[INFO] fetching crate yolo-block 0.1.0... [INFO] checking yolo-block-0.1.0 against try#8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346 for pr-86194 [INFO] extracting crate yolo-block 0.1.0 into /workspace/builds/worker-10/source [INFO] validating manifest of crates.io crate yolo-block 0.1.0 on toolchain 8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "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-10/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded version-sync v0.9.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] a5b269acce5c030b53e77179df0ca0449ed38ad17672485e456d0bf08984f988 [INFO] running `Command { std: "docker" "start" "-a" "a5b269acce5c030b53e77179df0ca0449ed38ad17672485e456d0bf08984f988", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a5b269acce5c030b53e77179df0ca0449ed38ad17672485e456d0bf08984f988", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a5b269acce5c030b53e77179df0ca0449ed38ad17672485e456d0bf08984f988", kill_on_drop: false }` [INFO] [stdout] a5b269acce5c030b53e77179df0ca0449ed38ad17672485e456d0bf08984f988 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 4b45ff6886427c4074a3b385eaa23c7971552694933f2b86f4cfd5477868b7ac [INFO] running `Command { std: "docker" "start" "-a" "4b45ff6886427c4074a3b385eaa23c7971552694933f2b86f4cfd5477868b7ac", kill_on_drop: false }` [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking semver-parser v0.9.0 [INFO] [stderr] Checking yolo-block v0.1.0 (/opt/rustwide/workdir) [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking tinyvec v1.2.0 [INFO] [stderr] Checking unicode-bidi v0.3.5 [INFO] [stderr] Checking form_urlencoded v1.0.1 [INFO] [stderr] Checking pulldown-cmark v0.8.0 [INFO] [stderr] Checking quote v1.0.9 [INFO] [stderr] Checking unicode-normalization v0.1.19 [INFO] [stderr] Checking syn v1.0.73 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Checking url v2.2.2 [INFO] [stderr] Checking toml v0.5.8 [INFO] [stderr] Checking version-sync v0.9.2 [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: 1 warning 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] 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] 34 | | }; [INFO] [stdout] 35 | | } [INFO] [stdout] | |_- this function returns a `Result` [INFO] [stdout] | [INFO] [stdout] = help: the trait `FromResidual>` is not implemented for `Result<_, YoloError>` [INFO] [stdout] = note: required by `from_residual` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `yolo-block` [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] [INFO] [stdout] For more information about this error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "4b45ff6886427c4074a3b385eaa23c7971552694933f2b86f4cfd5477868b7ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4b45ff6886427c4074a3b385eaa23c7971552694933f2b86f4cfd5477868b7ac", kill_on_drop: false }` [INFO] [stdout] 4b45ff6886427c4074a3b385eaa23c7971552694933f2b86f4cfd5477868b7ac