[INFO] fetching crate filter_ast 0.2.1...
[INFO] testing filter_ast-0.2.1 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate filter_ast 0.2.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate filter_ast 0.2.1 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 filter_ast 0.2.1
[INFO] finished tweaking crates.io crate filter_ast 0.2.1
[INFO] tweaked toml for crates.io crate filter_ast 0.2.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate filter_ast 0.2.1 already has a lockfile, it will not be regenerated
[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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 478431995e62ed24cd4ae61a960764a0130e284544e7571b7fee91160179c308
[INFO] running `Command { std: "docker" "start" "-a" "478431995e62ed24cd4ae61a960764a0130e284544e7571b7fee91160179c308", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "478431995e62ed24cd4ae61a960764a0130e284544e7571b7fee91160179c308", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "478431995e62ed24cd4ae61a960764a0130e284544e7571b7fee91160179c308", kill_on_drop: false }`
[INFO] [stdout] 478431995e62ed24cd4ae61a960764a0130e284544e7571b7fee91160179c308
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] fe3e5565d3dcc9dea9ce1f281ddd3ff82d9fb87c1ebb9fa320a5df985f6ecd4c
[INFO] running `Command { std: "docker" "start" "-a" "fe3e5565d3dcc9dea9ce1f281ddd3ff82d9fb87c1ebb9fa320a5df985f6ecd4c", kill_on_drop: false }`
[INFO] [stderr]    Compiling filter_ast v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "fe3e5565d3dcc9dea9ce1f281ddd3ff82d9fb87c1ebb9fa320a5df985f6ecd4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe3e5565d3dcc9dea9ce1f281ddd3ff82d9fb87c1ebb9fa320a5df985f6ecd4c", kill_on_drop: false }`
[INFO] [stdout] fe3e5565d3dcc9dea9ce1f281ddd3ff82d9fb87c1ebb9fa320a5df985f6ecd4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 4feee2dae712454ebf6c5c8205de095ac4f06265241f78746eff0244ea67b7f6
[INFO] running `Command { std: "docker" "start" "-a" "4feee2dae712454ebf6c5c8205de095ac4f06265241f78746eff0244ea67b7f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling filter_ast v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `Tag`
[INFO] [stdout]  --> examples/schema_validation.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Tag,
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `seen`
[INFO] [stdout]   --> examples/schema_validation.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |         seen: Operator,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `expected`
[INFO] [stdout]   --> examples/schema_validation.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         expected: &'static [Operator],
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `error`
[INFO] [stdout]   --> examples/schema_validation.rs:89:5
[INFO] [stdout]    |
[INFO] [stdout] 89 |     error: ClauseError,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `path`
[INFO] [stdout]   --> examples/schema_validation.rs:91:5
[INFO] [stdout]    |
[INFO] [stdout] 91 |     path: Vec<usize>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "4feee2dae712454ebf6c5c8205de095ac4f06265241f78746eff0244ea67b7f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4feee2dae712454ebf6c5c8205de095ac4f06265241f78746eff0244ea67b7f6", kill_on_drop: false }`
[INFO] [stdout] 4feee2dae712454ebf6c5c8205de095ac4f06265241f78746eff0244ea67b7f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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", kill_on_drop: false }`
[INFO] [stdout] 65fb2f654b8e9f0049deb7e24dd475a9cf09cedfd9a17e0e8f3a978531bdeb4e
[INFO] running `Command { std: "docker" "start" "-a" "65fb2f654b8e9f0049deb7e24dd475a9cf09cedfd9a17e0e8f3a978531bdeb4e", kill_on_drop: false }`
[INFO] [stderr] warning: variant is never constructed: `Tag`
[INFO] [stderr]  --> examples/schema_validation.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     Tag,
[INFO] [stderr]   |     ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `seen`
[INFO] [stderr]   --> examples/schema_validation.rs:66:9
[INFO] [stderr]    |
[INFO] [stderr] 66 |         seen: Operator,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `expected`
[INFO] [stderr]   --> examples/schema_validation.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 67 |         expected: &'static [Operator],
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `error`
[INFO] [stderr]   --> examples/schema_validation.rs:89:5
[INFO] [stderr]    |
[INFO] [stderr] 89 |     error: ClauseError,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `path`
[INFO] [stderr]   --> examples/schema_validation.rs:91:5
[INFO] [stderr]    |
[INFO] [stderr] 91 |     path: Vec<usize>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `filter_ast` (example "schema_validation") generated 5 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/filter_ast-2eb760979ff65289)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests filter_ast
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::bitand_clauses ... ok
[INFO] [stdout] test tests::clause_iter ... ok
[INFO] [stdout] test tests::expand_filter ... ok
[INFO] [stdout] test tests::map_filter_with_closure ... ok
[INFO] [stdout] test tests::map_ref_creates_parallel ... ok
[INFO] [stdout] test tests::try_map_filter_with_closure ... ok
[INFO] [stdout] test tests::try_map_filter_with_mutating_closure ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - Expr<F,P,O> (line 477) ... ok
[INFO] [stdout] test src/lib.rs - Tree<T>::from_iter (line 142) ... ok
[INFO] [stdout] test src/lib.rs - Tree<T>::try_map (line 180) ... ok
[INFO] [stdout] test src/lib.rs - Expr<F,P,O> (line 416) ... ok
[INFO] [stdout] test src/lib.rs - Tree<T>::map (line 163) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.50s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "65fb2f654b8e9f0049deb7e24dd475a9cf09cedfd9a17e0e8f3a978531bdeb4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65fb2f654b8e9f0049deb7e24dd475a9cf09cedfd9a17e0e8f3a978531bdeb4e", kill_on_drop: false }`
[INFO] [stdout] 65fb2f654b8e9f0049deb7e24dd475a9cf09cedfd9a17e0e8f3a978531bdeb4e