[INFO] fetching crate libredr-common 0.0.21...
[INFO] testing libredr-common-0.0.21 against beta-2025-09-21 for beta-1.91-2
[INFO] extracting crate libredr-common 0.0.21 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate libredr-common 0.0.21
[INFO] finished tweaking crates.io crate libredr-common 0.0.21
[INFO] tweaked toml for crates.io crate libredr-common 0.0.21 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate libredr-common 0.0.21 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] crate crates.io crate libredr-common 0.0.21 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]    Compiling libredr-common v0.0.21 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 17s
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[INFO] [stdout] 7ae2659af4c9399e18273f97d52de9950495de5924d029e7e31491d695221b56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 282f763c6b377e2643562158b56fac8abb3e17aa37120e63f437975c264f0000
[INFO] running `Command { std: "docker" "start" "-a" "282f763c6b377e2643562158b56fac8abb3e17aa37120e63f437975c264f0000", kill_on_drop: false }`
[INFO] [stderr]    Compiling libredr-common v0.0.21 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 6.39s
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[INFO] running `Command { std: "docker" "rm" "-f" "282f763c6b377e2643562158b56fac8abb3e17aa37120e63f437975c264f0000", kill_on_drop: false }`
[INFO] [stdout] 282f763c6b377e2643562158b56fac8abb3e17aa37120e63f437975c264f0000
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] cf45e3ffb4762c1ca67e1e6bc6a3b446ec2d033a232af4918bc9ba4f7aa329fe
[INFO] running `Command { std: "docker" "start" "-a" "cf45e3ffb4762c1ca67e1e6bc6a3b446ec2d033a232af4918bc9ba4f7aa329fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling libredr-common v0.0.21 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 6.75s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/libredr_common-4178c6b9e6cefb85)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests libredr_common
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/connection.rs - connection::Connection::from_config (line 90) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/connection.rs - connection::Connection::from_config (line 90) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `HashMap`
[INFO] [stdout]  --> src/connection.rs:92:20
[INFO] [stdout]   |
[INFO] [stdout] 4 |   let mut config = HashMap::new();
[INFO] [stdout]   |                    ^^^^^^^ use of undeclared type `HashMap`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these structs
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::collections::HashMap;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use hashbrown::HashMap;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Connection`
[INFO] [stdout]  --> src/connection.rs:96:20
[INFO] [stdout]   |
[INFO] [stdout] 8 |   let connection = Connection::from_config(&config).await?;
[INFO] [stdout]   |                    ^^^^^^^^^^ use of undeclared type `Connection`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use libredr_common::connection::Connection;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `string`
[INFO] [stdout]  --> src/connection.rs:93:42
[INFO] [stdout]   |
[INFO] [stdout] 5 |   config.insert(String::from("connect"), string::from("127.0.0.1:9000"));
[INFO] [stdout]   |                                          ^^^^^^
[INFO] [stdout]   |                                          |
[INFO] [stdout]   |                                          use of unresolved module or unlinked crate `string`
[INFO] [stdout]   |                                          help: a struct with a similar name exists (notice the capitalization): `String`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `string`, use `cargo add string` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `string`
[INFO] [stdout]  --> src/connection.rs:94:39
[INFO] [stdout]   |
[INFO] [stdout] 6 |   config.insert(String::from("unix"), string::from("false"));
[INFO] [stdout]   |                                       ^^^^^^
[INFO] [stdout]   |                                       |
[INFO] [stdout]   |                                       use of unresolved module or unlinked crate `string`
[INFO] [stdout]   |                                       help: a struct with a similar name exists (notice the capitalization): `String`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `string`, use `cargo add string` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `string`
[INFO] [stdout]  --> src/connection.rs:95:38
[INFO] [stdout]   |
[INFO] [stdout] 7 |   config.insert(String::from("tls"), string::from("false"));
[INFO] [stdout]   |                                      ^^^^^^
[INFO] [stdout]   |                                      |
[INFO] [stdout]   |                                      use of unresolved module or unlinked crate `string`
[INFO] [stdout]   |                                      help: a struct with a similar name exists (notice the capitalization): `String`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `string`, use `cargo add string` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in an async block that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/connection.rs:96:58
[INFO] [stdout]   |
[INFO] [stdout] 3 | async {
[INFO] [stdout]   | ----- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 8 |   let connection = Connection::from_config(&config).await?;
[INFO] [stdout]   |                                                          ^ cannot use the `?` operator in an async block that returns `()`
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]  --> src/connection.rs:91:1
[INFO] [stdout]   |
[INFO] [stdout] 2 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_connection_rs_90_0() {
[INFO] [stdout]   |                                                                                 - help: try adding a return type: `-> impl Future<Output = ()>`
[INFO] [stdout] 3 | / async {
[INFO] [stdout] 4 | |   let mut config = HashMap::new();
[INFO] [stdout] 5 | |   config.insert(String::from("connect"), string::from("127.0.0.1:9000"));
[INFO] [stdout] 6 | |   config.insert(String::from("unix"), string::from("false"));
[INFO] [stdout] 7 | |   config.insert(String::from("tls"), string::from("false"));
[INFO] [stdout] 8 | |   let connection = Connection::from_config(&config).await?;
[INFO] [stdout] 9 | | }
[INFO] [stdout]   | |_^ expected `()`, found `async` block
[INFO] [stdout]   |
[INFO] [stdout]   = note:  expected unit type `()`
[INFO] [stdout]           found `async` block `{async block@src/connection.rs:3:1: 3:6}`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0308, E0433.
[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/connection.rs - connection::Connection::from_config (line 90)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.28s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "cf45e3ffb4762c1ca67e1e6bc6a3b446ec2d033a232af4918bc9ba4f7aa329fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf45e3ffb4762c1ca67e1e6bc6a3b446ec2d033a232af4918bc9ba4f7aa329fe", kill_on_drop: false }`
[INFO] [stdout] cf45e3ffb4762c1ca67e1e6bc6a3b446ec2d033a232af4918bc9ba4f7aa329fe
