[INFO] fetching crate byteorder_core_io 0.5.3...
[INFO] checking byteorder_core_io-0.5.3 against master#4d1bd0db7f489b22c6d8aa2385937a95412c015b for pr-114682
[INFO] extracting crate byteorder_core_io 0.5.3 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate byteorder_core_io 0.5.3 on toolchain 4d1bd0db7f489b22c6d8aa2385937a95412c015b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate byteorder_core_io 0.5.3
[INFO] finished tweaking crates.io crate byteorder_core_io 0.5.3
[INFO] tweaked toml for crates.io crate byteorder_core_io 0.5.3 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded env_logger v0.3.5
[INFO] [stderr]   Downloaded utf8-ranges v0.1.3
[INFO] [stderr]   Downloaded thread_local v0.2.7
[INFO] [stderr]   Downloaded thread-id v2.0.0
[INFO] [stderr]   Downloaded regex-syntax v0.3.9
[INFO] [stderr]   Downloaded aho-corasick v0.5.3
[INFO] [stderr]   Downloaded regex v0.1.80
[INFO] [stderr]   Downloaded memchr v0.1.11
[INFO] [stderr]   Downloaded quickcheck v0.2.27
[INFO] [stderr]   Downloaded core_io v0.1.20210325
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1fd0bc25de31fd76235d1b49598c941be26aa59f11f7e9c654c9a4bc79a7fa3b
[INFO] running `Command { std: "docker" "start" "-a" "1fd0bc25de31fd76235d1b49598c941be26aa59f11f7e9c654c9a4bc79a7fa3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1fd0bc25de31fd76235d1b49598c941be26aa59f11f7e9c654c9a4bc79a7fa3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fd0bc25de31fd76235d1b49598c941be26aa59f11f7e9c654c9a4bc79a7fa3b", kill_on_drop: false }`
[INFO] [stdout] 1fd0bc25de31fd76235d1b49598c941be26aa59f11f7e9c654c9a4bc79a7fa3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7106be242af2db71149aa9d8397a01fce832fc04b4786cce8756c5cf6ac34dc1
[INFO] running `Command { std: "docker" "start" "-a" "7106be242af2db71149aa9d8397a01fce832fc04b4786cce8756c5cf6ac34dc1", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling core_io v0.1.20210325
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr] error: failed to run custom build command for `core_io v0.1.20210325`
[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/core_io-3b037c7581d34477/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/core_io-0.1.20210325/build.rs:73:69:
[INFO] [stderr]   Unknown compiler version, upgrade core_io?
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55c86a8b363c - std::backtrace_rs::backtrace::libunwind::trace::hf82e7f192d52e64b
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stderr]      1:     0x55c86a8b363c - std::backtrace_rs::backtrace::trace_unsynchronized::h5ac203979c6adda5
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55c86a8b363c - std::sys_common::backtrace::_print_fmt::hed146a3c2f312bec
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]      3:     0x55c86a8b363c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h447a09b0c9d8b3be
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x55c86a8d6960 - core::fmt::rt::Argument::fmt::h5746129e8952c9d4
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]      5:     0x55c86a8d6960 - core::fmt::write::he3c7b4da87cac5c9
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/core/src/fmt/mod.rs:1120:17
[INFO] [stderr]      6:     0x55c86a8b160f - std::io::Write::write_fmt::h38bdb49a4fbe0f79
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/std/src/io/mod.rs:1810:15
[INFO] [stderr]      7:     0x55c86a8b3424 - std::sys_common::backtrace::_print::h433ad827a8eb7117
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x55c86a8b3424 - std::sys_common::backtrace::print::hd30f60963b6f931b
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x55c86a8b4937 - std::panicking::default_hook::{{closure}}::hae6c6d0460433514
[INFO] [stderr]     10:     0x55c86a8b469f - std::panicking::default_hook::h26f114e2654b4583
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/std/src/panicking.rs:292:9
[INFO] [stderr]     11:     0x55c86a8b4db8 - std::panicking::rust_panic_with_hook::h8da09eceb4025e00
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/std/src/panicking.rs:779:13
[INFO] [stderr]     12:     0x55c86a8b4c9e - std::panicking::begin_panic_handler::{{closure}}::h14ccf55fd0d8568a
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/std/src/panicking.rs:657:13
[INFO] [stderr]     13:     0x55c86a8b3b06 - std::sys_common::backtrace::__rust_end_short_backtrace::hc4279fec1eb11e57
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]     14:     0x55c86a8b4a02 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/std/src/panicking.rs:645:5
[INFO] [stderr]     15:     0x55c86a881205 - core::panicking::panic_fmt::hdcd414b50414e074
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/core/src/panicking.rs:72:14
[INFO] [stderr]     16:     0x55c86a8811c3 - core::panicking::panic_display::h5ed59c1ce35367d1
