[INFO] cloning repository https://github.com/mov-rax-rax/parser-thingy [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mov-rax-rax/parser-thingy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmov-rax-rax%2Fparser-thingy", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmov-rax-rax%2Fparser-thingy'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d7a2a43f91ba2fa6a24fee57583f46670700984f [INFO] testing mov-rax-rax/parser-thingy against 1.59.0 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmov-rax-rax%2Fparser-thingy" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mov-rax-rax/parser-thingy on toolchain 1.59.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mov-rax-rax/parser-thingy [INFO] finished tweaking git repo https://github.com/mov-rax-rax/parser-thingy [INFO] tweaked toml for git repo https://github.com/mov-rax-rax/parser-thingy written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/mov-rax-rax/parser-thingy already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 335e7b5f056898407bb30de2c770e595e9c72d07cd70fadce6484689eb0c4039 [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" "335e7b5f056898407bb30de2c770e595e9c72d07cd70fadce6484689eb0c4039", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "335e7b5f056898407bb30de2c770e595e9c72d07cd70fadce6484689eb0c4039", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "335e7b5f056898407bb30de2c770e595e9c72d07cd70fadce6484689eb0c4039", kill_on_drop: false }` [INFO] [stdout] 335e7b5f056898407bb30de2c770e595e9c72d07cd70fadce6484689eb0c4039 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3a6ef0e67cbeda1d869ac326eb72f5701036c2bf9bfe082238d9c16045fb2c5c [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" "3a6ef0e67cbeda1d869ac326eb72f5701036c2bf9bfe082238d9c16045fb2c5c", kill_on_drop: false }` [INFO] [stderr] Compiling parser_thingy v0.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `lexer` [INFO] [stdout] --> src/main.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | let lexer = lexer::Lexer::new(&input); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lexer` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lexer` [INFO] [stdout] --> src/main.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | let lexer = lexer::Lexer::new(&input); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lexer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `comment` [INFO] [stdout] --> src/lexer.rs:43:32 [INFO] [stdout] | [INFO] [stdout] 43 | Lexme::LineComment(comment) => format!("\n"), [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_comment` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `end` is never read [INFO] [stdout] --> src/lexer.rs:97:17 [INFO] [stdout] | [INFO] [stdout] 97 | let mut end = start; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `end` is never read [INFO] [stdout] --> src/lexer.rs:121:17 [INFO] [stdout] | [INFO] [stdout] 121 | let mut end = start; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `end` is never read [INFO] [stdout] --> src/lexer.rs:141:17 [INFO] [stdout] | [INFO] [stdout] 141 | let mut end = start; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `end` is never read [INFO] [stdout] --> src/lexer.rs:159:17 [INFO] [stdout] | [INFO] [stdout] 159 | let mut end = start; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `end` is never read [INFO] [stdout] --> src/lexer.rs:181:17 [INFO] [stdout] | [INFO] [stdout] 181 | let mut end = start; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `display` [INFO] [stdout] --> src/lexer.rs:25:12 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn display(&self) -> String { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/parser.rs:44:12 [INFO] [stdout] | [INFO] [stdout] 44 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `do_paren_left` [INFO] [stdout] --> src/parser.rs:89:12 [INFO] [stdout] | [INFO] [stdout] 89 | pub fn do_paren_left(&mut self) -> Option<()> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `do_paren_right` [INFO] [stdout] --> src/parser.rs:101:12 [INFO] [stdout] | [INFO] [stdout] 101 | pub fn do_paren_right(&mut self) -> Option<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `do_comma` [INFO] [stdout] --> src/parser.rs:173:12 [INFO] [stdout] | [INFO] [stdout] 173 | pub fn do_comma(&mut self) -> Option<()> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `do_string` [INFO] [stdout] --> src/parser.rs:240:12 [INFO] [stdout] | [INFO] [stdout] 240 | pub fn do_string(&mut self) -> Option { [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:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(iter_intersperse)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 14 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 `parser_thingy` due to 2 previous errors; 14 warnings emitted [INFO] running `Command { std: "docker" "inspect" "3a6ef0e67cbeda1d869ac326eb72f5701036c2bf9bfe082238d9c16045fb2c5c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a6ef0e67cbeda1d869ac326eb72f5701036c2bf9bfe082238d9c16045fb2c5c", kill_on_drop: false }` [INFO] [stdout] 3a6ef0e67cbeda1d869ac326eb72f5701036c2bf9bfe082238d9c16045fb2c5c