[INFO] cloning repository https://github.com/hwoy/gensudoku-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hwoy/gensudoku-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhwoy%2Fgensudoku-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhwoy%2Fgensudoku-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9f1c95a8454c88b6daff056dd555dcbcd5aad87d
[INFO] checking hwoy/gensudoku-rs against try#943e2200e35c3825486c4671b6cab0107a07f8c1 for pr-148952
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhwoy%2Fgensudoku-rs" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/hwoy/gensudoku-rs
[INFO] finished tweaking git repo https://github.com/hwoy/gensudoku-rs
[INFO] tweaked toml for git repo https://github.com/hwoy/gensudoku-rs written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hwoy/gensudoku-rs on toolchain 943e2200e35c3825486c4671b6cab0107a07f8c1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/hwoy/gensudoku-rs 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" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bindgen v0.69.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c34deb26b4c2998fba39c9d7e609a7670cd6fd6658e6f2d0fc11f683033b53a
[INFO] running `Command { std: "docker" "start" "-a" "0c34deb26b4c2998fba39c9d7e609a7670cd6fd6658e6f2d0fc11f683033b53a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c34deb26b4c2998fba39c9d7e609a7670cd6fd6658e6f2d0fc11f683033b53a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c34deb26b4c2998fba39c9d7e609a7670cd6fd6658e6f2d0fc11f683033b53a", kill_on_drop: false }`
[INFO] [stdout] 0c34deb26b4c2998fba39c9d7e609a7670cd6fd6658e6f2d0fc11f683033b53a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a54f33c2e1e06562de45992835b46cce2008d9cd23c7d6cca81bd290a18dfeb1
[INFO] running `Command { std: "docker" "start" "-a" "a54f33c2e1e06562de45992835b46cce2008d9cd23c7d6cca81bd290a18dfeb1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling rustix v0.38.25
[INFO] [stderr]    Compiling prettyplease v0.2.15
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling clang-sys v1.6.1
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling linux-raw-sys v0.4.11
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling home v0.5.5
[INFO] [stderr]    Compiling bindgen v0.69.1
[INFO] [stderr]    Compiling shlex v1.2.0
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]     Checking anstyle-parse v0.2.2
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking anstyle v1.0.4
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]     Checking anstream v0.6.4
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking clap_builder v4.4.8
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]     Checking clap v4.4.8
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling sudoku-sys v0.1.0 (https://github.com/hwoy/sudoku-sys.git#37fd8616)
[INFO] [stderr] error: failed to run custom build command for `sudoku-sys v0.1.0 (https://github.com/hwoy/sudoku-sys.git#37fd8616)`
[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/sudoku-sys-124a22dad266be0e/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-env-changed=TARGET
[INFO] [stderr]   cargo:rerun-if-env-changed=BINDGEN_EXTRA_CLANG_ARGS_x86_64-unknown-linux-gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=BINDGEN_EXTRA_CLANG_ARGS_x86_64_unknown_linux_gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=BINDGEN_EXTRA_CLANG_ARGS
[INFO] [stderr]   cargo:rerun-if-changed=gensudoku/sudoku.h
[INFO] [stderr]   cargo:rerun-if-changed=gensudoku/glibcrng.h
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (508) panicked at /opt/rustwide/cargo-home/git/checkouts/sudoku-sys-e836fa2baf418f33/37fd861/build.rs:14:14:
[INFO] [stderr]   Couldn't write bindings!: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5d78856661c2 - std::backtrace_rs::backtrace::libunwind::trace::h56b815c481feca49
[INFO] [stderr]                                  at /rustc/943e2200e35c3825486c4671b6cab0107a07f8c1/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x5d78856661c2 - std::backtrace_rs::backtrace::trace_unsynchronized::h5d48fff713304bb5
[INFO] [stderr]                                  at /rustc/943e2200e35c3825486c4671b6cab0107a07f8c1/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x5d78856661c2 - std::sys::backtrace::_print_fmt::h42ddc9c8532d3cbf
[INFO] [stderr]                                  at /rustc/943e2200e35c3825486c4671b6cab0107a07f8c1/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x5d78856661c2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h6922479e20873240
[INFO] [stderr]                                  at /rustc/943e2200e35c3825486c4671b6cab0107a07f8c1/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x5d7885677dc7 - core::fmt::rt::Argument::fmt::h1eb3677f0c940a7a
[INFO] [stderr]                                  at /rustc/943e2200e35c3825486c4671b6cab0107a07f8c1/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x5d7885677dc7 - core::fmt::write::h349597458fda2715
[INFO] [stderr]      6:     0x5d7885635516 - std::io::default_write_fmt::h3bf2d53dd14ccb71
[INFO] [stderr]                                  at /rustc/943e2200e35c3825486c4671b6cab0107a07f8c1/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x5d7885635516 - std::io::Write::write_fmt::h87125872db2b4d7d
