[INFO] cloning repository https://github.com/cachede/minesweeper_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cachede/minesweeper_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcachede%2Fminesweeper_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcachede%2Fminesweeper_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4981f7612f45d72f5fa26d02495d1ed436d63489
[INFO] testing cachede/minesweeper_rs against master#414482f6a0d4e7290f614300581a0b55442552a3 for pr-140985
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcachede%2Fminesweeper_rs" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cachede/minesweeper_rs on toolchain 414482f6a0d4e7290f614300581a0b55442552a3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+414482f6a0d4e7290f614300581a0b55442552a3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cachede/minesweeper_rs
[INFO] finished tweaking git repo https://github.com/cachede/minesweeper_rs
[INFO] tweaked toml for git repo https://github.com/cachede/minesweeper_rs written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/cachede/minesweeper_rs 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" "+414482f6a0d4e7290f614300581a0b55442552a3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded all_asserts v2.3.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+414482f6a0d4e7290f614300581a0b55442552a3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aef95cb3768a452086cdbd36b067e97e96b5088bf8a8c9f8fa6e72366a533af8
[INFO] running `Command { std: "docker" "start" "-a" "aef95cb3768a452086cdbd36b067e97e96b5088bf8a8c9f8fa6e72366a533af8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aef95cb3768a452086cdbd36b067e97e96b5088bf8a8c9f8fa6e72366a533af8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aef95cb3768a452086cdbd36b067e97e96b5088bf8a8c9f8fa6e72366a533af8", kill_on_drop: false }`
[INFO] [stdout] aef95cb3768a452086cdbd36b067e97e96b5088bf8a8c9f8fa6e72366a533af8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+414482f6a0d4e7290f614300581a0b55442552a3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f9bb927a83ad99fd2530cb31e189828c545b54b2391df70a4fc488e3f566173d
[INFO] running `Command { std: "docker" "start" "-a" "f9bb927a83ad99fd2530cb31e189828c545b54b2391df70a4fc488e3f566173d", kill_on_drop: false }`
[INFO] [stderr]    Compiling all_asserts v2.3.3
[INFO] [stderr]    Compiling Aufgabe1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `char`
[INFO] [stdout]    --> src/main.rs:162:17
[INFO] [stdout]     |
[INFO] [stdout] 162 |     if let Some(char) = minesweeper_vec.get(row_up_search_index as usize) {
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_char`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `char`
[INFO] [stdout]    --> src/main.rs:170:17
[INFO] [stdout]     |
[INFO] [stdout] 170 |     if let Some(char) = minesweeper_vec.get(row_down_search_index as usize) {
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_char`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `char`
[INFO] [stdout]    --> src/main.rs:189:17
[INFO] [stdout]     |
[INFO] [stdout] 189 |     if let Some(char) = minesweeper_vec.get(row_up_search_index as usize) {
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_char`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `char`
[INFO] [stdout]    --> src/main.rs:197:17
[INFO] [stdout]     |
[INFO] [stdout] 197 |     if let Some(char) = minesweeper_vec.get(row_up_search_index as usize) {
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_char`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `char`
[INFO] [stdout]    --> src/main.rs:205:17
[INFO] [stdout]     |
[INFO] [stdout] 205 |     if let Some(char) = minesweeper_vec.get(row_down_search_index as usize) {
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_char`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `char`
[INFO] [stdout]    --> src/main.rs:213:17
[INFO] [stdout]     |
[INFO] [stdout] 213 |     if let Some(char) = minesweeper_vec.get(row_down_search_index as usize) {
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_char`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "f9bb927a83ad99fd2530cb31e189828c545b54b2391df70a4fc488e3f566173d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9bb927a83ad99fd2530cb31e189828c545b54b2391df70a4fc488e3f566173d", kill_on_drop: false }`
