[INFO] fetching crate authenticator-rs 0.2.0...
[INFO] testing authenticator-rs-0.2.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate authenticator-rs 0.2.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate authenticator-rs 0.2.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate authenticator-rs 0.2.0
[INFO] finished tweaking crates.io crate authenticator-rs 0.2.0
[INFO] tweaked toml for crates.io crate authenticator-rs 0.2.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2063ed5f6041020b67fe691237b78f01c46edf55c1c200eeea49b7dfbccbc781
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2063ed5f6041020b67fe691237b78f01c46edf55c1c200eeea49b7dfbccbc781", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2063ed5f6041020b67fe691237b78f01c46edf55c1c200eeea49b7dfbccbc781", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2063ed5f6041020b67fe691237b78f01c46edf55c1c200eeea49b7dfbccbc781", kill_on_drop: false }`
[INFO] [stdout] 2063ed5f6041020b67fe691237b78f01c46edf55c1c200eeea49b7dfbccbc781
[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_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 868c88551d14403b63e75031f5ce352ee6b56e6c3b9a769f1f25012de3273657
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "868c88551d14403b63e75031f5ce352ee6b56e6c3b9a769f1f25012de3273657", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling once_cell v1.9.0
[INFO] [stderr]    Compiling base32 v0.4.0
[INFO] [stderr]    Compiling getrandom v0.2.5
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling authenticator-rs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fmt::Error`
[INFO] [stdout]  --> src/authenticator.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::result`
[INFO] [stdout]  --> src/authenticator.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::result;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Algorithm`
[INFO] [stdout]  --> src/authenticator.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 5 | use ring::hmac::{Algorithm, HMAC_SHA1_FOR_LEGACY_USE_ONLY, Key};
[INFO] [stdout]   |                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `output` is never read
[INFO] [stdout]   --> src/authenticator.rs:27:17
[INFO] [stdout]    |
[INFO] [stdout] 27 |         let mut output = Vec::new();
[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: constant is never used: `ALPHABET`
[INFO] [stdout]   --> src/authenticator.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / const ALPHABET: [char; 32] = [
[INFO] [stdout] 9  | |     'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S',
[INFO] [stdout] 10 | |     'T', 'U', 'V', 'W', 'X', 'Y', 'Z', '2', '3', '4', '5', '6', '7',
[INFO] [stdout] 11 | | ];
[INFO] [stdout]    | |__^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MAX_PINCODE_LENGTH`
[INFO] [stdout]   --> src/authenticator.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | const MAX_PINCODE_LENGTH: u16 = 9;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SECRET_MAX_LEN`
[INFO] [stdout]   --> src/authenticator.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | const SECRET_MAX_LEN: usize = 128;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SECRET_MIN_LEN`
[INFO] [stdout]   --> src/authenticator.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | const SECRET_MIN_LEN: usize = 16;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `DIGITS_POWER`
[INFO] [stdout]   --> src/authenticator.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | const DIGITS_POWER: [i32; 10] = [1, 10, 100, 1000, 10000, 100000, 1000000, 10000000, 100000000, 1000000000];
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `create_secret`
[INFO] [stdout]   --> src/authenticator.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn create_secret(length: u8) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `current_pin_code`
[INFO] [stdout]   --> src/authenticator.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn current_pin_code(secret: &str, code_len: u16) -> Result<String, String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_signer`
[INFO] [stdout]   --> src/authenticator.rs:59:4
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn get_signer(secret_key: &[u8]) -> Box<dyn Signer> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `base32_decode`
[INFO] [stdout]   --> src/authenticator.rs:63:4
[INFO] [stdout]    |
[INFO] [stdout] 63 | fn base32_decode(secret: &str) -> Result<Vec<u8>, String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Authenticator`
[INFO] [stdout]   --> src/authenticator.rs:70:12
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub struct Authenticator {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/authenticator.rs:76:12
[INFO] [stdout]    |
[INFO] [stdout] 76 |     pub fn new(signer: Box<dyn Signer>, code_len: u16) -> Result<Self, String> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `generate_response_code`
[INFO] [stdout]   --> src/authenticator.rs:84:12
[INFO] [stdout]    |
[INFO] [stdout] 84 |     pub fn generate_response_code(&self, otp_state: u64) -> Result<String, String> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.76s
[INFO] running `Command { std: "docker" "inspect" "868c88551d14403b63e75031f5ce352ee6b56e6c3b9a769f1f25012de3273657", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "868c88551d14403b63e75031f5ce352ee6b56e6c3b9a769f1f25012de3273657", kill_on_drop: false }`
