[INFO] cloning repository https://github.com/BadJuJa/RustCubeRotation
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BadJuJa/RustCubeRotation" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBadJuJa%2FRustCubeRotation", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBadJuJa%2FRustCubeRotation'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 79a0e054daf3fac090dac33dea7ee6a6f425833b
[INFO] checking BadJuJa/RustCubeRotation against master#779e19d8baa3e3625bd4fc5c85cbb2ad47b43155 for pr-147589-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBadJuJa%2FRustCubeRotation" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/BadJuJa/RustCubeRotation
[INFO] finished tweaking git repo https://github.com/BadJuJa/RustCubeRotation
[INFO] tweaked toml for git repo https://github.com/BadJuJa/RustCubeRotation written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/BadJuJa/RustCubeRotation on toolchain 779e19d8baa3e3625bd4fc5c85cbb2ad47b43155
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/BadJuJa/RustCubeRotation 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" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded slug v0.1.4
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.94
[INFO] [stderr]   Downloaded scratch v1.0.5
[INFO] [stderr]   Downloaded pest_generator v2.5.7
[INFO] [stderr]   Downloaded chrono-tz-build v0.0.2
[INFO] [stderr]   Downloaded siphasher v0.3.10
[INFO] [stderr]   Downloaded globwalk v0.8.1
[INFO] [stderr]   Downloaded globset v0.4.10
[INFO] [stderr]   Downloaded pest_meta v2.5.7
[INFO] [stderr]   Downloaded pest_derive v2.5.7
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.94
[INFO] [stderr]   Downloaded cxx-build v1.0.94
[INFO] [stderr]   Downloaded parse-zoneinfo v0.3.0
[INFO] [stderr]   Downloaded tera v1.18.1
[INFO] [stderr]   Downloaded syn v2.0.15
[INFO] [stderr]   Downloaded pest v2.5.7
[INFO] [stderr]   Downloaded h2 v0.3.17
[INFO] [stderr]   Downloaded serde_derive v1.0.160
[INFO] [stderr]   Downloaded cxx v1.0.94
[INFO] [stderr]   Downloaded uuid v1.3.1
[INFO] [stderr]   Downloaded deunicode v0.4.3
[INFO] [stderr]   Downloaded bstr v1.4.0
[INFO] [stderr]   Downloaded chrono-tz v0.6.1
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9575e109edb186080deb743abdc0fa2854c02b2877e63455acae0f39bdad3b8a
[INFO] running `Command { std: "docker" "start" "-a" "9575e109edb186080deb743abdc0fa2854c02b2877e63455acae0f39bdad3b8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9575e109edb186080deb743abdc0fa2854c02b2877e63455acae0f39bdad3b8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9575e109edb186080deb743abdc0fa2854c02b2877e63455acae0f39bdad3b8a", kill_on_drop: false }`
[INFO] [stdout] 9575e109edb186080deb743abdc0fa2854c02b2877e63455acae0f39bdad3b8a
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 347f736a3ea5497d17bc09d8dc6cacde546083fc306e1fd81e12fd7d2acbd9dd
[INFO] running `Command { std: "docker" "start" "-a" "347f736a3ea5497d17bc09d8dc6cacde546083fc306e1fd81e12fd7d2acbd9dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.141
[INFO] [stderr]    Compiling uncased v0.9.7
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling serde_derive v1.0.160
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking regex v1.7.3
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]    Compiling time-core v0.1.0
[INFO] [stderr]    Compiling itoa v1.0.6
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[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] 
[INFO] [stderr]    Compiling ucd-trie v0.1.5
[INFO] [stderr]    Compiling tracing-core v0.1.30
[INFO] [stderr]     Checking indexmap v1.9.3
[INFO] [stderr]    Compiling http v0.2.9
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling time-macros v0.2.8
[INFO] [stderr]    Compiling ahash v0.8.3
[INFO] [stderr]     Checking digest v0.10.6
[INFO] [stderr]     Checking actix-service v2.0.2
[INFO] [stderr]    Compiling phf v0.10.1
[INFO] [stderr]     Checking slab v0.4.8
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking brotli-decompressor v2.3.4
[INFO] [stderr]    Compiling bytestring v1.3.0
[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" "347f736a3ea5497d17bc09d8dc6cacde546083fc306e1fd81e12fd7d2acbd9dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "347f736a3ea5497d17bc09d8dc6cacde546083fc306e1fd81e12fd7d2acbd9dd", kill_on_drop: false }`
[INFO] [stdout] 347f736a3ea5497d17bc09d8dc6cacde546083fc306e1fd81e12fd7d2acbd9dd
