[INFO] cloning repository https://github.com/chenuvi/kaisery_rust_course
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chenuvi/kaisery_rust_course" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchenuvi%2Fkaisery_rust_course", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchenuvi%2Fkaisery_rust_course'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0dfe928e2629f62f30d261b949ede70136e9bbbd
[INFO] checking chenuvi/kaisery_rust_course against try#da4929024a7261062885cb3209c9d7fdc919d233 for pr-135536
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchenuvi%2Fkaisery_rust_course" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chenuvi/kaisery_rust_course on toolchain da4929024a7261062885cb3209c9d7fdc919d233
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da4929024a7261062885cb3209c9d7fdc919d233" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/chenuvi/kaisery_rust_course
[INFO] finished tweaking git repo https://github.com/chenuvi/kaisery_rust_course
[INFO] tweaked toml for git repo https://github.com/chenuvi/kaisery_rust_course written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/chenuvi/kaisery_rust_course 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" "+da4929024a7261062885cb3209c9d7fdc919d233" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+da4929024a7261062885cb3209c9d7fdc919d233" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b5963ed3ee631c35b25cfe20923eb858503c0ef74e7bf337387543b6b1f0c969
[INFO] running `Command { std: "docker" "start" "-a" "b5963ed3ee631c35b25cfe20923eb858503c0ef74e7bf337387543b6b1f0c969", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5963ed3ee631c35b25cfe20923eb858503c0ef74e7bf337387543b6b1f0c969", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5963ed3ee631c35b25cfe20923eb858503c0ef74e7bf337387543b6b1f0c969", kill_on_drop: false }`
[INFO] [stdout] b5963ed3ee631c35b25cfe20923eb858503c0ef74e7bf337387543b6b1f0c969
[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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+da4929024a7261062885cb3209c9d7fdc919d233" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05e4413bf7b695d4071e4f54a388e1e467bb699cf9d0b994d59c580045a3c56d
[INFO] running `Command { std: "docker" "start" "-a" "05e4413bf7b695d4071e4f54a388e1e467bb699cf9d0b994d59c580045a3c56d", kill_on_drop: false }`
[INFO] [stderr]     Checking kaisery_rust_camp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `render` is never used
[INFO] [stdout]  --> src/example/049_box.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | trait UIComponent {
[INFO] [stdout]   |       ----------- method in this trait
[INFO] [stdout] 2 |     fn render(&self) {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `render` is never used
[INFO] [stdout]  --> src/example/049_box.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | trait UIComponent {
[INFO] [stdout]   |       ----------- method in this trait
[INFO] [stdout] 2 |     fn render(&self) {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "05e4413bf7b695d4071e4f54a388e1e467bb699cf9d0b994d59c580045a3c56d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05e4413bf7b695d4071e4f54a388e1e467bb699cf9d0b994d59c580045a3c56d", kill_on_drop: false }`
[INFO] [stdout] 05e4413bf7b695d4071e4f54a388e1e467bb699cf9d0b994d59c580045a3c56d