[INFO] fetching crate ra_ap_hir 0.0.25...
[INFO] checking ra_ap_hir-0.0.25 against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470
[INFO] extracting crate ra_ap_hir 0.0.25 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate ra_ap_hir 0.0.25 on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ra_ap_hir 0.0.25
[INFO] finished tweaking crates.io crate ra_ap_hir 0.0.25
[INFO] tweaked toml for crates.io crate ra_ap_hir 0.0.25 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c9160080a92cf2fd7da59c6f7c02ffaf6cb49929c1b947aaa4f79374733f7fe
[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" "7c9160080a92cf2fd7da59c6f7c02ffaf6cb49929c1b947aaa4f79374733f7fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c9160080a92cf2fd7da59c6f7c02ffaf6cb49929c1b947aaa4f79374733f7fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c9160080a92cf2fd7da59c6f7c02ffaf6cb49929c1b947aaa4f79374733f7fe", kill_on_drop: false }`
[INFO] [stdout] 7c9160080a92cf2fd7da59c6f7c02ffaf6cb49929c1b947aaa4f79374733f7fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 109c0ae9e27e20ef89fdb132099368f29e6569010c02093d2a1cefcd395e97e7
[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" "109c0ae9e27e20ef89fdb132099368f29e6569010c02093d2a1cefcd395e97e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]     Checking serde v1.0.118
[INFO] [stderr]     Checking tracing v0.1.22
[INFO] [stderr]     Checking salsa v0.16.0
[INFO] [stdout] error[E0221]: ambiguous associated type `Group` in bounds of `Q`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/salsa-0.16.0/src/interned.rs:466:57
[INFO] [stdout]     |
[INFO] [stdout] 466 |             <<Q as QueryDb<'_>>::DynDb as HasQueryGroup<Q::Group>>::group_storage(db);
[INFO] [stdout]     |                                                         ^^^^^^^^ ambiguous associated type `Group`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/salsa-0.16.0/src/lib.rs:431:5
[INFO] [stdout]     |
[INFO] [stdout] 431 |     type Group: plumbing::QueryGroup<GroupStorage = Self::GroupStorage>;
[INFO] [stdout]     |     --------------------------------------------------------------------
[INFO] [stdout]     |     |
[INFO] [stdout]     |     ambiguous `Group` from `for<'d> QueryDb<'d>`
[INFO] [stdout]     |     ambiguous `Group` from `for<'d> QueryDb<'d>`
[INFO] [stdout]     |
[INFO] [stdout] help: use fully qualified syntax to disambiguate
[INFO] [stdout]     |
[INFO] [stdout] 466 |             <<Q as QueryDb<'_>>::DynDb as HasQueryGroup<<Q as for<'d> QueryDb<'d>>::Group>>::group_storage(db);
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: use fully qualified syntax to disambiguate
[INFO] [stdout]     |
[INFO] [stdout] 466 |             <<Q as QueryDb<'_>>::DynDb as HasQueryGroup<<Q as for<'d> QueryDb<'d>>::Group>>::group_storage(db);
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0221]: ambiguous associated type `Group` in bounds of `Q`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/salsa-0.16.0/src/interned.rs:478:57
[INFO] [stdout]     |
[INFO] [stdout] 478 |             <<Q as QueryDb<'_>>::DynDb as HasQueryGroup<Q::Group>>::group_storage(db);
[INFO] [stdout]     |                                                         ^^^^^^^^ ambiguous associated type `Group`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/salsa-0.16.0/src/lib.rs:431:5
[INFO] [stdout]     |
[INFO] [stdout] 431 |     type Group: plumbing::QueryGroup<GroupStorage = Self::GroupStorage>;
[INFO] [stdout]     |     --------------------------------------------------------------------
[INFO] [stdout]     |     |
[INFO] [stdout]     |     ambiguous `Group` from `for<'d> QueryDb<'d>`
[INFO] [stdout]     |     ambiguous `Group` from `for<'d> QueryDb<'d>`
[INFO] [stdout]     |
