[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#af54b6062f33b99e418444700f3a823ef0214052 for pr-138952
[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] validating manifest of git repo https://github.com/hwoy/gensudoku-rs on toolchain af54b6062f33b99e418444700f3a823ef0214052
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af54b6062f33b99e418444700f3a823ef0214052" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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] 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" "+af54b6062f33b99e418444700f3a823ef0214052" "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-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+af54b6062f33b99e418444700f3a823ef0214052" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b20d9a0b3eca5ba127c00b42c813a15eef22028a3bbd0c638d94e134459bdece
[INFO] running `Command { std: "docker" "start" "-a" "b20d9a0b3eca5ba127c00b42c813a15eef22028a3bbd0c638d94e134459bdece", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b20d9a0b3eca5ba127c00b42c813a15eef22028a3bbd0c638d94e134459bdece", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b20d9a0b3eca5ba127c00b42c813a15eef22028a3bbd0c638d94e134459bdece", kill_on_drop: false }`
[INFO] [stdout] b20d9a0b3eca5ba127c00b42c813a15eef22028a3bbd0c638d94e134459bdece
[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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+af54b6062f33b99e418444700f3a823ef0214052" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c7a5b0a5deff4ede4d7a2a2aed80e7611dcf76b4dcb6253265d81e4894e549b
[INFO] running `Command { std: "docker" "start" "-a" "3c7a5b0a5deff4ede4d7a2a2aed80e7611dcf76b4dcb6253265d81e4894e549b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling prettyplease v0.2.15
[INFO] [stderr]    Compiling rustix v0.38.25
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling linux-raw-sys v0.4.11
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling clang-sys v1.6.1
[INFO] [stderr]    Compiling bindgen v0.69.1
[INFO] [stderr]    Compiling home v0.5.5
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling shlex v1.2.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking anstyle-parse v0.2.2
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking anstyle v1.0.4
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking anstream v0.6.4
[INFO] [stderr]     Checking clap_builder v4.4.8
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling which v4.4.2
[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-5a14ba7c45b0fd3e/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' 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:     0x5bba375ac242 - std::backtrace_rs::backtrace::libunwind::trace::h1c292de34b5213fc
[INFO] [stderr]                                  at /rustc/af54b6062f33b99e418444700f3a823ef0214052/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x5bba375ac242 - std::backtrace_rs::backtrace::trace_unsynchronized::h3cc3391047a1d5c6
[INFO] [stderr]                                  at /rustc/af54b6062f33b99e418444700f3a823ef0214052/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x5bba375ac242 - std::sys::backtrace::_print_fmt::h252992e6edaadaa6
[INFO] [stderr]                                  at /rustc/af54b6062f33b99e418444700f3a823ef0214052/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x5bba375ac242 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h8a75f7c6d3be3b6f
[INFO] [stderr]                                  at /rustc/af54b6062f33b99e418444700f3a823ef0214052/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x5bba375d6e73 - core::fmt::rt::Argument::fmt::hb572c6e8bca4dba5
[INFO] [stderr]                                  at /rustc/af54b6062f33b99e418444700f3a823ef0214052/library/core/src/fmt/rt.rs:184:76
[INFO] [stderr]      5:     0x5bba375d6e73 - core::fmt::write::h9f7f4a1afd226df1
[INFO] [stderr]                                  at /rustc/af54b6062f33b99e418444700f3a823ef0214052/library/core/src/fmt/mod.rs:1480:21
[INFO] [stderr]      6:     0x5bba375a89d3 - std::io::default_write_fmt::he264e22cc906c30f
[INFO] [stderr]                                  at /rustc/af54b6062f33b99e418444700f3a823ef0214052/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x5bba375a89d3 - std::io::Write::write_fmt::hb11f2fd70a20903c
[INFO] [stderr]                                  at /rustc/af54b6062f33b99e418444700f3a823ef0214052/library/std/src/io/mod.rs:1914:13
[INFO] [stderr]      8:     0x5bba375ac092 - std::sys::backtrace::BacktraceLock::print::hc373d38d0719466d
[INFO] [stderr]                                  at /rustc/af54b6062f33b99e418444700f3a823ef0214052/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x5bba375ad242 - std::panicking::default_hook::{{closure}}::heb0512ef47c5bd59
[INFO] [stderr]                                  at /rustc/af54b6062f33b99e418444700f3a823ef0214052/library/std/src/panicking.rs:300:22
