[INFO] cloning repository https://github.com/kanales/tin
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kanales/tin" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkanales%2Ftin", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkanales%2Ftin'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 54d7db24cfc621a8d949b5302dc17a4c2712e6cd
[INFO] testing kanales/tin against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkanales%2Ftin" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kanales/tin on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kanales/tin
[INFO] finished tweaking git repo https://github.com/kanales/tin
[INFO] tweaked toml for git repo https://github.com/kanales/tin written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/kanales/tin already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e39efadce7ba5e4a292ff7fb326be3b1d2d53a39351b398a687f5a17306fda61
[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" "e39efadce7ba5e4a292ff7fb326be3b1d2d53a39351b398a687f5a17306fda61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e39efadce7ba5e4a292ff7fb326be3b1d2d53a39351b398a687f5a17306fda61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e39efadce7ba5e4a292ff7fb326be3b1d2d53a39351b398a687f5a17306fda61", kill_on_drop: false }`
[INFO] [stdout] e39efadce7ba5e4a292ff7fb326be3b1d2d53a39351b398a687f5a17306fda61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a2381f0763aa8c3340c823922e03d0cb8d53c9f48ab3f1bf3d1d47f07bf7302
[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" "6a2381f0763aa8c3340c823922e03d0cb8d53c9f48ab3f1bf3d1d47f07bf7302", kill_on_drop: false }`
[INFO] [stderr]    Compiling tin v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Closure`
[INFO] [stdout]  --> src/lib/eval.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 |     Atom, Closure, EnvironmentRef, Evaluable, Exp, Key, List, Map, Number, Proc, Symbol, TinError,
[INFO] [stdout]   |           ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Map`
[INFO] [stdout]  --> src/lib/parser.rs:4:42
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::lib::types::{Atom, Exp, List, Map, Number, TinError, TinResult};
[INFO] [stdout]   |                                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Atom`, `Symbol`
[INFO] [stdout]  --> src/lib/types/list.rs:3:25
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::lib::types::{Atom, Exp, Symbol};
[INFO] [stdout]   |                         ^^^^       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `env`
[INFO] [stdout]    --> src/lib/eval.rs:146:13
[INFO] [stdout]     |
[INFO] [stdout] 146 | fn defmacro(env: EnvironmentRef, name: Symbol, params: List, rule: Exp) -> TinResult<()> {
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/lib/eval.rs:146:34
[INFO] [stdout]     |
[INFO] [stdout] 146 | fn defmacro(env: EnvironmentRef, name: Symbol, params: List, rule: Exp) -> TinResult<()> {
[INFO] [stdout]     |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `params`
[INFO] [stdout]    --> src/lib/eval.rs:146:48
[INFO] [stdout]     |
[INFO] [stdout] 146 | fn defmacro(env: EnvironmentRef, name: Symbol, params: List, rule: Exp) -> TinResult<()> {
[INFO] [stdout]     |                                                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_params`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rule`
[INFO] [stdout]    --> src/lib/eval.rs:146:62
[INFO] [stdout]     |
[INFO] [stdout] 146 | fn defmacro(env: EnvironmentRef, name: Symbol, params: List, rule: Exp) -> TinResult<()> {
[INFO] [stdout]     |                                                              ^^^^ help: if this is intentional, prefix it with an underscore: `_rule`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `eval`
[INFO] [stdout]   --> src/lib/mod.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn eval(&mut self, e: Exp) -> TinResult<Exp> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `replace`
[INFO] [stdout]   --> src/lib/types/mod.rs:89:12
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn replace(self, pat: &Exp, repl: Exp) -> Exp {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/lib/types/environment.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `replace`
