[INFO] fetching crate scoper 0.1.2...
[INFO] testing scoper-0.1.2 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate scoper 0.1.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate scoper 0.1.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate scoper 0.1.2
[INFO] tweaked toml for crates.io crate scoper 0.1.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate scoper 0.1.2 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 scoper 0.1.2 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-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 59b2e06d3a8c36f35b6f30c20331466ee5545cf7d8da5cad990e5d8e3fb76705
[INFO] running `Command { std: "docker" "start" "-a" "59b2e06d3a8c36f35b6f30c20331466ee5545cf7d8da5cad990e5d8e3fb76705", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59b2e06d3a8c36f35b6f30c20331466ee5545cf7d8da5cad990e5d8e3fb76705", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59b2e06d3a8c36f35b6f30c20331466ee5545cf7d8da5cad990e5d8e3fb76705", kill_on_drop: false }`
[INFO] [stdout] 59b2e06d3a8c36f35b6f30c20331466ee5545cf7d8da5cad990e5d8e3fb76705
[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=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] af7ac0f15bbd8ae90400c71ca072a66c49dd191fcab18f81ce71a93e02573b7b
[INFO] running `Command { std: "docker" "start" "-a" "af7ac0f15bbd8ae90400c71ca072a66c49dd191fcab18f81ce71a93e02573b7b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling allocator-api2 v0.2.21
[INFO] [stderr]    Compiling owo-colors v4.2.0
[INFO] [stderr]    Compiling rustc-hash v2.1.1
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling simdutf8 v0.1.5
[INFO] [stderr]    Compiling oxc_data_structures v0.63.0
[INFO] [stderr]    Compiling oxc_estree v0.63.0
[INFO] [stderr]    Compiling cow-utils v0.1.3
[INFO] [stderr]    Compiling unicode-id-start v1.3.1
[INFO] [stderr]    Compiling nonmax v0.5.5
[INFO] [stderr]    Compiling bitflags v2.9.0
[INFO] [stderr]    Compiling oxc_index v3.0.0
[INFO] [stderr]    Compiling ryu-js v1.0.2
[INFO] [stderr]    Compiling compact_str v0.9.0
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling bytecount v0.6.8
[INFO] [stderr]    Compiling clap_builder v4.5.35
[INFO] [stderr]    Compiling scoper v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling papergrid v0.14.0
[INFO] [stderr]    Compiling self_cell v1.2.0
[INFO] [stderr]    Compiling chrono v0.4.40
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling bumpalo v3.17.0
[INFO] [stderr] error: failed to run custom build command for `scoper v0.1.2 (/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/scoper-3b86af3f4eb518ba/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=src/rules/custom
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (333) panicked at build.rs:154:37:
[INFO] [stderr]   Failed to write mod.rs: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x64e1d8df1b72 - 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:     0x64e1d8df1b72 - 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:     0x64e1d8df1b72 - std::sys::backtrace::_print_fmt::h8ac8268cb667a306
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x64e1d8df1b72 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h47627beda0767f4c
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x64e1d8e00eef - core::fmt::rt::Argument::fmt::h686a01ad57c1c92a
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x64e1d8e00eef - core::fmt::write::h8a63064c67176fd8
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/fmt/mod.rs:1469:25
[INFO] [stderr]      6:     0x64e1d8dce413 - std::io::default_write_fmt::hc257f38f86d39af6
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x64e1d8dce413 - std::io::Write::write_fmt::h5e9b646cef91150b
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x64e1d8dd4502 - std::sys::backtrace::BacktraceLock::print::h4634d27c0afbaebb
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x64e1d8dd62ec - std::panicking::default_hook::{{closure}}::h23e0299d4738b766
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x64e1d8dd6146 - std::panicking::default_hook::hfeec6294e8751b62
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x64e1d8dd68c5 - std::panicking::panic_with_hook::hd57cd463d793ed79
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x64e1d8dd675a - std::panicking::panic_handler::{{closure}}::hddd6216c3fddee3b
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:707:13
[INFO] [stderr]     13:     0x64e1d8dd4639 - std::sys::backtrace::__rust_end_short_backtrace::h5e7a56f283378525
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x64e1d8dc269d - __rustc[256c90bb7e548b45]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x64e1d8e04630 - core::panicking::panic_fmt::hf19c198748ef6a95
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x64e1d8e03c76 - core::result::unwrap_failed::he81173b5792ad6b0
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/result.rs:1862:5
[INFO] [stderr]     17:     0x64e1d8db8c10 - core::result::Result<T,E>::expect::h7b80564887efaf1d
[INFO] [stderr]     18:     0x64e1d8dbfcaf - build_script_build::generate_mod_rs_file::hb0190b2b04596cbd
[INFO] [stderr]     19:     0x64e1d8dc020f - build_script_build::main::haa08989b9e353808
[INFO] [stderr]     20:     0x64e1d8dbadd3 - core::ops::function::FnOnce::call_once::h613b9ec5bd2f009c
[INFO] [stderr]     21:     0x64e1d8dba8d6 - std::sys::backtrace::__rust_begin_short_backtrace::h1c6467dd67a099cd
[INFO] [stderr]     22:     0x64e1d8da3d79 - std::rt::lang_start::{{closure}}::hcc0ac6d5f8b22f6b
[INFO] [stderr]     23:     0x64e1d8dcfc40 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hdf957eac011d0136
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     24:     0x64e1d8dcfc40 - std::panicking::catch_unwind::do_call::h9ff550f7799115e1
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:590:40
[INFO] [stderr]     25:     0x64e1d8dcfc40 - std::panicking::catch_unwind::ha7ce46787bb12905
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:553:19
[INFO] [stderr]     26:     0x64e1d8dcfc40 - std::panic::catch_unwind::h625b36596def7d39
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panic.rs:359:14
[INFO] [stderr]     27:     0x64e1d8dcfc40 - std::rt::lang_start_internal::{{closure}}::h4cbc9430de699e2c
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/rt.rs:175:24
[INFO] [stderr]     28:     0x64e1d8dcfc40 - std::panicking::catch_unwind::do_call::h5af2f11409a22e3e
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:590:40
[INFO] [stderr]     29:     0x64e1d8dcfc40 - std::panicking::catch_unwind::hf64cf7b0d8070f52
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:553:19
[INFO] [stderr]     30:     0x64e1d8dcfc40 - std::panic::catch_unwind::h480b74763390cdcf
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panic.rs:359:14
[INFO] [stderr]     31:     0x64e1d8dcfc40 - std::rt::lang_start_internal::h4b3d04f698aef094
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/rt.rs:171:5
[INFO] [stderr]     32:     0x64e1d8da3d61 - std::rt::lang_start::h492bd9dbfd92fe38
[INFO] [stderr]     33:     0x64e1d8dc23b5 - main
[INFO] [stderr]     34:     0x7b0214b211ca - <unknown>
[INFO] [stderr]     35:     0x7b0214b2128b - __libc_start_main
[INFO] [stderr]     36:     0x64e1d8da3b25 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "af7ac0f15bbd8ae90400c71ca072a66c49dd191fcab18f81ce71a93e02573b7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af7ac0f15bbd8ae90400c71ca072a66c49dd191fcab18f81ce71a93e02573b7b", kill_on_drop: false }`
[INFO] [stdout] af7ac0f15bbd8ae90400c71ca072a66c49dd191fcab18f81ce71a93e02573b7b