[INFO] fetching crate wireguard_exporter 0.3.0...
[INFO] testing wireguard_exporter-0.3.0 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate wireguard_exporter 0.3.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate wireguard_exporter 0.3.0
[INFO] finished tweaking crates.io crate wireguard_exporter 0.3.0
[INFO] tweaked toml for crates.io crate wireguard_exporter 0.3.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate wireguard_exporter 0.3.0 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate wireguard_exporter 0.3.0 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" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a4cd14bcc5774b6186c3a14f0c70628aa9f89a55c91e04279de06dc3d89fe970
[INFO] running `Command { std: "docker" "start" "-a" "a4cd14bcc5774b6186c3a14f0c70628aa9f89a55c91e04279de06dc3d89fe970", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4cd14bcc5774b6186c3a14f0c70628aa9f89a55c91e04279de06dc3d89fe970", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4cd14bcc5774b6186c3a14f0c70628aa9f89a55c91e04279de06dc3d89fe970", kill_on_drop: false }`
[INFO] [stdout] a4cd14bcc5774b6186c3a14f0c70628aa9f89a55c91e04279de06dc3d89fe970
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 118ddab5de644e5228e5f5db15cea2d04d8ab25e293ee574433bad13e02e02ff
[INFO] running `Command { std: "docker" "start" "-a" "118ddab5de644e5228e5f5db15cea2d04d8ab25e293ee574433bad13e02e02ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling smallvec v1.7.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling tracing-core v0.1.21
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling textwrap v0.14.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling tokio v1.14.0
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling protobuf v2.25.2
[INFO] [stderr]    Compiling os_str_bytes v4.2.0
[INFO] [stderr]    Compiling http v0.2.5
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling gimli v0.26.1
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling eyre v0.6.5
[INFO] [stderr]    Compiling prometheus v0.13.0
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling object v0.27.1
[INFO] [stderr]    Compiling socket2 v0.4.2
[INFO] [stderr]    Compiling tower-service v0.3.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling indenter v0.3.3
[INFO] [stderr]    Compiling httpdate v1.0.2
[INFO] [stderr]    Compiling tracing-log v0.1.2
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling sharded-slab v0.1.4
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling owo-colors v1.3.0
[INFO] [stderr]    Compiling time v0.3.5
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]    Compiling tracing-subscriber v0.3.1
[INFO] [stderr]    Compiling http-body v0.4.4
[INFO] [stderr]    Compiling addr2line v0.17.0
[INFO] [stderr]    Compiling color-eyre v0.5.11
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.5
[INFO] [stderr]    Compiling tracing-attributes v0.1.18
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling tokio-macros v1.6.0
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling tracing v0.1.29
[INFO] [stderr]    Compiling clap v3.0.0-beta.5
[INFO] [stderr]    Compiling wireguard_exporter v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `wireguard_exporter v0.3.0 (/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/wireguard_exporter-b46dfc1eb091cc5c/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (1752) panicked at build.rs:14:18:
[INFO] [stderr]   end byte index 10 is out of bounds for string of length 0
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x63fcb6b85f9a - std[ec419fa8110287d5]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                  at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x63fcb6b85f9a - std[ec419fa8110287d5]::backtrace_rs::backtrace::trace_unsynchronized::<std[ec419fa8110287d5]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                  at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x63fcb6b85f9a - std[ec419fa8110287d5]::sys::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]      3:     0x63fcb6b85f9a - <<std[ec419fa8110287d5]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[35159d6ffb30e017]::fmt::Display>::fmt
[INFO] [stderr]                                  at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]      4:     0x63fcb6b96f6a - <core[35159d6ffb30e017]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                  at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x63fcb6b96f6a - core[35159d6ffb30e017]::fmt::write
[INFO] [stderr]      6:     0x63fcb6b89fe2 - std[ec419fa8110287d5]::io::default_write_fmt::<std[ec419fa8110287d5]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                  at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/io/mod.rs:621:11
[INFO] [stderr]      7:     0x63fcb6b89fe2 - <std[ec419fa8110287d5]::sys::stdio::unix::Stderr as std[ec419fa8110287d5]::io::Write>::write_fmt
[INFO] [stderr]                                  at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/io/mod.rs:1976:13
[INFO] [stderr]      8:     0x63fcb6b6bacf - <std[ec419fa8110287d5]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                  at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]      9:     0x63fcb6b6bacf - std[ec419fa8110287d5]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                  at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:292:27
