[INFO] cloning repository https://github.com/h1g0/fictlang_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/h1g0/fictlang_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fh1g0%2Ffictlang_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fh1g0%2Ffictlang_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0e98caabcf9b4aa16891967b412c95a99a8e3692
[INFO] testing h1g0/fictlang_rs against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fh1g0%2Ffictlang_rs" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/h1g0/fictlang_rs on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/h1g0/fictlang_rs
[INFO] finished tweaking git repo https://github.com/h1g0/fictlang_rs
[INFO] tweaked toml for git repo https://github.com/h1g0/fictlang_rs written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/h1g0/fictlang_rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_distr v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa27687f034ced9a4a42c4e096f57e9c8bb3a06085f20615423994381dc10980
[INFO] running `Command { std: "docker" "start" "-a" "aa27687f034ced9a4a42c4e096f57e9c8bb3a06085f20615423994381dc10980", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa27687f034ced9a4a42c4e096f57e9c8bb3a06085f20615423994381dc10980", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa27687f034ced9a4a42c4e096f57e9c8bb3a06085f20615423994381dc10980", kill_on_drop: false }`
[INFO] [stdout] aa27687f034ced9a4a42c4e096f57e9c8bb3a06085f20615423994381dc10980
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c3ddfbe1be5e93a026f7230ef384d20bd097bd174fc5249d81a5ad47901a258e
[INFO] running `Command { std: "docker" "start" "-a" "c3ddfbe1be5e93a026f7230ef384d20bd097bd174fc5249d81a5ad47901a258e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling rand_distr v0.4.1
[INFO] [stderr]    Compiling fictlang_generator_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `V`
[INFO] [stdout]  --> src/phoneme_set.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     V,
[INFO] [stdout]   |     ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `VC`
[INFO] [stdout]  --> src/phoneme_set.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     VC,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CV`
[INFO] [stdout]  --> src/phoneme_set.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     CV,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CVC`
[INFO] [stdout]  --> src/phoneme_set.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     CVC,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `PhonemeSet`
[INFO] [stdout]   --> src/phoneme_set.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct PhonemeSet {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/phoneme_set.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn new() -> PhonemeSet {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_random`
[INFO] [stdout]   --> src/phoneme_set.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn get_random(&self) -> Phoneme {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Prefix`
[INFO] [stdout]  --> src/word_set.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Prefix {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/word_set.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub fn new(conjugation: Vec<String>) -> Prefix {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_random`
[INFO] [stdout]   --> src/word_set.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn get_random(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `PrefixSet`
[INFO] [stdout]   --> src/word_set.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct PrefixSet {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/word_set.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn new(prefixes: Vec<Prefix>) -> PrefixSet {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Suffix`
[INFO] [stdout]   --> src/word_set.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct Suffix {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/word_set.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn new(conjugation: Vec<String>) -> Suffix {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_random`
[INFO] [stdout]   --> src/word_set.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn get_random(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `SuffixSet`
[INFO] [stdout]   --> src/word_set.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct SuffixSet {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/word_set.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn new(suffixes: Vec<Suffix>) -> SuffixSet {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Word`
[INFO] [stdout]   --> src/word_set.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub struct Word {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/word_set.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn new(prefix_idx: Option<usize>, suffix_idx: Option<usize>, str: String) -> Word {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `WordSet`
[INFO] [stdout]   --> src/word_set.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub struct WordSet {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/word_set.rs:67:12
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn new(words: Vec<Word>) -> WordSet {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.06s
[INFO] running `Command { std: "docker" "inspect" "c3ddfbe1be5e93a026f7230ef384d20bd097bd174fc5249d81a5ad47901a258e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3ddfbe1be5e93a026f7230ef384d20bd097bd174fc5249d81a5ad47901a258e", kill_on_drop: false }`
[INFO] [stdout] c3ddfbe1be5e93a026f7230ef384d20bd097bd174fc5249d81a5ad47901a258e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] afe3df0c4843ce6fa4ccd227ef182f7c0a23b2d1fefab3a114307165c4087ce6
[INFO] running `Command { std: "docker" "start" "-a" "afe3df0c4843ce6fa4ccd227ef182f7c0a23b2d1fefab3a114307165c4087ce6", kill_on_drop: false }`
[INFO] [stderr]    Compiling fictlang_generator_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `V`
[INFO] [stdout]  --> src/phoneme_set.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     V,
[INFO] [stdout]   |     ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `VC`
[INFO] [stdout]  --> src/phoneme_set.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     VC,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CV`
[INFO] [stdout]  --> src/phoneme_set.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     CV,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CVC`
[INFO] [stdout]  --> src/phoneme_set.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     CVC,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `PhonemeSet`
[INFO] [stdout]   --> src/phoneme_set.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct PhonemeSet {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/phoneme_set.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn new() -> PhonemeSet {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_random`
[INFO] [stdout]   --> src/phoneme_set.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn get_random(&self) -> Phoneme {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Prefix`
