[INFO] updating cached repository https://github.com/franleplant/lisp2018
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bd1c55af3e78de872b680342fd8fb4711d84bb56
[INFO] testing franleplant/lisp2018 against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffranleplant%2Flisp2018" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/franleplant/lisp2018 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/franleplant/lisp2018
[INFO] finished tweaking git repo https://github.com/franleplant/lisp2018
[INFO] tweaked toml for git repo https://github.com/franleplant/lisp2018 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/franleplant/lisp2018 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4d26a6cf0260ff064760364fbb360fa61b310d1c63e39c338141a4d905312a3d
[INFO] running `"docker" "start" "-a" "4d26a6cf0260ff064760364fbb360fa61b310d1c63e39c338141a4d905312a3d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling byte-tools v0.3.0
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling fixedbitset v0.1.9
[INFO] [stderr]    Compiling opaque-debug v0.2.1
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling bit-vec v0.5.0
[INFO] [stderr]    Compiling ordermap v0.3.5
[INFO] [stderr]    Compiling diff v0.1.11
[INFO] [stderr]    Compiling lalrpop-util v0.17.2
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling humantime v1.2.0
[INFO] [stderr]    Compiling block-padding v0.1.2
[INFO] [stderr]    Compiling ena v0.13.1
[INFO] [stderr]    Compiling regex-syntax v0.6.4
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling bit-set v0.5.0
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling generic-array v0.12.0
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]    Compiling digest v0.8.0
[INFO] [stderr]    Compiling block-buffer v0.7.0
[INFO] [stderr]    Compiling sha2 v0.8.0
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]    Compiling string_cache_codegen v0.4.2
[INFO] [stderr]    Compiling string_cache v0.7.3
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]    Compiling env_logger v0.6.0
[INFO] [stderr]    Compiling docopt v1.0.2
[INFO] [stderr]    Compiling lalrpop v0.17.2
[INFO] [stderr]    Compiling frd_lisp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5803:5
[INFO] [stderr]      |
[INFO] [stderr] 5803 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5814:5
[INFO] [stderr]      |
[INFO] [stderr] 5814 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5825:5
[INFO] [stderr]      |
[INFO] [stderr] 5825 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5836:5
[INFO] [stderr]      |
[INFO] [stderr] 5836 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5847:5
[INFO] [stderr]      |
[INFO] [stderr] 5847 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5937:5
[INFO] [stderr]      |
[INFO] [stderr] 5937 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5803:5
[INFO] [stderr]      |
[INFO] [stderr] 5803 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `other`
[INFO] [stderr]    --> src/lisp_value.rs:127:19
[INFO] [stderr]     |
[INFO] [stderr] 127 |     fn cmp(&self, other: &Func) -> Ordering {
[INFO] [stderr]     |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `other`
[INFO] [stderr]    --> src/lisp_value.rs:133:27
[INFO] [stderr]     |
[INFO] [stderr] 133 |     fn partial_cmp(&self, other: &Func) -> Option<Ordering> {
[INFO] [stderr]     |                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `other`
[INFO] [stderr]    --> src/lisp_value.rs:139:18
[INFO] [stderr]     |
[INFO] [stderr] 139 |     fn eq(&self, other: &Func) -> bool {
[INFO] [stderr]     |                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:459:9
[INFO] [stderr]     |
[INFO] [stderr] 459 |         pub fn new() -> AtomParser {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:1919:9
[INFO] [stderr]      |
[INFO] [stderr] 1919 |         pub fn new() -> ExprParser {
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:3379:9
[INFO] [stderr]      |
[INFO] [stderr] 3379 |         pub fn new() -> ListParser {
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:4845:9
[INFO] [stderr]      |
[INFO] [stderr] 4845 |         pub fn new() -> ProgramParser {
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5713:9
[INFO] [stderr]      |
[INFO] [stderr] 5713 |         pub fn new() -> __MatcherBuilder {
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:459:9
[INFO] [stderr]     |
[INFO] [stderr] 459 |         pub fn new() -> AtomParser {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 16 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5803:5
[INFO] [stderr]      |
[INFO] [stderr] 5803 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5814:5
[INFO] [stderr]      |
[INFO] [stderr] 5814 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5825:5
