[INFO] cloning repository https://github.com/scratchyone/elk [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/scratchyone/elk" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscratchyone%2Felk", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscratchyone%2Felk'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4e760b98d7a20d179177d3e0478f998c4a76a534 [INFO] checking scratchyone/elk against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscratchyone%2Felk" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/scratchyone/elk 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/scratchyone/elk [INFO] finished tweaking git repo https://github.com/scratchyone/elk [INFO] tweaked toml for git repo https://github.com/scratchyone/elk written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/scratchyone/elk 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] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded beef v0.5.0 [INFO] [stderr] Downloaded colour v0.5.0 [INFO] [stderr] Downloaded logos v0.12.0 [INFO] [stderr] Downloaded crossterm v0.16.0 [INFO] [stderr] Downloaded syn v1.0.62 [INFO] [stderr] Downloaded regex-syntax v0.6.22 [INFO] [stderr] Downloaded libc v0.2.88 [INFO] [stderr] Downloaded logos-derive v0.12.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] c3e6f7645a1fb90f83dbd8bf5dda46fd7c765467c68f2473c6594ad5278380ca [INFO] running `Command { std: "docker" "start" "-a" "c3e6f7645a1fb90f83dbd8bf5dda46fd7c765467c68f2473c6594ad5278380ca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c3e6f7645a1fb90f83dbd8bf5dda46fd7c765467c68f2473c6594ad5278380ca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c3e6f7645a1fb90f83dbd8bf5dda46fd7c765467c68f2473c6594ad5278380ca", kill_on_drop: false }` [INFO] [stdout] c3e6f7645a1fb90f83dbd8bf5dda46fd7c765467c68f2473c6594ad5278380ca [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 94f2cdc062cab32064ed588fd1006ddd0978c03eb909fc448cb0e1a54c88d7ed [INFO] running `Command { std: "docker" "start" "-a" "94f2cdc062cab32064ed588fd1006ddd0978c03eb909fc448cb0e1a54c88d7ed", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.88 [INFO] [stderr] Compiling syn v1.0.62 [INFO] [stderr] Compiling beef v0.5.0 [INFO] [stderr] Compiling regex-syntax v0.6.22 [INFO] [stderr] Compiling utf8-ranges v1.0.4 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking codespan-reporting v0.11.1 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking signal-hook-registry v1.3.0 [INFO] [stderr] Checking parking_lot_core v0.7.2 [INFO] [stderr] Checking parking_lot v0.10.2 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking signal-hook v0.1.17 [INFO] [stderr] Checking crossterm v0.16.0 [INFO] [stderr] Checking colour v0.5.0 [INFO] [stderr] Compiling logos-derive v0.12.0 [INFO] [stderr] Checking logos v0.12.0 [INFO] [stderr] Checking elk v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/interpreter.rs:196:25 [INFO] [stdout] | [INFO] [stdout] 195 | show_error(format!("idk how to push to that"), &span); [INFO] [stdout] | ----------------------------------------------------- any code following this expression is unreachable [INFO] [stdout] 196 | Ok(Value::Null) [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/interpreter.rs:196:25 [INFO] [stdout] | [INFO] [stdout] 195 | show_error(format!("idk how to push to that"), &span); [INFO] [stdout] | ----------------------------------------------------- any code following this expression is unreachable [INFO] [stdout] 196 | Ok(Value::Null) [INFO] [stdout] | ^^^^^^^^^^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/parser.rs:279:28 [INFO] [stdout] | [INFO] [stdout] 279 | (Token::ObjectName(n), _) => match tokens.peek(1) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/parser.rs:279:28 [INFO] [stdout] | [INFO] [stdout] 279 | (Token::ObjectName(n), _) => match tokens.peek(1) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parser.rs:271:9 [INFO] [stdout] | [INFO] [stdout] 271 | let mut tokens = tokens; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parser.rs:271:9 [INFO] [stdout] | [INFO] [stdout] 271 | let mut tokens = tokens; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/parser.rs:566:28 [INFO] [stdout] | [INFO] [stdout] 566 | (Token::ObjectName(name), _) => match tokens.peek(1) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/parser.rs:566:28 [INFO] [stdout] | [INFO] [stdout] 566 | (Token::ObjectName(name), _) => match tokens.peek(1) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `statements` [INFO] [stdout] --> src/interpreter.rs:22:30 [INFO] [stdout] | [INFO] [stdout] 22 | Self::Func(args, statements, var_map) => { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_statements` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `statements` [INFO] [stdout] --> src/interpreter.rs:22:30 [INFO] [stdout] | [INFO] [stdout] 22 | Self::Func(args, statements, var_map) => { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_statements` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/interpreter.rs:360:17 [INFO] [stdout] | [INFO] [stdout] 359 | (a, b) => Ok(Value::String(a.to_string() + &b.to_string())), [INFO] [stdout] | ------ matches any value [INFO] [stdout] 360 | _ => show_error(format!