[INFO] cloning repository https://github.com/maekawatoshiki/rucc [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maekawatoshiki/rucc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaekawatoshiki%2Frucc", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaekawatoshiki%2Frucc'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 949eaf8e0b36a020df765646e5d61062fbece4db [INFO] checking maekawatoshiki/rucc against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaekawatoshiki%2Frucc" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/maekawatoshiki/rucc 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/maekawatoshiki/rucc [INFO] finished tweaking git repo https://github.com/maekawatoshiki/rucc [INFO] tweaked toml for git repo https://github.com/maekawatoshiki/rucc written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/maekawatoshiki/rucc 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] Downloading crates ... [INFO] [stderr] Downloaded llvm-sys v100.2.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] e8da4fc9d9daadd6e5e47a10028f11ae46ab256584eb6443bb3207f1a0649489 [INFO] running `Command { std: "docker" "start" "-a" "e8da4fc9d9daadd6e5e47a10028f11ae46ab256584eb6443bb3207f1a0649489", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e8da4fc9d9daadd6e5e47a10028f11ae46ab256584eb6443bb3207f1a0649489", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e8da4fc9d9daadd6e5e47a10028f11ae46ab256584eb6443bb3207f1a0649489", kill_on_drop: false }` [INFO] [stdout] e8da4fc9d9daadd6e5e47a10028f11ae46ab256584eb6443bb3207f1a0649489 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 676e5e5f82a5c0141f8ef41b73afa77ffcc5c57c7c52bfd6be6d9911e1bdc86d [INFO] running `Command { std: "docker" "start" "-a" "676e5e5f82a5c0141f8ef41b73afa77ffcc5c57c7c52bfd6be6d9911e1bdc86d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.148 [INFO] [stderr] Compiling memchr v2.6.3 [INFO] [stderr] Compiling regex-syntax v0.7.5 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Checking ucd-util v0.1.10 [INFO] [stderr] Checking utf8-ranges v1.0.5 [INFO] [stderr] Checking ansi_term v0.9.0 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Compiling aho-corasick v1.0.5 [INFO] [stderr] Compiling cc v1.0.83 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Compiling regex-automata v0.3.8 [INFO] [stderr] Compiling regex v1.9.5 [INFO] [stderr] Compiling llvm-sys v100.2.4 [INFO] [stderr] Checking rucc v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Box` is imported redundantly [INFO] [stdout] --> src/node.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::boxed::Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Box` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Send` is imported redundantly [INFO] [stdout] --> src/node.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::marker::Send; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Send` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Box` is imported redundantly [INFO] [stdout] --> src/parser.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::boxed::Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Box` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Box` is imported redundantly [INFO] [stdout] --> src/codegen.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::boxed::Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Box` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Box` is imported redundantly [INFO] [stdout] --> src/types.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::boxed::Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Box` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Send` is imported redundantly [INFO] [stdout] --> src/lib.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | use std::marker::Send; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Send` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Box` is imported redundantly [INFO] [stdout] --> src/node.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::boxed::Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Box` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Send` is imported redundantly [INFO] [stdout] --> src/node.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::marker::Send; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Send` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Box` is imported redundantly [INFO] [stdout] --> src/parser.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::boxed::Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Box` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Box` is imported redundantly [INFO] [stdout] --> src/codegen.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::boxed::Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Box` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Box` is imported redundantly [INFO] [stdout] --> src/types.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::boxed::Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Box` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Send` is imported redundantly [INFO] [stdout] --> src/lib.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | use std::marker::Send; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Send` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/main.rs:43:26 [INFO] [stdout] | [INFO] [stdout] 43 | Err(e) => panic!(format!("error: {:?}", e.kind())), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 43 - Err(e) => panic!(format!("error: {:?}", e.kind())), [INFO] [stdout] 43 + Err(e) => panic!("error: {:?}", e.kind()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/main.rs:77:26 [INFO] [stdout] | [INFO] [stdout] 77 | Err(e) => panic!(format!("error: {:?}", e.kind())), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 77 - Err(e) => panic!(format!("error: {:?}", e.kind())), [INFO] [stdout] 77 + Err(e) => panic!("error: {:?}", e.kind()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/main.rs:100:38 [INFO] [stdout] | [INFO] [stdout] 100 | Err(e) => panic!(format!("err in codegen: {:?}", e)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 100 - Err(e) => panic!(format!("err in codegen: {:?}", e)), [INFO] [stdout] 100 + Err(e) => panic!("err in codegen: {:?}", e), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.42s [INFO] running `Command { std: "docker" "inspect" "676e5e5f82a5c0141f8ef41b73afa77ffcc5c57c7c52bfd6be6d9911e1bdc86d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "676e5e5f82a5c0141f8ef41b73afa77ffcc5c57c7c52bfd6be6d9911e1bdc86d", kill_on_drop: false }` [INFO] [stdout] 676e5e5f82a5c0141f8ef41b73afa77ffcc5c57c7c52bfd6be6d9911e1bdc86d [INFO] checking maekawatoshiki/rucc against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaekawatoshiki%2Frucc" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/maekawatoshiki/rucc 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/maekawatoshiki/rucc [INFO] finished tweaking git repo https://github.com/maekawatoshiki/rucc [INFO] tweaked toml for git repo https://github.com/maekawatoshiki/rucc written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/maekawatoshiki/rucc 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 74012051b03451a0911b769667201c9b45e7c23ffbf122cf3d09d2f46d31066a [INFO] running `Command { std: "docker" "start" "-a" "74012051b03451a0911b769667201c9b45e7c23ffbf122cf3d09d2f46d31066a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "74012051b03451a0911b769667201c9b45e7c23ffbf122cf3d09d2f46d31066a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "74012051b03451a0911b769667201c9b45e7c23ffbf122cf3d09d2f46d31066a", kill_on_drop: false }` [INFO] [stdout] 74012051b03451a0911b769667201c9b45e7c23ffbf122cf3d09d2f46d31066a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] ec707bd0b521c675ef39c8e910ea7b4fca4aa6002513a0fe112b8b5fff133445 [INFO] running `Command { std: "docker" "start" "-a" "ec707bd0b521c675ef39c8e910ea7b4fca4aa6002513a0fe112b8b5fff133445", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.148 [INFO] [stderr] Compiling memchr v2.6.3 [INFO] [stderr] Compiling regex-syntax v0.7.5 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Checking ucd-util v0.1.10 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Checking unicode-width v0.1.10 [INFO] [stderr] Checking utf8-ranges v1.0.5 [INFO] [stderr] Checking ansi_term v0.9.0 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Compiling aho-corasick v1.0.5 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Compiling cc v1.0.83 [INFO] [stderr] Checking rand v0.3.23 [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] [stderr] Compiling regex-automata v0.3.8 [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" "ec707bd0b521c675ef39c8e910ea7b4fca4aa6002513a0fe112b8b5fff133445", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec707bd0b521c675ef39c8e910ea7b4fca4aa6002513a0fe112b8b5fff133445", kill_on_drop: false }` [INFO] [stdout] ec707bd0b521c675ef39c8e910ea7b4fca4aa6002513a0fe112b8b5fff133445