[INFO] fetching crate key-paths-core 1.6.0...
[INFO] testing key-paths-core-1.6.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate key-paths-core 1.6.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate key-paths-core 1.6.0
[INFO] finished tweaking crates.io crate key-paths-core 1.6.0
[INFO] tweaked toml for crates.io crate key-paths-core 1.6.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate key-paths-core 1.6.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate key-paths-core 1.6.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tagged-core v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e9bb12ef4f927b19fae449d39af0a16cc3371da130402892486680a558fc726
[INFO] running `Command { std: "docker" "start" "-a" "7e9bb12ef4f927b19fae449d39af0a16cc3371da130402892486680a558fc726", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e9bb12ef4f927b19fae449d39af0a16cc3371da130402892486680a558fc726", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e9bb12ef4f927b19fae449d39af0a16cc3371da130402892486680a558fc726", kill_on_drop: false }`
[INFO] [stdout] 7e9bb12ef4f927b19fae449d39af0a16cc3371da130402892486680a558fc726
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d5ee27cc051748ebc10c9e68e0c635f60625db59583de6a493a7eec8aed353b7
[INFO] running `Command { std: "docker" "start" "-a" "d5ee27cc051748ebc10c9e68e0c635f60625db59583de6a493a7eec8aed353b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling key-paths-core v1.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `typed_root`
[INFO] [stdout]    --> src/lib.rs:435:25
[INFO] [stdout]     |
[INFO] [stdout] 435 |                     let typed_root = root.downcast_ref::<Root>().unwrap();
[INFO] [stdout]     |                         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_typed_root`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `owned`
[INFO] [stdout]    --> src/lib.rs:425:62
[INFO] [stdout]     |
[INFO] [stdout] 425 |             KeyPaths::FailableCombined { readable, writable, owned } => AnyKeyPath::FailableCombined {
[INFO] [stdout]     |                                                              ^^^^^ help: try ignoring the field: `owned: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `typed_root`
[INFO] [stdout]     --> src/lib.rs:1250:25
[INFO] [stdout]      |
[INFO] [stdout] 1250 |                     let typed_root = root.downcast_ref::<Root>().unwrap();
[INFO] [stdout]      |                         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_typed_root`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `owned`
[INFO] [stdout]     --> src/lib.rs:1240:68
[INFO] [stdout]      |
[INFO] [stdout] 1240 |             PartialKeyPath::FailableCombined { readable, writable, owned } => AnyKeyPath::FailableCombined {
[INFO] [stdout]      |                                                                    ^^^^^ help: try ignoring the field: `owned: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `root`
[INFO] [stdout]     --> src/lib.rs:1306:39
[INFO] [stdout]      |
[INFO] [stdout] 1306 |                 owned: Arc::new(move |root| panic!("Arc does not support owned keypaths")),
[INFO] [stdout]      |                                       ^^^^ help: if this is intentional, prefix it with an underscore: `_root`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `writable`
[INFO] [stdout]     --> src/lib.rs:1303:58
[INFO] [stdout]      |
[INFO] [stdout] 1303 |             PartialKeyPath::FailableCombined { readable, writable, owned } => PartialKeyPath::FailableCombined {
[INFO] [stdout]      |                                                          ^^^^^^^^ help: try ignoring the field: `writable: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `owned`
[INFO] [stdout]     --> src/lib.rs:1303:68
[INFO] [stdout]      |
[INFO] [stdout] 1303 |             PartialKeyPath::FailableCombined { readable, writable, owned } => PartialKeyPath::FailableCombined {
[INFO] [stdout]      |                                                                    ^^^^^ help: try ignoring the field: `owned: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `root`
[INFO] [stdout]     --> src/lib.rs:1336:39
[INFO] [stdout]      |
[INFO] [stdout] 1336 |                 owned: Arc::new(move |root| panic!("Arc does not support owned keypaths")),
[INFO] [stdout]      |                                       ^^^^ help: if this is intentional, prefix it with an underscore: `_root`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `writable`
[INFO] [stdout]     --> src/lib.rs:1333:58
[INFO] [stdout]      |
