[INFO] fetching crate xstd 0.2.0... [INFO] checking xstd-0.2.0 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3 [INFO] extracting crate xstd 0.2.0 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate xstd 0.2.0 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 xstd 0.2.0 [INFO] finished tweaking crates.io crate xstd 0.2.0 [INFO] tweaked toml for crates.io crate xstd 0.2.0 written to /workspace/builds/worker-3-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 19 packages [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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 25cfbebd4babb88ab65caf131c71863180aeb69aa459fc96db6f8c406bb77948 [INFO] running `Command { std: "docker" "start" "-a" "25cfbebd4babb88ab65caf131c71863180aeb69aa459fc96db6f8c406bb77948", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "25cfbebd4babb88ab65caf131c71863180aeb69aa459fc96db6f8c406bb77948", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "25cfbebd4babb88ab65caf131c71863180aeb69aa459fc96db6f8c406bb77948", kill_on_drop: false }` [INFO] [stdout] 25cfbebd4babb88ab65caf131c71863180aeb69aa459fc96db6f8c406bb77948 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 46ace3b53c478e27bf0705bfeb59536885fabb961c3be031279c1841c8b24486 [INFO] running `Command { std: "docker" "start" "-a" "46ace3b53c478e27bf0705bfeb59536885fabb961c3be031279c1841c8b24486", kill_on_drop: false }` [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Checking xstd v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/vec.rs:21:14 [INFO] [stdout] | [INFO] [stdout] 21 | .intersperse(&"\n") [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `intersperse_iter::IntersperseIterAdapter::intersperse(...)` to keep using the current method [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] help: add `#![feature(iter_intersperse)]` to the crate attributes to enable `intersperse` [INFO] [stdout] --> src/lib.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 + #![feature(iter_intersperse)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/vec.rs:45:14 [INFO] [stdout] | [INFO] [stdout] 45 | .intersperse(&" ") [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `intersperse_iter::IntersperseIterAdapter::intersperse(...)` to keep using the current method [INFO] [stdout] help: add `#![feature(iter_intersperse)]` to the crate attributes to enable `intersperse` [INFO] [stdout] --> src/lib.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 + #![feature(iter_intersperse)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: missing documentation for a trait [INFO] [stdout] --> src/iter/intersperse_iter.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | pub trait IntersperseIterAdapter: Iterator { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:1:10 [INFO] [stdout] | [INFO] [stdout] 1 | #! [deny(missing_docs)] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: missing documentation for a method [INFO] [stdout] --> src/iter/intersperse_iter.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | / fn intersperse(self, elem: Self::Item) -> IntersperseIter [INFO] [stdout] 3 | | where [INFO] [stdout] 4 | | Self: Sized, [INFO] [stdout] 5 | | Self::Item: Clone, [INFO] [stdout] | |__________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: missing documentation for a trait [INFO] [stdout] --> src/iter/memento_iter.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | pub trait MementoIterAdapter: Iterator { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: missing documentation for a method [INFO] [stdout] --> src/iter/memento_iter.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | / fn memento(self) -> MementoIter [INFO] [stdout] 3 | | where [INFO] [stdout] 4 | | Self: Sized, [INFO] [stdout] 5 | | Self::Item: Clone, [INFO] [stdout] | |__________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: missing documentation for a method [INFO] [stdout] --> src/vec.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | fn unlines(&self) -> String; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: missing documentation for a method [INFO] [stdout] --> src/vec.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | fn unwords(&self) -> String; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: missing documentation for a method [INFO] [stdout] --> src/dynamic.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | fn is_instance_of(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 7 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `xstd` (lib) due to 8 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "46ace3b53c478e27bf0705bfeb59536885fabb961c3be031279c1841c8b24486", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "46ace3b53c478e27bf0705bfeb59536885fabb961c3be031279c1841c8b24486", kill_on_drop: false }` [INFO] [stdout] 46ace3b53c478e27bf0705bfeb59536885fabb961c3be031279c1841c8b24486