[INFO] cloning repository https://github.com/jakeec/compiler [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jakeec/compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakeec%2Fcompiler", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakeec%2Fcompiler'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 23f1f872e93cc6cbc4a91550a5cc0a68ac3717f1 [INFO] checking jakeec/compiler against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakeec%2Fcompiler" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jakeec/compiler on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jakeec/compiler [INFO] finished tweaking git repo https://github.com/jakeec/compiler [INFO] tweaked toml for git repo https://github.com/jakeec/compiler written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/jakeec/compiler 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded aho-corasick v0.7.8 [INFO] [stderr] Downloaded memchr v2.3.2 [INFO] [stderr] Downloaded regex-syntax v0.6.14 [INFO] [stderr] Downloaded regex v1.3.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9728ac90d8c9e812c31f800db2ede4b6a09f96b45c3a0734418e7b1910c2fde8 [INFO] running `Command { std: "docker" "start" "-a" "9728ac90d8c9e812c31f800db2ede4b6a09f96b45c3a0734418e7b1910c2fde8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9728ac90d8c9e812c31f800db2ede4b6a09f96b45c3a0734418e7b1910c2fde8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9728ac90d8c9e812c31f800db2ede4b6a09f96b45c3a0734418e7b1910c2fde8", kill_on_drop: false }` [INFO] [stdout] 9728ac90d8c9e812c31f800db2ede4b6a09f96b45c3a0734418e7b1910c2fde8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] eff59a77b9897371bdf85b505f5033dd92454ac45d0c31567cebc21719341e25 [INFO] running `Command { std: "docker" "start" "-a" "eff59a77b9897371bdf85b505f5033dd92454ac45d0c31567cebc21719341e25", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.2 [INFO] [stderr] Checking regex-syntax v0.6.14 [INFO] [stderr] Checking aho-corasick v0.7.8 [INFO] [stderr] Checking regex v1.3.4 [INFO] [stderr] Checking compiler v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `TestReader` [INFO] [stdout] --> src/compiler.rs:1:29 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::reader::{Reader, TestReader}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TestWriter` [INFO] [stdout] --> src/compiler.rs:2:21 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::writer::{TestWriter, Writer}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/compiler.rs:287:12 [INFO] [stdout] | [INFO] [stdout] 287 | if (self.get_name() == String::from("else")) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 287 - if (self.get_name() == String::from("else")) { [INFO] [stdout] 287 + if self.get_name() == String::from("else") { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `StdinReader` [INFO] [stdout] --> src/main.rs:6:45 [INFO] [stdout] | [INFO] [stdout] 6 | use reader::{FileReader, Reader, ReaderArg, StdinReader}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Writer` [INFO] [stdout] --> src/main.rs:8:28 [INFO] [stdout] | [INFO] [stdout] 8 | use writer::{StdoutWriter, Writer}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs` [INFO] [stdout] --> src/assembly_interpreter.rs:421:9 [INFO] [stdout] | [INFO] [stdout] 421 | use std::fs; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TestReader` [INFO] [stdout] --> src/compiler.rs:1:29 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::reader::{Reader, TestReader}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TestWriter` [INFO] [stdout] --> src/compiler.rs:2:21 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::writer::{TestWriter, Writer}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/compiler.rs:287:12 [INFO] [stdout] | [INFO] [stdout] 287 | if (self.get_name() == String::from("else")) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 287 - if (self.get_name() == String::from("else")) { [INFO] [stdout] 287 + if self.get_name() == String::from("else") { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TestReader` is imported redundantly [INFO] [stdout] --> src/compiler.rs:301:36 [INFO] [stdout] | [INFO] [stdout] 300 | use super::*; [INFO] [stdout] | -------- the item `TestReader` is already imported here [INFO] [stdout] 301 | use crate::reader::{ReaderArg, TestReader}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TestWriter` is imported redundantly [INFO] [stdout] --> src/compiler.rs:302:9 [INFO] [stdout] | [INFO] [stdout] 300 | use super::*; [INFO] [stdout] | -------- the item `TestWriter` is already imported here [INFO] [stdout] 301 | use crate::reader::{ReaderArg, TestReader}; [INFO] [stdout] 302 | use crate::writer::TestWriter; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `StdinReader` [INFO] [stdout] --> src/main.rs:6:45 [INFO] [stdout] | [INFO] [stdout] 6 | use reader::{FileReader, Reader, ReaderArg, StdinReader}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Writer` [INFO] [stdout] --> src/main.rs:8:28 [INFO] [stdout] | [INFO] [stdout] 8 | use writer::{StdoutWriter, Writer}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/assembly_interpreter.rs:43:13 [INFO] [stdout] | [INFO] [stdout] 43 | let mut instruction: Vec = instruction.chars().collect(); [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] warning: variable does not need to be mutable [INFO] [stdout] --> src/assembly_interpreter.rs:54:13 [INFO] [stdout] | [INFO] [stdout] 54 | let mut rands = &instruction[index..instruction.len()]; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/compiler.rs:267:13 [INFO] [stdout] | [INFO] [stdout] 267 | for c in keyword.chars() {} [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/assembly_interpreter.rs:43:13 [INFO] [stdout] | [INFO] [stdout] 43 | let mut instruction: Vec = instruction.chars().collect(); [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] warning: variable does not need to be mutable [INFO] [stdout] --> src/assembly_interpreter.rs:54:13 [INFO] [stdout] | [INFO] [stdout] 54 | let mut rands = &instruction[index..instruction.len()]; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `arg` [INFO] [stdout] --> src/reader.rs:64:24 [INFO] [stdout] | [INFO] [stdout] 64 | fn read(&mut self, arg: ReaderArg) -> io::Result<()> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_arg` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `output` [INFO] [stdout] --> src/writer.rs:15:25 [INFO] [stdout] | [INFO] [stdout] 15 | fn write(&mut self, output: String) {} [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `output` [INFO] [stdout] --> src/writer.rs:16:27 [INFO] [stdout] | [INFO] [stdout] 16 | fn writeln(&mut self, output: String) {} [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `AssemblyInterpreter` is never constructed [INFO] [stdout] --> src/assembly_interpreter.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | pub struct AssemblyInterpreter { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `AssemblyInterpreter` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `AssemblyInterpreterError` is never used [INFO] [stdout] --> src/assembly_interpreter.rs:9:10 [INFO] [stdout] | [INFO] [stdout] 9 | pub enum AssemblyInterpreterError { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/assembly_interpreter.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 13 | impl AssemblyInterpreter { [INFO] [stdout] | ------------------------ associated items in this implementation [INFO] [stdout] 14 | fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 23 | fn eval(&mut self, input: String) -> Result<(), AssemblyInterpreterError> { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 40 | fn process_instruction(&mut self, instruction: String) -> Result<(), AssemblyInterpreterError> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 69 | fn divs_op(&mut self, rands: &[char]) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 126 | fn muls_op(&mut self, rands: &[char]) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 183 | fn neg_op(&mut self, rands: &[char]) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 240 | fn sub_op(&mut self, rands: &[char]) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 297 | fn add_op(&mut self, rands: &[char]) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 354 | fn move_op(&mut self, rands: &[char]) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `keyword` is never used [INFO] [stdout] --> src/compiler.rs:266:8 [INFO] [stdout] | [INFO] [stdout] 15 | impl<'a, R: Reader, W: Writer> Compiler<'a, R, W> { [INFO] [stdout] | ------------------------------------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 266 | fn keyword(&mut self, keyword: &str) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Raw` and `None` are never constructed [INFO] [stdout] --> src/reader.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 5 | pub enum ReaderArg { [INFO] [stdout] | --------- variants in this enum [INFO] [stdout] 6 | Raw(String), [INFO] [stdout] | ^^^ [INFO] [stdout] 7 | FilePath(String), [INFO] [stdout] 8 | None, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ReaderArg` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/reader.rs:47:12 [INFO] [stdout] | [INFO] [stdout] 46 | impl StdinReader { [INFO] [stdout] | ---------------- associated function in this implementation [INFO] [stdout] 47 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/reader.rs:53:12 [INFO] [stdout] | [INFO] [stdout] 52 | impl TestReader { [INFO] [stdout] | --------------- associated function in this implementation [INFO] [stdout] 53 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/writer.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 6 | impl TestWriter { [INFO] [stdout] | --------------- associated function in this implementation [INFO] [stdout] 7 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/assembly_interpreter.rs:34:13 [INFO] [stdout] | [INFO] [stdout] 34 | self.process_instruction(instruction); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 34 | let _ = self.process_instruction(instruction); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/compiler.rs:155:13 [INFO] [stdout] | [INFO] [stdout] 155 | self.match_char(&'('); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 155 | let _ = self.match_char(&'('); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/compiler.rs:156:13 [INFO] [stdout] | [INFO] [stdout] 156 | self.match_char(&')'); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 156 | let _ = self.match_char(&')'); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/compiler.rs:165:13 [INFO] [stdout] | [INFO] [stdout] 165 | self.match_char(&'('); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 165 | let _ = self.match_char(&'('); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/compiler.rs:167:13 [INFO] [stdout] | [INFO] [stdout] 167 | self.match_char(&')'); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 