[INFO] [stdout] 1333 |             PartialKeyPath::FailableCombined { readable, writable, owned } => PartialKeyPath::FailableCombined {
[INFO] [stdout]      |                                                          ^^^^^^^^ help: try ignoring the field: `writable: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `owned`
[INFO] [stdout]     --> src/lib.rs:1333:68
[INFO] [stdout]      |
[INFO] [stdout] 1333 |             PartialKeyPath::FailableCombined { readable, writable, owned } => PartialKeyPath::FailableCombined {
[INFO] [stdout]      |                                                                    ^^^^^ help: try ignoring the field: `owned: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `root`
[INFO] [stdout]     --> src/lib.rs:1370:39
[INFO] [stdout]      |
[INFO] [stdout] 1370 |                 owned: Arc::new(move |root| panic!("Arc does not support owned keypaths")),
[INFO] [stdout]      |                                       ^^^^ help: if this is intentional, prefix it with an underscore: `_root`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `writable`
[INFO] [stdout]     --> src/lib.rs:1367:58
[INFO] [stdout]      |
[INFO] [stdout] 1367 |             PartialKeyPath::FailableCombined { readable, writable, owned } => PartialKeyPath::FailableCombined {
[INFO] [stdout]      |                                                          ^^^^^^^^ help: try ignoring the field: `writable: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `owned`
[INFO] [stdout]     --> src/lib.rs:1367:68
[INFO] [stdout]      |
[INFO] [stdout] 1367 |             PartialKeyPath::FailableCombined { readable, writable, owned } => PartialKeyPath::FailableCombined {
[INFO] [stdout]      |                                                                    ^^^^^ help: try ignoring the field: `owned: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `writable`
[INFO] [stdout]     --> src/lib.rs:1755:54
[INFO] [stdout]      |
[INFO] [stdout] 1755 |             AnyKeyPath::FailableCombined { readable, writable, owned } => AnyKeyPath::FailableCombined {
[INFO] [stdout]      |                                                      ^^^^^^^^ help: try ignoring the field: `writable: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `writable`
[INFO] [stdout]     --> src/lib.rs:1890:54
[INFO] [stdout]      |
[INFO] [stdout] 1890 |             AnyKeyPath::FailableCombined { readable, writable, owned } => AnyKeyPath::FailableCombined {
[INFO] [stdout]      |                                                      ^^^^^^^^ help: try ignoring the field: `writable: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `Command { std: "docker" "inspect" "d5ee27cc051748ebc10c9e68e0c635f60625db59583de6a493a7eec8aed353b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5ee27cc051748ebc10c9e68e0c635f60625db59583de6a493a7eec8aed353b7", kill_on_drop: false }`
[INFO] [stdout] d5ee27cc051748ebc10c9e68e0c635f60625db59583de6a493a7eec8aed353b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e0f18c06008f0cc1aa88a5d359e57917892311b9399a82e671a62d71e24779c
[INFO] running `Command { std: "docker" "start" "-a" "5e0f18c06008f0cc1aa88a5d359e57917892311b9399a82e671a62d71e24779c", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `typed_root`
[INFO] [stdout]    --> src/lib.rs:435:25
[INFO] [stdout]     |
[INFO] [stdout] 435 |                     let typed_root = root.downcast_ref::<Root>().unwrap();
[INFO] [stdout]     |                         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_typed_root`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `owned`
[INFO] [stdout]    --> src/lib.rs:425:62
[INFO] [stdout]     |
[INFO] [stdout] 425 |             KeyPaths::FailableCombined { readable, writable, owned } => AnyKeyPath::FailableCombined {
[INFO] [stdout]     |                                                              ^^^^^ help: try ignoring the field: `owned: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `typed_root`
[INFO] [stdout]     --> src/lib.rs:1250:25
[INFO] [stdout]      |
[INFO] [stdout] 1250 |                     let typed_root = root.downcast_ref::<Root>().unwrap();
[INFO] [stdout]      |                         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_typed_root`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `owned`
[INFO] [stdout]     --> src/lib.rs:1240:68
[INFO] [stdout]      |
[INFO] [stdout] 1240 |             PartialKeyPath::FailableCombined { readable, writable, owned } => AnyKeyPath::FailableCombined {
[INFO] [stdout]      |                                                                    ^^^^^ help: try ignoring the field: `owned: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `root`
