[INFO] fetching crate esp-01 0.1.1...
[INFO] testing esp-01-0.1.1 against 1.75.0 for beta-1.76-1
[INFO] extracting crate esp-01 0.1.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate esp-01 0.1.1 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate esp-01 0.1.1
[INFO] finished tweaking crates.io crate esp-01 0.1.1
[INFO] tweaked toml for crates.io crate esp-01 0.1.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d4546b8308879716a77f79cccdd98ea295899b6de49b9045b367c5ba85aa2cf5
[INFO] running `Command { std: "docker" "start" "-a" "d4546b8308879716a77f79cccdd98ea295899b6de49b9045b367c5ba85aa2cf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4546b8308879716a77f79cccdd98ea295899b6de49b9045b367c5ba85aa2cf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4546b8308879716a77f79cccdd98ea295899b6de49b9045b367c5ba85aa2cf5", kill_on_drop: false }`
[INFO] [stdout] d4546b8308879716a77f79cccdd98ea295899b6de49b9045b367c5ba85aa2cf5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 35f31a5d7b74a8c27ac035aca77cb8de582ed4cc99770e6f16b9cfc54ff56edb
[INFO] running `Command { std: "docker" "start" "-a" "35f31a5d7b74a8c27ac035aca77cb8de582ed4cc99770e6f16b9cfc54ff56edb", kill_on_drop: false }`
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling nb v1.1.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling esp-01 v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `step` and `cause` are never read
[INFO] [stdout]   --> src/lib.rs:84:5
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub struct TransmissionError<R, T, P> {
[INFO] [stdout]    |            ----------------- fields in this struct
[INFO] [stdout] 84 |     step: TransmissionStep,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 85 |     cause: Error<R, T, P>
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TransmissionError` 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "35f31a5d7b74a8c27ac035aca77cb8de582ed4cc99770e6f16b9cfc54ff56edb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35f31a5d7b74a8c27ac035aca77cb8de582ed4cc99770e6f16b9cfc54ff56edb", kill_on_drop: false }`
[INFO] [stdout] 35f31a5d7b74a8c27ac035aca77cb8de582ed4cc99770e6f16b9cfc54ff56edb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98ef6e44a5f5911100709b9a41853df77615efb3deda6eaae859269a20a5a64e
[INFO] running `Command { std: "docker" "start" "-a" "98ef6e44a5f5911100709b9a41853df77615efb3deda6eaae859269a20a5a64e", kill_on_drop: false }`
[INFO] [stdout] warning: fields `step` and `cause` are never read
[INFO] [stdout]   --> src/lib.rs:84:5
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub struct TransmissionError<R, T, P> {
[INFO] [stdout]    |            ----------------- fields in this struct
[INFO] [stdout] 84 |     step: TransmissionStep,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 85 |     cause: Error<R, T, P>
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TransmissionError` 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]    Compiling esp-01 v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `step` and `cause` are never read
[INFO] [stdout]   --> src/lib.rs:84:5
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub struct TransmissionError<R, T, P> {
[INFO] [stdout]    |            ----------------- fields in this struct
[INFO] [stdout] 84 |     step: TransmissionStep,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 85 |     cause: Error<R, T, P>
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TransmissionError` 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "98ef6e44a5f5911100709b9a41853df77615efb3deda6eaae859269a20a5a64e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98ef6e44a5f5911100709b9a41853df77615efb3deda6eaae859269a20a5a64e", kill_on_drop: false }`
[INFO] [stdout] 98ef6e44a5f5911100709b9a41853df77615efb3deda6eaae859269a20a5a64e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9cfd024339a46a9c032d317a920005856cac660f17e034f57ca43ee36ce5d747
[INFO] running `Command { std: "docker" "start" "-a" "9cfd024339a46a9c032d317a920005856cac660f17e034f57ca43ee36ce5d747", kill_on_drop: false }`
[INFO] [stderr] warning: fields `step` and `cause` are never read
[INFO] [stderr]   --> src/lib.rs:84:5
[INFO] [stderr]    |
[INFO] [stderr] 83 | pub struct TransmissionError<R, T, P> {
[INFO] [stderr]    |            ----------------- fields in this struct
[INFO] [stderr] 84 |     step: TransmissionStep,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 85 |     cause: Error<R, T, P>
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `TransmissionError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `esp-01` (lib) generated 1 warning
[INFO] [stderr] warning: `esp-01` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/esp_01-d99c1849c6be727c)
[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 esp-01
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/timing.rs - timing::LongTimer (line 14) ... FAILED
[INFO] [stdout] test src/lib.rs - compare_circular_buffer (line 398) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/timing.rs - timing::LongTimer (line 14) stdout ----
[INFO] [stdout] error[E0412]: cannot find type `Timer` in this scope
[INFO] [stdout]  --> src/timing.rs:16:12
