[INFO] fetching crate ra_ap_hir 0.0.43...
[INFO] checking ra_ap_hir-0.0.43 against try#4a04890980766cc79878135f5ade8c0c4321e943 for pr-65819
[INFO] extracting crate ra_ap_hir 0.0.43 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate ra_ap_hir 0.0.43 on toolchain 4a04890980766cc79878135f5ade8c0c4321e943
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ra_ap_hir 0.0.43
[INFO] finished tweaking crates.io crate ra_ap_hir 0.0.43
[INFO] tweaked toml for crates.io crate ra_ap_hir 0.0.43 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b6811ab1714f105ccf4fed242e928392e3fa59aa6dc69ae8456e020e1a4a681
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2b6811ab1714f105ccf4fed242e928392e3fa59aa6dc69ae8456e020e1a4a681", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b6811ab1714f105ccf4fed242e928392e3fa59aa6dc69ae8456e020e1a4a681", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b6811ab1714f105ccf4fed242e928392e3fa59aa6dc69ae8456e020e1a4a681", kill_on_drop: false }`
[INFO] [stdout] 2b6811ab1714f105ccf4fed242e928392e3fa59aa6dc69ae8456e020e1a4a681
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 84f7c8b664531b0d9ee818e260e22feef1db2644ae3a3650baa7152a43edf874
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "84f7c8b664531b0d9ee818e260e22feef1db2644ae3a3650baa7152a43edf874", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]     Checking ra_ap_syntax v0.0.43
[INFO] [stderr]     Checking tracing-tree v0.1.9
[INFO] [stderr]     Checking chalk-solve v0.60.0
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ra_ap_syntax-0.0.43/src/algo.rs:570:52
[INFO] [stdout]     |
[INFO] [stdout] 570 |         NodeOrToken::Node(it) => NodeOrToken::Node(it.green()),
[INFO] [stdout]     |                                                    ^^^^^^^^^^ expected struct `GreenNode`, found enum `Cow`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `GreenNode`
[INFO] [stdout]                  found enum `Cow<'_, GreenNodeData>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking salsa v0.16.0
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ra_ap_syntax-0.0.43/src/ast/make.rs:535:26
[INFO] [stdout]     |
[INFO] [stdout] 535 |     SyntaxNode::new_root(n.green())
[INFO] [stdout]     |                          ^^^^^^^^^ expected struct `GreenNode`, found enum `Cow`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `GreenNode`
[INFO] [stdout]                  found enum `Cow<'_, GreenNodeData>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ra_ap_syntax`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "84f7c8b664531b0d9ee818e260e22feef1db2644ae3a3650baa7152a43edf874", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84f7c8b664531b0d9ee818e260e22feef1db2644ae3a3650baa7152a43edf874", kill_on_drop: false }`
[INFO] [stdout] 84f7c8b664531b0d9ee818e260e22feef1db2644ae3a3650baa7152a43edf874