[INFO] cloning repository https://github.com/tmtvl/kei
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tmtvl/kei" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmtvl%2Fkei", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmtvl%2Fkei'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c7fbb139f5403966c17680e599f9868e87f64837
[INFO] checking tmtvl/kei against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmtvl%2Fkei" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tmtvl/kei on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tmtvl/kei
[INFO] finished tweaking git repo https://github.com/tmtvl/kei
[INFO] tweaked toml for git repo https://github.com/tmtvl/kei written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c63d956e0cc4c617d12b9d99f091614e344e7056ca29d5fba87cdd460181e732
[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" "c63d956e0cc4c617d12b9d99f091614e344e7056ca29d5fba87cdd460181e732", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c63d956e0cc4c617d12b9d99f091614e344e7056ca29d5fba87cdd460181e732", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c63d956e0cc4c617d12b9d99f091614e344e7056ca29d5fba87cdd460181e732", kill_on_drop: false }`
[INFO] [stdout] c63d956e0cc4c617d12b9d99f091614e344e7056ca29d5fba87cdd460181e732
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=forbid" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 912d3eb3a8a9e21b077d14ae2c046afdbc7a178e47e4b6fbd864ee851241963b
[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" "912d3eb3a8a9e21b077d14ae2c046afdbc7a178e47e4b6fbd864ee851241963b", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]     Checking kei v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `symbol`
[INFO] [stdout]   --> src/kei.rs:30:19
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn lookup<'a>(symbol: &str, environment: Option<&str>) -> Option<Expression<'a>> {
[INFO] [stdout]    |                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_symbol`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `environment`
[INFO] [stdout]   --> src/kei.rs:30:33
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn lookup<'a>(symbol: &str, environment: Option<&str>) -> Option<Expression<'a>> {
[INFO] [stdout]    |                                 ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_environment`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `symbol`
[INFO] [stdout]   --> src/kei.rs:35:18
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn store<'a>(symbol: &str, environment: Option<&str>, expression: Expression<'a>) {
[INFO] [stdout]    |                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_symbol`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `environment`
[INFO] [stdout]   --> src/kei.rs:35:32
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn store<'a>(symbol: &str, environment: Option<&str>, expression: Expression<'a>) {
[INFO] [stdout]    |                                ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_environment`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expression`
[INFO] [stdout]   --> src/kei.rs:35:59
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn store<'a>(symbol: &str, environment: Option<&str>, expression: Expression<'a>) {
[INFO] [stdout]    |                                                           ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expression`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expression`
[INFO] [stdout]   --> src/kei.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub fn eval(expression: Expression<'_>) -> Option<Types<'_>> {
[INFO] [stdout]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expression`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `symbol`
[INFO] [stdout]   --> src/kei.rs:30:19
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn lookup<'a>(symbol: &str, environment: Option<&str>) -> Option<Expression<'a>> {
[INFO] [stdout]    |                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_symbol`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `environment`
[INFO] [stdout]   --> src/kei.rs:30:33
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn lookup<'a>(symbol: &str, environment: Option<&str>) -> Option<Expression<'a>> {
[INFO] [stdout]    |                                 ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_environment`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `symbol`
[INFO] [stdout]   --> src/kei.rs:35:18
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn store<'a>(symbol: &str, environment: Option<&str>, expression: Expression<'a>) {
[INFO] [stdout]    |                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_symbol`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `environment`
[INFO] [stdout]   --> src/kei.rs:35:32
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn store<'a>(symbol: &str, environment: Option<&str>, expression: Expression<'a>) {
[INFO] [stdout]    |                                ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_environment`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expression`
[INFO] [stdout]   --> src/kei.rs:35:59
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn store<'a>(symbol: &str, environment: Option<&str>, expression: Expression<'a>) {
[INFO] [stdout]    |                                                           ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expression`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expression`
[INFO] [stdout]   --> src/kei.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub fn eval(expression: Expression<'_>) -> Option<Types<'_>> {
[INFO] [stdout]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expression`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Environment`
[INFO] [stdout]  --> src/kei/environment.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Environment<'a> {
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `lookup_r7rs`
[INFO] [stdout]   --> src/kei/environment.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn lookup_r7rs<'a>(symbol: &'a str, args: Vec<Types<'a>>) -> Types<'a> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Environment`
[INFO] [stdout]  --> src/kei/environment.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Environment<'a> {
