[INFO] cloning repository https://github.com/exrook/mylisp [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/exrook/mylisp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fexrook%2Fmylisp", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fexrook%2Fmylisp'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 130bcc418632027865303bf953c004af32c2a38f [INFO] testing exrook/mylisp against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fexrook%2Fmylisp" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/exrook/mylisp on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/exrook/mylisp [INFO] finished tweaking git repo https://github.com/exrook/mylisp [INFO] tweaked toml for git repo https://github.com/exrook/mylisp written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/exrook/mylisp already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded unicode-segmentation v0.1.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4d8f5cdff384fd4ef4ab90b169c914357953a7973efb4e97508ec649ab6efd9b [INFO] running `Command { std: "docker" "start" "-a" "4d8f5cdff384fd4ef4ab90b169c914357953a7973efb4e97508ec649ab6efd9b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4d8f5cdff384fd4ef4ab90b169c914357953a7973efb4e97508ec649ab6efd9b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4d8f5cdff384fd4ef4ab90b169c914357953a7973efb4e97508ec649ab6efd9b", kill_on_drop: false }` [INFO] [stdout] 4d8f5cdff384fd4ef4ab90b169c914357953a7973efb4e97508ec649ab6efd9b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 06cfe066f7ca0cfe4326235e47abe9aff0afb240d422f37050a6576244de884f [INFO] running `Command { std: "docker" "start" "-a" "06cfe066f7ca0cfe4326235e47abe9aff0afb240d422f37050a6576244de884f", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling unicode-segmentation v0.1.2 [INFO] [stderr] Compiling mylisp v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/eval/builtin/mod.rs:15:15 [INFO] [stdout] | [INFO] [stdout] 15 | func: Box) -> ListElement> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 15 - func: Box) -> ListElement> [INFO] [stdout] 15 + func: Box) -> ListElement> [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/eval/builtin/mod.rs:19:19 [INFO] [stdout] | [INFO] [stdout] 19 | fn new(f: Box) -> ListElement>) -> Builtin { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 19 - fn new(f: Box) -> ListElement>) -> Builtin { [INFO] [stdout] 19 + fn new(f: Box) -> ListElement>) -> Builtin { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/eval/builtin/mod.rs:22:46 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn get_func(builtin: Builtin) -> Box) -> ListElement> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 22 - pub fn get_func(builtin: Builtin) -> Box) -> ListElement> { [INFO] [stdout] 22 + pub fn get_func(builtin: Builtin) -> Box) -> ListElement> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `l` [INFO] [stdout] --> src/eval/builtin/defn.rs:4:13 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn defn(l: LinkedList) -> ListElement { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_l` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Function` [INFO] [stdout] --> src/parse.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | Function(String), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Element` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/parse.rs:10:10 [INFO] [stdout] | [INFO] [stdout] 10 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Variable` [INFO] [stdout] --> src/parse.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | Variable(String), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Element` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/parse.rs:10:10 [INFO] [stdout] | [INFO] [stdout] 10 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `defn` [INFO] [stdout] --> src/eval/builtin/defn.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn defn(l: LinkedList) -> ListElement { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.85s [INFO] running `Command { std: "docker" "inspect" "06cfe066f7ca0cfe4326235e47abe9aff0afb240d422f37050a6576244de884f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "06cfe066f7ca0cfe4326235e47abe9aff0afb240d422f37050a6576244de884f", kill_on_drop: false }` [INFO] [stdout] 06cfe066f7ca0cfe4326235e47abe9aff0afb240d422f37050a6576244de884f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 559cd296ba51bde7354fd0e1f81c6315d65f4e763e68b643e078c5c1f8f92156 [INFO] running `Command { std: "docker" "start" "-a" "559cd296ba51bde7354fd0e1f81c6315d65f4e763e68b643e078c5c1f8f92156", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling mylisp v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/eval/builtin/mod.rs:15:15 [INFO] [stdout] | [INFO] [stdout] 15 | func: Box) -> ListElement> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 15 - func: Box) -> ListElement> [INFO] [stdout] 15 + func: Box) -> ListElement> [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/eval/builtin/mod.rs:19:19 [INFO] [stdout] | [INFO] [stdout] 19 | fn new(f: Box) -> ListElement>) -> Builtin { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 19 - fn new(f: Box) -> ListElement>) -> Builtin { [INFO] [stdout] 19 + fn new(f: Box) -> ListElement>) -> Builtin { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/eval/builtin/mod.rs:22:46 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn get_func(builtin: Builtin) -> Box) -> ListElement> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 22 - pub fn get_func(builtin: Builtin) -> Box) -> ListElement> { [INFO] [stdout] 22 + pub fn get_func(builtin: Builtin) -> Box) -> ListElement> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `l` [INFO] [stdout] --> src/eval/builtin/defn.rs:4:13 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn defn(l: LinkedList) -> ListElement { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_l` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Function` [INFO] [stdout] --> src/parse.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | Function(String), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Element` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/parse.rs:10:10 [INFO] [stdout] | [INFO] [stdout] 10 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Variable` [INFO] [stdout] --> src/parse.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | Variable(String), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Element` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/parse.rs:10:10 [INFO] [stdout] | [INFO] [stdout] 10 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `defn` [INFO] [stdout] --> src/eval/builtin/defn.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn defn(l: LinkedList) -> ListElement { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 21.46s [INFO] running `Command { std: "docker" "inspect" "559cd296ba51bde7354fd0e1f81c6315d65f4e763e68b643e078c5c1f8f92156", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "559cd296ba51bde7354fd0e1f81c6315d65f4e763e68b643e078c5c1f8f92156", kill_on_drop: false }` [INFO] [stdout] 559cd296ba51bde7354fd0e1f81c6315d65f4e763e68b643e078c5c1f8f92156 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b25697c9b35a036fbc5462c419fd718f152593652a824b95967975fafe93b581 [INFO] running `Command { std: "docker" "start" "-a" "b25697c9b35a036fbc5462c419fd718f152593652a824b95967975fafe93b581", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] [INFO] [stderr] --> src/eval/builtin/mod.rs:15:15 [INFO] [stdout] running 0 tests [INFO] [stderr] | [INFO] [stdout] [INFO] [stderr] 15 | func: Box) -> ListElement> [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 15 - func: Box) -> ListElement> [INFO] [stderr] 15 + func: Box) -> ListElement> [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/eval/builtin/mod.rs:19:19 [INFO] [stderr] | [INFO] [stderr] 19 | fn new(f: Box) -> ListElement>) -> Builtin { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 19 - fn new(f: Box) -> ListElement>) -> Builtin { [INFO] [stderr] 19 + fn new(f: Box) -> ListElement>) -> Builtin { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/eval/builtin/mod.rs:22:46 [INFO] [stderr] | [INFO] [stderr] 22 | pub fn get_func(builtin: Builtin) -> Box) -> ListElement> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 22 - pub fn get_func(builtin: Builtin) -> Box) -> ListElement> { [INFO] [stderr] 22 + pub fn get_func(builtin: Builtin) -> Box) -> ListElement> { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unused variable: `l` [INFO] [stderr] --> src/eval/builtin/defn.rs:4:13 [INFO] [stderr] | [INFO] [stderr] 4 | pub fn defn(l: LinkedList) -> ListElement { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_l` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Function` [INFO] [stderr] --> src/parse.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | Function(String), [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] note: `Element` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/parse.rs:10:10 [INFO] [stderr] | [INFO] [stderr] 10 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Variable` [INFO] [stderr] --> src/parse.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | Variable(String), [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `Element` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/parse.rs:10:10 [INFO] [stderr] | [INFO] [stderr] 10 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: function is never used: `defn` [INFO] [stderr] --> src/eval/builtin/defn.rs:4:8 [INFO] [stderr] | [INFO] [stderr] 4 | pub fn defn(l: LinkedList) -> ListElement { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: `mylisp` (bin "mylisp" test) generated 7 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 46.21s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/mylisp-ec309a138892770a) [INFO] running `Command { std: "docker" "inspect" "b25697c9b35a036fbc5462c419fd718f152593652a824b95967975fafe93b581", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b25697c9b35a036fbc5462c419fd718f152593652a824b95967975fafe93b581", kill_on_drop: false }` [INFO] [stdout] b25697c9b35a036fbc5462c419fd718f152593652a824b95967975fafe93b581