[INFO] [stdout]     --> src/lib.rs:1306:39
[INFO] [stdout]      |
[INFO] [stdout] 1306 |                 owned: Arc::new(move |root| panic!("Arc does not support owned keypaths")),
[INFO] [stdout]      |                                       ^^^^ help: if this is intentional, prefix it with an underscore: `_root`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `writable`
[INFO] [stdout]     --> src/lib.rs:1303:58
[INFO] [stdout]      |
[INFO] [stdout] 1303 |             PartialKeyPath::FailableCombined { readable, writable, owned } => PartialKeyPath::FailableCombined {
[INFO] [stdout]      |                                                          ^^^^^^^^ help: try ignoring the field: `writable: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `owned`
[INFO] [stdout]     --> src/lib.rs:1303:68
[INFO] [stdout]      |
[INFO] [stdout] 1303 |             PartialKeyPath::FailableCombined { readable, writable, owned } => PartialKeyPath::FailableCombined {
[INFO] [stdout]      |                                                                    ^^^^^ help: try ignoring the field: `owned: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling key-paths-core v1.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `root`
[INFO] [stdout]     --> src/lib.rs:1336:39
[INFO] [stdout]      |
[INFO] [stdout] 1336 |                 owned: Arc::new(move |root| panic!("Arc does not support owned keypaths")),
[INFO] [stdout]      |                                       ^^^^ help: if this is intentional, prefix it with an underscore: `_root`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `writable`
[INFO] [stdout]     --> src/lib.rs:1333:58
[INFO] [stdout]      |
[INFO] [stdout] 1333 |             PartialKeyPath::FailableCombined { readable, writable, owned } => PartialKeyPath::FailableCombined {
[INFO] [stdout]      |                                                          ^^^^^^^^ help: try ignoring the field: `writable: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `owned`
[INFO] [stdout]     --> src/lib.rs:1333:68
[INFO] [stdout]      |
[INFO] [stdout] 1333 |             PartialKeyPath::FailableCombined { readable, writable, owned } => PartialKeyPath::FailableCombined {
[INFO] [stdout]      |                                                                    ^^^^^ help: try ignoring the field: `owned: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `root`
[INFO] [stdout]     --> src/lib.rs:1370:39
[INFO] [stdout]      |
[INFO] [stdout] 1370 |                 owned: Arc::new(move |root| panic!("Arc does not support owned keypaths")),
[INFO] [stdout]      |                                       ^^^^ help: if this is intentional, prefix it with an underscore: `_root`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `writable`
[INFO] [stdout]     --> src/lib.rs:1367:58
[INFO] [stdout]      |
[INFO] [stdout] 1367 |             PartialKeyPath::FailableCombined { readable, writable, owned } => PartialKeyPath::FailableCombined {
[INFO] [stdout]      |                                                          ^^^^^^^^ help: try ignoring the field: `writable: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `owned`
[INFO] [stdout]     --> src/lib.rs:1367:68
[INFO] [stdout]      |
[INFO] [stdout] 1367 |             PartialKeyPath::FailableCombined { readable, writable, owned } => PartialKeyPath::FailableCombined {
[INFO] [stdout]      |                                                                    ^^^^^ help: try ignoring the field: `owned: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `writable`
[INFO] [stdout]     --> src/lib.rs:1755:54
[INFO] [stdout]      |
[INFO] [stdout] 1755 |             AnyKeyPath::FailableCombined { readable, writable, owned } => AnyKeyPath::FailableCombined {
[INFO] [stdout]      |                                                      ^^^^^^^^ help: try ignoring the field: `writable: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `writable`
[INFO] [stdout]     --> src/lib.rs:1890:54
[INFO] [stdout]      |
[INFO] [stdout] 1890 |             AnyKeyPath::FailableCombined { readable, writable, owned } => AnyKeyPath::FailableCombined {
[INFO] [stdout]      |                                                      ^^^^^^^^ help: try ignoring the field: `writable: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `typed_root`
[INFO] [stdout]    --> src/lib.rs:435:25
[INFO] [stdout]     |
[INFO] [stdout] 435 |                     let typed_root = root.downcast_ref::<Root>().unwrap();