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BOOLEAN`
[INFO] [stdout]  --> src/kei/expression.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     BOOLEAN(bool),
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `lookup_r7rs`
[INFO] [stdout]   --> src/kei/environment.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn lookup_r7rs<'a>(symbol: &'a str, args: Vec<Types<'a>>) -> Types<'a> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CHARACTER`
[INFO] [stdout]   --> src/kei/expression.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     CHARACTER(char),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CHARACTER`
[INFO] [stdout]   --> src/kei/expression.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     CHARACTER(char),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `STRING`
[INFO] [stdout]   --> src/kei/expression.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     STRING(&'a str),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `STRING`
[INFO] [stdout]   --> src/kei/expression.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     STRING(&'a str),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NUMBER`
[INFO] [stdout]   --> src/kei/expression.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     NUMBER,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NUMBER`
[INFO] [stdout]   --> src/kei/expression.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     NUMBER,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `COMPLEX`
[INFO] [stdout]   --> src/kei/expression.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     COMPLEX,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `COMPLEX`
[INFO] [stdout]   --> src/kei/expression.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     COMPLEX,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `FLOAT`
[INFO] [stdout]   --> src/kei/expression.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     FLOAT(f64),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `FLOAT`
[INFO] [stdout]   --> src/kei/expression.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     FLOAT(f64),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `INFINITE`
[INFO] [stdout]   --> src/kei/expression.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     INFINITE,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NAN`
[INFO] [stdout]   --> src/kei/expression.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     NAN,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RATIONAL`
[INFO] [stdout]   --> src/kei/expression.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     RATIONAL(BigRational),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `INTEGER`
[INFO] [stdout]   --> src/kei/expression.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     INTEGER(BigInt),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NULL`
[INFO] [stdout]   --> src/kei/expression.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     NULL,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `QUOTE`
[INFO] [stdout]   --> src/kei/expression.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     QUOTE(&'a str),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PAIR`
[INFO] [stdout]   --> src/kei/expression.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     PAIR([Rc<Types<'a>>; 2]),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LIST`
[INFO] [stdout]   --> src/kei/expression.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     LIST(Vec<Rc<Types<'a>>>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `VECTOR`
[INFO] [stdout]   --> src/kei/expression.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     VECTOR(Vec<Rc<Types<'a>>>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BYTEVECTOR`
[INFO] [stdout]   --> src/kei/expression.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     BYTEVECTOR(Vec<Rc<Types<'a>>>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SYMBOL`
[INFO] [stdout]   --> src/kei/expression.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     SYMBOL(&'a str),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PROCEDURE`
[INFO] [stdout]   --> src/kei/expression.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     PROCEDURE,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `EXCEPTION`
[INFO] [stdout]   --> src/kei/expression.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     EXCEPTION(&'a str),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Expression`
[INFO] [stdout]   --> src/kei/expression.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub struct Expression<'a> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_eqv`
[INFO] [stdout]  --> src/kei/libraries/base.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn is_eqv<'a>(obj1: Types<'a>, obj2: Types<'a>) -> Types<'a> {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_eq`
[INFO] [stdout]   --> src/kei/libraries/base.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub fn is_eq<'a>(obj1: Types<'a>, obj2: Types<'a>) -> Types<'a> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_equal`
[INFO] [stdout]   --> src/kei/libraries/base.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub fn is_equal<'a>(obj1: Types<'a>, obj2: Types<'a>) -> Types<'a> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_boolean`
[INFO] [stdout]   --> src/kei/libraries/base.rs:78:8
[INFO] [stdout]    |
[INFO] [stdout] 78 | pub fn is_boolean(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_pair`
[INFO] [stdout]    --> src/kei/libraries/base.rs:101:8
[INFO] [stdout]     |
[INFO] [stdout] 101 | pub fn is_pair(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_list`
[INFO] [stdout]    --> src/kei/libraries/base.rs:109:8
[INFO] [stdout]     |
[INFO] [stdout] 109 | pub fn is_list(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `car`
[INFO] [stdout]    --> src/kei/libraries/base.rs:117:8
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub fn car(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cdr`
[INFO] [stdout]    --> src/kei/libraries/base.rs:132:8
[INFO] [stdout]     |
[INFO] [stdout] 132 | pub fn cdr(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `caar`
[INFO] [stdout]    --> src/kei/libraries/base.rs:152:8
[INFO] [stdout]     |
