[INFO] cloning repository https://github.com/8ctopotamus/snake-game-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/8ctopotamus/snake-game-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F8ctopotamus%2Fsnake-game-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F8ctopotamus%2Fsnake-game-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2463f661a2a9461ab5a5a2a59a0fb2818f2354d2
[INFO] checking 8ctopotamus/snake-game-rust against master#46424fb5054f211ec836c5c03159f92e46bb35ac for pr-139042
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F8ctopotamus%2Fsnake-game-rust" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/8ctopotamus/snake-game-rust on toolchain 46424fb5054f211ec836c5c03159f92e46bb35ac
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/8ctopotamus/snake-game-rust
[INFO] finished tweaking git repo https://github.com/8ctopotamus/snake-game-rust
[INFO] tweaked toml for git repo https://github.com/8ctopotamus/snake-game-rust written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/8ctopotamus/snake-game-rust 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" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "1bd1c2b1f68ca095eaa00760658f9601e429a061592f096fb6a3b5ef270de927", kill_on_drop: false }`
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[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=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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] error[E0277]: a value of type `Vec<[f64; 4]>` cannot be built from an iterator over elements of type `()`
[INFO] [stdout]   --> src/main.rs:74:14
[INFO] [stdout]    |
[INFO] [stdout] 74 |             .collect();
[INFO] [stdout]    |              ^^^^^^^ value of type `Vec<[f64; 4]>` cannot be built from `std::iter::Iterator<Item=()>`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromIterator<()>` is not implemented for `Vec<[f64; 4]>`
[INFO] [stdout]            but trait `FromIterator<[f64; 4]>` is implemented for it
[INFO] [stdout]    = help: for that trait implementation, expected `[f64; 4]`, found `()`
[INFO] [stdout] note: the method call chain might not have had the expected associated types
[INFO] [stdout]   --> src/main.rs:67:14
[INFO] [stdout]    |
[INFO] [stdout] 65 |           let squares: Vec<graphics::types::Rectangle> = self.body
[INFO] [stdout]    |                                                          --------- this expression has type `LinkedList<(i32, i32)>`
[INFO] [stdout] 66 |               .iter()
[INFO] [stdout]    |                ------ `Iterator::Item` is `&(i32, i32)` here
[INFO] [stdout] 67 |               .map(|&(x, y)| {
[INFO] [stdout]    |  ______________^
[INFO] [stdout] 68 | |                 graphics::rectangle::square(
[INFO] [stdout] 69 | |                     ( x * 20 ) as f64, 
[INFO] [stdout] 70 | |                     ( y * 20 ) as f64, 
[INFO] [stdout] 71 | |                     20_f64
[INFO] [stdout] 72 | |                 );
[INFO] [stdout] 73 | |             })
[INFO] [stdout]    | |______________^ `Iterator::Item` changed to `()` here
[INFO] [stdout] note: required by a bound in `collect`
[INFO] [stdout]   --> /rustc/46424fb5054f211ec836c5c03159f92e46bb35ac/library/core/src/iter/traits/iterator.rs:1972:5
[INFO] [stdout] help: consider removing this semicolon
[INFO] [stdout]    |
[INFO] [stdout] 72 -                 );
[INFO] [stdout] 72 +                 )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: a value of type `Vec<[f64; 4]>` cannot be built from an iterator over elements of type `()`
[INFO] [stdout]   --> src/main.rs:74:14
[INFO] [stdout]    |
[INFO] [stdout] 74 |             .collect();
[INFO] [stdout]    |              ^^^^^^^ value of type `Vec<[f64; 4]>` cannot be built from `std::iter::Iterator<Item=()>`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromIterator<()>` is not implemented for `Vec<[f64; 4]>`
[INFO] [stdout]            but trait `FromIterator<[f64; 4]>` is implemented for it
[INFO] [stdout]    = help: for that trait implementation, expected `[f64; 4]`, found `()`
[INFO] [stdout] note: the method call chain might not have had the expected associated types
[INFO] [stdout]   --> src/main.rs:67:14
[INFO] [stdout]    |
[INFO] [stdout] 65 |           let squares: Vec<graphics::types::Rectangle> = self.body
[INFO] [stdout]    |                                                          --------- this expression has type `LinkedList<(i32, i32)>`
[INFO] [stdout] 66 |               .iter()
[INFO] [stdout]    |                ------ `Iterator::Item` is `&(i32, i32)` here
[INFO] [stdout] 67 |               .map(|&(x, y)| {
[INFO] [stdout]    |  ______________^
[INFO] [stdout] 68 | |                 graphics::rectangle::square(
[INFO] [stdout] 69 | |                     ( x * 20 ) as f64, 
[INFO] [stdout] 70 | |                     ( y * 20 ) as f64, 
[INFO] [stdout] 71 | |                     20_f64
[INFO] [stdout] 72 | |                 );
[INFO] [stdout] 73 | |             })
[INFO] [stdout]    | |______________^ `Iterator::Item` changed to `()` here
[INFO] [stdout] note: required by a bound in `collect`
[INFO] [stdout]   --> /rustc/46424fb5054f211ec836c5c03159f92e46bb35ac/library/core/src/iter/traits/iterator.rs:1972:5
[INFO] [stdout] help: consider removing this semicolon
[INFO] [stdout]    |
[INFO] [stdout] 72 -                 );
[INFO] [stdout] 72 +                 )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/main.rs:38:26
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn update(&mut self, args: &UpdateArgs) {
[INFO] [stdout]    |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/main.rs:38:26
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn update(&mut self, args: &UpdateArgs) {
[INFO] [stdout]    |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `snake-game-rust` (bin "snake-game-rust") due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `snake-game-rust` (bin "snake-game-rust" test) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "2cbf1996bebef938f0c3514c70db145ee7bcd5a9de3c56545b0093f225069032", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cbf1996bebef938f0c3514c70db145ee7bcd5a9de3c56545b0093f225069032", kill_on_drop: false }`
[INFO] [stdout] 2cbf1996bebef938f0c3514c70db145ee7bcd5a9de3c56545b0093f225069032
