[INFO] cloning repository https://github.com/Miha-x64/Flag-n-Sweep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Miha-x64/Flag-n-Sweep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMiha-x64%2FFlag-n-Sweep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMiha-x64%2FFlag-n-Sweep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0d971eee166d3d62396acd93e060d24e1c57a243
[INFO] testing Miha-x64/Flag-n-Sweep 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%2FMiha-x64%2FFlag-n-Sweep" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Miha-x64/Flag-n-Sweep
[INFO] finished tweaking git repo https://github.com/Miha-x64/Flag-n-Sweep
[INFO] tweaked toml for git repo https://github.com/Miha-x64/Flag-n-Sweep written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Miha-x64/Flag-n-Sweep 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/Miha-x64/Flag-n-Sweep 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded getrandom v0.1.13
[INFO] [stderr]   Downloaded wasi v0.7.0
[INFO] [stderr]   Downloaded num-traits v0.1.43
[INFO] [stderr]   Downloaded autocfg v0.1.7
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.6
[INFO] [stderr]   Downloaded rand_chacha v0.2.1
[INFO] [stderr]   Downloaded c2-chacha v0.2.3
[INFO] [stderr]   Downloaded num-traits v0.2.10
[INFO] [stderr]   Downloaded rand v0.7.2
[INFO] [stderr]   Downloaded libc v0.2.66
[INFO] [stderr]   Downloaded generic-matrix v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 1ad51f682a0051e36666fc2f1a71ced160c197025373dc9a78cfb12e71199fda
[INFO] running `Command { std: "docker" "start" "-a" "1ad51f682a0051e36666fc2f1a71ced160c197025373dc9a78cfb12e71199fda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ad51f682a0051e36666fc2f1a71ced160c197025373dc9a78cfb12e71199fda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ad51f682a0051e36666fc2f1a71ced160c197025373dc9a78cfb12e71199fda", kill_on_drop: false }`
[INFO] [stdout] 1ad51f682a0051e36666fc2f1a71ced160c197025373dc9a78cfb12e71199fda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 37694d9238a268ec086650dd6d2b68af8e2a196d4865adf8c597ffdb7cb8a7b8
[INFO] running `Command { std: "docker" "start" "-a" "37694d9238a268ec086650dd6d2b68af8e2a196d4865adf8c597ffdb7cb8a7b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling generic-matrix v0.1.0
[INFO] [stderr]    Compiling mines v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `y` and `x` are never read
[INFO] [stdout]   --> src/matrix.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct CellMut<'a, T> {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 13 |     pub value: &'a mut T,
[INFO] [stdout] 14 |     pub y: usize,
[INFO] [stdout]    |         ^
[INFO] [stdout] 15 |     pub x: usize,
[INFO] [stdout]    |         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cell` is never constructed
[INFO] [stdout]  --> src/matrix.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Cell<'a, T> {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CellMut` is never constructed
[INFO] [stdout]   --> src/matrix.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct CellMut<'a, T> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `MatrixExt` is never used
[INFO] [stdout]   --> src/matrix.rs:18:11
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub trait MatrixExt<'a, T: 'a> {
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `MatrixExtPartEq` is never used
[INFO] [stdout]   --> src/matrix.rs:30:11
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub trait MatrixExtPartEq<T: PartialEq + Copy> {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.90s
[INFO] running `Command { std: "docker" "inspect" "37694d9238a268ec086650dd6d2b68af8e2a196d4865adf8c597ffdb7cb8a7b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37694d9238a268ec086650dd6d2b68af8e2a196d4865adf8c597ffdb7cb8a7b8", kill_on_drop: false }`
[INFO] [stdout] 37694d9238a268ec086650dd6d2b68af8e2a196d4865adf8c597ffdb7cb8a7b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] fbf5c5cede4c6bc7e37785483c2be342e185f8ff52148645b69cbfc2df8db18f
[INFO] running `Command { std: "docker" "start" "-a" "fbf5c5cede4c6bc7e37785483c2be342e185f8ff52148645b69cbfc2df8db18f", kill_on_drop: false }`
[INFO] [stderr]    Compiling mines v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `y` and `x` are never read