[INFO] [stdout] 152 | pub fn caar(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cadr`
[INFO] [stdout]    --> src/kei/libraries/base.rs:157:8
[INFO] [stdout]     |
[INFO] [stdout] 157 | pub fn cadr(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cdar`
[INFO] [stdout]    --> src/kei/libraries/base.rs:162:8
[INFO] [stdout]     |
[INFO] [stdout] 162 | pub fn cdar(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cddr`
[INFO] [stdout]    --> src/kei/libraries/base.rs:167:8
[INFO] [stdout]     |
[INFO] [stdout] 167 | pub fn cddr(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `case_lambda`
[INFO] [stdout]  --> src/kei/libraries/case_lambda.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn case_lambda<'a>() -> Types<'a> {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `caaaar`
[INFO] [stdout]  --> src/kei/libraries/cxr.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn caaaar(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `caaadr`
[INFO] [stdout]   --> src/kei/libraries/cxr.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn caaadr(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `caaar`
[INFO] [stdout]   --> src/kei/libraries/cxr.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn caaar(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `caadar`
[INFO] [stdout]   --> src/kei/libraries/cxr.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn caadar(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `caaddr`
[INFO] [stdout]   --> src/kei/libraries/cxr.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn caaddr(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `caadr`
[INFO] [stdout]   --> src/kei/libraries/cxr.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn caadr(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cadaar`
[INFO] [stdout]   --> src/kei/libraries/cxr.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn cadaar(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cadadr`
[INFO] [stdout]   --> src/kei/libraries/cxr.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub fn cadadr(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cadar`
[INFO] [stdout]   --> src/kei/libraries/cxr.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub fn cadar(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `caddar`
[INFO] [stdout]   --> src/kei/libraries/cxr.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn caddar(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cadddr`
[INFO] [stdout]   --> src/kei/libraries/cxr.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub fn cadddr(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `caddr`
[INFO] [stdout]   --> src/kei/libraries/cxr.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub fn caddr(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cdaaar`
[INFO] [stdout]   --> src/kei/libraries/cxr.rs:65:8
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub fn cdaaar(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cdaadr`
[INFO] [stdout]   --> src/kei/libraries/cxr.rs:70:8
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub fn cdaadr(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cdaar`
[INFO] [stdout]   --> src/kei/libraries/cxr.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub fn cdaar(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cdadar`
[INFO] [stdout]   --> src/kei/libraries/cxr.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub fn cdadar(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cdaddr`
[INFO] [stdout]   --> src/kei/libraries/cxr.rs:85:8
[INFO] [stdout]    |
[INFO] [stdout] 85 | pub fn cdaddr(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cdadr`
[INFO] [stdout]   --> src/kei/libraries/cxr.rs:90:8
[INFO] [stdout]    |
[INFO] [stdout] 90 | pub fn cdadr(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cddaar`
[INFO] [stdout]   --> src/kei/libraries/cxr.rs:95:8
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub fn cddaar(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cddadr`
[INFO] [stdout]    --> src/kei/libraries/cxr.rs:100:8
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub fn cddadr(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cddar`
[INFO] [stdout]    --> src/kei/libraries/cxr.rs:105:8
[INFO] [stdout]     |
[INFO] [stdout] 105 | pub fn cddar(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cdddar`
[INFO] [stdout]    --> src/kei/libraries/cxr.rs:110:8
[INFO] [stdout]     |
[INFO] [stdout] 110 | pub fn cdddar(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cddddr`
[INFO] [stdout]    --> src/kei/libraries/cxr.rs:115:8
[INFO] [stdout]     |
[INFO] [stdout] 115 | pub fn cddddr(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cdddr`
[INFO] [stdout]    --> src/kei/libraries/cxr.rs:120:8
[INFO] [stdout]     |
[INFO] [stdout] 120 | pub fn cdddr(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `environment`
[INFO] [stdout]  --> src/kei/libraries/eval.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn environment<'a>() -> Types<'a> {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `eval`
[INFO] [stdout]  --> src/kei/libraries/eval.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn eval<'a>() -> Types<'a> {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `load`
[INFO] [stdout]  --> src/kei/libraries/load.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn load<'a>() -> Types<'a> {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_boolean`
[INFO] [stdout]   --> src/kei/libraries/r5rs.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn is_boolean(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read`
[INFO] [stdout]  --> src/kei/libraries/read.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn read<'a>() -> Types<'a> {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `current_jiffy`
[INFO] [stdout]  --> src/kei/libraries/time.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn current_jiffy<'a>() -> Types<'a> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `current_second`
[INFO] [stdout]   --> src/kei/libraries/time.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn current_second<'a>() -> Types<'a> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `jiffies_per_second`