[INFO] [stdout]   |
[INFO] [stdout] 4 |     timer: Timer<T>,
[INFO] [stdout]   |            ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Timer` in this scope
[INFO] [stdout]  --> src/timing.rs:21:11
[INFO] [stdout]   |
[INFO] [stdout] 9 |     where Timer<T>: CountDown<Time = Hertz> + Periodic
[INFO] [stdout]   |           ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `CountDown` in this scope
[INFO] [stdout]  --> src/timing.rs:21:21
[INFO] [stdout]   |
[INFO] [stdout] 9 |     where Timer<T>: CountDown<Time = Hertz> + Periodic
[INFO] [stdout]   |                     ^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]   |
[INFO] [stdout] 2 + use embedded_hal::timer::CountDown;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Hertz` in this scope
[INFO] [stdout]  --> src/timing.rs:21:38
[INFO] [stdout]   |
[INFO] [stdout] 9 |     where Timer<T>: CountDown<Time = Hertz> + Periodic
[INFO] [stdout]   |                                      ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Periodic` in this scope
[INFO] [stdout]  --> src/timing.rs:21:47
[INFO] [stdout]   |
[INFO] [stdout] 9 |     where Timer<T>: CountDown<Time = Hertz> + Periodic
[INFO] [stdout]   |                                               ^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]   |
[INFO] [stdout] 2 + use embedded_hal::timer::Periodic;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Timer` in this scope
[INFO] [stdout]   --> src/timing.rs:23:23
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn new(timer: Timer<T>) -> Self {
[INFO] [stdout]    |                       ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Infallible` in this scope
[INFO] [stdout]   --> src/timing.rs:29:50
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn process_tick(&mut self) -> nb::Result<(), Infallible>{
[INFO] [stdout]    |                                                  ^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 2  + use core::convert::Infallible;
[INFO] [stdout]    |
[INFO] [stdout] 2  + use std::convert::Infallible;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Timer` in this scope
[INFO] [stdout]   --> src/timing.rs:47:11
[INFO] [stdout]    |
[INFO] [stdout] 35 |     where Timer<T>: CountDown<Time = Hertz> + Periodic
[INFO] [stdout]    |           ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `CountDown` in this scope
[INFO] [stdout]   --> src/timing.rs:47:21
[INFO] [stdout]    |
[INFO] [stdout] 35 |     where Timer<T>: CountDown<Time = Hertz> + Periodic
[INFO] [stdout]    |                     ^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]    |
[INFO] [stdout] 2  + use embedded_hal::timer::CountDown;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Hertz` in this scope
[INFO] [stdout]   --> src/timing.rs:47:38
[INFO] [stdout]    |
[INFO] [stdout] 35 |     where Timer<T>: CountDown<Time = Hertz> + Periodic
[INFO] [stdout]    |                                      ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Periodic` in this scope
[INFO] [stdout]   --> src/timing.rs:47:47
[INFO] [stdout]    |
[INFO] [stdout] 35 |     where Timer<T>: CountDown<Time = Hertz> + Periodic
[INFO] [stdout]    |                                               ^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]    |
[INFO] [stdout] 2  + use embedded_hal::timer::Periodic;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Infallible` in this scope
[INFO] [stdout]   --> src/timing.rs:49:42
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn wait(&mut self) -> nb::Result<(), Infallible> {
[INFO] [stdout]    |                                          ^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 2  + use core::convert::Infallible;
[INFO] [stdout]    |
[INFO] [stdout] 2  + use std::convert::Infallible;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0531]: cannot find tuple struct or tuple variant `Millisecond` in this scope
[INFO] [stdout]   --> src/timing.rs:56:25
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn start(&mut self, Millisecond(duration): Millisecond) {
[INFO] [stdout]    |                         ^^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this tuple struct
[INFO] [stdout]    |
[INFO] [stdout] 2  + use esp_01::Millisecond;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Millisecond` in this scope
[INFO] [stdout]   --> src/timing.rs:56:48
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn start(&mut self, Millisecond(duration): Millisecond) {
[INFO] [stdout]    |                                                ^^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 2  + use esp_01::Millisecond;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `esp01`
[INFO] [stdout]   --> src/timing.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 34 | impl<T> esp01::LongTimer for LongTimer<T>
[INFO] [stdout]    |         ^^^^^ use of undeclared crate or module `esp01`
[INFO] [stdout]    |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 34 | impl<T> esp_01::LongTimer for LongTimer<T>
[INFO] [stdout]    |         ~~~~~~
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 15 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0412, E0433, E0531.