[INFO] [stderr]      |
[INFO] [stderr] 5825 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5836:5
[INFO] [stderr]      |
[INFO] [stderr] 5836 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5847:5
[INFO] [stderr]      |
[INFO] [stderr] 5847 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5937:5
[INFO] [stderr]      |
[INFO] [stderr] 5937 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5803:5
[INFO] [stderr]      |
[INFO] [stderr] 5803 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `other`
[INFO] [stderr]    --> src/lisp_value.rs:127:19
[INFO] [stderr]     |
[INFO] [stderr] 127 |     fn cmp(&self, other: &Func) -> Ordering {
[INFO] [stderr]     |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `other`
[INFO] [stderr]    --> src/lisp_value.rs:133:27
[INFO] [stderr]     |
[INFO] [stderr] 133 |     fn partial_cmp(&self, other: &Func) -> Option<Ordering> {
[INFO] [stderr]     |                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `other`
[INFO] [stderr]    --> src/lisp_value.rs:139:18
[INFO] [stderr]     |
[INFO] [stderr] 139 |     fn eq(&self, other: &Func) -> bool {
[INFO] [stderr]     |                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:459:9
[INFO] [stderr]     |
[INFO] [stderr] 459 |         pub fn new() -> AtomParser {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:1919:9
[INFO] [stderr]      |
[INFO] [stderr] 1919 |         pub fn new() -> ExprParser {
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:3379:9
[INFO] [stderr]      |
[INFO] [stderr] 3379 |         pub fn new() -> ListParser {
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_atom`
[INFO] [stderr]   --> src/ast.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub fn is_atom(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_list`
[INFO] [stderr]   --> src/ast.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn is_list(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `expect_atom`
[INFO] [stderr]   --> src/ast.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn expect_atom(self, error_message: &str) -> Atom {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `expect_list`
[INFO] [stderr]   --> src/ast.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn expect_list(self, error_message: &str) -> Vec<Expr> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_global`
[INFO] [stderr]   --> src/env.rs:76:5
[INFO] [stderr]    |
[INFO] [stderr] 76 |     pub fn set_global(&self, key: String, value: Rc<LispValue>) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:459:9
[INFO] [stderr]     |
[INFO] [stderr] 459 |         pub fn new() -> AtomParser {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:4845:9
[INFO] [stderr]      |
[INFO] [stderr] 4845 |         pub fn new() -> ProgramParser {
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5713:9
[INFO] [stderr]      |
[INFO] [stderr] 5713 |         pub fn new() -> __MatcherBuilder {
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `eval`
[INFO] [stderr]   --> src/eval.rs:18:8
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub fn eval(source: &str) -> Vec<Rc<LispValue>> {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Id`
[INFO] [stderr]   --> src/lisp_value.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     Id(String),
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 23 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 58s
[INFO] running `"docker" "inspect" "4d26a6cf0260ff064760364fbb360fa61b310d1c63e39c338141a4d905312a3d"`
[INFO] running `"docker" "rm" "-f" "4d26a6cf0260ff064760364fbb360fa61b310d1c63e39c338141a4d905312a3d"`
[INFO] [stdout] 4d26a6cf0260ff064760364fbb360fa61b310d1c63e39c338141a4d905312a3d
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 9b85e6a62034f1ee875a91ed3b5b15ca123c4d05bad4a44090487c3a755a585f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "9b85e6a62034f1ee875a91ed3b5b15ca123c4d05bad4a44090487c3a755a585f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5803:5
[INFO] [stderr]      |
[INFO] [stderr] 5803 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5814:5
[INFO] [stderr]      |
[INFO] [stderr] 5814 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5825:5
[INFO] [stderr]      |
[INFO] [stderr] 5825 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5836:5
[INFO] [stderr]      |
[INFO] [stderr] 5836 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5847:5
[INFO] [stderr]      |
[INFO] [stderr] 5847 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5937:5
[INFO] [stderr]      |
[INFO] [stderr] 5937 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5803:5
[INFO] [stderr]      |
[INFO] [stderr] 5803 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `other`
[INFO] [stderr]    --> src/lisp_value.rs:127:19
[INFO] [stderr]     |
