[INFO] cloning repository https://github.com/kwuiee/variant-validate-cli
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kwuiee/variant-validate-cli" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkwuiee%2Fvariant-validate-cli", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkwuiee%2Fvariant-validate-cli'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 76653e7a360c9c148b41452605453311ec1aab94
[INFO] testing kwuiee/variant-validate-cli against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkwuiee%2Fvariant-validate-cli" "/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/kwuiee/variant-validate-cli on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kwuiee/variant-validate-cli
[INFO] finished tweaking git repo https://github.com/kwuiee/variant-validate-cli
[INFO] tweaked toml for git repo https://github.com/kwuiee/variant-validate-cli written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bam v0.1.2
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", 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] d671644596c52c02fe475d7b5e8673b072b9640a96c84100d3a08fdc8f2f189f
[INFO] running `Command { std: "docker" "start" "-a" "d671644596c52c02fe475d7b5e8673b072b9640a96c84100d3a08fdc8f2f189f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d671644596c52c02fe475d7b5e8673b072b9640a96c84100d3a08fdc8f2f189f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d671644596c52c02fe475d7b5e8673b072b9640a96c84100d3a08fdc8f2f189f", kill_on_drop: false }`
[INFO] [stdout] d671644596c52c02fe475d7b5e8673b072b9640a96c84100d3a08fdc8f2f189f
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9bc841c7017d76e1fd816665f807fa363f65484e7039fcfb96d5408b4524e641
[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" "9bc841c7017d76e1fd816665f807fa363f65484e7039fcfb96d5408b4524e641", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling os_str_bytes v2.4.0
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling textwrap v0.12.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling flate2 v1.0.19
[INFO] [stderr]    Compiling env_logger v0.8.2
[INFO] [stderr]    Compiling bam v0.1.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]    Compiling clap v3.0.0-beta.2
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling vav v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `M`
[INFO] [stdout]   --> src/seq.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     M,
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `I`
[INFO] [stdout]   --> src/seq.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     I,
[INFO] [stdout]    |     ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `D`
[INFO] [stdout]   --> src/seq.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     D,
[INFO] [stdout]    |     ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `X`
[INFO] [stdout]   --> src/seq.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     X,
[INFO] [stdout]    |     ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `S`
[INFO] [stdout]   --> src/seq.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     S,
[INFO] [stdout]    |     ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Ref`
[INFO] [stdout]    --> src/seq.rs:190:5
[INFO] [stdout]     |
[INFO] [stdout] 190 |     Ref,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Rep`
[INFO] [stdout]    --> src/seq.rs:192:5
[INFO] [stdout]     |
[INFO] [stdout] 192 |     Rep,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Ree`
[INFO] [stdout]    --> src/seq.rs:194:5
[INFO] [stdout]     |
[INFO] [stdout] 194 |     Ree,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Alt`
[INFO] [stdout]    --> src/seq.rs:196:5
[INFO] [stdout]     |
[INFO] [stdout] 196 |     Alt,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Alp`
[INFO] [stdout]    --> src/seq.rs:198:5
[INFO] [stdout]     |
[INFO] [stdout] 198 |     Alp,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Ale`
[INFO] [stdout]    --> src/seq.rs:200:5
[INFO] [stdout]     |
[INFO] [stdout] 200 |     Ale,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Oth`
[INFO] [stdout]    --> src/seq.rs:202:5
[INFO] [stdout]     |
[INFO] [stdout] 202 |     Oth,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Unk`
[INFO] [stdout]    --> src/seq.rs:204:5
[INFO] [stdout]     |
[INFO] [stdout] 204 |     Unk,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Nul`
[INFO] [stdout]    --> src/seq.rs:206:5
[INFO] [stdout]     |
[INFO] [stdout] 206 |     Nul,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_ref`
[INFO] [stdout]    --> src/seq.rs:210:12
[INFO] [stdout]     |
[INFO] [stdout] 210 |     pub fn is_ref(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `may_ref`
[INFO] [stdout]    --> src/seq.rs:214:12
[INFO] [stdout]     |
[INFO] [stdout] 214 |     pub fn may_ref(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `any_ref`
[INFO] [stdout]    --> src/seq.rs:218:12
[INFO] [stdout]     |
[INFO] [stdout] 218 |     pub fn any_ref(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_alt`
[INFO] [stdout]    --> src/seq.rs:222:12
[INFO] [stdout]     |
[INFO] [stdout] 222 |     pub fn is_alt(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `may_alt`
[INFO] [stdout]    --> src/seq.rs:226:12
[INFO] [stdout]     |
[INFO] [stdout] 226 |     pub fn may_alt(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `any_alt`
