[INFO] cloning repository https://github.com/jonwolski/records-in-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jonwolski/records-in-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonwolski%2Frecords-in-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonwolski%2Frecords-in-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c9160bb9cae332ff74b51056374943788f3335dc
[INFO] checking jonwolski/records-in-rust against 1.94.0 for beta-1.95-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonwolski%2Frecords-in-rust" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jonwolski/records-in-rust
[INFO] finished tweaking git repo https://github.com/jonwolski/records-in-rust
[INFO] tweaked toml for git repo https://github.com/jonwolski/records-in-rust written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jonwolski/records-in-rust on toolchain 1.94.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.94.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jonwolski/records-in-rust 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" "+1.94.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded filetime v0.1.15
[INFO] [stderr]   Downloaded tango v0.8.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f8e7a66e008ef354b5ac077d1f85a519acf67f4ba4fbf0d7d26712e784fa16fb
[INFO] running `Command { std: "docker" "start" "-a" "f8e7a66e008ef354b5ac077d1f85a519acf67f4ba4fbf0d7d26712e784fa16fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8e7a66e008ef354b5ac077d1f85a519acf67f4ba4fbf0d7d26712e784fa16fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8e7a66e008ef354b5ac077d1f85a519acf67f4ba4fbf0d7d26712e784fa16fb", kill_on_drop: false }`
[INFO] [stdout] f8e7a66e008ef354b5ac077d1f85a519acf67f4ba4fbf0d7d26712e784fa16fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1240e0f3d09a6869a2b9f22ec512a07b68652320351225371b45a7e9fffbc261
[INFO] running `Command { std: "docker" "start" "-a" "1240e0f3d09a6869a2b9f22ec512a07b68652320351225371b45a7e9fffbc261", kill_on_drop: false }`
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling matches v0.1.10
[INFO] [stderr]    Compiling unicode-bidi v0.3.18
[INFO] [stderr]    Compiling same-file v0.1.3
[INFO] [stderr]    Compiling tango v0.8.3
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling tinyvec v1.9.0
[INFO] [stderr]    Compiling walkdir v1.0.7
[INFO] [stderr]    Compiling filetime v0.1.15
[INFO] [stderr]    Compiling unicode-normalization v0.1.24
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling records-in-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `records-in-rust v0.1.0 (/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/records-in-rust-79c481a3938780bb/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   emit rerun if: false
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   Rerunning tango; last recorded run was stamped: 2026-04-07 06:48:35.99206223 (GMT)
[INFO] [stderr] 
[INFO] [stderr]    in check_path, the root is: "src" , path is: "src/lib.rs", ext is "rs"
[INFO] [stderr] 
[INFO] [stderr]    in check_path, the root is: "src" , path is: "src/lib.md", ext is "md"
[INFO] [stderr] 
[INFO] [stderr]    in check_path, the root is: "src" , path is: "src/lib.md", ext is "md"
[INFO] [stderr] 
[INFO] [stderr]    in check_path, the root is: "src" , path is: "src/lib.rs", ext is "rs"
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (209) panicked at build.rs:3:35:
[INFO] [stderr]   called `Result::unwrap()` on an `Err` value: IoError(Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" })
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x63dd14eb3652 - std::backtrace_rs::backtrace::libunwind::trace::hff358a60abf734fc
[INFO] [stderr]                                  at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x63dd14eb3652 - std::backtrace_rs::backtrace::trace_unsynchronized::h3b121f916dd95ec6
[INFO] [stderr]                                  at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x63dd14eb3652 - std::sys::backtrace::_print_fmt::hde0a62ded68798e9
[INFO] [stderr]                                  at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]      3:     0x63dd14eb3652 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h93773fc827e3113d
[INFO] [stderr]                                  at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]      4:     0x63dd14ec2a4a - core::fmt::rt::Argument::fmt::h01eff69902dad97f
[INFO] [stderr]                                  at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x63dd14ec2a4a - core::fmt::write::hed7b5c73d82ecb7c
[INFO] [stderr]      6:     0x63dd14e90886 - std::io::default_write_fmt::hd49a3027caaa0994
[INFO] [stderr]                                  at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x63dd14e90886 - std::io::Write::write_fmt::h6f0185aecf0ed75f