[INFO] [stderr] 127 |     fn cmp(&self, other: &Func) -> Ordering {
[INFO] [stderr]     |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `other`
[INFO] [stderr]    --> src/lisp_value.rs:133:27
[INFO] [stderr]     |
[INFO] [stderr] 133 |     fn partial_cmp(&self, other: &Func) -> Option<Ordering> {
[INFO] [stderr]     |                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `other`
[INFO] [stderr]    --> src/lisp_value.rs:139:18
[INFO] [stderr]     |
[INFO] [stderr] 139 |     fn eq(&self, other: &Func) -> bool {
[INFO] [stderr]     |                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:459:9
[INFO] [stderr]     |
[INFO] [stderr] 459 |         pub fn new() -> AtomParser {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:1919:9
[INFO] [stderr]      |
[INFO] [stderr] 1919 |         pub fn new() -> ExprParser {
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:3379:9
[INFO] [stderr]      |
[INFO] [stderr] 3379 |         pub fn new() -> ListParser {
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:4845:9
[INFO] [stderr]      |
[INFO] [stderr] 4845 |         pub fn new() -> ProgramParser {
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5713:9
[INFO] [stderr]      |
[INFO] [stderr] 5713 |         pub fn new() -> __MatcherBuilder {
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:459:9
[INFO] [stderr]     |
[INFO] [stderr] 459 |         pub fn new() -> AtomParser {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 16 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]    Compiling frd_lisp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5803:5
[INFO] [stderr]      |
[INFO] [stderr] 5803 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5814:5
[INFO] [stderr]      |
[INFO] [stderr] 5814 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5825:5
[INFO] [stderr]      |
[INFO] [stderr] 5825 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5836:5
[INFO] [stderr]      |
[INFO] [stderr] 5836 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5847:5
[INFO] [stderr]      |
[INFO] [stderr] 5847 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5937:5
[INFO] [stderr]      |
[INFO] [stderr] 5937 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5803:5
[INFO] [stderr]      |
[INFO] [stderr] 5803 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `other`
[INFO] [stderr]    --> src/lisp_value.rs:127:19
[INFO] [stderr]     |
[INFO] [stderr] 127 |     fn cmp(&self, other: &Func) -> Ordering {
[INFO] [stderr]     |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `other`
[INFO] [stderr]    --> src/lisp_value.rs:133:27
[INFO] [stderr]     |
[INFO] [stderr] 133 |     fn partial_cmp(&self, other: &Func) -> Option<Ordering> {
[INFO] [stderr]     |                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `other`
[INFO] [stderr]    --> src/lisp_value.rs:139:18
[INFO] [stderr]     |
[INFO] [stderr] 139 |     fn eq(&self, other: &Func) -> bool {
[INFO] [stderr]     |                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:459:9
[INFO] [stderr]     |
[INFO] [stderr] 459 |         pub fn new() -> AtomParser {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:1919:9
[INFO] [stderr]      |
[INFO] [stderr] 1919 |         pub fn new() -> ExprParser {
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:3379:9
[INFO] [stderr]      |
[INFO] [stderr] 3379 |         pub fn new() -> ListParser {
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_atom`
[INFO] [stderr]   --> src/ast.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub fn is_atom(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_list`
[INFO] [stderr]   --> src/ast.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn is_list(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `expect_atom`
[INFO] [stderr]   --> src/ast.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn expect_atom(self, error_message: &str) -> Atom {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `expect_list`
[INFO] [stderr]   --> src/ast.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn expect_list(self, error_message: &str) -> Vec<Expr> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_global`
[INFO] [stderr]   --> src/env.rs:76:5
[INFO] [stderr]    |
[INFO] [stderr] 76 |     pub fn set_global(&self, key: String, value: Rc<LispValue>) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:459:9
[INFO] [stderr]     |
[INFO] [stderr] 459 |         pub fn new() -> AtomParser {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:4845:9
[INFO] [stderr]      |
[INFO] [stderr] 4845 |         pub fn new() -> ProgramParser {
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5713:9
[INFO] [stderr]      |
[INFO] [stderr] 5713 |         pub fn new() -> __MatcherBuilder {
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `eval`
