[INFO] cloning repository https://github.com/joachimff/eBPF-fuzzer [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/joachimff/eBPF-fuzzer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoachimff%2FeBPF-fuzzer", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoachimff%2FeBPF-fuzzer'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 70704528debc80bbd820fd1c16b470fe30dc3a28 [INFO] testing joachimff/eBPF-fuzzer 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%2Fjoachimff%2FeBPF-fuzzer" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/joachimff/eBPF-fuzzer [INFO] finished tweaking git repo https://github.com/joachimff/eBPF-fuzzer [INFO] tweaked toml for git repo https://github.com/joachimff/eBPF-fuzzer written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/joachimff/eBPF-fuzzer 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/joachimff/eBPF-fuzzer 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 953c18cb7f3cda97fad0a14dd848f99b19002c59e8335b92dbb494bccd248e7b [INFO] running `Command { std: "docker" "start" "-a" "953c18cb7f3cda97fad0a14dd848f99b19002c59e8335b92dbb494bccd248e7b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "953c18cb7f3cda97fad0a14dd848f99b19002c59e8335b92dbb494bccd248e7b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "953c18cb7f3cda97fad0a14dd848f99b19002c59e8335b92dbb494bccd248e7b", kill_on_drop: false }` [INFO] [stdout] 953c18cb7f3cda97fad0a14dd848f99b19002c59e8335b92dbb494bccd248e7b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 85f21650f6b4348d02b1508f658d684f88a6bdfb9b949b1931d6eafa47835489 [INFO] running `Command { std: "docker" "start" "-a" "85f21650f6b4348d02b1508f658d684f88a6bdfb9b949b1931d6eafa47835489", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.139 [INFO] [stderr] Compiling libloading v0.7.4 [INFO] [stderr] Compiling getrandom v0.2.8 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling j-fuzzer v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated [INFO] [stdout] --> src/main.rs:261:28 [INFO] [stdout] | [INFO] [stdout] 261 | type UbpfCreateFn = unsafe extern fn() -> *mut UbpfVm; [INFO] [stdout] | ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(missing_abi)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated [INFO] [stdout] --> src/main.rs:262:26 [INFO] [stdout] | [INFO] [stdout] 262 | type UbpfLoadFn = unsafe extern fn(*mut UbpfVm, *const c_char, u32, *mut *const c_char) -> i32; [INFO] [stdout] | ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated [INFO] [stdout] --> src/main.rs:263:29 [INFO] [stdout] | [INFO] [stdout] 263 | type UbpfCompileFn = unsafe extern fn(*mut UbpfVm, *mut *const c_char) -> u64; [INFO] [stdout] | ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated [INFO] [stdout] --> src/main.rs:264:28 [INFO] [stdout] | [INFO] [stdout] 264 | type UbpfDeleteFn = unsafe extern fn(*mut UbpfVm) -> (); [INFO] [stdout] | ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated [INFO] [stdout] --> src/main.rs:265:26 [INFO] [stdout] | [INFO] [stdout] 265 | type UbpfExecFn = unsafe extern fn(*mut UbpfVm, *mut i8, u32, *mut u64) -> i32; [INFO] [stdout] | ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `offset` is never read [INFO] [stdout] --> src/main.rs:227:13 [INFO] [stdout] | [INFO] [stdout] 227 | let mut offset = 0; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `imm` is never read [INFO] [stdout] --> src/main.rs:235:13 [INFO] [stdout] | [INFO] [stdout] 235 | let mut imm = 0; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `start` [INFO] [stdout] --> src/main.rs:358:7 [INFO] [stdout] | [INFO] [stdout] 358 | let start = std::time::Instant::now(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_start` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `TOTAL_EXEC` is never used [INFO] [stdout] --> src/main.rs:359:9 [INFO] [stdout] | [INFO] [stdout] 359 | const TOTAL_EXEC: i32 = 1_000_000; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a dangling pointer will be produced because the temporary `MaybeUninit` will be dropped [INFO] [stdout] --> src/main.rs:317:83 [INFO] [stdout] | [INFO] [stdout] 317 | let mut errmsg_ptr: *const c_char = std::mem::MaybeUninit::::uninit().as_mut_ptr(); [INFO] [stdout] | ----------------------------------------- ^^^^^^^^^^ this pointer will immediately be invalid [INFO] [stdout] | | [INFO] [stdout] | this `MaybeUninit` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] | [INFO] [stdout] = note: pointers do not have a lifetime; when calling `as_mut_ptr` the `MaybeUninit` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = help: you must make sure that the variable you bind the `MaybeUninit` to lives at least as long as the pointer returned by the call to `as_mut_ptr` [INFO] [stdout] = help: in particular, if this pointer is returned from the current function, binding the `MaybeUninit` inside the function will not suffice [INFO] [stdout] = help: for more information, see [INFO] [stdout] = note: `#[warn(dangling_pointers_from_temporaries)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a dangling pointer will be produced because the temporary `MaybeUninit` will be dropped [INFO] [stdout] --> src/main.rs:329:72 [INFO] [stdout] | [INFO] [stdout] 329 | let ret_val_ptr: *mut u64 = std::mem::MaybeUninit::::uninit().as_mut_ptr(); [INFO] [stdout] | -------------------------------------- ^^^^^^^^^^ this pointer will immediately be invalid [INFO] [stdout] | | [INFO] [stdout] | this `MaybeUninit` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] | [INFO] [stdout] = note: pointers do not have a lifetime; when calling `as_mut_ptr` the `MaybeUninit` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = help: you must make sure that the variable you bind the `MaybeUninit` to lives at least as long as the pointer returned by the call to `as_mut_ptr` [INFO] [stdout] = help: in particular, if this pointer is returned from the current function, binding the `MaybeUninit` inside the function will not suffice [INFO] [stdout] = help: for more information, see [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/rustctquLM1/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/{librand-bff7d8317cf08aa0.rlib,librand_chacha-612027a3597e9138.rlib,libppv_lite86-742ade976f63ace4.rlib,librand_core-be9c132a0f2b7897.rlib,libgetrandom-dc7f0d82f4cb384d.rlib,liblibc-abed7616303a3e0d.rlib,liblibloading-93f111b0df540ff3.rlib}.rlib" "-ldl" "/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/{libcfg_if-66d55f6b302e88c8.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/rustctquLM1/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/j_fuzzer-2809cf5257fa792a" "-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-dc7f0d82f4cb384d.rlib(getrandom-dc7f0d82f4cb384d.getrandom.828c5c30a8428cf4-cgu.0.rcgu.o): in function `getrandom::util_libc::open_readonly': [INFO] [stdout] /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/getrandom-0.2.8/src/util_libc.rs:150:(.text._ZN9getrandom9util_libc13open_readonly17hdc55d6ead142a889E+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 `j-fuzzer` (bin "j-fuzzer") due to 1 previous error; 11 warnings emitted [INFO] running `Command { std: "docker" "inspect" "85f21650f6b4348d02b1508f658d684f88a6bdfb9b949b1931d6eafa47835489", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "85f21650f6b4348d02b1508f658d684f88a6bdfb9b949b1931d6eafa47835489", kill_on_drop: false }` [INFO] [stdout] 85f21650f6b4348d02b1508f658d684f88a6bdfb9b949b1931d6eafa47835489