[INFO] fetching crate krpc-client 0.6.1...
[INFO] testing krpc-client-0.6.1 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate krpc-client 0.6.1 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate krpc-client 0.6.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate krpc-client 0.6.1
[INFO] tweaked toml for crates.io crate krpc-client 0.6.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate krpc-client 0.6.1 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate krpc-client 0.6.1 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded protobuf-support v3.7.2
[INFO] [stderr]   Downloaded prettyplease v0.2.22
[INFO] [stderr]   Downloaded protobuf-parse v3.7.2
[INFO] [stderr]   Downloaded protobuf-codegen v3.7.2
[INFO] [stderr]   Downloaded protobuf v3.7.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c2275f608fe6ab5e2dd8f6e3d967f2e38a5d8695f9845cb0198c99c881cf446
[INFO] running `Command { std: "docker" "start" "-a" "0c2275f608fe6ab5e2dd8f6e3d967f2e38a5d8695f9845cb0198c99c881cf446", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c2275f608fe6ab5e2dd8f6e3d967f2e38a5d8695f9845cb0198c99c881cf446", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c2275f608fe6ab5e2dd8f6e3d967f2e38a5d8695f9845cb0198c99c881cf446", kill_on_drop: false }`
[INFO] [stdout] 0c2275f608fe6ab5e2dd8f6e3d967f2e38a5d8695f9845cb0198c99c881cf446
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff32939cacb43e801456444b70cf17f09a494292ad8a828484e43d7cd6b3ab1b
[INFO] running `Command { std: "docker" "start" "-a" "ff32939cacb43e801456444b70cf17f09a494292ad8a828484e43d7cd6b3ab1b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.37
[INFO] [stderr]    Compiling protobuf v3.7.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling anyhow v1.0.89
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling prettyplease v0.2.22
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling serde_json v1.0.128
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]    Compiling bytes v1.7.2
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling indexmap v2.5.0
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]    Compiling tempfile v3.12.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]    Compiling regex v1.10.6
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]    Compiling protobuf-support v3.7.2
[INFO] [stderr]    Compiling protobuf-parse v3.7.2
[INFO] [stderr]    Compiling protobuf-codegen v3.7.2
[INFO] [stderr]    Compiling krpc-client v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 39.04s
[INFO] running `Command { std: "docker" "inspect" "ff32939cacb43e801456444b70cf17f09a494292ad8a828484e43d7cd6b3ab1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff32939cacb43e801456444b70cf17f09a494292ad8a828484e43d7cd6b3ab1b", kill_on_drop: false }`
[INFO] [stdout] ff32939cacb43e801456444b70cf17f09a494292ad8a828484e43d7cd6b3ab1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ab0589b05ec9847e6467b00db152b797b4da2e9c5fc7c005de5a6c3509563ca
[INFO] running `Command { std: "docker" "start" "-a" "7ab0589b05ec9847e6467b00db152b797b4da2e9c5fc7c005de5a6c3509563ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling krpc-client v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.75s
[INFO] running `Command { std: "docker" "inspect" "7ab0589b05ec9847e6467b00db152b797b4da2e9c5fc7c005de5a6c3509563ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ab0589b05ec9847e6467b00db152b797b4da2e9c5fc7c005de5a6c3509563ca", kill_on_drop: false }`
[INFO] [stdout] 7ab0589b05ec9847e6467b00db152b797b4da2e9c5fc7c005de5a6c3509563ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3797d5d740a44414d7f0c91a773605f6bca6ae8a999e844a84c1f9d037d0e315
[INFO] running `Command { std: "docker" "start" "-a" "3797d5d740a44414d7f0c91a773605f6bca6ae8a999e844a84c1f9d037d0e315", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/krpc_client-535113f6a859d7fb)
[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 krpc_client
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/client.rs - client::Client (line 36) ... FAILED
[INFO] [stdout] test src/client.rs - client::Client::new (line 56) ... ok
[INFO] [stdout] test src/client.rs - client::Client (line 25) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/client.rs - client::Client (line 36) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `client` in this scope
[INFO] [stdout]   --> src/client.rs:39:37
[INFO] [stdout]    |
[INFO] [stdout] 39 | let space_center = SpaceCenter::new(client);
[INFO] [stdout]    |                                     ^^^^^^ not found in this scope
[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/client.rs:41:56
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_client_rs_36_0() {
[INFO] [stdout]    |                                      ------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 41 | println!("Hello, {}!", space_center.get_active_vessel()?.get_name()?);
[INFO] [stdout]    |                                                        ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]    |
[INFO] [stdout] 37 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_client_rs_36_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 38 | use krpc_client::{services::space_center::SpaceCenter, Client};
[INFO] [stdout] ...
[INFO] [stdout] 41 | println!("Hello, {}!", space_center.get_active_vessel()?.get_name()?);
[INFO] [stdout] 42 +     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/client.rs:41:68
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_client_rs_36_0() {
[INFO] [stdout]    |                                      ------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 41 | println!("Hello, {}!", space_center.get_active_vessel()?.get_name()?);
[INFO] [stdout]    |                                                                    ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]    |
[INFO] [stdout] 37 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_client_rs_36_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 38 | use krpc_client::{services::space_center::SpaceCenter, Client};
[INFO] [stdout] ...
[INFO] [stdout] 41 | println!("Hello, {}!", space_center.get_active_vessel()?.get_name()?);
[INFO] [stdout] 42 +     Ok(())
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425.
[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/client.rs - client::Client (line 36)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 2 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.47s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "3797d5d740a44414d7f0c91a773605f6bca6ae8a999e844a84c1f9d037d0e315", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3797d5d740a44414d7f0c91a773605f6bca6ae8a999e844a84c1f9d037d0e315", kill_on_drop: false }`
[INFO] [stdout] 3797d5d740a44414d7f0c91a773605f6bca6ae8a999e844a84c1f9d037d0e315