[INFO] fetching crate ra_ap_proc_macro_srv 0.0.44...
[INFO] checking ra_ap_proc_macro_srv-0.0.44 against try#7b3565da729099dbe807466fcd118fb2815986e0 for pr-81789
[INFO] extracting crate ra_ap_proc_macro_srv 0.0.44 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate ra_ap_proc_macro_srv 0.0.44 on toolchain 7b3565da729099dbe807466fcd118fb2815986e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ra_ap_proc_macro_srv 0.0.44
[INFO] finished tweaking crates.io crate ra_ap_proc_macro_srv 0.0.44
[INFO] tweaked toml for crates.io crate ra_ap_proc_macro_srv 0.0.44 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f13caf446d077b78a4ff67fcb3f473330ea5a2edd33794b786e1b470a08137c5
[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" "f13caf446d077b78a4ff67fcb3f473330ea5a2edd33794b786e1b470a08137c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f13caf446d077b78a4ff67fcb3f473330ea5a2edd33794b786e1b470a08137c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f13caf446d077b78a4ff67fcb3f473330ea5a2edd33794b786e1b470a08137c5", kill_on_drop: false }`
[INFO] [stdout] f13caf446d077b78a4ff67fcb3f473330ea5a2edd33794b786e1b470a08137c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0eb9891f3edabd42aac79f20047b645b84a62eb8bfdc6a1c087e57bd8ac487fc
[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" "0eb9891f3edabd42aac79f20047b645b84a62eb8bfdc6a1c087e57bd8ac487fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking ra_ap_la-arena v0.0.44
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking drop_bomb v0.1.5
[INFO] [stderr]    Compiling fst v0.4.5
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking cov-mark v1.1.0
[INFO] [stderr]     Checking arrayvec v0.6.1
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking ra_ap_paths v0.0.44
[INFO] [stderr]    Compiling snap v1.0.4
[INFO] [stderr]     Checking ucd-trie v0.1.3
[INFO] [stderr]     Checking jod-thread v0.1.2
[INFO] [stderr]     Checking object v0.23.0
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking libloading v0.7.0
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]     Checking lock_api v0.4.3
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]     Checking ra_ap_text_edit v0.0.44
[INFO] [stderr]     Checking rustc-ap-rustc_lexer v710.0.0
[INFO] [stderr]     Checking ra_ap_parser v0.0.44
[INFO] [stderr]     Checking perf-event-open-sys v1.0.1
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking memmap2 v0.2.2
[INFO] [stderr]     Checking always-assert v0.1.2
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]     Checking dashmap v4.0.2
[INFO] [stderr]     Checking perf-event v0.4.6
[INFO] [stderr]     Checking ra_ap_stdx v0.0.44
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking countme v2.0.4
[INFO] [stderr]     Checking ra_ap_profile v0.0.44
[INFO] [stderr]     Checking rowan v0.13.0-pre.5
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking ra_ap_vfs v0.0.44
[INFO] [stderr]     Checking ra_ap_test_utils v0.0.44
[INFO] [stderr]     Checking semver-parser v0.10.2
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling salsa-macros v0.16.0
[INFO] [stderr]     Checking salsa v0.16.0
[INFO] [stderr]     Checking serde v1.0.125
[INFO] [stderr]     Checking smol_str v0.1.17
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking camino v1.0.4
[INFO] [stderr]     Checking semver v0.11.0
[INFO] [stderr]     Checking cargo-platform v0.1.1
[INFO] [stderr]     Checking ra_ap_tt v0.0.44
[INFO] [stderr]     Checking ra_ap_syntax v0.0.44
[INFO] [stderr]     Checking ra_ap_cfg v0.0.44
[INFO] [stderr]     Checking cargo_metadata v0.13.1
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ra_ap_syntax-0.0.44/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] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ra_ap_syntax-0.0.44/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" "0eb9891f3edabd42aac79f20047b645b84a62eb8bfdc6a1c087e57bd8ac487fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0eb9891f3edabd42aac79f20047b645b84a62eb8bfdc6a1c087e57bd8ac487fc", kill_on_drop: false }`
[INFO] [stdout] 0eb9891f3edabd42aac79f20047b645b84a62eb8bfdc6a1c087e57bd8ac487fc