[INFO] cloning repository https://github.com/bwhetherington/rustlisp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bwhetherington/rustlisp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbwhetherington%2Frustlisp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbwhetherington%2Frustlisp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8ee56ac323acc120e570937570d9410a2c47f169
[INFO] testing bwhetherington/rustlisp against 1.69.0 for beta-1.70-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbwhetherington%2Frustlisp" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bwhetherington/rustlisp on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bwhetherington/rustlisp
[INFO] finished tweaking git repo https://github.com/bwhetherington/rustlisp
[INFO] tweaked toml for git repo https://github.com/bwhetherington/rustlisp written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/bwhetherington/rustlisp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 766bfa03f554cf3ba1ceff959d960c03b641fe452c3cab7246523a8e02f3ff80
[INFO] running `Command { std: "docker" "start" "-a" "766bfa03f554cf3ba1ceff959d960c03b641fe452c3cab7246523a8e02f3ff80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "766bfa03f554cf3ba1ceff959d960c03b641fe452c3cab7246523a8e02f3ff80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "766bfa03f554cf3ba1ceff959d960c03b641fe452c3cab7246523a8e02f3ff80", kill_on_drop: false }`
[INFO] [stdout] 766bfa03f554cf3ba1ceff959d960c03b641fe452c3cab7246523a8e02f3ff80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58f89c7e89029210e01e5f50ffc65534a524775581cb1dd8a7e425e3d9e266e7
[INFO] running `Command { std: "docker" "start" "-a" "58f89c7e89029210e01e5f50ffc65534a524775581cb1dd8a7e425e3d9e266e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.40
[INFO] [stderr]    Compiling unicode-width v0.1.4
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling bitflags v1.0.1
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling vec_map v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.9.0
[INFO] [stderr]    Compiling textwrap v0.9.0
[INFO] [stderr]    Compiling atty v0.2.8
[INFO] [stderr]    Compiling clap v2.31.2
[INFO] [stderr]    Compiling rlisp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/interpreter/environment.rs:14:36
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn index<K: AsRef<str>>(&self, K) -> Option<usize>;
[INFO] [stdout]    |                                    ^ help: try naming the parameter or explicitly ignoring it: `_: K`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/interpreter/mod.rs:19:20
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn eval(&self, &mut Environment) -> Result<Value>;
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut Environment`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Intrinsics` is imported redundantly
[INFO] [stdout]    --> src/intrinsics/functions.rs:302:9
[INFO] [stdout]     |
[INFO] [stdout] 1   | use super::*;
[INFO] [stdout]     |     -------- the item `Intrinsics` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 302 |     use super::Intrinsics;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/intrinsics/mod.rs:31:39
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn define_intrinsic<S>(&mut self, S, Intrinsic)
[INFO] [stdout]    |                                       ^ help: try naming the parameter or explicitly ignoring it: `_: S`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/intrinsics/mod.rs:31:42
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn define_intrinsic<S>(&mut self, S, Intrinsic)
[INFO] [stdout]    |                                          ^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Intrinsic`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/intrinsics/mod.rs:35:35
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn define_macro<S>(&mut self, S, Macro)
[INFO] [stdout]    |                                   ^ help: try naming the parameter or explicitly ignoring it: `_: S`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/intrinsics/mod.rs:35:38
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn define_macro<S>(&mut self, S, Macro)
[INFO] [stdout]    |                                      ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Macro`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/parser/mod.rs:348:18
[INFO] [stdout]     |
[INFO] [stdout] 348 |             | 'a'...'z'
[INFO] [stdout]     |                  ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/parser/mod.rs:349:18
[INFO] [stdout]     |
[INFO] [stdout] 349 |             | 'A'...'Z'
[INFO] [stdout]     |                  ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/parser/mod.rs:350:18
[INFO] [stdout]     |
[INFO] [stdout] 350 |             | '0'...'9' => true,
[INFO] [stdout]     |                  ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead.
