[INFO] fetching crate astral-string 0.0.5...
[INFO] checking astral-string-0.0.5 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate astral-string 0.0.5 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate astral-string 0.0.5 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate astral-string 0.0.5
[INFO] finished tweaking crates.io crate astral-string 0.0.5
[INFO] tweaked toml for crates.io crate astral-string 0.0.5 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] e7792e7b26c7c6f73e4d59377fc251f3e45dc76b47f7e2d9d2a2dc84761cc22f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "e7792e7b26c7c6f73e4d59377fc251f3e45dc76b47f7e2d9d2a2dc84761cc22f"`
[INFO] [stderr]     Checking astral-util v0.0.5
[INFO] [stderr]     Checking astral-error v0.0.5
[INFO] [stderr]     Checking astral-math v0.0.3
[INFO] [stderr]     Checking astral-thirdparty v0.0.2
[INFO] [stderr]     Checking astral-string v0.0.5
[INFO] [stderr]     Checking astral-string v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr] warning: attribute must be of the form `#[doc(hidden|inline|...)]` or `#[doc = "string"]`
[INFO] [stderr]    --> src/lib.rs:160:1
[INFO] [stderr]     |
[INFO] [stderr] 160 | #[doc]
[INFO] [stderr]     | ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]    --> src/lib.rs:128:2
[INFO] [stderr]     |
[INFO] [stderr] 128 |     future_incompatible,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = note: `#[warn(ill_formed_attribute_input)]` implied by `#[warn(future_incompatible)]`
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #57571 <https://github.com/rust-lang/rust/issues/57571>
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `AtomicUsize`, `Ordering`, `self`
[INFO] [stderr]    --> src/subsystem.rs:21:12
[INFO] [stderr]     |
[INFO] [stderr] 21  |         atomic::{self, AtomicUsize, Ordering},
[INFO] [stderr]     |                  ^^^^  ^^^^^^^^^^^  ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]    --> src/lib.rs:132:2
[INFO] [stderr]     |
[INFO] [stderr] 132 |     unused,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr]     = note: `#[warn(unused_imports)]` implied by `#[warn(unused)]`
[INFO] [stderr] 
[INFO] [stderr]     Checking astral-engine v0.0.3
[INFO] [stderr] warning: attribute must be of the form `#[doc(hidden|inline|...)]` or `#[doc = "string"]`
[INFO] [stderr]    --> src/lib.rs:160:1
[INFO] [stderr]     |
[INFO] [stderr] 160 | #[doc]
[INFO] [stderr]     | ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]    --> src/lib.rs:128:2
[INFO] [stderr]     |
[INFO] [stderr] 128 |     future_incompatible,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = note: `#[warn(ill_formed_attribute_input)]` implied by `#[warn(future_incompatible)]`
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #57571 <https://github.com/rust-lang/rust/issues/57571>
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `AtomicUsize`, `Ordering`, `self`
[INFO] [stderr]    --> src/subsystem.rs:21:12
[INFO] [stderr]     |
[INFO] [stderr] 21  |         atomic::{self, AtomicUsize, Ordering},
[INFO] [stderr]     |                  ^^^^  ^^^^^^^^^^^  ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]    --> src/lib.rs:132:2
[INFO] [stderr]     |
[INFO] [stderr] 132 |     unused,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr]     = note: `#[warn(unused_imports)]` implied by `#[warn(unused)]`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.54s
[INFO] running `"docker" "inspect" "e7792e7b26c7c6f73e4d59377fc251f3e45dc76b47f7e2d9d2a2dc84761cc22f"`
[INFO] running `"docker" "rm" "-f" "e7792e7b26c7c6f73e4d59377fc251f3e45dc76b47f7e2d9d2a2dc84761cc22f"`
[INFO] [stdout] e7792e7b26c7c6f73e4d59377fc251f3e45dc76b47f7e2d9d2a2dc84761cc22f