167 | let _ = self.match_char(&')'); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/compiler.rs:202:13 [INFO] [stdout] | [INFO] [stdout] 202 | self.get_char(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 202 | let _ = self.get_char(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/compiler.rs:231:9 [INFO] [stdout] | [INFO] [stdout] 231 | self.match_char(&'='); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 231 | let _ = self.match_char(&'='); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/compiler.rs:239:9 [INFO] [stdout] | [INFO] [stdout] 239 | self.match_char(&';'); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 239 | let _ = self.match_char(&';'); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/compiler.rs:243:9 [INFO] [stdout] | [INFO] [stdout] 243 | self.match_char(&'{'); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 243 | let _ = self.match_char(&'{'); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/compiler.rs:247:9 [INFO] [stdout] | [INFO] [stdout] 247 | self.match_char(&'}'); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 247 | let _ = self.match_char(&'}'); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 29 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/compiler.rs:267:13 [INFO] [stdout] | [INFO] [stdout] 267 | for c in keyword.chars() {} [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/compiler.rs:306:13 [INFO] [stdout] | [INFO] [stdout] 306 | let mut outputs = fs::read_to_string("./test_data/assembly_outputs.txt") [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `arg` [INFO] [stdout] --> src/reader.rs:64:24 [INFO] [stdout] | [INFO] [stdout] 64 | fn read(&mut self, arg: ReaderArg) -> io::Result<()> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_arg` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `output` [INFO] [stdout] --> src/writer.rs:15:25 [INFO] [stdout] | [INFO] [stdout] 15 | fn write(&mut self, output: String) {} [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `output` [INFO] [stdout] --> src/writer.rs:16:27 [INFO] [stdout] | [INFO] [stdout] 16 | fn writeln(&mut self, output: String) {} [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `output` is never read [INFO] [stdout] --> src/assembly_interpreter.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 2 | pub struct AssemblyInterpreter { [INFO] [stdout] | ------------------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 6 | output: Option, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `AssemblyInterpreter` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Unexpected` is never constructed [INFO] [stdout] --> src/assembly_interpreter.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 9 | pub enum AssemblyInterpreterError { [INFO] [stdout] | ------------------------ variant in this enum [INFO] [stdout] 10 | Unexpected, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `neg_op` is never used [INFO] [stdout] --> src/assembly_interpreter.rs:183:8 [INFO] [stdout] | [INFO] [stdout] 13 | impl AssemblyInterpreter { [INFO] [stdout] | ------------------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 183 | fn neg_op(&mut self, rands: &[char]) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `keyword` is never used [INFO] [stdout] --> src/compiler.rs:266:8 [INFO] [stdout] | [INFO] [stdout] 15 | impl<'a, R: Reader, W: Writer> Compiler<'a, R, W> { [INFO] [stdout] | ------------------------------------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 266 | fn keyword(&mut self, keyword: &str) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `None` is never constructed [INFO] [stdout] --> src/reader.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 5 | pub enum ReaderArg { [INFO] [stdout] | --------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 8 | None, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ReaderArg` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/reader.rs:47:12 [INFO] [stdout] | [INFO] [stdout] 46 | impl StdinReader { [INFO] [stdout] | ---------------- associated function in this implementation [INFO] [stdout] 47 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/assembly_interpreter.rs:34:13 [INFO] [stdout] | [INFO] [stdout] 34 | self.process_instruction(instruction); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 34 | let _ = self.process_instruction(instruction); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/assembly_interpreter.rs:434:9 [INFO] [stdout] | [INFO] [stdout] 434 | asm_interp.eval(writer.output); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 434 | let _ = asm_interp.eval(writer.output); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/assembly_interpreter.rs:450:9 [INFO] [stdout] | [INFO] [stdout] 450 | asm_interp.eval(writer.output); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 450 | let _ = asm_interp.eval(writer.output); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/assembly_interpreter.rs:466:9 [INFO] [stdout] | [INFO] [stdout] 466 | asm_interp.eval(writer.output); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 466 | let _ = asm_interp.eval(writer.output); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/assembly_interpreter.rs:483:9 [INFO] [stdout] | [INFO] [stdout] 483 | asm_interp.eval(writer.output); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 483 | let _ = asm_interp.eval(writer.output); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/assembly_interpreter.rs:499:9 [INFO] [stdout] | [INFO] [stdout] 499 | asm_interp.eval(writer.output); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 499 | let _ = asm_interp.eval(writer.output); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/assembly_interpreter.rs:517:9 [INFO] [stdout] | [INFO] [stdout] 517 | asm_interp.eval(writer.output); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 517 | let _ = asm_interp.eval(writer.output); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/assembly_interpreter.rs:536:9 [INFO] [stdout] | [INFO] [stdout] 536 | asm_interp.eval(writer.output); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 536 | let _ = asm_interp.eval(writer.output); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/compiler.rs:155:13 [INFO] [stdout] | [INFO] [stdout] 155 | self.match_char(&'('); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 155 | let _ = self.match_char(&'('); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/compiler.rs:156:13 [INFO] [stdout] | [INFO] [stdout] 156 | self.match_char(&')'); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 156 | let _ = self.match_char(&')'); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/compiler.rs:165:13 [INFO] [stdout] | [INFO] [stdout] 165 | self.match_char(&'('); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 165 | let _ = self.match_char(&'('); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/compiler.rs:167:13 [INFO] [stdout] | [INFO] [stdout] 167 | self.match_char(&')'); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 167 | let _ = self.match_char(&')'); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/compiler.rs:202:13 [INFO] [stdout] | [INFO] [stdout] 202 | self.get_char(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 202 | let _ = self.get_char(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/compiler.rs:231:9 [INFO] [stdout] | [INFO] [stdout] 231 | self.match_char(&'='); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 231 | let _ = self.match_char(&'='); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/compiler.rs:239:9 [INFO] [stdout] | [INFO] [stdout] 239 | self.match_char(&';'); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 239 | let _ = self.match_char(&';'); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/compiler.rs:243:9 [INFO] [stdout] | [INFO] [stdout] 243 | self.match_char(&'{'); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 243 | let _ = self.match_char(&'{'); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/compiler.rs:247:9 [INFO] [stdout] | [INFO] [stdout] 247 | self.match_char(&'}'); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 247 | let _ = self.match_char(&'}'); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 38 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.66s [INFO] running `Command { std: "docker" "inspect" "eff59a77b9897371bdf85b505f5033dd92454ac45d0c31567cebc21719341e25", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eff59a77b9897371bdf85b505f5033dd92454ac45d0c31567cebc21719341e25", kill_on_drop: false }` [INFO] [stdout] eff59a77b9897371bdf85b505f5033dd92454ac45d0c31567cebc21719341e25 [INFO] checking jakeec/compiler against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakeec%2Fcompiler" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jakeec/compiler on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jakeec/compiler [INFO] finished tweaking git repo https://github.com/jakeec/compiler [INFO] tweaked toml for git repo https://github.com/jakeec/compiler written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/jakeec/compiler 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4119a0eec7f3ac013a58a8b454d3ca892337844a0a07b7ee04583755e66b4bfa [INFO] running `Command { std: "docker" "start" "-a" "4119a0eec7f3ac013a58a8b454d3ca892337844a0a07b7ee04583755e66b4bfa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4119a0eec7f3ac013a58a8b454d3ca892337844a0a07b7ee04583755e66b4bfa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4119a0eec7f3ac013a58a8b454d3ca892337844a0a07b7ee04583755e66b4bfa", kill_on_drop: false }` [INFO] [stdout] 4119a0eec7f3ac013a58a8b454d3ca892337844a0a07b7ee04583755e66b4bfa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] eb1bbf25c7b93957f9408755addde1a010399b1afa65d85b70393eec04179a81 [INFO] running `Command { std: "docker" "start" "-a" "eb1bbf25c7b93957f9408755addde1a010399b1afa65d85b70393eec04179a81", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.2 [INFO] [stderr] Checking regex-syntax v0.6.14 [INFO] [stderr] Checking aho-corasick v0.7.8 [INFO] [stderr] Checking regex v1.3.4 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.3.4/src/exec.rs:836:13 [INFO] [stdout] | [INFO] [stdout] 836 | / match dfa::Fsm::reverse( [INFO] [stdout] 837 | | &self.ro.dfa_reverse, [INFO] [stdout] 838 | | self.cache.value(), [INFO] [stdout] 839 | | false, [INFO] [stdout] ... | [INFO] [stdout] 850 | | Quit => return Some(Quit), [INFO] [stdout] 851 | | }; [INFO] [stdout] | |_____________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `regex` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "eb1bbf25c7b93957f9408755addde1a010399b1afa65d85b70393eec04179a81", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eb1bbf25c7b93957f9408755addde1a010399b1afa65d85b70393eec04179a81", kill_on_drop: false }` [INFO] [stdout] eb1bbf25c7b93957f9408755addde1a010399b1afa65d85b70393eec04179a81