[INFO] [stdout]     |                         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_typed_root`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `owned`
[INFO] [stdout]    --> src/lib.rs:425:62
[INFO] [stdout]     |
[INFO] [stdout] 425 |             KeyPaths::FailableCombined { readable, writable, owned } => AnyKeyPath::FailableCombined {
[INFO] [stdout]     |                                                              ^^^^^ help: try ignoring the field: `owned: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `typed_root`
[INFO] [stdout]     --> src/lib.rs:1250:25
[INFO] [stdout]      |
[INFO] [stdout] 1250 |                     let typed_root = root.downcast_ref::<Root>().unwrap();
[INFO] [stdout]      |                         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_typed_root`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `owned`
[INFO] [stdout]     --> src/lib.rs:1240:68
[INFO] [stdout]      |
[INFO] [stdout] 1240 |             PartialKeyPath::FailableCombined { readable, writable, owned } => AnyKeyPath::FailableCombined {
[INFO] [stdout]      |                                                                    ^^^^^ help: try ignoring the field: `owned: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `root`
[INFO] [stdout]     --> src/lib.rs:1306:39
[INFO] [stdout]      |
[INFO] [stdout] 1306 |                 owned: Arc::new(move |root| panic!("Arc does not support owned keypaths")),
[INFO] [stdout]      |                                       ^^^^ help: if this is intentional, prefix it with an underscore: `_root`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `writable`
[INFO] [stdout]     --> src/lib.rs:1303:58
[INFO] [stdout]      |
[INFO] [stdout] 1303 |             PartialKeyPath::FailableCombined { readable, writable, owned } => PartialKeyPath::FailableCombined {
[INFO] [stdout]      |                                                          ^^^^^^^^ help: try ignoring the field: `writable: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `owned`
[INFO] [stdout]     --> src/lib.rs:1303:68
[INFO] [stdout]      |
[INFO] [stdout] 1303 |             PartialKeyPath::FailableCombined { readable, writable, owned } => PartialKeyPath::FailableCombined {
[INFO] [stdout]      |                                                                    ^^^^^ help: try ignoring the field: `owned: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `root`
[INFO] [stdout]     --> src/lib.rs:1336:39
[INFO] [stdout]      |
[INFO] [stdout] 1336 |                 owned: Arc::new(move |root| panic!("Arc does not support owned keypaths")),
[INFO] [stdout]      |                                       ^^^^ help: if this is intentional, prefix it with an underscore: `_root`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `writable`
[INFO] [stdout]     --> src/lib.rs:1333:58
[INFO] [stdout]      |
[INFO] [stdout] 1333 |             PartialKeyPath::FailableCombined { readable, writable, owned } => PartialKeyPath::FailableCombined {
[INFO] [stdout]      |                                                          ^^^^^^^^ help: try ignoring the field: `writable: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `owned`
[INFO] [stdout]     --> src/lib.rs:1333:68
[INFO] [stdout]      |
[INFO] [stdout] 1333 |             PartialKeyPath::FailableCombined { readable, writable, owned } => PartialKeyPath::FailableCombined {
[INFO] [stdout]      |                                                                    ^^^^^ help: try ignoring the field: `owned: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `root`
[INFO] [stdout]     --> src/lib.rs:1370:39
[INFO] [stdout]      |
[INFO] [stdout] 1370 |                 owned: Arc::new(move |root| panic!("Arc does not support owned keypaths")),
[INFO] [stdout]      |                                       ^^^^ help: if this is intentional, prefix it with an underscore: `_root`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `writable`
[INFO] [stdout]     --> src/lib.rs:1367:58
[INFO] [stdout]      |
[INFO] [stdout] 1367 |             PartialKeyPath::FailableCombined { readable, writable, owned } => PartialKeyPath::FailableCombined {
[INFO] [stdout]      |                                                          ^^^^^^^^ help: try ignoring the field: `writable: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `owned`
[INFO] [stdout]     --> src/lib.rs:1367:68
[INFO] [stdout]      |
[INFO] [stdout] 1367 |             PartialKeyPath::FailableCombined { readable, writable, owned } => PartialKeyPath::FailableCombined {