[INFO] [stdout]    --> src/seq.rs:230:12
[INFO] [stdout]     |
[INFO] [stdout] 230 |     pub fn any_alt(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_oth`
[INFO] [stdout]    --> src/seq.rs:234:12
[INFO] [stdout]     |
[INFO] [stdout] 234 |     pub fn is_oth(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_nul`
[INFO] [stdout]    --> src/seq.rs:238:12
[INFO] [stdout]     |
[INFO] [stdout] 238 |     pub fn is_nul(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `alt_count`
[INFO] [stdout]   --> src/main.rs:95:8
[INFO] [stdout]    |
[INFO] [stdout] 95 |     fn alt_count(&self) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `alt_freq`
[INFO] [stdout]   --> src/main.rs:99:8
[INFO] [stdout]    |
[INFO] [stdout] 99 |     fn alt_freq(&self) -> f32 {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.96s
[INFO] running `Command { std: "docker" "inspect" "9bc841c7017d76e1fd816665f807fa363f65484e7039fcfb96d5408b4524e641", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bc841c7017d76e1fd816665f807fa363f65484e7039fcfb96d5408b4524e641", kill_on_drop: false }`
[INFO] [stdout] 9bc841c7017d76e1fd816665f807fa363f65484e7039fcfb96d5408b4524e641
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f31c0efbc8818d99419740bbb660259c0afc9a31f3e4621a586d8612df1adb6
[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" "4f31c0efbc8818d99419740bbb660259c0afc9a31f3e4621a586d8612df1adb6", kill_on_drop: false }`
[INFO] [stderr]    Compiling vav v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `M`
[INFO] [stdout]   --> src/seq.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     M,
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `I`
[INFO] [stdout]   --> src/seq.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     I,
[INFO] [stdout]    |     ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `D`
[INFO] [stdout]   --> src/seq.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     D,
[INFO] [stdout]    |     ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `X`
[INFO] [stdout]   --> src/seq.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     X,
[INFO] [stdout]    |     ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `S`
[INFO] [stdout]   --> src/seq.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     S,
[INFO] [stdout]    |     ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Ref`
[INFO] [stdout]    --> src/seq.rs:190:5
[INFO] [stdout]     |
[INFO] [stdout] 190 |     Ref,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Rep`
[INFO] [stdout]    --> src/seq.rs:192:5
[INFO] [stdout]     |
[INFO] [stdout] 192 |     Rep,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Ree`
[INFO] [stdout]    --> src/seq.rs:194:5
[INFO] [stdout]     |
[INFO] [stdout] 194 |     Ree,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Alt`
[INFO] [stdout]    --> src/seq.rs:196:5
[INFO] [stdout]     |
[INFO] [stdout] 196 |     Alt,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Alp`
[INFO] [stdout]    --> src/seq.rs:198:5
[INFO] [stdout]     |
[INFO] [stdout] 198 |     Alp,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Ale`
[INFO] [stdout]    --> src/seq.rs:200:5
[INFO] [stdout]     |
[INFO] [stdout] 200 |     Ale,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Oth`
[INFO] [stdout]    --> src/seq.rs:202:5
[INFO] [stdout]     |
[INFO] [stdout] 202 |     Oth,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Unk`
[INFO] [stdout]    --> src/seq.rs:204:5
[INFO] [stdout]     |
[INFO] [stdout] 204 |     Unk,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Nul`
[INFO] [stdout]    --> src/seq.rs:206:5
[INFO] [stdout]     |
[INFO] [stdout] 206 |     Nul,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_ref`
[INFO] [stdout]    --> src/seq.rs:210:12
[INFO] [stdout]     |
[INFO] [stdout] 210 |     pub fn is_ref(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `may_ref`
[INFO] [stdout]    --> src/seq.rs:214:12
[INFO] [stdout]     |
[INFO] [stdout] 214 |     pub fn may_ref(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `any_ref`
[INFO] [stdout]    --> src/seq.rs:218:12
[INFO] [stdout]     |
[INFO] [stdout] 218 |     pub fn any_ref(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_alt`
[INFO] [stdout]    --> src/seq.rs:222:12
[INFO] [stdout]     |
[INFO] [stdout] 222 |     pub fn is_alt(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `may_alt`
[INFO] [stdout]    --> src/seq.rs:226:12
[INFO] [stdout]     |
[INFO] [stdout] 226 |     pub fn may_alt(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `any_alt`
[INFO] [stdout]    --> src/seq.rs:230:12
[INFO] [stdout]     |
[INFO] [stdout] 230 |     pub fn any_alt(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_oth`
[INFO] [stdout]    --> src/seq.rs:234:12
[INFO] [stdout]     |
[INFO] [stdout] 234 |     pub fn is_oth(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_nul`
[INFO] [stdout]    --> src/seq.rs:238:12
[INFO] [stdout]     |
[INFO] [stdout] 238 |     pub fn is_nul(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `alt_count`
[INFO] [stdout]   --> src/main.rs:95:8
[INFO] [stdout]    |
[INFO] [stdout] 95 |     fn alt_count(&self) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `alt_freq`
[INFO] [stdout]   --> src/main.rs:99:8
[INFO] [stdout]    |
[INFO] [stdout] 99 |     fn alt_freq(&self) -> f32 {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.17s