[INFO] [stderr]     10:     0x63fcb6b81c51 - std[ec419fa8110287d5]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:319:9
[INFO] [stderr]     11:     0x63fcb6b81e0b - std[ec419fa8110287d5]::panicking::panic_with_hook
[INFO] [stderr]                                  at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:825:13
[INFO] [stderr]     12:     0x63fcb6b6bb88 - std[ec419fa8110287d5]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                  at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:698:13
[INFO] [stderr]     13:     0x63fcb6b63739 - std[ec419fa8110287d5]::sys::backtrace::__rust_end_short_backtrace::<std[ec419fa8110287d5]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                  at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]     14:     0x63fcb6b6c3ed - __rustc[cfb3622dd870db93]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:689:5
[INFO] [stderr]     15:     0x63fcb6b9765c - core[35159d6ffb30e017]::panicking::panic_fmt
[INFO] [stderr]                                  at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x63fcb6b9705a - core[35159d6ffb30e017]::str::slice_error_fail_rt
[INFO] [stderr]     17:     0x63fcb6b96fca - core[35159d6ffb30e017]::str::slice_error_fail
[INFO] [stderr]                                  at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/str/mod.rs:69:5
[INFO] [stderr]     18:     0x63fcb6b535e0 - <core[35159d6ffb30e017]::ops::range::RangeTo<usize> as core[35159d6ffb30e017]::slice::index::SliceIndex<str>>::index
[INFO] [stderr]     19:     0x63fcb6b5372c - <alloc[a8a7aba520129d98]::string::String as core[35159d6ffb30e017]::ops::index::Index<core[35159d6ffb30e017]::ops::range::RangeTo<usize>>>::index
[INFO] [stderr]     20:     0x63fcb6b5199a - build_script_build[dfec8292acd2e128]::main
[INFO] [stderr]     21:     0x63fcb6b537c3 - <fn() as core[35159d6ffb30e017]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     22:     0x63fcb6b514f6 - std[ec419fa8110287d5]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     23:     0x63fcb6b51669 - std[ec419fa8110287d5]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     24:     0x63fcb6b80fd7 - <&dyn core[35159d6ffb30e017]::ops::function::Fn<(), Output = i32> + core[35159d6ffb30e017]::marker::Sync + core[35159d6ffb30e017]::panic::unwind_safe::RefUnwindSafe as core[35159d6ffb30e017]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     25:     0x63fcb6b80fd7 - std[ec419fa8110287d5]::panicking::catch_unwind::do_call::<&dyn core[35159d6ffb30e017]::ops::function::Fn<(), Output = i32> + core[35159d6ffb30e017]::marker::Sync + core[35159d6ffb30e017]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                  at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:581:40
[INFO] [stderr]     26:     0x63fcb6b80fd7 - std[ec419fa8110287d5]::panicking::catch_unwind::<i32, &dyn core[35159d6ffb30e017]::ops::function::Fn<(), Output = i32> + core[35159d6ffb30e017]::marker::Sync + core[35159d6ffb30e017]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stderr]                                  at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:544:19
[INFO] [stderr]     27:     0x63fcb6b80fd7 - std[ec419fa8110287d5]::panic::catch_unwind::<&dyn core[35159d6ffb30e017]::ops::function::Fn<(), Output = i32> + core[35159d6ffb30e017]::marker::Sync + core[35159d6ffb30e017]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                  at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panic.rs:359:14
[INFO] [stderr]     28:     0x63fcb6b80fd7 - std[ec419fa8110287d5]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                  at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/rt.rs:175:24
[INFO] [stderr]     29:     0x63fcb6b80fd7 - std[ec419fa8110287d5]::panicking::catch_unwind::do_call::<std[ec419fa8110287d5]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:581:40
[INFO] [stderr]     30:     0x63fcb6b80fd7 - std[ec419fa8110287d5]::panicking::catch_unwind::<isize, std[ec419fa8110287d5]::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                                  at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:544:19
[INFO] [stderr]     31:     0x63fcb6b80fd7 - std[ec419fa8110287d5]::panic::catch_unwind::<std[ec419fa8110287d5]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panic.rs:359:14
[INFO] [stderr]     32:     0x63fcb6b80fd7 - std[ec419fa8110287d5]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/rt.rs:171:5
[INFO] [stderr]     33:     0x63fcb6b514e1 - std[ec419fa8110287d5]::rt::lang_start::<()>
[INFO] [stderr]     34:     0x63fcb6b53af5 - main
[INFO] [stderr]     35:     0x7078d8e8f1ca - <unknown>
[INFO] [stderr]     36:     0x7078d8e8f28b - __libc_start_main
[INFO] [stderr]     37:     0x63fcb6b50615 - _start
[INFO] [stderr]     38:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "118ddab5de644e5228e5f5db15cea2d04d8ab25e293ee574433bad13e02e02ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "118ddab5de644e5228e5f5db15cea2d04d8ab25e293ee574433bad13e02e02ff", kill_on_drop: false }`
[INFO] [stdout] 118ddab5de644e5228e5f5db15cea2d04d8ab25e293ee574433bad13e02e02ff
