[INFO] cloning repository https://github.com/DKolaya/rustling
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DKolaya/rustling" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDKolaya%2Frustling", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDKolaya%2Frustling'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 764960ec2f357856dacfaa37077ad8920d982bfc
[INFO] checking DKolaya/rustling against master#021fc25b7a48f6051bee1e1f06c7a277e4de1cc9 for pr-151510
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDKolaya%2Frustling" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] [stderr] Updating files:  54% (3649/6650)
Updating files:  55% (3658/6650)
Updating files:  56% (3724/6650)
Updating files:  57% (3791/6650)
Updating files:  58% (3857/6650)
Updating files:  59% (3924/6650)
Updating files:  60% (3990/6650)
Updating files:  61% (4057/6650)
Updating files:  62% (4123/6650)
Updating files:  63% (4190/6650)
Updating files:  64% (4256/6650)
Updating files:  65% (4323/6650)
Updating files:  65% (4366/6650)
Updating files:  66% (4389/6650)
Updating files:  67% (4456/6650)
Updating files:  68% (4522/6650)
Updating files:  69% (4589/6650)
Updating files:  70% (4655/6650)
Updating files:  71% (4722/6650)
Updating files:  72% (4788/6650)
Updating files:  73% (4855/6650)
Updating files:  74% (4921/6650)
Updating files:  75% (4988/6650)
Updating files:  76% (5054/6650)
Updating files:  77% (5121/6650)
Updating files:  78% (5187/6650)
Updating files:  79% (5254/6650)
Updating files:  80% (5320/6650)
Updating files:  81% (5387/6650)
Updating files:  82% (5453/6650)
Updating files:  83% (5520/6650)
Updating files:  84% (5586/6650)
Updating files:  85% (5653/6650)
Updating files:  86% (5719/6650)
Updating files:  87% (5786/6650)
Updating files:  88% (5852/6650)
Updating files:  89% (5919/6650)
Updating files:  90% (5985/6650)
Updating files:  91% (6052/6650)
Updating files:  92% (6118/6650)
Updating files:  93% (6185/6650)
Updating files:  94% (6251/6650)
Updating files:  95% (6318/6650)
Updating files:  96% (6384/6650)
Updating files:  97% (6451/6650)
Updating files:  98% (6517/6650)
Updating files:  99% (6584/6650)
Updating files: 100% (6650/6650)
Updating files: 100% (6650/6650), done.
[INFO] started tweaking git repo https://github.com/DKolaya/rustling
[INFO] finished tweaking git repo https://github.com/DKolaya/rustling
[INFO] tweaked toml for git repo https://github.com/DKolaya/rustling written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/DKolaya/rustling on toolchain 021fc25b7a48f6051bee1e1f06c7a277e4de1cc9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+021fc25b7a48f6051bee1e1f06c7a277e4de1cc9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/DKolaya/rustling 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" "+021fc25b7a48f6051bee1e1f06c7a277e4de1cc9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+021fc25b7a48f6051bee1e1f06c7a277e4de1cc9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7969975d4e414b1a4585bdcc306ace7c21cbd3199dead25e0bf13f2425b29701
[INFO] running `Command { std: "docker" "start" "-a" "7969975d4e414b1a4585bdcc306ace7c21cbd3199dead25e0bf13f2425b29701", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7969975d4e414b1a4585bdcc306ace7c21cbd3199dead25e0bf13f2425b29701", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7969975d4e414b1a4585bdcc306ace7c21cbd3199dead25e0bf13f2425b29701", kill_on_drop: false }`
[INFO] [stdout] 7969975d4e414b1a4585bdcc306ace7c21cbd3199dead25e0bf13f2425b29701
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+021fc25b7a48f6051bee1e1f06c7a277e4de1cc9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa1c116c18b758070c53c6f8cf3595d2d3fed6363aeede0179a35fd902ece98a
[INFO] running `Command { std: "docker" "start" "-a" "aa1c116c18b758070c53c6f8cf3595d2d3fed6363aeede0179a35fd902ece98a", kill_on_drop: false }`
[INFO] [stderr]     Checking exercises v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0282]: type annotations needed for `Vec<_>`
[INFO] [stdout]  --> exercises/14_generics/generics1.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut numbers = Vec::new();
[INFO] [stdout]   |         ^^^^^^^^^^^   ---------- type must be known at this point
[INFO] [stdout]   |
[INFO] [stdout] help: consider giving `numbers` an explicit type, where the type for type parameter `T` is specified
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut numbers: Vec<T> = Vec::new();
[INFO] [stdout]   |                    ++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0106]: missing lifetime specifier
[INFO] [stdout]  --> exercises/16_lifetimes/lifetimes3.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 |     author: &str,
[INFO] [stdout]   |             ^ expected named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout] help: consider introducing a named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ struct Book<'a> {
[INFO] [stdout] 5 ~     author: &'a str,
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0106]: missing lifetime specifier
[INFO] [stdout]  --> exercises/16_lifetimes/lifetimes3.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 |     title: &str,
[INFO] [stdout]   |            ^ expected named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout] help: consider introducing a named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ struct Book<'a> {
[INFO] [stdout] 5 |     author: &str,
[INFO] [stdout] 6 ~     title: &'a str,
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0106`.
