[INFO] fetching crate retry 2.0.0...
[INFO] checking retry-2.0.0 against try#cbe8532756bbbc4b7f32dda40d05981c8aeffd80 for pr-102129
[INFO] extracting crate retry 2.0.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate retry 2.0.0 on toolchain cbe8532756bbbc4b7f32dda40d05981c8aeffd80
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cbe8532756bbbc4b7f32dda40d05981c8aeffd80" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate retry 2.0.0
[INFO] finished tweaking crates.io crate retry 2.0.0
[INFO] tweaked toml for crates.io crate retry 2.0.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cbe8532756bbbc4b7f32dda40d05981c8aeffd80" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cbe8532756bbbc4b7f32dda40d05981c8aeffd80" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+cbe8532756bbbc4b7f32dda40d05981c8aeffd80" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 85f49389cde584cc9916de0cc2c146b4d9216f367e21bc625b60982617e64fd9
[INFO] running `Command { std: "docker" "start" "-a" "85f49389cde584cc9916de0cc2c146b4d9216f367e21bc625b60982617e64fd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85f49389cde584cc9916de0cc2c146b4d9216f367e21bc625b60982617e64fd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85f49389cde584cc9916de0cc2c146b4d9216f367e21bc625b60982617e64fd9", kill_on_drop: false }`
[INFO] [stdout] 85f49389cde584cc9916de0cc2c146b4d9216f367e21bc625b60982617e64fd9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+cbe8532756bbbc4b7f32dda40d05981c8aeffd80" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81df6536173e064b6a46d9fa4aa63b92a935942636764c41b36795674a59d124
[INFO] running `Command { std: "docker" "start" "-a" "81df6536173e064b6a46d9fa4aa63b92a935942636764c41b36795674a59d124", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr] error: failed to run custom build command for `libc v0.2.137`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/libc-1b023df5ce246461/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=build.rs
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'Failed to get rustc version', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libc-0.2.137/build.rs:9:63
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x558555a0abc0 - std::backtrace_rs::backtrace::libunwind::trace::h45bd297aa44a531d
[INFO] [stderr]                                  at /rustc/cbe8532756bbbc4b7f32dda40d05981c8aeffd80/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stderr]      1:     0x558555a0abc0 - std::backtrace_rs::backtrace::trace_unsynchronized::habeb5f5b37c4067c
[INFO] [stderr]                                  at /rustc/cbe8532756bbbc4b7f32dda40d05981c8aeffd80/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x558555a0abc0 - std::sys_common::backtrace::_print_fmt::h287d932a29f21c0c
[INFO] [stderr]                                  at /rustc/cbe8532756bbbc4b7f32dda40d05981c8aeffd80/library/std/src/sys_common/backtrace.rs:65:5
[INFO] [stderr]      3:     0x558555a0abc0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hbb569f4e2e5d3241
[INFO] [stderr]                                  at /rustc/cbe8532756bbbc4b7f32dda40d05981c8aeffd80/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x558555a27cbe - core::fmt::write::hfe2a38127191abc9
[INFO] [stderr]                                  at /rustc/cbe8532756bbbc4b7f32dda40d05981c8aeffd80/library/core/src/fmt/mod.rs:1209:17
[INFO] [stderr]      5:     0x558555a08275 - std::io::Write::write_fmt::h8f9c50904ff5255f
[INFO] [stderr]                                  at /rustc/cbe8532756bbbc4b7f32dda40d05981c8aeffd80/library/std/src/io/mod.rs:1682:15
[INFO] [stderr]      6:     0x558555a0a985 - std::sys_common::backtrace::_print::h54c691ac5ff486b1
[INFO] [stderr]                                  at /rustc/cbe8532756bbbc4b7f32dda40d05981c8aeffd80/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      7:     0x558555a0a985 - std::sys_common::backtrace::print::hdde9f07f070a158b
[INFO] [stderr]                                  at /rustc/cbe8532756bbbc4b7f32dda40d05981c8aeffd80/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      8:     0x558555a0c06f - std::panicking::default_hook::{{closure}}::hb3b3c3704b341453
[INFO] [stderr]                                  at /rustc/cbe8532756bbbc4b7f32dda40d05981c8aeffd80/library/std/src/panicking.rs:267:22
[INFO] [stderr]      9:     0x558555a0bdaa - std::panicking::default_hook::h319c5c257af5fb30
[INFO] [stderr]                                  at /rustc/cbe8532756bbbc4b7f32dda40d05981c8aeffd80/library/std/src/panicking.rs:286:9
[INFO] [stderr]     10:     0x558555a0c76c - std::panicking::rust_panic_with_hook::he97a21349e5f322b
[INFO] [stderr]                                  at /rustc/cbe8532756bbbc4b7f32dda40d05981c8aeffd80/library/std/src/panicking.rs:688:13
[INFO] [stderr]     11:     0x558555a0c507 - std::panicking::begin_panic_handler::{{closure}}::h5dfc9bba25cd4015
[INFO] [stderr]                                  at /rustc/cbe8532756bbbc4b7f32dda40d05981c8aeffd80/library/std/src/panicking.rs:579:13
[INFO] [stderr]     12:     0x558555a0b06c - std::sys_common::backtrace::__rust_end_short_backtrace::h31d4627ad131ea46
