[INFO] fetching crate wireguard_exporter 0.1.0...
[INFO] documenting wireguard_exporter-0.1.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate wireguard_exporter 0.1.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate wireguard_exporter 0.1.0 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wireguard_exporter 0.1.0
[INFO] finished tweaking crates.io crate wireguard_exporter 0.1.0
[INFO] tweaked toml for crates.io crate wireguard_exporter 0.1.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate wireguard_exporter 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "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] eb379dc8bc9916761a9af871a6ee25b59f0be6db6313fd88c2cd13a71e338988
[INFO] running `Command { std: "docker" "start" "-a" "eb379dc8bc9916761a9af871a6ee25b59f0be6db6313fd88c2cd13a71e338988", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb379dc8bc9916761a9af871a6ee25b59f0be6db6313fd88c2cd13a71e338988", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb379dc8bc9916761a9af871a6ee25b59f0be6db6313fd88c2cd13a71e338988", kill_on_drop: false }`
[INFO] [stdout] eb379dc8bc9916761a9af871a6ee25b59f0be6db6313fd88c2cd13a71e338988
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--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] cf053407b64535b612fc08182cec18df7bf517dd76462819eff2307b8772198a
[INFO] running `Command { std: "docker" "start" "-a" "cf053407b64535b612fc08182cec18df7bf517dd76462819eff2307b8772198a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling protobuf v2.25.2
[INFO] [stderr]    Compiling prometheus v0.13.0
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling eyre v0.6.5
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking owo-colors v1.3.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling tokio v1.14.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling textwrap v0.14.2
[INFO] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]     Checking tracing-core v0.1.21
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking http v0.2.5
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]     Checking object v0.27.1
[INFO] [stderr]     Checking os_str_bytes v4.2.0
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]     Checking tracing-subscriber v0.3.1
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking socket2 v0.4.2
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking http-body v0.4.4
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking color-eyre v0.5.11
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.5
[INFO] [stderr]    Compiling tracing-attributes v0.1.18
[INFO] [stderr]    Compiling tokio-macros v1.6.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]     Checking tracing v0.1.29
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]    Compiling clap v3.0.0-beta.5
[INFO] [stderr]     Checking hyper v0.14.15
[INFO] [stderr]    Compiling wireguard_exporter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking prometheus-hyper v0.1.3
[INFO] [stderr] error: failed to run custom build command for `wireguard_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/wireguard_exporter-f9191e8591d67d96/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:     0x55fe4a18ca8d - std::backtrace_rs::backtrace::libunwind::trace::ha8406fd4a233ad1f
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stderr]      1:     0x55fe4a18ca8d - std::backtrace_rs::backtrace::trace_unsynchronized::h95f26ca4bd23bd0f
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55fe4a18ca8d - std::sys_common::backtrace::_print_fmt::h9955f0b025c061cd
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/sys_common/backtrace.rs:66:5
[INFO] [stderr]      3:     0x55fe4a18ca8d - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h1025ecd2bac85833
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/sys_common/backtrace.rs:45:22
[INFO] [stderr]      4:     0x55fe4a1aa3ec - core::fmt::write::hd5fa34bae8a7f0ea
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/core/src/fmt/mod.rs:1196:17
[INFO] [stderr]      5:     0x55fe4a189fd1 - std::io::Write::write_fmt::h203cec764662c27d
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/io/mod.rs:1654:15
[INFO] [stderr]      6:     0x55fe4a18e155 - std::sys_common::backtrace::_print::h330c8fadbab13d8b
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/sys_common/backtrace.rs:48:5
[INFO] [stderr]      7:     0x55fe4a18e155 - std::sys_common::backtrace::print::h38d4cf1c3e16e656
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/sys_common/backtrace.rs:35:9
[INFO] [stderr]      8:     0x55fe4a18e155 - std::panicking::default_hook::{{closure}}::h56cdf194ec124abb
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:295:22
[INFO] [stderr]      9:     0x55fe4a18ddc9 - std::panicking::default_hook::h9929fdc60733f795
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:314:9
[INFO] [stderr]     10:     0x55fe4a18e728 - std::panicking::rust_panic_with_hook::h490228be5a55104d
