[INFO] cloning repository https://github.com/brian-chau/wc-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/brian-chau/wc-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrian-chau%2Fwc-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrian-chau%2Fwc-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 98ac5c3514c569455a3373bc8c5dff7bcbde7d6c
[INFO] checking brian-chau/wc-rust against e5e97e3ef0ee95d34bea49cdac051ed1bbac01df for pr-158759-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrian-chau%2Fwc-rust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/brian-chau/wc-rust
[INFO] finished tweaking git repo https://github.com/brian-chau/wc-rust
[INFO] tweaked toml for git repo https://github.com/brian-chau/wc-rust written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/brian-chau/wc-rust on toolchain e5e97e3ef0ee95d34bea49cdac051ed1bbac01df
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e5e97e3ef0ee95d34bea49cdac051ed1bbac01df" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/brian-chau/wc-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" "+e5e97e3ef0ee95d34bea49cdac051ed1bbac01df" "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-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] db8c2c0f4eaefd1297545d6ec981d69a76e9ad7fd59daef9641f85f9096b4a48
[INFO] running `Command { std: "docker" "start" "db8c2c0f4eaefd1297545d6ec981d69a76e9ad7fd59daef9641f85f9096b4a48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db8c2c0f4eaefd1297545d6ec981d69a76e9ad7fd59daef9641f85f9096b4a48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "db8c2c0f4eaefd1297545d6ec981d69a76e9ad7fd59daef9641f85f9096b4a48" "/opt/rustwide/cargo-home/bin/cargo" "+e5e97e3ef0ee95d34bea49cdac051ed1bbac01df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db8c2c0f4eaefd1297545d6ec981d69a76e9ad7fd59daef9641f85f9096b4a48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "db8c2c0f4eaefd1297545d6ec981d69a76e9ad7fd59daef9641f85f9096b4a48" "/opt/rustwide/cargo-home/bin/cargo" "+e5e97e3ef0ee95d34bea49cdac051ed1bbac01df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling toml_write v0.1.2
[INFO] [stderr]    Compiling winnow v0.7.11
[INFO] [stderr]    Compiling iana-time-zone v0.1.63
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking clap_builder v4.5.40
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling clap_derive v4.5.40
[INFO] [stderr]    Compiling wc v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking clap v4.5.40
[INFO] [stderr] error: failed to run custom build command for `wc v0.0.1 (/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/wc-1d9d91cc1f6691da/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (253) panicked at build.rs:49:46:
[INFO] [stderr]   Unable to write results: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5665b5950a81 - std[ac8be9a8477af718]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                  at /rustc/e5e97e3ef0ee95d34bea49cdac051ed1bbac01df/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x5665b5950a81 - std[ac8be9a8477af718]::backtrace_rs::backtrace::trace_unsynchronized::<std[ac8be9a8477af718]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                  at /rustc/e5e97e3ef0ee95d34bea49cdac051ed1bbac01df/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x5665b5950a81 - std[ac8be9a8477af718]::sys::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/e5e97e3ef0ee95d34bea49cdac051ed1bbac01df/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]      3:     0x5665b5950a81 - <<std[ac8be9a8477af718]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[b2d707db3cb2ec89]::fmt::Display>::fmt
[INFO] [stderr]                                  at /rustc/e5e97e3ef0ee95d34bea49cdac051ed1bbac01df/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]      4:     0x5665b5964a0a - <core[b2d707db3cb2ec89]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                  at /rustc/e5e97e3ef0ee95d34bea49cdac051ed1bbac01df/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x5665b5964a0a - core[b2d707db3cb2ec89]::fmt::write
[INFO] [stderr]      6:     0x5665b595430c - std[ac8be9a8477af718]::io::default_write_fmt::<std[ac8be9a8477af718]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                  at /rustc/e5e97e3ef0ee95d34bea49cdac051ed1bbac01df/library/std/src/io/mod.rs:626:11
[INFO] [stderr]      7:     0x5665b595430c - <std[ac8be9a8477af718]::sys::stdio::unix::Stderr as std[ac8be9a8477af718]::io::Write>::write_fmt
[INFO] [stderr]                                  at /rustc/e5e97e3ef0ee95d34bea49cdac051ed1bbac01df/library/std/src/io/mod.rs:1730:13
[INFO] [stderr]      8:     0x5665b593af56 - <std[ac8be9a8477af718]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                  at /rustc/e5e97e3ef0ee95d34bea49cdac051ed1bbac01df/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]      9:     0x5665b593af56 - std[ac8be9a8477af718]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                  at /rustc/e5e97e3ef0ee95d34bea49cdac051ed1bbac01df/library/std/src/panicking.rs:292:27
[INFO] [stderr]     10:     0x5665b594bd91 - std[ac8be9a8477af718]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/e5e97e3ef0ee95d34bea49cdac051ed1bbac01df/library/std/src/panicking.rs:319:9
