[INFO] fetching crate worldstat 0.0.1...
[INFO] testing worldstat-0.0.1 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate worldstat 0.0.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate worldstat 0.0.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate worldstat 0.0.1
[INFO] tweaked toml for crates.io crate worldstat 0.0.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate worldstat 0.0.1 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate worldstat 0.0.1 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cc v1.2.6
[INFO] [stderr]   Downloaded fastnbt v2.5.0
[INFO] [stderr]   Downloaded syn v2.0.93
[INFO] [stderr]   Downloaded rustls v0.23.20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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] 1d84c6c637f91a166bec4f6ee8a9bf6e2325d34dbfd03dea0708af2293e9a8f4
[INFO] running `Command { std: "docker" "start" "1d84c6c637f91a166bec4f6ee8a9bf6e2325d34dbfd03dea0708af2293e9a8f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d84c6c637f91a166bec4f6ee8a9bf6e2325d34dbfd03dea0708af2293e9a8f4", 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" "1d84c6c637f91a166bec4f6ee8a9bf6e2325d34dbfd03dea0708af2293e9a8f4" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d84c6c637f91a166bec4f6ee8a9bf6e2325d34dbfd03dea0708af2293e9a8f4", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "1d84c6c637f91a166bec4f6ee8a9bf6e2325d34dbfd03dea0708af2293e9a8f4" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.93
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling cc v1.2.6
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling rustls-pki-types v1.10.1
[INFO] [stderr]    Compiling rustls v0.23.20
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling crc32fast v1.4.2
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling miniz_oxide v0.8.2
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling cesu8 v1.1.0
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling webpki-roots v0.26.7
[INFO] [stderr]    Compiling flate2 v1.0.35
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling darling_core v0.20.10
[INFO] [stderr]    Compiling zerovec-derive v0.10.3
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling icu_provider_macros v1.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling zerofrom-derive v0.1.5
[INFO] [stderr]    Compiling yoke-derive v0.7.5
[INFO] [stderr]    Compiling zerofrom v0.1.5
[INFO] [stderr]    Compiling yoke v0.7.5
[INFO] [stderr]    Compiling darling_macro v0.20.10
[INFO] [stderr]    Compiling zerovec v0.10.4
[INFO] [stderr]    Compiling darling v0.20.10
[INFO] [stderr]    Compiling serde_with_macros v3.12.0
[INFO] [stderr]    Compiling tinystr v0.7.6
[INFO] [stderr]    Compiling icu_collections v1.5.0
[INFO] [stderr]    Compiling icu_locid v1.5.0
[INFO] [stderr]    Compiling icu_provider v1.5.0
[INFO] [stderr]    Compiling icu_locid_transform v1.5.0
[INFO] [stderr]    Compiling icu_properties v1.5.1
[INFO] [stderr]    Compiling serde_bytes v0.11.15
[INFO] [stderr]    Compiling serde_json v1.0.134
[INFO] [stderr]    Compiling serde_with v3.12.0
[INFO] [stderr]    Compiling icu_normalizer v1.5.0
[INFO] [stderr]    Compiling fastnbt v2.5.0
[INFO] [stderr]    Compiling idna_adapter v1.2.0
[INFO] [stderr]    Compiling idna v1.0.3
[INFO] [stderr]    Compiling url v2.5.4
[INFO] [stderr]    Compiling rustls-webpki v0.102.8
[INFO] [stderr]    Compiling ureq v2.12.1
[INFO] [stderr]    Compiling worldstat v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 1m 08s
[INFO] running `Command { std: "docker" "inspect" "1d84c6c637f91a166bec4f6ee8a9bf6e2325d34dbfd03dea0708af2293e9a8f4", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "1d84c6c637f91a166bec4f6ee8a9bf6e2325d34dbfd03dea0708af2293e9a8f4" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling worldstat v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 1.84s
[INFO] running `Command { std: "docker" "inspect" "1d84c6c637f91a166bec4f6ee8a9bf6e2325d34dbfd03dea0708af2293e9a8f4", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "1d84c6c637f91a166bec4f6ee8a9bf6e2325d34dbfd03dea0708af2293e9a8f4" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/worldstat-7a4e4828be3a747e)
[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 worldstat
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 21) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 35) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 21) 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/lib.rs:27:25
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_21_0() {
[INFO] [stdout]    |                                      ---------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 27 | let uuid = player.uuid()?;
[INFO] [stdout]    |                         ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]    |
[INFO] [stdout] 22 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_21_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 23 | use worldstat::player::Player;
[INFO] [stdout] ...
[INFO] [stdout] 31 | println!("Player skin URLs: {:?}", skin_urls);
[INFO] [stdout] 32 +     Ok(())
[INFO] [stdout]    |
[INFO] [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/lib.rs:28:35
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_21_0() {
[INFO] [stdout]    |                                      ---------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 28 | let skin_urls = player.skin_urls()?;
[INFO] [stdout]    |                                   ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]    |
[INFO] [stdout] 22 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_21_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 23 | use worldstat::player::Player;
[INFO] [stdout] ...
[INFO] [stdout] 31 | println!("Player skin URLs: {:?}", skin_urls);
[INFO] [stdout] 32 +     Ok(())
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 35) 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/lib.rs:45:16
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_35_0() {
[INFO] [stdout]    |                                      ---------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 45 |   .statistics()?;
[INFO] [stdout]    |                ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]    |
[INFO] [stdout] 36 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_35_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 37 | use worldstat::{context::Context, player::Player};
[INFO] [stdout] ...
[INFO] [stdout] 50 | println!("SpikeHD has crafted {} oak planks", count);
[INFO] [stdout] 51 +     Ok(())
[INFO] [stdout]    |
[INFO] [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/lib.rs:47:52
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_35_0() {
[INFO] [stdout]    |                                      ---------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 47 | let crafted = stats.crafted("minecraft:oak_planks")?;
[INFO] [stdout]    |                                                    ^ cannot use the `?` operator in a function that returns `()`
[INFO] [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/lib.rs:48:29
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_35_0() {
[INFO] [stdout]    |                                      ---------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 48 | let count = crafted.as_i64()?;
[INFO] [stdout]    |                             ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[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/lib.rs - (line 21)
[INFO] [stdout]     src/lib.rs - (line 35)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.19s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "1d84c6c637f91a166bec4f6ee8a9bf6e2325d34dbfd03dea0708af2293e9a8f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d84c6c637f91a166bec4f6ee8a9bf6e2325d34dbfd03dea0708af2293e9a8f4", kill_on_drop: false }`
[INFO] [stdout] 1d84c6c637f91a166bec4f6ee8a9bf6e2325d34dbfd03dea0708af2293e9a8f4
