[INFO] cloning repository https://github.com/jawm/protolang [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jawm/protolang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjawm%2Fprotolang", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjawm%2Fprotolang'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 529add6bdffa68d173674f024985a3650da11ee7 [INFO] testing jawm/protolang against 1.49.0 for beta-1.50-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjawm%2Fprotolang" "/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/jawm/protolang on toolchain 1.49.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jawm/protolang [INFO] finished tweaking git repo https://github.com/jawm/protolang [INFO] tweaked toml for git repo https://github.com/jawm/protolang written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/jawm/protolang already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: file found to be present in multiple build targets: /workspace/builds/worker-5/source/src/main.rs [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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 00259ed5d4022efb205b847ba04a595d5112708e20e6dee48f06af254c4e009e [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" "00259ed5d4022efb205b847ba04a595d5112708e20e6dee48f06af254c4e009e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "00259ed5d4022efb205b847ba04a595d5112708e20e6dee48f06af254c4e009e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "00259ed5d4022efb205b847ba04a595d5112708e20e6dee48f06af254c4e009e", kill_on_drop: false }` [INFO] [stdout] 00259ed5d4022efb205b847ba04a595d5112708e20e6dee48f06af254c4e009e [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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 85766b4f07c52f0928d96a4a52df825baaf9d96c9b95bd6b2f55644e91366dcb [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" "85766b4f07c52f0928d96a4a52df825baaf9d96c9b95bd6b2f55644e91366dcb", kill_on_drop: false }` [INFO] [stderr] warning: file found to be present in multiple build targets: /opt/rustwide/workdir/src/main.rs [INFO] [stderr] Compiling syn v0.15.36 [INFO] [stderr] Compiling wasm-bindgen-shared v0.2.47 [INFO] [stderr] Compiling bumpalo v2.4.3 [INFO] [stderr] Compiling libc v0.2.55 [INFO] [stderr] Compiling wasm-bindgen v0.2.47 [INFO] [stderr] Compiling maplit v1.0.1 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Compiling pest v2.1.1 [INFO] [stderr] Compiling pest_meta v2.1.1 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling wasm-bindgen-backend v0.2.47 [INFO] [stderr] Compiling pest_generator v2.1.0 [INFO] [stderr] Compiling wasm-bindgen-macro-support v0.2.47 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Compiling wasm-bindgen-macro v0.2.47 [INFO] [stderr] Compiling js-sys v0.3.24 [INFO] [stderr] Compiling compiler v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(exclusive_range_pattern)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/main.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(duration_float)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/main.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(in_band_lifetimes)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/main.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | #![feature(try_trait)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `SubCommand` [INFO] [stdout] --> src/main.rs:12:22 [INFO] [stdout] | [INFO] [stdout] 12 | use clap::{App, Arg, SubCommand}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs::File` [INFO] [stdout] --> src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `BufReader` [INFO] [stdout] --> src/main.rs:14:24 [INFO] [stdout] | [INFO] [stdout] 14 | use std::io::{BufRead, BufReader, Write}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::interpreter::Value` [INFO] [stdout] --> src/errors.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::interpreter::Value; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Token` [INFO] [stdout] --> src/errors.rs:2:26 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::lex::tokens::{Token, TokenType}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Binary` [INFO] [stdout] --> src/ast/expression.rs:4:16 [INFO] [stdout] | [INFO] [stdout] 4 | use std::fmt::{Binary, Display, Error, Formatter}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::ast::expression::UnaryOperation` [INFO] [stdout] --> src/ast/printer.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::ast::expression::UnaryOperation; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::borrow::Borrow` [INFO] [stdout] --> src/lex/lex.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use core::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `lex::tokens::Token` [INFO] [stdout] --> src/main.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | use lex::tokens::Token; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `lex::Lexer` [INFO] [stdout] --> src/main.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | use lex::Lexer; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `TokenType`, `Token` [INFO] [stdout] --> src/parse/mod.rs:5:26 [INFO] [stdout] | [INFO] [stdout] 5 | use crate::lex::tokens::{Token, TokenType}; [INFO] [stdout] | ^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::convert::TryInto` [INFO] [stdout] --> src/parse/mod.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::convert::TryInto; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::iter::Peekable` [INFO] [stdout] --> src/parse/mod.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::iter::Peekable; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `wasm_bindgen::__rt::core::hint::unreachable_unchecked` [INFO] [stdout] --> src/parse/mod.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use wasm_bindgen::__rt::core::hint::unreachable_unchecked; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `wasm_bindgen::__rt::std::process::exit` [INFO] [stdout] --> src/parse/mod.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use wasm_bindgen::__rt::std::process::exit; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::errors::Error` [INFO] [stdout] --> src/main.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | use crate::errors::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::ast::expression::ExpressionVisitor` [INFO] [stdout] --> src/main.