[INFO] cloning repository https://github.com/D3lph1/moebius
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/D3lph1/moebius" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FD3lph1%2Fmoebius", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FD3lph1%2Fmoebius'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e7de9901adc7b8eeda26b2e2f9d740d4746612c2
[INFO] checking D3lph1/moebius against master#f8463896a9b36a04899c013bd8825a7fd29dd7a4 for pr-151920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FD3lph1%2Fmoebius" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/D3lph1/moebius
[INFO] finished tweaking git repo https://github.com/D3lph1/moebius
[INFO] tweaked toml for git repo https://github.com/D3lph1/moebius written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/D3lph1/moebius on toolchain f8463896a9b36a04899c013bd8825a7fd29dd7a4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f8463896a9b36a04899c013bd8825a7fd29dd7a4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/D3lph1/moebius 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" "+f8463896a9b36a04899c013bd8825a7fd29dd7a4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pyo3-macros-backend v0.18.2
[INFO] [stderr]   Downloaded target-lexicon v0.12.6
[INFO] [stderr]   Downloaded pyo3-macros v0.18.2
[INFO] [stderr]   Downloaded pyo3-build-config v0.18.2
[INFO] [stderr]   Downloaded simba v0.6.0
[INFO] [stderr]   Downloaded pyo3-ffi v0.18.2
[INFO] [stderr]   Downloaded statrs v0.16.0
[INFO] [stderr]   Downloaded nalgebra v0.29.0
[INFO] [stderr]   Downloaded pyo3 v0.18.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+f8463896a9b36a04899c013bd8825a7fd29dd7a4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d8838f90c97f30986a1a254fef4445811006a28f62229b2a0e2dd43094bd32c
[INFO] running `Command { std: "docker" "start" "-a" "4d8838f90c97f30986a1a254fef4445811006a28f62229b2a0e2dd43094bd32c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d8838f90c97f30986a1a254fef4445811006a28f62229b2a0e2dd43094bd32c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d8838f90c97f30986a1a254fef4445811006a28f62229b2a0e2dd43094bd32c", kill_on_drop: false }`
[INFO] [stdout] 4d8838f90c97f30986a1a254fef4445811006a28f62229b2a0e2dd43094bd32c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+f8463896a9b36a04899c013bd8825a7fd29dd7a4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5184bc23411cfe90a94ad276a2473f3b14711f407d6b0b4b0eb721dc34f8a208
[INFO] running `Command { std: "docker" "start" "-a" "5184bc23411cfe90a94ad276a2473f3b14711f407d6b0b4b0eb721dc34f8a208", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling libm v0.2.7
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling target-lexicon v0.12.6
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking safe_arch v0.6.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]     Checking unindent v0.1.11
[INFO] [stderr]    Compiling indoc v1.0.9
[INFO] [stderr]     Checking wide v0.7.8
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.56/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a feature with a similar name: `proc_macro_span_file`
[INFO] [stdout]    |
[INFO] [stdout] 92 -     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout] 92 +     feature(proc_macro_span, proc_macro_span_file)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pyo3-build-config v0.18.2
[INFO] [stderr]     Checking getrandom v0.2.9
[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" "5184bc23411cfe90a94ad276a2473f3b14711f407d6b0b4b0eb721dc34f8a208", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5184bc23411cfe90a94ad276a2473f3b14711f407d6b0b4b0eb721dc34f8a208", kill_on_drop: false }`
[INFO] [stdout] 5184bc23411cfe90a94ad276a2473f3b14711f407d6b0b4b0eb721dc34f8a208
