[INFO] cloning repository https://github.com/kkat0/circleci-demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kkat0/circleci-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkkat0%2Fcircleci-demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkkat0%2Fcircleci-demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fb892bd59c801c541c68343ca78c6648efbc9087
[INFO] checking kkat0/circleci-demo against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkkat0%2Fcircleci-demo" "/workspace/builds/worker-80/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-80/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kkat0/circleci-demo on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kkat0/circleci-demo
[INFO] finished tweaking git repo https://github.com/kkat0/circleci-demo
[INFO] tweaked toml for git repo https://github.com/kkat0/circleci-demo written to /workspace/builds/worker-80/source/Cargo.toml
[INFO] crate git repo https://github.com/kkat0/circleci-demo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d9a5a4d36509d741cc4e4b43bf6da1dd75c7db6b23f4b241714aad9651be830b
[INFO] running `Command { std: "docker" "start" "-a" "d9a5a4d36509d741cc4e4b43bf6da1dd75c7db6b23f4b241714aad9651be830b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9a5a4d36509d741cc4e4b43bf6da1dd75c7db6b23f4b241714aad9651be830b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9a5a4d36509d741cc4e4b43bf6da1dd75c7db6b23f4b241714aad9651be830b", kill_on_drop: false }`
[INFO] [stdout] d9a5a4d36509d741cc4e4b43bf6da1dd75c7db6b23f4b241714aad9651be830b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3c3486449aa5ec81bedbcc8a841d93a1c81389e0ace003fabd412ca2e5048a3
[INFO] running `Command { std: "docker" "start" "-a" "a3c3486449aa5ec81bedbcc8a841d93a1c81389e0ace003fabd412ca2e5048a3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking rust-cidemo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `add_two`
[INFO] [stdout]  --> src/main.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn add_two(a: i32) -> i32 {
[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 [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "a3c3486449aa5ec81bedbcc8a841d93a1c81389e0ace003fabd412ca2e5048a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3c3486449aa5ec81bedbcc8a841d93a1c81389e0ace003fabd412ca2e5048a3", kill_on_drop: false }`
[INFO] [stdout] a3c3486449aa5ec81bedbcc8a841d93a1c81389e0ace003fabd412ca2e5048a3