[INFO] cloning repository https://github.com/fanduin/iridium [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fanduin/iridium" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffanduin%2Firidium", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffanduin%2Firidium'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e3e56623ce9dddad9b866f97663fff0bda3cb12b [INFO] checking fanduin/iridium against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffanduin%2Firidium" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/fanduin/iridium 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/fanduin/iridium [INFO] finished tweaking git repo https://github.com/fanduin/iridium [INFO] tweaked toml for git repo https://github.com/fanduin/iridium written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/fanduin/iridium 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] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded yaml-rust v0.3.5 [INFO] [stderr] Downloaded env_logger v0.5.13 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] cdd4185988abe16cc3010f496f513b0836fd876f65a59667e6ced1232cdd2c02 [INFO] running `Command { std: "docker" "start" "-a" "cdd4185988abe16cc3010f496f513b0836fd876f65a59667e6ced1232cdd2c02", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cdd4185988abe16cc3010f496f513b0836fd876f65a59667e6ced1232cdd2c02", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cdd4185988abe16cc3010f496f513b0836fd876f65a59667e6ced1232cdd2c02", kill_on_drop: false }` [INFO] [stdout] cdd4185988abe16cc3010f496f513b0836fd876f65a59667e6ced1232cdd2c02 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 7f29c3de88ab429ec727ff9856ea7562d5f15c0d8ca24b4edf5c6fffdf2192d4 [INFO] running `Command { std: "docker" "start" "-a" "7f29c3de88ab429ec727ff9856ea7562d5f15c0d8ca24b4edf5c6fffdf2192d4", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Checking regex-syntax v0.6.12 [INFO] [stderr] Checking unicode-width v0.1.6 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking termcolor v1.0.5 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking yaml-rust v0.3.5 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Checking nom v4.2.3 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stderr] Checking env_logger v0.5.13 [INFO] [stderr] Checking iridium v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Arg`, `SubCommand` [INFO] [stdout] --> src/main.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | use clap::{Arg, App, SubCommand}; [INFO] [stdout] | ^^^ ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Read` is imported redundantly [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use std::io::Read; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 13 | use std::io::prelude::*; [INFO] [stdout] | ------------------- the item `Read` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::prelude::*` [INFO] [stdout] --> src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use std::io::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/repl/mod.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std; [INFO] [stdout] | ^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Arg`, `SubCommand` [INFO] [stdout] --> src/main.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | use clap::{Arg, App, SubCommand}; [INFO] [stdout] | ^^^ ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Read` is imported redundantly [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use std::io::Read; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 13 | use std::io::prelude::*; [INFO] [stdout] | ------------------- the item `Read` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::prelude::*` [INFO] [stdout] --> src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use std::io::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/repl/mod.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std; [INFO] [stdout] | ^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `u32` [INFO] [stdout] --> src/assembler/assembler_errors.rs:46:69 [INFO] [stdout] | [INFO] [stdout] 46 | AssemblerError::NoSegmentDeclarationFound{ instruction: u32 } => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_u32` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `u32` [INFO] [stdout] --> src/assembler/assembler_errors.rs:49:78 [INFO] [stdout] | [INFO] [stdout] 49 | AssemblerError::StringConstantDeclaredWithoutLabel{ instruction: u32 } => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_u32` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `u32` [INFO] [stdout] --> src/assembler/assembler_errors.rs:55:63 [INFO] [stdout] | [INFO] [stdout] 55 | AssemblerError::UnknownDirectiveFound{ directive: u32 } => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_u32` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `String` [INFO] [stdout] --> src/assembler/assembler_errors.rs:64:48 [INFO] [stdout] | [INFO] [stdout] 64 | AssemblerError::ParseError{ error: String } => { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_String` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `symbol_type` is never read [INFO] [stdout] --> src/assembler/symbols.