdout]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_kid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `aid`
[INFO] [stdout]   --> src/commands/key.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn remove (aid: u8, kid: u8) {}
[INFO] [stdout]    |            ^^^ help: if this is intentional, prefix it with an underscore: `_aid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `kid`
[INFO] [stdout]   --> src/commands/key.rs:22:21
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn remove (aid: u8, kid: u8) {}
[INFO] [stdout]    |                     ^^^ help: if this is intentional, prefix it with an underscore: `_kid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `command`
[INFO] [stdout]  --> src/commands/file.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn file(command: FileCommand, aid: u8, fid: u8) {}
[INFO] [stdout]   |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_command`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `aid`
[INFO] [stdout]  --> src/commands/file.rs:3:35
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn file(command: FileCommand, aid: u8, fid: u8) {}
[INFO] [stdout]   |                                   ^^^ help: if this is intentional, prefix it with an underscore: `_aid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fid`
[INFO] [stdout]  --> src/commands/file.rs:3:44
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn file(command: FileCommand, aid: u8, fid: u8) {}
[INFO] [stdout]   |                                            ^^^ help: if this is intentional, prefix it with an underscore: `_fid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/desfire/card.rs:36:20
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn format_card(mut key: [u8; 16usize], key_id: u8, version: Option<u8>) {
[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]   --> src/desfire/key.rs:23:7
[INFO] [stdout]    |
[INFO] [stdout] 23 |   let mut count: usize = 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/desfire/key.rs:56:46
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub fn change_key_settings(aid: u8, kid: u8, mut key: [u8; 16usize], version: Option<u8>, settings: KeySettings) {
[INFO] [stdout]    |                                              ----^^^
[INFO] [stdout]    |                                              |
[INFO] [stdout]    |                                              help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `authenticate`
[INFO] [stdout]   --> src/desfire/desfire.rs:59:10
[INFO] [stdout]    |
[INFO] [stdout] 59 |   pub fn authenticate(&self, key_id: u8, mut key: [u8; 16usize], version: Option<u8>) {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `generate_new_aes_key`
[INFO] [stdout]  --> src/desfire/crypto.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn generate_new_aes_key () -> Vec<u8> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `format_card`
[INFO] [stdout]   --> src/desfire/card.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn format_card(mut key: [u8; 16usize], key_id: u8, version: Option<u8>) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `change_key`
[INFO] [stdout]  --> src/desfire/key.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn change_key(aid: u8, kid: u8, mut key_old: [u8; 16usize], mut key_new: [u8; 16usize], version: Option<u8>) {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `add_key`
[INFO] [stdout]   --> src/desfire/key.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn add_key(aid: u8, kid: u8, mut key_old: [u8; 16usize], mut key_new: [u8; 16usize], version: Option<u8>) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `settings_struct_to_u8`
[INFO] [stdout]   --> src/desfire/key.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub fn settings_struct_to_u8(settings: KeySettings) -> u8 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `change_key_settings`
[INFO] [stdout]   --> src/desfire/key.rs:56:8
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub fn change_key_settings(aid: u8, kid: u8, mut key: [u8; 16usize], version: Option<u8>, settings: KeySettings) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Application`
[INFO] [stdout]  --> src/desfire/application.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Application {
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Encryption`
[INFO] [stdout]   --> src/desfire/application.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub enum Encryption {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `add_application`
[INFO] [stdout]   --> src/desfire/application.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn add_application(application: Application, key: Option<[u8; 16usize]>, version: Option<u8>) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `PersonalizationSettings`
[INFO] [stdout]   --> src/commands/personalize.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct PersonalizationSettings {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/commands/helper.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     io::stdout().flush();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/commands/helper.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     io::stdout().flush();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/desfire_tool-db098c6f241a493c.desfire_tool.f751358b-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/desfire_tool-db098c6f241a493c.desfire_tool.f751358b-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/desfire_tool-db098c6f241a493c.desfire_tool.f751358b-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/desfire_tool-db098c6f241a493c.desfire_tool.f751358b-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/desfire_tool-db098c6f241a493c.desfire_tool.f751358b-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/desfire_tool-db098c6f241a493c.desfire_tool.f751358b-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/desfire_tool-db098c6f241a493c.desfire_tool.f751358b-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/desfire_tool-db098c6f241a493c.desfire_tool.f751358b-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/desfire_tool-db098c6f241a493c.desfire_tool.f751358b-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/desfire_tool-db098c6f241a493c.desfire_tool.f751358b-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/desfire_tool-db098c6f241a493c.desfire_tool.f751358b-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/desfire_tool-db098c6f241a493c.desfire_tool.f751358b-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/desfire_tool-db098c6f241a493c.desfire_tool.f751358b-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/desfire_tool-db098c6f241a493c.desfire_tool.f751358b-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/desfire_tool-db098c6f241a493c.desfire_tool.f751358b-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/desfire_tool-db098c6f241a493c.desfire_tool.f751358b-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/desfire_tool-db098c6f241a493c.33el5idgit0c06iv.