[INFO] fetching crate allocative 0.3.4... [INFO] checking allocative-0.3.4 against master#49b6ac01d6f4c3da812039ae846407a20961aa4c for pr-154887 [INFO] extracting crate allocative 0.3.4 into /workspace/builds/worker-7-tc1/source [INFO] started tweaking crates.io crate allocative 0.3.4 [INFO] finished tweaking crates.io crate allocative 0.3.4 [INFO] tweaked toml for crates.io crate allocative 0.3.4 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate allocative 0.3.4 on toolchain 49b6ac01d6f4c3da812039ae846407a20961aa4c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+49b6ac01d6f4c3da812039ae846407a20961aa4c" "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" "+49b6ac01d6f4c3da812039ae846407a20961aa4c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 119 packages to latest compatible versions [INFO] [stderr] Adding compact_str v0.8.1 (available: v0.9.0) [INFO] [stderr] Adding ctor v0.1.26 (available: v0.10.0) [INFO] [stderr] Adding dashmap v5.5.3 (available: v6.1.0) [INFO] [stderr] Adding hashbrown v0.14.5 (available: v0.17.0) [INFO] [stderr] Adding inferno v0.11.21 (available: v0.12.6) [INFO] [stderr] Adding parking_lot v0.11.2 (available: v0.12.5) [INFO] [stderr] Adding prost-types v0.11.9 (available: v0.14.3) [INFO] [stderr] Adding relative-path v1.9.3 (available: v2.0.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+49b6ac01d6f4c3da812039ae846407a20961aa4c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded allocative_derive v0.3.3 [INFO] [stderr] Downloaded quickcheck v1.1.0 [INFO] [stderr] Downloaded ctor v0.1.26 [INFO] [stderr] Downloaded sorted_vector_map v0.2.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+49b6ac01d6f4c3da812039ae846407a20961aa4c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9bc5c032c9987893dd65c6afb70f4e1319df5623ce0a8c13ab0aa5e65bc40684 [INFO] running `Command { std: "docker" "start" "-a" "9bc5c032c9987893dd65c6afb70f4e1319df5623ce0a8c13ab0aa5e65bc40684", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9bc5c032c9987893dd65c6afb70f4e1319df5623ce0a8c13ab0aa5e65bc40684", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9bc5c032c9987893dd65c6afb70f4e1319df5623ce0a8c13ab0aa5e65bc40684", kill_on_drop: false }` [INFO] [stdout] 9bc5c032c9987893dd65c6afb70f4e1319df5623ce0a8c13ab0aa5e65bc40684 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+49b6ac01d6f4c3da812039ae846407a20961aa4c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 53f2d36582db70193d8975718ff085bcac35c361e6b38c0404c0d76e8ee47437 [INFO] running `Command { std: "docker" "start" "-a" "53f2d36582db70193d8975718ff085bcac35c361e6b38c0404c0d76e8ee47437", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling allocative v0.3.4 (/opt/rustwide/workdir) [INFO] [stderr] Checking quick-xml v0.26.0 [INFO] [stderr] Checking ahash v0.8.12 [INFO] [stderr] Compiling allocative_derive v0.3.3 [INFO] [stderr] Checking inferno v0.11.21 [INFO] [stderr] Compiling ctor v0.1.26 [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/flamegraph.rs:454:5 [INFO] [stdout] | [INFO] [stdout] 454 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits [INFO] [stdout] = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/flamegraph.rs:454:5 [INFO] [stdout] | [INFO] [stdout] 454 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits [INFO] [stdout] = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/flamegraph.rs:190:15 [INFO] [stdout] | [INFO] [stdout] 190 | fn as_ref(&self) -> TreeRef { [INFO] [stdout] | ^^^^^ ^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 190 | fn as_ref(&self) -> TreeRef<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/flamegraph.rs:348:25 [INFO] [stdout] | [INFO] [stdout] 348 | pub fn root_visitor(&mut self) -> Visitor { [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 348 | pub fn root_visitor(&mut self) -> Visitor<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/flamegraph.rs:418:16 [INFO] [stdout] | [INFO] [stdout] 418 | fn current(&mut self) -> TreeStackRef { [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^ the same lifetimes are hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 418 | fn current(&mut self) -> TreeStackRef<'_, '_> { [INFO] [stdout] | ++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/flamegraph.rs:190:15 [INFO] [stdout] | [INFO] [stdout] 190 | fn as_ref(&self) -> TreeRef { [INFO] [stdout] | ^^^^^ ^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 190 | fn as_ref(&self) -> TreeRef<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/flamegraph.rs:348:25 [INFO] [stdout] | [INFO] [stdout] 348 | pub fn root_visitor(&mut self) -> Visitor { [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 348 | pub fn root_visitor(&mut self) -> Visitor<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/flamegraph.rs:418:16 [INFO] [stdout] | [INFO] [stdout] 418 | fn current(&mut self) -> TreeStackRef { [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^ the same lifetimes are hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 418 | fn current(&mut self) -> TreeStackRef<'_, '_> { [INFO] [stdout] | ++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.39s [INFO] running `Command { std: "docker" "inspect" "53f2d36582db70193d8975718ff085bcac35c361e6b38c0404c0d76e8ee47437", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "53f2d36582db70193d8975718ff085bcac35c361e6b38c0404c0d76e8ee47437", kill_on_drop: false }` [INFO] [stdout] 53f2d36582db70193d8975718ff085bcac35c361e6b38c0404c0d76e8ee47437