[INFO] cloning repository https://github.com/afilini/neerg [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/afilini/neerg" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fafilini%2Fneerg", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fafilini%2Fneerg'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5a99e54c4bfb8cbaf3ce7c6f3c9b8b53a369cc06 [INFO] building afilini/neerg against try#434cce50d8e9a9de0ddaaccaca51e3e3f4bbb275 for pr-101591 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fafilini%2Fneerg" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/afilini/neerg on toolchain 434cce50d8e9a9de0ddaaccaca51e3e3f4bbb275 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+434cce50d8e9a9de0ddaaccaca51e3e3f4bbb275" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/afilini/neerg [INFO] finished tweaking git repo https://github.com/afilini/neerg [INFO] tweaked toml for git repo https://github.com/afilini/neerg written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/afilini/neerg already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+434cce50d8e9a9de0ddaaccaca51e3e3f4bbb275" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+434cce50d8e9a9de0ddaaccaca51e3e3f4bbb275" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 369587f19c836c2339341b4cd9e7fc873555abb2006230955dd0e416d29d51de [INFO] running `Command { std: "docker" "start" "-a" "369587f19c836c2339341b4cd9e7fc873555abb2006230955dd0e416d29d51de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "369587f19c836c2339341b4cd9e7fc873555abb2006230955dd0e416d29d51de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "369587f19c836c2339341b4cd9e7fc873555abb2006230955dd0e416d29d51de", kill_on_drop: false }` [INFO] [stdout] 369587f19c836c2339341b4cd9e7fc873555abb2006230955dd0e416d29d51de [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+434cce50d8e9a9de0ddaaccaca51e3e3f4bbb275" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6304a2a375cfa7268ee43c2ef369b2adfc1ac660f0f8c7d934ff611cf309abf9 [INFO] running `Command { std: "docker" "start" "-a" "6304a2a375cfa7268ee43c2ef369b2adfc1ac660f0f8c7d934ff611cf309abf9", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.74 [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling cc v1.0.41 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.38 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling pkg-config v0.3.18 [INFO] [stderr] Compiling serde_derive v1.0.115 [INFO] [stderr] Compiling serde v1.0.115 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling bytes v0.5.6 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling foreign-types-shared v0.1.1 [INFO] [stderr] Compiling openssl v0.10.30 [INFO] [stderr] Compiling pin-project-internal v0.4.23 [INFO] [stderr] Compiling proc-macro-nested v0.1.6 [INFO] [stderr] Compiling native-tls v0.2.4 [INFO] [stderr] Compiling ppv-lite86 v0.2.8 [INFO] [stderr] Compiling itoa v0.4.6 [INFO] [stderr] Compiling untrusted v0.7.1 [INFO] [stderr] Compiling spin v0.5.2 [INFO] [stderr] Compiling futures-core v0.3.5 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling once_cell v1.4.0 [INFO] [stderr] Compiling futures-sink v0.3.5 [INFO] [stderr] Compiling pin-project-lite v0.1.7 [INFO] [stderr] Compiling tinyvec v0.3.3 [INFO] [stderr] Compiling matches v0.1.8 [INFO] [stderr] Compiling openssl-probe v0.1.2 [INFO] [stderr] Compiling proc-macro-hack v0.5.18 [INFO] [stderr] Compiling futures-io v0.3.5 [INFO] [stderr] Compiling serde_json v1.0.57 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Compiling byte-tools v0.3.1 [INFO] [stderr] Compiling bech32 v0.7.2 [INFO] [stderr] Compiling percent-encoding v2.1.0 [INFO] [stderr] Compiling cpuid-bool v0.1.2 [INFO] [stderr] Compiling subtle v1.0.0 [INFO] [stderr] Compiling smallvec v1.4.2 [INFO] [stderr] Compiling opaque-debug v0.3.0 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling utf-8 v0.7.5 [INFO] [stderr] Compiling base64 v0.12.3 [INFO] [stderr] Compiling regex-syntax v0.6.18 [INFO] [stderr] Compiling opaque-debug v0.2.3 [INFO] [stderr] Compiling termcolor v1.1.0 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] error: failed to run custom build command for `libc v0.2.74` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/libc-bc818b5a853ec63e/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'Failed to get rustc version', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libc-0.2.74/build.rs:7:31 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x558bb70b7490 - std::backtrace_rs::backtrace::libunwind::trace::h1a33810611ce8d61 [INFO] [stderr] at /rustc/434cce50d8e9a9de0ddaaccaca51e3e3f4bbb275/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 1: 0x558bb70b7490 - std::backtrace_rs::backtrace::trace_unsynchronized::h4a53559f1c05e6dd [INFO] [stderr] at /rustc/434cce50d8e9a9de0ddaaccaca51e3e3f4bbb275/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x558bb70b7490 - std::sys_common::backtrace::_print_fmt::hbeb6239bb320c748 [INFO] [stderr] at /rustc/434cce50d8e9a9de0ddaaccaca51e3e3f4bbb275/library/std/src/sys_common/backtrace.rs:66:5 [INFO] [stderr] 3: 0x558bb70b7490 - ::fmt::h7fdb4e85ba340940 [INFO] [stderr] at /rustc/434cce50d8e9a9de0ddaaccaca51e3e3f4bbb275/library/std/src/sys_common/backtrace.rs:45:22 [INFO] [stderr] 4: 0x558bb70d481e - core::fmt::write::h69f72efb5c17b4ab [INFO] [stderr] at /rustc/434cce50d8e9a9de0ddaaccaca51e3e3f4bbb275/library/core/src/fmt/mod.rs:1202:17 [INFO] [stderr] 5: 0x558bb70b4715 - std::io::Write::write_fmt::h844fad8a1ef3a2e8 [INFO] [stderr] at /rustc/434cce50d8e9a9de0ddaaccaca51e3e3f4bbb275/library/std/src/io/mod.rs:1679:15 [INFO] [stderr] 6: 0x558bb70b8b13 - std::sys_common::backtrace::_print::ha914f3096bed0a7c [INFO] [stderr] at /rustc/434cce50d8e9a9de0ddaaccaca51e3e3f4bbb275/library/std/src/sys_common/backtrace.rs:48:5 [INFO] [stderr] 7: 0x558bb70b8b13 - std::sys_common::backtrace::print::hf7ca71f4e06841a8 [INFO] [stderr] at /rustc/434cce50d8e9a9de0ddaaccaca51e3e3f4bbb275/library/std/src/sys_common/backtrace.rs:35:9 [INFO] [stderr] 8: 0x558bb70b8b13 - std::panicking::default_hook::{{closure}}::h6be03a231a70c800 [INFO] [stderr] at /rustc/434cce50d8e9a9de0ddaaccaca51e3e3f4bbb275/library/std/src/panicking.rs:295:22 [INFO] [stderr] 9: 0x558bb70b87ff - std::panicking::default_hook::h8f58539bc13ee1ad [INFO] [stderr] at /rustc/434cce50d8e9a9de0ddaaccaca51e3e3f4bbb275/library/std/src/panicking.rs:314:9 [INFO] [stderr] 10: 0x558bb70b91ba - std::panicking::rust_panic_with_hook::h7a2c121217c9432d [INFO] [stderr] at /rustc/434cce50d8e9a9de0ddaaccaca51e3e3f4bbb275/library/std/src/panicking.rs:698:17 [INFO] [stderr] 11: 0x558bb70b90b7 - std::panicking::begin_panic_handler::{{closure}}::h1ca9e1d42243c666 [INFO] [stderr] at /rustc/434cce50d8e9a9de0ddaaccaca51e3e3f4bbb275/library/std/src/panicking.rs:588:13 [INFO] [stderr] 12: 0x558bb70b793c - std::sys_common::backtrace::__rust_end_short_backtrace::h79298f0d734af14a [INFO] [stderr] at /rustc/434cce50d8e9a9de0ddaaccaca51e3e3f4bbb275/library/std/src/sys_common/backtrace.rs:138:18 [INFO] [stderr] 13: 0x558bb70b8dd2 - rust_begin_unwind [INFO] [stderr] at /rustc/434cce50d8e9a9de0ddaaccaca51e3e3f4bbb275/library/std/src/panicking.rs:584:5 [INFO] [stderr] 14: 0x558bb7090a93 - core::panicking::panic_fmt::h434b303c3aba650c [INFO] [stderr] at /rustc/434cce50d8e9a9de0ddaaccaca51e3e3f4bbb275/library/core/src/panicking.rs:142:14 [INFO] [stderr] 15: 0x558bb70d3ac1 - core::panicking::panic_display::hb3ad875e119462f0 [INFO] [stderr] at /rustc/434cce50d8e9a9de0ddaaccaca51e3e3f4bbb275/library/core/src/panicking.rs:72:5 [INFO] [stderr] 16: 0x558bb70d3a6b - core::panicking::panic_str::ha6edb658b866df65 [INFO] [stderr] at /rustc/434cce50d8e9a9de0ddaaccaca51e3e3f4bbb275/library/core/src/panicking.rs:56:5 [INFO] [stderr] 17: 0x558bb7090906 - core::option::expect_failed::heb591cc2186ba0bd [INFO] [stderr] at /rustc/434cce50d8e9a9de0ddaaccaca51e3e3f4bbb275/library/core/src/option.rs:1880:5 [INFO] [stderr] 18: 0x558bb7092a92 - core::option::Option::expect::h571a5baaea7ed2af [INFO] [stderr] at /rustc/434cce50d8e9a9de0ddaaccaca51e3e3f4bbb275/library/core/src/option.rs:738:21 [INFO] [stderr] 19: 0x558bb7098f97 - build_script_build::main::h86c0fd932a4d3851 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libc-0.2.74/build.rs:7:9 [INFO] [stderr] 20: 0x558bb709a79b - core::ops::function::FnOnce::call_once::h11b82229931e7dcd [INFO] [stderr] at /rustc/434cce50d8e9a9de0ddaaccaca51e3e3f4bbb275/library/core/src/ops/function.rs:248:5 [INFO] [stderr] 21: 0x558bb709a48e - std::sys_common::backtrace::__rust_begin_short_backtrace::h68bd80e9c5bcfdb0 [INFO] [stderr] at /rustc/434cce50d8e9a9de0ddaaccaca51e3e3f4bbb275/library/std/src/sys_common/backtrace.rs:122:18 [INFO] [stderr] 22: 0x558bb7093a81 - std::rt::lang_start::{{closure}}::hd287a45e2a933dd5 [INFO] [stderr] at /rustc/434cce50d8e9a9de0ddaaccaca51e3e3f4bbb275/library/std/src/rt.rs:166:18 [INFO] [stderr] 23: 0x558bb70b1e4f - core::ops::function::impls:: for &F>::call_once::h0aba527962058f8d [INFO] [stderr] at /rustc/434cce50d8e9a9de0ddaaccaca51e3e3f4bbb275/library/core/src/ops/function.rs:280:13 [INFO] [stderr] 24: 0x558bb70b1e4f - std::panicking::try::do_call::ha4178ef55820a4f8 [INFO] [stderr] at /rustc/434cce50d8e9a9de0ddaaccaca51e3e3f4bbb275/library/std/src/panicking.rs:492:40 [INFO] [stderr] 25: 0x558bb70b1e4f - std::panicking::try::h4edf4589bde3bb09 [INFO] [stderr] at /rustc/434cce50d8e9a9de0ddaaccaca51e3e3f4bbb275/library/std/src/panicking.rs:456:19 [INFO] [stderr] 26: 0x558bb70b1e4f - std::panic::catch_unwind::h0951c1592c920aa0 [INFO] [stderr] at /rustc/434cce50d8e9a9de0ddaaccaca51e3e3f4bbb275/library/std/src/panic.rs:137:14 [INFO] [stderr] 27: 0x558bb70b1e4f - std::rt::lang_start_internal::{{closure}}::h765333e76f22cefc [INFO] [stderr] at /rustc/434cce50d8e9a9de0ddaaccaca51e3e3f4bbb275/library/std/src/rt.rs:148:48 [INFO] [stderr] 28: 0x558bb70b1e4f - std::panicking::try::do_call::hcd1370fdda710240 [INFO] [stderr] at /rustc/434cce50d8e9a9de0ddaaccaca51e3e3f4bbb275/library/std/src/panicking.rs:492:40 [INFO] [stderr] 29: 0x558bb70b1e4f - std::panicking::try::h477fa91d0d1d6fe2 [INFO] [stderr] at /rustc/434cce50d8e9a9de0ddaaccaca51e3e3f4bbb275/library/std/src/panicking.rs:456:19 [INFO] [stderr] 30: 0x558bb70b1e4f - std::panic::catch_unwind::h409f8207d3ed176c [INFO] [stderr] at /rustc/434cce50d8e9a9de0ddaaccaca51e3e3f4bbb275/library/std/src/panic.rs:137:14 [INFO] [stderr] 31: 0x558bb70b1e4f - std::rt::lang_start_internal::h9d73c5ab21cad85e [INFO] [stderr] at /rustc/434cce50d8e9a9de0ddaaccaca51e3e3f4bbb275/library/std/src/rt.rs:148:20 [INFO] [stderr] 32: 0x558bb7093a5a - std::rt::lang_start::h91934c0832c168ec [INFO] [stderr] at /rustc/434cce50d8e9a9de0ddaaccaca51e3e3f4bbb275/library/std/src/rt.rs:165:17 [INFO] [stderr] 33: 0x558bb709a441 - main [INFO] [stderr] 34: 0x7fc8fe522083 - __libc_start_main [INFO] [stderr] 35: 0x558bb7090c6e - _start [INFO] [stderr] 36: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "6304a2a375cfa7268ee43c2ef369b2adfc1ac660f0f8c7d934ff611cf309abf9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6304a2a375cfa7268ee43c2ef369b2adfc1ac660f0f8c7d934ff611cf309abf9", kill_on_drop: false }` [INFO] [stdout] 6304a2a375cfa7268ee43c2ef369b2adfc1ac660f0f8c7d934ff611cf309abf9