[INFO] fetching crate sero 0.1.17...
[INFO] testing sero-0.1.17 against beta-2023-04-20 for beta-1.70-1
[INFO] extracting crate sero 0.1.17 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate sero 0.1.17 on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sero 0.1.17
[INFO] finished tweaking crates.io crate sero 0.1.17
[INFO] tweaked toml for crates.io crate sero 0.1.17 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4bf427657821a494740a2a74acb3e29805ba42882385bb0c53436a6f00d5e4cd
[INFO] running `Command { std: "docker" "start" "-a" "4bf427657821a494740a2a74acb3e29805ba42882385bb0c53436a6f00d5e4cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4bf427657821a494740a2a74acb3e29805ba42882385bb0c53436a6f00d5e4cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bf427657821a494740a2a74acb3e29805ba42882385bb0c53436a6f00d5e4cd", kill_on_drop: false }`
[INFO] [stdout] 4bf427657821a494740a2a74acb3e29805ba42882385bb0c53436a6f00d5e4cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8fbf6699e7c47841bf982b1bb90593ead3ecfd2bf09613260ea1d3af47b8a9a7
[INFO] running `Command { std: "docker" "start" "-a" "8fbf6699e7c47841bf982b1bb90593ead3ecfd2bf09613260ea1d3af47b8a9a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling dashmap v5.4.0
[INFO] [stderr]    Compiling sero v0.1.17 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `Command { std: "docker" "inspect" "8fbf6699e7c47841bf982b1bb90593ead3ecfd2bf09613260ea1d3af47b8a9a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fbf6699e7c47841bf982b1bb90593ead3ecfd2bf09613260ea1d3af47b8a9a7", kill_on_drop: false }`
[INFO] [stdout] 8fbf6699e7c47841bf982b1bb90593ead3ecfd2bf09613260ea1d3af47b8a9a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9a9751536c26b72bde5f926e9f05d3dacbdcf4d0a980ac1c97dbdec5b491e19
[INFO] running `Command { std: "docker" "start" "-a" "c9a9751536c26b72bde5f926e9f05d3dacbdcf4d0a980ac1c97dbdec5b491e19", kill_on_drop: false }`
[INFO] [stderr]    Compiling sero v0.1.17 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "c9a9751536c26b72bde5f926e9f05d3dacbdcf4d0a980ac1c97dbdec5b491e19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9a9751536c26b72bde5f926e9f05d3dacbdcf4d0a980ac1c97dbdec5b491e19", kill_on_drop: false }`
[INFO] [stdout] c9a9751536c26b72bde5f926e9f05d3dacbdcf4d0a980ac1c97dbdec5b491e19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 350cd1838d5b89e3c71593abe1479b0b1a936182289ee9b1a08b9a2892217fe0
[INFO] running `Command { std: "docker" "start" "-a" "350cd1838d5b89e3c71593abe1479b0b1a936182289ee9b1a08b9a2892217fe0", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sero-e9250466ba0f5592)
[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 sero
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/lib.rs - (line 5) ... FAILED
[INFO] [stdout] test src/lib.rs - LockGuard (line 272) ... FAILED
[INFO] [stdout] test src/lib.rs - LockWaiter<K>::wait (line 224) ... FAILED
[INFO] [stdout] test src/lib.rs - LockWaiter (line 179) ... FAILED
[INFO] [stdout] test src/lib.rs - LockGuard<K>::drop (line 303) ... FAILED
[INFO] [stdout] test src/lib.rs - LockStore<K>::lock (line 100) ... FAILED
[INFO] [stdout] test src/lib.rs - LockStore<K>::with_custom_unused_locks (line 81) ... ok
[INFO] [stdout] test src/lib.rs - LockStore<K>::new (line 64) ... ok
[INFO] [stdout] test src/lib.rs - LockStore (line 38) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 5) stdout ----
[INFO] [stdout] error[E0728]: `await` is only allowed inside `async` functions and blocks
[INFO] [stdout]  --> src/lib.rs:11:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_5_0() {
[INFO] [stdout]   |                                         ---------------------------- this is not `async`
[INFO] [stdout] ...
[INFO] [stdout] 9 | let guard = store.lock("key").await;
[INFO] [stdout]   |                              ^^^^^^ only allowed inside `async` functions and blocks
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0728`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - LockGuard (line 272) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `store` in this scope
[INFO] [stdout]  --> src/lib.rs:273:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | let guard = store.lock("test").wait();
[INFO] [stdout]   |             ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - LockWaiter<K>::wait (line 224) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `store` in this scope
[INFO] [stdout]  --> src/lib.rs:225:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | let waiter = store.lock("test");
[INFO] [stdout]   |              ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - LockWaiter (line 179) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `store` in this scope
[INFO] [stdout]  --> src/lib.rs:180:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | let waiter = store.lock("test");
[INFO] [stdout]   |              ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0728]: `await` is only allowed inside `async` functions and blocks
[INFO] [stdout]  --> src/lib.rs:183:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_179_0() {
[INFO] [stdout]   |                                         ------------------------------ this is not `async`
[INFO] [stdout] ...
[INFO] [stdout] 6 | let guard = waiter.await;
[INFO] [stdout]   |                   ^^^^^^ only allowed inside `async` functions and blocks
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0728.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - LockGuard<K>::drop (line 303) stdout ----
[INFO] [stdout] error: expected `;`, found `drop`
[INFO] [stdout]  --> src/lib.rs:304:38
[INFO] [stdout]   |
[INFO] [stdout] 3 | let guard = store.lock("test").wait()
[INFO] [stdout]   |                                      ^ help: add `;` here
[INFO] [stdout] 4 | // drops the guard
[INFO] [stdout] 5 | drop(guard);
[INFO] [stdout]   | ---- unexpected token
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `store` in this scope
[INFO] [stdout]  --> src/lib.rs:304:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | let guard = store.lock("test").wait()
[INFO] [stdout]   |             ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - LockStore<K>::lock (line 100) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `LockStore`
[INFO] [stdout]  --> src/lib.rs:101:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | let store = LockStore::new();
[INFO] [stdout]   |             ^^^^^^^^^ use of undeclared type `LockStore`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use sero::LockStore;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0728]: `await` is only allowed inside `async` functions and blocks
[INFO] [stdout]  --> src/lib.rs:106:31
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_100_0() {
[INFO] [stdout]   |                                         ------------------------------ this is not `async`
[INFO] [stdout] ...
[INFO] [stdout] 8 | let guard = store.lock("test").await;
[INFO] [stdout]   |                               ^^^^^^ only allowed inside `async` functions and blocks
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0728.
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 5)
[INFO] [stdout]     src/lib.rs - LockGuard (line 272)
[INFO] [stdout]     src/lib.rs - LockGuard<K>::drop (line 303)
[INFO] [stdout]     src/lib.rs - LockStore<K>::lock (line 100)
[INFO] [stdout]     src/lib.rs - LockWaiter (line 179)
[INFO] [stdout]     src/lib.rs - LockWaiter<K>::wait (line 224)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 3 passed; 6 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.36s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "350cd1838d5b89e3c71593abe1479b0b1a936182289ee9b1a08b9a2892217fe0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "350cd1838d5b89e3c71593abe1479b0b1a936182289ee9b1a08b9a2892217fe0", kill_on_drop: false }`
[INFO] [stdout] 350cd1838d5b89e3c71593abe1479b0b1a936182289ee9b1a08b9a2892217fe0