[INFO] [stdout]      |                                                                    ^^^^^ help: try ignoring the field: `owned: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `writable`
[INFO] [stdout]     --> src/lib.rs:1755:54
[INFO] [stdout]      |
[INFO] [stdout] 1755 |             AnyKeyPath::FailableCombined { readable, writable, owned } => AnyKeyPath::FailableCombined {
[INFO] [stdout]      |                                                      ^^^^^^^^ help: try ignoring the field: `writable: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `writable`
[INFO] [stdout]     --> src/lib.rs:1890:54
[INFO] [stdout]      |
[INFO] [stdout] 1890 |             AnyKeyPath::FailableCombined { readable, writable, owned } => AnyKeyPath::FailableCombined {
[INFO] [stdout]      |                                                      ^^^^^^^^ help: try ignoring the field: `writable: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "5e0f18c06008f0cc1aa88a5d359e57917892311b9399a82e671a62d71e24779c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e0f18c06008f0cc1aa88a5d359e57917892311b9399a82e671a62d71e24779c", kill_on_drop: false }`
[INFO] [stdout] 5e0f18c06008f0cc1aa88a5d359e57917892311b9399a82e671a62d71e24779c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5d1259852d4311e4c6d488ac2e9895661ab66b9465f26f087e4a152c571a98fa
[INFO] running `Command { std: "docker" "start" "-a" "5d1259852d4311e4c6d488ac2e9895661ab66b9465f26f087e4a152c571a98fa", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `typed_root`
[INFO] [stderr]    --> src/lib.rs:435:25
[INFO] [stderr]     |
[INFO] [stderr] 435 |                     let typed_root = root.downcast_ref::<Root>().unwrap();
[INFO] [stderr]     |                         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_typed_root`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `owned`
[INFO] [stderr]    --> src/lib.rs:425:62
[INFO] [stderr]     |
[INFO] [stderr] 425 |             KeyPaths::FailableCombined { readable, writable, owned } => AnyKeyPath::FailableCombined {
[INFO] [stderr]     |                                                              ^^^^^ help: try ignoring the field: `owned: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `typed_root`
[INFO] [stderr]     --> src/lib.rs:1250:25
[INFO] [stderr]      |
[INFO] [stderr] 1250 |                     let typed_root = root.downcast_ref::<Root>().unwrap();
[INFO] [stderr]      |                         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_typed_root`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `owned`
[INFO] [stderr]     --> src/lib.rs:1240:68
[INFO] [stderr]      |
[INFO] [stderr] 1240 |             PartialKeyPath::FailableCombined { readable, writable, owned } => AnyKeyPath::FailableCombined {
[INFO] [stderr]      |                                                                    ^^^^^ help: try ignoring the field: `owned: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `root`
[INFO] [stderr]     --> src/lib.rs:1306:39
[INFO] [stderr]      |
[INFO] [stderr] 1306 |                 owned: Arc::new(move |root| panic!("Arc does not support owned keypaths")),
[INFO] [stderr]      |                                       ^^^^ help: if this is intentional, prefix it with an underscore: `_root`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `writable`
[INFO] [stderr]     --> src/lib.rs:1303:58
[INFO] [stderr]      |
[INFO] [stderr] 1303 |             PartialKeyPath::FailableCombined { readable, writable, owned } => PartialKeyPath::FailableCombined {
[INFO] [stderr]      |                                                          ^^^^^^^^ help: try ignoring the field: `writable: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `owned`
[INFO] [stderr]     --> src/lib.rs:1303:68
[INFO] [stderr]      |
[INFO] [stderr] 1303 |             PartialKeyPath::FailableCombined { readable, writable, owned } => PartialKeyPath::FailableCombined {
[INFO] [stderr]      |                                                                    ^^^^^ help: try ignoring the field: `owned: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `root`
[INFO] [stderr]     --> src/lib.rs:1336:39
[INFO] [stderr]      |
[INFO] [stderr] 1336 |                 owned: Arc::new(move |root| panic!("Arc does not support owned keypaths")),
[INFO] [stderr]      |                                       ^^^^ help: if this is intentional, prefix it with an underscore: `_root`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `writable`
[INFO] [stderr]     --> src/lib.rs:1333:58
[INFO] [stderr]      |
[INFO] [stderr] 1333 |             PartialKeyPath::FailableCombined { readable, writable, owned } => PartialKeyPath::FailableCombined {
