[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 master#c756124775121dea0e640652c5ee3c89e3dd0eb4 for pr-154971
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonwolski%2Frecords-in-rust" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-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-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jonwolski/records-in-rust on toolchain c756124775121dea0e640652c5ee3c89e3dd0eb4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c756124775121dea0e640652c5ee3c89e3dd0eb4" "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" "+c756124775121dea0e640652c5ee3c89e3dd0eb4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded filetime v0.1.15
[INFO] [stderr]   Downloaded same-file v0.1.3
[INFO] [stderr]   Downloaded walkdir v1.0.7
[INFO] [stderr]   Downloaded tango v0.8.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+c756124775121dea0e640652c5ee3c89e3dd0eb4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d2e02385e0fe9d5ac3247bd6519c1ce54152d747df0ecfabdd7078713250c2c
[INFO] running `Command { std: "docker" "start" "-a" "6d2e02385e0fe9d5ac3247bd6519c1ce54152d747df0ecfabdd7078713250c2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d2e02385e0fe9d5ac3247bd6519c1ce54152d747df0ecfabdd7078713250c2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d2e02385e0fe9d5ac3247bd6519c1ce54152d747df0ecfabdd7078713250c2c", kill_on_drop: false }`
[INFO] [stdout] 6d2e02385e0fe9d5ac3247bd6519c1ce54152d747df0ecfabdd7078713250c2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+c756124775121dea0e640652c5ee3c89e3dd0eb4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea5fdeba324414781e669e6231ebcae345c56e6beb892de68240704cfbba344b
[INFO] running `Command { std: "docker" "start" "-a" "ea5fdeba324414781e669e6231ebcae345c56e6beb892de68240704cfbba344b", kill_on_drop: false }`
[INFO] [stderr]    Compiling tinyvec v1.9.0
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling matches v0.1.10
[INFO] [stderr]    Compiling tango v0.8.3
[INFO] [stderr]    Compiling same-file v0.1.3
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[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-f527d3f92afec63f/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: 2026-04-18 23:17:41.838322475 (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' (189) 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:     0x57313dc69a5a - std[e6f27331f023ae41]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                  at /rustc/c756124775121dea0e640652c5ee3c89e3dd0eb4/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x57313dc69a5a - std[e6f27331f023ae41]::backtrace_rs::backtrace::trace_unsynchronized::<std[e6f27331f023ae41]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                  at /rustc/c756124775121dea0e640652c5ee3c89e3dd0eb4/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x57313dc69a5a - std[e6f27331f023ae41]::sys::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/c756124775121dea0e640652c5ee3c89e3dd0eb4/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]      3:     0x57313dc69a5a - <<std[e6f27331f023ae41]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[109e66eb34fb8c82]::fmt::Display>::fmt
[INFO] [stderr]                                  at /rustc/c756124775121dea0e640652c5ee3c89e3dd0eb4/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]      4:     0x57313dc7b3ca - <core[109e66eb34fb8c82]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                  at /rustc/c756124775121dea0e640652c5ee3c89e3dd0eb4/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x57313dc7b3ca - core[109e66eb34fb8c82]::fmt::write
[INFO] [stderr]      6:     0x57313dc6dce2 - std[e6f27331f023ae41]::io::default_write_fmt::<std[e6f27331f023ae41]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                  at /rustc/c756124775121dea0e640652c5ee3c89e3dd0eb4/library/std/src/io/mod.rs:621:11
[INFO] [stderr]      7:     0x57313dc6dce2 - <std[e6f27331f023ae41]::sys::stdio::unix::Stderr as std[e6f27331f023ae41]::io::Write>::write_fmt
[INFO] [stderr]                                  at /rustc/c756124775121dea0e640652c5ee3c89e3dd0eb4/library/std/src/io/mod.rs:1976:13
[INFO] [stderr]      8:     0x57313dc543df - <std[e6f27331f023ae41]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                  at /rustc/c756124775121dea0e640652c5ee3c89e3dd0eb4/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]      9:     0x57313dc543df - std[e6f27331f023ae41]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                  at /rustc/c756124775121dea0e640652c5ee3c89e3dd0eb4/library/std/src/panicking.rs:292:27
[INFO] [stderr]     10:     0x57313dc65551 - std[e6f27331f023ae41]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/c756124775121dea0e640652c5ee3c89e3dd0eb4/library/std/src/panicking.rs:319:9
[INFO] [stderr]     11:     0x57313dc6570b - std[e6f27331f023ae41]::panicking::panic_with_hook