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - compare_circular_buffer (line 398) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `offset` in this scope
[INFO] [stdout]  --> src/lib.rs:400:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |      ^- offset
[INFO] [stdout]   |         ^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 + use core::intrinsics::offset;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::intrinsics::offset;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]  --> src/lib.rs:399:1
[INFO] [stdout]   |
[INFO] [stdout] 2 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_398_0() {
[INFO] [stdout]   |                                                                           - help: try adding a return type: `-> [i32; 6]`
[INFO] [stdout] 3 | / [4,5,0,1,2,3]
[INFO] [stdout] 4 | |      ^- offset
[INFO] [stdout]   | |______________^ expected `()`, found `[{integer}; 6]`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - compare_circular_buffer (line 398)
[INFO] [stdout]     src/timing.rs - timing::LongTimer (line 14)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "9cfd024339a46a9c032d317a920005856cac660f17e034f57ca43ee36ce5d747", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cfd024339a46a9c032d317a920005856cac660f17e034f57ca43ee36ce5d747", kill_on_drop: false }`
[INFO] [stdout] 9cfd024339a46a9c032d317a920005856cac660f17e034f57ca43ee36ce5d747
[INFO] testing esp-01-0.1.1 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate esp-01 0.1.1 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate esp-01 0.1.1 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate esp-01 0.1.1
[INFO] finished tweaking crates.io crate esp-01 0.1.1
[INFO] tweaked toml for crates.io crate esp-01 0.1.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e9e8c446e275d67d81290f56e9ac33f40681f2e91935768ce538011cb7541e9
[INFO] running `Command { std: "docker" "start" "-a" "4e9e8c446e275d67d81290f56e9ac33f40681f2e91935768ce538011cb7541e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e9e8c446e275d67d81290f56e9ac33f40681f2e91935768ce538011cb7541e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e9e8c446e275d67d81290f56e9ac33f40681f2e91935768ce538011cb7541e9", kill_on_drop: false }`
[INFO] [stdout] 4e9e8c446e275d67d81290f56e9ac33f40681f2e91935768ce538011cb7541e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d5ffb08d503b50f466861c6878048908995f727030c539b52a8fee17d86e3b1
[INFO] running `Command { std: "docker" "start" "-a" "6d5ffb08d503b50f466861c6878048908995f727030c539b52a8fee17d86e3b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling nb v1.1.0
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling esp-01 v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `step` and `cause` are never read
[INFO] [stdout]   --> src/lib.rs:84:5
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub struct TransmissionError<R, T, P> {
[INFO] [stdout]    |            ----------------- fields in this struct
[INFO] [stdout] 84 |     step: TransmissionStep,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 85 |     cause: Error<R, T, P>
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TransmissionError` 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "6d5ffb08d503b50f466861c6878048908995f727030c539b52a8fee17d86e3b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d5ffb08d503b50f466861c6878048908995f727030c539b52a8fee17d86e3b1", kill_on_drop: false }`
[INFO] [stdout] 6d5ffb08d503b50f466861c6878048908995f727030c539b52a8fee17d86e3b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ed53e656397d2864d191205094ed286d470dbad5e6993dc62e8c35f18cdac6f
[INFO] running `Command { std: "docker" "start" "-a" "4ed53e656397d2864d191205094ed286d470dbad5e6993dc62e8c35f18cdac6f", kill_on_drop: false }`
[INFO] [stdout] warning: fields `step` and `cause` are never read
[INFO] [stdout]   --> src/lib.rs:84:5
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub struct TransmissionError<R, T, P> {
[INFO] [stdout]    |            ----------------- fields in this struct
[INFO] [stdout] 84 |     step: TransmissionStep,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 85 |     cause: Error<R, T, P>
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TransmissionError` 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]    Compiling esp-01 v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `step` and `cause` are never read
