[INFO] cloning repository https://github.com/hacknus/acs37800-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hacknus/acs37800-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhacknus%2Facs37800-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhacknus%2Facs37800-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d2e5056fae56102c56d3561765d6334f7b228eea
[INFO] testing hacknus/acs37800-rs against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhacknus%2Facs37800-rs" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/hacknus/acs37800-rs
[INFO] finished tweaking git repo https://github.com/hacknus/acs37800-rs
[INFO] tweaked toml for git repo https://github.com/hacknus/acs37800-rs written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hacknus/acs37800-rs on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/hacknus/acs37800-rs 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 43554ae0c80edc1f563028c03381b550a3b3184dfaa5f6894c394df8704a338c
[INFO] running `Command { std: "docker" "start" "-a" "43554ae0c80edc1f563028c03381b550a3b3184dfaa5f6894c394df8704a338c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43554ae0c80edc1f563028c03381b550a3b3184dfaa5f6894c394df8704a338c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43554ae0c80edc1f563028c03381b550a3b3184dfaa5f6894c394df8704a338c", kill_on_drop: false }`
[INFO] [stdout] 43554ae0c80edc1f563028c03381b550a3b3184dfaa5f6894c394df8704a338c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4285a279b69e969fca943a4aa044ff543fc7204a4a7f77c011cb882bdaddf112
[INFO] running `Command { std: "docker" "start" "-a" "4285a279b69e969fca943a4aa044ff543fc7204a4a7f77c011cb882bdaddf112", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.75
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling nb v1.1.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling syn v2.0.47
[INFO] [stderr]    Compiling modular-bitfield-impl v0.11.2
[INFO] [stderr]    Compiling modular-bitfield v0.11.2
[INFO] [stderr]    Compiling modular-bitfield-to-value-impl v0.1.0 (https://github.com/hacknus/modular-bitfield-to-value#09efa39b)
[INFO] [stderr]    Compiling modular-bitfield-to-value v0.1.0 (https://github.com/hacknus/modular-bitfield-to-value#09efa39b)
[INFO] [stderr]    Compiling acs37800 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:339:85
[INFO] [stdout]     |
[INFO] [stdout] 339 |     pub fn read_register<'a>(&'a mut self, reg: u8, buffer: &'a mut [u8]) -> Result<&mut [u8], E> {
[INFO] [stdout]     |                               --                             --                     ^^^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |                               |                              |
[INFO] [stdout]     |                               the lifetime is named here     the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:6:9
[INFO] [stdout]     |
[INFO] [stdout]   6 | #![deny(warnings)]
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` implied by `#[warn(warnings)]`
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 339 |     pub fn read_register<'a>(&'a mut self, reg: u8, buffer: &'a mut [u8]) -> Result<&'a mut [u8], E> {
[INFO] [stdout]     |                                                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:345:63
[INFO] [stdout]     |
[INFO] [stdout] 345 |     fn read<'a>(&'a mut self, buffer: &'a mut [u8]) -> Result<&mut [u8], E> {
[INFO] [stdout]     |                  --                    --                     ^^^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |                  |                     |
[INFO] [stdout]     |                  |                     the lifetime is named here
[INFO] [stdout]     |                  the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 345 |     fn read<'a>(&'a mut self, buffer: &'a mut [u8]) -> Result<&'a mut [u8], E> {
[INFO] [stdout]     |                                                                ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.81s
[INFO] running `Command { std: "docker" "inspect" "4285a279b69e969fca943a4aa044ff543fc7204a4a7f77c011cb882bdaddf112", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4285a279b69e969fca943a4aa044ff543fc7204a4a7f77c011cb882bdaddf112", kill_on_drop: false }`
[INFO] [stdout] 4285a279b69e969fca943a4aa044ff543fc7204a4a7f77c011cb882bdaddf112
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ffd4977b19fbf8b9a489f1b92da8d4a84099358fcecb4cdbc0f11fb1fd5ffb71
[INFO] running `Command { std: "docker" "start" "-a" "ffd4977b19fbf8b9a489f1b92da8d4a84099358fcecb4cdbc0f11fb1fd5ffb71", kill_on_drop: false }`
[INFO] [stderr]    Compiling acs37800 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:339:85
[INFO] [stdout]     |
[INFO] [stdout] 339 |     pub fn read_register<'a>(&'a mut self, reg: u8, buffer: &'a mut [u8]) -> Result<&mut [u8], E> {
[INFO] [stdout]     |                               --                             --                     ^^^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |                               |                              |
[INFO] [stdout]     |                               the lifetime is named here     the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:6:9
[INFO] [stdout]     |
[INFO] [stdout]   6 | #![deny(warnings)]
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` implied by `#[warn(warnings)]`
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 339 |     pub fn read_register<'a>(&'a mut self, reg: u8, buffer: &'a mut [u8]) -> Result<&'a mut [u8], E> {