[INFO] [stderr]                                  at /rustc/c756124775121dea0e640652c5ee3c89e3dd0eb4/library/std/src/panicking.rs:825:13
[INFO] [stderr]     12:     0x57313dc54498 - std[e6f27331f023ae41]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                  at /rustc/c756124775121dea0e640652c5ee3c89e3dd0eb4/library/std/src/panicking.rs:698:13
[INFO] [stderr]     13:     0x57313dc4c0d9 - std[e6f27331f023ae41]::sys::backtrace::__rust_end_short_backtrace::<std[e6f27331f023ae41]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                  at /rustc/c756124775121dea0e640652c5ee3c89e3dd0eb4/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]     14:     0x57313dc54cfd - __rustc[35c91ab2531d24f9]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/c756124775121dea0e640652c5ee3c89e3dd0eb4/library/std/src/panicking.rs:689:5
[INFO] [stderr]     15:     0x57313dc7baec - core[109e66eb34fb8c82]::panicking::panic_fmt
[INFO] [stderr]                                  at /rustc/c756124775121dea0e640652c5ee3c89e3dd0eb4/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x57313dc7b8c2 - core[109e66eb34fb8c82]::result::unwrap_failed
[INFO] [stderr]                                  at /rustc/c756124775121dea0e640652c5ee3c89e3dd0eb4/library/core/src/result.rs:1867:5
[INFO] [stderr]     17:     0x57313dc17225 - build_script_build[fa7ab46a2568a99c]::main
[INFO] [stderr]     18:     0x57313dc178c3 - <fn() as core[109e66eb34fb8c82]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     19:     0x57313dc17176 - std[e6f27331f023ae41]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     20:     0x57313dc17189 - std[e6f27331f023ae41]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     21:     0x57313dc64cd4 - <&dyn core[109e66eb34fb8c82]::ops::function::Fn<(), Output = i32> + core[109e66eb34fb8c82]::panic::unwind_safe::RefUnwindSafe + core[109e66eb34fb8c82]::marker::Sync as core[109e66eb34fb8c82]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/c756124775121dea0e640652c5ee3c89e3dd0eb4/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     22:     0x57313dc64cd4 - std[e6f27331f023ae41]::panicking::catch_unwind::do_call::<&dyn core[109e66eb34fb8c82]::ops::function::Fn<(), Output = i32> + core[109e66eb34fb8c82]::panic::unwind_safe::RefUnwindSafe + core[109e66eb34fb8c82]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/c756124775121dea0e640652c5ee3c89e3dd0eb4/library/std/src/panicking.rs:581:40
[INFO] [stderr]     23:     0x57313dc64cd4 - std[e6f27331f023ae41]::panicking::catch_unwind::<i32, &dyn core[109e66eb34fb8c82]::ops::function::Fn<(), Output = i32> + core[109e66eb34fb8c82]::panic::unwind_safe::RefUnwindSafe + core[109e66eb34fb8c82]::marker::Sync>
[INFO] [stderr]                                  at /rustc/c756124775121dea0e640652c5ee3c89e3dd0eb4/library/std/src/panicking.rs:544:19
[INFO] [stderr]     24:     0x57313dc64cd4 - std[e6f27331f023ae41]::panic::catch_unwind::<&dyn core[109e66eb34fb8c82]::ops::function::Fn<(), Output = i32> + core[109e66eb34fb8c82]::panic::unwind_safe::RefUnwindSafe + core[109e66eb34fb8c82]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/c756124775121dea0e640652c5ee3c89e3dd0eb4/library/std/src/panic.rs:359:14
[INFO] [stderr]     25:     0x57313dc64cd4 - std[e6f27331f023ae41]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                  at /rustc/c756124775121dea0e640652c5ee3c89e3dd0eb4/library/std/src/rt.rs:175:24
[INFO] [stderr]     26:     0x57313dc64cd4 - std[e6f27331f023ae41]::panicking::catch_unwind::do_call::<std[e6f27331f023ae41]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/c756124775121dea0e640652c5ee3c89e3dd0eb4/library/std/src/panicking.rs:581:40
[INFO] [stderr]     27:     0x57313dc64cd4 - std[e6f27331f023ae41]::panicking::catch_unwind::<isize, std[e6f27331f023ae41]::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                                  at /rustc/c756124775121dea0e640652c5ee3c89e3dd0eb4/library/std/src/panicking.rs:544:19
[INFO] [stderr]     28:     0x57313dc64cd4 - std[e6f27331f023ae41]::panic::catch_unwind::<std[e6f27331f023ae41]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/c756124775121dea0e640652c5ee3c89e3dd0eb4/library/std/src/panic.rs:359:14
[INFO] [stderr]     29:     0x57313dc64cd4 - std[e6f27331f023ae41]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/c756124775121dea0e640652c5ee3c89e3dd0eb4/library/std/src/rt.rs:171:5
[INFO] [stderr]     30:     0x57313dc17161 - std[e6f27331f023ae41]::rt::lang_start::<()>
[INFO] [stderr]     31:     0x57313dc17925 - main
[INFO] [stderr]     32:     0x71e4a88881ca - <unknown>
[INFO] [stderr]     33:     0x71e4a888828b - __libc_start_main
[INFO] [stderr]     34:     0x57313dc16fa5 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "ea5fdeba324414781e669e6231ebcae345c56e6beb892de68240704cfbba344b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea5fdeba324414781e669e6231ebcae345c56e6beb892de68240704cfbba344b", kill_on_drop: false }`
[INFO] [stdout] ea5fdeba324414781e669e6231ebcae345c56e6beb892de68240704cfbba344b