[INFO] [stderr]                                  at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:1994:13
[INFO] [stderr]      8:     0x63dd14e986e6 - std::sys::backtrace::BacktraceLock::print::h8b1d6fcc5a56d1a3
[INFO] [stderr]                                  at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]      9:     0x63dd14e986e6 - std::panicking::default_hook::{{closure}}::h2be84df4f189ae36
[INFO] [stderr]                                  at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:292:27
[INFO] [stderr]     10:     0x63dd14e98546 - std::panicking::default_hook::hf0ea8939246f43a9
[INFO] [stderr]                                  at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:319:9
[INFO] [stderr]     11:     0x63dd14e9892b - std::panicking::panic_with_hook::hb4bd9ac1123582a0
[INFO] [stderr]                                  at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:825:13
[INFO] [stderr]     12:     0x63dd14e987a8 - std::panicking::panic_handler::{{closure}}::hde00dd15f5637fe2
[INFO] [stderr]                                  at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:698:13
[INFO] [stderr]     13:     0x63dd14e96789 - std::sys::backtrace::__rust_end_short_backtrace::hb72197fa777c1785
[INFO] [stderr]                                  at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]     14:     0x63dd14e8561d - __rustc[4425a7e20b4c8619]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:689:5
[INFO] [stderr]     15:     0x63dd14ec5f2c - core::panicking::panic_fmt::ha59b517dd231f4da
[INFO] [stderr]                                  at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x63dd14ec5842 - core::result::unwrap_failed::hf2d1f30a3ac850fc
[INFO] [stderr]                                  at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1867:5
[INFO] [stderr]     17:     0x63dd14e5d655 - build_script_build::main::hf5c67b109a3344f0
[INFO] [stderr]     18:     0x63dd14e5db43 - core::ops::function::FnOnce::call_once::hd1d2e14448e1545d
[INFO] [stderr]     19:     0x63dd14e5d6f6 - std::sys::backtrace::__rust_begin_short_backtrace::h8b8a4bba2bf8adeb
[INFO] [stderr]     20:     0x63dd14e5d6d9 - std::rt::lang_start::{{closure}}::ha4969ce4e0190260
[INFO] [stderr]     21:     0x63dd14e91f36 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h6cf6e1b4b1f98539
[INFO] [stderr]                                  at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     22:     0x63dd14e91f36 - std::panicking::catch_unwind::do_call::h174840425564edbd
[INFO] [stderr]                                  at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stderr]     23:     0x63dd14e91f36 - std::panicking::catch_unwind::had0fde8b5d7282ba
[INFO] [stderr]                                  at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stderr]     24:     0x63dd14e91f36 - std::panic::catch_unwind::hdb1c6876cc6d1988
[INFO] [stderr]                                  at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stderr]     25:     0x63dd14e91f36 - std::rt::lang_start_internal::{{closure}}::h9a3342d69e945811
[INFO] [stderr]                                  at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/rt.rs:175:24
[INFO] [stderr]     26:     0x63dd14e91f36 - std::panicking::catch_unwind::do_call::haba617e1655662f0
[INFO] [stderr]                                  at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stderr]     27:     0x63dd14e91f36 - std::panicking::catch_unwind::hdcb3b0cdc4ef023b
[INFO] [stderr]                                  at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stderr]     28:     0x63dd14e91f36 - std::panic::catch_unwind::hd7496902866db161
[INFO] [stderr]                                  at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stderr]     29:     0x63dd14e91f36 - std::rt::lang_start_internal::h9f282d832ae47dd5
[INFO] [stderr]                                  at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/rt.rs:171:5
[INFO] [stderr]     30:     0x63dd14e5d6c1 - std::rt::lang_start::h0b6a0a695e9eb232
[INFO] [stderr]     31:     0x63dd14e5de95 - main
[INFO] [stderr]     32:     0x75c306ff81ca - <unknown>
[INFO] [stderr]     33:     0x75c306ff828b - __libc_start_main
[INFO] [stderr]     34:     0x63dd14e5d515 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "1240e0f3d09a6869a2b9f22ec512a07b68652320351225371b45a7e9fffbc261", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1240e0f3d09a6869a2b9f22ec512a07b68652320351225371b45a7e9fffbc261", kill_on_drop: false }`
[INFO] [stdout] 1240e0f3d09a6869a2b9f22ec512a07b68652320351225371b45a7e9fffbc261
