[INFO] fetching crate replitdb 0.1.3...
[INFO] testing replitdb-0.1.3 against beta-2023-04-20 for beta-1.70-1
[INFO] extracting crate replitdb 0.1.3 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate replitdb 0.1.3 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 replitdb 0.1.3
[INFO] finished tweaking crates.io crate replitdb 0.1.3
[INFO] tweaked toml for crates.io crate replitdb 0.1.3 written to /workspace/builds/worker-1-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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 558d8dcb22b2f39793e143398fedaa0a9c6e8c5b7ea3a67911467e131ec8df24
[INFO] running `Command { std: "docker" "start" "-a" "558d8dcb22b2f39793e143398fedaa0a9c6e8c5b7ea3a67911467e131ec8df24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "558d8dcb22b2f39793e143398fedaa0a9c6e8c5b7ea3a67911467e131ec8df24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "558d8dcb22b2f39793e143398fedaa0a9c6e8c5b7ea3a67911467e131ec8df24", kill_on_drop: false }`
[INFO] [stdout] 558d8dcb22b2f39793e143398fedaa0a9c6e8c5b7ea3a67911467e131ec8df24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 291f3285c681ed401cc259df21f389f2bc0cd762af19a015b113e20dfb742496
[INFO] running `Command { std: "docker" "start" "-a" "291f3285c681ed401cc259df21f389f2bc0cd762af19a015b113e20dfb742496", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling unicode-ident v1.0.8
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[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling itoa v1.0.6
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling tracing-core v0.1.30
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling openssl v0.10.52
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling http v0.2.9
[INFO] [stderr]    Compiling openssl-sys v0.9.87
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[INFO] [stderr]    Compiling mime v0.3.17
[INFO] [stderr]    Compiling ryu v1.0.13
[INFO] [stderr]    Compiling encoding_rs v0.8.32
[INFO] [stderr]    Compiling idna v0.3.0
[INFO] [stderr]    Compiling ipnet v2.7.2
[INFO] [stderr]    Compiling base64 v0.21.0
[INFO] [stderr]    Compiling url v2.3.1
[INFO] [stderr]    Compiling urlencoding v2.1.2
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling tokio-util v0.7.8
[INFO] [stderr]    Compiling h2 v0.3.18
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling hyper v0.14.26
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.17
[INFO] [stderr]    Compiling replitdb v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.09s
[INFO] running `Command { std: "docker" "inspect" "291f3285c681ed401cc259df21f389f2bc0cd762af19a015b113e20dfb742496", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "291f3285c681ed401cc259df21f389f2bc0cd762af19a015b113e20dfb742496", kill_on_drop: false }`
[INFO] [stdout] 291f3285c681ed401cc259df21f389f2bc0cd762af19a015b113e20dfb742496
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 907e7531b085bcebec9aa4e8af60cc753920d133a328cf0a14c2f051cd3cf216
[INFO] running `Command { std: "docker" "start" "-a" "907e7531b085bcebec9aa4e8af60cc753920d133a328cf0a14c2f051cd3cf216", kill_on_drop: false }`
[INFO] [stderr]    Compiling replitdb v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "907e7531b085bcebec9aa4e8af60cc753920d133a328cf0a14c2f051cd3cf216", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "907e7531b085bcebec9aa4e8af60cc753920d133a328cf0a14c2f051cd3cf216", kill_on_drop: false }`
[INFO] [stdout] 907e7531b085bcebec9aa4e8af60cc753920d133a328cf0a14c2f051cd3cf216
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 41d0e72361771826fb249766b3590bf130dbce20be93d9f4735abfbe683672a5
[INFO] running `Command { std: "docker" "start" "-a" "41d0e72361771826fb249766b3590bf130dbce20be93d9f4735abfbe683672a5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/replitdb-d76b821acd866201)
[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 replitdb
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/sync_client.rs - sync_client::Client (line 14) ... FAILED
[INFO] [stdout] test src/async_client.rs - async_client::Client (line 14) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/sync_client.rs - sync_client::Client (line 14) stdout ----
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/sync_client.rs:16:38
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sync_client_rs_14_0() {
[INFO] [stdout]   |                                      ------------------------------------------ this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] 4 | let client = replitdb::SyncClient::new();
[INFO] [stdout] 5 | client.set("greeting", "hello world")?;
