[INFO] cloning repository https://github.com/Soyo-Wind/sntvm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Soyo-Wind/sntvm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSoyo-Wind%2Fsntvm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSoyo-Wind%2Fsntvm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8ab541b39785f45bfbcd5e7f7e4e6fb6bcbc3fc5
[INFO] checking Soyo-Wind/sntvm against f99a7560a6b5f0a5e6894aea7e8afe0e01d3edd1 for pr-160235-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSoyo-Wind%2Fsntvm" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Soyo-Wind/sntvm
[INFO] finished tweaking git repo https://github.com/Soyo-Wind/sntvm
[INFO] tweaked toml for git repo https://github.com/Soyo-Wind/sntvm written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Soyo-Wind/sntvm on toolchain f99a7560a6b5f0a5e6894aea7e8afe0e01d3edd1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f99a7560a6b5f0a5e6894aea7e8afe0e01d3edd1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Soyo-Wind/sntvm 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" "+f99a7560a6b5f0a5e6894aea7e8afe0e01d3edd1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] fbe7800f7124bf2cd3a122ec0b6020f42d422e44e5960f5f7e2060d92efa38b1
[INFO] running `Command { std: "docker" "start" "fbe7800f7124bf2cd3a122ec0b6020f42d422e44e5960f5f7e2060d92efa38b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fbe7800f7124bf2cd3a122ec0b6020f42d422e44e5960f5f7e2060d92efa38b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "fbe7800f7124bf2cd3a122ec0b6020f42d422e44e5960f5f7e2060d92efa38b1" "/opt/rustwide/cargo-home/bin/cargo" "+f99a7560a6b5f0a5e6894aea7e8afe0e01d3edd1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fbe7800f7124bf2cd3a122ec0b6020f42d422e44e5960f5f7e2060d92efa38b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "fbe7800f7124bf2cd3a122ec0b6020f42d422e44e5960f5f7e2060d92efa38b1" "/opt/rustwide/cargo-home/bin/cargo" "+f99a7560a6b5f0a5e6894aea7e8afe0e01d3edd1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking sntvm v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `Float` is never constructed
[INFO] [stdout]    --> src/main.rs:163:5
[INFO] [stdout]     |
[INFO] [stdout] 155 | enum Token {
[INFO] [stdout]     |      ----- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 163 |     Float(f64),
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Token` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Float` is never constructed
[INFO] [stdout]    --> src/main.rs:163:5
[INFO] [stdout]     |
[INFO] [stdout] 155 | enum Token {
[INFO] [stdout]     |      ----- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 163 |     Float(f64),
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Token` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "fbe7800f7124bf2cd3a122ec0b6020f42d422e44e5960f5f7e2060d92efa38b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbe7800f7124bf2cd3a122ec0b6020f42d422e44e5960f5f7e2060d92efa38b1", kill_on_drop: false }`
[INFO] [stdout] fbe7800f7124bf2cd3a122ec0b6020f42d422e44e5960f5f7e2060d92efa38b1