[INFO] fetching crate cliask 0.1.1...
[INFO] checking cliask-0.1.1 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate cliask 0.1.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate cliask 0.1.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate cliask 0.1.1
[INFO] tweaked toml for crates.io crate cliask 0.1.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cliask 0.1.1 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate cliask 0.1.1 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cliask-derive v0.1.0
[INFO] [stderr]   Downloaded numtoa v0.2.4
[INFO] [stderr]   Downloaded termion v4.0.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d0df2f09de8d77a32df5592090da365bd05fc89b7728f9cf72fcff58f00953be
[INFO] running `Command { std: "docker" "start" "-a" "d0df2f09de8d77a32df5592090da365bd05fc89b7728f9cf72fcff58f00953be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0df2f09de8d77a32df5592090da365bd05fc89b7728f9cf72fcff58f00953be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0df2f09de8d77a32df5592090da365bd05fc89b7728f9cf72fcff58f00953be", kill_on_drop: false }`
[INFO] [stdout] d0df2f09de8d77a32df5592090da365bd05fc89b7728f9cf72fcff58f00953be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e5bb75fa807a69bd9864f16f1e4ae2386ae7f3e9875c295344c12c525a95d53
[INFO] running `Command { std: "docker" "start" "-a" "1e5bb75fa807a69bd9864f16f1e4ae2386ae7f3e9875c295344c12c525a95d53", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]     Checking numtoa v0.2.4
[INFO] [stderr]     Checking termion v4.0.5
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling cliask-derive v0.1.0
[INFO] [stderr]     Checking cliask v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `ynanswer`
[INFO] [stdout]   --> examples/action_prompt.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let ynanswer: Result<YesNoPrompt, _> = cliask::ActionPrompt::new().run();
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ynanswer`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mcanswer`
[INFO] [stdout]   --> examples/action_prompt.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let mcanswer : Result<MultiChoicePrompt, _> = cliask::ActionPrompt::new().with_default(MultiChoicePrompt::Explode).run();
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mcanswer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.37s
[INFO] running `Command { std: "docker" "inspect" "1e5bb75fa807a69bd9864f16f1e4ae2386ae7f3e9875c295344c12c525a95d53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e5bb75fa807a69bd9864f16f1e4ae2386ae7f3e9875c295344c12c525a95d53", kill_on_drop: false }`
[INFO] [stdout] 1e5bb75fa807a69bd9864f16f1e4ae2386ae7f3e9875c295344c12c525a95d53