[INFO] cloning repository https://github.com/rrokkam/bytecode-interpreter [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rrokkam/bytecode-interpreter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frrokkam%2Fbytecode-interpreter", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frrokkam%2Fbytecode-interpreter'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a10c279904b8e1ff22837d75dbc2eb12d002a72c [INFO] checking rrokkam/bytecode-interpreter against try#0e1f5e292c80a395d02835ac656d141e992caf89 for pr-145605 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frrokkam%2Fbytecode-interpreter" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/rrokkam/bytecode-interpreter [INFO] finished tweaking git repo https://github.com/rrokkam/bytecode-interpreter [INFO] tweaked toml for git repo https://github.com/rrokkam/bytecode-interpreter written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/rrokkam/bytecode-interpreter on toolchain 0e1f5e292c80a395d02835ac656d141e992caf89 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0e1f5e292c80a395d02835ac656d141e992caf89" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/rrokkam/bytecode-interpreter 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" "+0e1f5e292c80a395d02835ac656d141e992caf89" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+0e1f5e292c80a395d02835ac656d141e992caf89" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f87101a25996cd9194daa19076ebb06d1ea81386cb2f84a82a6936e284ec216c [INFO] running `Command { std: "docker" "start" "-a" "f87101a25996cd9194daa19076ebb06d1ea81386cb2f84a82a6936e284ec216c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f87101a25996cd9194daa19076ebb06d1ea81386cb2f84a82a6936e284ec216c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f87101a25996cd9194daa19076ebb06d1ea81386cb2f84a82a6936e284ec216c", kill_on_drop: false }` [INFO] [stdout] f87101a25996cd9194daa19076ebb06d1ea81386cb2f84a82a6936e284ec216c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+0e1f5e292c80a395d02835ac656d141e992caf89" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6980dc2f90ba1850aec94fc1a9206e9a1b611603bd544f23f48768da5062e2ee [INFO] running `Command { std: "docker" "start" "-a" "6980dc2f90ba1850aec94fc1a9206e9a1b611603bd544f23f48768da5062e2ee", kill_on_drop: false }` [INFO] [stderr] Checking bytecode-interpreter v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `next` [INFO] [stdout] --> src/parse.rs:31:13 [INFO] [stdout] | [INFO] [stdout] 31 | let next = self.tokens.next()?; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_next` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Instruction` is never used [INFO] [stdout] --> src/parse.rs:4:10 [INFO] [stdout] | [INFO] [stdout] 4 | pub enum Instruction {} [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Instructions` is never constructed [INFO] [stdout] --> src/parse.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | struct Instructions [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/parse.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 13 | / impl Instructions [INFO] [stdout] 14 | | where [INFO] [stdout] 15 | | T: Iterator, [INFO] [stdout] | |______________________________- associated function in this implementation [INFO] [stdout] 16 | { [INFO] [stdout] 17 | fn new(tokens: T) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse` is never used [INFO] [stdout] --> src/parse.rs:36:4 [INFO] [stdout] | [INFO] [stdout] 36 | fn parse(tokens: impl Iterator) -> impl Iterator { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Tokens` is never constructed [INFO] [stdout] --> src/scan.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | pub struct Tokens<'source> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple methods are never used [INFO] [stdout] --> src/scan.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 6 | impl<'source> Tokens<'source> { [INFO] [stdout] | ----------------------------- methods in this implementation [INFO] [stdout] 7 | fn scan_token(&mut self, next: char) -> Kind { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 36 | fn next_matches(&mut self, expected: char) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 42 | fn next_until_eq(&mut self, expected: char) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 50 | fn identifier_or_keyword(&mut self, current: char) -> Kind { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 90 | fn identifier(&mut self) -> Kind { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 99 | fn number(&mut self) -> Kind { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 104 | fn string(&mut self) -> Kind { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 113 | fn comment(&mut self) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `tokenize` is never used [INFO] [stdout] --> src/scan.rs:133:8 [INFO] [stdout] | [INFO] [stdout] 133 | pub fn tokenize(source: &str) -> impl Iterator + '_ { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Kind` is never used [INFO] [stdout] --> src/token.rs:5:10 [INFO] [stdout] | [INFO] [stdout] 5 | pub enum Kind { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `KeywordKind` is never used [INFO] [stdout] --> src/token.rs:27:10 [INFO] [stdout] | [INFO] [stdout] 27 | pub enum KeywordKind { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Token` is never constructed [INFO] [stdout] --> src/token.rs:65:12 [INFO] [stdout] | [INFO] [stdout] 65 | pub struct Token { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/token.rs:71:12 [INFO] [stdout] | [INFO] [stdout] 70 | impl Token { [INFO] [stdout] | ---------- associated function in this implementation [INFO] [stdout] 71 | pub fn new(position: usize, kind: Kind) -> Token { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `next` [INFO] [stdout] --> src/parse.rs:31:13 [INFO] [stdout] | [INFO] [stdout] 31 | let next = self.tokens.next()?; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_next` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s [INFO] running `Command { std: "docker" "inspect" "6980dc2f90ba1850aec94fc1a9206e9a1b611603bd544f23f48768da5062e2ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6980dc2f90ba1850aec94fc1a9206e9a1b611603bd544f23f48768da5062e2ee", kill_on_drop: false }` [INFO] [stdout] 6980dc2f90ba1850aec94fc1a9206e9a1b611603bd544f23f48768da5062e2ee