[INFO] [stdout]   --> src/kei/libraries/time.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn jiffies_per_second<'a>() -> Types<'a> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `lookup`
[INFO] [stdout]   --> src/kei.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn lookup<'a>(symbol: &str, environment: Option<&str>) -> Option<Expression<'a>> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `store`
[INFO] [stdout]   --> src/kei.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn store<'a>(symbol: &str, environment: Option<&str>, expression: Expression<'a>) {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `repr`
[INFO] [stdout]   --> src/kei.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub fn repr(value: Types<'_>) -> String {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `eval`
[INFO] [stdout]   --> src/kei.rs:59:8
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub fn eval(expression: Expression<'_>) -> Option<Types<'_>> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `INFINITE`
[INFO] [stdout]   --> src/kei/expression.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     INFINITE,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NAN`
[INFO] [stdout]   --> src/kei/expression.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     NAN,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RATIONAL`
[INFO] [stdout]   --> src/kei/expression.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     RATIONAL(BigRational),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `INTEGER`
[INFO] [stdout]   --> src/kei/expression.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     INTEGER(BigInt),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NULL`
[INFO] [stdout]   --> src/kei/expression.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     NULL,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `QUOTE`
[INFO] [stdout]   --> src/kei/expression.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     QUOTE(&'a str),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PAIR`
[INFO] [stdout]   --> src/kei/expression.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     PAIR([Rc<Types<'a>>; 2]),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LIST`
[INFO] [stdout]   --> src/kei/expression.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     LIST(Vec<Rc<Types<'a>>>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `VECTOR`
[INFO] [stdout]   --> src/kei/expression.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     VECTOR(Vec<Rc<Types<'a>>>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BYTEVECTOR`
[INFO] [stdout]   --> src/kei/expression.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     BYTEVECTOR(Vec<Rc<Types<'a>>>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SYMBOL`
[INFO] [stdout]   --> src/kei/expression.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     SYMBOL(&'a str),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PROCEDURE`
[INFO] [stdout]   --> src/kei/expression.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     PROCEDURE,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `EXCEPTION`
[INFO] [stdout]   --> src/kei/expression.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     EXCEPTION(&'a str),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Expression`
[INFO] [stdout]   --> src/kei/expression.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub struct Expression<'a> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_eqv`
[INFO] [stdout]  --> src/kei/libraries/base.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn is_eqv<'a>(obj1: Types<'a>, obj2: Types<'a>) -> Types<'a> {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_eq`
[INFO] [stdout]   --> src/kei/libraries/base.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub fn is_eq<'a>(obj1: Types<'a>, obj2: Types<'a>) -> Types<'a> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_equal`
[INFO] [stdout]   --> src/kei/libraries/base.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub fn is_equal<'a>(obj1: Types<'a>, obj2: Types<'a>) -> Types<'a> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_boolean`
[INFO] [stdout]   --> src/kei/libraries/base.rs:78:8
[INFO] [stdout]    |
[INFO] [stdout] 78 | pub fn is_boolean(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_pair`
[INFO] [stdout]    --> src/kei/libraries/base.rs:101:8
[INFO] [stdout]     |
[INFO] [stdout] 101 | pub fn is_pair(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_list`
[INFO] [stdout]    --> src/kei/libraries/base.rs:109:8
[INFO] [stdout]     |
[INFO] [stdout] 109 | pub fn is_list(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `car`
[INFO] [stdout]    --> src/kei/libraries/base.rs:117:8
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub fn car(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cdr`
[INFO] [stdout]    --> src/kei/libraries/base.rs:132:8
[INFO] [stdout]     |
[INFO] [stdout] 132 | pub fn cdr(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `caar`
[INFO] [stdout]    --> src/kei/libraries/base.rs:152:8
[INFO] [stdout]     |
[INFO] [stdout] 152 | pub fn caar(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cadr`
[INFO] [stdout]    --> src/kei/libraries/base.rs:157:8
[INFO] [stdout]     |
[INFO] [stdout] 157 | pub fn cadr(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cdar`
[INFO] [stdout]    --> src/kei/libraries/base.rs:162:8
[INFO] [stdout]     |
[INFO] [stdout] 162 | pub fn cdar(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cddr`
[INFO] [stdout]    --> src/kei/libraries/base.rs:167:8
[INFO] [stdout]     |
[INFO] [stdout] 167 | pub fn cddr(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `case_lambda`
[INFO] [stdout]  --> src/kei/libraries/case_lambda.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn case_lambda<'a>() -> Types<'a> {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `caaaar`
[INFO] [stdout]  --> src/kei/libraries/cxr.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn caaaar(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `caaadr`
[INFO] [stdout]   --> src/kei/libraries/cxr.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn caaadr(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `caaar`
[INFO] [stdout]   --> src/kei/libraries/cxr.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn caaar(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `caadar`
