[INFO] cloning repository https://github.com/claudiomattera/minesweeper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/claudiomattera/minesweeper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclaudiomattera%2Fminesweeper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclaudiomattera%2Fminesweeper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ecbad54a79fe30dee9549a0f6b8c45aa6210e2ab
[INFO] testing claudiomattera/minesweeper against master#cced03bfd61a304243a34504618ecec86c17063f for pr-154065-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclaudiomattera%2Fminesweeper" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-6-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/claudiomattera/minesweeper
[INFO] finished tweaking git repo https://github.com/claudiomattera/minesweeper
[INFO] tweaked toml for git repo https://github.com/claudiomattera/minesweeper written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/claudiomattera/minesweeper on toolchain cced03bfd61a304243a34504618ecec86c17063f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/claudiomattera/minesweeper 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" "+cced03bfd61a304243a34504618ecec86c17063f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded png2wasm4src v0.1.0
[INFO] [stderr]   Downloaded bytemuck v1.7.2
[INFO] [stderr]   Downloaded crc32fast v1.2.2
[INFO] [stderr]   Downloaded buddy-alloc v0.4.1
[INFO] [stderr]   Downloaded png v0.17.2
[INFO] [stderr]   Downloaded core2 v0.3.2
[INFO] [stderr]   Downloaded deflate v0.9.1
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c3a801df47d55a43755409456c437bb1076013f1fd07d2ffeda56d4fdb273fba
[INFO] running `Command { std: "docker" "start" "-a" "c3a801df47d55a43755409456c437bb1076013f1fd07d2ffeda56d4fdb273fba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c3a801df47d55a43755409456c437bb1076013f1fd07d2ffeda56d4fdb273fba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3a801df47d55a43755409456c437bb1076013f1fd07d2ffeda56d4fdb273fba", kill_on_drop: false }`
[INFO] [stdout] c3a801df47d55a43755409456c437bb1076013f1fd07d2ffeda56d4fdb273fba
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b365ff7309331d79b096e2b7fcf1720ffa241775fca3c88bdbcc1c6a5e1a3826
[INFO] running `Command { std: "docker" "start" "-a" "b365ff7309331d79b096e2b7fcf1720ffa241775fca3c88bdbcc1c6a5e1a3826", kill_on_drop: false }`
[INFO] [stderr]    Compiling encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling crc32fast v1.2.2
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling miniz_oxide v0.3.7
[INFO] [stderr]    Compiling encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-korean v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-japanese v1.20141219.5
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling deflate v0.8.6
[INFO] [stderr]    Compiling deflate v0.9.1
[INFO] [stderr]    Compiling encoding v0.2.33
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling bytemuck v1.7.2
[INFO] [stderr]    Compiling png v0.17.2
[INFO] [stderr]    Compiling png v0.16.8
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling buddy-alloc v0.4.1
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling image v0.23.14
[INFO] [stderr]    Compiling core2 v0.3.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling png2wasm4src v0.1.0
[INFO] [stderr]    Compiling minesweeper v1.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `set_one`, `set`, and `get` are never used
[INFO] [stdout]   --> src/graphics/drawcolors.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 47 | impl DrawColorsImpl {
[INFO] [stdout]    | ------------------- methods in this implementation
[INFO] [stdout] 48 |     pub fn set_one(&mut self, index: usize, value: u8) -> &mut Self {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     pub fn set(&mut self, value: u16) {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 65 |     pub fn get(&self) -> u16 {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]   --> src/game/loop.rs:19:34
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let state_machine = unsafe { &mut STATE_MACHINE };
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]    = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] help: use `&raw mut` instead to create a raw pointer
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let state_machine = unsafe { &raw mut STATE_MACHINE };
[INFO] [stdout]    |                                   +++
[INFO] [stdout] help: this type already provides "interior mutability", so its binding doesn't need to be declared as mutable
[INFO] [stdout]   --> src/statemachine.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 - pub static mut STATE_MACHINE: Lazy<Machine> = Lazy::new(|| Machine {
[INFO] [stdout] 40 + pub static STATE_MACHINE: Lazy<Machine> = Lazy::new(|| Machine {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]   --> src/statemachine/pregame.rs:73:34
[INFO] [stdout]    |
[INFO] [stdout] 73 |         let generator = unsafe { &mut RNG };
[INFO] [stdout]    |                                  ^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout] help: use `&raw mut` instead to create a raw pointer
[INFO] [stdout]    |
[INFO] [stdout] 73 |         let generator = unsafe { &raw mut RNG };
[INFO] [stdout]    |                                   +++
[INFO] [stdout] help: this type already provides "interior mutability", so its binding doesn't need to be declared as mutable
[INFO] [stdout]   --> src/random.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 - pub static mut RNG: Lazy<XorShiftRng> = Lazy::new(|| {
[INFO] [stdout] 24 + pub static RNG: Lazy<XorShiftRng> = Lazy::new(|| {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.42s
