[INFO] fetching crate rftrace 0.3.2... [INFO] testing rftrace-0.3.2 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate rftrace 0.3.2 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate rftrace 0.3.2 [INFO] finished tweaking crates.io crate rftrace 0.3.2 [INFO] tweaked toml for crates.io crate rftrace 0.3.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate rftrace 0.3.2 on toolchain beta-2025-10-28 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate rftrace 0.3.2 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" "+beta-2025-10-28" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 27a06eeada34be2ceeebfcff4af246bf2637a762e4fec569f63fbcd6b93b1913 [INFO] running `Command { std: "docker" "start" "-a" "27a06eeada34be2ceeebfcff4af246bf2637a762e4fec569f63fbcd6b93b1913", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "27a06eeada34be2ceeebfcff4af246bf2637a762e4fec569f63fbcd6b93b1913", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "27a06eeada34be2ceeebfcff4af246bf2637a762e4fec569f63fbcd6b93b1913", kill_on_drop: false }` [INFO] [stdout] 27a06eeada34be2ceeebfcff4af246bf2637a762e4fec569f63fbcd6b93b1913 [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8216f3e6cee59a926e180ed8beadc52f6a2522d8a96027fde3ae4940da9e3c59 [INFO] running `Command { std: "docker" "start" "-a" "8216f3e6cee59a926e180ed8beadc52f6a2522d8a96027fde3ae4940da9e3c59", kill_on_drop: false }` [INFO] [stderr] Compiling cc v1.2.32 [INFO] [stderr] Compiling llvm-tools v0.1.1 [INFO] [stderr] Compiling home v0.5.11 [INFO] [stderr] Compiling rftrace v0.3.2 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `rftrace v0.3.2 (/opt/rustwide/workdir)` [INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation. [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/rftrace-3d3b6ac62afa1732/build-script-build` (exit status: 101) [INFO] [stderr] --- stdout [INFO] [stderr] Building Backend! [INFO] [stderr] cargo::rerun-if-changed=src/thread_local.c [INFO] [stderr] OUT_DIR = Some(/opt/rustwide/target/debug/build/rftrace-92bab6528742880f/out) [INFO] [stderr] OPT_LEVEL = Some(0) [INFO] [stderr] TARGET = Some(x86_64-unknown-linux-gnu) [INFO] [stderr] HOST = Some(x86_64-unknown-linux-gnu) [INFO] [stderr] cargo:rerun-if-env-changed=CC_x86_64-unknown-linux-gnu [INFO] [stderr] CC_x86_64-unknown-linux-gnu = None [INFO] [stderr] cargo:rerun-if-env-changed=CC_x86_64_unknown_linux_gnu [INFO] [stderr] CC_x86_64_unknown_linux_gnu = None [INFO] [stderr] cargo:rerun-if-env-changed=HOST_CC [INFO] [stderr] HOST_CC = None [INFO] [stderr] cargo:rerun-if-env-changed=CC [INFO] [stderr] CC = None [INFO] [stderr] cargo:rerun-if-env-changed=CC_ENABLE_DEBUG_OUTPUT [INFO] [stderr] RUSTC_WRAPPER = None [INFO] [stderr] cargo:rerun-if-env-changed=CRATE_CC_NO_DEFAULTS [INFO] [stderr] CRATE_CC_NO_DEFAULTS = None [INFO] [stderr] DEBUG = Some(true) [INFO] [stderr] CARGO_CFG_TARGET_FEATURE = Some(fxsr,sse,sse2) [INFO] [stderr] cargo:rerun-if-env-changed=CFLAGS [INFO] [stderr] CFLAGS = None [INFO] [stderr] cargo:rerun-if-env-changed=HOST_CFLAGS [INFO] [stderr] HOST_CFLAGS = None [INFO] [stderr] cargo:rerun-if-env-changed=CFLAGS_x86_64_unknown_linux_gnu [INFO] [stderr] CFLAGS_x86_64_unknown_linux_gnu = None [INFO] [stderr] cargo:rerun-if-env-changed=CFLAGS_x86_64-unknown-linux-gnu [INFO] [stderr] CFLAGS_x86_64-unknown-linux-gnu = None [INFO] [stderr] CARGO_ENCODED_RUSTFLAGS = Some(--cap-lints=warn) [INFO] [stderr] cargo:rerun-if-env-changed=AR_x86_64-unknown-linux-gnu [INFO] [stderr] AR_x86_64-unknown-linux-gnu = None [INFO] [stderr] cargo:rerun-if-env-changed=AR_x86_64_unknown_linux_gnu [INFO] [stderr] AR_x86_64_unknown_linux_gnu = None [INFO] [stderr] cargo:rerun-if-env-changed=HOST_AR [INFO] [stderr] HOST_AR = None [INFO] [stderr] cargo:rerun-if-env-changed=AR [INFO] [stderr] AR = None [INFO] [stderr] cargo:rerun-if-env-changed=ARFLAGS [INFO] [stderr] ARFLAGS = None [INFO] [stderr] cargo:rerun-if-env-changed=HOST_ARFLAGS [INFO] [stderr] HOST_ARFLAGS = None [INFO] [stderr] cargo:rerun-if-env-changed=ARFLAGS_x86_64_unknown_linux_gnu [INFO] [stderr] ARFLAGS_x86_64_unknown_linux_gnu = None [INFO] [stderr] cargo:rerun-if-env-changed=ARFLAGS_x86_64-unknown-linux-gnu [INFO] [stderr] ARFLAGS_x86_64-unknown-linux-gnu = None [INFO] [stderr] cargo:rustc-link-lib=static=thread_local [INFO] [stderr] cargo:rustc-link-search=native=/opt/rustwide/target/debug/build/rftrace-92bab6528742880f/out [INFO] [stderr] Starting sub-cargo [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] Compiling shlex v1.3.0 [INFO] [stderr] Compiling home v0.5.11 [INFO] [stderr] Compiling llvm-tools v0.1.1 [INFO] [stderr] Compiling cc v1.2.32 [INFO] [stderr] Compiling rftrace v0.3.2 (/opt/rustwide/workdir) [INFO] [stderr] error[E0463]: can't find crate for `core` [INFO] [stderr] | [INFO] [stderr] = note: the `x86_64-unknown-none` target may not be installed [INFO] [stderr] = help: consider downloading the target with `rustup target add x86_64-unknown-none` [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0463`. [INFO] [stderr] error: could not compile `rftrace` (lib) due to 1 previous error [INFO] [stderr] [INFO] [stderr] thread 'main' (79) panicked at build.rs:68:5: [INFO] [stderr] Unable to build tracer's static lib! [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x59d3e4358552 - std::backtrace_rs::backtrace::libunwind::trace::h16acf28769fcd909 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stderr] 1: 0x59d3e4358552 - std::backtrace_rs::backtrace::trace_unsynchronized::hb5541aa5d4f92513 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stderr] 2: 0x59d3e4358552 - std::sys::backtrace::_print_fmt::h8ac8268cb667a306 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:66:9 [INFO] [stderr] 3: 0x59d3e4358552 - ::fmt::h47627beda0767f4c [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:39:26 [INFO] [stderr] 4: 0x59d3e4368cbf - core::fmt::rt::Argument::fmt::h686a01ad57c1c92a [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/fmt/rt.rs:173:76 [INFO] [stderr] 5: 0x59d3e4368cbf - core::fmt::write::h8a63064c67176fd8 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/fmt/mod.rs:1469:25 [INFO] [stderr] 6: 0x59d3e4326e93 - std::io::default_write_fmt::hc257f38f86d39af6 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/io/mod.rs:639:11 [INFO] [stderr] 7: 0x59d3e4326e93 - std::io::Write::write_fmt::h5e9b646cef91150b [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/io/mod.rs:1954:13 [INFO] [stderr] 8: 0x59d3e4332d32 - std::sys::backtrace::BacktraceLock::print::h4634d27c0afbaebb [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:42:9 [INFO] [stderr] 9: 0x59d3e43359fc - std::panicking::default_hook::{{closure}}::h23e0299d4738b766 