[INFO] cloning repository https://github.com/Vui-Chee/rust-examples
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Vui-Chee/rust-examples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVui-Chee%2Frust-examples", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVui-Chee%2Frust-examples'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 53da4d2b4fdb30869302593d31f292a46883bb39
[INFO] testing Vui-Chee/rust-examples 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%2FVui-Chee%2Frust-examples" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Vui-Chee/rust-examples
[INFO] finished tweaking git repo https://github.com/Vui-Chee/rust-examples
[INFO] tweaked toml for git repo https://github.com/Vui-Chee/rust-examples written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Vui-Chee/rust-examples 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/Vui-Chee/rust-examples 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 32993aa70139fd5ecfbc010564c216a53a3fba614cffc3bb42077c39f60c726a
[INFO] running `Command { std: "docker" "start" "-a" "32993aa70139fd5ecfbc010564c216a53a3fba614cffc3bb42077c39f60c726a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32993aa70139fd5ecfbc010564c216a53a3fba614cffc3bb42077c39f60c726a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32993aa70139fd5ecfbc010564c216a53a3fba614cffc3bb42077c39f60c726a", kill_on_drop: false }`
[INFO] [stdout] 32993aa70139fd5ecfbc010564c216a53a3fba614cffc3bb42077c39f60c726a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 12d9ed1f44eb72ed0f55253f72b4413275f7c26a1fdab0806fae7270871d38e2
[INFO] running `Command { std: "docker" "start" "-a" "12d9ed1f44eb72ed0f55253f72b4413275f7c26a1fdab0806fae7270871d38e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling arc-swap v0.4.7
[INFO] [stderr]    Compiling smallvec v1.4.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling os_str_bytes v2.3.1
[INFO] [stderr]    Compiling indexmap v1.4.0
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling mio v0.7.0
[INFO] [stderr]    Compiling signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling dirs v3.0.1
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling signal-hook v0.1.16
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling crossterm v0.17.6
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.1
[INFO] [stderr]    Compiling clap v3.0.0-beta.1
[INFO] [stderr]    Compiling rust-examples v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `sync` is never used
[INFO] [stdout]   --> src/files/mod.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn sync(src: &str, dest: &str) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Sorter` is never used
[INFO] [stdout]  --> src/sort/mod.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub trait Sorter {
[INFO] [stdout]   |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MergeSort` is never constructed
[INFO] [stdout]  --> src/sort/mergesort.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct MergeSort;
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `merge` and `merge_sort_helper` are never used
[INFO] [stdout]   --> src/sort/mergesort.rs:6:8
[INFO] [stdout]    |
[INFO] [stdout] 5  | impl MergeSort {
[INFO] [stdout]    | -------------- methods in this implementation
[INFO] [stdout] 6  |     fn merge<T>(&self, arr: &mut [T], s1: usize, s2: usize, end: usize)
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 38 |     pub fn merge_sort_helper<T>(&self, arr: &mut [T], start: usize, end: usize)
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `QuickSort` is never constructed
[INFO] [stdout]  --> src/sort/quicksort.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct QuickSort;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `partition` and `quicksort_helper` are never used
[INFO] [stdout]   --> src/sort/quicksort.rs:8:8
[INFO] [stdout]    |
[INFO] [stdout] 7  | impl QuickSort {
[INFO] [stdout]    | -------------- methods in this implementation
[INFO] [stdout] 8  |     fn partition<T>(
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 |     pub fn quicksort_helper<T>(&self, slice: &mut [T], start: usize, end: usize)
[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/rustcAX7o5t/symbols.o" "<7 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/{libdirs-e39725f5aaf60fdf.rlib,libdirs_sys-c43ca6ee0b9ddb6e.rlib,libcrossterm-3be9fd43e95f5edc.rlib,libsignal_hook-f207e7d2aa7f4cf6.rlib,libsignal_hook_registry-9226f483a41b6689.rlib,libarc_swap-072139ab8f6eebb4.rlib,libmio-764b3bcb3b63cbfe.rlib,liblog-04ef586fc7526ac5.rlib,libparking_lot-d2893af0c05665e8.rlib,libparking_lot_core-f3e7536134444017.rlib,libsmallvec-40aa8da2aaa6084b.rlib,liblock_api-6f337b257994d935.rlib,libscopeguard-73056285f12cb829.rlib,librand-4497c9fadc10e3e0.rlib,librand_chacha-c8e57545cc206422.rlib,libppv_lite86-ef53971f935c91f9.rlib,librand_core-97d6b90a1fa16563.rlib,libgetrandom-99ad25133b0376fa.rlib,libcfg_if-2d17986ae484e939.rlib,libclap-383a5dda365b030d.rlib,libstrsim-7a71560e0c2955e4.rlib,libatty-c188facca106209d.rlib,liblibc-8c242142bf5979c3.rlib,libtextwrap-759430f46a6e6ead.rlib,libtermcolor-2ea4a539468aa6b0.rlib,libvec_map-f5624d319d58cb9d.rlib,libos_str_bytes-7aacd3e48f0bbf1b.rlib,libindexmap-26cb6cde39a1cad6.rlib,libunicode_width-ff270229995c0ad3.rlib,libbitflags-561a4f1321538a32.rlib,liblazy_static-4b136fc9bfbd2c4b.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/rustcAX7o5t/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/rust_examples-bc4a725a248f7ff9" "-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-99ad25133b0376fa.rlib(getrandom-99ad25133b0376fa.getrandom.c6839bb42ca23352-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_readonly17he778326de60d23ceE+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 `rust-examples` (bin "rust-examples") due to 1 previous error; 6 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "12d9ed1f44eb72ed0f55253f72b4413275f7c26a1fdab0806fae7270871d38e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12d9ed1f44eb72ed0f55253f72b4413275f7c26a1fdab0806fae7270871d38e2", kill_on_drop: false }`
[INFO] [stdout] 12d9ed1f44eb72ed0f55253f72b4413275f7c26a1fdab0806fae7270871d38e2