[INFO] cloning repository https://github.com/rogeriochaves/unit [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rogeriochaves/unit" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frogeriochaves%2Funit", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frogeriochaves%2Funit'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5825fffd560951c61294b39c3d52e220bf729a40 [INFO] checking rogeriochaves/unit against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frogeriochaves%2Funit" "/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/rogeriochaves/unit 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/rogeriochaves/unit [INFO] finished tweaking git repo https://github.com/rogeriochaves/unit [INFO] tweaked toml for git repo https://github.com/rogeriochaves/unit written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/rogeriochaves/unit 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 cmd_lib v0.7.8 [INFO] [stderr] Downloaded simple-error v0.2.1 [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] 53147a1acf74386043990228079d893370e6b7fbe7fee18d112621a15beb874b [INFO] running `Command { std: "docker" "start" "-a" "53147a1acf74386043990228079d893370e6b7fbe7fee18d112621a15beb874b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "53147a1acf74386043990228079d893370e6b7fbe7fee18d112621a15beb874b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "53147a1acf74386043990228079d893370e6b7fbe7fee18d112621a15beb874b", kill_on_drop: false }` [INFO] [stdout] 53147a1acf74386043990228079d893370e6b7fbe7fee18d112621a15beb874b [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] 2eadbd31530f8d61fa05658c7e5b62927250ba74cee0fb6e237dc428ef0be8d8 [INFO] running `Command { std: "docker" "start" "-a" "2eadbd31530f8d61fa05658c7e5b62927250ba74cee0fb6e237dc428ef0be8d8", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Checking cmd_lib v0.7.8 [INFO] [stderr] Checking ppv-lite86 v0.2.8 [INFO] [stderr] Checking simple-error v0.2.1 [INFO] [stderr] Checking fs_extra v1.1.0 [INFO] [stderr] Checking aho-corasick v0.7.13 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking colored v2.0.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking Inflector v0.11.4 [INFO] [stderr] Checking unit v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `unit` is imported redundantly [INFO] [stdout] --> tests/python_test.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use unit; [INFO] [stdout] | ^^^^ the item `unit` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `unit` is imported redundantly [INFO] [stdout] --> tests/javascript_test.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use unit; [INFO] [stdout] | ^^^^ the item `unit` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `unit` is imported redundantly [INFO] [stdout] --> tests/rust_test.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use unit; [INFO] [stdout] | ^^^^ the item `unit` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `unit` is imported redundantly [INFO] [stdout] --> tests/clojure_test.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use unit; [INFO] [stdout] | ^^^^ the item `unit` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `unit` is imported redundantly [INFO] [stdout] --> tests/elixir_test.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use unit; [INFO] [stdout] | ^^^^ the item `unit` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `unit` is imported redundantly [INFO] [stdout] --> tests/elm_test.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use unit; [INFO] [stdout] | ^^^^ the item `unit` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `unit` is imported redundantly [INFO] [stdout] --> tests/perl_test.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use unit; [INFO] [stdout] | ^^^^ the item `unit` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `unit` is imported redundantly [INFO] [stdout] --> tests/java_test.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use unit; [INFO] [stdout] | ^^^^ the item `unit` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `unit` is imported redundantly [INFO] [stdout] --> tests/ruby_test.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use unit; [INFO] [stdout] | ^^^^ the item `unit` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.92s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: fs_extra v1.1.0 [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" "2eadbd31530f8d61fa05658c7e5b62927250ba74cee0fb6e237dc428ef0be8d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2eadbd31530f8d61fa05658c7e5b62927250ba74cee0fb6e237dc428ef0be8d8", kill_on_drop: false }` [INFO] [stdout] 2eadbd31530f8d61fa05658c7e5b62927250ba74cee0fb6e237dc428ef0be8d8 [INFO] checking rogeriochaves/unit against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frogeriochaves%2Funit" "/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/rogeriochaves/unit 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/rogeriochaves/unit [INFO] finished tweaking git repo https://github.com/rogeriochaves/unit [INFO] tweaked toml for git repo https://github.com/rogeriochaves/unit written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/rogeriochaves/unit 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] 35dcc7989dafd2535d84baa2567b4c86233db05c111da7e8fc1268463d440924 [INFO] running `Command { std: "docker" "start" "-a" "35dcc7989dafd2535d84baa2567b4c86233db05c111da7e8fc1268463d440924", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "35dcc7989dafd2535d84baa2567b4c86233db05c111da7e8fc1268463d440924", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "35dcc7989dafd2535d84baa2567b4c86233db05c111da7e8fc1268463d440924", kill_on_drop: false }` [INFO] [stdout] 35dcc7989dafd2535d84baa2567b4c86233db05c111da7e8fc1268463d440924 [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] 0a88f7a9d04395adce41ac829b1af8929d83beddf1d6cceb9ba36a1ad778650d [INFO] running `Command { std: "docker" "start" "-a" "0a88f7a9d04395adce41ac829b1af8929d83beddf1d6cceb9ba36a1ad778650d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Checking cmd_lib v0.7.8 [INFO] [stderr] Checking simple-error v0.2.1 [INFO] [stderr] Checking ppv-lite86 v0.2.8 [INFO] [stderr] Checking fs_extra v1.1.0 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking aho-corasick v0.7.13 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking colored v2.0.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.3.9/src/exec.rs:836:13 [INFO] [stdout] | [INFO] [stdout] 836 | / match dfa::Fsm::reverse( [INFO] [stdout] 837 | | &self.ro.dfa_reverse, [INFO] [stdout] 838 | | self.cache.value(), [INFO] [stdout] 839 | | false, [INFO] [stdout] ... | [INFO] [stdout] 850 | | Quit => return Some(Quit), [INFO] [stdout] 851 | | }; [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" "0a88f7a9d04395adce41ac829b1af8929d83beddf1d6cceb9ba36a1ad778650d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0a88f7a9d04395adce41ac829b1af8929d83beddf1d6cceb9ba36a1ad778650d", kill_on_drop: false }` [INFO] [stdout] 0a88f7a9d04395adce41ac829b1af8929d83beddf1d6cceb9ba36a1ad778650d