[INFO] cloning repository https://github.com/jechase/rlisp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jechase/rlisp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjechase%2Frlisp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjechase%2Frlisp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8eeba38ab192e6894eb955e3e42e35de5de02213
[INFO] building jechase/rlisp against master#881c1ac408d93bb7adaa3a51dabab9266e82eee8 for issue-85264
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjechase%2Frlisp" "/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/jechase/rlisp on toolchain 881c1ac408d93bb7adaa3a51dabab9266e82eee8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jechase/rlisp
[INFO] finished tweaking git repo https://github.com/jechase/rlisp
[INFO] tweaked toml for git repo https://github.com/jechase/rlisp written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/jechase/rlisp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded memchr v0.1.3
[INFO] [stderr]   Downloaded regex-syntax v0.1.2
[INFO] [stderr]   Downloaded aho-corasick v0.1.3
[INFO] [stderr]   Downloaded regex v0.1.35
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e95217b886a129cfb7c969b67e559efc8bfd761af3a9a91bd12b66405cd3651d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e95217b886a129cfb7c969b67e559efc8bfd761af3a9a91bd12b66405cd3651d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e95217b886a129cfb7c969b67e559efc8bfd761af3a9a91bd12b66405cd3651d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e95217b886a129cfb7c969b67e559efc8bfd761af3a9a91bd12b66405cd3651d", kill_on_drop: false }`
[INFO] [stdout] e95217b886a129cfb7c969b67e559efc8bfd761af3a9a91bd12b66405cd3651d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] faa1c8bf5b13b0a280263fcd1dfde2c9160292efc4a6d68ffce64b9f46599a76
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "faa1c8bf5b13b0a280263fcd1dfde2c9160292efc4a6d68ffce64b9f46599a76", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.1.8
[INFO] [stderr]    Compiling regex-syntax v0.1.2
[INFO] [stderr]    Compiling memchr v0.1.3
[INFO] [stderr]    Compiling aho-corasick v0.1.3
[INFO] [stderr]    Compiling regex v0.1.35
[INFO] [stderr]    Compiling rlisp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/parse.rs:73:35
[INFO] [stdout]    |
[INFO] [stdout] 73 |                         _ => Some((Bool(false))),
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/val.rs:38:17
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 try!(write!(f, "("));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/val.rs:49:29
[INFO] [stdout]    |
[INFO] [stdout] 49 | ...                   try!(write!(f, "{}", current));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/val.rs:53:29
[INFO] [stdout]    |
[INFO] [stdout] 53 | ...                   try!(write!(f, ". {}", current));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/val.rs:56:36
[INFO] [stdout]    |
[INFO] [stdout] 56 |                         Some(_) => try!(write!(f, "{} ", current))
[INFO] [stdout]    |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/val.rs:40:25
[INFO] [stdout]    |
[INFO] [stdout] 40 |                     let mut current;
[INFO] [stdout]    |                         ----^^^^^^^
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0446]: private type `Lexer` in public interface
[INFO] [stdout]   --> src/parse.rs:37:19
[INFO] [stdout]    |
[INFO] [stdout] 36 | struct Lexer(pub HashMap<TokType, Regex>);
[INFO] [stdout]    | ------------------------------------------ `Lexer` declared as private
[INFO] [stdout] 37 | pub struct Parser(pub Lexer);
[INFO] [stdout]    |                   ^^^^^^^^^ can't leak private type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: private type `val::Iter<'_>` in public interface (error E0446)
[INFO] [stdout]   --> src/val.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn iter(&self) -> Iter {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(private_in_public)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0446`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rlisp`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "faa1c8bf5b13b0a280263fcd1dfde2c9160292efc4a6d68ffce64b9f46599a76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faa1c8bf5b13b0a280263fcd1dfde2c9160292efc4a6d68ffce64b9f46599a76", kill_on_drop: false }`
[INFO] [stdout] faa1c8bf5b13b0a280263fcd1dfde2c9160292efc4a6d68ffce64b9f46599a76
