[INFO] fetching crate lang_pt 0.1.2... [INFO] checking lang_pt-0.1.2 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170 [INFO] extracting crate lang_pt 0.1.2 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate lang_pt 0.1.2 [INFO] finished tweaking crates.io crate lang_pt 0.1.2 [INFO] tweaked toml for crates.io crate lang_pt 0.1.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate lang_pt 0.1.2 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 59 packages to latest compatible versions [INFO] [stderr] Adding ptree v0.4.0 (available: v0.5.2) [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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 34379c2cc74d3932a6f866556cc727dc7cbea0bf6f68bdfbb76d166cb1b43019 [INFO] running `Command { std: "docker" "start" "-a" "34379c2cc74d3932a6f866556cc727dc7cbea0bf6f68bdfbb76d166cb1b43019", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "34379c2cc74d3932a6f866556cc727dc7cbea0bf6f68bdfbb76d166cb1b43019", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "34379c2cc74d3932a6f866556cc727dc7cbea0bf6f68bdfbb76d166cb1b43019", kill_on_drop: false }` [INFO] [stdout] 34379c2cc74d3932a6f866556cc727dc7cbea0bf6f68bdfbb76d166cb1b43019 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 71ff7372fe8cd219bf492d93b91da406c1fe64a92941c81ef35a1aa06322d3b6 [INFO] running `Command { std: "docker" "start" "-a" "71ff7372fe8cd219bf492d93b91da406c1fe64a92941c81ef35a1aa06322d3b6", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Checking memchr v2.7.5 [INFO] [stderr] Compiling version_check v0.9.5 [INFO] [stderr] Compiling lexical-core v0.7.6 [INFO] [stderr] Checking regex-syntax v0.8.5 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Checking arrayvec v0.5.2 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Checking serde v0.8.23 [INFO] [stderr] Checking linked-hash-map v0.5.6 [INFO] [stderr] Checking fixedbitset v0.4.2 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking rust-ini v0.13.0 [INFO] [stderr] Checking dirs-sys v0.3.7 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking ordered-float v2.10.1 [INFO] [stderr] Checking tint v1.0.1 [INFO] [stderr] Checking directories v4.0.1 [INFO] [stderr] Checking yaml-rust v0.4.5 [INFO] [stderr] Checking petgraph v0.6.5 [INFO] [stderr] Compiling nom v5.1.3 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Checking regex-automata v0.4.9 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Checking regex v1.11.1 [INFO] [stderr] Checking serde-hjson v0.9.1 [INFO] [stderr] Checking toml v0.5.11 [INFO] [stderr] Checking serde_json v1.0.140 [INFO] [stderr] Checking serde-value v0.7.0 [INFO] [stderr] Checking config v0.11.0 [INFO] [stderr] Checking ptree v0.4.0 [INFO] [stderr] Checking lang_pt v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/ast_node.rs:75:17 [INFO] [stdout] | [INFO] [stdout] 75 | fn children(&self) -> std::borrow::Cow<[Self::Child]> { [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] 75 | fn children(&self) -> std::borrow::Cow<'_, [Self::Child]> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/ast_node.rs:119:41 [INFO] [stdout] | [INFO] [stdout] 119 | pub fn list_tree_with_token<'this>(&'this self, node: &TNode) -> Vec<&ASTNode> { [INFO] [stdout] | ^^^^^ --------------- the lifetime gets resolved as `'this` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to consistently use `'this` [INFO] [stdout] | [INFO] [stdout] 119 | pub fn list_tree_with_token<'this>(&'this self, node: &TNode) -> Vec<&'this ASTNode> { [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/ast_node.rs:129:10 [INFO] [stdout] | [INFO] [stdout] 129 | &'this self, [INFO] [stdout] | ^^^^^ this lifetime flows to the output [INFO] [stdout] 130 | p: &TF, [INFO] [stdout] 131 | ) -> Vec<&ASTNode> { [INFO] [stdout] | --------------- the lifetime gets resolved as `'this` [INFO] [stdout] | [INFO] [stdout] help: one option is to consistently use `'this` [INFO] [stdout] | [INFO] [stdout] 131 | ) -> Vec<&'this ASTNode> { [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/ast_node.rs:75:17 [INFO] [stdout] | [INFO] [stdout] 75 | fn children(&self) -> std::borrow::Cow<[Self::Child]> { [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] 75 | fn children(&self) -> std::borrow::Cow<'_, [Self::Child]> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/ast_node.rs:119:41 [INFO] [stdout] | [INFO] [stdout] 119 | pub fn list_tree_with_token<'this>(&'this self, node: &TNode) -> Vec<&ASTNode> { [INFO] [stdout] | ^^^^^ --------------- the lifetime gets resolved as `'this` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to consistently use `'this` [INFO] [stdout] | [INFO] [stdout] 119 | pub fn list_tree_with_token<'this>(&'this self, node: &TNode) -> Vec<&'this ASTNode> { [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/ast_node.rs:129:10 [INFO] [stdout] | [INFO] [stdout] 129 | &'this self, [INFO] [stdout] | ^^^^^ this lifetime flows to the output [INFO] [stdout] 130 | p: &TF, [INFO] [stdout] 131 | ) -> Vec<&ASTNode> { [INFO] [stdout] | --------------- the lifetime gets resolved as `'this` [INFO] [stdout] | [INFO] [stdout] help: one option is to consistently use `'this` [INFO] [stdout] | [INFO] [stdout] 131 | ) -> Vec<&'this ASTNode> { [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.75s [INFO] running `Command { std: "docker" "inspect" "71ff7372fe8cd219bf492d93b91da406c1fe64a92941c81ef35a1aa06322d3b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "71ff7372fe8cd219bf492d93b91da406c1fe64a92941c81ef35a1aa06322d3b6", kill_on_drop: false }` [INFO] [stdout] 71ff7372fe8cd219bf492d93b91da406c1fe64a92941c81ef35a1aa06322d3b6