[INFO] [stderr]   --> src/eval.rs:18:8
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub fn eval(source: &str) -> Vec<Rc<LispValue>> {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Id`
[INFO] [stderr]   --> src/lisp_value.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     Id(String),
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 23 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> tests/basics.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5803:5
[INFO] [stderr]      |
[INFO] [stderr] 5803 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5814:5
[INFO] [stderr]      |
[INFO] [stderr] 5814 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5825:5
[INFO] [stderr]      |
[INFO] [stderr] 5825 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5836:5
[INFO] [stderr]      |
[INFO] [stderr] 5836 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5847:5
[INFO] [stderr]      |
[INFO] [stderr] 5847 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5937:5
[INFO] [stderr]      |
[INFO] [stderr] 5937 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5803:5
[INFO] [stderr]      |
[INFO] [stderr] 5803 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5803:5
[INFO] [stderr]      |
[INFO] [stderr] 5803 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5814:5
[INFO] [stderr]      |
[INFO] [stderr] 5814 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5825:5
[INFO] [stderr]      |
[INFO] [stderr] 5825 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5836:5
[INFO] [stderr]      |
[INFO] [stderr] 5836 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5847:5
[INFO] [stderr]      |
[INFO] [stderr] 5847 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5937:5
[INFO] [stderr]      |
[INFO] [stderr] 5937 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5803:5
[INFO] [stderr]      |
[INFO] [stderr] 5803 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `other`
[INFO] [stderr]    --> src/lisp_value.rs:127:19
[INFO] [stderr]     |
[INFO] [stderr] 127 |     fn cmp(&self, other: &Func) -> Ordering {
[INFO] [stderr]     |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `other`
[INFO] [stderr]    --> src/lisp_value.rs:133:27
[INFO] [stderr]     |
[INFO] [stderr] 133 |     fn partial_cmp(&self, other: &Func) -> Option<Ordering> {
[INFO] [stderr]     |                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `other`
[INFO] [stderr]    --> src/lisp_value.rs:139:18
[INFO] [stderr]     |
[INFO] [stderr] 139 |     fn eq(&self, other: &Func) -> bool {
[INFO] [stderr]     |                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `other`
[INFO] [stderr]    --> src/lisp_value.rs:127:19
[INFO] [stderr]     |
[INFO] [stderr] 127 |     fn cmp(&self, other: &Func) -> Ordering {
[INFO] [stderr]     |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `other`
[INFO] [stderr]    --> src/lisp_value.rs:133:27
[INFO] [stderr]     |
[INFO] [stderr] 133 |     fn partial_cmp(&self, other: &Func) -> Option<Ordering> {
[INFO] [stderr]     |                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `other`
[INFO] [stderr]    --> src/lisp_value.rs:139:18
[INFO] [stderr]     |
[INFO] [stderr] 139 |     fn eq(&self, other: &Func) -> bool {
[INFO] [stderr]     |                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:459:9
[INFO] [stderr]     |
[INFO] [stderr] 459 |         pub fn new() -> AtomParser {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:1919:9
[INFO] [stderr]      |
[INFO] [stderr] 1919 |         pub fn new() -> ExprParser {
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:3379:9
[INFO] [stderr]      |
[INFO] [stderr] 3379 |         pub fn new() -> ListParser {
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_atom`
[INFO] [stderr]   --> src/ast.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub fn is_atom(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_list`
[INFO] [stderr]   --> src/ast.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn is_list(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `expect_atom`
[INFO] [stderr]   --> src/ast.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn expect_atom(self, error_message: &str) -> Atom {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `expect_list`
[INFO] [stderr]   --> src/ast.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn expect_list(self, error_message: &str) -> Vec<Expr> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_global`
[INFO] [stderr]   --> src/env.rs:76:5
[INFO] [stderr]    |
[INFO] [stderr] 76 |     pub fn set_global(&self, key: String, value: Rc<LispValue>) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:459:9
[INFO] [stderr]     |
[INFO] [stderr] 459 |         pub fn new() -> AtomParser {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:4845:9