[INFO] [stderr]                                  at /rustc/cbe8532756bbbc4b7f32dda40d05981c8aeffd80/library/std/src/sys_common/backtrace.rs:137:18
[INFO] [stderr]     13:     0x558555a0c222 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/cbe8532756bbbc4b7f32dda40d05981c8aeffd80/library/std/src/panicking.rs:575:5
[INFO] [stderr]     14:     0x5585559e4083 - core::panicking::panic_fmt::h3a21488dc996e047
[INFO] [stderr]                                  at /rustc/cbe8532756bbbc4b7f32dda40d05981c8aeffd80/library/core/src/panicking.rs:65:14
[INFO] [stderr]     15:     0x558555a26f61 - core::panicking::panic_display::hae0fc24ad4abebc5
[INFO] [stderr]                                  at /rustc/cbe8532756bbbc4b7f32dda40d05981c8aeffd80/library/core/src/panicking.rs:139:5
[INFO] [stderr]     16:     0x558555a26f0b - core::panicking::panic_str::ha40123332c2b6dd5
[INFO] [stderr]                                  at /rustc/cbe8532756bbbc4b7f32dda40d05981c8aeffd80/library/core/src/panicking.rs:123:5
[INFO] [stderr]     17:     0x5585559e4046 - core::option::expect_failed::h99472b4f8e6d9b9d
[INFO] [stderr]                                  at /rustc/cbe8532756bbbc4b7f32dda40d05981c8aeffd80/library/core/src/option.rs:1879:5
[INFO] [stderr]     18:     0x5585559ee139 - core::option::Option<T>::expect::h761359db3ea404dc
[INFO] [stderr]                                  at /rustc/cbe8532756bbbc4b7f32dda40d05981c8aeffd80/library/core/src/option.rs:741:21
[INFO] [stderr]     19:     0x5585559e92d4 - build_script_build::main::h8bbd023914b0a9a5
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libc-0.2.137/build.rs:9:41
[INFO] [stderr]     20:     0x5585559eccbb - core::ops::function::FnOnce::call_once::hc5e374cb201c83f4
[INFO] [stderr]                                  at /rustc/cbe8532756bbbc4b7f32dda40d05981c8aeffd80/library/core/src/ops/function.rs:510:5
[INFO] [stderr]     21:     0x5585559ed9fe - std::sys_common::backtrace::__rust_begin_short_backtrace::h936b79788d324891
[INFO] [stderr]                                  at /rustc/cbe8532756bbbc4b7f32dda40d05981c8aeffd80/library/std/src/sys_common/backtrace.rs:121:18
[INFO] [stderr]     22:     0x5585559e66d1 - std::rt::lang_start::{{closure}}::hea2a7a50a8f9c1a0
[INFO] [stderr]                                  at /rustc/cbe8532756bbbc4b7f32dda40d05981c8aeffd80/library/std/src/rt.rs:166:18
[INFO] [stderr]     23:     0x558555a055cb - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hdc226043a8d71702
[INFO] [stderr]                                  at /rustc/cbe8532756bbbc4b7f32dda40d05981c8aeffd80/library/core/src/ops/function.rs:609:13
[INFO] [stderr]     24:     0x558555a055cb - std::panicking::try::do_call::h16abd1287e157337
[INFO] [stderr]                                  at /rustc/cbe8532756bbbc4b7f32dda40d05981c8aeffd80/library/std/src/panicking.rs:483:40
[INFO] [stderr]     25:     0x558555a055cb - std::panicking::try::h200d0867968204c2
[INFO] [stderr]                                  at /rustc/cbe8532756bbbc4b7f32dda40d05981c8aeffd80/library/std/src/panicking.rs:447:19
[INFO] [stderr]     26:     0x558555a055cb - std::panic::catch_unwind::h174ab9e8a60bc38e
[INFO] [stderr]                                  at /rustc/cbe8532756bbbc4b7f32dda40d05981c8aeffd80/library/std/src/panic.rs:137:14
[INFO] [stderr]     27:     0x558555a055cb - std::rt::lang_start_internal::{{closure}}::h864a522ccc35624b
[INFO] [stderr]                                  at /rustc/cbe8532756bbbc4b7f32dda40d05981c8aeffd80/library/std/src/rt.rs:148:48
[INFO] [stderr]     28:     0x558555a055cb - std::panicking::try::do_call::h73dc742dcebaf491
[INFO] [stderr]                                  at /rustc/cbe8532756bbbc4b7f32dda40d05981c8aeffd80/library/std/src/panicking.rs:483:40
[INFO] [stderr]     29:     0x558555a055cb - std::panicking::try::h85370caec51c5f98
[INFO] [stderr]                                  at /rustc/cbe8532756bbbc4b7f32dda40d05981c8aeffd80/library/std/src/panicking.rs:447:19
[INFO] [stderr]     30:     0x558555a055cb - std::panic::catch_unwind::heab87b27e7615744
[INFO] [stderr]                                  at /rustc/cbe8532756bbbc4b7f32dda40d05981c8aeffd80/library/std/src/panic.rs:137:14
[INFO] [stderr]     31:     0x558555a055cb - std::rt::lang_start_internal::hd65c3b543b5701a0
[INFO] [stderr]                                  at /rustc/cbe8532756bbbc4b7f32dda40d05981c8aeffd80/library/std/src/rt.rs:148:20
[INFO] [stderr]     32:     0x5585559e66aa - std::rt::lang_start::hcd05f69bf2c7ac11
[INFO] [stderr]                                  at /rustc/cbe8532756bbbc4b7f32dda40d05981c8aeffd80/library/std/src/rt.rs:165:17
[INFO] [stderr]     33:     0x5585559eaa9e - main
[INFO] [stderr]     34:     0x7f1a35eee083 - __libc_start_main
[INFO] [stderr]     35:     0x5585559e43ce - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "81df6536173e064b6a46d9fa4aa63b92a935942636764c41b36795674a59d124", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81df6536173e064b6a46d9fa4aa63b92a935942636764c41b36795674a59d124", kill_on_drop: false }`
[INFO] [stdout] 81df6536173e064b6a46d9fa4aa63b92a935942636764c41b36795674a59d124