[INFO] fetching crate pprof 0.14.1...
[INFO] testing pprof-0.14.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate pprof 0.14.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate pprof 0.14.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate pprof 0.14.1
[INFO] tweaked toml for crates.io crate pprof 0.14.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pprof 0.14.1 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pprof 0.14.1 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e275102841bfd6420497433d5901b6b2cc017e8dfbb1b0730d39d010fe778c58
[INFO] running `Command { std: "docker" "start" "-a" "e275102841bfd6420497433d5901b6b2cc017e8dfbb1b0730d39d010fe778c58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e275102841bfd6420497433d5901b6b2cc017e8dfbb1b0730d39d010fe778c58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e275102841bfd6420497433d5901b6b2cc017e8dfbb1b0730d39d010fe778c58", kill_on_drop: false }`
[INFO] [stdout] e275102841bfd6420497433d5901b6b2cc017e8dfbb1b0730d39d010fe778c58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e753c75363abf68b7e7276f9b1c4cd10cf2b7e4fd16d1620f1e2215f3e85328
[INFO] running `Command { std: "docker" "start" "-a" "0e753c75363abf68b7e7276f9b1c4cd10cf2b7e4fd16d1620f1e2215f3e85328", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling rustix v0.38.14
[INFO] [stderr]    Compiling cpp_demangle v0.4.3
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling uuid v1.4.1
[INFO] [stderr]    Compiling thiserror v1.0.48
[INFO] [stderr]    Compiling gimli v0.27.3
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling bitflags v2.4.0
[INFO] [stderr]    Compiling debugid v0.8.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.7
[INFO] [stderr]    Compiling symbolic-demangle v12.4.1
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling memchr v2.6.3
[INFO] [stderr]    Compiling syn v2.0.43
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling object v0.31.1
[INFO] [stderr]    Compiling memmap2 v0.5.10
[INFO] [stderr]    Compiling backtrace v0.3.68
[INFO] [stderr]    Compiling findshlibs v0.10.2
[INFO] [stderr]    Compiling symbolic-common v12.4.1
[INFO] [stderr]    Compiling fastrand v2.0.1
[INFO] [stderr]    Compiling pprof v0.14.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling nix v0.26.4
[INFO] [stderr]    Compiling addr2line v0.20.0
[INFO] [stderr]    Compiling tempfile v3.8.0
[INFO] [stderr]    Compiling spin v0.10.0
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling smallvec v1.11.1
[INFO] [stderr]    Compiling equator-macro v0.2.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.48
[INFO] [stderr]    Compiling equator v0.2.2
[INFO] [stderr]    Compiling aligned-vec v0.6.1
[INFO] [stdout] warning: unused import: `backtrace::Frame`
[INFO] [stdout]   --> src/backtrace/backtrace_rs.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub use backtrace::Frame;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `backtrace::Symbol`
[INFO] [stdout]   --> src/backtrace/backtrace_rs.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub use backtrace::Symbol;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `symbol_address` and `ip` are never used
[INFO] [stdout]   --> src/backtrace/mod.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub trait Frame: Sized + Clone {
[INFO] [stdout]    |           ----- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 35 |     fn symbol_address(&self) -> *mut c_void;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 36 |     fn ip(&self) -> usize;
[INFO] [stdout]    |        ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (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/collector.rs:83:17
[INFO] [stdout]    |
[INFO] [stdout] 83 |     pub fn iter(&self) -> BucketIterator<T> {
[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] 83 |     pub fn iter(&self) -> BucketIterator<'_, T> {
[INFO] [stdout]    |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/frames.rs:115:21
[INFO] [stdout]     |
[INFO] [stdout] 115 |     pub fn sys_name(&self) -> Cow<str> {
[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] 115 |     pub fn sys_name(&self) -> Cow<'_, str> {
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/frames.rs:119:21
[INFO] [stdout]     |
[INFO] [stdout] 119 |     pub fn filename(&self) -> Cow<str> {
[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] 119 |     pub fn filename(&self) -> Cow<'_, str> {
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/profiler.rs:169:19
[INFO] [stdout]     |
[INFO] [stdout] 169 |     pub fn report(&self) -> ReportBuilder {
[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] 169 |     pub fn report(&self) -> ReportBuilder<'_> {
[INFO] [stdout]     |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.39s
[INFO] running `Command { std: "docker" "inspect" "0e753c75363abf68b7e7276f9b1c4cd10cf2b7e4fd16d1620f1e2215f3e85328", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e753c75363abf68b7e7276f9b1c4cd10cf2b7e4fd16d1620f1e2215f3e85328", kill_on_drop: false }`
[INFO] [stdout] 0e753c75363abf68b7e7276f9b1c4cd10cf2b7e4fd16d1620f1e2215f3e85328
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2dfc90ef984b169e78a0fcdecc8aafb59d9186aa6896f780a49312400e55eef9
[INFO] running `Command { std: "docker" "start" "-a" "2dfc90ef984b169e78a0fcdecc8aafb59d9186aa6896f780a49312400e55eef9", kill_on_drop: false }`
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling rustix v0.38.14
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling ryu v1.0.15
[INFO] [stderr]    Compiling regex-syntax v0.7.5
[INFO] [stderr]    Compiling ciborium-io v0.2.1
[INFO] [stderr]    Compiling itoa v1.0.9