[INFO] [stderr]      |
[INFO] [stderr] 4845 |         pub fn new() -> ProgramParser {
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5713:9
[INFO] [stderr]      |
[INFO] [stderr] 5713 |         pub fn new() -> __MatcherBuilder {
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `eval`
[INFO] [stderr]   --> src/eval.rs:18:8
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub fn eval(source: &str) -> Vec<Rc<LispValue>> {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Id`
[INFO] [stderr]   --> src/lisp_value.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     Id(String),
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:459:9
[INFO] [stderr]     |
[INFO] [stderr] 459 |         pub fn new() -> AtomParser {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:1919:9
[INFO] [stderr]      |
[INFO] [stderr] 1919 |         pub fn new() -> ExprParser {
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:3379:9
[INFO] [stderr]      |
[INFO] [stderr] 3379 |         pub fn new() -> ListParser {
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:459:9
[INFO] [stderr]     |
[INFO] [stderr] 459 |         pub fn new() -> AtomParser {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 23 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 14 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.74s
[INFO] running `"docker" "inspect" "9b85e6a62034f1ee875a91ed3b5b15ca123c4d05bad4a44090487c3a755a585f"`
[INFO] running `"docker" "rm" "-f" "9b85e6a62034f1ee875a91ed3b5b15ca123c4d05bad4a44090487c3a755a585f"`
[INFO] [stdout] 9b85e6a62034f1ee875a91ed3b5b15ca123c4d05bad4a44090487c3a755a585f
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stdout] 66ef1e72a9db7a4afcacdd9d10f3b89676f58f3127533236200daf757bc4dc34
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "66ef1e72a9db7a4afcacdd9d10f3b89676f58f3127533236200daf757bc4dc34"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5803:5
[INFO] [stderr]      |
[INFO] [stderr] 5803 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5814:5
[INFO] [stderr]      |
[INFO] [stderr] 5814 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5825:5
[INFO] [stderr]      |
[INFO] [stderr] 5825 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5836:5
[INFO] [stderr]      |
[INFO] [stderr] 5836 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5847:5
[INFO] [stderr]      |
[INFO] [stderr] 5847 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5937:5
[INFO] [stderr]      |
[INFO] [stderr] 5937 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5803:5
[INFO] [stderr]      |
[INFO] [stderr] 5803 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `other`
[INFO] [stderr]    --> src/lisp_value.rs:127:19
[INFO] [stderr]     |
[INFO] [stderr] 127 |     fn cmp(&self, other: &Func) -> Ordering {
[INFO] [stderr]     |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `other`
[INFO] [stderr]    --> src/lisp_value.rs:133:27
[INFO] [stderr]     |
[INFO] [stderr] 133 |     fn partial_cmp(&self, other: &Func) -> Option<Ordering> {
[INFO] [stderr]     |                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `other`
[INFO] [stderr]    --> src/lisp_value.rs:139:18
[INFO] [stderr]     |
[INFO] [stderr] 139 |     fn eq(&self, other: &Func) -> bool {
[INFO] [stderr]     |                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:459:9
[INFO] [stderr]     |
[INFO] [stderr] 459 |         pub fn new() -> AtomParser {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:1919:9
[INFO] [stderr]      |
[INFO] [stderr] 1919 |         pub fn new() -> ExprParser {
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:3379:9
[INFO] [stderr]      |
[INFO] [stderr] 3379 |         pub fn new() -> ListParser {
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:4845:9
[INFO] [stderr]      |
[INFO] [stderr] 4845 |         pub fn new() -> ProgramParser {
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5713:9
[INFO] [stderr]      |
[INFO] [stderr] 5713 |         pub fn new() -> __MatcherBuilder {
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:459:9
[INFO] [stderr]     |
[INFO] [stderr] 459 |         pub fn new() -> AtomParser {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 16 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5803:5
[INFO] [stderr]      |
[INFO] [stderr] 5803 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5814:5
[INFO] [stderr]      |
[INFO] [stderr] 5814 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5825:5
[INFO] [stderr]      |
[INFO] [stderr] 5825 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5836:5
[INFO] [stderr]      |
[INFO] [stderr] 5836 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5847:5
[INFO] [stderr]      |
[INFO] [stderr] 5847 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5937:5
