[INFO] cloning repository https://github.com/refx-online/refx-pp-py
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/refx-online/refx-pp-py" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frefx-online%2Frefx-pp-py", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frefx-online%2Frefx-pp-py'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7caad45960b492543e4e8223dbc35dd96fbc2290
[INFO] checking refx-online/refx-pp-py/7caad45960b492543e4e8223dbc35dd96fbc2290 against master#f2d69d5a7c04617d122facd0a7a5bdde0af928ae for pr-138363
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frefx-online%2Frefx-pp-py" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/refx-online/refx-pp-py on toolchain f2d69d5a7c04617d122facd0a7a5bdde0af928ae
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f2d69d5a7c04617d122facd0a7a5bdde0af928ae" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/refx-online/refx-pp-py
[INFO] finished tweaking git repo https://github.com/refx-online/refx-pp-py
[INFO] tweaked toml for git repo https://github.com/refx-online/refx-pp-py written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/refx-online/refx-pp-py 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" "+f2d69d5a7c04617d122facd0a7a5bdde0af928ae" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/refx-online/refx-pp-rs`
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] [stderr]       Adding refx-pp v0.3.0 (https://github.com/refx-online/refx-pp-rs?rev=cec48acc468b9dbaf7beb208c8854af84694f8ea#cec48acc)
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pyo3-macros v0.17.3
[INFO] [stderr]   Downloaded pyo3-build-config v0.17.3
[INFO] [stderr]   Downloaded indoc v1.0.8
[INFO] [stderr]   Downloaded target-lexicon v0.12.5
[INFO] [stderr]   Downloaded pyo3-ffi v0.17.3
[INFO] [stderr]   Downloaded pyo3-macros-backend v0.17.3
[INFO] [stderr]   Downloaded pyo3 v0.17.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+f2d69d5a7c04617d122facd0a7a5bdde0af928ae" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 58a33293d170cdb23f5d515a436941f451fdbdf0a1f2396d4120a9243c31c200
[INFO] running `Command { std: "docker" "start" "-a" "58a33293d170cdb23f5d515a436941f451fdbdf0a1f2396d4120a9243c31c200", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58a33293d170cdb23f5d515a436941f451fdbdf0a1f2396d4120a9243c31c200", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58a33293d170cdb23f5d515a436941f451fdbdf0a1f2396d4120a9243c31c200", kill_on_drop: false }`
[INFO] [stdout] 58a33293d170cdb23f5d515a436941f451fdbdf0a1f2396d4120a9243c31c200
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+f2d69d5a7c04617d122facd0a7a5bdde0af928ae" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56e8c7dd30764b7ec89aef4bd7e06bc731aed894b7359c770fed0122c893192a
[INFO] running `Command { std: "docker" "start" "-a" "56e8c7dd30764b7ec89aef4bd7e06bc731aed894b7359c770fed0122c893192a", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.12.5
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling once_cell v1.16.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling parking_lot_core v0.9.5
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking unindent v0.1.11
[INFO] [stderr]    Compiling indoc v1.0.8
[INFO] [stderr]     Checking refx-pp v0.3.0 (https://github.com/refx-online/refx-pp-rs?rev=cec48acc468b9dbaf7beb208c8854af84694f8ea#cec48acc)
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.49/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]    Compiling pyo3-build-config v0.17.3
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "56e8c7dd30764b7ec89aef4bd7e06bc731aed894b7359c770fed0122c893192a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56e8c7dd30764b7ec89aef4bd7e06bc731aed894b7359c770fed0122c893192a", kill_on_drop: false }`
[INFO] [stdout] 56e8c7dd30764b7ec89aef4bd7e06bc731aed894b7359c770fed0122c893192a