[INFO] fetching crate cmake_tui 1.0.0... [INFO] checking cmake_tui-1.0.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate cmake_tui 1.0.0 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate cmake_tui 1.0.0 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 crates.io crate cmake_tui 1.0.0 [INFO] finished tweaking crates.io crate cmake_tui 1.0.0 [INFO] tweaked toml for crates.io crate cmake_tui 1.0.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate crates.io crate cmake_tui 1.0.0 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 tui v0.10.0 [INFO] [stderr] Downloaded libc v0.2.116 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] cf34b8dbd9a5c02f2aaf3e6631d0ac8ae55d72f68e0eaa8e3f041e8185ce931b [INFO] running `Command { std: "docker" "start" "-a" "cf34b8dbd9a5c02f2aaf3e6631d0ac8ae55d72f68e0eaa8e3f041e8185ce931b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cf34b8dbd9a5c02f2aaf3e6631d0ac8ae55d72f68e0eaa8e3f041e8185ce931b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cf34b8dbd9a5c02f2aaf3e6631d0ac8ae55d72f68e0eaa8e3f041e8185ce931b", kill_on_drop: false }` [INFO] [stdout] cf34b8dbd9a5c02f2aaf3e6631d0ac8ae55d72f68e0eaa8e3f041e8185ce931b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 09b9a6a69b10b1462664f4a0d36ddb448f60b591f9836de6cccceb79af624987 [INFO] running `Command { std: "docker" "start" "-a" "09b9a6a69b10b1462664f4a0d36ddb448f60b591f9836de6cccceb79af624987", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.116 [INFO] [stderr] Checking cassowary v0.3.0 [INFO] [stderr] Checking unicode-segmentation v1.8.0 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking termion v1.5.6 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking tui v0.10.0 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking cmake_tui v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `clap` is imported redundantly [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use clap; [INFO] [stdout] | ^^^^ the item `clap` 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 `clap` is imported redundantly [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use clap; [INFO] [stdout] | ^^^^ the item `clap` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/util/mod.rs:15:12 [INFO] [stdout] | [INFO] [stdout] 14 | impl RandomSignal { [INFO] [stdout] | ----------------- associated function in this implementation [INFO] [stdout] 15 | pub fn new(lower: u64, upper: u64) -> RandomSignal { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/util/mod.rs:39:12 [INFO] [stdout] | [INFO] [stdout] 38 | impl SinSignal { [INFO] [stdout] | -------------- associated function in this implementation [INFO] [stdout] 39 | pub fn new(interval: f64, period: f64, scale: f64) -> SinSignal { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `TabsState` is never constructed [INFO] [stdout] --> src/util/mod.rs:58:12 [INFO] [stdout] | [INFO] [stdout] 58 | pub struct TabsState<'a> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `next`, and `previous` are never used [INFO] [stdout] --> src/util/mod.rs:64:12 [INFO] [stdout] | [INFO] [stdout] 63 | impl<'a> TabsState<'a> { [INFO] [stdout] | ---------------------- associated items in this implementation [INFO] [stdout] 64 | pub fn new(titles: Vec<&'a str>) -> TabsState { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 67 | pub fn next(&mut self) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 71 | pub fn previous(&mut self) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `unselect` are never used [INFO] [stdout] --> src/util/mod.rs:86:12 [INFO] [stdout] | [INFO] [stdout] 85 | impl StatefulList { [INFO] [stdout] | ----------------------- associated items in this implementation [INFO] [stdout] 86 | pub fn new() -> StatefulList { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 128 | pub fn unselect(&mut self) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `input_handle`, `ignore_exit_key`, and `tick_handle` are never read [INFO] [stdout] --> src/util/event.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 20 | pub struct Events { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 21 | rx: mpsc::Receiver>, [INFO] [stdout] 22 | input_handle: thread::JoinHandle<()>, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 23 | ignore_exit_key: Arc, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 24 | tick_handle: thread::JoinHandle<()>, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `disable_exit_key` and `enable_exit_key` are never used [INFO] [stdout] --> src/util/event.rs:88:12 [INFO] [stdout] | [INFO] [stdout] 42 | impl Events { [INFO] [stdout] | ----------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 88 | pub fn disable_exit_key(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 92 | pub fn enable_exit_key(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/util/mod.rs:15:12 [INFO] [stdout] | [INFO] [stdout] 14 | impl RandomSignal { [INFO] [stdout] | ----------------- associated function