[INFO] [stdout]   --> src/kei/libraries/cxr.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn caadar(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `caaddr`
[INFO] [stdout]   --> src/kei/libraries/cxr.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn caaddr(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `caadr`
[INFO] [stdout]   --> src/kei/libraries/cxr.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn caadr(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cadaar`
[INFO] [stdout]   --> src/kei/libraries/cxr.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn cadaar(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cadadr`
[INFO] [stdout]   --> src/kei/libraries/cxr.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub fn cadadr(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cadar`
[INFO] [stdout]   --> src/kei/libraries/cxr.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub fn cadar(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `caddar`
[INFO] [stdout]   --> src/kei/libraries/cxr.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn caddar(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cadddr`
[INFO] [stdout]   --> src/kei/libraries/cxr.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub fn cadddr(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `caddr`
[INFO] [stdout]   --> src/kei/libraries/cxr.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub fn caddr(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cdaaar`
[INFO] [stdout]   --> src/kei/libraries/cxr.rs:65:8
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub fn cdaaar(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cdaadr`
[INFO] [stdout]   --> src/kei/libraries/cxr.rs:70:8
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub fn cdaadr(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cdaar`
[INFO] [stdout]   --> src/kei/libraries/cxr.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub fn cdaar(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cdadar`
[INFO] [stdout]   --> src/kei/libraries/cxr.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub fn cdadar(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cdaddr`
[INFO] [stdout]   --> src/kei/libraries/cxr.rs:85:8
[INFO] [stdout]    |
[INFO] [stdout] 85 | pub fn cdaddr(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cdadr`
[INFO] [stdout]   --> src/kei/libraries/cxr.rs:90:8
[INFO] [stdout]    |
[INFO] [stdout] 90 | pub fn cdadr(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cddaar`
[INFO] [stdout]   --> src/kei/libraries/cxr.rs:95:8
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub fn cddaar(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cddadr`
[INFO] [stdout]    --> src/kei/libraries/cxr.rs:100:8
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub fn cddadr(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cddar`
[INFO] [stdout]    --> src/kei/libraries/cxr.rs:105:8
[INFO] [stdout]     |
[INFO] [stdout] 105 | pub fn cddar(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cdddar`
[INFO] [stdout]    --> src/kei/libraries/cxr.rs:110:8
[INFO] [stdout]     |
[INFO] [stdout] 110 | pub fn cdddar(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cddddr`
[INFO] [stdout]    --> src/kei/libraries/cxr.rs:115:8
[INFO] [stdout]     |
[INFO] [stdout] 115 | pub fn cddddr(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cdddr`
[INFO] [stdout]    --> src/kei/libraries/cxr.rs:120:8
[INFO] [stdout]     |
[INFO] [stdout] 120 | pub fn cdddr(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `environment`
[INFO] [stdout]  --> src/kei/libraries/eval.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn environment<'a>() -> Types<'a> {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `eval`
[INFO] [stdout]  --> src/kei/libraries/eval.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn eval<'a>() -> Types<'a> {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `load`
[INFO] [stdout]  --> src/kei/libraries/load.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn load<'a>() -> Types<'a> {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_boolean`
[INFO] [stdout]   --> src/kei/libraries/r5rs.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn is_boolean(value: Types<'_>) -> Types<'_> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read`
[INFO] [stdout]  --> src/kei/libraries/read.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn read<'a>() -> Types<'a> {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `current_jiffy`
[INFO] [stdout]  --> src/kei/libraries/time.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn current_jiffy<'a>() -> Types<'a> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `current_second`
[INFO] [stdout]   --> src/kei/libraries/time.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn current_second<'a>() -> Types<'a> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `jiffies_per_second`
[INFO] [stdout]   --> src/kei/libraries/time.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn jiffies_per_second<'a>() -> Types<'a> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `lookup`
[INFO] [stdout]   --> src/kei.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn lookup<'a>(symbol: &str, environment: Option<&str>) -> Option<Expression<'a>> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `store`
[INFO] [stdout]   --> src/kei.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn store<'a>(symbol: &str, environment: Option<&str>, expression: Expression<'a>) {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `eval`
[INFO] [stdout]   --> src/kei.rs:59:8
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub fn eval(expression: Expression<'_>) -> Option<Types<'_>> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 75 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 77 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.81s
[INFO] running `Command { std: "docker" "inspect" "912d3eb3a8a9e21b077d14ae2c046afdbc7a178e47e4b6fbd864ee851241963b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "912d3eb3a8a9e21b077d14ae2c046afdbc7a178e47e4b6fbd864ee851241963b", kill_on_drop: false }`
[INFO] [stdout] 912d3eb3a8a9e21b077d14ae2c046afdbc7a178e47e4b6fbd864ee851241963b