[INFO] cloning repository https://github.com/mhthies/gpn20-gpn-mazing
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mhthies/gpn20-gpn-mazing" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmhthies%2Fgpn20-gpn-mazing", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmhthies%2Fgpn20-gpn-mazing'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 82ca42406473944a2a9c03d4c1b7afc16b796020
[INFO] testing mhthies/gpn20-gpn-mazing against try#c066bf6804adc55193b71afdff6a56922f4a8689+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_in_2025-retry-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmhthies%2Fgpn20-gpn-mazing" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mhthies/gpn20-gpn-mazing
[INFO] finished tweaking git repo https://github.com/mhthies/gpn20-gpn-mazing
[INFO] tweaked toml for git repo https://github.com/mhthies/gpn20-gpn-mazing written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mhthies/gpn20-gpn-mazing on toolchain c066bf6804adc55193b71afdff6a56922f4a8689
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c066bf6804adc55193b71afdff6a56922f4a8689" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mhthies/gpn20-gpn-mazing 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" "+c066bf6804adc55193b71afdff6a56922f4a8689" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "+c066bf6804adc55193b71afdff6a56922f4a8689" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 89cdf2a5258f9dcb9608eec30151007c7bac886114a265848be9595b4cca9cfc
[INFO] running `Command { std: "docker" "start" "-a" "89cdf2a5258f9dcb9608eec30151007c7bac886114a265848be9595b4cca9cfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89cdf2a5258f9dcb9608eec30151007c7bac886114a265848be9595b4cca9cfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89cdf2a5258f9dcb9608eec30151007c7bac886114a265848be9595b4cca9cfc", kill_on_drop: false }`
[INFO] [stdout] 89cdf2a5258f9dcb9608eec30151007c7bac886114a265848be9595b4cca9cfc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "+c066bf6804adc55193b71afdff6a56922f4a8689" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 9b270c9ecfae8b1596a499bd2bdc7a52fa4d6c64df3a0e6861685d978734dc27
[INFO] running `Command { std: "docker" "start" "-a" "9b270c9ecfae8b1596a499bd2bdc7a52fa4d6c64df3a0e6861685d978734dc27", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling quote v1.0.18
[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 regex v1.5.5
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]    Compiling gpn20-maze v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `std::slice::<impl [T]>::connect`: renamed to join
[INFO] [stdout]    --> src/algorithm.rs:135:10
[INFO] [stdout]     |
[INFO] [stdout] 135 |         .connect(","));
[INFO] [stdout]     |          ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 135 -         .connect(","));
[INFO] [stdout] 135 +         .join(","));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]   --> src/algorithm.rs:63:41
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub fn decide_action(state: &mut State, rng: &mut ThreadRng, config: &AlgorithmConfig) -> Option<Command<'static>> {
[INFO] [stdout]    |                                         ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Chat` is never constructed
[INFO] [stdout]   --> src/client.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub enum Command<'a> {
[INFO] [stdout]    |          ------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 10 |     Chat(&'a str),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/client.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Goal(Position),
[INFO] [stdout]    |     ---- ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 16 -     Goal(Position),
[INFO] [stdout] 16 +     Goal(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/client.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     Win(u32, u32),
[INFO] [stdout]    |     --- ^^^  ^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 18 -     Win(u32, u32),
[INFO] [stdout] 18 +     Win((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/client.rs:19:10
[INFO] [stdout]    |
[INFO] [stdout] 19 |     Lose(u32, u32),
[INFO] [stdout]    |     ---- ^^^  ^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 19 -     Lose(u32, u32),
[INFO] [stdout] 19 +     Lose((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `move_by_direction` is never used