[INFO] [stdout]  --> src/word_set.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Prefix {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/word_set.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub fn new(conjugation: Vec<String>) -> Prefix {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_random`
[INFO] [stdout]   --> src/word_set.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn get_random(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `PrefixSet`
[INFO] [stdout]   --> src/word_set.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct PrefixSet {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/word_set.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn new(prefixes: Vec<Prefix>) -> PrefixSet {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Suffix`
[INFO] [stdout]   --> src/word_set.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct Suffix {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/word_set.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn new(conjugation: Vec<String>) -> Suffix {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_random`
[INFO] [stdout]   --> src/word_set.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn get_random(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `SuffixSet`
[INFO] [stdout]   --> src/word_set.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct SuffixSet {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/word_set.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn new(suffixes: Vec<Suffix>) -> SuffixSet {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Word`
[INFO] [stdout]   --> src/word_set.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub struct Word {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/word_set.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn new(prefix_idx: Option<usize>, suffix_idx: Option<usize>, str: String) -> Word {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `WordSet`
[INFO] [stdout]   --> src/word_set.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub struct WordSet {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/word_set.rs:67:12
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn new(words: Vec<Word>) -> WordSet {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "afe3df0c4843ce6fa4ccd227ef182f7c0a23b2d1fefab3a114307165c4087ce6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afe3df0c4843ce6fa4ccd227ef182f7c0a23b2d1fefab3a114307165c4087ce6", kill_on_drop: false }`
[INFO] [stdout] afe3df0c4843ce6fa4ccd227ef182f7c0a23b2d1fefab3a114307165c4087ce6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7a15938ea238cc5fc13e22bf851913f1ef064892e6278daff61e70d05c6b813e
[INFO] running `Command { std: "docker" "start" "-a" "7a15938ea238cc5fc13e22bf851913f1ef064892e6278daff61e70d05c6b813e", kill_on_drop: false }`
[INFO] [stderr] warning: variant is never constructed: `V`
[INFO] [stderr]  --> src/phoneme_set.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     V,
[INFO] [stderr]   |     ^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `VC`
[INFO] [stderr]  --> src/phoneme_set.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     VC,
[INFO] [stderr]   |     ^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `CV`
[INFO] [stderr]  --> src/phoneme_set.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     CV,
[INFO] [stderr]   |     ^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `CVC`
[INFO] [stderr]  --> src/phoneme_set.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     CVC,
[INFO] [stderr]   |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `PhonemeSet`
[INFO] [stderr]   --> src/phoneme_set.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 | struct PhonemeSet {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/phoneme_set.rs:21:12
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn new() -> PhonemeSet {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_random`
[INFO] [stderr]   --> src/phoneme_set.rs:46:12
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub fn get_random(&self) -> Phoneme {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Prefix`
[INFO] [stderr]  --> src/word_set.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct Prefix {
[INFO] [stderr]   |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]  --> src/word_set.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 |     pub fn new(conjugation: Vec<String>) -> Prefix {
[INFO] [stderr]   |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_random`
[INFO] [stderr]   --> src/word_set.rs:10:12
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn get_random(&self) -> String {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `PrefixSet`
[INFO] [stderr]   --> src/word_set.rs:17:12
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub struct PrefixSet {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/word_set.rs:21:12
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn new(prefixes: Vec<Prefix>) -> PrefixSet {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Suffix`
[INFO] [stderr]   --> src/word_set.rs:26:12
[INFO] [stderr]    |
[INFO] [stderr] 26 | pub struct Suffix {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/word_set.rs:30:12
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn new(conjugation: Vec<String>) -> Suffix {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_random`
[INFO] [stderr]   --> src/word_set.rs:33:12
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn get_random(&self) -> String {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `SuffixSet`
[INFO] [stderr]   --> src/word_set.rs:40:12
[INFO] [stderr]    |
[INFO] [stderr] 40 | pub struct SuffixSet {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/word_set.rs:44:12
[INFO] [stderr]    |
[INFO] [stderr] 44 |     pub fn new(suffixes: Vec<Suffix>) -> SuffixSet {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Word`
[INFO] [stderr]   --> src/word_set.rs:49:12
[INFO] [stderr]    |
[INFO] [stderr] 49 | pub struct Word {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/word_set.rs:55:12
[INFO] [stderr]    |
[INFO] [stderr] 55 |     pub fn new(prefix_idx: Option<usize>, suffix_idx: Option<usize>, str: String) -> Word {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `WordSet`
[INFO] [stderr]   --> src/word_set.rs:63:12
[INFO] [stderr]    |
[INFO] [stderr] 63 | pub struct WordSet {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/word_set.rs:67:12
[INFO] [stderr]    |
[INFO] [stderr] 67 |     pub fn new(words: Vec<Word>) -> WordSet {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `fictlang_generator_rs` (bin "fictlang_generator_rs" test) generated 21 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fictlang_generator_rs-15ef6fa660c25d27)
[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" "7a15938ea238cc5fc13e22bf851913f1ef064892e6278daff61e70d05c6b813e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a15938ea238cc5fc13e22bf851913f1ef064892e6278daff61e70d05c6b813e", kill_on_drop: false }`
[INFO] [stdout] 7a15938ea238cc5fc13e22bf851913f1ef064892e6278daff61e70d05c6b813e