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/core/src/panicking.rs:196:5
[INFO] [stderr]     17:     0x55c86a8811c3 - core::panicking::panic_str::h78f2ec2bf9912f17
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/core/src/panicking.rs:171:5
[INFO] [stderr]     18:     0x55c86a8811c3 - core::option::expect_failed::h9de76d75d20f1f54
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/core/src/option.rs:1980:5
[INFO] [stderr]     19:     0x55c86a882e8a - core::option::Option<T>::expect::hfb7642775f3df14a
[INFO] [stderr]     20:     0x55c86a886039 - build_script_build::main::h4e255ac7f3434d4a
[INFO] [stderr]     21:     0x55c86a882773 - core::ops::function::FnOnce::call_once::hff52ffd3480c2e70
[INFO] [stderr]     22:     0x55c86a881a16 - std::sys_common::backtrace::__rust_begin_short_backtrace::h4fb2afa5bed0b54e
[INFO] [stderr]     23:     0x55c86a882279 - std::rt::lang_start::{{closure}}::he0e136efd459f04a
[INFO] [stderr]     24:     0x55c86a8adf47 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h658622c66563c38f
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     25:     0x55c86a8adf47 - std::panicking::try::do_call::h8002e07ffb435d48
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/std/src/panicking.rs:552:40
[INFO] [stderr]     26:     0x55c86a8adf47 - std::panicking::try::he04747d1428f9f5a
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/std/src/panicking.rs:516:19
[INFO] [stderr]     27:     0x55c86a8adf47 - std::panic::catch_unwind::h8f4636046dcfb2df
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/std/src/panic.rs:142:14
[INFO] [stderr]     28:     0x55c86a8adf47 - std::rt::lang_start_internal::{{closure}}::h8dffd1ea3bc0d1d0
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/std/src/rt.rs:148:48
[INFO] [stderr]     29:     0x55c86a8adf47 - std::panicking::try::do_call::h5989f348b191affb
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/std/src/panicking.rs:552:40
[INFO] [stderr]     30:     0x55c86a8adf47 - std::panicking::try::hfbc357d86d926a0e
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/std/src/panicking.rs:516:19
[INFO] [stderr]     31:     0x55c86a8adf47 - std::panic::catch_unwind::he50dac537cfd37b0
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/std/src/panic.rs:142:14
[INFO] [stderr]     32:     0x55c86a8adf47 - std::rt::lang_start_internal::h455d839bebdeb5d7
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/std/src/rt.rs:148:20
[INFO] [stderr]     33:     0x55c86a882257 - std::rt::lang_start::hc128811c539f9c42
[INFO] [stderr]     34:     0x55c86a886a65 - main
[INFO] [stderr]     35:     0x7fe7c7837d90 - <unknown>
[INFO] [stderr]     36:     0x7fe7c7837e40 - __libc_start_main
[INFO] [stderr]     37:     0x55c86a881945 - _start
[INFO] [stderr]     38:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "7106be242af2db71149aa9d8397a01fce832fc04b4786cce8756c5cf6ac34dc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7106be242af2db71149aa9d8397a01fce832fc04b4786cce8756c5cf6ac34dc1", kill_on_drop: false }`
[INFO] [stdout] 7106be242af2db71149aa9d8397a01fce832fc04b4786cce8756c5cf6ac34dc1
[INFO] checking byteorder_core_io-0.5.3 against try#785364c7e5e0804473a3fddfb579798ea14e3493 for pr-114682
[INFO] extracting crate byteorder_core_io 0.5.3 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate byteorder_core_io 0.5.3 on toolchain 785364c7e5e0804473a3fddfb579798ea14e3493
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate byteorder_core_io 0.5.3
[INFO] finished tweaking crates.io crate byteorder_core_io 0.5.3
[INFO] tweaked toml for crates.io crate byteorder_core_io 0.5.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 281e27ca273b72f5f5d4227970501b7bb3307ef235bbf2336ee882f8a709b9ab
[INFO] running `Command { std: "docker" "start" "-a" "281e27ca273b72f5f5d4227970501b7bb3307ef235bbf2336ee882f8a709b9ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "281e27ca273b72f5f5d4227970501b7bb3307ef235bbf2336ee882f8a709b9ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "281e27ca273b72f5f5d4227970501b7bb3307ef235bbf2336ee882f8a709b9ab", kill_on_drop: false }`
[INFO] [stdout] 281e27ca273b72f5f5d4227970501b7bb3307ef235bbf2336ee882f8a709b9ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03abcff249908cf289e4805ebd23291fd70ca9f30263c3c466b186b72a6ec9fa
[INFO] running `Command { std: "docker" "start" "-a" "03abcff249908cf289e4805ebd23291fd70ca9f30263c3c466b186b72a6ec9fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling core_io v0.1.20210325
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr] error: failed to run custom build command for `core_io v0.1.20210325`
[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/core_io-3b037c7581d34477/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/core_io-0.1.20210325/build.rs:73:69:
[INFO] [stderr]   Unknown compiler version, upgrade core_io?
