[INFO] fetching crate pprof 0.14.0...
[INFO] checking pprof-0.14.0 against master#8f43b85954d2f3d8fc00a7504c603e5ca9eb0695 for pr-133502-5
[INFO] extracting crate pprof 0.14.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate pprof 0.14.0 on toolchain 8f43b85954d2f3d8fc00a7504c603e5ca9eb0695
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8f43b85954d2f3d8fc00a7504c603e5ca9eb0695" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pprof 0.14.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate pprof 0.14.0
[INFO] tweaked toml for crates.io crate pprof 0.14.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate pprof 0.14.0 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" "+8f43b85954d2f3d8fc00a7504c603e5ca9eb0695" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+8f43b85954d2f3d8fc00a7504c603e5ca9eb0695" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 10906a06880b15a14b159a2730e9d6f6a5f851a29738ca614d86ef2b399a4095
[INFO] running `Command { std: "docker" "start" "-a" "10906a06880b15a14b159a2730e9d6f6a5f851a29738ca614d86ef2b399a4095", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10906a06880b15a14b159a2730e9d6f6a5f851a29738ca614d86ef2b399a4095", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10906a06880b15a14b159a2730e9d6f6a5f851a29738ca614d86ef2b399a4095", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+8f43b85954d2f3d8fc00a7504c603e5ca9eb0695" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 34ebad7c49f5272221989b3aade04b64974ccf0397581e11a57f04e60534a55b
[INFO] running `Command { std: "docker" "start" "-a" "34ebad7c49f5272221989b3aade04b64974ccf0397581e11a57f04e60534a55b", kill_on_drop: false }`
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[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)]` 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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking ciborium v0.2.1
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking 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)]` 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 `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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "34ebad7c49f5272221989b3aade04b64974ccf0397581e11a57f04e60534a55b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34ebad7c49f5272221989b3aade04b64974ccf0397581e11a57f04e60534a55b", kill_on_drop: false }`
[INFO] [stdout] 34ebad7c49f5272221989b3aade04b64974ccf0397581e11a57f04e60534a55b