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/target/debug/build/backtrace-sys-38fc2699de66deab/out" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libcolored-9294911079e7265c.rlib" "/opt/rustwide/target/debug/deps/libnfc-62b0214f5f110511.rlib" "/opt/rustwide/target/debug/deps/libquicli-3e03de5bdbdfc6ab.rlib" "/opt/rustwide/target/debug/deps/libexitfailure-7748af6bcd74ec2c.rlib" "/opt/rustwide/target/debug/deps/librayon-03bb2a6e0bc0f83e.rlib" "/opt/rustwide/target/debug/deps/librayon_core-1c5e5bee84e01cc3.rlib" "/opt/rustwide/target/debug/deps/libnum_cpus-972a93336ab383ae.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_queue-5f4bb734fe7fc502.rlib" "/opt/rustwide/target/debug/deps/libeither-f01e4a613fcd36a9.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_deque-892c8ee1d2f096a8.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_epoch-3b40dce39f5a4ea5.rlib" "/opt/rustwide/target/debug/deps/libscopeguard-40c89e52afab1f08.rlib" 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"/opt/rustwide/target/debug/deps/libquick_error-772b9cd56e16b2f8.rlib" "/opt/rustwide/target/debug/deps/libtermcolor-7ea9319eac1240b9.rlib" "/opt/rustwide/target/debug/deps/libglobwalk-68c6d6456ffa4c33.rlib" "/opt/rustwide/target/debug/deps/libignore-babae0d551d146ce.rlib" "/opt/rustwide/target/debug/deps/libwalkdir-b24d1ea548b8294b.rlib" "/opt/rustwide/target/debug/deps/libsame_file-84192639748dc0cd.rlib" "/opt/rustwide/target/debug/deps/libglobset-1efe9e82ea1edcf8.rlib" "/opt/rustwide/target/debug/deps/libregex-df99a5300920a95d.rlib" "/opt/rustwide/target/debug/deps/libutf8_ranges-5b4eba30e9e2f1cd.rlib" "/opt/rustwide/target/debug/deps/libregex_syntax-f38801d8961785ec.rlib" "/opt/rustwide/target/debug/deps/libucd_util-85eb10ee6839e3d1.rlib" "/opt/rustwide/target/debug/deps/libthread_local-6f73fab3403614ec.rlib" "/opt/rustwide/target/debug/deps/liblog-dd797322c419c7ca.rlib" "/opt/rustwide/target/debug/deps/libfnv-4051482eb6a94926.rlib" "/opt/rustwide/target/debug/deps/libbstr-c0994cd6a460f4e0.rlib" "/opt/rustwide/target/debug/deps/libaho_corasick-236ca569fdd61b66.rlib" "/opt/rustwide/target/debug/deps/libmemchr-57a7fb8798790c91.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_channel-f63938cbf87bf26f.rlib" "/opt/rustwide/target/debug/deps/libsmallvec-dd282ecd0a01be5e.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_utils-b402d0b5266ff55f.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-98bfd9677d3b8244.rlib" "/opt/rustwide/target/debug/deps/libremove_dir_all-c9fd18a5927224df.rlib" "/opt/rustwide/target/debug/deps/libfailure-05708ed4b77c8353.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-52eec1599b84b243.rlib" "/opt/rustwide/target/debug/deps/libbacktrace_sys-988f2e3ec51d0ebd.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-37f42c01b71d15b2.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-838a213f1bfeb479.rlib" "/opt/rustwide/target/debug/deps/librand-3e1120c880f6bc5b.rlib" "/opt/rustwide/target/debug/deps/librand_xorshift-244c720be45f4b39.rlib" "/opt/rustwide/target/debug/deps/librand_pcg-6ebe6571f272d736.rlib" "/opt/rustwide/target/debug/deps/librand_hc-d4586ed8ec3f19f4.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-4530b98c072bb3ba.rlib" "/opt/rustwide/target/debug/deps/librand_isaac-93a4c3a9c9e075c6.rlib" "/opt/rustwide/target/debug/deps/librand_core-72e25c6e9b3161d3.rlib" "/opt/rustwide/target/debug/deps/librand_os-7219c87e12eaf770.rlib" "/opt/rustwide/target/debug/deps/librand_jitter-f5635471e56d3a7d.rlib" "/opt/rustwide/target/debug/deps/librand_core-a82cc77dcf65e6c8.rlib" "/opt/rustwide/target/debug/deps/libfreefare-039347c1d8bea7c3.rlib" "/opt/rustwide/target/debug/deps/libfreefare_sys-66b10f2063a60f00.rlib" "/opt/rustwide/target/debug/deps/libnfc_sys-1e8fde89218ba38e.rlib" "/opt/rustwide/target/debug/deps/liblibc-b95714e5a811d8e4.rlib" "/opt/rustwide/target/debug/deps/libtext_io-39b9367287a2d4c7.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-197d933f09d9a590.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-46a006cddfd334f0.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-5b9870310e470b38.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-260022ba8f1ab4ee.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-71377435a799394f.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-658ee5924fde57cd.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-9e8627da6bd1b94a.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-19fdaac49f59be84.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-cb00e2691ea45905.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-50f6726defae5ae1.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-2afc16311deea26e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-bb5cb0fe086ee8cf.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-896053247b5dfd0b.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-735e1f2ac3cf23be.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-9dfb6622644c732c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-beea7d9617fe25c5.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-8ef7dd43fc671f88.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-a9a3b2ad67977f47.rlib" "-Wl,-Bdynamic" "-lnfc" "-lfreefare" "-lnfc" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/desfire_tool-db098c6f241a493c" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lnfc
[INFO] [stdout]           /usr/bin/ld: cannot find -lfreefare
[INFO] [stdout]           /usr/bin/ld: cannot find -lnfc
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 58 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `desfire-tool` due to 2 previous errors; 58 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "1268af686bdd79822393b38d2d0c7e565286115fd01d086784fc8449d132973f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1268af686bdd79822393b38d2d0c7e565286115fd01d086784fc8449d132973f", kill_on_drop: false }`
[INFO] [stdout] 1268af686bdd79822393b38d2d0c7e565286115fd01d086784fc8449d132973f