[INFO] [stdout] help: use fully qualified syntax to disambiguate
[INFO] [stdout]     |
[INFO] [stdout] 478 |             <<Q as QueryDb<'_>>::DynDb as HasQueryGroup<<Q as for<'d> QueryDb<'d>>::Group>>::group_storage(db);
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: use fully qualified syntax to disambiguate
[INFO] [stdout]     |
[INFO] [stdout] 478 |             <<Q as QueryDb<'_>>::DynDb as HasQueryGroup<<Q as for<'d> QueryDb<'d>>::Group>>::group_storage(db);
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0221]: ambiguous associated type `Group` in bounds of `Q`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/salsa-0.16.0/src/interned.rs:490:57
[INFO] [stdout]     |
[INFO] [stdout] 490 |             <<Q as QueryDb<'_>>::DynDb as HasQueryGroup<Q::Group>>::group_storage(db);
[INFO] [stdout]     |                                                         ^^^^^^^^ ambiguous associated type `Group`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/salsa-0.16.0/src/lib.rs:431:5
[INFO] [stdout]     |
[INFO] [stdout] 431 |     type Group: plumbing::QueryGroup<GroupStorage = Self::GroupStorage>;
[INFO] [stdout]     |     --------------------------------------------------------------------
[INFO] [stdout]     |     |
[INFO] [stdout]     |     ambiguous `Group` from `for<'d> QueryDb<'d>`
[INFO] [stdout]     |     ambiguous `Group` from `for<'d> QueryDb<'d>`
[INFO] [stdout]     |
[INFO] [stdout] help: use fully qualified syntax to disambiguate
[INFO] [stdout]     |
[INFO] [stdout] 490 |             <<Q as QueryDb<'_>>::DynDb as HasQueryGroup<<Q as for<'d> QueryDb<'d>>::Group>>::group_storage(db);
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: use fully qualified syntax to disambiguate
[INFO] [stdout]     |
[INFO] [stdout] 490 |             <<Q as QueryDb<'_>>::DynDb as HasQueryGroup<<Q as for<'d> QueryDb<'d>>::Group>>::group_storage(db);
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0221]: ambiguous associated type `Group` in bounds of `Q`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/salsa-0.16.0/src/interned.rs:512:57
[INFO] [stdout]     |
[INFO] [stdout] 512 |             <<Q as QueryDb<'_>>::DynDb as HasQueryGroup<Q::Group>>::group_storage(db);
[INFO] [stdout]     |                                                         ^^^^^^^^ ambiguous associated type `Group`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/salsa-0.16.0/src/lib.rs:431:5
[INFO] [stdout]     |
[INFO] [stdout] 431 |     type Group: plumbing::QueryGroup<GroupStorage = Self::GroupStorage>;
[INFO] [stdout]     |     --------------------------------------------------------------------
[INFO] [stdout]     |     |
[INFO] [stdout]     |     ambiguous `Group` from `for<'d> QueryDb<'d>`
[INFO] [stdout]     |     ambiguous `Group` from `for<'d> QueryDb<'d>`
[INFO] [stdout]     |
[INFO] [stdout] help: use fully qualified syntax to disambiguate
[INFO] [stdout]     |
[INFO] [stdout] 512 |             <<Q as QueryDb<'_>>::DynDb as HasQueryGroup<<Q as for<'d> QueryDb<'d>>::Group>>::group_storage(db);
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: use fully qualified syntax to disambiguate
[INFO] [stdout]     |
[INFO] [stdout] 512 |             <<Q as QueryDb<'_>>::DynDb as HasQueryGroup<<Q as for<'d> QueryDb<'d>>::Group>>::group_storage(db);
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0221`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `salsa`
[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" "109c0ae9e27e20ef89fdb132099368f29e6569010c02093d2a1cefcd395e97e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "109c0ae9e27e20ef89fdb132099368f29e6569010c02093d2a1cefcd395e97e7", kill_on_drop: false }`
[INFO] [stdout] 109c0ae9e27e20ef89fdb132099368f29e6569010c02093d2a1cefcd395e97e7