[INFO] cloning repository https://github.com/remi-dupre/enum-spanner-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/remi-dupre/enum-spanner-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fremi-dupre%2Fenum-spanner-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fremi-dupre%2Fenum-spanner-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] fafbc7f04dc891d11b057460c7c964a0967c18bd [INFO] checking remi-dupre/enum-spanner-rs against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fremi-dupre%2Fenum-spanner-rs" "/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/remi-dupre/enum-spanner-rs 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/remi-dupre/enum-spanner-rs [INFO] finished tweaking git repo https://github.com/remi-dupre/enum-spanner-rs [INFO] tweaked toml for git repo https://github.com/remi-dupre/enum-spanner-rs written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/remi-dupre/enum-spanner-rs 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 utf8-ranges v1.0.3 [INFO] [stderr] Downloaded ucd-util v0.1.3 [INFO] [stderr] Downloaded memchr v2.2.1 [INFO] [stderr] Downloaded aho-corasick v0.7.4 [INFO] [stderr] Downloaded numtoa v0.1.0 [INFO] [stderr] Downloaded redox_syscall v0.1.54 [INFO] [stderr] Downloaded termion v1.5.2 [INFO] [stderr] Downloaded lazy_static v1.3.0 [INFO] [stderr] Downloaded clap v2.33.0 [INFO] [stderr] Downloaded regex v1.1.9 [INFO] [stderr] Downloaded libc v0.2.54 [INFO] [stderr] Downloaded regex-syntax v0.6.6 [INFO] [stderr] Downloaded winapi v0.3.7 [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] 8708e2e990c3fd330d1c4429253c57256f44f8f0557561e31b1264ea34774755 [INFO] running `Command { std: "docker" "start" "-a" "8708e2e990c3fd330d1c4429253c57256f44f8f0557561e31b1264ea34774755", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8708e2e990c3fd330d1c4429253c57256f44f8f0557561e31b1264ea34774755", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8708e2e990c3fd330d1c4429253c57256f44f8f0557561e31b1264ea34774755", kill_on_drop: false }` [INFO] [stdout] 8708e2e990c3fd330d1c4429253c57256f44f8f0557561e31b1264ea34774755 [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] 79412c269567debbc5be109c3d5a75dffd7b52cef495ff988ecb461b03c0df29 [INFO] running `Command { std: "docker" "start" "-a" "79412c269567debbc5be109c3d5a75dffd7b52cef495ff988ecb461b03c0df29", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.54 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling regex v1.1.9 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking utf8-ranges v1.0.3 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking regex-syntax v0.6.6 [INFO] [stderr] Checking aho-corasick v0.7.4 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking enum-spanner-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `lib_regex` is imported redundantly [INFO] [stdout] --> src/regex/naive.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use lib_regex; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | extern crate regex as lib_regex; [INFO] [stdout] | -------------------------------- the item `lib_regex` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `regex_syntax` is imported redundantly [INFO] [stdout] --> src/regex/parse.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use regex_syntax; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:11:1 [INFO] [stdout] | [INFO] [stdout] 11 | extern crate regex_syntax; [INFO] [stdout] | -------------------------- the item `regex_syntax` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `lib_regex` is imported redundantly [INFO] [stdout] --> src/regex/naive.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use lib_regex; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | extern crate regex as lib_regex; [INFO] [stdout] | -------------------------------- the item `lib_regex` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `regex_syntax` is imported redundantly [INFO] [stdout] --> src/regex/parse.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use regex_syntax; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:11:1 [INFO] [stdout] | [INFO] [stdout] 11 | extern crate regex_syntax; [INFO] [stdout] | -------------------------- the item `regex_syntax` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `col_mul` is never used [INFO] [stdout] --> src/matrix.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 15 | pub trait ColMul { [INFO] [stdout] | ------ method in this trait [INFO] [stdout] 16 | fn col_mul(&self, column: &Vec) -> Vec; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `col_mul` is never used [INFO] [stdout] --> src/matrix.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 15 | pub trait ColMul { [INFO] [stdout] | ------ method in this trait [INFO] [stdout] 16 | fn col_mul(&self, column: &Vec) -> Vec; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` 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/mapping/tests.rs:22:23 [INFO] [stdout] | [INFO] [stdout] 22 | for text in texts.