[INFO] fetching crate todo-rs 1.3.1... [INFO] checking todo-rs-1.3.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate todo-rs 1.3.1 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate todo-rs 1.3.1 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 todo-rs 1.3.1 [INFO] finished tweaking crates.io crate todo-rs 1.3.1 [INFO] tweaked toml for crates.io crate todo-rs 1.3.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate crates.io crate todo-rs 1.3.1 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 redox_syscall v0.2.8 [INFO] [stderr] Downloaded clicolors-control v1.0.1 [INFO] [stderr] Downloaded rustc-demangle v0.1.19 [INFO] [stderr] Downloaded console v0.9.2 [INFO] [stderr] Downloaded anyhow v1.0.40 [INFO] [stderr] Downloaded addr2line v0.15.1 [INFO] [stderr] Downloaded backtrace v0.3.59 [INFO] [stderr] Downloaded object v0.24.0 [INFO] [stderr] Downloaded tui v0.15.0 [INFO] [stderr] Downloaded better-panic v0.2.0 [INFO] [stderr] Downloaded libc v0.2.95 [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] 20cb8441c00904bd28b089c623430b3ab771ece64433d97af4e3dd4e89117316 [INFO] running `Command { std: "docker" "start" "-a" "20cb8441c00904bd28b089c623430b3ab771ece64433d97af4e3dd4e89117316", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "20cb8441c00904bd28b089c623430b3ab771ece64433d97af4e3dd4e89117316", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "20cb8441c00904bd28b089c623430b3ab771ece64433d97af4e3dd4e89117316", kill_on_drop: false }` [INFO] [stdout] 20cb8441c00904bd28b089c623430b3ab771ece64433d97af4e3dd4e89117316 [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] ecb140a8ec24e27fcb3f6c01d4776e98e5083078d616cadbc71371be5a52cb97 [INFO] running `Command { std: "docker" "start" "-a" "ecb140a8ec24e27fcb3f6c01d4776e98e5083078d616cadbc71371be5a52cb97", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.95 [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling cc v1.0.68 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Checking lock_api v0.4.4 [INFO] [stderr] Compiling crossbeam-utils v0.8.4 [INFO] [stderr] Checking gimli v0.24.0 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Compiling anyhow v1.0.40 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking mio v0.7.11 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking signal-hook-registry v1.3.0 [INFO] [stderr] Checking termios v0.3.3 [INFO] [stderr] Compiling backtrace v0.3.59 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking signal-hook v0.1.17 [INFO] [stderr] Checking clicolors-control v1.0.1 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Checking linked-hash-map v0.5.4 [INFO] [stderr] Checking object v0.24.0 [INFO] [stderr] Checking rustc-demangle v0.1.19 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking yaml-rust v0.4.5 [INFO] [stderr] Checking crossterm v0.19.0 [INFO] [stderr] Checking dirs-sys-next v0.1.2 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking cassowary v0.3.0 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Checking console v0.9.2 [INFO] [stderr] Checking addr2line v0.15.1 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking dirs-next v2.0.0 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking better-panic v0.2.0 [INFO] [stderr] Compiling structopt-derive v0.4.14 [INFO] [stderr] Checking structopt v0.3.21 [INFO] [stderr] Checking serde_yaml v0.8.17 [INFO] [stderr] Checking tui v0.15.0 [INFO] [stderr] Checking todo-rs v1.3.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/event.rs:64:73 [INFO] [stdout] | [INFO] [stdout] 64 | fn handle_keys_add_workspace(keycode: KeyCode, modifiers: KeyModifiers, mut app: &mut app::App) { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/event.rs:64:73 [INFO] [stdout] | [INFO] [stdout] 64 | fn handle_keys_add_workspace(keycode: KeyCode, modifiers: KeyModifiers, mut app: &mut app::App) { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/event.rs:97:74 [INFO] [stdout] | [INFO] [stdout] 97 | fn handle_keys_edit_workspace(keycode: KeyCode, modifiers: KeyModifiers, mut app: &mut app::App) { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/event.rs:97:74 [INFO] [stdout] | [INFO] [stdout] 97 | fn handle_keys_edit_workspace(keycode: KeyCode, modifiers: KeyModifiers, mut app: &mut app::App) { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/event.rs:143:5 [INFO] [stdout] | [INFO] [stdout] 143 | mut app: &mut app::App, [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/event.rs:143:5 [INFO] [stdout] | [INFO] [stdout] 143 | mut app: &mut app::App, [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/event.rs:208:68 [INFO] [stdout] | [INFO] [stdout] 208 | fn handle_keys_add_item(keycode: KeyCode, modifiers: KeyModifiers, mut app: &mut app::App) { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/event.rs:208:68 [INFO] [stdout] | [INFO] [stdout] 208 | fn handle_keys_add_item(keycode: KeyCode, modifiers: KeyModifiers, mut app: &mut app::App) { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/event.rs:252:69 [INFO] [stdout] | [INFO] [stdout] 252 | fn handle_keys_edit_item(keycode: KeyCode, modifiers: KeyModifiers, mut app: &mut app::App) { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/event.rs:252:69 [INFO] [stdout] | [INFO] [stdout] 252 | fn handle_keys_edit_item(keycode: KeyCode, modifiers: KeyModifiers, mut app: &mut app::App) { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/event.rs:311:73 [INFO] [stdout] | [INFO] [stdout] 311 | fn handle_keys_display_item(keycode: KeyCode, _modifiers: KeyModifiers, mut app: &mut app::App) { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/event.rs:311:73 [INFO] [stdout] | [INFO] [stdout] 311 | fn handle_keys_display_item(keycode: KeyCode, _modifiers: KeyModifiers, mut app: &mut app::App) { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/event.rs:422:5 [INFO] [stdout] | [INFO] [stdout] 422 | mut app: &mut app::App, [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/event.rs:422:5 [INFO] [stdout] | [INFO] [stdout] 422 | mut app: &mut app::App, [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.97s [INFO] running `Command { std: "docker" "inspect" "ecb140a8ec24e27fcb3f6c01d4776e98e5083078d616cadbc71371be5a52cb97", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ecb140a8ec24e27fcb3f6c01d4776e98e5083078d616cadbc71371be5a52cb97", kill_on_drop: false }` [INFO] [stdout] ecb140a8ec24e27fcb3f6c01d4776e98e5083078d616cadbc71371be5a52cb97