[INFO] [stdout] f9bb927a83ad99fd2530cb31e189828c545b54b2391df70a4fc488e3f566173d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+414482f6a0d4e7290f614300581a0b55442552a3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6f69e760799bfec1147f34320797a0e687cabbd7ebdb3827aa0147ad533eba0
[INFO] running `Command { std: "docker" "start" "-a" "f6f69e760799bfec1147f34320797a0e687cabbd7ebdb3827aa0147ad533eba0", kill_on_drop: false }`
[INFO] [stderr]    Compiling Aufgabe1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0600]: cannot apply unary operator `!` to type `Result<(), std::io::Error>`
[INFO] [stdout]    --> src/main.rs:235:9
[INFO] [stdout]     |
[INFO] [stdout] 235 |         assert!(check_valid_vec(&test_vec));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot apply unary operator `!`
[INFO] [stdout]     |
[INFO] [stdout] note: the foreign item type `Result<(), std::io::Error>` doesn't implement `Not`
[INFO] [stdout]    --> /rustc/414482f6a0d4e7290f614300581a0b55442552a3/library/core/src/result.rs:548:1
[INFO] [stdout]     |
[INFO] [stdout]     = note: not implement `Not`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0600]: cannot apply unary operator `!` to type `Result<(), std::io::Error>`
[INFO] [stdout]    --> src/main.rs:243:9
[INFO] [stdout]     |
[INFO] [stdout] 243 |         assert!(check_valid_vec(&test_vec));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot apply unary operator `!`
[INFO] [stdout]     |
[INFO] [stdout] note: the foreign item type `Result<(), std::io::Error>` doesn't implement `Not`
[INFO] [stdout]    --> /rustc/414482f6a0d4e7290f614300581a0b55442552a3/library/core/src/result.rs:548:1
[INFO] [stdout]     |
[INFO] [stdout]     = note: not implement `Not`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0600]: cannot apply unary operator `!` to type `Result<(), std::io::Error>`
[INFO] [stdout]    --> src/main.rs:251:9
[INFO] [stdout]     |
[INFO] [stdout] 251 |         assert!(check_valid_vec(&test_vec));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot apply unary operator `!`
[INFO] [stdout]     |
[INFO] [stdout] note: the foreign item type `Result<(), std::io::Error>` doesn't implement `Not`
[INFO] [stdout]    --> /rustc/414482f6a0d4e7290f614300581a0b55442552a3/library/core/src/result.rs:548:1
[INFO] [stdout]     |
[INFO] [stdout]     = note: not implement `Not`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0600]: cannot apply unary operator `!` to type `Result<(), std::io::Error>`
[INFO] [stdout]    --> src/main.rs:259:9
[INFO] [stdout]     |
[INFO] [stdout] 259 |         assert_false!(check_valid_vec(&test_vec));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot apply unary operator `!`
[INFO] [stdout]     |
[INFO] [stdout] note: the foreign item type `Result<(), std::io::Error>` doesn't implement `Not`
[INFO] [stdout]    --> /rustc/414482f6a0d4e7290f614300581a0b55442552a3/library/core/src/result.rs:548:1
[INFO] [stdout]     |
[INFO] [stdout]     = note: not implement `Not`
[INFO] [stdout]     = note: this error originates in the macro `assert_false` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0600]: cannot apply unary operator `!` to type `Result<(), std::io::Error>`
[INFO] [stdout]    --> src/main.rs:267:9
[INFO] [stdout]     |
[INFO] [stdout] 267 |         assert_false!(check_valid_vec(&test_vec));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot apply unary operator `!`
[INFO] [stdout]     |
[INFO] [stdout] note: the foreign item type `Result<(), std::io::Error>` doesn't implement `Not`
[INFO] [stdout]    --> /rustc/414482f6a0d4e7290f614300581a0b55442552a3/library/core/src/result.rs:548:1
[INFO] [stdout]     |
[INFO] [stdout]     = note: not implement `Not`
[INFO] [stdout]     = note: this error originates in the macro `assert_false` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0600]: cannot apply unary operator `!` to type `Result<(), std::io::Error>`
[INFO] [stdout]    --> src/main.rs:278:9
[INFO] [stdout]     |
[INFO] [stdout] 278 |         assert_false!(check_valid_vec(&test_vec));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot apply unary operator `!`
[INFO] [stdout]     |
[INFO] [stdout] note: the foreign item type `Result<(), std::io::Error>` doesn't implement `Not`
[INFO] [stdout]    --> /rustc/414482f6a0d4e7290f614300581a0b55442552a3/library/core/src/result.rs:548:1
[INFO] [stdout]     |
[INFO] [stdout]     = note: not implement `Not`
[INFO] [stdout]     = note: this error originates in the macro `assert_false` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0600]: cannot apply unary operator `!` to type `Result<(), std::io::Error>`
