[INFO] fetching crate replitdb 0.1.3...
[INFO] testing replitdb-0.1.3 against 1.95.0 for beta-1.96-2
[INFO] extracting crate replitdb 0.1.3 into /workspace/builds/worker-4-tc1/source
[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-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate replitdb 0.1.3 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "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" "+1.95.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 168 packages to latest compatible versions
[INFO] [stderr]       Adding reqwest v0.11.27 (available: v0.13.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a5effbc9ebb342800879208429583bc9d3067fc34443d17d7798760c7924d63b
[INFO] running `Command { std: "docker" "start" "-a" "a5effbc9ebb342800879208429583bc9d3067fc34443d17d7798760c7924d63b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5effbc9ebb342800879208429583bc9d3067fc34443d17d7798760c7924d63b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5effbc9ebb342800879208429583bc9d3067fc34443d17d7798760c7924d63b", kill_on_drop: false }`
[INFO] [stdout] a5effbc9ebb342800879208429583bc9d3067fc34443d17d7798760c7924d63b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d3e6ff0c17d9eb6a7c3a2988ba2fd8ba87cae9dab4c6a198cd50627af39986d
[INFO] running `Command { std: "docker" "start" "-a" "7d3e6ff0c17d9eb6a7c3a2988ba2fd8ba87cae9dab4c6a198cd50627af39986d", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.33
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling cc v1.2.61
[INFO] [stderr]    Compiling openssl v0.10.78
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling http v0.2.12
[INFO] [stderr]    Compiling native-tls v0.2.18
[INFO] [stderr]    Compiling slab v0.4.12
[INFO] [stderr]    Compiling hashbrown v0.17.0
[INFO] [stderr]    Compiling tokio v1.52.1
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling unicase v2.9.0
[INFO] [stderr]    Compiling openssl-probe v0.2.1
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling futures-channel v0.3.32
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling rustls-pemfile v1.0.4
[INFO] [stderr]    Compiling url v2.5.8
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling encoding_rs v0.8.35
[INFO] [stderr]    Compiling ipnet v2.12.0
[INFO] [stderr]    Compiling urlencoding v2.1.3
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling indexmap v2.14.0
[INFO] [stderr]    Compiling openssl-sys v0.9.114
[INFO] [stderr]    Compiling tokio-util v0.7.18
[INFO] [stderr]    Compiling h2 v0.3.27
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling hyper v0.14.32
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.27
[INFO] [stderr]    Compiling replitdb v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.70s
[INFO] running `Command { std: "docker" "inspect" "7d3e6ff0c17d9eb6a7c3a2988ba2fd8ba87cae9dab4c6a198cd50627af39986d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d3e6ff0c17d9eb6a7c3a2988ba2fd8ba87cae9dab4c6a198cd50627af39986d", kill_on_drop: false }`
[INFO] [stdout] 7d3e6ff0c17d9eb6a7c3a2988ba2fd8ba87cae9dab4c6a198cd50627af39986d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 150da9f51557781847982ec9a1e78582e358bcffa4f95347125cae4d21bf922e
[INFO] running `Command { std: "docker" "start" "-a" "150da9f51557781847982ec9a1e78582e358bcffa4f95347125cae4d21bf922e", kill_on_drop: false }`
[INFO] [stderr]    Compiling replitdb v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "150da9f51557781847982ec9a1e78582e358bcffa4f95347125cae4d21bf922e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "150da9f51557781847982ec9a1e78582e358bcffa4f95347125cae4d21bf922e", kill_on_drop: false }`
[INFO] [stdout] 150da9f51557781847982ec9a1e78582e358bcffa4f95347125cae4d21bf922e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ddd62467bf642789d60655dd477ee148f014b2ff875fed04f0ff6cae7821d5be
[INFO] running `Command { std: "docker" "start" "-a" "ddd62467bf642789d60655dd477ee148f014b2ff875fed04f0ff6cae7821d5be", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/replitdb-8b74496386b87c94)
[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/async_client.rs - async_client::Client (line 14) ... FAILED
[INFO] [stdout] test src/sync_client.rs - sync_client::Client (line 14) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[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:17:39
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_async_client_rs_14_0() {
[INFO] [stdout]    |                                      ------------------------------------------- this is not `async`
[INFO] [stdout] 16 | let client = replitdb::AsyncClient::new();
[INFO] [stdout] 17 | 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:18:39
[INFO] [stdout]    |
[INFO] [stdout] 15 | 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] 18 | println!("{}", client.get("greeting").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] For more information about this error, try `rustc --explain E0728`.
[INFO] [stdout] Couldn't compile the test.
[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:17:38
[INFO] [stdout]    |
[INFO] [stdout] 15 | 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] 16 | let client = replitdb::SyncClient::new();
[INFO] [stdout] 17 | client.set("greeting", "hello world")?;
[INFO] [stdout]    |                                      ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]    |
[INFO] [stdout] 15 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sync_client_rs_14_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 16 | let client = replitdb::SyncClient::new();
[INFO] [stdout] 17 | client.set("greeting", "hello world")?;
[INFO] [stdout] 18 | println!("{}", client.get("greeting")?);
[INFO] [stdout] 19 +     Ok(())
[INFO] [stdout]    |
[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:18:38
[INFO] [stdout]    |
[INFO] [stdout] 15 | 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] 18 | println!("{}", client.get("greeting")?);
[INFO] [stdout]    |                                      ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]    |
[INFO] [stdout] 15 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_sync_client_rs_14_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 16 | let client = replitdb::SyncClient::new();
[INFO] [stdout] 17 | client.set("greeting", "hello world")?;
[INFO] [stdout] 18 | println!("{}", client.get("greeting")?);
[INFO] [stdout] 19 +     Ok(())
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `Option<String>` doesn't implement `std::fmt::Display`
[INFO] [stdout]   --> src/sync_client.rs:18:16
[INFO] [stdout]    |
[INFO] [stdout] 18 | println!("{}", client.get("greeting")?);
[INFO] [stdout]    |           --   ^^^^^^^^^^^^^^^^^^^^^^^ `Option<String>` cannot be formatted with the default formatter
[INFO] [stdout]    |           |
[INFO] [stdout]    |           required by this formatting parameter
[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] 
[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] 
[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 0.21s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "ddd62467bf642789d60655dd477ee148f014b2ff875fed04f0ff6cae7821d5be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddd62467bf642789d60655dd477ee148f014b2ff875fed04f0ff6cae7821d5be", kill_on_drop: false }`
[INFO] [stdout] ddd62467bf642789d60655dd477ee148f014b2ff875fed04f0ff6cae7821d5be