("Cannot add conflicting types"), &span), [INFO] [stdout] | ^ unreachable pattern [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/interpreter.rs:360:17 [INFO] [stdout] | [INFO] [stdout] 359 | (a, b) => Ok(Value::String(a.to_string() + &b.to_string())), [INFO] [stdout] | ------ matches any value [INFO] [stdout] 360 | _ => show_error(format!("Cannot add conflicting types"), &span), [INFO] [stdout] | ^ unreachable pattern [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `func_var_map` [INFO] [stdout] --> src/interpreter.rs:267:53 [INFO] [stdout] | [INFO] [stdout] 267 | if let Value::Func(arg_names, code, func_var_map) = v.value.clone() { [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_func_var_map` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `func_var_map` [INFO] [stdout] --> src/interpreter.rs:267:53 [INFO] [stdout] | [INFO] [stdout] 267 | if let Value::Func(arg_names, code, func_var_map) = v.value.clone() { [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_func_var_map` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `stream` is never used [INFO] [stdout] --> src/parser.rs:958:8 [INFO] [stdout] | [INFO] [stdout] 958 | fn stream(contents: String) -> ParserStream<(Token, (std::ops::Range, String))> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 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 3.40s [INFO] running `Command { std: "docker" "inspect" "94f2cdc062cab32064ed588fd1006ddd0978c03eb909fc448cb0e1a54c88d7ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "94f2cdc062cab32064ed588fd1006ddd0978c03eb909fc448cb0e1a54c88d7ed", kill_on_drop: false }` [INFO] [stdout] 94f2cdc062cab32064ed588fd1006ddd0978c03eb909fc448cb0e1a54c88d7ed [INFO] checking scratchyone/elk against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscratchyone%2Felk" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/scratchyone/elk 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/scratchyone/elk [INFO] finished tweaking git repo https://github.com/scratchyone/elk [INFO] tweaked toml for git repo https://github.com/scratchyone/elk written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/scratchyone/elk 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 8df89ecbb5de7547b85439a5f0bf90adc7f9d1fb4773f43a9f5bcb5fb834562d [INFO] running `Command { std: "docker" "start" "-a" "8df89ecbb5de7547b85439a5f0bf90adc7f9d1fb4773f43a9f5bcb5fb834562d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8df89ecbb5de7547b85439a5f0bf90adc7f9d1fb4773f43a9f5bcb5fb834562d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8df89ecbb5de7547b85439a5f0bf90adc7f9d1fb4773f43a9f5bcb5fb834562d", kill_on_drop: false }` [INFO] [stdout] 8df89ecbb5de7547b85439a5f0bf90adc7f9d1fb4773f43a9f5bcb5fb834562d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] b0c52600af22a930d5b48daee65ac4ae4e327a4a4c936a2b0a3ae90597e358a7 [INFO] running `Command { std: "docker" "start" "-a" "b0c52600af22a930d5b48daee65ac4ae4e327a4a4c936a2b0a3ae90597e358a7", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.88 [INFO] [stderr] Compiling syn v1.0.62 [INFO] [stderr] Compiling beef v0.5.0 [INFO] [stderr] Compiling utf8-ranges v1.0.4 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling regex-syntax v0.6.22 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking codespan-reporting v0.11.1 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking signal-hook-registry v1.3.0 [INFO] [stderr] Checking parking_lot_core v0.7.2 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/signal-hook-registry-1.3.0/src/half_lock.rs:145:13 [INFO] [stdout] | [INFO] [stdout] 145 | unsafe { libc::abort() }; [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 `signal-hook-registry` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "b0c52600af22a930d5b48daee65ac4ae4e327a4a4c936a2b0a3ae90597e358a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b0c52600af22a930d5b48daee65ac4ae4e327a4a4c936a2b0a3ae90597e358a7", kill_on_drop: false }` [INFO] [stdout] b0c52600af22a930d5b48daee65ac4ae4e327a4a4c936a2b0a3ae90597e358a7