[INFO] [stdout]    --> src/main.rs:289:9
[INFO] [stdout]     |
[INFO] [stdout] 289 |         assert_false!(check_valid_vec(&test_vec));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot apply unary operator `!`
[INFO] [stdout]     |
[INFO] [stdout] note: the foreign item type `Result<(), std::io::Error>` doesn't implement `Not`
[INFO] [stdout]    --> /rustc/414482f6a0d4e7290f614300581a0b55442552a3/library/core/src/result.rs:548:1
[INFO] [stdout]     |
[INFO] [stdout]     = note: not implement `Not`
[INFO] [stdout]     = note: this error originates in the macro `assert_false` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: can't compare `Vec<Vec<char>>` with `Result<Vec<Vec<char>>, std::io::Error>`
[INFO] [stdout]    --> src/main.rs:305:9
[INFO] [stdout]     |
[INFO] [stdout] 305 |         assert_eq!(no_bomb_vec, result_vec);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no implementation for `Vec<Vec<char>> == Result<Vec<Vec<char>>, std::io::Error>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `PartialEq<Result<Vec<Vec<char>>, std::io::Error>>` is not implemented for `Vec<Vec<char>>`
[INFO] [stdout]     = help: the following other types implement trait `PartialEq<Rhs>`:
[INFO] [stdout]               `Vec<T, A1>` implements `PartialEq<Vec<U, A2>>`
[INFO] [stdout]               `Vec<T, A>` implements `PartialEq<&[U; N]>`
[INFO] [stdout]               `Vec<T, A>` implements `PartialEq<&[U]>`
[INFO] [stdout]               `Vec<T, A>` implements `PartialEq<&mut [U]>`
[INFO] [stdout]               `Vec<T, A>` implements `PartialEq<[U; N]>`
[INFO] [stdout]               `Vec<T, A>` implements `PartialEq<[U]>`
[INFO] [stdout]               `Vec<u8>` implements `PartialEq<ByteStr>`
[INFO] [stdout]               `Vec<u8>` implements `PartialEq<ByteString>`
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: can't compare `Vec<Vec<char>>` with `Result<Vec<Vec<char>>, std::io::Error>`
[INFO] [stdout]    --> src/main.rs:321:9
[INFO] [stdout]     |
[INFO] [stdout] 321 |         assert_eq!(middle_bomb_vec, result_vec);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no implementation for `Vec<Vec<char>> == Result<Vec<Vec<char>>, std::io::Error>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `PartialEq<Result<Vec<Vec<char>>, std::io::Error>>` is not implemented for `Vec<Vec<char>>`
[INFO] [stdout]     = help: the following other types implement trait `PartialEq<Rhs>`:
[INFO] [stdout]               `Vec<T, A1>` implements `PartialEq<Vec<U, A2>>`
[INFO] [stdout]               `Vec<T, A>` implements `PartialEq<&[U; N]>`
[INFO] [stdout]               `Vec<T, A>` implements `PartialEq<&[U]>`
[INFO] [stdout]               `Vec<T, A>` implements `PartialEq<&mut [U]>`
[INFO] [stdout]               `Vec<T, A>` implements `PartialEq<[U; N]>`
[INFO] [stdout]               `Vec<T, A>` implements `PartialEq<[U]>`
[INFO] [stdout]               `Vec<u8>` implements `PartialEq<ByteStr>`
[INFO] [stdout]               `Vec<u8>` implements `PartialEq<ByteString>`
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: can't compare `Vec<Vec<char>>` with `Result<Vec<Vec<char>>, std::io::Error>`
[INFO] [stdout]    --> src/main.rs:333:9
[INFO] [stdout]     |
[INFO] [stdout] 333 |         assert_eq!(one_line_vec, result_vec);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no implementation for `Vec<Vec<char>> == Result<Vec<Vec<char>>, std::io::Error>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `PartialEq<Result<Vec<Vec<char>>, std::io::Error>>` is not implemented for `Vec<Vec<char>>`
[INFO] [stdout]     = help: the following other types implement trait `PartialEq<Rhs>`:
[INFO] [stdout]               `Vec<T, A1>` implements `PartialEq<Vec<U, A2>>`
[INFO] [stdout]               `Vec<T, A>` implements `PartialEq<&[U; N]>`
[INFO] [stdout]               `Vec<T, A>` implements `PartialEq<&[U]>`
[INFO] [stdout]               `Vec<T, A>` implements `PartialEq<&mut [U]>`
[INFO] [stdout]               `Vec<T, A>` implements `PartialEq<[U; N]>`
[INFO] [stdout]               `Vec<T, A>` implements `PartialEq<[U]>`
[INFO] [stdout]               `Vec<u8>` implements `PartialEq<ByteStr>`
[INFO] [stdout]               `Vec<u8>` implements `PartialEq<ByteString>`
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: can't compare `Vec<Vec<char>>` with `Result<Vec<Vec<char>>, std::io::Error>`
[INFO] [stdout]    --> src/main.rs:349:9