[INFO] [stdout]   --> src/lib/types/list.rs:69:12
[INFO] [stdout]    |
[INFO] [stdout] 69 |     pub fn replace(self, pat: &Exp, repl: Exp) -> Self {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/lib/types/macros.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn new(params: Vec<Pattern>, rule: Exp) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.62s
[INFO] running `Command { std: "docker" "inspect" "6a2381f0763aa8c3340c823922e03d0cb8d53c9f48ab3f1bf3d1d47f07bf7302", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a2381f0763aa8c3340c823922e03d0cb8d53c9f48ab3f1bf3d1d47f07bf7302", kill_on_drop: false }`
[INFO] [stdout] 6a2381f0763aa8c3340c823922e03d0cb8d53c9f48ab3f1bf3d1d47f07bf7302
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] acb54961ab1ab0a4fed74fba15031b40a0c5c0be41cd81f9eda3244d67831d41
[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" "acb54961ab1ab0a4fed74fba15031b40a0c5c0be41cd81f9eda3244d67831d41", kill_on_drop: false }`
[INFO] [stderr]    Compiling tin v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Map`
[INFO] [stdout]  --> src/lib/parser.rs:4:42
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::lib::types::{Atom, Exp, List, Map, Number, TinError, TinResult};
[INFO] [stdout]   |                                          ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Symbol`
[INFO] [stdout]  --> src/lib/types/list.rs:3:36
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::lib::types::{Atom, Exp, Symbol};
[INFO] [stdout]   |                                    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `env`
[INFO] [stdout]    --> src/lib/eval.rs:146:13
[INFO] [stdout]     |
[INFO] [stdout] 146 | fn defmacro(env: EnvironmentRef, name: Symbol, params: List, rule: Exp) -> TinResult<()> {
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/lib/eval.rs:146:34
[INFO] [stdout]     |
[INFO] [stdout] 146 | fn defmacro(env: EnvironmentRef, name: Symbol, params: List, rule: Exp) -> TinResult<()> {
[INFO] [stdout]     |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `params`
[INFO] [stdout]    --> src/lib/eval.rs:146:48
[INFO] [stdout]     |
[INFO] [stdout] 146 | fn defmacro(env: EnvironmentRef, name: Symbol, params: List, rule: Exp) -> TinResult<()> {
[INFO] [stdout]     |                                                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_params`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rule`
[INFO] [stdout]    --> src/lib/eval.rs:146:62
[INFO] [stdout]     |
[INFO] [stdout] 146 | fn defmacro(env: EnvironmentRef, name: Symbol, params: List, rule: Exp) -> TinResult<()> {
[INFO] [stdout]     |                                                              ^^^^ help: if this is intentional, prefix it with an underscore: `_rule`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `prog`
[INFO] [stdout]    --> src/lib/parser.rs:260:9
[INFO] [stdout]     |
[INFO] [stdout] 260 |     let prog = "(begin (define r 10) (* pi (* r r)))";
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_prog`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `eval`
[INFO] [stdout]   --> src/lib/mod.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn eval(&mut self, e: Exp) -> TinResult<Exp> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `replace`
[INFO] [stdout]   --> src/lib/types/mod.rs:89:12
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn replace(self, pat: &Exp, repl: Exp) -> Exp {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `replace`
[INFO] [stdout]   --> src/lib/types/list.rs:69:12
[INFO] [stdout]    |
[INFO] [stdout] 69 |     pub fn replace(self, pat: &Exp, repl: Exp) -> Self {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/lib/types/macros.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn new(params: Vec<Pattern>, rule: Exp) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.46s
[INFO] running `Command { std: "docker" "inspect" "acb54961ab1ab0a4fed74fba15031b40a0c5c0be41cd81f9eda3244d67831d41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acb54961ab1ab0a4fed74fba15031b40a0c5c0be41cd81f9eda3244d67831d41", kill_on_drop: false }`