[INFO] [stdout] 868c88551d14403b63e75031f5ce352ee6b56e6c3b9a769f1f25012de3273657
[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_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fc76b5cec319fc37dcb5684e64e52337dfef8a032b1d8a999f3d2cdf786cd15f
[INFO] running `Command { std: "docker" "start" "-a" "fc76b5cec319fc37dcb5684e64e52337dfef8a032b1d8a999f3d2cdf786cd15f", kill_on_drop: false }`
[INFO] [stderr]    Compiling const_fn v0.4.9
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling cookie v0.14.4
[INFO] [stderr]    Compiling qstring v0.7.2
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling webpki-roots v0.21.1
[INFO] [stderr]    Compiling publicsuffix v1.5.6
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]    Compiling authenticator-rs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fmt::Error`
[INFO] [stdout]  --> src/authenticator.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::result`
[INFO] [stdout]  --> src/authenticator.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::result;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Algorithm`
[INFO] [stdout]  --> src/authenticator.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 5 | use ring::hmac::{Algorithm, HMAC_SHA1_FOR_LEGACY_USE_ONLY, Key};
[INFO] [stdout]   |                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `output` is never read
[INFO] [stdout]   --> src/authenticator.rs:27:17
[INFO] [stdout]    |
[INFO] [stdout] 27 |         let mut output = Vec::new();
[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: constant is never used: `ALPHABET`
[INFO] [stdout]   --> src/authenticator.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / const ALPHABET: [char; 32] = [
[INFO] [stdout] 9  | |     'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S',
[INFO] [stdout] 10 | |     'T', 'U', 'V', 'W', 'X', 'Y', 'Z', '2', '3', '4', '5', '6', '7',
[INFO] [stdout] 11 | | ];
[INFO] [stdout]    | |__^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MAX_PINCODE_LENGTH`
[INFO] [stdout]   --> src/authenticator.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | const MAX_PINCODE_LENGTH: u16 = 9;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SECRET_MAX_LEN`
[INFO] [stdout]   --> src/authenticator.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | const SECRET_MAX_LEN: usize = 128;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SECRET_MIN_LEN`
[INFO] [stdout]   --> src/authenticator.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | const SECRET_MIN_LEN: usize = 16;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `DIGITS_POWER`
[INFO] [stdout]   --> src/authenticator.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | const DIGITS_POWER: [i32; 10] = [1, 10, 100, 1000, 10000, 100000, 1000000, 10000000, 100000000, 1000000000];
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `create_secret`
[INFO] [stdout]   --> src/authenticator.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn create_secret(length: u8) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `current_pin_code`
[INFO] [stdout]   --> src/authenticator.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn current_pin_code(secret: &str, code_len: u16) -> Result<String, String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_signer`
[INFO] [stdout]   --> src/authenticator.rs:59:4
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn get_signer(secret_key: &[u8]) -> Box<dyn Signer> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `base32_decode`
[INFO] [stdout]   --> src/authenticator.rs:63:4
[INFO] [stdout]    |
[INFO] [stdout] 63 | fn base32_decode(secret: &str) -> Result<Vec<u8>, String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Authenticator`
[INFO] [stdout]   --> src/authenticator.rs:70:12
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub struct Authenticator {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/authenticator.rs:76:12
[INFO] [stdout]    |
[INFO] [stdout] 76 |     pub fn new(signer: Box<dyn Signer>, code_len: u16) -> Result<Self, String> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `generate_response_code`
[INFO] [stdout]   --> src/authenticator.rs:84:12
[INFO] [stdout]    |
[INFO] [stdout] 84 |     pub fn generate_response_code(&self, otp_state: u64) -> Result<String, String> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling time-macros v0.1.1
[INFO] [stderr]    Compiling cookie_store v0.12.0
[INFO] [stderr]    Compiling ureq v1.5.5
[INFO] [stdout] warning: unused import: `std::fmt::Error`
[INFO] [stdout]  --> src/authenticator.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::result`
[INFO] [stdout]  --> src/authenticator.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::result;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Algorithm`
[INFO] [stdout]  --> src/authenticator.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 5 | use ring::hmac::{Algorithm, HMAC_SHA1_FOR_LEGACY_USE_ONLY, Key};
[INFO] [stdout]   |                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `output` is never read
[INFO] [stdout]   --> src/authenticator.rs:27:17
[INFO] [stdout]    |
[INFO] [stdout] 27 |         let mut output = Vec::new();
[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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 18.06s