[INFO] [stdout]     |                                                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:345:63
[INFO] [stdout]     |
[INFO] [stdout] 345 |     fn read<'a>(&'a mut self, buffer: &'a mut [u8]) -> Result<&mut [u8], E> {
[INFO] [stdout]     |                  --                    --                     ^^^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |                  |                     |
[INFO] [stdout]     |                  |                     the lifetime is named here
[INFO] [stdout]     |                  the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 345 |     fn read<'a>(&'a mut self, buffer: &'a mut [u8]) -> Result<&'a mut [u8], E> {
[INFO] [stdout]     |                                                                ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:339:85
[INFO] [stdout]     |
[INFO] [stdout] 339 |     pub fn read_register<'a>(&'a mut self, reg: u8, buffer: &'a mut [u8]) -> Result<&mut [u8], E> {
[INFO] [stdout]     |                               --                             --                     ^^^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |                               |                              |
[INFO] [stdout]     |                               the lifetime is named here     the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:6:9
[INFO] [stdout]     |
[INFO] [stdout]   6 | #![deny(warnings)]
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` implied by `#[warn(warnings)]`
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 339 |     pub fn read_register<'a>(&'a mut self, reg: u8, buffer: &'a mut [u8]) -> Result<&'a mut [u8], E> {
[INFO] [stdout]     |                                                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:345:63
[INFO] [stdout]     |
[INFO] [stdout] 345 |     fn read<'a>(&'a mut self, buffer: &'a mut [u8]) -> Result<&mut [u8], E> {
[INFO] [stdout]     |                  --                    --                     ^^^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |                  |                     |
[INFO] [stdout]     |                  |                     the lifetime is named here
[INFO] [stdout]     |                  the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 345 |     fn read<'a>(&'a mut self, buffer: &'a mut [u8]) -> Result<&'a mut [u8], E> {
[INFO] [stdout]     |                                                                ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "ffd4977b19fbf8b9a489f1b92da8d4a84099358fcecb4cdbc0f11fb1fd5ffb71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffd4977b19fbf8b9a489f1b92da8d4a84099358fcecb4cdbc0f11fb1fd5ffb71", kill_on_drop: false }`
[INFO] [stdout] ffd4977b19fbf8b9a489f1b92da8d4a84099358fcecb4cdbc0f11fb1fd5ffb71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ab73fd3e099b5558d67064605d9ccc4a95ea99377d5187897729cdf8437cf8e5
[INFO] running `Command { std: "docker" "start" "-a" "ab73fd3e099b5558d67064605d9ccc4a95ea99377d5187897729cdf8437cf8e5", kill_on_drop: false }`
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:339:85
[INFO] [stderr]     |
[INFO] [stderr] 339 |     pub fn read_register<'a>(&'a mut self, reg: u8, buffer: &'a mut [u8]) -> Result<&mut [u8], E> {
[INFO] [stderr]     |                               --                             --                     ^^^^^^^^^ the same lifetime is elided here
[INFO] [stderr]     |                               |                              |
[INFO] [stderr]     |                               the lifetime is named here     the lifetime is named here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/lib.rs:6:9
[INFO] [stderr]     |
[INFO] [stderr]   6 | #![deny(warnings)]
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` implied by `#[warn(warnings)]`
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 339 |     pub fn read_register<'a>(&'a mut self, reg: u8, buffer: &'a mut [u8]) -> Result<&'a mut [u8], E> {
[INFO] [stderr]     |                                                                                      ++
[INFO] [stderr] 
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:345:63
[INFO] [stderr]     |
[INFO] [stderr] 345 |     fn read<'a>(&'a mut self, buffer: &'a mut [u8]) -> Result<&mut [u8], E> {
[INFO] [stderr]     |                  --                    --                     ^^^^^^^^^ the same lifetime is elided here
[INFO] [stderr]     |                  |                     |
[INFO] [stderr]     |                  |                     the lifetime is named here
[INFO] [stderr]     |                  the lifetime is named here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 345 |     fn read<'a>(&'a mut self, buffer: &'a mut [u8]) -> Result<&'a mut [u8], E> {
[INFO] [stderr]     |                                                                ++
[INFO] [stderr] 
[INFO] [stderr] warning: `acs37800` (lib) generated 2 warnings (run `cargo fix --lib -p acs37800` to apply 2 suggestions)
[INFO] [stderr] warning: `acs37800` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/acs37800-af00845a43e6ebea)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests acs37800
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ab73fd3e099b5558d67064605d9ccc4a95ea99377d5187897729cdf8437cf8e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab73fd3e099b5558d67064605d9ccc4a95ea99377d5187897729cdf8437cf8e5", kill_on_drop: false }`
[INFO] [stdout] ab73fd3e099b5558d67064605d9ccc4a95ea99377d5187897729cdf8437cf8e5
