[INFO] fetching crate filter_ast 0.2.0...
[INFO] testing filter_ast-0.2.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate filter_ast 0.2.0 into /workspace/builds/worker-103/source
[INFO] validating manifest of crates.io crate filter_ast 0.2.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate filter_ast 0.2.0
[INFO] finished tweaking crates.io crate filter_ast 0.2.0
[INFO] tweaked toml for crates.io crate filter_ast 0.2.0 written to /workspace/builds/worker-103/source/Cargo.toml
[INFO] crate crates.io crate filter_ast 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f44c2202efbdd04259ee6e21921bd8ea26443e323c2c0d1025a211ed848874a2
[INFO] running `Command { std: "docker" "start" "-a" "f44c2202efbdd04259ee6e21921bd8ea26443e323c2c0d1025a211ed848874a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f44c2202efbdd04259ee6e21921bd8ea26443e323c2c0d1025a211ed848874a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f44c2202efbdd04259ee6e21921bd8ea26443e323c2c0d1025a211ed848874a2", kill_on_drop: false }`
[INFO] [stdout] f44c2202efbdd04259ee6e21921bd8ea26443e323c2c0d1025a211ed848874a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b848c867c845f5b1ea320e036c48608974c3c6975e54aef4e58aa8a0b34e49b9
[INFO] running `Command { std: "docker" "start" "-a" "b848c867c845f5b1ea320e036c48608974c3c6975e54aef4e58aa8a0b34e49b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling filter_ast v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "b848c867c845f5b1ea320e036c48608974c3c6975e54aef4e58aa8a0b34e49b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b848c867c845f5b1ea320e036c48608974c3c6975e54aef4e58aa8a0b34e49b9", kill_on_drop: false }`
[INFO] [stdout] b848c867c845f5b1ea320e036c48608974c3c6975e54aef4e58aa8a0b34e49b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c65126b9759735b0e8a570695fd8ae1552f88f458460b4ed5e74f9f82730a540
[INFO] running `Command { std: "docker" "start" "-a" "c65126b9759735b0e8a570695fd8ae1552f88f458460b4ed5e74f9f82730a540", kill_on_drop: false }`
[INFO] [stderr]    Compiling filter_ast v0.2.0 (/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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "c65126b9759735b0e8a570695fd8ae1552f88f458460b4ed5e74f9f82730a540", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c65126b9759735b0e8a570695fd8ae1552f88f458460b4ed5e74f9f82730a540", kill_on_drop: false }`
[INFO] [stdout] c65126b9759735b0e8a570695fd8ae1552f88f458460b4ed5e74f9f82730a540
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9c96ecf2b021d07e29469748eb868314c6207df53f9e088b9ccdc76ae9f79b29
[INFO] running `Command { std: "docker" "start" "-a" "9c96ecf2b021d07e29469748eb868314c6207df53f9e088b9ccdc76ae9f79b29", 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: `filter_ast` (example "schema_validation") generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/filter_ast-0348cdc337b5b957)
[INFO] [stdout] 
[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 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests filter_ast
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - Tree<T>::from_iter (line 137) ... ok
[INFO] [stdout] test src/lib.rs - Expr<F, P, O> (line 472) ... ok
[INFO] [stdout] test src/lib.rs - Tree<T>::map (line 158) ... ok
[INFO] [stdout] test src/lib.rs - Tree<T>::try_map (line 175) ... ok
[INFO] [stdout] test src/lib.rs - Expr<F, P, O> (line 411) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.46s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9c96ecf2b021d07e29469748eb868314c6207df53f9e088b9ccdc76ae9f79b29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c96ecf2b021d07e29469748eb868314c6207df53f9e088b9ccdc76ae9f79b29", kill_on_drop: false }`
[INFO] [stdout] 9c96ecf2b021d07e29469748eb868314c6207df53f9e088b9ccdc76ae9f79b29