[INFO] fetching crate realhydroper-utf16 1.1.0... [INFO] checking realhydroper-utf16-1.1.0 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170 [INFO] extracting crate realhydroper-utf16 1.1.0 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate realhydroper-utf16 1.1.0 [INFO] finished tweaking crates.io crate realhydroper-utf16 1.1.0 [INFO] tweaked toml for crates.io crate realhydroper-utf16 1.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate realhydroper-utf16 1.1.0 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate realhydroper-utf16 1.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f41b9cf295878b6ceaaf8ed05cfaed0caabfb75ab6c579f42c2873a5d6895a71 [INFO] running `Command { std: "docker" "start" "-a" "f41b9cf295878b6ceaaf8ed05cfaed0caabfb75ab6c579f42c2873a5d6895a71", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f41b9cf295878b6ceaaf8ed05cfaed0caabfb75ab6c579f42c2873a5d6895a71", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f41b9cf295878b6ceaaf8ed05cfaed0caabfb75ab6c579f42c2873a5d6895a71", kill_on_drop: false }` [INFO] [stdout] f41b9cf295878b6ceaaf8ed05cfaed0caabfb75ab6c579f42c2873a5d6895a71 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 995c43cd912ffda65fa72d02947459145115ab392ac8c8b8fb0ed3cee4a5fe8b [INFO] running `Command { std: "docker" "start" "-a" "995c43cd912ffda65fa72d02947459145115ab392ac8c8b8fb0ed3cee4a5fe8b", kill_on_drop: false }` [INFO] [stderr] Checking realhydroper-utf16 v1.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/utf16str.rs:29:23 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn code_units(&self) -> std::slice::Iter { [INFO] [stdout] | ^^^^^ --------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 29 | pub fn code_units(&self) -> std::slice::Iter<'_, u16> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/utf16str.rs:34:18 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn chars(&self) -> Utf16Chars { [INFO] [stdout] | ^^^^^ ---------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 34 | pub fn chars(&self) -> Utf16Chars<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/utf16str.rs:42:25 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn char_indices(&self) -> Utf16CharIndices { [INFO] [stdout] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 42 | pub fn char_indices(&self) -> Utf16CharIndices<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/utf16str.rs:29:23 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn code_units(&self) -> std::slice::Iter { [INFO] [stdout] | ^^^^^ --------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 29 | pub fn code_units(&self) -> std::slice::Iter<'_, u16> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/utf16str.rs:34:18 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn chars(&self) -> Utf16Chars { [INFO] [stdout] | ^^^^^ ---------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 34 | pub fn chars(&self) -> Utf16Chars<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/utf16str.rs:42:25 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn char_indices(&self) -> Utf16CharIndices { [INFO] [stdout] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 42 | pub fn char_indices(&self) -> Utf16CharIndices<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.34s [INFO] running `Command { std: "docker" "inspect" "995c43cd912ffda65fa72d02947459145115ab392ac8c8b8fb0ed3cee4a5fe8b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "995c43cd912ffda65fa72d02947459145115ab392ac8c8b8fb0ed3cee4a5fe8b", kill_on_drop: false }` [INFO] [stdout] 995c43cd912ffda65fa72d02947459145115ab392ac8c8b8fb0ed3cee4a5fe8b