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:698:17
[INFO] [stderr]     11:     0x55fe4a18e5d7 - std::panicking::begin_panic_handler::{{closure}}::hfd963b6683c36656
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:588:13
[INFO] [stderr]     12:     0x55fe4a18cf44 - std::sys_common::backtrace::__rust_end_short_backtrace::h2912e3decfe2cba4
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/sys_common/backtrace.rs:138:18
[INFO] [stderr]     13:     0x55fe4a18e309 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:584:5
[INFO] [stderr]     14:     0x55fe4a1687f3 - core::panicking::panic_fmt::hf4ba906a2c8693a2
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/core/src/panicking.rs:142:14
[INFO] [stderr]     15:     0x55fe4a1acfdb - core::str::slice_error_fail_rt::hb7319da315e5a5d7
[INFO] [stderr]     16:     0x55fe4a1a8d47 - core::ops::function::FnOnce::call_once::h8d601e5b40ed8a82
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/core/src/ops/function.rs:248:5
[INFO] [stderr]     17:     0x55fe4a1a9008 - core::intrinsics::const_eval_select::hd4a491b42b98f242
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/core/src/intrinsics.rs:2372:5
[INFO] [stderr]     18:     0x55fe4a1689b2 - core::str::slice_error_fail::h9c13ad062b83f0a8
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/core/src/str/mod.rs:86:9
[INFO] [stderr]     19:     0x55fe4a171500 - core::str::traits::<impl core::slice::index::SliceIndex<str> for core::ops::range::RangeTo<usize>>::index::h3e6fa9087e758496
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/core/src/str/traits.rs:294:21
[INFO] [stderr]     20:     0x55fe4a171b48 - core::str::traits::<impl core::ops::index::Index<I> for str>::index::hd4bea121fe16d658
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/core/src/str/traits.rs:65:9
[INFO] [stderr]     21:     0x55fe4a16ca2e - <alloc::string::String as core::ops::index::Index<core::ops::range::RangeTo<usize>>>::index::h3ee557450e22158a
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/alloc/src/string.rs:2315:10
[INFO] [stderr]     22:     0x55fe4a16c2d4 - build_script_build::main::he16f26fbd1a7f6a4
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:14:10
[INFO] [stderr]     23:     0x55fe4a16cf7b - core::ops::function::FnOnce::call_once::h8611daf4d1b05e0b
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/core/src/ops/function.rs:248:5
[INFO] [stderr]     24:     0x55fe4a16beae - std::sys_common::backtrace::__rust_begin_short_backtrace::h83e3d11965b5eca6
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/sys_common/backtrace.rs:122:18
[INFO] [stderr]     25:     0x55fe4a16a611 - std::rt::lang_start::{{closure}}::hd1b808eeb4aaa72a
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/rt.rs:145:18
[INFO] [stderr]     26:     0x55fe4a18710e - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h9c80b603d656db3f
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/core/src/ops/function.rs:280:13
[INFO] [stderr]     27:     0x55fe4a18710e - std::panicking::try::do_call::h86b1dd6fd2903147
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:492:40
[INFO] [stderr]     28:     0x55fe4a18710e - std::panicking::try::h06cba322e163361a
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:456:19
[INFO] [stderr]     29:     0x55fe4a18710e - std::panic::catch_unwind::h77fc4ef3c419c34e
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panic.rs:137:14
[INFO] [stderr]     30:     0x55fe4a18710e - std::rt::lang_start_internal::{{closure}}::h6786ee70f1cf45dc
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/rt.rs:128:48
[INFO] [stderr]     31:     0x55fe4a18710e - std::panicking::try::do_call::h682a3324f06cc1bc
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:492:40
[INFO] [stderr]     32:     0x55fe4a18710e - std::panicking::try::h09ce465b693a7cf9
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:456:19
[INFO] [stderr]     33:     0x55fe4a18710e - std::panic::catch_unwind::h5eb4cb244476317c
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panic.rs:137:14
[INFO] [stderr]     34:     0x55fe4a18710e - std::rt::lang_start_internal::hba2d4a4771a618dc
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/rt.rs:128:20
[INFO] [stderr]     35:     0x55fe4a16a5e0 - std::rt::lang_start::h445e146366958105
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/rt.rs:144:17
[INFO] [stderr]     36:     0x55fe4a16c3fc - main
[INFO] [stderr]     37:     0x7f88b562e0b3 - __libc_start_main
[INFO] [stderr]     38:     0x55fe4a1689ee - _start
[INFO] [stderr]     39:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "cf053407b64535b612fc08182cec18df7bf517dd76462819eff2307b8772198a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf053407b64535b612fc08182cec18df7bf517dd76462819eff2307b8772198a", kill_on_drop: false }`
[INFO] [stdout] cf053407b64535b612fc08182cec18df7bf517dd76462819eff2307b8772198a