[INFO] [stdout]   --> src/matrix.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct CellMut<'a, T> {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 13 |     pub value: &'a mut T,
[INFO] [stdout] 14 |     pub y: usize,
[INFO] [stdout]    |         ^
[INFO] [stdout] 15 |     pub x: usize,
[INFO] [stdout]    |         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cell` is never constructed
[INFO] [stdout]  --> src/matrix.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Cell<'a, T> {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CellMut` is never constructed
[INFO] [stdout]   --> src/matrix.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct CellMut<'a, T> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `MatrixExt` is never used
[INFO] [stdout]   --> src/matrix.rs:18:11
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub trait MatrixExt<'a, T: 'a> {
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `MatrixExtPartEq` is never used
[INFO] [stdout]   --> src/matrix.rs:30:11
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub trait MatrixExtPartEq<T: PartialEq + Copy> {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `y` and `x` are never read
[INFO] [stdout]   --> src/matrix.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct CellMut<'a, T> {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 13 |     pub value: &'a mut T,
[INFO] [stdout] 14 |     pub y: usize,
[INFO] [stdout]    |         ^
[INFO] [stdout] 15 |     pub x: usize,
[INFO] [stdout]    |         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `Command { std: "docker" "inspect" "fbf5c5cede4c6bc7e37785483c2be342e185f8ff52148645b69cbfc2df8db18f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbf5c5cede4c6bc7e37785483c2be342e185f8ff52148645b69cbfc2df8db18f", kill_on_drop: false }`
[INFO] [stdout] fbf5c5cede4c6bc7e37785483c2be342e185f8ff52148645b69cbfc2df8db18f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 8aa95019762047118b20ee557b60baa71467adfc5db30200d488778c8634ecda
[INFO] running `Command { std: "docker" "start" "-a" "8aa95019762047118b20ee557b60baa71467adfc5db30200d488778c8634ecda", kill_on_drop: false }`
[INFO] [stderr] warning: fields `y` and `x` are never read
[INFO] [stderr]   --> src/matrix.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub struct CellMut<'a, T> {
[INFO] [stderr]    |            ------- fields in this struct
[INFO] [stderr] 13 |     pub value: &'a mut T,
[INFO] [stderr] 14 |     pub y: usize,
[INFO] [stderr]    |         ^
[INFO] [stderr] 15 |     pub x: usize,
[INFO] [stderr]    |         ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `mines` (lib) generated 1 warning
[INFO] [stderr] warning: `mines` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr] warning: struct `Cell` is never constructed
[INFO] [stderr]  --> src/matrix.rs:6:12
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub struct Cell<'a, T> {
[INFO] [stderr]   |            ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `CellMut` is never constructed
[INFO] [stderr]   --> src/matrix.rs:12:12
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub struct CellMut<'a, T> {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `MatrixExt` is never used
[INFO] [stderr]   --> src/matrix.rs:18:11
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub trait MatrixExt<'a, T: 'a> {
[INFO] [stderr]    |           ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `MatrixExtPartEq` is never used
[INFO] [stderr]   --> src/matrix.rs:30:11
[INFO] [stderr]    |
[INFO] [stderr] 30 | pub trait MatrixExtPartEq<T: PartialEq + Copy> {
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `mines` (bin "mines" test) generated 4 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/mines-2c79c92653603b00)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/mines-d16b61edf3a3175d)
[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] [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" "8aa95019762047118b20ee557b60baa71467adfc5db30200d488778c8634ecda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8aa95019762047118b20ee557b60baa71467adfc5db30200d488778c8634ecda", kill_on_drop: false }`
[INFO] [stdout] 8aa95019762047118b20ee557b60baa71467adfc5db30200d488778c8634ecda