[INFO] [stdout]  --> src/utils.rs:4:34
[INFO] [stdout]   |
[INFO] [stdout] 4 |     if let Some(home_dir) = env::home_dir() {
[INFO] [stdout]   |                                  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:79:29
[INFO] [stdout]    |
[INFO] [stdout] 79 | fn main() -> Result<(), Box<Error>> {
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 79 | fn main() -> Result<(), Box<dyn Error>> {
[INFO] [stdout]    |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/err.rs:43:27
[INFO] [stdout]    |
[INFO] [stdout] 43 |         RLError::from(err.description())
[INFO] [stdout]    |                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `prompt`
[INFO] [stdout]   --> src/repl.rs:21:36
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn print_prompt<S: AsRef<str>>(prompt: S) -> io::Result<()> {
[INFO] [stdout]    |                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_prompt`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_err` is never used
[INFO] [stdout]   --> src/main.rs:45:4
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn print_err(msg: impl AsRef<str>) {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PROMPT_COLOR` is never used
[INFO] [stdout]  --> src/color.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const PROMPT_COLOR: Color = Color::Fixed(157);
[INFO] [stdout]   |       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CARROT_COLOR` is never used
[INFO] [stdout]  --> src/color.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | const CARROT_COLOR: Color = Color::Fixed(251);
[INFO] [stdout]   |       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `prompt` is never used
[INFO] [stdout]   --> src/color.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn prompt(s: impl Into<String>) -> String {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `carrot` is never used
[INFO] [stdout]   --> src/color.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn carrot(s: impl Into<String>) -> String {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.86s
[INFO] running `Command { std: "docker" "inspect" "58f89c7e89029210e01e5f50ffc65534a524775581cb1dd8a7e425e3d9e266e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58f89c7e89029210e01e5f50ffc65534a524775581cb1dd8a7e425e3d9e266e7", kill_on_drop: false }`
[INFO] [stdout] 58f89c7e89029210e01e5f50ffc65534a524775581cb1dd8a7e425e3d9e266e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 774f5f271e3a339cc83d85a318ba8161a592626438b6a9137b4246e6fb3a5ee4
[INFO] running `Command { std: "docker" "start" "-a" "774f5f271e3a339cc83d85a318ba8161a592626438b6a9137b4246e6fb3a5ee4", kill_on_drop: false }`
[INFO] [stderr]    Compiling rlisp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/interpreter/environment.rs:14:36
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn index<K: AsRef<str>>(&self, K) -> Option<usize>;
[INFO] [stdout]    |                                    ^ help: try naming the parameter or explicitly ignoring it: `_: K`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/interpreter/mod.rs:19:20
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn eval(&self, &mut Environment) -> Result<Value>;
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut Environment`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Intrinsics` is imported redundantly
[INFO] [stdout]    --> src/intrinsics/functions.rs:302:9
[INFO] [stdout]     |
[INFO] [stdout] 1   | use super::*;
[INFO] [stdout]     |     -------- the item `Intrinsics` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 302 |     use super::Intrinsics;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/intrinsics/mod.rs:31:39
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn define_intrinsic<S>(&mut self, S, Intrinsic)
[INFO] [stdout]    |                                       ^ help: try naming the parameter or explicitly ignoring it: `_: S`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/intrinsics/mod.rs:31:42
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn define_intrinsic<S>(&mut self, S, Intrinsic)
[INFO] [stdout]    |                                          ^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Intrinsic`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/intrinsics/mod.rs:35:35
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn define_macro<S>(&mut self, S, Macro)
[INFO] [stdout]    |                                   ^ help: try naming the parameter or explicitly ignoring it: `_: S`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/intrinsics/mod.rs:35:38
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn define_macro<S>(&mut self, S, Macro)
[INFO] [stdout]    |                                      ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Macro`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/parser/mod.rs:348:18
[INFO] [stdout]     |
[INFO] [stdout] 348 |             | 'a'...'z'
[INFO] [stdout]     |                  ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/parser/mod.rs:349:18
[INFO] [stdout]     |
[INFO] [stdout] 349 |             | 'A'...'Z'
[INFO] [stdout]     |                  ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/parser/mod.rs:350:18
[INFO] [stdout]     |
[INFO] [stdout] 350 |             | '0'...'9' => true,
[INFO] [stdout]     |                  ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead.
[INFO] [stdout]  --> src/utils.rs:4:34
[INFO] [stdout]   |
[INFO] [stdout] 4 |     if let Some(home_dir) = env::home_dir() {
[INFO] [stdout]   |                                  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:79:29
[INFO] [stdout]    |
[INFO] [stdout] 79 | fn main() -> Result<(), Box<Error>> {
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 79 | fn main() -> Result<(), Box<dyn Error>> {
[INFO] [stdout]    |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0117]: only traits defined in the current crate can be implemented for types defined outside of the crate
[INFO] [stdout]    --> src/parser/mod.rs:360:5
[INFO] [stdout]     |
[INFO] [stdout] 360 |     impl Into<BufReader<char>> for String {
[INFO] [stdout]     |     ^^^^^---------------------^^^^^------
[INFO] [stdout]     |     |    |                         |
[INFO] [stdout]     |     |    |                         `String` is not defined in the current crate
[INFO] [stdout]     |     |    `std::io::BufReader` is not defined in the current crate
[INFO] [stdout]     |     impl doesn't use only types from inside the current crate
[INFO] [stdout]     |
[INFO] [stdout]     = note: define and implement a trait or new type instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0117`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rlisp` due to 2 previous errors; 12 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "774f5f271e3a339cc83d85a318ba8161a592626438b6a9137b4246e6fb3a5ee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "774f5f271e3a339cc83d85a318ba8161a592626438b6a9137b4246e6fb3a5ee4", kill_on_drop: false }`
[INFO] [stdout] 774f5f271e3a339cc83d85a318ba8161a592626438b6a9137b4246e6fb3a5ee4