[INFO] running `Command { std: "docker" "inspect" "4f31c0efbc8818d99419740bbb660259c0afc9a31f3e4621a586d8612df1adb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f31c0efbc8818d99419740bbb660259c0afc9a31f3e4621a586d8612df1adb6", kill_on_drop: false }`
[INFO] [stdout] 4f31c0efbc8818d99419740bbb660259c0afc9a31f3e4621a586d8612df1adb6
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 521ffd0190be8a47d5e4d72b066eaad093360acc08610695fce513eac0374d2f
[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" "521ffd0190be8a47d5e4d72b066eaad093360acc08610695fce513eac0374d2f", kill_on_drop: false }`
[INFO] [stderr] warning: variant is never constructed: `M`
[INFO] [stderr]   --> src/seq.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     M,
[INFO] [stderr]    |     ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `I`
[INFO] [stderr]   --> src/seq.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     I,
[INFO] [stderr]    |     ^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `D`
[INFO] [stderr]   --> src/seq.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     D,
[INFO] [stderr]    |     ^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `X`
[INFO] [stderr]   --> src/seq.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     X,
[INFO] [stderr]    |     ^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `S`
[INFO] [stderr]   --> src/seq.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     S,
[INFO] [stderr]    |     ^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Ref`
[INFO] [stderr]    --> src/seq.rs:190:5
[INFO] [stderr]     |
[INFO] [stderr] 190 |     Ref,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Rep`
[INFO] [stderr]    --> src/seq.rs:192:5
[INFO] [stderr]     |
[INFO] [stderr] 192 |     Rep,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Ree`
[INFO] [stderr]    --> src/seq.rs:194:5
[INFO] [stderr]     |
[INFO] [stderr] 194 |     Ree,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Alt`
[INFO] [stderr]    --> src/seq.rs:196:5
[INFO] [stderr]     |
[INFO] [stderr] 196 |     Alt,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Alp`
[INFO] [stderr]    --> src/seq.rs:198:5
[INFO] [stderr]     |
[INFO] [stderr] 198 |     Alp,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Ale`
[INFO] [stderr]    --> src/seq.rs:200:5
[INFO] [stderr]     |
[INFO] [stderr] 200 |     Ale,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Oth`
[INFO] [stderr]    --> src/seq.rs:202:5
[INFO] [stderr]     |
[INFO] [stderr] 202 |     Oth,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Unk`
[INFO] [stderr]    --> src/seq.rs:204:5
[INFO] [stderr]     |
[INFO] [stderr] 204 |     Unk,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Nul`
[INFO] [stderr]    --> src/seq.rs:206:5
[INFO] [stderr]     |
[INFO] [stderr] 206 |     Nul,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_ref`
[INFO] [stderr]    --> src/seq.rs:210:12
[INFO] [stderr]     |
[INFO] [stderr] 210 |     pub fn is_ref(&self) -> bool {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `may_ref`
[INFO] [stderr]    --> src/seq.rs:214:12
[INFO] [stderr]     |
[INFO] [stderr] 214 |     pub fn may_ref(&self) -> bool {
[INFO] [stderr]     |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `any_ref`
[INFO] [stderr]    --> src/seq.rs:218:12
[INFO] [stderr]     |
[INFO] [stderr] 218 |     pub fn any_ref(&self) -> bool {
[INFO] [stderr]     |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_alt`
[INFO] [stderr]    --> src/seq.rs:222:12
[INFO] [stderr]     |
[INFO] [stderr] 222 |     pub fn is_alt(&self) -> bool {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `may_alt`
[INFO] [stderr]    --> src/seq.rs:226:12
[INFO] [stderr]     |
[INFO] [stderr] 226 |     pub fn may_alt(&self) -> bool {
[INFO] [stderr]     |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `any_alt`
[INFO] [stderr]    --> src/seq.rs:230:12
[INFO] [stderr]     |
[INFO] [stderr] 230 |     pub fn any_alt(&self) -> bool {
[INFO] [stderr]     |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_oth`
[INFO] [stderr]    --> src/seq.rs:234:12
[INFO] [stderr]     |
[INFO] [stderr] 234 |     pub fn is_oth(&self) -> bool {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_nul`
[INFO] [stderr]    --> src/seq.rs:238:12
[INFO] [stderr]     |
[INFO] [stderr] 238 |     pub fn is_nul(&self) -> bool {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `alt_count`
[INFO] [stderr]   --> src/main.rs:95:8
[INFO] [stderr]    |
[INFO] [stderr] 95 |     fn alt_count(&self) -> u32 {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `alt_freq`
[INFO] [stderr]   --> src/main.rs:99:8
[INFO] [stderr]    |
[INFO] [stderr] 99 |     fn alt_freq(&self) -> f32 {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 24 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/vav-7c8a71ecb7eb93cd
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test seq::test::base_try_parse ... ok
[INFO] [stdout] test variant::test::test_try_parse ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "521ffd0190be8a47d5e4d72b066eaad093360acc08610695fce513eac0374d2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "521ffd0190be8a47d5e4d72b066eaad093360acc08610695fce513eac0374d2f", kill_on_drop: false }`
[INFO] [stdout] 521ffd0190be8a47d5e4d72b066eaad093360acc08610695fce513eac0374d2f