[INFO] [stderr]    Compiling plotters-backend v0.3.5
[INFO] [stderr]    Compiling plotters-svg v0.3.5
[INFO] [stderr]    Compiling ciborium-ll v0.2.1
[INFO] [stderr]    Compiling clap_builder v4.3.24
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling walkdir v2.4.0
[INFO] [stderr]    Compiling plotters v0.3.5
[INFO] [stderr]    Compiling regex-automata v0.3.8
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling rayon v1.8.0
[INFO] [stderr]    Compiling tempfile v3.8.0
[INFO] [stderr]    Compiling is-terminal v0.4.9
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling clap v4.3.24
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling pprof v0.14.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `backtrace::Frame`
[INFO] [stdout]   --> src/backtrace/backtrace_rs.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub use backtrace::Frame;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stdout] warning: unused import: `backtrace::Symbol`
[INFO] [stdout]   --> src/backtrace/backtrace_rs.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub use backtrace::Symbol;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `symbol_address` and `ip` are never used
[INFO] [stdout]   --> src/backtrace/mod.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub trait Frame: Sized + Clone {
[INFO] [stdout]    |           ----- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 35 |     fn symbol_address(&self) -> *mut c_void;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 36 |     fn ip(&self) -> usize;
[INFO] [stdout]    |        ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (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/collector.rs:83:17
[INFO] [stdout]    |
[INFO] [stdout] 83 |     pub fn iter(&self) -> BucketIterator<T> {
[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] 83 |     pub fn iter(&self) -> BucketIterator<'_, T> {
[INFO] [stdout]    |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/frames.rs:115:21
[INFO] [stdout]     |
[INFO] [stdout] 115 |     pub fn sys_name(&self) -> Cow<str> {
[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] 115 |     pub fn sys_name(&self) -> Cow<'_, str> {
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/frames.rs:119:21
[INFO] [stdout]     |
[INFO] [stdout] 119 |     pub fn filename(&self) -> Cow<str> {
[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] 119 |     pub fn filename(&self) -> Cow<'_, str> {
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/profiler.rs:169:19
[INFO] [stdout]     |
[INFO] [stdout] 169 |     pub fn report(&self) -> ReportBuilder {
[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] 169 |     pub fn report(&self) -> ReportBuilder<'_> {
[INFO] [stdout]     |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling regex v1.9.5
[INFO] [stderr]    Compiling ciborium v0.2.1
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stdout] warning: unused import: `backtrace::Frame`
[INFO] [stdout]   --> src/backtrace/backtrace_rs.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub use backtrace::Frame;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `backtrace::Symbol`
[INFO] [stdout]   --> src/backtrace/backtrace_rs.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub use backtrace::Symbol;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `flamegraph` found for struct `pprof::Report` in the current scope
[INFO] [stdout]   --> examples/backtrace_while_sampling.rs:26:16
[INFO] [stdout]    |
[INFO] [stdout] 26 |         report.flamegraph(file).unwrap();
[INFO] [stdout]    |                ^^^^^^^^^^ method not found in `pprof::Report`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pprof` (example "backtrace_while_sampling") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: methods `symbol_address` and `ip` are never used
[INFO] [stdout]   --> src/backtrace/mod.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub trait Frame: Sized + Clone {
[INFO] [stdout]    |           ----- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 35 |     fn symbol_address(&self) -> *mut c_void;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 36 |     fn ip(&self) -> usize;
[INFO] [stdout]    |        ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (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/collector.rs:83:17
[INFO] [stdout]    |
[INFO] [stdout] 83 |     pub fn iter(&self) -> BucketIterator<T> {
[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] 83 |     pub fn iter(&self) -> BucketIterator<'_, T> {
[INFO] [stdout]    |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/frames.rs:115:21
[INFO] [stdout]     |
[INFO] [stdout] 115 |     pub fn sys_name(&self) -> Cow<str> {
[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] 115 |     pub fn sys_name(&self) -> Cow<'_, str> {
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/frames.rs:119:21
[INFO] [stdout]     |
[INFO] [stdout] 119 |     pub fn filename(&self) -> Cow<str> {
[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] 119 |     pub fn filename(&self) -> Cow<'_, str> {
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/profiler.rs:169:19
[INFO] [stdout]     |
[INFO] [stdout] 169 |     pub fn report(&self) -> ReportBuilder {
[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] 169 |     pub fn report(&self) -> ReportBuilder<'_> {
[INFO] [stdout]     |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2dfc90ef984b169e78a0fcdecc8aafb59d9186aa6896f780a49312400e55eef9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dfc90ef984b169e78a0fcdecc8aafb59d9186aa6896f780a49312400e55eef9", kill_on_drop: false }`
[INFO] [stdout] 2dfc90ef984b169e78a0fcdecc8aafb59d9186aa6896f780a49312400e55eef9