[INFO] [stdout]   --> src/lib.rs:84:5
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub struct TransmissionError<R, T, P> {
[INFO] [stdout]    |            ----------------- fields in this struct
[INFO] [stdout] 84 |     step: TransmissionStep,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 85 |     cause: Error<R, T, P>
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TransmissionError` 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "4ed53e656397d2864d191205094ed286d470dbad5e6993dc62e8c35f18cdac6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ed53e656397d2864d191205094ed286d470dbad5e6993dc62e8c35f18cdac6f", kill_on_drop: false }`
[INFO] [stdout] 4ed53e656397d2864d191205094ed286d470dbad5e6993dc62e8c35f18cdac6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1208f10d290c09b55f97ae1e89f68745006967096afc1195cf1bb7c873a26b3c
[INFO] running `Command { std: "docker" "start" "-a" "1208f10d290c09b55f97ae1e89f68745006967096afc1195cf1bb7c873a26b3c", kill_on_drop: false }`
[INFO] [stderr] warning: fields `step` and `cause` are never read
[INFO] [stderr]   --> src/lib.rs:84:5
[INFO] [stderr]    |
[INFO] [stderr] 83 | pub struct TransmissionError<R, T, P> {
[INFO] [stderr]    |            ----------------- fields in this struct
[INFO] [stderr] 84 |     step: TransmissionStep,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 85 |     cause: Error<R, T, P>
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `TransmissionError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `esp-01` (lib) generated 1 warning
[INFO] [stderr] warning: `esp-01` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/esp_01-0ef63df489822317)
[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 esp-01
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/timing.rs - timing::LongTimer (line 14) ... FAILED
[INFO] [stdout] test src/lib.rs - compare_circular_buffer (line 398) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/timing.rs - timing::LongTimer (line 14) stdout ----
[INFO] [stdout] error[E0412]: cannot find type `Timer` in this scope
[INFO] [stdout]  --> src/timing.rs:16:12
[INFO] [stdout]   |
[INFO] [stdout] 4 |     timer: Timer<T>,
[INFO] [stdout]   |            ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Timer` in this scope
[INFO] [stdout]  --> src/timing.rs:21:11
[INFO] [stdout]   |
[INFO] [stdout] 9 |     where Timer<T>: CountDown<Time = Hertz> + Periodic
[INFO] [stdout]   |           ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `CountDown` in this scope
[INFO] [stdout]  --> src/timing.rs:21:21
[INFO] [stdout]   |
[INFO] [stdout] 9 |     where Timer<T>: CountDown<Time = Hertz> + Periodic
[INFO] [stdout]   |                     ^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]   |
[INFO] [stdout] 2 + use embedded_hal::timer::CountDown;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Hertz` in this scope
[INFO] [stdout]  --> src/timing.rs:21:38
[INFO] [stdout]   |
[INFO] [stdout] 9 |     where Timer<T>: CountDown<Time = Hertz> + Periodic
[INFO] [stdout]   |                                      ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Periodic` in this scope
[INFO] [stdout]  --> src/timing.rs:21:47
[INFO] [stdout]   |
[INFO] [stdout] 9 |     where Timer<T>: CountDown<Time = Hertz> + Periodic
[INFO] [stdout]   |                                               ^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]   |
[INFO] [stdout] 2 + use embedded_hal::timer::Periodic;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Timer` in this scope
[INFO] [stdout]   --> src/timing.rs:23:23
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn new(timer: Timer<T>) -> Self {
[INFO] [stdout]    |                       ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Infallible` in this scope
[INFO] [stdout]   --> src/timing.rs:29:50
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn process_tick(&mut self) -> nb::Result<(), Infallible>{
[INFO] [stdout]    |                                                  ^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 2  + use core::convert::Infallible;
[INFO] [stdout]    |
[INFO] [stdout] 2  + use std::convert::Infallible;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Timer` in this scope
[INFO] [stdout]   --> src/timing.rs:47:11
[INFO] [stdout]    |
