[INFO] fetching crate xstd 0.2.0... [INFO] checking xstd-0.2.0 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1 [INFO] extracting crate xstd 0.2.0 into /workspace/builds/worker-1-tc2/source [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-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate xstd 0.2.0 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 17 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7e69fda26257fc0edb44b4fc27616b7aaf3bf376fc3b0416d4d4b54fe8521670 [INFO] running `Command { std: "docker" "start" "-a" "7e69fda26257fc0edb44b4fc27616b7aaf3bf376fc3b0416d4d4b54fe8521670", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7e69fda26257fc0edb44b4fc27616b7aaf3bf376fc3b0416d4d4b54fe8521670", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7e69fda26257fc0edb44b4fc27616b7aaf3bf376fc3b0416d4d4b54fe8521670", kill_on_drop: false }` [INFO] [stdout] 7e69fda26257fc0edb44b4fc27616b7aaf3bf376fc3b0416d4d4b54fe8521670 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7a5258af845359d5fb7434038e2ec01abd50b2df02d3169f8b5506a5e85d0852 [INFO] running `Command { std: "docker" "start" "-a" "7a5258af845359d5fb7434038e2ec01abd50b2df02d3169f8b5506a5e85d0852", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Checking futures-core v0.3.31 [INFO] [stderr] Checking futures-sink v0.3.31 [INFO] [stderr] Checking futures-io v0.3.31 [INFO] [stderr] Checking pin-project-lite v0.2.16 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking slab v0.4.11 [INFO] [stderr] Checking futures-task v0.3.31 [INFO] [stderr] Checking memchr v2.7.5 [INFO] [stderr] Checking xstd v0.2.0 (/opt/rustwide/workdir) [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] [stderr] Checking futures-channel v0.3.31 [INFO] [stderr] error: could not compile `xstd` (lib) due to 7 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [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] running `Command { std: "docker" "inspect" "7a5258af845359d5fb7434038e2ec01abd50b2df02d3169f8b5506a5e85d0852", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a5258af845359d5fb7434038e2ec01abd50b2df02d3169f8b5506a5e85d0852", kill_on_drop: false }` [INFO] [stdout] 7a5258af845359d5fb7434038e2ec01abd50b2df02d3169f8b5506a5e85d0852