[INFO] fetching crate robotevents 0.6.0...
[INFO] testing robotevents-0.6.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate robotevents 0.6.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate robotevents 0.6.0
[INFO] finished tweaking crates.io crate robotevents 0.6.0
[INFO] tweaked toml for crates.io crate robotevents 0.6.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate robotevents 0.6.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate robotevents 0.6.0 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 992caa5ec26e2963f9bb9165455ed01b5fcf372cefb2d461aacd619f243ce61c
[INFO] running `Command { std: "docker" "start" "-a" "992caa5ec26e2963f9bb9165455ed01b5fcf372cefb2d461aacd619f243ce61c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "992caa5ec26e2963f9bb9165455ed01b5fcf372cefb2d461aacd619f243ce61c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "992caa5ec26e2963f9bb9165455ed01b5fcf372cefb2d461aacd619f243ce61c", kill_on_drop: false }`
[INFO] [stdout] 992caa5ec26e2963f9bb9165455ed01b5fcf372cefb2d461aacd619f243ce61c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15ac1dde0c0f9cba813a3bf76b89dcd2508464aa310ee04bedfdc834195795df
[INFO] running `Command { std: "docker" "start" "-a" "15ac1dde0c0f9cba813a3bf76b89dcd2508464aa310ee04bedfdc834195795df", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling futures-core v0.3.29
[INFO] [stderr]    Compiling futures-task v0.3.29
[INFO] [stderr]    Compiling openssl v0.10.61
[INFO] [stderr]    Compiling futures-util v0.3.29
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling futures-channel v0.3.29
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling tokio v1.35.0
[INFO] [stderr]    Compiling futures-sink v0.3.29
[INFO] [stderr]    Compiling syn v2.0.41
[INFO] [stderr]    Compiling unicode-bidi v0.3.14
[INFO] [stderr]    Compiling ipnet v2.9.0
[INFO] [stderr]    Compiling itertools v0.12.0
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling openssl-sys v0.9.97
[INFO] [stderr]    Compiling indexmap v2.1.0
[INFO] [stderr]    Compiling url v2.5.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]    Compiling tokio-util v0.7.10
[INFO] [stderr]    Compiling h2 v0.3.22
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]    Compiling hyper v0.14.27
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.22
[INFO] [stderr]    Compiling robotevents v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.41s
[INFO] running `Command { std: "docker" "inspect" "15ac1dde0c0f9cba813a3bf76b89dcd2508464aa310ee04bedfdc834195795df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15ac1dde0c0f9cba813a3bf76b89dcd2508464aa310ee04bedfdc834195795df", kill_on_drop: false }`
[INFO] [stdout] 15ac1dde0c0f9cba813a3bf76b89dcd2508464aa310ee04bedfdc834195795df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32ea03bbdf2b079ed7a21d388a46ede0974325cf8b6fb9cb6d1dc8e1ff1c2f2d
[INFO] running `Command { std: "docker" "start" "-a" "32ea03bbdf2b079ed7a21d388a46ede0974325cf8b6fb9cb6d1dc8e1ff1c2f2d", kill_on_drop: false }`
[INFO] [stderr]    Compiling robotevents v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.25s
[INFO] running `Command { std: "docker" "inspect" "32ea03bbdf2b079ed7a21d388a46ede0974325cf8b6fb9cb6d1dc8e1ff1c2f2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32ea03bbdf2b079ed7a21d388a46ede0974325cf8b6fb9cb6d1dc8e1ff1c2f2d", kill_on_drop: false }`
[INFO] [stdout] 32ea03bbdf2b079ed7a21d388a46ede0974325cf8b6fb9cb6d1dc8e1ff1c2f2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5ec640362d3a1c8f4f36225dbe563ce8a5d9485f06b0f4efdd28f1ca87b075da
[INFO] running `Command { std: "docker" "start" "-a" "5ec640362d3a1c8f4f36225dbe563ce8a5d9485f06b0f4efdd28f1ca87b075da", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/robotevents-e6a0d4964e181cdb)
[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 robotevents
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/client.rs - client::RobotEvents::new (line 32) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/client.rs - client::RobotEvents::new (line 32) stdout ----
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/client.rs:36:47
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_client_rs_32_0() {
[INFO] [stdout]   |                                      ------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 7 | let token = std::env::var("ROBOTEVENTS_TOKEN")?;
[INFO] [stdout]   |                                               ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_client_rs_32_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use robotevents::RobotEvents;
[INFO] [stdout] ...
[INFO] [stdout] 8 | let client = RobotEvents::new(token);
[INFO] [stdout] 9 +     Ok(())
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/client.rs - client::RobotEvents::new (line 32)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.20s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "5ec640362d3a1c8f4f36225dbe563ce8a5d9485f06b0f4efdd28f1ca87b075da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ec640362d3a1c8f4f36225dbe563ce8a5d9485f06b0f4efdd28f1ca87b075da", kill_on_drop: false }`
[INFO] [stdout] 5ec640362d3a1c8f4f36225dbe563ce8a5d9485f06b0f4efdd28f1ca87b075da