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55df52d7363c - std::backtrace_rs::backtrace::libunwind::trace::h9789de5fcc494f39
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stderr]      1:     0x55df52d7363c - std::backtrace_rs::backtrace::trace_unsynchronized::ha6083f64b534560a
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55df52d7363c - std::sys_common::backtrace::_print_fmt::hca82da572808fb58
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]      3:     0x55df52d7363c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hdb2ed8d6897c333a
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x55df52d96960 - core::fmt::rt::Argument::fmt::h250ce007264abde4
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]      5:     0x55df52d96960 - core::fmt::write::he9913548e4982ad0
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/core/src/fmt/mod.rs:1120:17
[INFO] [stderr]      6:     0x55df52d7160f - std::io::Write::write_fmt::h1e4c28dcba2b3367
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/std/src/io/mod.rs:1810:15
[INFO] [stderr]      7:     0x55df52d73424 - std::sys_common::backtrace::_print::he7a042d62e9ec33d
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x55df52d73424 - std::sys_common::backtrace::print::h40fa6d4a866b97b4
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x55df52d74937 - std::panicking::default_hook::{{closure}}::h7f0560eafc245a7c
[INFO] [stderr]     10:     0x55df52d7469f - std::panicking::default_hook::hfd695e1920cd982e
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/std/src/panicking.rs:292:9
[INFO] [stderr]     11:     0x55df52d74db8 - std::panicking::rust_panic_with_hook::hc0fcd647af5eb061
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/std/src/panicking.rs:779:13
[INFO] [stderr]     12:     0x55df52d74c9e - std::panicking::begin_panic_handler::{{closure}}::hbd1eb336070930d3
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/std/src/panicking.rs:657:13
[INFO] [stderr]     13:     0x55df52d73b06 - std::sys_common::backtrace::__rust_end_short_backtrace::h1eefd8026e5b6577
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]     14:     0x55df52d74a02 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/std/src/panicking.rs:645:5
[INFO] [stderr]     15:     0x55df52d41205 - core::panicking::panic_fmt::h178e74ce775be6d6
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/core/src/panicking.rs:72:14
[INFO] [stderr]     16:     0x55df52d411c3 - core::panicking::panic_display::he907ace229a679d5
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/core/src/panicking.rs:196:5
[INFO] [stderr]     17:     0x55df52d411c3 - core::panicking::panic_str::h785b66345312020a
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/core/src/panicking.rs:171:5
[INFO] [stderr]     18:     0x55df52d411c3 - core::option::expect_failed::hcc9490143f6778f2
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/core/src/option.rs:1980:5
[INFO] [stderr]     19:     0x55df52d42e8a - core::option::Option<T>::expect::h27b7a9cc19aab4bd
[INFO] [stderr]     20:     0x55df52d46039 - build_script_build::main::h0e8ce16d3d4c07bf
[INFO] [stderr]     21:     0x55df52d42733 - core::ops::function::FnOnce::call_once::haf0a08b604274286
[INFO] [stderr]     22:     0x55df52d41a16 - std::sys_common::backtrace::__rust_begin_short_backtrace::h33c5a89d8ac6b31a
[INFO] [stderr]     23:     0x55df52d42279 - std::rt::lang_start::{{closure}}::ha665047fbbfea02f
[INFO] [stderr]     24:     0x55df52d6df47 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hd85bd4e6518d0bb8
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     25:     0x55df52d6df47 - std::panicking::try::do_call::h7f13924d4fb67a0d
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/std/src/panicking.rs:552:40
[INFO] [stderr]     26:     0x55df52d6df47 - std::panicking::try::h9e27be4af101a30d
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/std/src/panicking.rs:516:19
[INFO] [stderr]     27:     0x55df52d6df47 - std::panic::catch_unwind::h3519b91c36f56574
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/std/src/panic.rs:142:14
[INFO] [stderr]     28:     0x55df52d6df47 - std::rt::lang_start_internal::{{closure}}::hb39bed8b01a0a169
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/std/src/rt.rs:148:48
[INFO] [stderr]     29:     0x55df52d6df47 - std::panicking::try::do_call::hfbc1ccc440a3db03
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/std/src/panicking.rs:552:40
[INFO] [stderr]     30:     0x55df52d6df47 - std::panicking::try::h02821aa69a013e27
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/std/src/panicking.rs:516:19
[INFO] [stderr]     31:     0x55df52d6df47 - std::panic::catch_unwind::hed6681082d7b3d4e
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/std/src/panic.rs:142:14
[INFO] [stderr]     32:     0x55df52d6df47 - std::rt::lang_start_internal::hbff7c6fd005b9bf2
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/std/src/rt.rs:148:20
[INFO] [stderr]     33:     0x55df52d42257 - std::rt::lang_start::h9ce2ff189a7bbed9
[INFO] [stderr]     34:     0x55df52d46a65 - main
[INFO] [stderr]     35:     0x7fbdaaee8d90 - <unknown>
[INFO] [stderr]     36:     0x7fbdaaee8e40 - __libc_start_main
[INFO] [stderr]     37:     0x55df52d41945 - _start
[INFO] [stderr]     38:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "03abcff249908cf289e4805ebd23291fd70ca9f30263c3c466b186b72a6ec9fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03abcff249908cf289e4805ebd23291fd70ca9f30263c3c466b186b72a6ec9fa", kill_on_drop: false }`
[INFO] [stdout] 03abcff249908cf289e4805ebd23291fd70ca9f30263c3c466b186b72a6ec9fa