[INFO] [stdout]   |                                      ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<Result<Infallible, String>>` is not implemented for `()`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/sync_client.rs:17:38
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sync_client_rs_14_0() {
[INFO] [stdout]   |                                      ------------------------------------------ this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 6 | println!("{}", client.get("greeting")?);
[INFO] [stdout]   |                                      ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<Result<Infallible, String>>` is not implemented for `()`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `Option<String>` doesn't implement `std::fmt::Display`
[INFO] [stdout]  --> src/sync_client.rs:17:16
[INFO] [stdout]   |
[INFO] [stdout] 6 | println!("{}", client.get("greeting")?);
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^^^^^^^^ `Option<String>` cannot be formatted with the default formatter
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `std::fmt::Display` is not implemented for `Option<String>`
[INFO] [stdout]   = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
[INFO] [stdout]   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/async_client.rs - async_client::Client (line 14) stdout ----
[INFO] [stdout] error[E0728]: `await` is only allowed inside `async` functions and blocks
[INFO] [stdout]  --> src/async_client.rs:16:38
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_async_client_rs_14_0() {
[INFO] [stdout]   |                                         -------------------------------------- this is not `async`
[INFO] [stdout] 4 | let client = replitdb::AsyncClient::new();
[INFO] [stdout] 5 | client.set("greeting", "hello world").await?;
[INFO] [stdout]   |                                      ^^^^^^ only allowed inside `async` functions and blocks
[INFO] [stdout] 
[INFO] [stdout] error[E0728]: `await` is only allowed inside `async` functions and blocks
[INFO] [stdout]  --> src/async_client.rs:17:38
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_async_client_rs_14_0() {
[INFO] [stdout]   |                                         -------------------------------------- this is not `async`
[INFO] [stdout] ...
[INFO] [stdout] 6 | println!("{}", client.get("greeting").await?);
[INFO] [stdout]   |                                      ^^^^^^ only allowed inside `async` functions and blocks
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/async_client.rs:16:44
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_async_client_rs_14_0() {
[INFO] [stdout]   |                                      ------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] 4 | let client = replitdb::AsyncClient::new();
[INFO] [stdout] 5 | client.set("greeting", "hello world").await?;
[INFO] [stdout]   |                                            ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<Result<Infallible, String>>` is not implemented for `()`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/async_client.rs:17:44
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_async_client_rs_14_0() {
[INFO] [stdout]   |                                      ------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 6 | println!("{}", client.get("greeting").await?);
[INFO] [stdout]   |                                            ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<Result<Infallible, String>>` is not implemented for `()`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `Option<String>` doesn't implement `std::fmt::Display`
[INFO] [stdout]  --> src/async_client.rs:17:16
[INFO] [stdout]   |
[INFO] [stdout] 6 | println!("{}", client.get("greeting").await?);
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `Option<String>` cannot be formatted with the default formatter
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `std::fmt::Display` is not implemented for `Option<String>`
[INFO] [stdout]   = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
[INFO] [stdout]   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0728.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/async_client.rs - async_client::Client (line 14)
[INFO] [stdout]     src/sync_client.rs - sync_client::Client (line 14)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "41d0e72361771826fb249766b3590bf130dbce20be93d9f4735abfbe683672a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41d0e72361771826fb249766b3590bf130dbce20be93d9f4735abfbe683672a5", kill_on_drop: false }`
[INFO] [stdout] 41d0e72361771826fb249766b3590bf130dbce20be93d9f4735abfbe683672a5
