[INFO] cloning repository https://github.com/sliperly/rust_text_editor [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sliperly/rust_text_editor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsliperly%2Frust_text_editor", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsliperly%2Frust_text_editor'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b96bd3c18ad4a6879a4fdcfecade5a9f7071016f [INFO] checking sliperly/rust_text_editor against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsliperly%2Frust_text_editor" "/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/sliperly/rust_text_editor 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/sliperly/rust_text_editor [INFO] finished tweaking git repo https://github.com/sliperly/rust_text_editor [INFO] tweaked toml for git repo https://github.com/sliperly/rust_text_editor written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/sliperly/rust_text_editor 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] Locking 73 packages [INFO] [stderr] Adding android-tzdata v0.1.1 [INFO] [stderr] Adding android_system_properties v0.1.5 [INFO] [stderr] Adding anyhow v1.0.81 [INFO] [stderr] Adding arc-swap v1.7.1 [INFO] [stderr] Adding autocfg v1.2.0 [INFO] [stderr] Adding bumpalo v3.15.4 [INFO] [stderr] Adding cc v1.0.90 [INFO] [stderr] Adding cfg-if v1.0.0 [INFO] [stderr] Adding chrono v0.4.37 [INFO] [stderr] Adding core-foundation-sys v0.8.6 [INFO] [stderr] Adding derivative v2.2.0 [INFO] [stderr] Adding destructure_traitobject v0.2.0 (latest: v0.3.0) [INFO] [stderr] Adding equivalent v1.0.1 [INFO] [stderr] Adding fnv v1.0.7 [INFO] [stderr] Adding getrandom v0.2.12 [INFO] [stderr] Adding hashbrown v0.14.3 [INFO] [stderr] Adding humantime v2.1.0 [INFO] [stderr] Adding iana-time-zone v0.1.60 [INFO] [stderr] Adding iana-time-zone-haiku v0.1.2 [INFO] [stderr] Adding indexmap v2.2.6 [INFO] [stderr] Adding itoa v1.0.11 [INFO] [stderr] Adding js-sys v0.3.69 [INFO] [stderr] Adding lock_api v0.4.11 [INFO] [stderr] Adding log-mdc v0.1.0 [INFO] [stderr] Adding log4rs v1.3.0 [INFO] [stderr] Adding num-traits v0.2.18 [INFO] [stderr] Adding once_cell v1.19.0 [INFO] [stderr] Adding ordered-float v2.10.1 (latest: v4.2.0) [INFO] [stderr] Adding parking_lot v0.12.1 [INFO] [stderr] Adding parking_lot_core v0.9.9 [INFO] [stderr] Adding ppv-lite86 v0.2.17 [INFO] [stderr] Adding proc-macro2 v1.0.79 [INFO] [stderr] Adding quote v1.0.35 [INFO] [stderr] Adding rand v0.8.5 [INFO] [stderr] Adding rand_chacha v0.3.1 [INFO] [stderr] Adding rand_core v0.6.4 [INFO] [stderr] Adding redox_syscall v0.4.1 (latest: v0.5.1) [INFO] [stderr] Adding rte v0.1.0 (/workspace/builds/worker-0-tc1/source) [INFO] [stderr] Adding ryu v1.0.17 [INFO] [stderr] Adding scopeguard v1.2.0 [INFO] [stderr] Adding serde v1.0.197 [INFO] [stderr] Adding serde-value v0.7.0 [INFO] [stderr] Adding serde_derive v1.0.197 [INFO] [stderr] Adding serde_json v1.0.115 [INFO] [stderr] Adding serde_yaml v0.9.34+deprecated [INFO] [stderr] Adding smallvec v1.13.2 [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding syn v2.0.58 [INFO] [stderr] Adding thiserror v1.0.58 [INFO] [stderr] Adding thiserror-impl v1.0.58 [INFO] [stderr] Adding thread-id v4.2.1 [INFO] [stderr] Adding typemap-ors v1.0.0 [INFO] [stderr] Adding unicode-ident v1.0.12 [INFO] [stderr] Adding unsafe-any-ors v1.0.0 [INFO] [stderr] Adding unsafe-libyaml v0.2.11 [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding wasm-bindgen v0.2.92 [INFO] [stderr] Adding wasm-bindgen-backend v0.2.92 [INFO] [stderr] Adding wasm-bindgen-macro v0.2.92 [INFO] [stderr] Adding wasm-bindgen-macro-support