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | use crate::ast::expression::ExpressionVisitor; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Cell`, `Ref` [INFO] [stdout] --> src/interpreter/mod.rs:7:17 [INFO] [stdout] | [INFO] [stdout] 7 | use std::cell::{Cell, Ref, RefCell}; [INFO] [stdout] | ^^^^ ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Binary` [INFO] [stdout] --> src/interpreter/mod.rs:11:16 [INFO] [stdout] | [INFO] [stdout] 11 | use std::fmt::{Binary, Debug, Display, Formatter}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `SystemTime`, `UNIX_EPOCH` [INFO] [stdout] --> src/interpreter/mod.rs:14:17 [INFO] [stdout] | [INFO] [stdout] 14 | use std::time::{SystemTime, UNIX_EPOCH}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/interpreter/mod.rs:63:17 [INFO] [stdout] | [INFO] [stdout] 63 | Callable(Rc), [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn Callable` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:136:21 [INFO] [stdout] | [INFO] [stdout] 136 | output: &'a mut std::io::Write, [INFO] [stdout] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(exclusive_range_pattern)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/main.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(duration_float)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/main.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(in_band_lifetimes)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/main.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | #![feature(try_trait)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `SubCommand` [INFO] [stdout] --> src/main.rs:12:22 [INFO] [stdout] | [INFO] [stdout] 12 | use clap::{App, Arg, SubCommand}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs::File` [INFO] [stdout] --> src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `BufReader` [INFO] [stdout] --> src/main.rs:14:24 [INFO] [stdout] | [INFO] [stdout] 14 | use std::io::{BufRead, BufReader, Write}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::interpreter::Value` [INFO] [stdout] --> src/errors.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::interpreter::Value; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Token` [INFO] [stdout] --> src/errors.rs:2:26 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::lex::tokens::{Token, TokenType}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Binary` [INFO] [stdout] --> src/ast/expression.rs:4:16 [INFO] [stdout] | [INFO] [stdout] 4 | use std::fmt::{Binary, Display, Error, Formatter}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::ast::expression::UnaryOperation` [INFO] [stdout] --> src/ast/printer.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::ast::expression::UnaryOperation; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::borrow::Borrow` [INFO] [stdout] --> src/lex/lex.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use core::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `lex::tokens::Token` [INFO] [stdout] --> src/main.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | use lex::tokens::Token; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `lex::Lexer` [INFO] [stdout] --> src/main.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | use lex::Lexer; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `TokenType`, `Token` [INFO] [stdout] --> src/parse/mod.rs:5:26 [INFO] [stdout] | [INFO] [stdout] 5 | use crate::lex::tokens::{Token, TokenType}; [INFO] [stdout] | ^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::convert::TryInto` [INFO] [stdout] --> src/parse/mod.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::convert::TryInto; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::iter::Peekable` [INFO] [stdout] --> src/parse/mod.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::iter::Peekable; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `wasm_bindgen::__rt::core::hint::unreachable_unchecked` [INFO] [stdout] --> src/parse/mod.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use wasm_bindgen::__rt::core::hint::unreachable_unchecked; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `wasm_bindgen::__rt::std::process::exit` [INFO] [stdout] --> src/parse/mod.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use wasm_bindgen::__rt::std::process::exit; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::errors::Error` [INFO] [stdout] --> src/main.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | use crate::errors::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::ast::expression::ExpressionVisitor` [INFO] [stdout] --> src/main.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | use crate::ast::expression::ExpressionVisitor; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Cell`, `Ref` [INFO] [stdout] --> src/interpreter/mod.rs:7:17 [INFO] [stdout] | [INFO] [stdout] 7 | use std::cell::{Cell, Ref, RefCell}; [INFO] [stdout] | ^^^^ ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Binary` [INFO] [stdout] --> src/interpreter/mod.rs:11:16 [INFO] [stdout] | [INFO] [stdout] 11 | use std::fmt::{Binary, Debug, Display, Formatter}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `SystemTime`, `UNIX_EPOCH` [INFO] [stdout] --> src/interpreter/mod.rs:14:17 [INFO] [stdout] | [INFO] [stdout] 14 | use std::time::{SystemTime, UNIX_EPOCH}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/interpreter/mod.rs:63:17 [INFO] [stdout] | [INFO] [stdout] 63 | Callable(Rc), [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn Callable` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:136:21 [INFO] [stdout] | [INFO] [stdout] 136 | output: &'a mut std::io::Write, [INFO] [stdout] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ExpressionVisitor` [INFO] [stdout] --> src/interpreter/mod.rs:2:34 [INFO] [stdout] | [INFO] [stdout] 2 | BinaryOperation, Expression, ExpressionVisitor, Literal, Param, UnaryOperation, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::borrow::Borrow` [INFO] [stdout] --> src/interpreter/mod.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use core::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors; 24 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `compiler` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused import: `ExpressionVisitor` [INFO] [stdout] --> src/interpreter/mod.rs:2:34 [INFO] [stdout] | [INFO] [stdout] 2 | BinaryOperation, Expression, ExpressionVisitor, Literal, Param, UnaryOperation, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::borrow::Borrow` [INFO] [stdout] --> src/interpreter/mod.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use core::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors; 24 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "85766b4f07c52f0928d96a4a52df825baaf9d96c9b95bd6b2f55644e91366dcb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "85766b4f07c52f0928d96a4a52df825baaf9d96c9b95bd6b2f55644e91366dcb", kill_on_drop: false }` [INFO] [stdout] 85766b4f07c52f0928d96a4a52df825baaf9d96c9b95bd6b2f55644e91366dcb