[INFO] fetching crate pprof 0.11.1...
[INFO] testing pprof-0.11.1 against beta-2023-04-20 for beta-1.70-1
[INFO] extracting crate pprof 0.11.1 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate pprof 0.11.1 on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pprof 0.11.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate pprof 0.11.1
[INFO] tweaked toml for crates.io crate pprof 0.11.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate pprof 0.11.1 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" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded prost-derive v0.11.6
[INFO] [stderr]   Downloaded prost v0.11.6
[INFO] [stderr]   Downloaded prost-types v0.11.6
[INFO] [stderr]   Downloaded prost-build v0.11.6
[INFO] [stderr]   Downloaded findshlibs v0.10.2
[INFO] [stderr]   Downloaded prettyplease v0.1.23
[INFO] [stderr]   Downloaded inferno v0.11.1
[INFO] [stderr]   Downloaded symbolic-demangle v10.2.1
[INFO] [stderr]   Downloaded cpp_demangle v0.4.0
[INFO] [stderr]   Downloaded symbolic-common v10.2.1
[INFO] [stderr]   Downloaded rgb v0.8.35
[INFO] [stderr]   Downloaded protobuf-codegen-pure v2.28.0
[INFO] [stderr]   Downloaded protobuf-codegen v2.28.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f41d18ee34fb2e6e55a9eaab639fd989a5669ef8e77a60c116ed9bdd4b5f5c7e
[INFO] running `Command { std: "docker" "start" "-a" "f41d18ee34fb2e6e55a9eaab639fd989a5669ef8e77a60c116ed9bdd4b5f5c7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f41d18ee34fb2e6e55a9eaab639fd989a5669ef8e77a60c116ed9bdd4b5f5c7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f41d18ee34fb2e6e55a9eaab639fd989a5669ef8e77a60c116ed9bdd4b5f5c7e", kill_on_drop: false }`
[INFO] [stdout] f41d18ee34fb2e6e55a9eaab639fd989a5669ef8e77a60c116ed9bdd4b5f5c7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b4dbd51271675ce74fcf89663eecd1ceff0a4ecc658dbcab31eef2be6882e04
[INFO] running `Command { std: "docker" "start" "-a" "4b4dbd51271675ce74fcf89663eecd1ceff0a4ecc658dbcab31eef2be6882e04", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling memchr v2.5.0
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[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling uuid v1.3.0
[INFO] [stderr]    Compiling cpp_demangle v0.4.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling symbolic-demangle v10.2.1
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling gimli v0.27.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling debugid v0.8.0
[INFO] [stderr]    Compiling miniz_oxide v0.6.2
[INFO] [stderr]    Compiling fastrand v1.9.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling pprof v0.11.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling object v0.30.3
[INFO] [stderr]    Compiling findshlibs v0.10.2
[INFO] [stderr]    Compiling backtrace v0.3.67
[INFO] [stderr]    Compiling memmap2 v0.5.8
[INFO] [stderr]    Compiling tempfile v3.3.0
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[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling addr2line v0.19.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.38
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.53s
[INFO] running `Command { std: "docker" "inspect" "4b4dbd51271675ce74fcf89663eecd1ceff0a4ecc658dbcab31eef2be6882e04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b4dbd51271675ce74fcf89663eecd1ceff0a4ecc658dbcab31eef2be6882e04", kill_on_drop: false }`
[INFO] [stdout] 4b4dbd51271675ce74fcf89663eecd1ceff0a4ecc658dbcab31eef2be6882e04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8da3af51497568a9b0447f276692bca3c40f4e5c35980b22d5a5aefe4c89038
[INFO] running `Command { std: "docker" "start" "-a" "a8da3af51497568a9b0447f276692bca3c40f4e5c35980b22d5a5aefe4c89038", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.13
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[INFO] [stderr]    Compiling rayon-core v1.10.2
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[INFO] [stderr]    Compiling num_cpus v1.15.0
[INFO] [stderr]    Compiling itoa v1.0.5
[INFO] [stderr]    Compiling ryu v1.0.12
[INFO] [stderr]    Compiling os_str_bytes v6.4.1
[INFO] [stderr]    Compiling ciborium-io v0.2.0
[INFO] [stderr]    Compiling plotters-backend v0.3.4
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling plotters-svg v0.3.3
[INFO] [stderr]    Compiling ciborium-ll v0.2.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling textwrap v0.16.0
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling crossbeam-channel v0.5.6
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling regex v1.7.1
[INFO] [stderr]    Compiling plotters v0.3.4
[INFO] [stderr]    Compiling clap v3.2.23
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling rayon v1.6.1
[INFO] [stderr]    Compiling ciborium v0.2.0
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.4.0
[INFO] [stderr]    Compiling pprof v0.11.1 (/opt/rustwide/workdir)
[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] error: aborting due to previous error
[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 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "a8da3af51497568a9b0447f276692bca3c40f4e5c35980b22d5a5aefe4c89038", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8da3af51497568a9b0447f276692bca3c40f4e5c35980b22d5a5aefe4c89038", kill_on_drop: false }`
[INFO] [stdout] a8da3af51497568a9b0447f276692bca3c40f4e5c35980b22d5a5aefe4c89038