[INFO] running `Command { std: "docker" "inspect" "b365ff7309331d79b096e2b7fcf1720ffa241775fca3c88bdbcc1c6a5e1a3826", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b365ff7309331d79b096e2b7fcf1720ffa241775fca3c88bdbcc1c6a5e1a3826", kill_on_drop: false }`
[INFO] [stdout] b365ff7309331d79b096e2b7fcf1720ffa241775fca3c88bdbcc1c6a5e1a3826
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 205607041e3a1b72a96d591719bc9b1fe9fa8b36e2597ee0f78d9f4c6d3b3950
[INFO] running `Command { std: "docker" "start" "-a" "205607041e3a1b72a96d591719bc9b1fe9fa8b36e2597ee0f78d9f4c6d3b3950", kill_on_drop: false }`
[INFO] [stderr]    Compiling minesweeper v1.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]   --> src/game/loop.rs:19:34
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let state_machine = unsafe { &mut STATE_MACHINE };
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]    = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] help: use `&raw mut` instead to create a raw pointer
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let state_machine = unsafe { &raw mut STATE_MACHINE };
[INFO] [stdout]    |                                   +++
[INFO] [stdout] help: this type already provides "interior mutability", so its binding doesn't need to be declared as mutable
[INFO] [stdout]   --> src/statemachine.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 - pub static mut STATE_MACHINE: Lazy<Machine> = Lazy::new(|| Machine {
[INFO] [stdout] 40 + pub static STATE_MACHINE: Lazy<Machine> = Lazy::new(|| Machine {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]   --> src/statemachine/pregame.rs:73:34
[INFO] [stdout]    |
[INFO] [stdout] 73 |         let generator = unsafe { &mut RNG };
[INFO] [stdout]    |                                  ^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout] help: use `&raw mut` instead to create a raw pointer
[INFO] [stdout]    |
[INFO] [stdout] 73 |         let generator = unsafe { &raw mut RNG };
[INFO] [stdout]    |                                   +++
[INFO] [stdout] help: this type already provides "interior mutability", so its binding doesn't need to be declared as mutable
[INFO] [stdout]   --> src/random.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 - pub static mut RNG: Lazy<XorShiftRng> = Lazy::new(|| {
[INFO] [stdout] 24 + pub static RNG: Lazy<XorShiftRng> = Lazy::new(|| {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "205607041e3a1b72a96d591719bc9b1fe9fa8b36e2597ee0f78d9f4c6d3b3950", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "205607041e3a1b72a96d591719bc9b1fe9fa8b36e2597ee0f78d9f4c6d3b3950", kill_on_drop: false }`
[INFO] [stdout] 205607041e3a1b72a96d591719bc9b1fe9fa8b36e2597ee0f78d9f4c6d3b3950
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 161270dca03e2001d1349b8102d9f9a2d3b52daca5d7553e0dd4cf43a9c68191
[INFO] running `Command { std: "docker" "start" "-a" "161270dca03e2001d1349b8102d9f9a2d3b52daca5d7553e0dd4cf43a9c68191", kill_on_drop: false }`
[INFO] [stderr] warning: creating a mutable reference to mutable static
[INFO] [stderr]   --> src/game/loop.rs:19:34
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let state_machine = unsafe { &mut STATE_MACHINE };
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stderr]    |
[INFO] [stderr]    = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stderr]    = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stderr] help: use `&raw mut` instead to create a raw pointer
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let state_machine = unsafe { &raw mut STATE_MACHINE };
[INFO] [stderr]    |                                   +++
[INFO] [stderr] help: this type already provides "interior mutability", so its binding doesn't need to be declared as mutable
[INFO] [stderr]   --> src/statemachine.rs:40:12
[INFO] [stderr]    |
[INFO] [stderr] 40 - pub static mut STATE_MACHINE: Lazy<Machine> = Lazy::new(|| Machine {
[INFO] [stderr] 40 + pub static STATE_MACHINE: Lazy<Machine> = Lazy::new(|| Machine {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: creating a mutable reference to mutable static
[INFO] [stderr]   --> src/statemachine/pregame.rs:73:34
[INFO] [stderr]    |
[INFO] [stderr] 73 |         let generator = unsafe { &mut RNG };
[INFO] [stderr]    |                                  ^^^^^^^^ mutable reference to mutable static
[INFO] [stderr]    |
[INFO] [stderr]    = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stderr] help: use `&raw mut` instead to create a raw pointer
[INFO] [stderr]    |
[INFO] [stderr] 73 |         let generator = unsafe { &raw mut RNG };
[INFO] [stderr]    |                                   +++
[INFO] [stderr] help: this type already provides "interior mutability", so its binding doesn't need to be declared as mutable
[INFO] [stderr]   --> src/random.rs:24:12
[INFO] [stderr]    |
[INFO] [stderr] 24 - pub static mut RNG: Lazy<XorShiftRng> = Lazy::new(|| {
[INFO] [stderr] 24 + pub static RNG: Lazy<XorShiftRng> = Lazy::new(|| {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `minesweeper` (lib test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/minesweeper-6d48e906752f9b32)
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/minesweeper-6d48e906752f9b32` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `Command { std: "docker" "inspect" "161270dca03e2001d1349b8102d9f9a2d3b52daca5d7553e0dd4cf43a9c68191", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "161270dca03e2001d1349b8102d9f9a2d3b52daca5d7553e0dd4cf43a9c68191", kill_on_drop: false }`
[INFO] [stdout] 161270dca03e2001d1349b8102d9f9a2d3b52daca5d7553e0dd4cf43a9c68191
