[INFO] cloning repository https://github.com/DianaOlympos/testing-strange-stuff
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DianaOlympos/testing-strange-stuff" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDianaOlympos%2Ftesting-strange-stuff", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDianaOlympos%2Ftesting-strange-stuff'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 88ea96b5ef6a45253b9482519315070051588c66
[INFO] checking DianaOlympos/testing-strange-stuff against master#04ff05c9c0cfbca33115c5f1b8bb20a66a54b799 for pr-147834
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDianaOlympos%2Ftesting-strange-stuff" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/DianaOlympos/testing-strange-stuff
[INFO] finished tweaking git repo https://github.com/DianaOlympos/testing-strange-stuff
[INFO] tweaked toml for git repo https://github.com/DianaOlympos/testing-strange-stuff written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/DianaOlympos/testing-strange-stuff on toolchain 04ff05c9c0cfbca33115c5f1b8bb20a66a54b799
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/DianaOlympos/testing-strange-stuff 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" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded polars-utils v0.26.1
[INFO] [stderr]   Downloaded polars-time v0.26.1
[INFO] [stderr]   Downloaded const-random-macro v0.1.15
[INFO] [stderr]   Downloaded const-random v0.1.15
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.87
[INFO] [stderr]   Downloaded enum_dispatch v0.3.11
[INFO] [stderr]   Downloaded dyn-clone v1.0.10
[INFO] [stderr]   Downloaded polars-pipe v0.26.1
[INFO] [stderr]   Downloaded polars-io v0.26.1
[INFO] [stderr]   Downloaded chumsky v0.8.0
[INFO] [stderr]   Downloaded cxx-build v1.0.87
[INFO] [stderr]   Downloaded polars-lazy v0.26.1
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.87
[INFO] [stderr]   Downloaded polars-plan v0.26.1
[INFO] [stderr]   Downloaded ethnum v1.3.2
[INFO] [stderr]   Downloaded bytemuck v1.13.0
[INFO] [stderr]   Downloaded polars-arrow v0.26.1
[INFO] [stderr]   Downloaded polars-ops v0.26.1
[INFO] [stderr]   Downloaded polars v0.26.1
[INFO] [stderr]   Downloaded multiversion-macros v0.6.1
[INFO] [stderr]   Downloaded multiversion v0.6.1
[INFO] [stderr]   Downloaded polars-core v0.26.1
[INFO] [stderr]   Downloaded cxx v1.0.87
[INFO] [stderr]   Downloaded arrow2 v0.15.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a5d8bf2dda5c8af853a8ee1001523df1fc920b548922657e43f7cea9324b899
[INFO] running `Command { std: "docker" "start" "-a" "7a5d8bf2dda5c8af853a8ee1001523df1fc920b548922657e43f7cea9324b899", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a5d8bf2dda5c8af853a8ee1001523df1fc920b548922657e43f7cea9324b899", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a5d8bf2dda5c8af853a8ee1001523df1fc920b548922657e43f7cea9324b899", kill_on_drop: false }`
[INFO] [stdout] 7a5d8bf2dda5c8af853a8ee1001523df1fc920b548922657e43f7cea9324b899
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fcb287dc6b87b0e12a1f4d0fdf89a4d1408d0dafeb97382d2ba4abeff24f311c
[INFO] running `Command { std: "docker" "start" "-a" "fcb287dc6b87b0e12a1f4d0fdf89a4d1408d0dafeb97382d2ba4abeff24f311c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling proc-macro2 v1.0.50
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling libm v0.2.6
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.13
[INFO] [stderr]    Compiling semver v1.0.16
[INFO] [stderr]     Checking lexical-util v0.8.5
[INFO] [stderr]    Compiling rayon-core v1.10.1
[INFO] [stderr]    Compiling ahash v0.8.2
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]    Compiling parking_lot_core v0.9.6
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling rustversion v1.0.11
[INFO] [stderr]     Checking once_cell v1.17.0
[INFO] [stderr]     Checking iana-time-zone v0.1.53
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]    Compiling smartstring v1.0.1
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]     Checking hash_hasher v2.0.3
[INFO] [stderr]     Checking dyn-clone v1.0.10
[INFO] [stderr]    Compiling anyhow v1.0.68
[INFO] [stderr]     Checking simdutf8 v0.1.4
[INFO] [stderr]     Checking ethnum v1.3.2
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.50/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 regex-syntax v0.6.28
[INFO] [stderr]     Checking strum v0.24.1
[INFO] [stderr]     Checking xxhash-rust v0.8.6
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking lexical-write-integer v0.8.5
[INFO] [stderr]     Checking lexical-parse-integer v0.8.6
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[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" "fcb287dc6b87b0e12a1f4d0fdf89a4d1408d0dafeb97382d2ba4abeff24f311c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcb287dc6b87b0e12a1f4d0fdf89a4d1408d0dafeb97382d2ba4abeff24f311c", kill_on_drop: false }`
[INFO] [stdout] fcb287dc6b87b0e12a1f4d0fdf89a4d1408d0dafeb97382d2ba4abeff24f311c
