[INFO] fetching crate iptables_exporter 0.1.0...
[INFO] testing iptables_exporter-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate iptables_exporter 0.1.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate iptables_exporter 0.1.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate iptables_exporter 0.1.0
[INFO] finished tweaking crates.io crate iptables_exporter 0.1.0
[INFO] tweaked toml for crates.io crate iptables_exporter 0.1.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate iptables_exporter 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 198d82c2e59bc2cfd05402699d934b49783918959f760d5842ef4408875a0c39
[INFO] running `Command { std: "docker" "start" "-a" "198d82c2e59bc2cfd05402699d934b49783918959f760d5842ef4408875a0c39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "198d82c2e59bc2cfd05402699d934b49783918959f760d5842ef4408875a0c39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "198d82c2e59bc2cfd05402699d934b49783918959f760d5842ef4408875a0c39", kill_on_drop: false }`
[INFO] [stdout] 198d82c2e59bc2cfd05402699d934b49783918959f760d5842ef4408875a0c39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8945036b4b92fd70533338911ed7a537e0f8729b28284fe45a0a9f9520726543
[INFO] running `Command { std: "docker" "start" "-a" "8945036b4b92fd70533338911ed7a537e0f8729b28284fe45a0a9f9520726543", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling protobuf v2.23.0
[INFO] [stderr]    Compiling prometheus v0.12.0
[INFO] [stderr]    Compiling os_str_bytes v2.4.0
[INFO] [stderr]    Compiling futures-task v0.3.14
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]    Compiling tracing-core v0.1.17
[INFO] [stderr]    Compiling lock_api v0.4.3
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling tokio v1.5.0
[INFO] [stderr]    Compiling sharded-slab v0.1.1
[INFO] [stderr]    Compiling futures-channel v0.3.14
[INFO] [stderr]    Compiling regex v1.4.6
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling mio v0.7.11
[INFO] [stderr]    Compiling futures-util v0.3.14
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling tracing-log v0.1.2
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling tracing-serde v0.1.2
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling clap v3.0.0-beta.2
[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stderr]    Compiling tracing v0.1.25
[INFO] [stderr]    Compiling pin-project v1.0.7
[INFO] [stderr]    Compiling tracing-subscriber v0.2.17
[INFO] [stderr]    Compiling iptables_exporter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `iptables_exporter v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/iptables_exporter-168791ee9bc5ac17/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'byte index 10 is out of bounds of ``', library/core/src/str/mod.rs:107:9
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55ec9479482d - std::backtrace_rs::backtrace::libunwind::trace::ha359b7f0090e2792
[INFO] [stderr]                                  at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stderr]      1:     0x55ec9479482d - std::backtrace_rs::backtrace::trace_unsynchronized::h0584631f25c1d70e
[INFO] [stderr]                                  at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55ec9479482d - std::sys_common::backtrace::_print_fmt::hdadffd97d279ff14
[INFO] [stderr]                                  at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:66:5
[INFO] [stderr]      3:     0x55ec9479482d - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h26f189e611080a74
[INFO] [stderr]                                  at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:45:22
[INFO] [stderr]      4:     0x55ec947b222c - core::fmt::write::hfb5d11dfe037e8b7
[INFO] [stderr]                                  at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/fmt/mod.rs:1194:17
[INFO] [stderr]      5:     0x55ec94791eb1 - std::io::Write::write_fmt::ha30651f608022a46
[INFO] [stderr]                                  at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/io/mod.rs:1655:15
[INFO] [stderr]      6:     0x55ec94795fd5 - std::sys_common::backtrace::_print::h7a0e44402913ba60
[INFO] [stderr]                                  at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:48:5
[INFO] [stderr]      7:     0x55ec94795fd5 - std::sys_common::backtrace::print::h9767dc455a84e728
[INFO] [stderr]                                  at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:35:9
[INFO] [stderr]      8:     0x55ec94795fd5 - std::panicking::default_hook::{{closure}}::h60afd6c8b12988ad
[INFO] [stderr]                                  at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:295:22
[INFO] [stderr]      9:     0x55ec94795c89 - std::panicking::default_hook::ha7b9bac6813f9d21
[INFO] [stderr]                                  at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:314:9
[INFO] [stderr]     10:     0x55ec94796522 - std::panicking::rust_panic_with_hook::h7b117a162a6f8664
[INFO] [stderr]                                  at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:698:17
[INFO] [stderr]     11:     0x55ec94796407 - std::panicking::begin_panic_handler::{{closure}}::h346750923c608600
[INFO] [stderr]                                  at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:588:13
[INFO] [stderr]     12:     0x55ec94794ce4 - std::sys_common::backtrace::__rust_end_short_backtrace::h768c56c6a0c055c0
