[INFO] cloning repository https://github.com/SATBH/Lisp_interpreter [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SATBH/Lisp_interpreter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSATBH%2FLisp_interpreter", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSATBH%2FLisp_interpreter'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8e881e712b9d00d4266602a39523c87533b58cfe [INFO] checking SATBH/Lisp_interpreter against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSATBH%2FLisp_interpreter" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/SATBH/Lisp_interpreter 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/SATBH/Lisp_interpreter [INFO] finished tweaking git repo https://github.com/SATBH/Lisp_interpreter [INFO] tweaked toml for git repo https://github.com/SATBH/Lisp_interpreter written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/SATBH/Lisp_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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded utf8-ranges v1.0.4 [INFO] [stderr] Downloaded ucd-util v0.1.8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 6a07a5895b56c5f9d51e9fea65160807cca5471fdb614649ccc8f84404a08bdb [INFO] running `Command { std: "docker" "start" "-a" "6a07a5895b56c5f9d51e9fea65160807cca5471fdb614649ccc8f84404a08bdb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6a07a5895b56c5f9d51e9fea65160807cca5471fdb614649ccc8f84404a08bdb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6a07a5895b56c5f9d51e9fea65160807cca5471fdb614649ccc8f84404a08bdb", kill_on_drop: false }` [INFO] [stdout] 6a07a5895b56c5f9d51e9fea65160807cca5471fdb614649ccc8f84404a08bdb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 16a506898b489a81d4533ad60b31693b3d44f6932161082a07f09c78e6ec29eb [INFO] running `Command { std: "docker" "start" "-a" "16a506898b489a81d4533ad60b31693b3d44f6932161082a07f09c78e6ec29eb", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Checking ucd-util v0.1.8 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking utf8-ranges v1.0.4 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Checking interpreter v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `regex::Regex` [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use regex::Regex; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ParseTrie` [INFO] [stdout] --> src/main.rs:25:24 [INFO] [stdout] | [INFO] [stdout] 25 | use crate::parse::{ParseTrie, Expr}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `eval` [INFO] [stdout] --> src/main.rs:27:23 [INFO] [stdout] | [INFO] [stdout] 27 | use crate::eval::{eval, eval_expr}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `regex::Regex` [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use regex::Regex; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ParseTrie` [INFO] [stdout] --> src/main.rs:25:24 [INFO] [stdout] | [INFO] [stdout] 25 | use crate::parse::{ParseTrie, Expr}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `eval` [INFO] [stdout] --> src/main.rs:27:23 [INFO] [stdout] | [INFO] [stdout] 27 | use crate::eval::{eval, eval_expr}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/parse.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 37 | return Ok(Expr::Symbol(string.trim().to_string())); [INFO] [stdout] | -------------------------------------------------- any code following this expression is unreachable [INFO] [stdout] 38 | Err("Invalid expression".to_string()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/parse.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 37 | return Ok(Expr::Symbol(string.trim().to_string())); [INFO] [stdout] | -------------------------------------------------- any code following this expression is unreachable [INFO] [stdout] 38 | Err("Invalid expression".to_string()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/parse.rs:33:13 [INFO] [stdout] | [INFO] [stdout] 33 | let s:String = string.chars().skip(1) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/parse.rs:33:13 [INFO] [stdout] | [INFO] [stdout] 33 | let s:String = string.chars().skip(1) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/main.rs:11:18 [INFO] [stdout] | [INFO] [stdout] 11 | while let Ok(n) = std::io::stdin().read_line(&mut input){ [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/main.rs:11:18 [INFO] [stdout] | [INFO] [stdout] 11 | while let Ok(n) = std::io::stdin().read_line(&mut input){ [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `some` [INFO] [stdout] --> src/main.rs:54:14 [INFO] [stdout] | [INFO] [stdout] 54 | (some, List(t)) => { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_some` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `some` [INFO] [stdout] --> src/main.rs:54:14 [INFO] [stdout] | [INFO] [stdout] 54 | (some, List(t)) => { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_some` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `Global_env` should have a snake case name [INFO] [stdout] --> src/main.rs:9:13 [INFO] [stdout] | [INFO] [stdout] 9 | let mut Global_env: builtin_functions::Environment = builtin_functions::Environment{contents: HashMap::new()}; [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `global_env` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `Global_env` should have a snake case name [INFO] [stdout] --> src/main.rs:9:13 [INFO] [stdout] | [INFO] [stdout] 9 | let mut Global_env: builtin_functions::Environment = builtin_functions::Environment{contents: HashMap::new()}; [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `global_env` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.43s [INFO] running `Command { std: "docker" "inspect" "16a506898b489a81d4533ad60b31693b3d44f6932161082a07f09c78e6ec29eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "16a506898b489a81d4533ad60b31693b3d44f6932161082a07f09c78e6ec29eb", kill_on_drop: false }` [INFO] [stdout] 16a506898b489a81d4533ad60b31693b3d44f6932161082a07f09c78e6ec29eb [INFO] checking SATBH/Lisp_interpreter against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSATBH%2FLisp_interpreter" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/SATBH/Lisp_interpreter 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/SATBH/Lisp_interpreter [INFO] finished tweaking git repo https://github.com/SATBH/Lisp_interpreter [INFO] tweaked toml for git repo https://github.com/SATBH/Lisp_interpreter written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/SATBH/Lisp_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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] df632026a379afc0682d6efc95781c17f2a4969b0e7e346824591380c19d8d8e [INFO] running `Command { std: "docker" "start" "-a" "df632026a379afc0682d6efc95781c17f2a4969b0e7e346824591380c19d8d8e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "df632026a379afc0682d6efc95781c17f2a4969b0e7e346824591380c19d8d8e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "df632026a379afc0682d6efc95781c17f2a4969b0e7e346824591380c19d8d8e", kill_on_drop: false }` [INFO] [stdout] df632026a379afc0682d6efc95781c17f2a4969b0e7e346824591380c19d8d8e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 0390fd7f712ec4c60e19c18fab4ae0f152fb486b22c68dea19ec3605aeb9e1b1 [INFO] running `Command { std: "docker" "start" "-a" "0390fd7f712ec4c60e19c18fab4ae0f152fb486b22c68dea19ec3605aeb9e1b1", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Checking ucd-util v0.1.8 [INFO] [stderr] Checking utf8-ranges v1.0.4 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-0.2.11/src/exec.rs:756:13 [INFO] [stdout] | [INFO] [stdout] 756 | / match dfa::Fsm::reverse( [INFO] [stdout] 757 | | &self.ro.dfa_reverse, [INFO] [stdout] 758 | | self.cache, [INFO] [stdout] 759 | | false, [INFO] [stdout] ... | [INFO] [stdout] 766 | | Quit => return Some(Quit), [INFO] [stdout] 767 | | }; [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" "0390fd7f712ec4c60e19c18fab4ae0f152fb486b22c68dea19ec3605aeb9e1b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0390fd7f712ec4c60e19c18fab4ae0f152fb486b22c68dea19ec3605aeb9e1b1", kill_on_drop: false }` [INFO] [stdout] 0390fd7f712ec4c60e19c18fab4ae0f152fb486b22c68dea19ec3605aeb9e1b1