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 2 | pub struct Symbol { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 5 | symbol_type: SymbolType [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Symbol` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `String` should have a snake case name [INFO] [stdout] --> src/assembler/assembler_errors.rs:64:48 [INFO] [stdout] | [INFO] [stdout] 64 | AssemblerError::ParseError{ error: String } => { [INFO] [stdout] | ^^^^^^ help: convert the identifier to snake case (notice the capitalization): `string` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `u32` [INFO] [stdout] --> src/assembler/assembler_errors.rs:46:69 [INFO] [stdout] | [INFO] [stdout] 46 | AssemblerError::NoSegmentDeclarationFound{ instruction: u32 } => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_u32` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `u32` [INFO] [stdout] --> src/assembler/assembler_errors.rs:49:78 [INFO] [stdout] | [INFO] [stdout] 49 | AssemblerError::StringConstantDeclaredWithoutLabel{ instruction: u32 } => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_u32` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `u32` [INFO] [stdout] --> src/assembler/assembler_errors.rs:55:63 [INFO] [stdout] | [INFO] [stdout] 55 | AssemblerError::UnknownDirectiveFound{ directive: u32 } => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_u32` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `String` [INFO] [stdout] --> src/assembler/assembler_errors.rs:64:48 [INFO] [stdout] | [INFO] [stdout] 64 | AssemblerError::ParseError{ error: String } => { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_String` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `symbol_type` is never read [INFO] [stdout] --> src/assembler/symbols.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 2 | pub struct Symbol { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 5 | symbol_type: SymbolType [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Symbol` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `String` should have a snake case name [INFO] [stdout] --> src/assembler/assembler_errors.rs:64:48 [INFO] [stdout] | [INFO] [stdout] 64 | AssemblerError::ParseError{ error: String } => { [INFO] [stdout] | ^^^^^^ help: convert the identifier to snake case (notice the capitalization): `string` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stdout] --> src/vm.rs:260:39 [INFO] [stdout] | [INFO] [stdout] 260 | for byte in PIE_HEADER_PREFIX.into_iter() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 260 | for byte in PIE_HEADER_PREFIX.iter() { [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or remove `.into_iter()` to iterate by value [INFO] [stdout] | [INFO] [stdout] 260 - for byte in PIE_HEADER_PREFIX.into_iter() { [INFO] [stdout] 260 + for byte in PIE_HEADER_PREFIX { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.94s [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 2` [INFO] running `Command { std: "docker" "inspect" "7f29c3de88ab429ec727ff9856ea7562d5f15c0d8ca24b4edf5c6fffdf2192d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f29c3de88ab429ec727ff9856ea7562d5f15c0d8ca24b4edf5c6fffdf2192d4", kill_on_drop: false }` [INFO] [stdout] 7f29c3de88ab429ec727ff9856ea7562d5f15c0d8ca24b4edf5c6fffdf2192d4 [INFO] checking fanduin/iridium against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffanduin%2Firidium" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/fanduin/iridium 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/fanduin/iridium [INFO] finished tweaking git repo https://github.com/fanduin/iridium [INFO] tweaked toml for git repo https://github.com/fanduin/iridium written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/fanduin/iridium 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] f383511d28b6333e2ffe45ac848040796618f01e7a525c41e2a8349e57dc3eaf [INFO] running `Command { std: "docker" "start" "-a" "f383511d28b6333e2ffe45ac848040796618f01e7a525c41e2a8349e57dc3eaf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f383511d28b6333e2ffe45ac848040796618f01e7a525c41e2a8349e57dc3eaf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f383511d28b6333e2ffe45ac848040796618f01e7a525c41e2a8349e57dc3eaf", kill_on_drop: false }` [INFO] [stdout] f383511d28b6333e2ffe45ac848040796618f01e7a525c41e2a8349e57dc3eaf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] e80e5d7b5f9d462463bc177c21d5f420d6a25eb80a5cfd7ef1d4a8711204c240 [INFO] running `Command { std: "docker" "start" "-a" "e80e5d7b5f9d462463bc177c21d5f420d6a25eb80a5cfd7ef1d4a8711204c240", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking regex-syntax v0.6.12 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Checking unicode-width v0.1.6 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking termcolor v1.0.5 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking yaml-rust v0.3.5 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Checking nom v4.2.3 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.3.1/src/exec.rs:838:13 [INFO] [stdout] | [INFO] [stdout] 838 | / match dfa::Fsm::reverse( [INFO] [stdout] 839 | | &self.ro.dfa_reverse, [INFO] [stdout] 840 | | self.cache.value(), [INFO] [stdout] 841 | | false, [INFO] [stdout] ... | [INFO] [stdout] 852 | | Quit => return Some(Quit), [INFO] [stdout] 853 | | }; [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" "e80e5d7b5f9d462463bc177c21d5f420d6a25eb80a5cfd7ef1d4a8711204c240", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e80e5d7b5f9d462463bc177c21d5f420d6a25eb80a5cfd7ef1d4a8711204c240", kill_on_drop: false }` [INFO] [stdout] e80e5d7b5f9d462463bc177c21d5f420d6a25eb80a5cfd7ef1d4a8711204c240