[INFO] [stderr]                                  at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:138:18
[INFO] [stderr]     13:     0x55ec94796139 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:584:5
[INFO] [stderr]     14:     0x55ec94771453 - core::panicking::panic_fmt::h5c41cb2fa118fdbc
[INFO] [stderr]                                  at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/panicking.rs:143:14
[INFO] [stderr]     15:     0x55ec947b4e1b - core::str::slice_error_fail_rt::h2b1db2cc2f8fa1ce
[INFO] [stderr]     16:     0x55ec947b0c57 - core::ops::function::FnOnce::call_once::h12557f9b9d36ca35
[INFO] [stderr]                                  at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     17:     0x55ec947b0e38 - core::intrinsics::const_eval_select::h6c12cea5b99801f2
[INFO] [stderr]                                  at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/intrinsics.rs:2361:5
[INFO] [stderr]     18:     0x55ec94771612 - core::str::slice_error_fail::h41b6b5f70054938e
[INFO] [stderr]                                  at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/str/mod.rs:86:9
[INFO] [stderr]     19:     0x55ec94777f10 - core::str::traits::<impl core::slice::index::SliceIndex<str> for core::ops::range::RangeTo<usize>>::index::h9ffea88e22ecc22f
[INFO] [stderr]                                  at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/str/traits.rs:294:21
[INFO] [stderr]     20:     0x55ec94777f98 - core::str::traits::<impl core::ops::index::Index<I> for str>::index::h96175bf23cd91eac
[INFO] [stderr]                                  at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/str/traits.rs:65:9
[INFO] [stderr]     21:     0x55ec947764be - <alloc::string::String as core::ops::index::Index<core::ops::range::RangeTo<usize>>>::index::hcaade60642658416
[INFO] [stderr]                                  at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/alloc/src/string.rs:2240:10
[INFO] [stderr]     22:     0x55ec947735b0 - build_script_build::main::h2db9cf7ebb63b671
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:13:48
[INFO] [stderr]     23:     0x55ec947755bb - core::ops::function::FnOnce::call_once::h696753ecbe896407
[INFO] [stderr]                                  at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     24:     0x55ec94773e2e - std::sys_common::backtrace::__rust_begin_short_backtrace::h008e752fdda460ee
[INFO] [stderr]                                  at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:122:18
[INFO] [stderr]     25:     0x55ec94772cb1 - std::rt::lang_start::{{closure}}::hf2a5f2fa193f5e80
[INFO] [stderr]                                  at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/rt.rs:145:18
[INFO] [stderr]     26:     0x55ec9478ee9e - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hae31cd38f966dcbc
[INFO] [stderr]                                  at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     27:     0x55ec9478ee9e - std::panicking::try::do_call::h4a4c12a32b804624
[INFO] [stderr]                                  at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:492:40
[INFO] [stderr]     28:     0x55ec9478ee9e - std::panicking::try::h87f80f5db1929b60
[INFO] [stderr]                                  at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:456:19
[INFO] [stderr]     29:     0x55ec9478ee9e - std::panic::catch_unwind::hbc53afd5a2bdc195
[INFO] [stderr]                                  at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panic.rs:137:14
[INFO] [stderr]     30:     0x55ec9478ee9e - std::rt::lang_start_internal::{{closure}}::h2e62ddd08385fac8
[INFO] [stderr]                                  at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/rt.rs:128:48
[INFO] [stderr]     31:     0x55ec9478ee9e - std::panicking::try::do_call::h04b85b79b362213e
[INFO] [stderr]                                  at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:492:40
[INFO] [stderr]     32:     0x55ec9478ee9e - std::panicking::try::h428fba6a4941d8ed
[INFO] [stderr]                                  at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:456:19
[INFO] [stderr]     33:     0x55ec9478ee9e - std::panic::catch_unwind::hd73c90258412492e
[INFO] [stderr]                                  at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panic.rs:137:14
[INFO] [stderr]     34:     0x55ec9478ee9e - std::rt::lang_start_internal::h26255896a96668b5
[INFO] [stderr]                                  at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/rt.rs:128:20
[INFO] [stderr]     35:     0x55ec94772c80 - std::rt::lang_start::h72d17990804bb430
[INFO] [stderr]                                  at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/rt.rs:144:17
[INFO] [stderr]     36:     0x55ec947737bc - main
[INFO] [stderr]     37:     0x7f6698d8c0b3 - __libc_start_main
[INFO] [stderr]     38:     0x55ec9477164e - _start
[INFO] [stderr]     39:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "8945036b4b92fd70533338911ed7a537e0f8729b28284fe45a0a9f9520726543", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8945036b4b92fd70533338911ed7a537e0f8729b28284fe45a0a9f9520726543", kill_on_drop: false }`
[INFO] [stdout] 8945036b4b92fd70533338911ed7a537e0f8729b28284fe45a0a9f9520726543