[INFO] cloning repository https://github.com/fcoury/emulator-bus-minimal
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fcoury/emulator-bus-minimal" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffcoury%2Femulator-bus-minimal", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffcoury%2Femulator-bus-minimal'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bb48c52720ea1e0ffc78375355111bd52ec1712d
[INFO] checking fcoury/emulator-bus-minimal against master#f8f6997469237299c1d60814c7b9828602a1f8e4 for pr-143808
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffcoury%2Femulator-bus-minimal" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/fcoury/emulator-bus-minimal
[INFO] finished tweaking git repo https://github.com/fcoury/emulator-bus-minimal
[INFO] tweaked toml for git repo https://github.com/fcoury/emulator-bus-minimal written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/fcoury/emulator-bus-minimal on toolchain f8f6997469237299c1d60814c7b9828602a1f8e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f8f6997469237299c1d60814c7b9828602a1f8e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/fcoury/emulator-bus-minimal 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" "+f8f6997469237299c1d60814c7b9828602a1f8e4" "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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+f8f6997469237299c1d60814c7b9828602a1f8e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 645326da65c7f21215f195f2932d1dd449b5c8cf3dad9c13bf669fb43d3669d0
[INFO] running `Command { std: "docker" "start" "-a" "645326da65c7f21215f195f2932d1dd449b5c8cf3dad9c13bf669fb43d3669d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "645326da65c7f21215f195f2932d1dd449b5c8cf3dad9c13bf669fb43d3669d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "645326da65c7f21215f195f2932d1dd449b5c8cf3dad9c13bf669fb43d3669d0", kill_on_drop: false }`
[INFO] [stdout] 645326da65c7f21215f195f2932d1dd449b5c8cf3dad9c13bf669fb43d3669d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+f8f6997469237299c1d60814c7b9828602a1f8e4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d48ef82fc4f1be2e43b87b1fadc5b76721dd753b5f2589be23c06e2960a3e3d
[INFO] running `Command { std: "docker" "start" "-a" "6d48ef82fc4f1be2e43b87b1fadc5b76721dd753b5f2589be23c06e2960a3e3d", kill_on_drop: false }`
[INFO] [stderr]     Checking cyclic_dependency v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/main.rs:66:43
[INFO] [stdout]    |
[INFO] [stdout] 66 |                 Message::ReadByteResponse(data) => {
[INFO] [stdout]    |                                           ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/main.rs:66:43
[INFO] [stdout]    |
[INFO] [stdout] 66 |                 Message::ReadByteResponse(data) => {
[INFO] [stdout]    |                                           ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `write` and `read_port` are never used
[INFO] [stdout]    --> src/main.rs:128:8
[INFO] [stdout]     |
[INFO] [stdout] 126 | trait ExtCpuIo {
[INFO] [stdout]     |       -------- methods in this trait
[INFO] [stdout] 127 |     fn read(&self, addr: u16) -> u8;
[INFO] [stdout] 128 |     fn write(&self, addr: u16, data: u8);
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 129 |     fn read_port(&self, port: u8) -> u8;
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `write` and `read_port` are never used
[INFO] [stdout]    --> src/main.rs:128:8
[INFO] [stdout]     |
[INFO] [stdout] 126 | trait ExtCpuIo {
[INFO] [stdout]     |       -------- methods in this trait
[INFO] [stdout] 127 |     fn read(&self, addr: u16) -> u8;
[INFO] [stdout] 128 |     fn write(&self, addr: u16, data: u8);
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 129 |     fn read_port(&self, port: u8) -> u8;
[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 0.09s
[INFO] running `Command { std: "docker" "inspect" "6d48ef82fc4f1be2e43b87b1fadc5b76721dd753b5f2589be23c06e2960a3e3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d48ef82fc4f1be2e43b87b1fadc5b76721dd753b5f2589be23c06e2960a3e3d", kill_on_drop: false }`
[INFO] [stdout] 6d48ef82fc4f1be2e43b87b1fadc5b76721dd753b5f2589be23c06e2960a3e3d