[INFO] cloning repository https://github.com/ciuncan/algorithms_exercise [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ciuncan/algorithms_exercise" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fciuncan%2Falgorithms_exercise", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fciuncan%2Falgorithms_exercise'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f3b0d81c17ee45b5dc76b9ae7c8a3f272dfaa876 [INFO] testing ciuncan/algorithms_exercise 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%2Fciuncan%2Falgorithms_exercise" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/ciuncan/algorithms_exercise [INFO] finished tweaking git repo https://github.com/ciuncan/algorithms_exercise [INFO] tweaked toml for git repo https://github.com/ciuncan/algorithms_exercise written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/ciuncan/algorithms_exercise 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/ciuncan/algorithms_exercise 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] cf55dacd82c70a32786f4c396ffa931421e0cb5d45427ed85aa5c1e11594ab6c [INFO] running `Command { std: "docker" "start" "-a" "cf55dacd82c70a32786f4c396ffa931421e0cb5d45427ed85aa5c1e11594ab6c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cf55dacd82c70a32786f4c396ffa931421e0cb5d45427ed85aa5c1e11594ab6c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cf55dacd82c70a32786f4c396ffa931421e0cb5d45427ed85aa5c1e11594ab6c", kill_on_drop: false }` [INFO] [stdout] cf55dacd82c70a32786f4c396ffa931421e0cb5d45427ed85aa5c1e11594ab6c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] b56c810e8ae376b0896f5a83e199400c537ac4adb398c429718a05ead847fd01 [INFO] running `Command { std: "docker" "start" "-a" "b56c810e8ae376b0896f5a83e199400c537ac4adb398c429718a05ead847fd01", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.74 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling ppv-lite86 v0.2.8 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling algorithms_exercise v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait `Randomizable` is never used [INFO] [stdout] --> src/traits.rs:1:18 [INFO] [stdout] | [INFO] [stdout] 1 | pub(crate) trait Randomizable { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.34s [INFO] running `Command { std: "docker" "inspect" "b56c810e8ae376b0896f5a83e199400c537ac4adb398c429718a05ead847fd01", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b56c810e8ae376b0896f5a83e199400c537ac4adb398c429718a05ead847fd01", kill_on_drop: false }` [INFO] [stdout] b56c810e8ae376b0896f5a83e199400c537ac4adb398c429718a05ead847fd01 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 9a1bf899165ff3ab7ff1b1cd0692697100d8444211742f227761974fdadbd8c6 [INFO] running `Command { std: "docker" "start" "-a" "9a1bf899165ff3ab7ff1b1cd0692697100d8444211742f227761974fdadbd8c6", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Compiling bit-vec v0.6.2 [INFO] [stderr] Compiling wait-timeout v0.2.0 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling rand_xorshift v0.2.0 [INFO] [stderr] Compiling tempfile v3.1.0 [INFO] [stderr] Compiling regex-syntax v0.6.18 [INFO] [stdout] warning: trait `Randomizable` is never used [INFO] [stdout] --> src/traits.rs:1:18 [INFO] [stdout] | [INFO] [stdout] 1 | pub(crate) trait Randomizable { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rusty-fork v0.3.0 [INFO] [stderr] Compiling bit-set v0.5.2 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling proptest v0.10.0 [INFO] [stderr] Compiling algorithms_exercise v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait `Randomizable` is never used [INFO] [stdout] --> src/traits.rs:1:18 [INFO] [stdout] | [INFO] [stdout] 1 | pub(crate) trait Randomizable { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: "cc" "-m64" "/lib/rustlib/x86_64-unknown-linux-musl/lib/self-contained/rcrt1.o" "/lib/rustlib/x86_64-unknown-linux-musl/lib/self-contained/crti.o" "/lib/rustlib/x86_64-unknown-linux-musl/lib/self-contained/crtbeginS.o" "/tmp/rustcTfcg8O/symbols.o" "<11 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/lib/rustlib/x86_64-unknown-linux-musl/lib/{libtest-*,libgetopts-*,libunicode_width-*,librustc_std_workspace_std-*}.rlib" "/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/{libproptest-44d52983b1ca246d.rlib,libregex_syntax-cb353ff079726287.rlib,librand_xorshift-6cd4dc3bd5069c37.rlib,libbyteorder-9026c1de58cdb705.rlib,librusty_fork-849ad3d9388c4287.rlib,libwait_timeout-5eabc1b8e26adb94.rlib,libtempfile-f6443e7afb59c027.rlib,libremove_dir_all-4e221c62d36b2749.rlib,libfnv-81596130b397d5c3.rlib,libquick_error-022321fe562bcedb.rlib,liblazy_static-4b136fc9bfbd2c4b.rlib,libbit_set-323d2533ed8eec84.rlib,libbit_vec-0097a1ca6de5c5b5.rlib,libbitflags-561a4f1321538a32.rlib,librand-c6068cbbf2d55e21.rlib,librand_chacha-b5f6c3bdd4296955.rlib,libppv_lite86-ef53971f935c91f9.rlib,librand_core-83d4b593c22f2f71.rlib,libgetrandom-9c4ebe0461cbf707.rlib,liblibc-a7a0841e18dbd78a.rlib,libcfg_if-2d17986ae484e939.rlib}.rlib" "/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" "/lib/rustlib/x86_64-unknown-linux-musl/lib/{libcfg_if-*,liblibc-*}.rlib" "-lc" "/lib/rustlib/x86_64-unknown-linux-musl/lib/{librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-L" "/tmp/rustcTfcg8O/raw-dylibs" "-Wl,-Bdynamic" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-nostartfiles" "-L" "/lib/rustlib/x86_64-unknown-linux-musl/lib/self-contained" "-L" "/lib/rustlib/x86_64-unknown-linux-musl/lib" "-o" "/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/algorithms_exercise-cb40b10229879550" "-Wl,--gc-sections" "-static-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs" "/lib/rustlib/x86_64-unknown-linux-musl/lib/self-contained/crtendS.o" "/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-9c4ebe0461cbf707.rlib(getrandom-9c4ebe0461cbf707.getrandom.2c3c67037444c2b2-cgu.0.rcgu.o): in function `getrandom::util_libc::open_readonly': [INFO] [stdout] /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/getrandom-0.1.14/src/util_libc.rs:112:(.text._ZN9getrandom9util_libc13open_readonly17h0d8d4dd3f4e48b17E+0x79): 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 `algorithms_exercise` (lib test) due to 1 previous error; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "9a1bf899165ff3ab7ff1b1cd0692697100d8444211742f227761974fdadbd8c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a1bf899165ff3ab7ff1b1cd0692697100d8444211742f227761974fdadbd8c6", kill_on_drop: false }` [INFO] [stdout] 9a1bf899165ff3ab7ff1b1cd0692697100d8444211742f227761974fdadbd8c6