[INFO] [stderr]      |
[INFO] [stderr] 5937 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5803:5
[INFO] [stderr]      |
[INFO] [stderr] 5803 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `other`
[INFO] [stderr]    --> src/lisp_value.rs:127:19
[INFO] [stderr]     |
[INFO] [stderr] 127 |     fn cmp(&self, other: &Func) -> Ordering {
[INFO] [stderr]     |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `other`
[INFO] [stderr]    --> src/lisp_value.rs:133:27
[INFO] [stderr]     |
[INFO] [stderr] 133 |     fn partial_cmp(&self, other: &Func) -> Option<Ordering> {
[INFO] [stderr]     |                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `other`
[INFO] [stderr]    --> src/lisp_value.rs:139:18
[INFO] [stderr]     |
[INFO] [stderr] 139 |     fn eq(&self, other: &Func) -> bool {
[INFO] [stderr]     |                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:459:9
[INFO] [stderr]     |
[INFO] [stderr] 459 |         pub fn new() -> AtomParser {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:1919:9
[INFO] [stderr]      |
[INFO] [stderr] 1919 |         pub fn new() -> ExprParser {
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:3379:9
[INFO] [stderr]      |
[INFO] [stderr] 3379 |         pub fn new() -> ListParser {
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_atom`
[INFO] [stderr]   --> src/ast.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub fn is_atom(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_list`
[INFO] [stderr]   --> src/ast.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn is_list(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5803:5
[INFO] [stderr]      |
[INFO] [stderr] 5803 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5814:5
[INFO] [stderr]      |
[INFO] [stderr] 5814 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `expect_atom`
[INFO] [stderr]   --> src/ast.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn expect_atom(self, error_message: &str) -> Atom {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `expect_list`
[INFO] [stderr]   --> src/ast.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn expect_list(self, error_message: &str) -> Vec<Expr> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_global`
[INFO] [stderr]   --> src/env.rs:76:5
[INFO] [stderr]    |
[INFO] [stderr] 76 |     pub fn set_global(&self, key: String, value: Rc<LispValue>) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:459:9
[INFO] [stderr]     |
[INFO] [stderr] 459 |         pub fn new() -> AtomParser {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:4845:9
[INFO] [stderr]      |
[INFO] [stderr] 4845 |         pub fn new() -> ProgramParser {
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5713:9
[INFO] [stderr]      |
[INFO] [stderr] 5713 |         pub fn new() -> __MatcherBuilder {
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `eval`
[INFO] [stderr]   --> src/eval.rs:18:8
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub fn eval(source: &str) -> Vec<Rc<LispValue>> {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Id`
[INFO] [stderr]   --> src/lisp_value.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     Id(String),
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 23 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> tests/basics.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5825:5
[INFO] [stderr]      |
[INFO] [stderr] 5825 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5836:5
[INFO] [stderr]      |
[INFO] [stderr] 5836 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5847:5
[INFO] [stderr]      |
[INFO] [stderr] 5847 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5937:5
[INFO] [stderr]      |
[INFO] [stderr] 5937 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5803:5
[INFO] [stderr]      |
[INFO] [stderr] 5803 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `other`
[INFO] [stderr]    --> src/lisp_value.rs:127:19
[INFO] [stderr]     |
[INFO] [stderr] 127 |     fn cmp(&self, other: &Func) -> Ordering {
[INFO] [stderr]     |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `other`
[INFO] [stderr]    --> src/lisp_value.rs:133:27
[INFO] [stderr]     |
[INFO] [stderr] 133 |     fn partial_cmp(&self, other: &Func) -> Option<Ordering> {
[INFO] [stderr]     |                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `other`
[INFO] [stderr]    --> src/lisp_value.rs:139:18
[INFO] [stderr]     |
[INFO] [stderr] 139 |     fn eq(&self, other: &Func) -> bool {
[INFO] [stderr]     |                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:459:9
[INFO] [stderr]     |
[INFO] [stderr] 459 |         pub fn new() -> AtomParser {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:1919:9
[INFO] [stderr]      |
[INFO] [stderr] 1919 |         pub fn new() -> ExprParser {
