[INFO] fetching crate libredr-common 0.0.14...
[INFO] testing libredr-common-0.0.14 against 1.75.0 for beta-1.76-1
[INFO] extracting crate libredr-common 0.0.14 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate libredr-common 0.0.14 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libredr-common 0.0.14
[INFO] finished tweaking crates.io crate libredr-common 0.0.14
[INFO] tweaked toml for crates.io crate libredr-common 0.0.14 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] [stdout] 34b839c28ec7df4e0642007ec8ab9eb7a76d7b542bfdd89b5542857d4cde59b7
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[INFO] [stderr]    Compiling shadow-rs v0.24.1
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[INFO] [stderr]    Compiling libredr-common v0.0.14 (/opt/rustwide/workdir)
[INFO] [stdout] warning: missing documentation for a constant
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/libredr-common-05717c8a6466503f/out/shadow.rs:459:1
[INFO] [stdout]     |
[INFO] [stdout] 459 | pub const CLAP_VERSION:&str = shadow_rs::formatcp!(r#"{}
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:2:9
[INFO] [stdout]     |
[INFO] [stdout] 2   | #![warn(missing_docs)]
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.14s
[INFO] running `Command { std: "docker" "inspect" "34b839c28ec7df4e0642007ec8ab9eb7a76d7b542bfdd89b5542857d4cde59b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34b839c28ec7df4e0642007ec8ab9eb7a76d7b542bfdd89b5542857d4cde59b7", kill_on_drop: false }`
[INFO] [stdout] 34b839c28ec7df4e0642007ec8ab9eb7a76d7b542bfdd89b5542857d4cde59b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e83883602837f863532abc86a755723d7c08e4760e5420c471f32194993fb57
[INFO] running `Command { std: "docker" "start" "-a" "7e83883602837f863532abc86a755723d7c08e4760e5420c471f32194993fb57", kill_on_drop: false }`
[INFO] [stderr]    Compiling libredr-common v0.0.14 (/opt/rustwide/workdir)
[INFO] [stdout] warning: missing documentation for a constant
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/libredr-common-05717c8a6466503f/out/shadow.rs:459:1
[INFO] [stdout]     |
[INFO] [stdout] 459 | pub const CLAP_VERSION:&str = shadow_rs::formatcp!(r#"{}
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:2:9
[INFO] [stdout]     |
[INFO] [stdout] 2   | #![warn(missing_docs)]
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "7e83883602837f863532abc86a755723d7c08e4760e5420c471f32194993fb57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e83883602837f863532abc86a755723d7c08e4760e5420c471f32194993fb57", kill_on_drop: false }`
[INFO] [stdout] 7e83883602837f863532abc86a755723d7c08e4760e5420c471f32194993fb57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7cc0740b26ea1c40ec181e87a4fecb04242a267144f7fac9d5821aedfb401a5b
[INFO] running `Command { std: "docker" "start" "-a" "7cc0740b26ea1c40ec181e87a4fecb04242a267144f7fac9d5821aedfb401a5b", kill_on_drop: false }`
[INFO] [stderr] warning: missing documentation for a constant
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/libredr-common-05717c8a6466503f/out/shadow.rs:459:1
[INFO] [stderr]     |
[INFO] [stderr] 459 | pub const CLAP_VERSION:&str = shadow_rs::formatcp!(r#"{}
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/lib.rs:2:9
[INFO] [stderr]     |
[INFO] [stderr] 2   | #![warn(missing_docs)]
[INFO] [stderr]     |         ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `libredr-common` (lib) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/libredr_common-1a26f8a87ae8b21b)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests libredr_common
[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 items
[INFO] [stdout]   |
[INFO] [stdout] 2 + use hashbrown::HashMap;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::collections::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 undeclared crate or module `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 undeclared crate or module `string`
[INFO] [stdout]   |                                          help: a struct with a similar name exists (notice the capitalization): `String`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `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 undeclared crate or module `string`
[INFO] [stdout]   |                                       help: a struct with a similar name exists (notice the capitalization): `String`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `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 undeclared crate or module `string`
[INFO] [stdout]   |                                      help: a struct with a similar name exists (notice the capitalization): `String`
[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] 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]   | |                                                          ^ cannot use the `?` operator in an async block that returns `()`
[INFO] [stdout] 9 | | }
[INFO] [stdout]   | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<_>` is not implemented for `()`
[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: a return type might be missing here: `-> _`
[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: 9:2}`
[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 0.14s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "7cc0740b26ea1c40ec181e87a4fecb04242a267144f7fac9d5821aedfb401a5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cc0740b26ea1c40ec181e87a4fecb04242a267144f7fac9d5821aedfb401a5b", kill_on_drop: false }`
[INFO] [stdout] 7cc0740b26ea1c40ec181e87a4fecb04242a267144f7fac9d5821aedfb401a5b