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> exercises/23_conversions/from_str.rs:44:29
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn from_str(s: &str) -> Result<Self, Self::Err> {}
[INFO] [stdout]    |        --------             ^^^^^^^^^^^^^^^^^^^^^^^ expected `Result<Person, ParsePersonError>`, found `()`
[INFO] [stdout]    |        |
[INFO] [stdout]    |        implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout]    |
[INFO] [stdout]    = note:   expected enum `Result<Person, ParsePersonError>`
[INFO] [stdout]            found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `exercises` (bin "lifetimes3" test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `exercises` (bin "from_str") due to 1 previous error
[INFO] [stdout] error[E0282]: type annotations needed for `Vec<_>`
[INFO] [stdout]  --> exercises/14_generics/generics1.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut numbers = Vec::new();
[INFO] [stdout]   |         ^^^^^^^^^^^   ---------- type must be known at this point
[INFO] [stdout]   |
[INFO] [stdout] help: consider giving `numbers` an explicit type, where the type for type parameter `T` is specified
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut numbers: Vec<T> = Vec::new();
[INFO] [stdout]   |                    ++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected `;`, found `(`
[INFO] [stdout]  --> exercises/21_macros/macros4.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     }
[INFO] [stdout]   |      - expected `;`
[INFO] [stdout] 7 |     ($val:expr) => {
[INFO] [stdout]   |     ^ unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `exercises` (bin "macros4") due to 1 previous error
[INFO] [stdout] error[E0599]: no variant named `Resize` found for enum `Message`
[INFO] [stdout]   --> exercises/08_enums/enums2.rs:20:18
[INFO] [stdout]    |
[INFO] [stdout]  8 | enum Message {
[INFO] [stdout]    | ------------ variant `Resize` not found here
[INFO] [stdout] ...
[INFO] [stdout] 20 |         Message::Resize {
[INFO] [stdout]    |                  ^^^^^^ variant not found in `Message`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]  --> exercises/09_strings/strings1.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn current_favorite_color() -> String {
[INFO] [stdout]   |                                ------ expected `String` because of return type
[INFO] [stdout] 3 |     "blue"
[INFO] [stdout]   |     ^^^^^^ expected `String`, found `&str`
[INFO] [stdout]   |
[INFO] [stdout] help: try using a conversion method
[INFO] [stdout]   |
[INFO] [stdout] 3 |     "blue".to_string()
[INFO] [stdout]   |           ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `Move` found for enum `Message` in the current scope
[INFO] [stdout]   --> exercises/08_enums/enums2.rs:24:18
[INFO] [stdout]    |
[INFO] [stdout]  8 | enum Message {
[INFO] [stdout]    | ------------ variant or associated item `Move` not found for this enum
[INFO] [stdout] ...
[INFO] [stdout] 24 |         Message::Move(Point { x: 10, y: 15 }),
[INFO] [stdout]    |                  ^^^^ variant or associated item not found in `Message`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `Echo` found for enum `Message` in the current scope
[INFO] [stdout]   --> exercises/08_enums/enums2.rs:25:18
[INFO] [stdout]    |
[INFO] [stdout]  8 | enum Message {
[INFO] [stdout]    | ------------ variant or associated item `Echo` not found for this enum
[INFO] [stdout] ...
[INFO] [stdout] 25 |         Message::Echo(String::from("hello world")),
[INFO] [stdout]    |                  ^^^^ variant or associated item not found in `Message`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `ChangeColor` found for enum `Message` in the current scope
[INFO] [stdout]   --> exercises/08_enums/enums2.rs:26:18
[INFO] [stdout]    |
[INFO] [stdout]  8 | enum Message {
[INFO] [stdout]    | ------------ variant or associated item `ChangeColor` not found for this enum
[INFO] [stdout] ...
[INFO] [stdout] 26 |         Message::ChangeColor(200, 255, 255),
[INFO] [stdout]    |                  ^^^^^^^^^^^ variant or associated item not found in `Message`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `Quit` found for enum `Message` in the current scope
[INFO] [stdout]   --> exercises/08_enums/enums2.rs:27:18
[INFO] [stdout]    |
[INFO] [stdout]  8 | enum Message {
[INFO] [stdout]    | ------------ variant or associated item `Quit` not found for this enum
[INFO] [stdout] ...
[INFO] [stdout] 27 |         Message::Quit,
[INFO] [stdout]    |                  ^^^^ variant or associated item not found in `Message`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> exercises/08_enums/enums2.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |         message.call();
[INFO] [stdout]    |         ^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `exercises` (bin "enums2" test) due to 6 previous errors
[INFO] [stderr] error: could not compile `exercises` (bin "strings1" test) due to 1 previous error
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `exercises` (bin "generics1" test) due to 1 previous error
[INFO] [stderr] error: could not compile `exercises` (bin "generics1") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "aa1c116c18b758070c53c6f8cf3595d2d3fed6363aeede0179a35fd902ece98a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa1c116c18b758070c53c6f8cf3595d2d3fed6363aeede0179a35fd902ece98a", kill_on_drop: false }`
[INFO] [stdout] aa1c116c18b758070c53c6f8cf3595d2d3fed6363aeede0179a35fd902ece98a
