[INFO] fetching crate stk 0.2.1... [INFO] checking stk-0.2.1 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170 [INFO] extracting crate stk 0.2.1 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate stk 0.2.1 [INFO] finished tweaking crates.io crate stk 0.2.1 [INFO] tweaked toml for crates.io crate stk 0.2.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate stk 0.2.1 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 77 packages to latest compatible versions [INFO] [stderr] Adding env_logger v0.7.1 (available: v0.11.8) [INFO] [stderr] Adding hashbrown v0.8.2 (available: v0.15.4) [INFO] [stderr] Adding thiserror v1.0.69 (available: v2.0.12) [INFO] [stderr] Adding tokio v0.2.25 (available: v1.45.1) [INFO] [stderr] Adding twox-hash v1.6.3 (available: v2.1.1) [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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] f877ef4abea6323810d52ae35ef59a204ddb03d0c4f74aa41afd783437a02b6f [INFO] running `Command { std: "docker" "start" "-a" "f877ef4abea6323810d52ae35ef59a204ddb03d0c4f74aa41afd783437a02b6f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f877ef4abea6323810d52ae35ef59a204ddb03d0c4f74aa41afd783437a02b6f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f877ef4abea6323810d52ae35ef59a204ddb03d0c4f74aa41afd783437a02b6f", kill_on_drop: false }` [INFO] [stdout] f877ef4abea6323810d52ae35ef59a204ddb03d0c4f74aa41afd783437a02b6f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 9fb683c3d1f9565f6a8a19556a813ec60be1af07b8a135993f000cce1a91e61f [INFO] running `Command { std: "docker" "start" "-a" "9fb683c3d1f9565f6a8a19556a813ec60be1af07b8a135993f000cce1a91e61f", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling zerocopy v0.8.26 [INFO] [stderr] Checking cfg-if v1.0.1 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking regex-syntax v0.8.5 [INFO] [stderr] Compiling thiserror v1.0.69 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling anyhow v1.0.98 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Compiling hashbrown v0.8.2 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Checking ahash v0.3.8 [INFO] [stderr] Checking termcolor v1.4.1 [INFO] [stderr] Checking signal-hook-registry v1.4.5 [INFO] [stderr] Checking getrandom v0.2.16 [INFO] [stderr] Checking futures-core v0.3.31 [INFO] [stderr] Checking bytes v0.5.6 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking pin-project-lite v0.1.12 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Checking ppv-lite86 v0.2.21 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking regex-automata v0.4.9 [INFO] [stderr] Checking twox-hash v1.6.3 [INFO] [stderr] Checking regex v1.11.1 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling tokio-macros v0.2.6 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking tokio v0.2.25 [INFO] [stderr] Checking stk v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `hashbrown::HashSet` [INFO] [stdout] --> src/lib.rs:73:13 [INFO] [stdout] | [INFO] [stdout] 73 | pub use hashbrown::HashSet; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Box::::from_raw` that must be used [INFO] [stdout] --> src/any.rs:44:13 [INFO] [stdout] | [INFO] [stdout] 44 | Box::from_raw(this as *mut () as *mut T); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box` [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 44 | let _ = Box::from_raw(this as *mut () as *mut T); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/unit.rs:360:30 [INFO] [stdout] | [INFO] [stdout] 360 | pub fn iter_imports<'a>(&'a self) -> impl Iterator + '_ { [INFO] [stdout] | ^^ -- -- -- the lifetimes get resolved as `'a` [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] 360 - pub fn iter_imports<'a>(&'a self) -> impl Iterator + '_ { [INFO] [stdout] 360 + pub fn iter_imports<'a>(&'a self) -> impl Iterator + 'a { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `hashbrown::HashSet` [INFO] [stdout] --> src/lib.rs:73:13 [INFO] [stdout] | [INFO] [stdout] 73 | pub use hashbrown::HashSet; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Box::::from_raw` that must be used [INFO] [stdout] --> src/any.rs:44:13 [INFO] [stdout] | [INFO] [stdout] 44 | Box::from_raw(this as *mut () as *mut T); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box` [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 44 | let _ = Box::from_raw(this as *mut () as *mut T); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/unit.rs:360:30 [INFO] [stdout] | [INFO] [stdout] 360 | pub fn iter_imports<'a>(&'a self) -> impl Iterator + '_ { [INFO] [stdout] | ^^ -- -- -- the lifetimes get resolved as `'a` [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] 360 - pub fn iter_imports<'a>(&'a self) -> impl Iterator + '_ { [INFO] [stdout] 360 + pub fn iter_imports<'a>(&'a self) -> impl Iterator + 'a { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.66s [INFO] running `Command { std: "docker" "inspect" "9fb683c3d1f9565f6a8a19556a813ec60be1af07b8a135993f000cce1a91e61f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9fb683c3d1f9565f6a8a19556a813ec60be1af07b8a135993f000cce1a91e61f", kill_on_drop: false }` [INFO] [stdout] 9fb683c3d1f9565f6a8a19556a813ec60be1af07b8a135993f000cce1a91e61f