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:301:27 [INFO] [stderr] 10: 0x59d3e4335856 - std::panicking::default_hook::hfeec6294e8751b62 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:328:9 [INFO] [stderr] 11: 0x59d3e4335fd5 - std::panicking::panic_with_hook::hd57cd463d793ed79 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:834:13 [INFO] [stderr] 12: 0x59d3e433574c - std::panicking::begin_panic::{{closure}}::hc22fb95eaeb6a810 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:771:9 [INFO] [stderr] 13: 0x59d3e4332e79 - std::sys::backtrace::__rust_end_short_backtrace::he12432fe13fb542b [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:174:18 [INFO] [stderr] 14: 0x59d3e4335712 - std::panicking::begin_panic::h9faf281dad2ad9ea [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:770:5 [INFO] [stderr] 15: 0x59d3e429dd18 - build_script_build::build_backend::hdd0ee1618f8f2793 [INFO] [stderr] 16: 0x59d3e429f291 - build_script_build::main::h70ae45b13465b483 [INFO] [stderr] 17: 0x59d3e42a0c33 - core::ops::function::FnOnce::call_once::h7898f3484e8da5b4 [INFO] [stderr] 18: 0x59d3e42a0516 - std::sys::backtrace::__rust_begin_short_backtrace::h0f6c8b5c6b9813b5 [INFO] [stderr] 19: 0x59d3e42a04a9 - std::rt::lang_start::{{closure}}::hf48847dff72b72de [INFO] [stderr] 20: 0x59d3e43289a0 - core::ops::function::impls:: for &F>::call_once::hdf957eac011d0136 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/ops/function.rs:287:21 [INFO] [stderr] 21: 0x59d3e43289a0 - std::panicking::catch_unwind::do_call::h9ff550f7799115e1 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:590:40 [INFO] [stderr] 22: 0x59d3e43289a0 - std::panicking::catch_unwind::ha7ce46787bb12905 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:553:19 [INFO] [stderr] 23: 0x59d3e43289a0 - std::panic::catch_unwind::h625b36596def7d39 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panic.rs:359:14 [INFO] [stderr] 24: 0x59d3e43289a0 - std::rt::lang_start_internal::{{closure}}::h4cbc9430de699e2c [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/rt.rs:175:24 [INFO] [stderr] 25: 0x59d3e43289a0 - std::panicking::catch_unwind::do_call::h5af2f11409a22e3e [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:590:40 [INFO] [stderr] 26: 0x59d3e43289a0 - std::panicking::catch_unwind::hf64cf7b0d8070f52 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:553:19 [INFO] [stderr] 27: 0x59d3e43289a0 - std::panic::catch_unwind::h480b74763390cdcf [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panic.rs:359:14 [INFO] [stderr] 28: 0x59d3e43289a0 - std::rt::lang_start_internal::h4b3d04f698aef094 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/rt.rs:171:5 [INFO] [stderr] 29: 0x59d3e42a0491 - std::rt::lang_start::h5cdb4c6aac460bc0 [INFO] [stderr] 30: 0x59d3e42a4c15 - main [INFO] [stderr] 31: 0x786aab3c11ca - [INFO] [stderr] 32: 0x786aab3c128b - __libc_start_main [INFO] [stderr] 33: 0x59d3e429ced5 - _start [INFO] [stderr] 34: 0x0 - [INFO] running `Command { std: "docker" "inspect" "8216f3e6cee59a926e180ed8beadc52f6a2522d8a96027fde3ae4940da9e3c59", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8216f3e6cee59a926e180ed8beadc52f6a2522d8a96027fde3ae4940da9e3c59", kill_on_drop: false }` [INFO] [stdout] 8216f3e6cee59a926e180ed8beadc52f6a2522d8a96027fde3ae4940da9e3c59