[INFO] fetching crate zlob 1.6.5...
[INFO] testing zlob-1.6.5 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate zlob 1.6.5 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate zlob 1.6.5
[INFO] finished tweaking crates.io crate zlob 1.6.5
[INFO] tweaked toml for crates.io crate zlob 1.6.5 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate zlob 1.6.5 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate zlob 1.6.5 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" "+1.99.0-beta.8" "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 tempfile v3.24.0
[INFO] [stderr]   Downloaded rustc-hash v2.1.2
[INFO] [stderr]   Downloaded globset v0.4.18
[INFO] [stderr]   Downloaded unicode-ident v1.0.22
[INFO] [stderr]   Downloaded quote v1.0.44
[INFO] [stderr]   Downloaded ignore v0.4.26
[INFO] [stderr]   Downloaded log v0.4.29
[INFO] [stderr]   Downloaded libloading v0.8.9
[INFO] [stderr]   Downloaded wasip2 v1.0.2+wasi-0.2.9
[INFO] [stderr]   Downloaded syn v2.0.114
[INFO] [stderr]   Downloaded bindgen v0.72.1
[INFO] [stderr]   Downloaded bstr v1.12.1
[INFO] [stderr]   Downloaded rustix v1.1.3
[INFO] [stderr]   Downloaded libc v0.2.180
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 0467dfef7d03eaff5b161f6ade095a2d85d776628a925153319b188f991001db
[INFO] running `Command { std: "docker" "start" "0467dfef7d03eaff5b161f6ade095a2d85d776628a925153319b188f991001db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0467dfef7d03eaff5b161f6ade095a2d85d776628a925153319b188f991001db", 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" "0467dfef7d03eaff5b161f6ade095a2d85d776628a925153319b188f991001db" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0467dfef7d03eaff5b161f6ade095a2d85d776628a925153319b188f991001db", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0467dfef7d03eaff5b161f6ade095a2d85d776628a925153319b188f991001db" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling libloading v0.8.9
[INFO] [stderr]    Compiling bindgen v0.72.1
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling rustc-hash v2.1.2
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling zlob v1.6.5 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `zlob v1.6.5 (/opt/rustwide/workdir)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_RELEASE_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/release/build/zlob-fa1ede5eb3df33a1/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=/opt/rustwide/workdir/include/zlob.h
[INFO] [stderr]   cargo:rerun-if-changed=/opt/rustwide/workdir/zig-src
[INFO] [stderr]   cargo:rerun-if-changed=/opt/rustwide/workdir/build.zig
[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=/opt/rustwide/workdir/include/zlob.h
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   error: 'rustfmt' is not installed for the toolchain '1.99.0-beta.8-x86_64-unknown-linux-gnu'.
[INFO] [stderr]   help: run `rustup component add --toolchain 1.99.0-beta.8-x86_64-unknown-linux-gnu rustfmt` to install it
[INFO] [stderr]   Failed to run rustfmt: Internal rustfmt error (non-fatal, continuing)
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (488) panicked at build.rs:139:10:
[INFO] [stderr]   Failed to find zig. Please install zig or set the ZIG environment variable.: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x58c5124ef421 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stderr]      1:     0x58c51250687a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stderr]      2:     0x58c5124f56cc - <std[70759c8f55707aa4]::sys::stdio::unix::Stderr as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stderr]      3:     0x58c5124ce3e6 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stderr]      4:     0x58c5124e9971 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stderr]      5:     0x58c5124e9c9b - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stderr]      6:     0x58c5124ce492 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stderr]      7:     0x58c5124c6ff9 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]      8:     0x58c5124ced9d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stderr]      9:     0x58c51250709c - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stderr]     10:     0x58c512506e72 - core[df12db4294e9bfd3]::result::unwrap_failed
[INFO] [stderr]     11:     0x58c511fd9899 - <core[df12db4294e9bfd3]::result::Result<std[70759c8f55707aa4]::process::Output, core[df12db4294e9bfd3]::io::error::Error>>::expect
[INFO] [stderr]     12:     0x58c511fd774d - build_script_build[ad73c87308fa571c]::main
[INFO] [stderr]     13:     0x58c511fdaed3 - <fn() as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     14:     0x58c511fd4f56 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     15:     0x58c511fd5059 - std[70759c8f55707aa4]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     16:     0x58c5124e8c99 - std[70759c8f55707aa4]::rt::lang_start_internal
[INFO] [stderr]     17:     0x58c511fd4c61 - std[70759c8f55707aa4]::rt::lang_start::<()>
[INFO] [stderr]     18:     0x58c511fdb205 - main
[INFO] [stderr]     19:     0x70c126816601 - <unknown>
[INFO] [stderr]     20:     0x70c126816718 - __libc_start_main
[INFO] [stderr]     21:     0x58c511fd3db5 - _start
[INFO] [stderr]     22:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "0467dfef7d03eaff5b161f6ade095a2d85d776628a925153319b188f991001db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0467dfef7d03eaff5b161f6ade095a2d85d776628a925153319b188f991001db", kill_on_drop: false }`
[INFO] [stdout] 0467dfef7d03eaff5b161f6ade095a2d85d776628a925153319b188f991001db
