[INFO] cloning repository https://github.com/c2d7fa/squaretillery
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/c2d7fa/squaretillery" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fc2d7fa%2Fsquaretillery", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fc2d7fa%2Fsquaretillery'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7fa34090d4a0724934de6197122cf83fcb2af036
[INFO] checking c2d7fa/squaretillery against try#dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e for pr-153721
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fc2d7fa%2Fsquaretillery" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/c2d7fa/squaretillery
[INFO] finished tweaking git repo https://github.com/c2d7fa/squaretillery
[INFO] tweaked toml for git repo https://github.com/c2d7fa/squaretillery written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/c2d7fa/squaretillery on toolchain dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/c2d7fa/squaretillery 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" "+dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 8dbb232b486d734b27ea163d46d2f65bd28162bfc5872237c31e2f5490343214
[INFO] running `Command { std: "docker" "start" "8dbb232b486d734b27ea163d46d2f65bd28162bfc5872237c31e2f5490343214", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8dbb232b486d734b27ea163d46d2f65bd28162bfc5872237c31e2f5490343214" "/opt/rustwide/cargo-home/bin/cargo" "+dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8dbb232b486d734b27ea163d46d2f65bd28162bfc5872237c31e2f5490343214", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8dbb232b486d734b27ea163d46d2f65bd28162bfc5872237c31e2f5490343214" "/opt/rustwide/cargo-home/bin/cargo" "+dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling getrandom v0.1.11
[INFO] [stderr]     Checking ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling sdl2 v0.32.2
[INFO] [stderr]    Compiling sdl2-sys v0.32.6
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking squaretillery v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/game.rs:301:50
[INFO] [stdout]     |
[INFO] [stdout] 301 |         enum SuitSimilarity { None, Color, Suit };
[INFO] [stdout]     |                                                  ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/game.rs:301:50
[INFO] [stdout]     |
[INFO] [stdout] 301 |         enum SuitSimilarity { None, Color, Suit };
[INFO] [stdout]     |                                                  ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/game.rs:218:56
[INFO] [stdout]     |
[INFO] [stdout] 218 |             let mut result: [[Pile; 5]; 5] = std::mem::uninitialized();
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/game.rs:220:54
[INFO] [stdout]     |
[INFO] [stdout] 220 |                 let mut value: [Pile; 5] = std::mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/game.rs:218:56
[INFO] [stdout]     |
[INFO] [stdout] 218 |             let mut result: [[Pile; 5]; 5] = std::mem::uninitialized();
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/game.rs:220:54
[INFO] [stdout]     |
[INFO] [stdout] 220 |                 let mut value: [Pile; 5] = std::mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[[Pile; 5]; 5]` does not permit being left uninitialized
[INFO] [stdout]    --> src/game.rs:218:46
[INFO] [stdout]     |
[INFO] [stdout] 218 |             let mut result: [[Pile; 5]; 5] = std::mem::uninitialized();
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                              |
[INFO] [stdout]     |                                              this code causes undefined behavior when executed
[INFO] [stdout]     |                                              help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout] note: `alloc::raw_vec::RawVec<game::Card>` must be initialized inside its custom valid range (in this struct field)
[INFO] [stdout]    --> src/game.rs:27:5
[INFO] [stdout]     |
[INFO] [stdout]  27 |     cards: Vec<Card>,  // NOTE: The top of the pile is at the back.
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: because `alloc::raw_vec::RawVecInner` must be initialized inside its custom valid range
[INFO] [stdout]     = note: `std::ptr::Unique<u8>` must be non-null
[INFO] [stdout]     = note: because `std::ptr::NonNull<u8>` must be non-null
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[Pile; 5]` does not permit being left uninitialized
[INFO] [stdout]    --> src/game.rs:220:44
[INFO] [stdout]     |
[INFO] [stdout] 220 |                 let mut value: [Pile; 5] = std::mem::uninitialized();
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                            |
[INFO] [stdout]     |                                            this code causes undefined behavior when executed
[INFO] [stdout]     |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout] note: `alloc::raw_vec::RawVec<game::Card>` must be initialized inside its custom valid range (in this struct field)
[INFO] [stdout]    --> src/game.rs:27:5
[INFO] [stdout]     |
[INFO] [stdout]  27 |     cards: Vec<Card>,  // NOTE: The top of the pile is at the back.
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: because `alloc::raw_vec::RawVecInner` must be initialized inside its custom valid range
[INFO] [stdout]     = note: `std::ptr::Unique<u8>` must be non-null
[INFO] [stdout]     = note: because `std::ptr::NonNull<u8>` must be non-null
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[[Pile; 5]; 5]` does not permit being left uninitialized
[INFO] [stdout]    --> src/game.rs:218:46
[INFO] [stdout]     |
[INFO] [stdout] 218 |             let mut result: [[Pile; 5]; 5] = std::mem::uninitialized();
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                              |
[INFO] [stdout]     |                                              this code causes undefined behavior when executed
[INFO] [stdout]     |                                              help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout] note: `alloc::raw_vec::RawVec<game::Card>` must be initialized inside its custom valid range (in this struct field)
[INFO] [stdout]    --> src/game.rs:27:5
[INFO] [stdout]     |
[INFO] [stdout]  27 |     cards: Vec<Card>,  // NOTE: The top of the pile is at the back.
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: because `alloc::raw_vec::RawVecInner` must be initialized inside its custom valid range
[INFO] [stdout]     = note: `std::ptr::Unique<u8>` must be non-null
[INFO] [stdout]     = note: because `std::ptr::NonNull<u8>` must be non-null
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[Pile; 5]` does not permit being left uninitialized
[INFO] [stdout]    --> src/game.rs:220:44
[INFO] [stdout]     |
[INFO] [stdout] 220 |                 let mut value: [Pile; 5] = std::mem::uninitialized();
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                            |
[INFO] [stdout]     |                                            this code causes undefined behavior when executed
[INFO] [stdout]     |                                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout] note: `alloc::raw_vec::RawVec<game::Card>` must be initialized inside its custom valid range (in this struct field)
[INFO] [stdout]    --> src/game.rs:27:5
[INFO] [stdout]     |
[INFO] [stdout]  27 |     cards: Vec<Card>,  // NOTE: The top of the pile is at the back.
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: because `alloc::raw_vec::RawVecInner` must be initialized inside its custom valid range
[INFO] [stdout]     = note: `std::ptr::Unique<u8>` must be non-null
[INFO] [stdout]     = note: because `std::ptr::NonNull<u8>` must be non-null
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.78s
[INFO] running `Command { std: "docker" "inspect" "8dbb232b486d734b27ea163d46d2f65bd28162bfc5872237c31e2f5490343214", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8dbb232b486d734b27ea163d46d2f65bd28162bfc5872237c31e2f5490343214", kill_on_drop: false }`
[INFO] [stdout] 8dbb232b486d734b27ea163d46d2f65bd28162bfc5872237c31e2f5490343214
