[INFO] fetching crate yolo-block 0.1.0... [INFO] checking yolo-block-0.1.0 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3 [INFO] extracting crate yolo-block 0.1.0 into /workspace/builds/worker-5-tc1/source [INFO] validating manifest of crates.io crate yolo-block 0.1.0 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate yolo-block 0.1.0 [INFO] finished tweaking crates.io crate yolo-block 0.1.0 [INFO] tweaked toml for crates.io crate yolo-block 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 34 packages [INFO] [stderr] Adding pulldown-cmark v0.9.6 (latest: v0.10.0) [INFO] [stderr] Adding toml v0.7.8 (latest: v0.8.12) [INFO] [stderr] Adding toml_edit v0.19.15 (latest: v0.22.9) [INFO] [stderr] Adding winnow v0.5.40 (latest: v0.6.5) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded version-sync v0.9.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3aa929bd6653958b6863735bfc969cca1dd2e5d4743de834a8b93ed1d432492b [INFO] running `Command { std: "docker" "start" "-a" "3aa929bd6653958b6863735bfc969cca1dd2e5d4743de834a8b93ed1d432492b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3aa929bd6653958b6863735bfc969cca1dd2e5d4743de834a8b93ed1d432492b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3aa929bd6653958b6863735bfc969cca1dd2e5d4743de834a8b93ed1d432492b", kill_on_drop: false }` [INFO] [stdout] 3aa929bd6653958b6863735bfc969cca1dd2e5d4743de834a8b93ed1d432492b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5d557a5b0ded7658604b1b7bceba4ca0c51757bdd1fbc1a3f435b67fa5683da4 [INFO] running `Command { std: "docker" "start" "-a" "5d557a5b0ded7658604b1b7bceba4ca0c51757bdd1fbc1a3f435b67fa5683da4", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Checking unicode-ident v1.0.12 [INFO] [stderr] Checking serde_spanned v0.6.5 [INFO] [stderr] Checking toml_datetime v0.6.5 [INFO] [stderr] Checking winnow v0.5.40 [INFO] [stderr] Checking regex-syntax v0.8.3 [INFO] [stderr] Compiling pulldown-cmark v0.9.6 [INFO] [stderr] Compiling semver v1.0.22 [INFO] [stderr] Checking yolo-block v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/lib.rs:41:5 [INFO] [stdout] | [INFO] [stdout] 41 | use core::convert::From; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/core/src/prelude/mod.rs:47:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `track_caller` has been stable since 1.46.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:37:12 [INFO] [stdout] | [INFO] [stdout] 37 | #![feature(track_caller)] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking quote v1.0.35 [INFO] [stderr] Checking syn v2.0.57 [INFO] [stderr] Checking toml_edit v0.19.15 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking toml v0.7.8 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Checking version-sync v0.9.5 [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/lib.rs:41:5 [INFO] [stdout] | [INFO] [stdout] 41 | use core::convert::From; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/core/src/prelude/mod.rs:47:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `track_caller` has been stable since 1.46.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:37:12 [INFO] [stdout] | [INFO] [stdout] 37 | #![feature(track_caller)] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a function that returns `Result` [INFO] [stdout] --> tests/various.rs:33:36 [INFO] [stdout] | [INFO] [stdout] 31 | fn option() { [INFO] [stdout] | ----------- this function returns a `Result` [INFO] [stdout] 32 | let _foo: u32 = yolo! { [INFO] [stdout] 33 | ::std::option::Option::None? [INFO] [stdout] | ^ use `.ok_or(...)?` to provide an error compatible with `Result<_, YoloError>` [INFO] [stdout] | [INFO] [stdout] = help: the trait `FromResidual>` is not implemented for `Result<_, YoloError>` [INFO] [stdout] = help: the following other types implement trait `FromResidual`: [INFO] [stdout] as FromResidual>> [INFO] [stdout] as FromResidual>> [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `yolo-block` (test "various") due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "5d557a5b0ded7658604b1b7bceba4ca0c51757bdd1fbc1a3f435b67fa5683da4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5d557a5b0ded7658604b1b7bceba4ca0c51757bdd1fbc1a3f435b67fa5683da4", kill_on_drop: false }` [INFO] [stdout] 5d557a5b0ded7658604b1b7bceba4ca0c51757bdd1fbc1a3f435b67fa5683da4