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fc76b5cec319fc37dcb5684e64e52337dfef8a032b1d8a999f3d2cdf786cd15f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc76b5cec319fc37dcb5684e64e52337dfef8a032b1d8a999f3d2cdf786cd15f", kill_on_drop: false }`
[INFO] [stdout] fc76b5cec319fc37dcb5684e64e52337dfef8a032b1d8a999f3d2cdf786cd15f
[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_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e7911b33ba526e16e0866b26447367b6e02f999d8328e73f621280bb66c75826
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e7911b33ba526e16e0866b26447367b6e02f999d8328e73f621280bb66c75826", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused import: `std::fmt::Error`
[INFO] [stdout] running 2 tests
[INFO] [stderr]  --> src/authenticator.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::fmt::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::result`
[INFO] [stderr]  --> src/authenticator.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::result;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Algorithm`
[INFO] [stderr]  --> src/authenticator.rs:5:18
[INFO] [stderr]   |
[INFO] [stderr] 5 | use ring::hmac::{Algorithm, HMAC_SHA1_FOR_LEGACY_USE_ONLY, Key};
[INFO] [stderr]   |                  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `output` is never read
[INFO] [stderr]   --> src/authenticator.rs:27:17
[INFO] [stderr]    |
[INFO] [stderr] 27 |         let mut output = Vec::new();
[INFO] [stderr]    |                 ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `ALPHABET`
[INFO] [stderr]   --> src/authenticator.rs:8:1
[INFO] [stderr]    |
[INFO] [stderr] 8  | / const ALPHABET: [char; 32] = [
[INFO] [stderr] 9  | |     'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S',
[INFO] [stderr] 10 | |     'T', 'U', 'V', 'W', 'X', 'Y', 'Z', '2', '3', '4', '5', '6', '7',
[INFO] [stderr] 11 | | ];
[INFO] [stderr]    | |__^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `MAX_PINCODE_LENGTH`
[INFO] [stderr]   --> src/authenticator.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | const MAX_PINCODE_LENGTH: u16 = 9;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `SECRET_MAX_LEN`
[INFO] [stderr]   --> src/authenticator.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | const SECRET_MAX_LEN: usize = 128;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `SECRET_MIN_LEN`
[INFO] [stderr]   --> src/authenticator.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | const SECRET_MIN_LEN: usize = 16;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `DIGITS_POWER`
[INFO] [stderr]   --> src/authenticator.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | const DIGITS_POWER: [i32; 10] = [1, 10, 100, 1000, 10000, 100000, 1000000, 10000000, 100000000, 1000000000];
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `create_secret`
[INFO] [stderr]   --> src/authenticator.rs:34:8
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub fn create_secret(length: u8) -> String {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `current_pin_code`
[INFO] [stderr]   --> src/authenticator.rs:44:8
[INFO] [stderr]    |
[INFO] [stderr] 44 | pub fn current_pin_code(secret: &str, code_len: u16) -> Result<String, String> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_signer`
[INFO] [stderr]   --> src/authenticator.rs:59:4
[INFO] [stderr]    |
[INFO] [stderr] 59 | fn get_signer(secret_key: &[u8]) -> Box<dyn Signer> {
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `base32_decode`
[INFO] [stderr]   --> src/authenticator.rs:63:4
[INFO] [stderr]    |
[INFO] [stderr] 63 | fn base32_decode(secret: &str) -> Result<Vec<u8>, String> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Authenticator`
[INFO] [stderr]   --> src/authenticator.rs:70:12
[INFO] [stderr]    |
[INFO] [stderr] 70 | pub struct Authenticator {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/authenticator.rs:76:12
[INFO] [stderr]    |
[INFO] [stderr] 76 |     pub fn new(signer: Box<dyn Signer>, code_len: u16) -> Result<Self, String> {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `generate_response_code`
[INFO] [stderr]   --> src/authenticator.rs:84:12
[INFO] [stderr]    |
[INFO] [stderr] 84 |     pub fn generate_response_code(&self, otp_state: u64) -> Result<String, String> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `authenticator-rs` (lib) generated 16 warnings
[INFO] [stderr] warning: `authenticator-rs` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/authenticator_rs-cee5fb95a10d3546)
[INFO] [stdout] test test::test_create_secret ... ok
[INFO] [stderr]    Doc-tests authenticator-rs
[INFO] [stdout] test test::test_pin_code ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stdout] test src/lib.rs - (line 3) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 3) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `crate::authenticator`
[INFO] [stdout]  --> src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::authenticator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^ no `authenticator` in the root
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 3)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e7911b33ba526e16e0866b26447367b6e02f999d8328e73f621280bb66c75826", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7911b33ba526e16e0866b26447367b6e02f999d8328e73f621280bb66c75826", kill_on_drop: false }`
[INFO] [stdout] e7911b33ba526e16e0866b26447367b6e02f999d8328e73f621280bb66c75826