[INFO] cloning repository https://github.com/hectonit/nanofisher
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hectonit/nanofisher" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhectonit%2Fnanofisher", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhectonit%2Fnanofisher'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 652697b0a8b1357da0289e5f107181fac444d534
[INFO] checking hectonit/nanofisher against 3154cc1a3e6424e44f438a95007d043ed5ceaaf6 for pr-133502-30
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhectonit%2Fnanofisher" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-0-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/hectonit/nanofisher
[INFO] finished tweaking git repo https://github.com/hectonit/nanofisher
[INFO] tweaked toml for git repo https://github.com/hectonit/nanofisher written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hectonit/nanofisher on toolchain 3154cc1a3e6424e44f438a95007d043ed5ceaaf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/hectonit/nanofisher 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" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused build dependency `proc-macro2`
[INFO] [stderr]  --> Cargo.toml:6:21
[INFO] [stderr]   |
[INFO] [stderr] 6 | [build-dependencies.proc-macro2]
[INFO] [stderr]   |                     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `proc-macro2`
[INFO] [stderr] warning: `nanofisher` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 1c8de4d484e661f51cf1d7aae4b169a72b9dc2f9943bc6564430d8366e41b327
[INFO] running `Command { std: "docker" "start" "1c8de4d484e661f51cf1d7aae4b169a72b9dc2f9943bc6564430d8366e41b327", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c8de4d484e661f51cf1d7aae4b169a72b9dc2f9943bc6564430d8366e41b327", 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" "1c8de4d484e661f51cf1d7aae4b169a72b9dc2f9943bc6564430d8366e41b327" "/opt/rustwide/cargo-home/bin/cargo" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c8de4d484e661f51cf1d7aae4b169a72b9dc2f9943bc6564430d8366e41b327", 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" "1c8de4d484e661f51cf1d7aae4b169a72b9dc2f9943bc6564430d8366e41b327" "/opt/rustwide/cargo-home/bin/cargo" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: unused build dependency `proc-macro2`
[INFO] [stderr]  --> Cargo.toml:6:21
[INFO] [stderr]   |
[INFO] [stderr] 6 | [build-dependencies.proc-macro2]
[INFO] [stderr]   |                     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `proc-macro2`
[INFO] [stderr] warning: `nanofisher` (manifest) generated 1 warning
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rustversion v1.0.15
[INFO] [stderr]    Compiling embedded-hal-bus v0.1.0
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]     Checking ufmt-write v0.1.0
[INFO] [stderr]     Checking critical-section v1.1.2
[INFO] [stderr]     Checking bare-metal v1.0.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking embedded-hal v1.0.0
[INFO] [stderr]     Checking embedded-storage v0.2.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking unwrap-infallible v0.1.5
[INFO] [stderr]     Checking panic-halt v0.2.0
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]    Compiling avr-hal-generic v0.1.0 (https://github.com/rahix/avr-hal?rev=3e362624547462928a219c40f9ea8e3a64f21e5f#3e362624)
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling ufmt-macros v0.3.0
[INFO] [stderr]    Compiling avr-device-macros v0.5.4
[INFO] [stderr]     Checking avr-device v0.5.4
[INFO] [stderr]     Checking ufmt v0.2.0
[INFO] [stderr]     Checking atmega-hal v0.1.0 (https://github.com/rahix/avr-hal?rev=3e362624547462928a219c40f9ea8e3a64f21e5f#3e362624)
[INFO] [stderr]     Checking arduino-hal v0.1.0 (https://github.com/rahix/avr-hal?rev=3e362624547462928a219c40f9ea8e3a64f21e5f#3e362624)
[INFO] [stderr]     Checking nanofisher v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: Ensure that you are using an AVR target! You may need to change directories or pass a --target flag to cargo. See
[INFO] [stdout]               https://github.com/Rahix/avr-device/pull/41 for more details.
[INFO] [stdout]  --> src/main.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[arduino_hal::entry]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the attribute macro `arduino_hal::entry` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `arduino_hal::prelude`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use arduino_hal::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let mut serial = arduino_hal::default_serial!(dp, pins, 57600);
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `serial`
[INFO] [stdout]   --> src/main.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let mut serial = arduino_hal::default_serial!(dp, pins, 57600);
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_serial`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nanofisher` (bin "nanofisher") due to 1 previous error; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "1c8de4d484e661f51cf1d7aae4b169a72b9dc2f9943bc6564430d8366e41b327", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c8de4d484e661f51cf1d7aae4b169a72b9dc2f9943bc6564430d8366e41b327", kill_on_drop: false }`
[INFO] [stdout] 1c8de4d484e661f51cf1d7aae4b169a72b9dc2f9943bc6564430d8366e41b327
