[INFO] fetching crate iptables_exporter 0.1.0...
[INFO] checking iptables_exporter-0.1.0 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate iptables_exporter 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate iptables_exporter 0.1.0 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "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-7/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded prometheus-hyper v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f57f6369739004028964212bcd4c390f0b4b004bbd0dfab1c841c866a5162143
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f57f6369739004028964212bcd4c390f0b4b004bbd0dfab1c841c866a5162143", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f57f6369739004028964212bcd4c390f0b4b004bbd0dfab1c841c866a5162143", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f57f6369739004028964212bcd4c390f0b4b004bbd0dfab1c841c866a5162143", kill_on_drop: false }`
[INFO] [stdout] f57f6369739004028964212bcd4c390f0b4b004bbd0dfab1c841c866a5162143
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa7601f6b15a0901d2cdfd2b57d2112ed1b9de2888ad1df1068b02c742184c08
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fa7601f6b15a0901d2cdfd2b57d2112ed1b9de2888ad1df1068b02c742184c08", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]    Compiling protobuf v2.23.0
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling prometheus v0.12.0
[INFO] [stderr]    Compiling os_str_bytes v2.4.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]     Checking futures-task v0.3.14
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking httpdate v1.0.0
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking lock_api v0.4.3
[INFO] [stderr]    Compiling tokio v1.5.0
[INFO] [stderr]     Checking sharded-slab v0.1.1
[INFO] [stderr]     Checking futures-channel v0.3.14
[INFO] [stderr]     Checking regex v1.4.6
[INFO] [stderr]    Compiling textwrap v0.12.1
[INFO] [stderr]     Checking futures-util v0.3.14
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking tracing-serde v0.1.2
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking http-body v0.4.1
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]     Checking tracing v0.1.25
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking tracing-subscriber v0.2.17
[INFO] [stderr]     Checking pin-project v1.0.7
[INFO] [stderr]    Compiling clap v3.0.0-beta.2
[INFO] [stderr]     Checking hyper v0.14.7
[INFO] [stderr]    Compiling iptables_exporter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking prometheus-hyper v0.1.2
[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-e85a999b139d6d90/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'byte index 10 is out of bounds of ``', build.rs:13:48
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5600e0d4fdb0 - std::backtrace_rs::backtrace::libunwind::trace::h0f5cd2ee8b0d7274
[INFO] [stderr]                                  at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x5600e0d4fdb0 - std::backtrace_rs::backtrace::trace_unsynchronized::h06905b5aeda069a1
[INFO] [stderr]                                  at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x5600e0d4fdb0 - std::sys_common::backtrace::_print_fmt::h4fe4c7c875072f30
[INFO] [stderr]                                  at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x5600e0d4fdb0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hcc0746f004a9b7ef
[INFO] [stderr]                                  at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x5600e0d6cf2c - core::fmt::write::h9a6d9c74526a6c1b
[INFO] [stderr]                                  at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/core/src/fmt/mod.rs:1115:17
[INFO] [stderr]      5:     0x5600e0d4dc25 - std::io::Write::write_fmt::h23dab4cc9ce72ee2
[INFO] [stderr]                                  at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/io/mod.rs:1665:15
[INFO] [stderr]      6:     0x5600e0d519eb - std::sys_common::backtrace::_print::h173dc702502d65d2
[INFO] [stderr]                                  at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x5600e0d519eb - std::sys_common::backtrace::print::h61bd27c4742ba817
[INFO] [stderr]                                  at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x5600e0d519eb - std::panicking::default_hook::{{closure}}::hcaae87f0495ae613
[INFO] [stderr]                                  at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x5600e0d514c1 - std::panicking::default_hook::h0538e728ee080db0
[INFO] [stderr]                                  at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x5600e0d520b4 - std::panicking::rust_panic_with_hook::h3039e236b6ca482c
[INFO] [stderr]                                  at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/panicking.rs:622:17
[INFO] [stderr]     11:     0x5600e0d51b97 - std::panicking::begin_panic_handler::{{closure}}::h884fbab544ffd91c