v0.2.92 [INFO] [stderr] Adding wasm-bindgen-shared v0.2.92 [INFO] [stderr] Adding winapi v0.3.9 [INFO] [stderr] Adding winapi-i686-pc-windows-gnu v0.4.0 [INFO] [stderr] Adding winapi-x86_64-pc-windows-gnu v0.4.0 [INFO] [stderr] Adding windows-core v0.52.0 (latest: v0.55.0) [INFO] [stderr] Adding windows-targets v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded redox_termios v0.1.3 [INFO] [stderr] Downloaded unsafe-any-ors v1.0.0 [INFO] [stderr] Downloaded destructure_traitobject v0.2.0 [INFO] [stderr] Downloaded thread-id v4.2.1 [INFO] [stderr] Downloaded typemap-ors v1.0.0 [INFO] [stderr] Downloaded serde_yaml v0.9.34+deprecated [INFO] [stderr] Downloaded log4rs v1.3.0 [INFO] [stderr] Downloaded termion v1.5.6 [INFO] [stderr] Downloaded log-mdc v0.1.0 [INFO] [stderr] Downloaded chrono v0.4.37 [INFO] [stderr] Downloaded arc-swap v1.7.1 [INFO] [stderr] Downloaded crossbeam v0.8.4 [INFO] [stderr] Downloaded ordered-float v2.10.1 [INFO] [stderr] Downloaded unsafe-libyaml v0.2.11 [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] fcb3fadfaa3da61fa8e0b7b9239ca7f2851b50bd2ee0869465ea78b604937ce1 [INFO] running `Command { std: "docker" "start" "-a" "fcb3fadfaa3da61fa8e0b7b9239ca7f2851b50bd2ee0869465ea78b604937ce1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fcb3fadfaa3da61fa8e0b7b9239ca7f2851b50bd2ee0869465ea78b604937ce1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fcb3fadfaa3da61fa8e0b7b9239ca7f2851b50bd2ee0869465ea78b604937ce1", kill_on_drop: false }` [INFO] [stdout] fcb3fadfaa3da61fa8e0b7b9239ca7f2851b50bd2ee0869465ea78b604937ce1 [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] b917e7e2d9b875c27fa3d03df3fd5d2b0df657b2e5ae8f2a6b9de57d85a7e596 [INFO] running `Command { std: "docker" "start" "-a" "b917e7e2d9b875c27fa3d03df3fd5d2b0df657b2e5ae8f2a6b9de57d85a7e596", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking destructure_traitobject v0.2.0 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Checking anstyle-parse v0.2.3 [INFO] [stderr] Checking anstyle-query v1.0.2 [INFO] [stderr] Checking indexmap v2.2.6 [INFO] [stderr] Checking iana-time-zone v0.1.60 [INFO] [stderr] Checking unsafe-libyaml v0.2.11 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking parking_lot_core v0.9.9 [INFO] [stderr] Checking clap_lex v0.6.0 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking thread-id v4.2.1 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking numtoa v0.1.0 [INFO] [stderr] Checking arc-swap v1.7.1 [INFO] [stderr] Checking unsafe-any-ors v1.0.0 [INFO] [stderr] Checking log-mdc v0.1.0 [INFO] [stderr] Checking typemap-ors v1.0.0 [INFO] [stderr] Checking anstream v0.6.11 [INFO] [stderr] Checking termion v1.5.6 [INFO] [stderr] Checking signal-hook v0.3.17 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking clap_builder v4.4.18 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking crossbeam-channel v0.5.12 [INFO] [stderr] Checking crossbeam-queue v0.3.11 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking crossbeam v0.8.4 [INFO] [stderr] Checking ordered-float v2.10.1 [INFO] [stderr] Checking chrono v0.4.37 [INFO] [stderr] Checking clap v4.4.18 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Checking serde v1.0.197 [INFO] [stderr] Checking serde_yaml v0.9.34+deprecated [INFO] [stderr] Checking serde_json v1.0.115 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Checking serde-value v0.7.0 [INFO] [stderr] Checking log4rs v1.3.0 [INFO] [stderr] Checking rte v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.04s [INFO] running `Command { std: "docker" "inspect" "b917e7e2d9b875c27fa3d03df3fd5d2b0df657b2e5ae8f2a6b9de57d85a7e596", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b917e7e2d9b875c27fa3d03df3fd5d2b0df657b2e5ae8f2a6b9de57d85a7e596", kill_on_drop: false }` [INFO] [stdout] b917e7e2d9b875c27fa3d03df3fd5d2b0df657b2e5ae8f2a6b9de57d85a7e596 [INFO] checking sliperly/rust_text_editor against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsliperly%2Frust_text_editor" "/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/sliperly/rust_text_editor 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/sliperly/rust_text_editor [INFO] finished tweaking git repo https://github.com/sliperly/rust_text_editor [INFO] tweaked toml for git repo https://github.com/sliperly/rust_text_editor written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/sliperly/rust_text_editor 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] [stderr] Updating crates.io index [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] 7d4ca712a9f44cf8b0eb09ff60ae311ad3622e0597d65deac6e3e232712ad26c [INFO] running `Command { std: "docker" "start" "-a" "7d4ca712a9f44cf8b0eb09ff60ae311ad3622e0597d65deac6e3e232712ad26c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7d4ca712a9f44cf8b0eb09ff60ae311ad3622e0597d65deac6e3e232712ad26c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7d4ca712a9f44cf8b0eb09ff60ae311ad3622e0597d65deac6e3e232712ad26c", kill_on_drop: false }` [INFO] [stdout] 7d4ca712a9f44cf8b0eb09ff60ae311ad3622e0597d65deac6e3e232712ad26c [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] e3e2c268562c0b51f6c0b6afe79648e5b07332eae6fcd2f9ed04163db323f174 [INFO] running `Command { std: "docker" "start" "-a" "e3e2c268562c0b51f6c0b6afe79648e5b07332eae6fcd2f9ed04163db323f174", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking destructure_traitobject v0.2.0 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Checking anstyle-parse v0.2.3 [INFO] [stderr] Checking anstyle-query v1.0.2 [INFO] [stderr] Checking clap_lex v0.6.0 [INFO] [stderr] Checking iana-time-zone v0.1.60 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking indexmap v2.2.6 [INFO] [stderr] Checking parking_lot_core v0.9.9 [INFO] [stderr] Checking unsafe-libyaml v0.2.11 [INFO] [stderr] Checking thread-id v4.2.1 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking numtoa v0.1.0 [INFO] [stderr] Checking arc-swap v1.7.1 [INFO] [stderr] Checking unsafe-any-ors v1.0.0 [INFO] [stderr] Checking log-mdc v0.1.0 [INFO] [stderr] Checking typemap-ors v1.0.0 [INFO] [stderr] Checking anstream v0.6.11 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/signal-hook-registry-1.4.1/src/half_lock.rs:145:13 [INFO] [stdout] | [INFO] [stdout] 145 | unsafe { libc::abort() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking termion v1.5.6 [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] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/termion-1.5.6/src/input.rs:19:13 [INFO] [stdout] | [INFO] [stdout] 19 | / match self.iter.next() { [INFO] [stdout] 20 | | Some(Ok(Event::Key(k))) => return Some(Ok(k)), [INFO] [stdout] 21 | | Some(Ok(_)) => continue, [INFO] [stdout] 22 | | Some(Err(e)) => return Some(Err(e)), [INFO] [stdout] 23 | | None => return None, [INFO] [stdout] 24 | | }; [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 `termion` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "e3e2c268562c0b51f6c0b6afe79648e5b07332eae6fcd2f9ed04163db323f174", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e3e2c268562c0b51f6c0b6afe79648e5b07332eae6fcd2f9ed04163db323f174", kill_on_drop: false }` [INFO] [stdout] e3e2c268562c0b51f6c0b6afe79648e5b07332eae6fcd2f9ed04163db323f174