[INFO] fetching crate pyroscope-rbspy-oncpu 0.17.0...
[INFO] checking pyroscope-rbspy-oncpu-0.17.0 against master#158f00a1c5175648af6f6099b075f78d1d014a28 for pr-121251
[INFO] extracting crate pyroscope-rbspy-oncpu 0.17.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate pyroscope-rbspy-oncpu 0.17.0 on toolchain 158f00a1c5175648af6f6099b075f78d1d014a28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7-tc1/source/.cargo/config
[INFO] started tweaking crates.io crate pyroscope-rbspy-oncpu 0.17.0
[INFO] finished tweaking crates.io crate pyroscope-rbspy-oncpu 0.17.0
[INFO] tweaked toml for crates.io crate pyroscope-rbspy-oncpu 0.17.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate pyroscope-rbspy-oncpu 0.17.0 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" "+158f00a1c5175648af6f6099b075f78d1d014a28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libproc v0.13.0
[INFO] [stderr]   Downloaded memmap2 v0.5.8
[INFO] [stderr]   Downloaded libproc v0.12.0
[INFO] [stderr]   Downloaded scroll_derive v0.11.0
[INFO] [stderr]   Downloaded elf v0.0.12
[INFO] [stderr]   Downloaded prost-derive v0.11.6
[INFO] [stderr]   Downloaded rgb v0.8.34
[INFO] [stderr]   Downloaded directories v5.0.0
[INFO] [stderr]   Downloaded hermit-abi v0.3.0
[INFO] [stderr]   Downloaded cpp_demangle v0.4.0
[INFO] [stderr]   Downloaded prost v0.11.6
[INFO] [stderr]   Downloaded goblin v0.6.0
[INFO] [stderr]   Downloaded serde_json v1.0.92
[INFO] [stderr]   Downloaded spytools v0.1.4
[INFO] [stderr]   Downloaded proc-maps v0.3.0
[INFO] [stderr]   Downloaded rbspy-ruby-structs v0.17.0
[INFO] [stderr]   Downloaded inferno v0.11.14
[INFO] [stderr]   Downloaded mach_o_sys v0.1.1
[INFO] [stderr]   Downloaded remoteprocess v0.4.11
[INFO] [stderr]   Downloaded read-process-memory v0.1.5
[INFO] [stderr]   Downloaded rbspy-testdata v0.1.9
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aec1edf23fd87bc9ddf15fb0563d87e2ad810f6b05234219bf9318a81c449c46
[INFO] running `Command { std: "docker" "start" "-a" "aec1edf23fd87bc9ddf15fb0563d87e2ad810f6b05234219bf9318a81c449c46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aec1edf23fd87bc9ddf15fb0563d87e2ad810f6b05234219bf9318a81c449c46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aec1edf23fd87bc9ddf15fb0563d87e2ad810f6b05234219bf9318a81c449c46", kill_on_drop: false }`
[INFO] [stdout] aec1edf23fd87bc9ddf15fb0563d87e2ad810f6b05234219bf9318a81c449c46
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e4c168abc76b44311bf087a2c3c85937b1f5d47ba035857d76f940112a95f25
[INFO] running `Command { std: "docker" "start" "-a" "9e4c168abc76b44311bf087a2c3c85937b1f5d47ba035857d76f940112a95f25", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[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
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling anyhow v1.0.69
[INFO] [stderr]    Compiling cpp_demangle v0.4.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling io-lifetimes v1.0.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling proc-maps v0.3.0
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stderr]    Compiling rustix v0.36.8
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling remoteprocess v0.4.11
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.51/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking flate2 v1.0.25
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]     Checking linux-raw-sys v0.1.4
[INFO] [stderr]     Checking gimli v0.27.1
[INFO] [stderr]     Checking once_cell v1.17.0
[INFO] [stderr]    Compiling ahash v0.8.3
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "9e4c168abc76b44311bf087a2c3c85937b1f5d47ba035857d76f940112a95f25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e4c168abc76b44311bf087a2c3c85937b1f5d47ba035857d76f940112a95f25", kill_on_drop: false }`
[INFO] [stdout] 9e4c168abc76b44311bf087a2c3c85937b1f5d47ba035857d76f940112a95f25
