[INFO] cloning repository https://github.com/tilboerner/luvemix-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tilboerner/luvemix-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftilboerner%2Fluvemix-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftilboerner%2Fluvemix-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 215a78fdfb015101bbbc218ce04263ead9d68339
[INFO] checking tilboerner/luvemix-rust against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftilboerner%2Fluvemix-rust" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tilboerner/luvemix-rust
[INFO] finished tweaking git repo https://github.com/tilboerner/luvemix-rust
[INFO] tweaked toml for git repo https://github.com/tilboerner/luvemix-rust written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tilboerner/luvemix-rust on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tilboerner/luvemix-rust 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b536a94a3a5d2f25ecb67eed4bbda23c3083b4aadc18fa87a153923b5f9d504
[INFO] running `Command { std: "docker" "start" "-a" "5b536a94a3a5d2f25ecb67eed4bbda23c3083b4aadc18fa87a153923b5f9d504", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b536a94a3a5d2f25ecb67eed4bbda23c3083b4aadc18fa87a153923b5f9d504", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b536a94a3a5d2f25ecb67eed4bbda23c3083b4aadc18fa87a153923b5f9d504", kill_on_drop: false }`
[INFO] [stdout] 5b536a94a3a5d2f25ecb67eed4bbda23c3083b4aadc18fa87a153923b5f9d504
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4fe9e03921d36b9a63dccc5af63beea79abf508137c234f3929f7a35f0ea118f
[INFO] running `Command { std: "docker" "start" "-a" "4fe9e03921d36b9a63dccc5af63beea79abf508137c234f3929f7a35f0ea118f", kill_on_drop: false }`
[INFO] [stderr]     Checking luvemix_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `pc`, `sp`, and `ir` are never read
[INFO] [stdout]   --> src/main.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub struct CpuState {
[INFO] [stdout]    |                -------- fields in this struct
[INFO] [stdout] 37 |         /// Program Counter
[INFO] [stdout] 38 |         pub pc: Address,
[INFO] [stdout]    |             ^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |         pub sp: Address,
[INFO] [stdout]    |             ^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |         pub ir: Data,
[INFO] [stdout]    |             ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CpuState` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `pc`, `sp`, and `ir` are never read
[INFO] [stdout]   --> src/main.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub struct CpuState {
[INFO] [stdout]    |                -------- fields in this struct
[INFO] [stdout] 37 |         /// Program Counter
[INFO] [stdout] 38 |         pub pc: Address,
[INFO] [stdout]    |             ^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |         pub sp: Address,
[INFO] [stdout]    |             ^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |         pub ir: Data,
[INFO] [stdout]    |             ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CpuState` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "4fe9e03921d36b9a63dccc5af63beea79abf508137c234f3929f7a35f0ea118f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fe9e03921d36b9a63dccc5af63beea79abf508137c234f3929f7a35f0ea118f", kill_on_drop: false }`
[INFO] [stdout] 4fe9e03921d36b9a63dccc5af63beea79abf508137c234f3929f7a35f0ea118f