[INFO] [stdout]  --> src/helper.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn move_by_direction(pos: &Position, dir: &MoveDirection) -> Position {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_move_over_playground_border` is never used
[INFO] [stdout]   --> src/helper.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn is_move_over_playground_border(pos: &Position, dir: &MoveDirection, size: &Position) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `direction_from_move` is never used
[INFO] [stdout]   --> src/helper.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn direction_from_move(pos1: &Position, pos2: &Position) -> MoveDirection {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `has_wall` is never used
[INFO] [stdout]   --> src/helper.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn has_wall(walls: &Walls, dir: &MoveDirection) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `calculate_distance` is never used
[INFO] [stdout]   --> src/helper.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn calculate_distance(pos1: &Position, pos2: &Position) -> f32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `distance_from_line` is never used
[INFO] [stdout]   --> src/helper.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub fn distance_from_line(pos: &Position, p1: &Position, p2: &Position) -> f32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "<sysroot>/lib/rustlib/x86_64-unknown-linux-musl/lib/self-contained/rcrt1.o" "<sysroot>/lib/rustlib/x86_64-unknown-linux-musl/lib/self-contained/crti.o" "<sysroot>/lib/rustlib/x86_64-unknown-linux-musl/lib/self-contained/crtbeginS.o" "/tmp/rustc8UMzsH/symbols.o" "<7 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/{libtoml-11421673a3f37556.rlib,libenv_logger-8a42c5c0d2af10b2.rlib,libatty-601a385ebe9f1fc6.rlib,libtermcolor-a537f8c45744a682.rlib,libhumantime-d1d8eb802ffca79e.rlib,libregex-085577850a110bea.rlib,libaho_corasick-a6e85e2ce4291248.rlib,libmemchr-d88797af6a5880b4.rlib,libregex_syntax-1a826e3106b00ae3.rlib,libgpn20_maze-379976df858f07e8.rlib,libserde-b0fd0bf98d8bb9d4.rlib,librand-75053d32a616d3f1.rlib,librand_chacha-8ac629fe3bdba0f5.rlib,libppv_lite86-a9f3c9ee76597f1e.rlib,librand_core-379333a58c299370.rlib,libgetrandom-5b04631459699b6d.rlib,liblibc-25aaa37364d43f8c.rlib,liblog-85ece36e36b085b5.rlib,libcfg_if-66d55f6b302e88c8.rlib}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-musl/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*}.rlib" "-lunwind" "<sysroot>/lib/rustlib/x86_64-unknown-linux-musl/lib/{libcfg_if-*,liblibc-*}.rlib" "-lc" "<sysroot>/lib/rustlib/x86_64-unknown-linux-musl/lib/{librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-L" "/tmp/rustc8UMzsH/raw-dylibs" "-Wl,-Bdynamic" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-nostartfiles" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-musl/lib/self-contained" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-musl/lib" "-o" "/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/gpn20_maze-c29b3433330c690d" "-Wl,--gc-sections" "-static-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs" "<sysroot>/lib/rustlib/x86_64-unknown-linux-musl/lib/self-contained/crtendS.o" "<sysroot>/lib/rustlib/x86_64-unknown-linux-musl/lib/self-contained/crtn.o"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/libgetrandom-5b04631459699b6d.rlib(getrandom-5b04631459699b6d.getrandom.7389b835ea522ebd-cgu.0.rcgu.o): in function `getrandom::util_libc::open_readonly':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/getrandom-0.2.6/src/util_libc.rs:117:(.text._ZN9getrandom9util_libc13open_readonly17h2d9f6f37a63e3a5eE+0xbc): undefined reference to `open64'
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout]   = note: some `extern` functions couldn't be found; some native libraries may need to be installed or have their path specified
[INFO] [stdout]   = note: use the `-l` flag to specify native libraries to link
[INFO] [stdout]   = note: use the `cargo:rustc-link-lib` directive to specify the native libraries to link with Cargo (see https://doc.rust-lang.org/cargo/reference/build-scripts.html#rustc-link-lib)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gpn20-maze` (bin "gpn20-maze") due to 1 previous error; 6 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "9b270c9ecfae8b1596a499bd2bdc7a52fa4d6c64df3a0e6861685d978734dc27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b270c9ecfae8b1596a499bd2bdc7a52fa4d6c64df3a0e6861685d978734dc27", kill_on_drop: false }`
[INFO] [stdout] 9b270c9ecfae8b1596a499bd2bdc7a52fa4d6c64df3a0e6861685d978734dc27