[INFO] fetching crate xecs 0.5.10... [INFO] checking xecs-0.5.10 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170 [INFO] extracting crate xecs 0.5.10 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate xecs 0.5.10 [INFO] finished tweaking crates.io crate xecs 0.5.10 [INFO] tweaked toml for crates.io crate xecs 0.5.10 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate xecs 0.5.10 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 36 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f8ba360ab9d9e3dc4acb10b15d239be5753b5fab39b7913a52e4ebc0a1f368cd [INFO] running `Command { std: "docker" "start" "-a" "f8ba360ab9d9e3dc4acb10b15d239be5753b5fab39b7913a52e4ebc0a1f368cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f8ba360ab9d9e3dc4acb10b15d239be5753b5fab39b7913a52e4ebc0a1f368cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f8ba360ab9d9e3dc4acb10b15d239be5753b5fab39b7913a52e4ebc0a1f368cd", kill_on_drop: false }` [INFO] [stdout] f8ba360ab9d9e3dc4acb10b15d239be5753b5fab39b7913a52e4ebc0a1f368cd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7f1e3f2e402a32d1c2af0685f974ae5dc4e755b0aa7def8ae19e960b9806d865 [INFO] running `Command { std: "docker" "start" "-a" "7f1e3f2e402a32d1c2af0685f974ae5dc4e755b0aa7def8ae19e960b9806d865", kill_on_drop: false }` [INFO] [stderr] Checking futures-core v0.3.31 [INFO] [stderr] Compiling parking_lot_core v0.9.11 [INFO] [stderr] Compiling lock_api v0.4.13 [INFO] [stderr] Checking futures-io v0.3.31 [INFO] [stderr] Checking smallvec v1.15.1 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Checking futures-channel v0.3.31 [INFO] [stderr] Checking parking_lot v0.12.4 [INFO] [stderr] Compiling futures-macro v0.3.31 [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stderr] Checking futures-executor v0.3.31 [INFO] [stderr] Checking futures v0.3.31 [INFO] [stderr] Checking xecs v0.5.10 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/world.rs:319:55 [INFO] [stdout] | [INFO] [stdout] 319 | pub(in crate) fn group + 'static>(&self, group: G) -> RwLockReadGuard { [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] 319 | pub(in crate) fn group + 'static>(&self, group: G) -> RwLockReadGuard<'_, Group> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/world.rs:350:10 [INFO] [stdout] | [INFO] [stdout] 350 | &'a self, [INFO] [stdout] | ^^ this lifetime flows to the output [INFO] [stdout] 351 | ) -> Box::Item> + 'a> { [INFO] [stdout] | ---------------------- -- the lifetimes get resolved as `'a` [INFO] [stdout] | | [INFO] [stdout] | the lifetimes get resolved as `'a` [INFO] [stdout] | [INFO] [stdout] help: one option is to consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 351 | ) -> Box>::Item> + 'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/world.rs:319:55 [INFO] [stdout] | [INFO] [stdout] 319 | pub(in crate) fn group + 'static>(&self, group: G) -> RwLockReadGuard { [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] 319 | pub(in crate) fn group + 'static>(&self, group: G) -> RwLockReadGuard<'_, Group> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/world.rs:350:10 [INFO] [stdout] | [INFO] [stdout] 350 | &'a self, [INFO] [stdout] | ^^ this lifetime flows to the output [INFO] [stdout] 351 | ) -> Box::Item> + 'a> { [INFO] [stdout] | ---------------------- -- the lifetimes get resolved as `'a` [INFO] [stdout] | | [INFO] [stdout] | the lifetimes get resolved as `'a` [INFO] [stdout] | [INFO] [stdout] help: one option is to consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 351 | ) -> Box>::Item> + 'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.46s [INFO] running `Command { std: "docker" "inspect" "7f1e3f2e402a32d1c2af0685f974ae5dc4e755b0aa7def8ae19e960b9806d865", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f1e3f2e402a32d1c2af0685f974ae5dc4e755b0aa7def8ae19e960b9806d865", kill_on_drop: false }` [INFO] [stdout] 7f1e3f2e402a32d1c2af0685f974ae5dc4e755b0aa7def8ae19e960b9806d865