[INFO] cloning repository https://github.com/Koyin2005/Kae [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Koyin2005/Kae" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKoyin2005%2FKae", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKoyin2005%2FKae'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0e1ea82872a3e547aba4b5dfbb7067f3363141e6 [INFO] checking Koyin2005/Kae against try#2b39fe756f52bc2825bf5b2bfc385cab922dae10 for pr-143011 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKoyin2005%2FKae" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/Koyin2005/Kae [INFO] finished tweaking git repo https://github.com/Koyin2005/Kae [INFO] tweaked toml for git repo https://github.com/Koyin2005/Kae written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/Koyin2005/Kae on toolchain 2b39fe756f52bc2825bf5b2bfc385cab922dae10 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/Koyin2005/Kae 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" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fe9b460e2e1acff530011da7a6f20a50944fbbad0d659415866517c9b366171a [INFO] running `Command { std: "docker" "start" "-a" "fe9b460e2e1acff530011da7a6f20a50944fbbad0d659415866517c9b366171a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fe9b460e2e1acff530011da7a6f20a50944fbbad0d659415866517c9b366171a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fe9b460e2e1acff530011da7a6f20a50944fbbad0d659415866517c9b366171a", kill_on_drop: false }` [INFO] [stdout] fe9b460e2e1acff530011da7a6f20a50944fbbad0d659415866517c9b366171a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6115e80f209c5a158f1a57ebdb15b86de4f595ad13218d0186c17707f2f756be [INFO] running `Command { std: "docker" "start" "-a" "6115e80f209c5a158f1a57ebdb15b86de4f595ad13218d0186c17707f2f756be", kill_on_drop: false }` [INFO] [stderr] Checking hashbrown v0.15.4 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking equivalent v1.0.2 [INFO] [stderr] Checking fxhash v0.2.1 [INFO] [stderr] Checking indexmap v2.9.0 [INFO] [stderr] Checking pl4 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `ScopeIndex` is never constructed [INFO] [stdout] --> src/identifiers.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | define_id!(ScopeIndex); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] = note: this warning originates in the macro `define_id` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ScopeIndex` is never constructed [INFO] [stdout] --> src/identifiers.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | define_id!(ScopeIndex); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] = note: this warning originates in the macro `define_id` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique [INFO] [stdout] --> src/backend/values.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 14 | #[derive(Clone,Debug,PartialEq)] [INFO] [stdout] | --------- in this derive macro expansion [INFO] [stdout] ... [INFO] [stdout] 17 | pub function : NativeFn [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the address of the same function can vary between different codegen units [INFO] [stdout] = note: furthermore, different functions could have the same address after being merged together [INFO] [stdout] = note: for more information visit [INFO] [stdout] = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique [INFO] [stdout] --> src/backend/values.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 14 | #[derive(Clone,Debug,PartialEq)] [INFO] [stdout] | --------- in this derive macro expansion [INFO] [stdout] ... [INFO] [stdout] 17 | pub function : NativeFn [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the address of the same function can vary between different codegen units [INFO] [stdout] = note: furthermore, different functions could have the same address after being merged together [INFO] [stdout] = note: for more information visit [INFO] [stdout] = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/frontend/typechecking/types/mod.rs:59:17 [INFO] [stdout] | [INFO] [stdout] 59 | pub fn iter(&self) -> TypeIterator{ [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] 59 | pub fn iter(&self) -> TypeIterator<'_>{ [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/frontend/typechecking/types/collect.rs:29:16 [INFO] [stdout] | [INFO] [stdout] 29 | fn lowerer(&self) -> TypeLower{ [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] 29 | fn lowerer(&self) -> TypeLower<'_>{ [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/frontend/typechecking/types/collect.rs:32:26 [INFO] [stdout] | [INFO] [stdout] 32 | fn lowerer_with_self(&self, ty: Type) -> TypeLower{ [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] 32 | fn lowerer_with_self(&self, ty: Type) -> TypeLower<'_>{ [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/frontend/typechecking/types/mod.rs:59:17 [INFO] [stdout] | [INFO] [stdout] 59 | pub fn iter(&self) -> TypeIterator{ [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] 59 | pub fn iter(&self) -> TypeIterator<'_>{ [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/frontend/typechecking/checking/check.rs:39:27 [INFO] [stdout] | [INFO] [stdout] 39 | pub(super) fn lowerer(&self) -> TypeLower{ [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] 39 | pub(super) fn lowerer(&self) -> TypeLower<'_>{ [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/frontend/typechecking/types/collect.rs:29:16 [INFO] [stdout] | [INFO] [stdout] 29 | fn lowerer(&self) -> TypeLower{ [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] 29 | fn lowerer(&self) -> TypeLower<'_>{ [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/frontend/typechecking/types/collect.rs:32:26 [INFO] [stdout] | [INFO] [stdout] 32 | fn lowerer_with_self(&self, ty: Type) -> TypeLower{ [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] 32 | fn lowerer_with_self(&self, ty: Type) -> TypeLower<'_>{ [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/frontend/typechecking/checking/check.rs:39:27 [INFO] [stdout] | [INFO] [stdout] 39 | pub(super) fn lowerer(&self) -> TypeLower{ [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] 39 | pub(super) fn lowerer(&self) -> TypeLower<'_>{ [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/frontend/typechecking/context.rs:225:23 [INFO] [stdout] | [INFO] [stdout] 225 | pub fn get_member(&self,_:&GlobalSymbols,ty:&Type,member:Ident) -> Option{ [INFO] [stdout] | ^^^^^ this lifetime flows to the output ---------- the lifetime gets resolved as `'_` [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] 225 | pub fn get_member(&self,_:&GlobalSymbols,ty:&Type,member:Ident) -> Option>{ [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/frontend/typechecking/context.rs:225:23 [INFO] [stdout] | [INFO] [stdout] 225 | pub fn get_member(&self,_:&GlobalSymbols,ty:&Type,member:Ident) -> Option{ [INFO] [stdout] | ^^^^^ this lifetime flows to the output ---------- the lifetime gets resolved as `'_` [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] 225 | pub fn get_member(&self,_:&GlobalSymbols,ty:&Type,member:Ident) -> Option>{ [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.69s [INFO] running `Command { std: "docker" "inspect" "6115e80f209c5a158f1a57ebdb15b86de4f595ad13218d0186c17707f2f756be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6115e80f209c5a158f1a57ebdb15b86de4f595ad13218d0186c17707f2f756be", kill_on_drop: false }` [INFO] [stdout] 6115e80f209c5a158f1a57ebdb15b86de4f595ad13218d0186c17707f2f756be