[INFO] cloning repository https://github.com/MechanicalFlower/RootedShadow
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MechanicalFlower/RootedShadow" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMechanicalFlower%2FRootedShadow", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMechanicalFlower%2FRootedShadow'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8b37dc7c088342448ff3bbad62b796f85a7487d3
[INFO] checking MechanicalFlower/RootedShadow/8b37dc7c088342448ff3bbad62b796f85a7487d3 against master#ff1737bb00913444173658b4e0b274fd79aabf66 for pr-132712-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMechanicalFlower%2FRootedShadow" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MechanicalFlower/RootedShadow on toolchain ff1737bb00913444173658b4e0b274fd79aabf66
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/MechanicalFlower/RootedShadow
[INFO] finished tweaking git repo https://github.com/MechanicalFlower/RootedShadow
[INFO] tweaked toml for git repo https://github.com/MechanicalFlower/RootedShadow written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/MechanicalFlower/RootedShadow 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" "+ff1737bb00913444173658b4e0b274fd79aabf66" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unindent v0.2.1
[INFO] [stderr]   Downloaded mini-internal v0.1.28
[INFO] [stderr]   Downloaded askama_derive v0.11.2
[INFO] [stderr]   Downloaded atomic-take v1.1.0
[INFO] [stderr]   Downloaded gdnative v0.11.3
[INFO] [stderr]   Downloaded miniserde v0.1.28
[INFO] [stderr]   Downloaded askama v0.11.1
[INFO] [stderr]   Downloaded askama_shared v0.12.2
[INFO] [stderr]   Downloaded clang-sys v1.6.0
[INFO] [stderr]   Downloaded gdnative-core v0.11.3
[INFO] [stderr]   Downloaded toml_edit v0.19.4
[INFO] [stderr]   Downloaded winnow v0.3.3
[INFO] [stderr]   Downloaded gdnative-derive v0.11.3
[INFO] [stderr]   Downloaded roxmltree v0.17.0
[INFO] [stderr]   Downloaded gdnative_bindings_generator v0.11.3
[INFO] [stderr]   Downloaded bindgen v0.63.0
[INFO] [stderr]   Downloaded gdnative-sys v0.11.3
[INFO] [stderr]   Downloaded gdnative-impl-proc-macros v0.11.3
[INFO] [stderr]   Downloaded glam v0.22.0
[INFO] [stderr]   Downloaded gdnative-bindings v0.11.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2530d27581b676ca17465b029a68897e5f6ac33c232f5acea60c0397c43a07c5
[INFO] running `Command { std: "docker" "start" "-a" "2530d27581b676ca17465b029a68897e5f6ac33c232f5acea60c0397c43a07c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2530d27581b676ca17465b029a68897e5f6ac33c232f5acea60c0397c43a07c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2530d27581b676ca17465b029a68897e5f6ac33c232f5acea60c0397c43a07c5", kill_on_drop: false }`
[INFO] [stdout] 2530d27581b676ca17465b029a68897e5f6ac33c232f5acea60c0397c43a07c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da0c9567da310155f2e60e6721f452009e667672697489bd188c789e866af560
[INFO] running `Command { std: "docker" "start" "-a" "da0c9567da310155f2e60e6721f452009e667672697489bd188c789e866af560", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling itoa v1.0.5
[INFO] [stderr]    Compiling ryu v1.0.12
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling clang-sys v1.6.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling bindgen v0.63.0
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling shlex v1.1.0
[INFO] [stderr]    Compiling winnow v0.3.3
[INFO] [stderr]    Compiling toml_datetime v0.6.1
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling xmlparser v0.13.5
[INFO] [stderr]    Compiling ahash v0.8.3
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling unindent v0.2.1
[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]    Compiling mime_guess v2.0.4
[INFO] [stderr]    Compiling askama_escape v0.10.3
[INFO] [stderr]    Compiling humansize v1.1.1
[INFO] [stderr]    Compiling percent-encoding v2.2.0
[INFO] [stderr]     Checking glam v0.22.0
[INFO] [stderr]    Compiling roxmltree v0.17.0
[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" "da0c9567da310155f2e60e6721f452009e667672697489bd188c789e866af560", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da0c9567da310155f2e60e6721f452009e667672697489bd188c789e866af560", kill_on_drop: false }`
[INFO] [stdout] da0c9567da310155f2e60e6721f452009e667672697489bd188c789e866af560