[INFO] cloning repository https://github.com/JulioDeLeon/rot [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JulioDeLeon/rot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJulioDeLeon%2Frot", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJulioDeLeon%2Frot'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 83c75df8577e8b559e4104b28eae1814134764c7 [INFO] checking JulioDeLeon/rot against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJulioDeLeon%2Frot" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/JulioDeLeon/rot 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/JulioDeLeon/rot [INFO] finished tweaking git repo https://github.com/JulioDeLeon/rot [INFO] tweaked toml for git repo https://github.com/JulioDeLeon/rot written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/JulioDeLeon/rot 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 2a704ae06f1daba6b85a9632e4e8a7e5bd5d828c8424fd2a48761a3ca8b6c1cc [INFO] running `Command { std: "docker" "start" "-a" "2a704ae06f1daba6b85a9632e4e8a7e5bd5d828c8424fd2a48761a3ca8b6c1cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2a704ae06f1daba6b85a9632e4e8a7e5bd5d828c8424fd2a48761a3ca8b6c1cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2a704ae06f1daba6b85a9632e4e8a7e5bd5d828c8424fd2a48761a3ca8b6c1cc", kill_on_drop: false }` [INFO] [stdout] 2a704ae06f1daba6b85a9632e4e8a7e5bd5d828c8424fd2a48761a3ca8b6c1cc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 013dccac5bf1e21c340bac8bb23f4f4b506f7b497ffce96adcbf552910809a1d [INFO] running `Command { std: "docker" "start" "-a" "013dccac5bf1e21c340bac8bb23f4f4b506f7b497ffce96adcbf552910809a1d", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Checking regex-syntax v0.6.28 [INFO] [stderr] Checking aho-corasick v0.7.19 [INFO] [stderr] Checking regex v1.7.0 [INFO] [stderr] Checking rot v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variants `MultiLnStringEval` and `MultiLnCommentEval` are never constructed [INFO] [stdout] --> src/lexer/lexer.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 9 | enum LexerState { [INFO] [stdout] | ---------- variants in this enum [INFO] [stdout] ... [INFO] [stdout] 14 | MultiLnStringEval, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] 15 | MultiLnCommentEval, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `LexerState` has a derived impl for the trait `Clone`, 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: struct `Parser` is never constructed [INFO] [stdout] --> src/parser/parser.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct Parser { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `new` and `parse` are never used [INFO] [stdout] --> src/parser/parser.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 7 | impl Parser { [INFO] [stdout] | ----------- associated functions in this implementation [INFO] [stdout] 8 | pub fn new(lexemes: Vec) -> Parser { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 14 | pub fn parse() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `MultiLnStringEval` and `MultiLnCommentEval` are never constructed [INFO] [stdout] --> src/lexer/lexer.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 9 | enum LexerState { [INFO] [stdout] | ---------- variants in this enum [INFO] [stdout] ... [INFO] [stdout] 14 | MultiLnStringEval, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] 15 | MultiLnCommentEval, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `LexerState` has a derived impl for the trait `Clone`, 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: struct `Parser` is never constructed [INFO] [stdout] --> src/parser/parser.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct Parser { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `new` and `parse` are never used [INFO] [stdout] --> src/parser/parser.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 7 | impl Parser { [INFO] [stdout] | ----------- associated functions in this implementation [INFO] [stdout] 8 | pub fn new(lexemes: Vec) -> Parser { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 14 | pub fn parse() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `MultiLnStringEval` and `MultiLnCommentEval` are never constructed [INFO] [stdout] --> src/lexer/lexer.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 9 | enum LexerState { [INFO] [stdout] | ---------- variants in this enum [INFO] [stdout] ... [INFO] [stdout] 14 | MultiLnStringEval, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] 15 | MultiLnCommentEval, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `LexerState` has a derived impl for the trait `Clone`, 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: variants `MultiLnStringEval` and `MultiLnCommentEval` are never constructed [INFO] [stdout] --> src/lexer/lexer.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 9 | enum LexerState { [INFO] [stdout] | ---------- variants in this enum [INFO] [stdout] ... [INFO] [stdout] 14 | MultiLnStringEval, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] 15 | MultiLnCommentEval, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `LexerState` has a derived impl for the trait `Clone`, 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: method `reset` is never used [INFO] [stdout] --> src/lexer/lexer.rs:181:12 [INFO] [stdout] | [INFO] [stdout] 100 | impl Lexer { [INFO] [stdout] | ---------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 181 | pub fn reset(&mut self, buff: Vec) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `reset` is never used [INFO] [stdout] --> src/lexer/lexer.rs:181:12 [INFO] [stdout] | [INFO] [stdout] 100 | impl Lexer { [INFO] [stdout] | ---------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 181 | pub fn reset(&mut self, buff: Vec) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.98s [INFO] running `Command { std: "docker" "inspect" "013dccac5bf1e21c340bac8bb23f4f4b506f7b497ffce96adcbf552910809a1d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "013dccac5bf1e21c340bac8bb23f4f4b506f7b497ffce96adcbf552910809a1d", kill_on_drop: false }` [INFO] [stdout] 013dccac5bf1e21c340bac8bb23f4f4b506f7b497ffce96adcbf552910809a1d [INFO] checking JulioDeLeon/rot against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJulioDeLeon%2Frot" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/JulioDeLeon/rot 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/JulioDeLeon/rot [INFO] finished tweaking git repo https://github.com/JulioDeLeon/rot [INFO] tweaked toml for git repo https://github.com/JulioDeLeon/rot written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/JulioDeLeon/rot 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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 1e8d48887f1592786bbe074e829d0df43171939f32cd27a33b41233cb3f4d9f2 [INFO] running `Command { std: "docker" "start" "-a" "1e8d48887f1592786bbe074e829d0df43171939f32cd27a33b41233cb3f4d9f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1e8d48887f1592786bbe074e829d0df43171939f32cd27a33b41233cb3f4d9f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1e8d48887f1592786bbe074e829d0df43171939f32cd27a33b41233cb3f4d9f2", kill_on_drop: false }` [INFO] [stdout] 1e8d48887f1592786bbe074e829d0df43171939f32cd27a33b41233cb3f4d9f2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 121dd8094d4b626ffd41d23188e7a4f4280dbd6dce52a5cf6b2e2afba35e247a [INFO] running `Command { std: "docker" "start" "-a" "121dd8094d4b626ffd41d23188e7a4f4280dbd6dce52a5cf6b2e2afba35e247a", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Checking regex-syntax v0.6.28 [INFO] [stderr] Checking aho-corasick v0.7.19 [INFO] [stderr] Checking regex v1.7.0 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.7.0/src/exec.rs:848:13 [INFO] [stdout] | [INFO] [stdout] 848 | / match dfa::Fsm::reverse( [INFO] [stdout] 849 | | &self.ro.dfa_reverse, [INFO] [stdout] 850 | | self.cache.value(), [INFO] [stdout] 851 | | false, [INFO] [stdout] ... | [INFO] [stdout] 862 | | Quit => return Some(Quit), [INFO] [stdout] 863 | | }; [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" "121dd8094d4b626ffd41d23188e7a4f4280dbd6dce52a5cf6b2e2afba35e247a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "121dd8094d4b626ffd41d23188e7a4f4280dbd6dce52a5cf6b2e2afba35e247a", kill_on_drop: false }` [INFO] [stdout] 121dd8094d4b626ffd41d23188e7a4f4280dbd6dce52a5cf6b2e2afba35e247a