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:3379:9
[INFO] [stderr]      |
[INFO] [stderr] 3379 |         pub fn new() -> ListParser {
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_atom`
[INFO] [stderr]   --> src/ast.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub fn is_atom(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_list`
[INFO] [stderr]   --> src/ast.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn is_list(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `expect_atom`
[INFO] [stderr]   --> src/ast.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn expect_atom(self, error_message: &str) -> Atom {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `expect_list`
[INFO] [stderr]   --> src/ast.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn expect_list(self, error_message: &str) -> Vec<Expr> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_global`
[INFO] [stderr]   --> src/env.rs:76:5
[INFO] [stderr]    |
[INFO] [stderr] 76 |     pub fn set_global(&self, key: String, value: Rc<LispValue>) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:459:9
[INFO] [stderr]     |
[INFO] [stderr] 459 |         pub fn new() -> AtomParser {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:4845:9
[INFO] [stderr]      |
[INFO] [stderr] 4845 |         pub fn new() -> ProgramParser {
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5713:9
[INFO] [stderr]      |
[INFO] [stderr] 5713 |         pub fn new() -> __MatcherBuilder {
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `eval`
[INFO] [stderr]   --> src/eval.rs:18:8
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub fn eval(source: &str) -> Vec<Rc<LispValue>> {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Id`
[INFO] [stderr]   --> src/lisp_value.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     Id(String),
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 23 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5803:5
[INFO] [stderr]      |
[INFO] [stderr] 5803 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5814:5
[INFO] [stderr]      |
[INFO] [stderr] 5814 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5825:5
[INFO] [stderr]      |
[INFO] [stderr] 5825 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5836:5
[INFO] [stderr]      |
[INFO] [stderr] 5836 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5847:5
[INFO] [stderr]      |
[INFO] [stderr] 5847 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5937:5
[INFO] [stderr]      |
[INFO] [stderr] 5937 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:5803:5
[INFO] [stderr]      |
[INFO] [stderr] 5803 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `other`
[INFO] [stderr]    --> src/lisp_value.rs:127:19
[INFO] [stderr]     |
[INFO] [stderr] 127 |     fn cmp(&self, other: &Func) -> Ordering {
[INFO] [stderr]     |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `other`
[INFO] [stderr]    --> src/lisp_value.rs:133:27
[INFO] [stderr]     |
[INFO] [stderr] 133 |     fn partial_cmp(&self, other: &Func) -> Option<Ordering> {
[INFO] [stderr]     |                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `other`
[INFO] [stderr]    --> src/lisp_value.rs:139:18
[INFO] [stderr]     |
[INFO] [stderr] 139 |     fn eq(&self, other: &Func) -> bool {
[INFO] [stderr]     |                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:459:9
[INFO] [stderr]     |
[INFO] [stderr] 459 |         pub fn new() -> AtomParser {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:1919:9
[INFO] [stderr]      |
[INFO] [stderr] 1919 |         pub fn new() -> ExprParser {
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:3379:9
[INFO] [stderr]      |
[INFO] [stderr] 3379 |         pub fn new() -> ListParser {
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/frd_lisp-490abd10ba356a30/out/grammar.rs:459:9
[INFO] [stderr]     |
[INFO] [stderr] 459 |         pub fn new() -> AtomParser {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 14 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/frd_lisp-d7e0b1299ba4ad2c
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test main_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/frd_lisp-01d77367693772e1
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test main_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/basics-55227588892bfb69
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test basics ... ok
[INFO] [stderr]    Doc-tests frd_lisp
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "66ef1e72a9db7a4afcacdd9d10f3b89676f58f3127533236200daf757bc4dc34"`
[INFO] running `"docker" "rm" "-f" "66ef1e72a9db7a4afcacdd9d10f3b89676f58f3127533236200daf757bc4dc34"`
[INFO] [stdout] 66ef1e72a9db7a4afcacdd9d10f3b89676f58f3127533236200daf757bc4dc34