[INFO] [stderr]     11:     0x5665b594bf4b - std[ac8be9a8477af718]::panicking::panic_with_hook
[INFO] [stderr]                                  at /rustc/e5e97e3ef0ee95d34bea49cdac051ed1bbac01df/library/std/src/panicking.rs:815:13
[INFO] [stderr]     12:     0x5665b593b002 - std[ac8be9a8477af718]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                  at /rustc/e5e97e3ef0ee95d34bea49cdac051ed1bbac01df/library/std/src/panicking.rs:688:13
[INFO] [stderr]     13:     0x5665b5932aa9 - std[ac8be9a8477af718]::sys::backtrace::__rust_end_short_backtrace::<std[ac8be9a8477af718]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                  at /rustc/e5e97e3ef0ee95d34bea49cdac051ed1bbac01df/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]     14:     0x5665b593b77d - __rustc[b36a5a049e7f71bc]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/e5e97e3ef0ee95d34bea49cdac051ed1bbac01df/library/std/src/panicking.rs:679:5
[INFO] [stderr]     15:     0x5665b596528c - core[b2d707db3cb2ec89]::panicking::panic_fmt
[INFO] [stderr]                                  at /rustc/e5e97e3ef0ee95d34bea49cdac051ed1bbac01df/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x5665b5965002 - core[b2d707db3cb2ec89]::result::unwrap_failed
[INFO] [stderr]                                  at /rustc/e5e97e3ef0ee95d34bea49cdac051ed1bbac01df/library/core/src/result.rs:1870:5
[INFO] [stderr]     17:     0x5665b5625d60 - <core[b2d707db3cb2ec89]::result::Result<(), core[b2d707db3cb2ec89]::io::error::Error>>::expect
[INFO] [stderr]     18:     0x5665b56254f3 - build_script_build[96bbd4ac5cbb04a9]::main
[INFO] [stderr]     19:     0x5665b5628863 - <fn() as core[b2d707db3cb2ec89]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     20:     0x5665b5623ed6 - std[ac8be9a8477af718]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     21:     0x5665b56249a9 - std[ac8be9a8477af718]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     22:     0x5665b594b4e7 - <&dyn core[b2d707db3cb2ec89]::ops::function::Fn<(), Output = i32> + core[b2d707db3cb2ec89]::marker::Sync + core[b2d707db3cb2ec89]::panic::unwind_safe::RefUnwindSafe as core[b2d707db3cb2ec89]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/e5e97e3ef0ee95d34bea49cdac051ed1bbac01df/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     23:     0x5665b594b4e7 - std[ac8be9a8477af718]::panicking::catch_unwind::do_call::<&dyn core[b2d707db3cb2ec89]::ops::function::Fn<(), Output = i32> + core[b2d707db3cb2ec89]::marker::Sync + core[b2d707db3cb2ec89]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                  at /rustc/e5e97e3ef0ee95d34bea49cdac051ed1bbac01df/library/std/src/panicking.rs:576:43
[INFO] [stderr]     24:     0x5665b594b4e7 - std[ac8be9a8477af718]::panicking::catch_unwind::<i32, &dyn core[b2d707db3cb2ec89]::ops::function::Fn<(), Output = i32> + core[b2d707db3cb2ec89]::marker::Sync + core[b2d707db3cb2ec89]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stderr]                                  at /rustc/e5e97e3ef0ee95d34bea49cdac051ed1bbac01df/library/std/src/panicking.rs:544:19
[INFO] [stderr]     25:     0x5665b594b4e7 - std[ac8be9a8477af718]::panic::catch_unwind::<&dyn core[b2d707db3cb2ec89]::ops::function::Fn<(), Output = i32> + core[b2d707db3cb2ec89]::marker::Sync + core[b2d707db3cb2ec89]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                  at /rustc/e5e97e3ef0ee95d34bea49cdac051ed1bbac01df/library/std/src/panic.rs:359:14
[INFO] [stderr]     26:     0x5665b594b4e7 - std[ac8be9a8477af718]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                  at /rustc/e5e97e3ef0ee95d34bea49cdac051ed1bbac01df/library/std/src/rt.rs:175:24
[INFO] [stderr]     27:     0x5665b594b4e7 - std[ac8be9a8477af718]::panicking::catch_unwind::do_call::<std[ac8be9a8477af718]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/e5e97e3ef0ee95d34bea49cdac051ed1bbac01df/library/std/src/panicking.rs:576:43
[INFO] [stderr]     28:     0x5665b594b4e7 - std[ac8be9a8477af718]::panicking::catch_unwind::<isize, std[ac8be9a8477af718]::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                                  at /rustc/e5e97e3ef0ee95d34bea49cdac051ed1bbac01df/library/std/src/panicking.rs:544:19
[INFO] [stderr]     29:     0x5665b594b4e7 - std[ac8be9a8477af718]::panic::catch_unwind::<std[ac8be9a8477af718]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/e5e97e3ef0ee95d34bea49cdac051ed1bbac01df/library/std/src/panic.rs:359:14
[INFO] [stderr]     30:     0x5665b594b4e7 - std[ac8be9a8477af718]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/e5e97e3ef0ee95d34bea49cdac051ed1bbac01df/library/std/src/rt.rs:171:5
[INFO] [stderr]     31:     0x5665b5623b91 - std[ac8be9a8477af718]::rt::lang_start::<()>
[INFO] [stderr]     32:     0x5665b5628945 - main
[INFO] [stderr]     33:     0x7a012152e1ca - <unknown>
[INFO] [stderr]     34:     0x7a012152e28b - __libc_start_main
[INFO] [stderr]     35:     0x5665b56233e5 - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "db8c2c0f4eaefd1297545d6ec981d69a76e9ad7fd59daef9641f85f9096b4a48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db8c2c0f4eaefd1297545d6ec981d69a76e9ad7fd59daef9641f85f9096b4a48", kill_on_drop: false }`
[INFO] [stdout] db8c2c0f4eaefd1297545d6ec981d69a76e9ad7fd59daef9641f85f9096b4a48