[INFO] fetching crate empty-option 0.1.1... [INFO] testing empty-option-0.1.1 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate empty-option 0.1.1 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate empty-option 0.1.1 [INFO] finished tweaking crates.io crate empty-option 0.1.1 [INFO] tweaked toml for crates.io crate empty-option 0.1.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate empty-option 0.1.1 on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c2a0376f65e545d204550fe299be6a0803e7b0e885f1eb06bc3e188aaa4788ce [INFO] running `Command { std: "docker" "start" "-a" "c2a0376f65e545d204550fe299be6a0803e7b0e885f1eb06bc3e188aaa4788ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c2a0376f65e545d204550fe299be6a0803e7b0e885f1eb06bc3e188aaa4788ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c2a0376f65e545d204550fe299be6a0803e7b0e885f1eb06bc3e188aaa4788ce", kill_on_drop: false }` [INFO] [stdout] c2a0376f65e545d204550fe299be6a0803e7b0e885f1eb06bc3e188aaa4788ce [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] aa3e1074c88fe36e9a3bee9dc4ceeed0c0e290a660fb35c95b8bcaaa17e4b8e3 [INFO] running `Command { std: "docker" "start" "-a" "aa3e1074c88fe36e9a3bee9dc4ceeed0c0e290a660fb35c95b8bcaaa17e4b8e3", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling empty-option v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:116:14 [INFO] [stdout] | [INFO] [stdout] 116 | fn steal(&mut self) -> (OptionGuard, Self::Inner); [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 116 | fn steal(&mut self) -> (OptionGuard<'_, Self::Inner>, Self::Inner); [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:292:14 [INFO] [stdout] | [INFO] [stdout] 292 | fn steal(&mut self) -> (OptionGuard, T) { [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 292 | fn steal(&mut self) -> (OptionGuard<'_, T>, T) { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:297:18 [INFO] [stdout] | [INFO] [stdout] 297 | fn steal_mut(&mut self) -> OptionGuardMut { [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 297 | fn steal_mut(&mut self) -> OptionGuardMut<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "aa3e1074c88fe36e9a3bee9dc4ceeed0c0e290a660fb35c95b8bcaaa17e4b8e3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aa3e1074c88fe36e9a3bee9dc4ceeed0c0e290a660fb35c95b8bcaaa17e4b8e3", kill_on_drop: false }` [INFO] [stdout] aa3e1074c88fe36e9a3bee9dc4ceeed0c0e290a660fb35c95b8bcaaa17e4b8e3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 188246d4d5a6ac2807960825f69c56513dcde721d21734c3fddbf3cad78a2280 [INFO] running `Command { std: "docker" "start" "-a" "188246d4d5a6ac2807960825f69c56513dcde721d21734c3fddbf3cad78a2280", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:116:14 [INFO] [stdout] | [INFO] [stdout] 116 | fn steal(&mut self) -> (OptionGuard, Self::Inner); [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 116 | fn steal(&mut self) -> (OptionGuard<'_, Self::Inner>, Self::Inner); [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:292:14 [INFO] [stdout] | [INFO] [stdout] 292 | fn steal(&mut self) -> (OptionGuard, T) { [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 292 | fn steal(&mut self) -> (OptionGuard<'_, T>, T) { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:297:18 [INFO] [stdout] | [INFO] [stdout] 297 | fn steal_mut(&mut self) -> OptionGuardMut { [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 297 | fn steal_mut(&mut self) -> OptionGuardMut<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling empty-option v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:116:14 [INFO] [stdout] | [INFO] [stdout] 116 | fn steal(&mut self) -> (OptionGuard, Self::Inner); [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 116 | fn steal(&mut self) -> (OptionGuard<'_, Self::Inner>, Self::Inner); [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:292:14 [INFO] [stdout] | [INFO] [stdout] 292 | fn steal(&mut self) -> (OptionGuard, T) { [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 292 | fn steal(&mut self) -> (OptionGuard<'_, T>, T) { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:297:18 [INFO] [stdout] | [INFO] [stdout] 297 | fn steal_mut(&mut self) -> OptionGuardMut { [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 297 | fn steal_mut(&mut self) -> OptionGuardMut<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.37s [INFO] running `Command { std: "docker" "inspect" "188246d4d5a6ac2807960825f69c56513dcde721d21734c3fddbf3cad78a2280", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "188246d4d5a6ac2807960825f69c56513dcde721d21734c3fddbf3cad78a2280", kill_on_drop: false }` [INFO] [stdout] 188246d4d5a6ac2807960825f69c56513dcde721d21734c3fddbf3cad78a2280 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 43a1cfee2cfd936248a369c1ee253602b316bab62fac81aa2dec3c1ae757f857 [INFO] running `Command { std: "docker" "start" "-a" "43a1cfee2cfd936248a369c1ee253602b316bab62fac81aa2dec3c1ae757f857", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:116:14 [INFO] [stderr] | [INFO] [stderr] 116 | fn steal(&mut self) -> (OptionGuard, Self::Inner); [INFO] [stderr] | ^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 116 | fn steal(&mut self) -> (OptionGuard<'_, Self::Inner>, Self::Inner); [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:292:14 [INFO] [stderr] | [INFO] [stderr] 292 | fn steal(&mut self) -> (OptionGuard, T) { [INFO] [stderr] | ^^^^^^^^^ ^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 292 | fn steal(&mut self) -> (OptionGuard<'_, T>, T) { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:297:18 [INFO] [stderr] | [INFO] [stderr] 297 | fn steal_mut(&mut self) -> OptionGuardMut { [INFO] [stderr] | ^^^^^^^^^ ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 297 | fn steal_mut(&mut self) -> OptionGuardMut<'_, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `empty-option` (lib) generated 3 warnings (run `cargo fix --lib -p empty-option` to apply 3 suggestions) [INFO] [stderr] warning: `empty-option` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/empty_option-3bd2bdea8311ffe0) [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test tests::catch_and_release ... ok [INFO] [stdout] test tests::mut_and_keep ... ok [INFO] [stdout] test tests::mut_and_release ... ok [INFO] [stdout] test tests::catch_from_none - should panic ... ok [INFO] [stdout] test tests::catch_and_keep - should panic ... ok [INFO] [stderr] Doc-tests empty_option [INFO] [stdout] test tests::mut_from_none - should panic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 12 tests [INFO] [stdout] test src/lib.rs - OptionGuard (line 168) ... FAILED [INFO] [stdout] test src/lib.rs - (line 46) ... FAILED [INFO] [stdout] test src/lib.rs - (line 99) ... FAILED [INFO] [stdout] test src/lib.rs - (line 63) ... ok [INFO] [stdout] test src/lib.rs - OptionGuardMut (line 246) ... FAILED [INFO] [stdout] test src/lib.rs - (line 11) ... ok [INFO] [stdout] test src/lib.rs - OptionGuard (line 135) ... ok [INFO] [stdout] test src/lib.rs - OptionGuardMut (line 213) ... ok [INFO] [stdout] test src/lib.rs - OptionGuardMut (line 230) ... ok [INFO] [stdout] test src/lib.rs - (line 34) ... ok [INFO] [stdout] test src/lib.rs - (line 81) ... ok [INFO] [stdout] test src/lib.rs - OptionGuard (line 157) ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - OptionGuard (line 168) stdout ---- [INFO] [stdout] error[E0599]: no method named `steal` found for enum `Option` in the current scope [INFO] [stdout] --> src/lib.rs:172:24 [INFO] [stdout] | [INFO] [stdout] 6 | let (guard, _) = thing.steal(); [INFO] [stdout] | ^^^^^ method not found in `Option<_>` [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0599`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - (line 46) stdout ---- [INFO] [stdout] error[E0599]: no method named `steal` found for enum `Option` in the current scope [INFO] [stdout] --> src/lib.rs:50:24 [INFO] [stdout] | [INFO] [stdout] 6 | let (guard, _) = thing.steal(); [INFO] [stdout] | ^^^^^ method not found in `Option<_>` [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0599`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - (line 99) stdout ---- [INFO] [stdout] error[E0599]: no method named `steal_mut` found for enum `Option` in the current scope [INFO] [stdout] --> src/lib.rs:103:7 [INFO] [stdout] | [INFO] [stdout] 6 | thing.steal_mut(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: there is a method `iter_mut` with a similar name [INFO] [stdout] | [INFO] [stdout] 6 - thing.steal_mut(); [INFO] [stdout] 6 + thing.iter_mut(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0599`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - OptionGuardMut (line 246) stdout ---- [INFO] [stdout] error[E0599]: no method named `steal_mut` found for enum `Option` in the current scope [INFO] [stdout] --> src/lib.rs:250:7 [INFO] [stdout] | [INFO] [stdout] 6 | thing.steal_mut(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: there is a method `iter_mut` with a similar name [INFO] [stdout] | [INFO] [stdout] 6 - thing.steal_mut(); [INFO] [stdout] 6 + thing.iter_mut(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0599`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 46) [INFO] [stdout] src/lib.rs - (line 99) [INFO] [stdout] src/lib.rs - OptionGuard (line 168) [INFO] [stdout] src/lib.rs - OptionGuardMut (line 246) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 8 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.55s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "43a1cfee2cfd936248a369c1ee253602b316bab62fac81aa2dec3c1ae757f857", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "43a1cfee2cfd936248a369c1ee253602b316bab62fac81aa2dec3c1ae757f857", kill_on_drop: false }` [INFO] [stdout] 43a1cfee2cfd936248a369c1ee253602b316bab62fac81aa2dec3c1ae757f857