[INFO] [stderr]      |                                                          ^^^^^^^^ help: try ignoring the field: `writable: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `owned`
[INFO] [stderr]     --> src/lib.rs:1333:68
[INFO] [stderr]      |
[INFO] [stderr] 1333 |             PartialKeyPath::FailableCombined { readable, writable, owned } => PartialKeyPath::FailableCombined {
[INFO] [stderr]      |                                                                    ^^^^^ help: try ignoring the field: `owned: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `root`
[INFO] [stderr]     --> src/lib.rs:1370:39
[INFO] [stderr]      |
[INFO] [stderr] 1370 |                 owned: Arc::new(move |root| panic!("Arc does not support owned keypaths")),
[INFO] [stderr]      |                                       ^^^^ help: if this is intentional, prefix it with an underscore: `_root`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `writable`
[INFO] [stderr]     --> src/lib.rs:1367:58
[INFO] [stderr]      |
[INFO] [stderr] 1367 |             PartialKeyPath::FailableCombined { readable, writable, owned } => PartialKeyPath::FailableCombined {
[INFO] [stderr]      |                                                          ^^^^^^^^ help: try ignoring the field: `writable: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `owned`
[INFO] [stderr]     --> src/lib.rs:1367:68
[INFO] [stderr]      |
[INFO] [stderr] 1367 |             PartialKeyPath::FailableCombined { readable, writable, owned } => PartialKeyPath::FailableCombined {
[INFO] [stderr]      |                                                                    ^^^^^ help: try ignoring the field: `owned: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `writable`
[INFO] [stderr]     --> src/lib.rs:1755:54
[INFO] [stderr]      |
[INFO] [stderr] 1755 |             AnyKeyPath::FailableCombined { readable, writable, owned } => AnyKeyPath::FailableCombined {
[INFO] [stderr]      |                                                      ^^^^^^^^ help: try ignoring the field: `writable: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `writable`
[INFO] [stderr]     --> src/lib.rs:1890:54
[INFO] [stderr]      |
[INFO] [stderr] 1890 |             AnyKeyPath::FailableCombined { readable, writable, owned } => AnyKeyPath::FailableCombined {
[INFO] [stderr]      |                                                      ^^^^^^^^ help: try ignoring the field: `writable: _`
[INFO] [stderr] 
[INFO] [stderr] warning: `key-paths-core` (lib) generated 15 warnings (run `cargo fix --lib -p key-paths-core` to apply 15 suggestions)
[INFO] [stderr] warning: `key-paths-core` (lib test) generated 15 warnings (15 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/key_paths_core-32997bc23414737f)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests key_paths_core
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - KeyPaths<Root,Value>::extract_from_iter (line 646) ... FAILED
[INFO] [stdout] test src/lib.rs - KeyPaths<Root,Value>::extract_from_slice (line 618) ... FAILED
[INFO] [stdout] test src/lib.rs - KeyPaths<Root,Value>::extract_mut_from_ref_slice (line 476) ... FAILED
[INFO] [stdout] test src/lib.rs - KeyPaths<Root,Value>::extract_mut_from_slice (line 675) ... FAILED
[INFO] [stdout] test src/lib.rs - KeyPaths<Root,Value>::extract_from_ref_slice (line 447) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - KeyPaths<Root,Value>::extract_from_iter (line 646) stdout ----
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `Person` in this scope
[INFO] [stdout]    --> src/lib.rs:647:19
[INFO] [stdout]     |
[INFO] [stdout] 647 | let people = vec![Person { name: "Alice".to_string(), age: 30 }];
[INFO] [stdout]     |                   ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Person`
[INFO] [stdout]    --> src/lib.rs:648:27
[INFO] [stdout]     |
[INFO] [stdout] 648 | let names: Vec<&String> = Person::name_r().extract_from_iter(people.iter());
[INFO] [stdout]     |                           ^^^^^^ use of undeclared type `Person`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0422, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0422`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - KeyPaths<Root,Value>::extract_from_slice (line 618) stdout ----
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `Person` in this scope
[INFO] [stdout]    --> src/lib.rs:619:19
[INFO] [stdout]     |
[INFO] [stdout] 619 | let people = vec![Person { name: "Alice".to_string(), age: 30 }];
[INFO] [stdout]     |                   ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Person`