[INFO] [stderr]                                  at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/panicking.rs:519:13
[INFO] [stderr]     12:     0x5600e0d502ac - std::sys_common::backtrace::__rust_end_short_backtrace::hdaf2e18ba3d91210
[INFO] [stderr]                                  at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x5600e0d51af9 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/panicking.rs:515:5
[INFO] [stderr]     14:     0x5600e0d361f1 - core::panicking::panic_fmt::hcf5f6d96e1dd7099
[INFO] [stderr]                                  at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x5600e0d366e3 - core::str::slice_error_fail::he0adaf23c18f67f8
[INFO] [stderr]     16:     0x5600e0d3c1c0 - core::str::traits::<impl core::slice::index::SliceIndex<str> for core::ops::range::RangeTo<usize>>::index::h2f683f8ee6b9a933
[INFO] [stderr]                                  at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/core/src/str/traits.rs:289:21
[INFO] [stderr]     17:     0x5600e0d3bed8 - core::str::traits::<impl core::ops::index::Index<I> for str>::index::hbe3a0a455cbabd27
[INFO] [stderr]                                  at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/core/src/str/traits.rs:64:9
[INFO] [stderr]     18:     0x5600e0d3854e - <alloc::string::String as core::ops::index::Index<core::ops::range::RangeTo<usize>>>::index::h7da3e3af9f6285b2
[INFO] [stderr]                                  at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/alloc/src/string.rs:2214:10
[INFO] [stderr]     19:     0x5600e0d3a04c - build_script_build::main::h54e8812122f7bf9e
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:13:48
[INFO] [stderr]     20:     0x5600e0d3941b - core::ops::function::FnOnce::call_once::ha05b14ef8ef6749d
[INFO] [stderr]                                  at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     21:     0x5600e0d37f2e - std::sys_common::backtrace::__rust_begin_short_backtrace::h83554b1792b64fbd
[INFO] [stderr]                                  at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     22:     0x5600e0d37fc1 - std::rt::lang_start::{{closure}}::h0c841de8222a01b0
[INFO] [stderr]                                  at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/rt.rs:63:18
[INFO] [stderr]     23:     0x5600e0d525ba - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h61bcc1dec5918b7e
[INFO] [stderr]                                  at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     24:     0x5600e0d525ba - std::panicking::try::do_call::h672d24f85ce22db4
[INFO] [stderr]                                  at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/panicking.rs:401:40
[INFO] [stderr]     25:     0x5600e0d525ba - std::panicking::try::he383e7ef11604e58
[INFO] [stderr]                                  at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/panicking.rs:365:19
[INFO] [stderr]     26:     0x5600e0d525ba - std::panic::catch_unwind::h502ac6058961e393
[INFO] [stderr]                                  at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/panic.rs:434:14
[INFO] [stderr]     27:     0x5600e0d525ba - std::rt::lang_start_internal::{{closure}}::h851ee37bb5d99fdf
[INFO] [stderr]                                  at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/rt.rs:45:48
[INFO] [stderr]     28:     0x5600e0d525ba - std::panicking::try::do_call::h84f41bb3453bbd14
[INFO] [stderr]                                  at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/panicking.rs:401:40
[INFO] [stderr]     29:     0x5600e0d525ba - std::panicking::try::h969c45dbbf2e4c94
[INFO] [stderr]                                  at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/panicking.rs:365:19
[INFO] [stderr]     30:     0x5600e0d525ba - std::panic::catch_unwind::he40b1a4614f73e03
[INFO] [stderr]                                  at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/panic.rs:434:14
[INFO] [stderr]     31:     0x5600e0d525ba - std::rt::lang_start_internal::h0fbab25cccdb30d8
[INFO] [stderr]                                  at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/rt.rs:45:20
[INFO] [stderr]     32:     0x5600e0d37f90 - std::rt::lang_start::h2e5014cc1217e86b
[INFO] [stderr]                                  at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/rt.rs:62:5
[INFO] [stderr]     33:     0x5600e0d3a32c - main
[INFO] [stderr]     34:     0x7fc9017070b3 - __libc_start_main
[INFO] [stderr]     35:     0x5600e0d3694e - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "fa7601f6b15a0901d2cdfd2b57d2112ed1b9de2888ad1df1068b02c742184c08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa7601f6b15a0901d2cdfd2b57d2112ed1b9de2888ad1df1068b02c742184c08", kill_on_drop: false }`
[INFO] [stdout] fa7601f6b15a0901d2cdfd2b57d2112ed1b9de2888ad1df1068b02c742184c08