[INFO] fetching crate candy 0.1.5...
[INFO] checking candy-0.1.5 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate candy 0.1.5 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate candy 0.1.5 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate candy 0.1.5
[INFO] finished tweaking crates.io crate candy 0.1.5
[INFO] tweaked toml for crates.io crate candy 0.1.5 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 863821e9e427d2bf89cad35591c3fd111ae7f090e9f3219a70d34ec82da376cd
[INFO] running `Command { std: "docker" "start" "-a" "863821e9e427d2bf89cad35591c3fd111ae7f090e9f3219a70d34ec82da376cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "863821e9e427d2bf89cad35591c3fd111ae7f090e9f3219a70d34ec82da376cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "863821e9e427d2bf89cad35591c3fd111ae7f090e9f3219a70d34ec82da376cd", kill_on_drop: false }`
[INFO] [stdout] 863821e9e427d2bf89cad35591c3fd111ae7f090e9f3219a70d34ec82da376cd
[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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e517d34dad2b56eeb5d3e5156b047d2cfd40b084e33cd218b1cde4463b41d39b
[INFO] running `Command { std: "docker" "start" "-a" "e517d34dad2b56eeb5d3e5156b047d2cfd40b084e33cd218b1cde4463b41d39b", kill_on_drop: false }`
[INFO] [stderr]     Checking candy v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `TryInto` is never used
[INFO] [stdout]   --> examples/fallible.rs:40:7
[INFO] [stdout]    |
[INFO] [stdout] 40 | trait TryInto<T> {
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] running `Command { std: "docker" "inspect" "e517d34dad2b56eeb5d3e5156b047d2cfd40b084e33cd218b1cde4463b41d39b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e517d34dad2b56eeb5d3e5156b047d2cfd40b084e33cd218b1cde4463b41d39b", kill_on_drop: false }`
[INFO] [stdout] e517d34dad2b56eeb5d3e5156b047d2cfd40b084e33cd218b1cde4463b41d39b