[INFO] fetching crate slingshot-term 0.2.3...
[INFO] checking slingshot-term-0.2.3 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate slingshot-term 0.2.3 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate slingshot-term 0.2.3 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 slingshot-term 0.2.3
[INFO] finished tweaking crates.io crate slingshot-term 0.2.3
[INFO] tweaked toml for crates.io crate slingshot-term 0.2.3 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate slingshot-term 0.2.3 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 crossterm v0.26.1
[INFO] [stderr]   Downloaded phf_macros v0.11.2
[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] 3f5ac4378ac88b31bb46ad2b0004eab54dc559b39f3d54d07cc61ba8dcdda022
[INFO] running `Command { std: "docker" "start" "-a" "3f5ac4378ac88b31bb46ad2b0004eab54dc559b39f3d54d07cc61ba8dcdda022", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f5ac4378ac88b31bb46ad2b0004eab54dc559b39f3d54d07cc61ba8dcdda022", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f5ac4378ac88b31bb46ad2b0004eab54dc559b39f3d54d07cc61ba8dcdda022", kill_on_drop: false }`
[INFO] [stdout] 3f5ac4378ac88b31bb46ad2b0004eab54dc559b39f3d54d07cc61ba8dcdda022
[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] 42ee43d4c2e549b7ae9450f74735853aacd3685e7916653c4b0730a8d560bf32
[INFO] running `Command { std: "docker" "start" "-a" "42ee43d4c2e549b7ae9450f74735853aacd3685e7916653c4b0730a8d560bf32", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]     Checking smallvec v1.11.0
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking crossterm v0.26.1
[INFO] [stderr]    Compiling phf_macros v0.11.2
[INFO] [stderr]     Checking phf v0.11.2
[INFO] [stderr]     Checking slingshot-term v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `crossterm` is imported redundantly
[INFO] [stdout]  --> src/event_handler.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crossterm;
[INFO] [stdout]   |     ^^^^^^^^^ the item `crossterm` 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 `crossterm` is imported redundantly
[INFO] [stdout]  --> src/event_handler.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crossterm;
[INFO] [stdout]   |     ^^^^^^^^^ the item `crossterm` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `command_mode` is never read
[INFO] [stdout]   --> src/state_handler.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct AppState {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub command_mode: bool,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AppState` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `command_mode` is never read
[INFO] [stdout]   --> src/state_handler.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct AppState {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub command_mode: bool,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AppState` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.27s
[INFO] running `Command { std: "docker" "inspect" "42ee43d4c2e549b7ae9450f74735853aacd3685e7916653c4b0730a8d560bf32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42ee43d4c2e549b7ae9450f74735853aacd3685e7916653c4b0730a8d560bf32", kill_on_drop: false }`
[INFO] [stdout] 42ee43d4c2e549b7ae9450f74735853aacd3685e7916653c4b0730a8d560bf32