[INFO] fetching crate crater 0.1.1... [INFO] checking crater-0.1.1 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170 [INFO] extracting crate crater 0.1.1 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate crater 0.1.1 [INFO] finished tweaking crates.io crate crater 0.1.1 [INFO] tweaked toml for crates.io crate crater 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate crater 0.1.1 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 16 packages to latest compatible versions [INFO] [stderr] Adding rand v0.8.5 (available: v0.9.1) [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] [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-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] 5c4ca11a026849d1e1891bee2795f650451f54d5c958dbf6cacc1db97d824136 [INFO] running `Command { std: "docker" "start" "-a" "5c4ca11a026849d1e1891bee2795f650451f54d5c958dbf6cacc1db97d824136", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5c4ca11a026849d1e1891bee2795f650451f54d5c958dbf6cacc1db97d824136", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5c4ca11a026849d1e1891bee2795f650451f54d5c958dbf6cacc1db97d824136", kill_on_drop: false }` [INFO] [stdout] 5c4ca11a026849d1e1891bee2795f650451f54d5c958dbf6cacc1db97d824136 [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] cdaf902ca1f807c294ca4923691db9c50be785b2f89c1a4841d9e0801961c599 [INFO] running `Command { std: "docker" "start" "-a" "cdaf902ca1f807c294ca4923691db9c50be785b2f89c1a4841d9e0801961c599", kill_on_drop: false }` [INFO] [stderr] Checking crater v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the feature `non_null_convenience` has been stable since 1.80.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:13:45 [INFO] [stdout] | [INFO] [stdout] 13 | #![feature(split_at_checked, allocator_api, non_null_convenience, slice_ptr_get)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `split_at_checked` has been stable since 1.80.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:13:12 [INFO] [stdout] | [INFO] [stdout] 13 | #![feature(split_at_checked, allocator_api, non_null_convenience, slice_ptr_get)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `non_null_convenience` has been stable since 1.80.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:13:45 [INFO] [stdout] | [INFO] [stdout] 13 | #![feature(split_at_checked, allocator_api, non_null_convenience, slice_ptr_get)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `split_at_checked` has been stable since 1.80.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:13:12 [INFO] [stdout] | [INFO] [stdout] 13 | #![feature(split_at_checked, allocator_api, non_null_convenience, slice_ptr_get)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SiblingIter` is never constructed [INFO] [stdout] --> src/fheap.rs:143:8 [INFO] [stdout] | [INFO] [stdout] 143 | struct SiblingIter<'a, T: Node<'a> + ?Sized> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` 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/fheap.rs:140:14 [INFO] [stdout] | [INFO] [stdout] 140 | fn get_raw(&'a self) -> &RawNode<'a, Self>; [INFO] [stdout] | ^^ ------------------ [INFO] [stdout] | | | | [INFO] [stdout] | | | the lifetimes get resolved as `'a` [INFO] [stdout] | | the lifetimes get resolved as `'a` [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 consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 140 | fn get_raw(&'a self) -> &'a RawNode<'a, Self>; [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/fheap.rs:140:14 [INFO] [stdout] | [INFO] [stdout] 140 | fn get_raw(&'a self) -> &RawNode<'a, Self>; [INFO] [stdout] | ^^ ------------------ [INFO] [stdout] | | | | [INFO] [stdout] | | | the lifetimes get resolved as `'a` [INFO] [stdout] | | the lifetimes get resolved as `'a` [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 consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 140 | fn get_raw(&'a self) -> &'a RawNode<'a, Self>; [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/fheap.rs:611:15 [INFO] [stdout] | [INFO] [stdout] 611 | fn get_raw(&'a self) -> &RawNode { [INFO] [stdout] | ^^ -------------- [INFO] [stdout] | | || [INFO] [stdout] | | |the lifetimes get resolved as `'a` [INFO] [stdout] | | the lifetimes get resolved as `'a` [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 611 | fn get_raw(&'a self) -> &'a RawNode<'a, Self> { [INFO] [stdout] | ++ +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/fheap.rs:665:15 [INFO] [stdout] | [INFO] [stdout] 665 | fn get_raw(&'a self) -> &RawNode<'a, Self> { [INFO] [stdout] | ^^ ------------------ [INFO] [stdout] | | | | [INFO] [stdout] | | | the lifetimes get resolved as `'a` [INFO] [stdout] | | the lifetimes get resolved as `'a` [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 665 | fn get_raw(&'a self) -> &'a RawNode<'a, Self> { [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.82s [INFO] running `Command { std: "docker" "inspect" "cdaf902ca1f807c294ca4923691db9c50be785b2f89c1a4841d9e0801961c599", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cdaf902ca1f807c294ca4923691db9c50be785b2f89c1a4841d9e0801961c599", kill_on_drop: false }` [INFO] [stdout] cdaf902ca1f807c294ca4923691db9c50be785b2f89c1a4841d9e0801961c599