[INFO] fetching crate tbf 0.1.3...
[INFO] testing tbf-0.1.3 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate tbf 0.1.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate tbf 0.1.3 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tbf 0.1.3
[INFO] finished tweaking crates.io crate tbf 0.1.3
[INFO] tweaked toml for crates.io crate tbf 0.1.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 78eb1b1b2b6dcd03c12992fe2f607bc4127bab5269e8b7f485a1ab9d911ce3d4
[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" "78eb1b1b2b6dcd03c12992fe2f607bc4127bab5269e8b7f485a1ab9d911ce3d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "78eb1b1b2b6dcd03c12992fe2f607bc4127bab5269e8b7f485a1ab9d911ce3d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78eb1b1b2b6dcd03c12992fe2f607bc4127bab5269e8b7f485a1ab9d911ce3d4", kill_on_drop: false }`
[INFO] [stdout] 78eb1b1b2b6dcd03c12992fe2f607bc4127bab5269e8b7f485a1ab9d911ce3d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0017df4ec81cfbed7a4ac9f231c687718e29e341d29dad1ea2640729776aa133
[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" "0017df4ec81cfbed7a4ac9f231c687718e29e341d29dad1ea2640729776aa133", kill_on_drop: false }`
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling spin v0.9.2
[INFO] [stderr]    Compiling tbf v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.77s
[INFO] running `Command { std: "docker" "inspect" "0017df4ec81cfbed7a4ac9f231c687718e29e341d29dad1ea2640729776aa133", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0017df4ec81cfbed7a4ac9f231c687718e29e341d29dad1ea2640729776aa133", kill_on_drop: false }`
[INFO] [stdout] 0017df4ec81cfbed7a4ac9f231c687718e29e341d29dad1ea2640729776aa133
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9cb71fca54ca0eda8a0ce4920592427f58ab9b8f9527a16d6e42eaefb772724d
[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" "9cb71fca54ca0eda8a0ce4920592427f58ab9b8f9527a16d6e42eaefb772724d", kill_on_drop: false }`
[INFO] [stderr]    Compiling tbf v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] error: reached the recursion limit while instantiating `<pattern::TagPredicate as patter...src/pattern.rs:135:73: 135:93]>>`
[INFO] [stdout]    --> src/pattern.rs:135:41
[INFO] [stdout]     |
[INFO] [stdout] 135 |                 preds.iter().all(|pred| pred.match_tags(tags.iter().map(|item| item.borrow())))
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `<pattern::TagPredicate as pattern::TagPattern>::match_tags` defined here
[INFO] [stdout]    --> src/pattern.rs:125:5
[INFO] [stdout]     |
[INFO] [stdout] 125 | /     fn match_tags<T, I>(&self, tags: I) -> bool
[INFO] [stdout] 126 | |     where
[INFO] [stdout] 127 | |         T: Borrow<Tag>,
[INFO] [stdout] 128 | |         I: IntoIterator<Item = T>,
[INFO] [stdout]     | |__________________________________^
[INFO] [stdout]     = note: the full type name has been written to '/opt/rustwide/target/debug/deps/tbf-97a705a16a6ec6b4.long-type.txt'
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tbf` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "9cb71fca54ca0eda8a0ce4920592427f58ab9b8f9527a16d6e42eaefb772724d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cb71fca54ca0eda8a0ce4920592427f58ab9b8f9527a16d6e42eaefb772724d", kill_on_drop: false }`
[INFO] [stdout] 9cb71fca54ca0eda8a0ce4920592427f58ab9b8f9527a16d6e42eaefb772724d