[INFO] [stdout]    --> src/lib.rs:620:27
[INFO] [stdout]     |
[INFO] [stdout] 620 | let names: Vec<&String> = Person::name_r().extract_from_slice(&people);
[INFO] [stdout]     |                           ^^^^^^ use of undeclared type `Person`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0422, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0422`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - KeyPaths<Root,Value>::extract_mut_from_ref_slice (line 476) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `person1` in this scope
[INFO] [stdout]    --> src/lib.rs:478:28
[INFO] [stdout]     |
[INFO] [stdout] 478 | let mut people = vec![&mut person1, &mut person2, &mut person3];
[INFO] [stdout]     |                            ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `person2` in this scope
[INFO] [stdout]    --> src/lib.rs:478:42
[INFO] [stdout]     |
[INFO] [stdout] 478 | let mut people = vec![&mut person1, &mut person2, &mut person3];
[INFO] [stdout]     |                                          ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `person3` in this scope
[INFO] [stdout]    --> src/lib.rs:478:56
[INFO] [stdout]     |
[INFO] [stdout] 478 | let mut people = vec![&mut person1, &mut person2, &mut person3];
[INFO] [stdout]     |                                                        ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Person`
[INFO] [stdout]    --> src/lib.rs:477:17
[INFO] [stdout]     |
[INFO] [stdout] 477 | let name_path = Person::name_w();
[INFO] [stdout]     |                 ^^^^^^ use of undeclared type `Person`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - KeyPaths<Root,Value>::extract_mut_from_slice (line 675) stdout ----
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `Person` in this scope
[INFO] [stdout]    --> src/lib.rs:676:23
[INFO] [stdout]     |
[INFO] [stdout] 676 | let mut people = vec![Person { name: "Alice".to_string(), age: 30 }];
[INFO] [stdout]     |                       ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Person`
[INFO] [stdout]    --> src/lib.rs:677:31
[INFO] [stdout]     |
[INFO] [stdout] 677 | let names: Vec<&mut String> = Person::name_w().extract_mut_from_slice(&mut people);
[INFO] [stdout]     |                               ^^^^^^ use of undeclared type `Person`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0422, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0422`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - KeyPaths<Root,Value>::extract_from_ref_slice (line 447) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `person1` in this scope
[INFO] [stdout]    --> src/lib.rs:449:20
[INFO] [stdout]     |
[INFO] [stdout] 449 | let people = vec![&person1, &person2, &person3];
[INFO] [stdout]     |                    ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `person2` in this scope
[INFO] [stdout]    --> src/lib.rs:449:30
[INFO] [stdout]     |
[INFO] [stdout] 449 | let people = vec![&person1, &person2, &person3];
[INFO] [stdout]     |                              ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `person3` in this scope
[INFO] [stdout]    --> src/lib.rs:449:40
[INFO] [stdout]     |
[INFO] [stdout] 449 | let people = vec![&person1, &person2, &person3];
[INFO] [stdout]     |                                        ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Person`
[INFO] [stdout]    --> src/lib.rs:448:17
[INFO] [stdout]     |
[INFO] [stdout] 448 | let name_path = Person::name_r();
[INFO] [stdout]     |                 ^^^^^^ use of undeclared type `Person`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - KeyPaths<Root,Value>::extract_from_iter (line 646)
[INFO] [stdout]     src/lib.rs - KeyPaths<Root,Value>::extract_from_ref_slice (line 447)
[INFO] [stdout]     src/lib.rs - KeyPaths<Root,Value>::extract_from_slice (line 618)
[INFO] [stdout]     src/lib.rs - KeyPaths<Root,Value>::extract_mut_from_ref_slice (line 476)
[INFO] [stdout]     src/lib.rs - KeyPaths<Root,Value>::extract_mut_from_slice (line 675)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 5 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.23s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.33s; merged doctests compilation took 0.10s
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "5d1259852d4311e4c6d488ac2e9895661ab66b9465f26f087e4a152c571a98fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d1259852d4311e4c6d488ac2e9895661ab66b9465f26f087e4a152c571a98fa", kill_on_drop: false }`
[INFO] [stdout] 5d1259852d4311e4c6d488ac2e9895661ab66b9465f26f087e4a152c571a98fa