[INFO] cloning repository https://github.com/asuyou/selfmine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/asuyou/selfmine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasuyou%2Fselfmine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasuyou%2Fselfmine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 46a9dcbf6a9c4d2d52c27caa0a0676a6fe09d7ff
[INFO] testing asuyou/selfmine against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasuyou%2Fselfmine" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/asuyou/selfmine
[INFO] finished tweaking git repo https://github.com/asuyou/selfmine
[INFO] tweaked toml for git repo https://github.com/asuyou/selfmine written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/asuyou/selfmine on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/asuyou/selfmine 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1071c95bec8a24a4c652a73e8ce06a36ede929248b641d7590a55c71e5e41c61
[INFO] running `Command { std: "docker" "start" "-a" "1071c95bec8a24a4c652a73e8ce06a36ede929248b641d7590a55c71e5e41c61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1071c95bec8a24a4c652a73e8ce06a36ede929248b641d7590a55c71e5e41c61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1071c95bec8a24a4c652a73e8ce06a36ede929248b641d7590a55c71e5e41c61", kill_on_drop: false }`
[INFO] [stdout] 1071c95bec8a24a4c652a73e8ce06a36ede929248b641d7590a55c71e5e41c61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] e74462b97e45fd53df315195e5db506b8755a12961121e9fefa02bf463458149
[INFO] running `Command { std: "docker" "start" "-a" "e74462b97e45fd53df315195e5db506b8755a12961121e9fefa02bf463458149", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling selfmine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `total_mines` is never read
[INFO] [stdout]   --> src/game.rs:17:7
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Board {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 17 |   pub total_mines: usize,
[INFO] [stdout]    |       ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Board` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `iter_neighbors_open` is never used
[INFO] [stdout]    --> src/game.rs:112:10
[INFO] [stdout]     |
[INFO] [stdout] 23  | impl Board {
[INFO] [stdout]     | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 112 |   pub fn iter_neighbors_open(&mut self, pos: Position) -> impl Iterator<Item = Position> + '_ {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.77s
[INFO] running `Command { std: "docker" "inspect" "e74462b97e45fd53df315195e5db506b8755a12961121e9fefa02bf463458149", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e74462b97e45fd53df315195e5db506b8755a12961121e9fefa02bf463458149", kill_on_drop: false }`
[INFO] [stdout] e74462b97e45fd53df315195e5db506b8755a12961121e9fefa02bf463458149
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] bc52a968db56c2cd73fa5f41171424d8de241abba747231201ea5724c7851b03
[INFO] running `Command { std: "docker" "start" "-a" "bc52a968db56c2cd73fa5f41171424d8de241abba747231201ea5724c7851b03", kill_on_drop: false }`
[INFO] [stderr]    Compiling selfmine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `total_mines` is never read
[INFO] [stdout]   --> src/game.rs:17:7
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Board {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 17 |   pub total_mines: usize,
[INFO] [stdout]    |       ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Board` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `iter_neighbors_open` is never used
[INFO] [stdout]    --> src/game.rs:112:10
[INFO] [stdout]     |
[INFO] [stdout] 23  | impl Board {
[INFO] [stdout]     | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 112 |   pub fn iter_neighbors_open(&mut self, pos: Position) -> impl Iterator<Item = Position> + '_ {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "bc52a968db56c2cd73fa5f41171424d8de241abba747231201ea5724c7851b03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc52a968db56c2cd73fa5f41171424d8de241abba747231201ea5724c7851b03", kill_on_drop: false }`
[INFO] [stdout] bc52a968db56c2cd73fa5f41171424d8de241abba747231201ea5724c7851b03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 15b7e61fe02bb05ccac7259e64ee7da638678db9e58802655650444c04f2998b
[INFO] running `Command { std: "docker" "start" "-a" "15b7e61fe02bb05ccac7259e64ee7da638678db9e58802655650444c04f2998b", kill_on_drop: false }`
[INFO] [stderr] warning: field `total_mines` is never read
[INFO] [stderr]   --> src/game.rs:17:7
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub struct Board {
[INFO] [stderr]    |            ----- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 17 |   pub total_mines: usize,
[INFO] [stderr]    |       ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Board` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `iter_neighbors_open` is never used
[INFO] [stderr]    --> src/game.rs:112:10
[INFO] [stderr]     |
[INFO] [stderr] 23  | impl Board {
[INFO] [stderr]     | ---------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 112 |   pub fn iter_neighbors_open(&mut self, pos: Position) -> impl Iterator<Item = Position> + '_ {
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `selfmine` (bin "selfmine" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/selfmine-7b7456c020cde069)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "15b7e61fe02bb05ccac7259e64ee7da638678db9e58802655650444c04f2998b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15b7e61fe02bb05ccac7259e64ee7da638678db9e58802655650444c04f2998b", kill_on_drop: false }`
[INFO] [stdout] 15b7e61fe02bb05ccac7259e64ee7da638678db9e58802655650444c04f2998b