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] 22 | for text in texts.iter() { [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or remove `.into_iter()` to iterate by value [INFO] [stdout] | [INFO] [stdout] 22 - for text in texts.into_iter() { [INFO] [stdout] 22 + for text in texts { [INFO] [stdout] | [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/mapping/tests.rs:32:23 [INFO] [stdout] | [INFO] [stdout] 32 | for text in texts.into_iter() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 32 | for text in texts.iter() { [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or remove `.into_iter()` to iterate by value [INFO] [stdout] | [INFO] [stdout] 32 - for text in texts.into_iter() { [INFO] [stdout] 32 + for text in texts { [INFO] [stdout] | [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/mapping/tests.rs:42:23 [INFO] [stdout] | [INFO] [stdout] 42 | for text in texts.into_iter() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 42 | for text in texts.iter() { [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or remove `.into_iter()` to iterate by value [INFO] [stdout] | [INFO] [stdout] 42 - for text in texts.into_iter() { [INFO] [stdout] 42 + for text in texts { [INFO] [stdout] | [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/mapping/tests.rs:53:23 [INFO] [stdout] | [INFO] [stdout] 53 | for text in texts.into_iter() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 53 | for text in texts.iter() { [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or remove `.into_iter()` to iterate by value [INFO] [stdout] | [INFO] [stdout] 53 - for text in texts.into_iter() { [INFO] [stdout] 53 + for text in texts { [INFO] [stdout] | [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/mapping/tests.rs:63:23 [INFO] [stdout] | [INFO] [stdout] 63 | for text in texts.into_iter() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 63 | for text in texts.iter() { [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or remove `.into_iter()` to iterate by value [INFO] [stdout] | [INFO] [stdout] 63 - for text in texts.into_iter() { [INFO] [stdout] 63 + for text in texts { [INFO] [stdout] | [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/mapping/tests.rs:80:23 [INFO] [stdout] | [INFO] [stdout] 80 | for text in texts.into_iter() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 80 | for text in texts.iter() { [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or remove `.into_iter()` to iterate by value [INFO] [stdout] | [INFO] [stdout] 80 - for text in texts.into_iter() { [INFO] [stdout] 80 + for text in texts { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.76s [INFO] running `Command { std: "docker" "inspect" "79412c269567debbc5be109c3d5a75dffd7b52cef495ff988ecb461b03c0df29", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "79412c269567debbc5be109c3d5a75dffd7b52cef495ff988ecb461b03c0df29", kill_on_drop: false }` [INFO] [stdout] 79412c269567debbc5be109c3d5a75dffd7b52cef495ff988ecb461b03c0df29 [INFO] checking remi-dupre/enum-spanner-rs against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fremi-dupre%2Fenum-spanner-rs" "/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/remi-dupre/enum-spanner-rs 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/remi-dupre/enum-spanner-rs [INFO] finished tweaking git repo https://github.com/remi-dupre/enum-spanner-rs [INFO] tweaked toml for git repo https://github.com/remi-dupre/enum-spanner-rs written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/remi-dupre/enum-spanner-rs 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] b25b48f68a2ed2c0211f616c40937a2cd4d21198a570f62504736f59083bbdb5 [INFO] running `Command { std: "docker" "start" "-a" "b25b48f68a2ed2c0211f616c40937a2cd4d21198a570f62504736f59083bbdb5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b25b48f68a2ed2c0211f616c40937a2cd4d21198a570f62504736f59083bbdb5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b25b48f68a2ed2c0211f616c40937a2cd4d21198a570f62504736f59083bbdb5", kill_on_drop: false }` [INFO] [stdout] b25b48f68a2ed2c0211f616c40937a2cd4d21198a570f62504736f59083bbdb5 [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] f886e78c273bcca5ee77b504654ae056c10a7d588fc60ecf0810f4a0d34aaac7 [INFO] running `Command { std: "docker" "start" "-a" "f886e78c273bcca5ee77b504654ae056c10a7d588fc60ecf0810f4a0d34aaac7", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.54 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Compiling regex v1.1.9 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking utf8-ranges v1.0.3 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking regex-syntax v0.6.6 [INFO] [stderr] Checking aho-corasick v0.7.4 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.1.9/src/exec.rs:795:13 [INFO] [stdout] | [INFO] [stdout] 795 | / match dfa::Fsm::reverse( [INFO] [stdout] 796 | | &self.ro.dfa_reverse, [INFO] [stdout] 797 | | self.cache, [INFO] [stdout] 798 | | false, [INFO] [stdout] ... | [INFO] [stdout] 809 | | Quit => return Some(Quit), [INFO] [stdout] 810 | | }; [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" "f886e78c273bcca5ee77b504654ae056c10a7d588fc60ecf0810f4a0d34aaac7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f886e78c273bcca5ee77b504654ae056c10a7d588fc60ecf0810f4a0d34aaac7", kill_on_drop: false }` [INFO] [stdout] f886e78c273bcca5ee77b504654ae056c10a7d588fc60ecf0810f4a0d34aaac7