[INFO] [stderr]                                  at /rustc/943e2200e35c3825486c4671b6cab0107a07f8c1/library/std/src/io/mod.rs:1994:13
[INFO] [stderr]      8:     0x5d7885643d04 - std::sys::backtrace::BacktraceLock::print::hddc8cc6cdf71e02a
[INFO] [stderr]                                  at /rustc/943e2200e35c3825486c4671b6cab0107a07f8c1/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x5d7885643d04 - std::panicking::default_hook::{{closure}}::h6fb565749eb6a2ff
[INFO] [stderr]                                  at /rustc/943e2200e35c3825486c4671b6cab0107a07f8c1/library/std/src/panicking.rs:293:27
[INFO] [stderr]     10:     0x5d7885643b29 - std::panicking::default_hook::h75d7195293f96d27
[INFO] [stderr]                                  at /rustc/943e2200e35c3825486c4671b6cab0107a07f8c1/library/std/src/panicking.rs:320:9
[INFO] [stderr]     11:     0x5d78856442cb - std::panicking::panic_with_hook::h96c680c6047950c7
[INFO] [stderr]                                  at /rustc/943e2200e35c3825486c4671b6cab0107a07f8c1/library/std/src/panicking.rs:826:13
[INFO] [stderr]     12:     0x5d7885644098 - std::panicking::panic_handler::{{closure}}::h1cbd5d865ea894b8
[INFO] [stderr]                                  at /rustc/943e2200e35c3825486c4671b6cab0107a07f8c1/library/std/src/panicking.rs:699:13
[INFO] [stderr]     13:     0x5d78856409f9 - std::sys::backtrace::__rust_end_short_backtrace::hd28feefd482c5944
[INFO] [stderr]                                  at /rustc/943e2200e35c3825486c4671b6cab0107a07f8c1/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x5d78856295bd - __rustc[e075ea6a1c5b83eb]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/943e2200e35c3825486c4671b6cab0107a07f8c1/library/std/src/panicking.rs:690:5
[INFO] [stderr]     15:     0x5d7885681a3c - core::panicking::panic_fmt::h6ba0b152da842688
[INFO] [stderr]                                  at /rustc/943e2200e35c3825486c4671b6cab0107a07f8c1/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x5d7885680bb2 - core::result::unwrap_failed::hf072583279ccb34f
[INFO] [stderr]                                  at /rustc/943e2200e35c3825486c4671b6cab0107a07f8c1/library/core/src/result.rs:1867:5
[INFO] [stderr]     17:     0x5d788520e6e0 - core::result::Result<T,E>::expect::h60682afef715deac
[INFO] [stderr]     18:     0x5d78850d6fe1 - build_script_build::main::h634b5e856f75cead
[INFO] [stderr]     19:     0x5d78850d7803 - core::ops::function::FnOnce::call_once::h3e283d438b98ba13
[INFO] [stderr]     20:     0x5d78850d7726 - std::sys::backtrace::__rust_begin_short_backtrace::h0188fd9bdef9214b
[INFO] [stderr]     21:     0x5d78850d7709 - std::rt::lang_start::{{closure}}::h886b7f52fce6a11c
[INFO] [stderr]     22:     0x5d7885636d8a - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hbabd7e94717d2631
[INFO] [stderr]                                  at /rustc/943e2200e35c3825486c4671b6cab0107a07f8c1/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     23:     0x5d7885636d8a - std::panicking::catch_unwind::do_call::h5a0529d84b7e8bf2
[INFO] [stderr]                                  at /rustc/943e2200e35c3825486c4671b6cab0107a07f8c1/library/std/src/panicking.rs:582:40
[INFO] [stderr]     24:     0x5d7885636d8a - std::panicking::catch_unwind::h622cceb65b7cae54
[INFO] [stderr]                                  at /rustc/943e2200e35c3825486c4671b6cab0107a07f8c1/library/std/src/panicking.rs:545:19
[INFO] [stderr]     25:     0x5d7885636d8a - std::panic::catch_unwind::h94d6525529c8ab44
[INFO] [stderr]                                  at /rustc/943e2200e35c3825486c4671b6cab0107a07f8c1/library/std/src/panic.rs:359:14
[INFO] [stderr]     26:     0x5d7885636d8a - std::rt::lang_start_internal::{{closure}}::he16826167549297c
[INFO] [stderr]                                  at /rustc/943e2200e35c3825486c4671b6cab0107a07f8c1/library/std/src/rt.rs:175:24
[INFO] [stderr]     27:     0x5d7885636d8a - std::panicking::catch_unwind::do_call::hc1490ea294e2dcef
[INFO] [stderr]                                  at /rustc/943e2200e35c3825486c4671b6cab0107a07f8c1/library/std/src/panicking.rs:582:40
[INFO] [stderr]     28:     0x5d7885636d8a - std::panicking::catch_unwind::hb03f416eee66b6c7
[INFO] [stderr]                                  at /rustc/943e2200e35c3825486c4671b6cab0107a07f8c1/library/std/src/panicking.rs:545:19
[INFO] [stderr]     29:     0x5d7885636d8a - std::panic::catch_unwind::hd367ebb8abee8f22
[INFO] [stderr]                                  at /rustc/943e2200e35c3825486c4671b6cab0107a07f8c1/library/std/src/panic.rs:359:14
[INFO] [stderr]     30:     0x5d7885636d8a - std::rt::lang_start_internal::h1756e0c4e66b788f
[INFO] [stderr]                                  at /rustc/943e2200e35c3825486c4671b6cab0107a07f8c1/library/std/src/rt.rs:171:5
[INFO] [stderr]     31:     0x5d78850d76f1 - std::rt::lang_start::h29578ce3fc8d7082
[INFO] [stderr]     32:     0x5d78850d8e55 - main
[INFO] [stderr]     33:     0x715d2fc661ca - <unknown>
[INFO] [stderr]     34:     0x715d2fc6628b - __libc_start_main
[INFO] [stderr]     35:     0x5d78850d6cb5 - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "a54f33c2e1e06562de45992835b46cce2008d9cd23c7d6cca81bd290a18dfeb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a54f33c2e1e06562de45992835b46cce2008d9cd23c7d6cca81bd290a18dfeb1", kill_on_drop: false }`
[INFO] [stdout] a54f33c2e1e06562de45992835b46cce2008d9cd23c7d6cca81bd290a18dfeb1