in this implementation [INFO] [stdout] 15 | pub fn new(lower: u64, upper: u64) -> RandomSignal { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/util/mod.rs:39:12 [INFO] [stdout] | [INFO] [stdout] 38 | impl SinSignal { [INFO] [stdout] | -------------- associated function in this implementation [INFO] [stdout] 39 | pub fn new(interval: f64, period: f64, scale: f64) -> SinSignal { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `TabsState` is never constructed [INFO] [stdout] --> src/util/mod.rs:58:12 [INFO] [stdout] | [INFO] [stdout] 58 | pub struct TabsState<'a> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `next`, and `previous` are never used [INFO] [stdout] --> src/util/mod.rs:64:12 [INFO] [stdout] | [INFO] [stdout] 63 | impl<'a> TabsState<'a> { [INFO] [stdout] | ---------------------- associated items in this implementation [INFO] [stdout] 64 | pub fn new(titles: Vec<&'a str>) -> TabsState { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 67 | pub fn next(&mut self) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 71 | pub fn previous(&mut self) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `unselect` are never used [INFO] [stdout] --> src/util/mod.rs:86:12 [INFO] [stdout] | [INFO] [stdout] 85 | impl StatefulList { [INFO] [stdout] | ----------------------- associated items in this implementation [INFO] [stdout] 86 | pub fn new() -> StatefulList { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 128 | pub fn unselect(&mut self) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `input_handle`, `ignore_exit_key`, and `tick_handle` are never read [INFO] [stdout] --> src/util/event.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 20 | pub struct Events { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 21 | rx: mpsc::Receiver>, [INFO] [stdout] 22 | input_handle: thread::JoinHandle<()>, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 23 | ignore_exit_key: Arc, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 24 | tick_handle: thread::JoinHandle<()>, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `disable_exit_key` and `enable_exit_key` are never used [INFO] [stdout] --> src/util/event.rs:88:12 [INFO] [stdout] | [INFO] [stdout] 42 | impl Events { [INFO] [stdout] | ----------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 88 | pub fn disable_exit_key(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 92 | pub fn enable_exit_key(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.49s [INFO] running `Command { std: "docker" "inspect" "09b9a6a69b10b1462664f4a0d36ddb448f60b591f9836de6cccceb79af624987", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "09b9a6a69b10b1462664f4a0d36ddb448f60b591f9836de6cccceb79af624987", kill_on_drop: false }` [INFO] [stdout] 09b9a6a69b10b1462664f4a0d36ddb448f60b591f9836de6cccceb79af624987 [INFO] checking cmake_tui-1.0.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate cmake_tui 1.0.0 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate cmake_tui 1.0.0 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 crates.io crate cmake_tui 1.0.0 [INFO] finished tweaking crates.io crate cmake_tui 1.0.0 [INFO] tweaked toml for crates.io crate cmake_tui 1.0.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate crates.io crate cmake_tui 1.0.0 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 2467af3da5a37b650677272a74db95b5d74ad1e65ed2f5c35ddccd818703948e [INFO] running `Command { std: "docker" "start" "-a" "2467af3da5a37b650677272a74db95b5d74ad1e65ed2f5c35ddccd818703948e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2467af3da5a37b650677272a74db95b5d74ad1e65ed2f5c35ddccd818703948e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2467af3da5a37b650677272a74db95b5d74ad1e65ed2f5c35ddccd818703948e", kill_on_drop: false }` [INFO] [stdout] 2467af3da5a37b650677272a74db95b5d74ad1e65ed2f5c35ddccd818703948e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] de0b21283d911386b2a086b52bcb0d5f04d6f15fe1b6a9ac49edc1ef3124ca9c [INFO] running `Command { std: "docker" "start" "-a" "de0b21283d911386b2a086b52bcb0d5f04d6f15fe1b6a9ac49edc1ef3124ca9c", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.116 [INFO] [stderr] Checking unicode-segmentation v1.8.0 [INFO] [stderr] Checking cassowary v0.3.0 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.5.4/src/exec.rs:848:13 [INFO] [stdout] | [INFO] [stdout] 848 | / match dfa::Fsm::reverse( [INFO] [stdout] 849 | | &self.ro.dfa_reverse, [INFO] [stdout] 850 | | self.cache.value(), [INFO] [stdout] 851 | | false, [INFO] [stdout] ... | [INFO] [stdout] 862 | | Quit => return Some(Quit), [INFO] [stdout] 863 | | }; [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" "de0b21283d911386b2a086b52bcb0d5f04d6f15fe1b6a9ac49edc1ef3124ca9c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "de0b21283d911386b2a086b52bcb0d5f04d6f15fe1b6a9ac49edc1ef3124ca9c", kill_on_drop: false }` [INFO] [stdout] de0b21283d911386b2a086b52bcb0d5f04d6f15fe1b6a9ac49edc1ef3124ca9c