[INFO] [stdout]     |
[INFO] [stdout] 349 |         assert_eq!(max_bombs_vec, result_vec);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no implementation for `Vec<Vec<char>> == Result<Vec<Vec<char>>, std::io::Error>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `PartialEq<Result<Vec<Vec<char>>, std::io::Error>>` is not implemented for `Vec<Vec<char>>`
[INFO] [stdout]     = help: the following other types implement trait `PartialEq<Rhs>`:
[INFO] [stdout]               `Vec<T, A1>` implements `PartialEq<Vec<U, A2>>`
[INFO] [stdout]               `Vec<T, A>` implements `PartialEq<&[U; N]>`
[INFO] [stdout]               `Vec<T, A>` implements `PartialEq<&[U]>`
[INFO] [stdout]               `Vec<T, A>` implements `PartialEq<&mut [U]>`
[INFO] [stdout]               `Vec<T, A>` implements `PartialEq<[U; N]>`
[INFO] [stdout]               `Vec<T, A>` implements `PartialEq<[U]>`
[INFO] [stdout]               `Vec<u8>` implements `PartialEq<ByteStr>`
[INFO] [stdout]               `Vec<u8>` implements `PartialEq<ByteString>`
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: can't compare `Vec<Vec<char>>` with `Result<Vec<Vec<char>>, std::io::Error>`
[INFO] [stdout]    --> src/main.rs:371:9
[INFO] [stdout]     |
[INFO] [stdout] 371 |         assert_eq!(output, result);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^ no implementation for `Vec<Vec<char>> == Result<Vec<Vec<char>>, std::io::Error>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `PartialEq<Result<Vec<Vec<char>>, std::io::Error>>` is not implemented for `Vec<Vec<char>>`
[INFO] [stdout]     = help: the following other types implement trait `PartialEq<Rhs>`:
[INFO] [stdout]               `Vec<T, A1>` implements `PartialEq<Vec<U, A2>>`
[INFO] [stdout]               `Vec<T, A>` implements `PartialEq<&[U; N]>`
[INFO] [stdout]               `Vec<T, A>` implements `PartialEq<&[U]>`
[INFO] [stdout]               `Vec<T, A>` implements `PartialEq<&mut [U]>`
[INFO] [stdout]               `Vec<T, A>` implements `PartialEq<[U; N]>`
[INFO] [stdout]               `Vec<T, A>` implements `PartialEq<[U]>`
[INFO] [stdout]               `Vec<u8>` implements `PartialEq<ByteStr>`
[INFO] [stdout]               `Vec<u8>` implements `PartialEq<ByteString>`
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `char`
[INFO] [stdout]    --> src/main.rs:162:17
[INFO] [stdout]     |
[INFO] [stdout] 162 |     if let Some(char) = minesweeper_vec.get(row_up_search_index as usize) {
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_char`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `char`
[INFO] [stdout]    --> src/main.rs:170:17
[INFO] [stdout]     |
[INFO] [stdout] 170 |     if let Some(char) = minesweeper_vec.get(row_down_search_index as usize) {
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_char`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `char`
[INFO] [stdout]    --> src/main.rs:189:17
[INFO] [stdout]     |
[INFO] [stdout] 189 |     if let Some(char) = minesweeper_vec.get(row_up_search_index as usize) {
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_char`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `char`
[INFO] [stdout]    --> src/main.rs:197:17
[INFO] [stdout]     |
[INFO] [stdout] 197 |     if let Some(char) = minesweeper_vec.get(row_up_search_index as usize) {
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_char`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `char`
[INFO] [stdout]    --> src/main.rs:205:17
[INFO] [stdout]     |
[INFO] [stdout] 205 |     if let Some(char) = minesweeper_vec.get(row_down_search_index as usize) {
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_char`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `char`
[INFO] [stdout]    --> src/main.rs:213:17
[INFO] [stdout]     |
[INFO] [stdout] 213 |     if let Some(char) = minesweeper_vec.get(row_down_search_index as usize) {
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_char`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0600.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `Aufgabe1` (bin "Aufgabe1" test) due to 12 previous errors; 6 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "f6f69e760799bfec1147f34320797a0e687cabbd7ebdb3827aa0147ad533eba0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6f69e760799bfec1147f34320797a0e687cabbd7ebdb3827aa0147ad533eba0", kill_on_drop: false }`
[INFO] [stdout] f6f69e760799bfec1147f34320797a0e687cabbd7ebdb3827aa0147ad533eba0