[INFO] [stderr]     10:     0x5bba375ad045 - std::panicking::default_hook::he76403f2b5bdf8ac
[INFO] [stderr]                                  at /rustc/af54b6062f33b99e418444700f3a823ef0214052/library/std/src/panicking.rs:327:9
[INFO] [stderr]     11:     0x5bba375adc62 - std::panicking::rust_panic_with_hook::h2d0f67ec5003eb1d
[INFO] [stderr]                                  at /rustc/af54b6062f33b99e418444700f3a823ef0214052/library/std/src/panicking.rs:833:13
[INFO] [stderr]     12:     0x5bba375ad9ea - std::panicking::begin_panic_handler::{{closure}}::hc80dd023b61c32fc
[INFO] [stderr]                                  at /rustc/af54b6062f33b99e418444700f3a823ef0214052/library/std/src/panicking.rs:706:13
[INFO] [stderr]     13:     0x5bba375ac739 - std::sys::backtrace::__rust_end_short_backtrace::hb1e0c8a5f2574546
[INFO] [stderr]                                  at /rustc/af54b6062f33b99e418444700f3a823ef0214052/library/std/src/sys/backtrace.rs:168:18
[INFO] [stderr]     14:     0x5bba375ad67d - __rustc[3304f3cae0d0c4a8]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/af54b6062f33b99e418444700f3a823ef0214052/library/std/src/panicking.rs:697:5
[INFO] [stderr]     15:     0x5bba375d51a0 - core::panicking::panic_fmt::ha2e7a75c4a491241
[INFO] [stderr]                                  at /rustc/af54b6062f33b99e418444700f3a823ef0214052/library/core/src/panicking.rs:75:14
[INFO] [stderr]     16:     0x5bba375d5636 - core::result::unwrap_failed::h555c2238f35d4b99
[INFO] [stderr]                                  at /rustc/af54b6062f33b99e418444700f3a823ef0214052/library/core/src/result.rs:1704:5
[INFO] [stderr]     17:     0x5bba3708da70 - core::result::Result<T,E>::expect::hb3115231be9e6827
[INFO] [stderr]     18:     0x5bba3701d8f1 - build_script_build::main::h72f98d848c07beea
[INFO] [stderr]     19:     0x5bba3701bee3 - core::ops::function::FnOnce::call_once::he5a4985e1b0eb851
[INFO] [stderr]     20:     0x5bba3701bdd6 - std::sys::backtrace::__rust_begin_short_backtrace::he29694ba1bd47ad0
[INFO] [stderr]     21:     0x5bba3701bdb9 - std::rt::lang_start::{{closure}}::h168a533995da0156
[INFO] [stderr]     22:     0x5bba375a3430 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h4a5e92f0b168ad39
[INFO] [stderr]                                  at /rustc/af54b6062f33b99e418444700f3a823ef0214052/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     23:     0x5bba375a3430 - std::panicking::try::do_call::h7b44fb4f4b56c550
[INFO] [stderr]                                  at /rustc/af54b6062f33b99e418444700f3a823ef0214052/library/std/src/panicking.rs:589:40
[INFO] [stderr]     24:     0x5bba375a3430 - std::panicking::try::hc75f4212874fd267
[INFO] [stderr]                                  at /rustc/af54b6062f33b99e418444700f3a823ef0214052/library/std/src/panicking.rs:552:19
[INFO] [stderr]     25:     0x5bba375a3430 - std::panic::catch_unwind::h787bd3ab0e560a78
[INFO] [stderr]                                  at /rustc/af54b6062f33b99e418444700f3a823ef0214052/library/std/src/panic.rs:359:14
[INFO] [stderr]     26:     0x5bba375a3430 - std::rt::lang_start_internal::{{closure}}::h2ecb7d21a2f2136c
[INFO] [stderr]                                  at /rustc/af54b6062f33b99e418444700f3a823ef0214052/library/std/src/rt.rs:168:24
[INFO] [stderr]     27:     0x5bba375a3430 - std::panicking::try::do_call::hc4dd84a4428c0ad0
[INFO] [stderr]                                  at /rustc/af54b6062f33b99e418444700f3a823ef0214052/library/std/src/panicking.rs:589:40
[INFO] [stderr]     28:     0x5bba375a3430 - std::panicking::try::hdf576665842e88fc
[INFO] [stderr]                                  at /rustc/af54b6062f33b99e418444700f3a823ef0214052/library/std/src/panicking.rs:552:19
[INFO] [stderr]     29:     0x5bba375a3430 - std::panic::catch_unwind::h814a1c94fe513f8f
[INFO] [stderr]                                  at /rustc/af54b6062f33b99e418444700f3a823ef0214052/library/std/src/panic.rs:359:14
[INFO] [stderr]     30:     0x5bba375a3430 - std::rt::lang_start_internal::h6cae671b9b36caf3
[INFO] [stderr]                                  at /rustc/af54b6062f33b99e418444700f3a823ef0214052/library/std/src/rt.rs:164:5
[INFO] [stderr]     31:     0x5bba3701bda1 - std::rt::lang_start::h0e0055ab47a41f0f
[INFO] [stderr]     32:     0x5bba3701db15 - main
[INFO] [stderr]     33:     0x7226708261ca - <unknown>
[INFO] [stderr]     34:     0x72267082628b - __libc_start_main
[INFO] [stderr]     35:     0x5bba3701b665 - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "3c7a5b0a5deff4ede4d7a2a2aed80e7611dcf76b4dcb6253265d81e4894e549b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c7a5b0a5deff4ede4d7a2a2aed80e7611dcf76b4dcb6253265d81e4894e549b", kill_on_drop: false }`
[INFO] [stdout] 3c7a5b0a5deff4ede4d7a2a2aed80e7611dcf76b4dcb6253265d81e4894e549b