[INFO] [stdout] 35 |     where Timer<T>: CountDown<Time = Hertz> + Periodic
[INFO] [stdout]    |           ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `CountDown` in this scope
[INFO] [stdout]   --> src/timing.rs:47:21
[INFO] [stdout]    |
[INFO] [stdout] 35 |     where Timer<T>: CountDown<Time = Hertz> + Periodic
[INFO] [stdout]    |                     ^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]    |
[INFO] [stdout] 2  + use embedded_hal::timer::CountDown;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Hertz` in this scope
[INFO] [stdout]   --> src/timing.rs:47:38
[INFO] [stdout]    |
[INFO] [stdout] 35 |     where Timer<T>: CountDown<Time = Hertz> + Periodic
[INFO] [stdout]    |                                      ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Periodic` in this scope
[INFO] [stdout]   --> src/timing.rs:47:47
[INFO] [stdout]    |
[INFO] [stdout] 35 |     where Timer<T>: CountDown<Time = Hertz> + Periodic
[INFO] [stdout]    |                                               ^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]    |
[INFO] [stdout] 2  + use embedded_hal::timer::Periodic;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Infallible` in this scope
[INFO] [stdout]   --> src/timing.rs:49:42
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn wait(&mut self) -> nb::Result<(), Infallible> {
[INFO] [stdout]    |                                          ^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 2  + use core::convert::Infallible;
[INFO] [stdout]    |
[INFO] [stdout] 2  + use std::convert::Infallible;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0531]: cannot find tuple struct or tuple variant `Millisecond` in this scope
[INFO] [stdout]   --> src/timing.rs:56:25
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn start(&mut self, Millisecond(duration): Millisecond) {
[INFO] [stdout]    |                         ^^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this tuple struct
[INFO] [stdout]    |
[INFO] [stdout] 2  + use esp_01::Millisecond;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Millisecond` in this scope
[INFO] [stdout]   --> src/timing.rs:56:48
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn start(&mut self, Millisecond(duration): Millisecond) {
[INFO] [stdout]    |                                                ^^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 2  + use esp_01::Millisecond;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `esp01`
[INFO] [stdout]   --> src/timing.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 34 | impl<T> esp01::LongTimer for LongTimer<T>
[INFO] [stdout]    |         ^^^^^ use of undeclared crate or module `esp01`
[INFO] [stdout]    |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 34 | impl<T> esp_01::LongTimer for LongTimer<T>
[INFO] [stdout]    |         ~~~~~~
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 15 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0412, E0433, E0531.
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - compare_circular_buffer (line 398) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `offset` in this scope
[INFO] [stdout]  --> src/lib.rs:400:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |      ^- offset
[INFO] [stdout]   |         ^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 + use core::intrinsics::offset;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::intrinsics::offset;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]  --> src/lib.rs:399:1
[INFO] [stdout]   |
[INFO] [stdout] 2 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_398_0() {
[INFO] [stdout]   |                                                                           - help: try adding a return type: `-> [i32; 6]`
[INFO] [stdout] 3 | / [4,5,0,1,2,3]
[INFO] [stdout] 4 | |      ^- offset
[INFO] [stdout]   | |______________^ expected `()`, found `[{integer}; 6]`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - compare_circular_buffer (line 398)
[INFO] [stdout]     src/timing.rs - timing::LongTimer (line 14)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "1208f10d290c09b55f97ae1e89f68745006967096afc1195cf1bb7c873a26b3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1208f10d290c09b55f97ae1e89f68745006967096afc1195cf1bb7c873a26b3c", kill_on_drop: false }`
[INFO] [stdout] 1208f10d290c09b55f97ae1e89f68745006967096afc1195cf1bb7c873a26b3c