[INFO] [stdout] acb54961ab1ab0a4fed74fba15031b40a0c5c0be41cd81f9eda3244d67831d41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", 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] 9dc471fad75ab32d8de0b350e9c26de586d34d2755d6115726a4a81bceb6ab5b
[INFO] running `Command { std: "docker" "start" "-a" "9dc471fad75ab32d8de0b350e9c26de586d34d2755d6115726a4a81bceb6ab5b", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Map`
[INFO] [stderr]  --> src/lib/parser.rs:4:42
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crate::lib::types::{Atom, Exp, List, Map, Number, TinError, TinResult};
[INFO] [stderr]   |                                          ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Symbol`
[INFO] [stderr]  --> src/lib/types/list.rs:3:36
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::lib::types::{Atom, Exp, Symbol};
[INFO] [stderr]   |                                    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `env`
[INFO] [stderr]    --> src/lib/eval.rs:146:13
[INFO] [stderr]     |
[INFO] [stderr] 146 | fn defmacro(env: EnvironmentRef, name: Symbol, params: List, rule: Exp) -> TinResult<()> {
[INFO] [stderr]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]    --> src/lib/eval.rs:146:34
[INFO] [stderr]     |
[INFO] [stderr] 146 | fn defmacro(env: EnvironmentRef, name: Symbol, params: List, rule: Exp) -> TinResult<()> {
[INFO] [stderr]     |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `params`
[INFO] [stderr]    --> src/lib/eval.rs:146:48
[INFO] [stderr]     |
[INFO] [stderr] 146 | fn defmacro(env: EnvironmentRef, name: Symbol, params: List, rule: Exp) -> TinResult<()> {
[INFO] [stderr]     |                                                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_params`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rule`
[INFO] [stderr]    --> src/lib/eval.rs:146:62
[INFO] [stderr]     |
[INFO] [stderr] 146 | fn defmacro(env: EnvironmentRef, name: Symbol, params: List, rule: Exp) -> TinResult<()> {
[INFO] [stderr]     |                                                              ^^^^ help: if this is intentional, prefix it with an underscore: `_rule`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `prog`
[INFO] [stderr]    --> src/lib/parser.rs:260:9
[INFO] [stderr]     |
[INFO] [stderr] 260 |     let prog = "(begin (define r 10) (* pi (* r r)))";
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_prog`
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `eval`
[INFO] [stderr]   --> src/lib/mod.rs:29:12
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn eval(&mut self, e: Exp) -> TinResult<Exp> {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `replace`
[INFO] [stderr]   --> src/lib/types/mod.rs:89:12
[INFO] [stderr]    |
[INFO] [stderr] 89 |     pub fn replace(self, pat: &Exp, repl: Exp) -> Exp {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `replace`
[INFO] [stderr]   --> src/lib/types/list.rs:69:12
[INFO] [stderr]    |
[INFO] [stderr] 69 |     pub fn replace(self, pat: &Exp, repl: Exp) -> Self {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/lib/types/macros.rs:43:12
[INFO] [stderr]    |
[INFO] [stderr] 43 |     pub fn new(params: Vec<Pattern>, rule: Exp) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `tin` (bin "tin" test) generated 11 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tin-7ef6bba31f69bee8)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test lib::types::list::macro_test ... ok
[INFO] [stdout] test lib::eval::eval_simple_test ... ok
[INFO] [stdout] test lib::types::environment::env_test ... ok
[INFO] [stdout] test lib::parser::parse_test ... ok
[INFO] [stdout] test lib::eval::eval_rec_test ... ok
[INFO] [stdout] test lib::parser::tokenize_test ... ok
[INFO] [stdout] test lib::eval::eval_rustproc ... ok
[INFO] [stdout] test lib::eval::eval_define_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9dc471fad75ab32d8de0b350e9c26de586d34d2755d6115726a4a81bceb6ab5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dc471fad75ab32d8de0b350e9c26de586d34d2755d6115726a4a81bceb6ab5b", kill_on_drop: false }`
[INFO] [stdout] 9dc471fad75ab32d8de0b350e9c26de586d34d2755d6115726a4a81bceb6ab5b