[INFO] cloning repository https://github.com/Cheshulko/cm_vm [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Cheshulko/cm_vm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCheshulko%2Fcm_vm", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCheshulko%2Fcm_vm'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 09744ff8d18bfb2e1442978ec704f1d9ec22709e [INFO] checking Cheshulko/cm_vm against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCheshulko%2Fcm_vm" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Cheshulko/cm_vm 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/Cheshulko/cm_vm [INFO] finished tweaking git repo https://github.com/Cheshulko/cm_vm [INFO] tweaked toml for git repo https://github.com/Cheshulko/cm_vm written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Cheshulko/cm_vm 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-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] ce0439b4a11be030d498f5cedfcfa183652d0931eed8cd71403d3b4d66c443f0 [INFO] running `Command { std: "docker" "start" "-a" "ce0439b4a11be030d498f5cedfcfa183652d0931eed8cd71403d3b4d66c443f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ce0439b4a11be030d498f5cedfcfa183652d0931eed8cd71403d3b4d66c443f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ce0439b4a11be030d498f5cedfcfa183652d0931eed8cd71403d3b4d66c443f0", kill_on_drop: false }` [INFO] [stdout] ce0439b4a11be030d498f5cedfcfa183652d0931eed8cd71403d3b4d66c443f0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 2a50fe2f29a43500a779cde2a3527afdb396f655be76a63ca0c9cc767afa867c [INFO] running `Command { std: "docker" "start" "-a" "2a50fe2f29a43500a779cde2a3527afdb396f655be76a63ca0c9cc767afa867c", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.140 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling io-lifetimes v1.0.9 [INFO] [stderr] Compiling rustix v0.36.11 [INFO] [stderr] Checking regex-syntax v0.6.29 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Checking aho-corasick v0.7.20 [INFO] [stderr] Checking regex v1.7.3 [INFO] [stderr] Checking is-terminal v0.4.5 [INFO] [stderr] Checking env_logger v0.10.0 [INFO] [stderr] Checking cm_vm v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/assembler/directive_parser.rs:53:9 [INFO] [stdout] | [INFO] [stdout] 53 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::vm::instruction::Opcode` [INFO] [stdout] --> src/assembler/directive_parser.rs:54:9 [INFO] [stdout] | [INFO] [stdout] 54 | use crate::vm::instruction::Opcode; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/assembler/instruction_parser.rs:150:9 [INFO] [stdout] | [INFO] [stdout] 150 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::vm::instruction::Opcode` [INFO] [stdout] --> src/assembler/instruction_parser.rs:151:9 [INFO] [stdout] | [INFO] [stdout] 151 | use crate::vm::instruction::Opcode; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/assembler/opcode_parser.rs:40:9 [INFO] [stdout] | [INFO] [stdout] 40 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/assembler/operand_parser.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/assembler/register_parser.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/assembler/mod.rs:67:9 [INFO] [stdout] | [INFO] [stdout] 67 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::vm::instruction::Opcode` [INFO] [stdout] --> src/assembler/directive_parser.rs:54:9 [INFO] [stdout] | [INFO] [stdout] 54 | use crate::vm::instruction::Opcode; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `LabelDeclaration` and `LabelUsage` are never constructed [INFO] [stdout] --> src/assembler/token.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub enum Token { [INFO] [stdout] | ----- variants in this enum [INFO] [stdout] ... [INFO] [stdout] 8 | LabelDeclaration { name: String }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] 9 | LabelUsage { name: String }, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Token` 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: method `run` is never used [INFO] [stdout] --> src/vm/mod.rs:196:12 [INFO] [stdout] | [INFO] [stdout] 21 | impl VM { [INFO] [stdout] | ------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 196 | pub fn run(&mut self) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/vm/instruction.rs:72:12 [INFO] [stdout] | [INFO] [stdout] 71 | impl Instruction { [INFO] [stdout] | ---------------- associated function in this implementation [INFO] [stdout] 72 | pub fn new(opcode: Opcode) -> Instruction { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `LabelDeclaration` and `LabelUsage` are never constructed [INFO] [stdout] --> src/assembler/token.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub enum Token { [INFO] [stdout] | ----- variants in this enum [INFO] [stdout] ... [INFO] [stdout] 8 | LabelDeclaration { name: String }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] 9 | LabelUsage { name: String }, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Token` 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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.95s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.2.3 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "2a50fe2f29a43500a779cde2a3527afdb396f655be76a63ca0c9cc767afa867c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2a50fe2f29a43500a779cde2a3527afdb396f655be76a63ca0c9cc767afa867c", kill_on_drop: false }` [INFO] [stdout] 2a50fe2f29a43500a779cde2a3527afdb396f655be76a63ca0c9cc767afa867c [INFO] checking Cheshulko/cm_vm against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCheshulko%2Fcm_vm" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Cheshulko/cm_vm 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/Cheshulko/cm_vm [INFO] finished tweaking git repo https://github.com/Cheshulko/cm_vm [INFO] tweaked toml for git repo https://github.com/Cheshulko/cm_vm written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Cheshulko/cm_vm 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] fda172459bd34444d220e96e4de86b9efe818af96e17a853a2ab6aa0a21061e1 [INFO] running `Command { std: "docker" "start" "-a" "fda172459bd34444d220e96e4de86b9efe818af96e17a853a2ab6aa0a21061e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fda172459bd34444d220e96e4de86b9efe818af96e17a853a2ab6aa0a21061e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fda172459bd34444d220e96e4de86b9efe818af96e17a853a2ab6aa0a21061e1", kill_on_drop: false }` [INFO] [stdout] fda172459bd34444d220e96e4de86b9efe818af96e17a853a2ab6aa0a21061e1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 95a9b0953a2f6c1d5e111db745c3214ca54907abbb14002fa83da5e174ae7e30 [INFO] running `Command { std: "docker" "start" "-a" "95a9b0953a2f6c1d5e111db745c3214ca54907abbb14002fa83da5e174ae7e30", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.140 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling io-lifetimes v1.0.9 [INFO] [stderr] Compiling rustix v0.36.11 [INFO] [stderr] Checking regex-syntax v0.6.29 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Checking aho-corasick v0.7.20 [INFO] [stderr] Checking regex v1.7.3 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.7.3/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] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "95a9b0953a2f6c1d5e111db745c3214ca54907abbb14002fa83da5e174ae7e30", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "95a9b0953a2f6c1d5e111db745c3214ca54907abbb14002fa83da5e174ae7e30", kill_on_drop: false }` [INFO] [stdout] 95a9b0953a2f6c1d5e111db745c3214ca54907abbb14002fa83da5e174ae7e30