[INFO] fetching crate slack-rust 0.0.1-alpha... [INFO] crate slack-rust 0.0.1-alpha is already in cache [INFO] crate slack-rust 0.0.1-alpha is already in cache [INFO] crate slack-rust 0.0.1-alpha is already in cache [INFO] crate slack-rust 0.0.1-alpha is already in cache [INFO] crate slack-rust 0.0.1-alpha is already in cache [INFO] crate slack-rust 0.0.1-alpha is already in cache [INFO] crate slack-rust 0.0.1-alpha is already in cache [INFO] crate slack-rust 0.0.1-alpha is already in cache [INFO] crate slack-rust 0.0.1-alpha is already in cache [INFO] crate slack-rust 0.0.1-alpha is already in cache [INFO] crate slack-rust 0.0.1-alpha is already in cache [INFO] crate slack-rust 0.0.1-alpha is already in cache [INFO] crate slack-rust 0.0.1-alpha is already in cache [INFO] crate slack-rust 0.0.1-alpha is already in cache [INFO] checking slack-rust-0.0.1-alpha against try#7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e for pr-99880 [INFO] extracting crate slack-rust 0.0.1-alpha into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate slack-rust 0.0.1-alpha on toolchain 7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate slack-rust 0.0.1-alpha [INFO] finished tweaking crates.io crate slack-rust 0.0.1-alpha [INFO] tweaked toml for crates.io crate slack-rust 0.0.1-alpha written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate crates.io crate slack-rust 0.0.1-alpha already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:ecb52c4cf6672b83cc996368a05b4a059042425f2b6ba9cd23a06cdead5d8d70" "/opt/rustwide/cargo-home/bin/cargo" "+7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c5cd7fa9942b19d39167b780f8e6ecdc10b0802de12b07c2c0355a64e2482ec5 [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" "c5cd7fa9942b19d39167b780f8e6ecdc10b0802de12b07c2c0355a64e2482ec5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c5cd7fa9942b19d39167b780f8e6ecdc10b0802de12b07c2c0355a64e2482ec5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c5cd7fa9942b19d39167b780f8e6ecdc10b0802de12b07c2c0355a64e2482ec5", kill_on_drop: false }` [INFO] [stdout] c5cd7fa9942b19d39167b780f8e6ecdc10b0802de12b07c2c0355a64e2482ec5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:ecb52c4cf6672b83cc996368a05b4a059042425f2b6ba9cd23a06cdead5d8d70" "/opt/rustwide/cargo-home/bin/cargo" "+7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e28baa382f37b96664c6539cfaa1a95b0e56e5da10b3c2e670119a1f6925fb8f [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" "e28baa382f37b96664c6539cfaa1a95b0e56e5da10b3c2e670119a1f6925fb8f", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.84 [INFO] [stderr] Compiling libc v0.2.112 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling cc v1.0.72 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling futures-core v0.3.19 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking once_cell v1.9.0 [INFO] [stderr] Compiling pkg-config v0.3.24 [INFO] [stderr] Checking pin-project-lite v0.2.7 [INFO] [stderr] Compiling serde_derive v1.0.132 [INFO] [stderr] Checking futures-io v0.3.19 [INFO] [stderr] Checking opaque-debug v0.3.0 [INFO] [stderr] Compiling serde v1.0.132 [INFO] [stderr] Checking cache-padded v1.2.0 [INFO] [stderr] Checking subtle v2.4.1 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Checking event-listener v2.5.1 [INFO] [stderr] Checking ppv-lite86 v0.2.15 [INFO] [stderr] Checking matches v0.1.9 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking waker-fn v1.1.0 [INFO] [stderr] Checking fastrand v1.6.0 [INFO] [stderr] Checking parking v2.0.0 [INFO] [stderr] Checking slab v0.4.5 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling wasm-bindgen-shared v0.2.78 [INFO] [stderr] Checking cpufeatures v0.2.1 [INFO] [stderr] Checking unicode-bidi v0.3.7 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Compiling bumpalo v3.8.0 [INFO] [stderr] Compiling const_fn v0.4.8 [INFO] [stderr] Checking cpuid-bool v0.2.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Checking async-task v4.0.3 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Checking untrusted v0.7.1 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking futures-sink v0.3.19 [INFO] [stderr] Checking atomic-waker v1.0.0 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking bytes v1.1.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking ryu v1.0.9 [INFO] [stderr] Compiling futures-task v0.3.19 [INFO] [stderr] Compiling wasm-bindgen v0.2.78 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Compiling strsim v0.10.0 [INFO] [stderr] Compiling curl v0.4.41 [INFO] [stderr] Compiling anyhow v1.0.52 [INFO] [stderr] Compiling serde_json v1.0.73 [INFO] [stderr] Compiling futures-util v0.3.19 [INFO] [stderr] Compiling httparse v1.5.1 [INFO] [stderr] Checking openssl-probe v0.1.4 [INFO] [stderr] Compiling http-types v2.12.0 [INFO] [stderr] Compiling async-trait v0.1.52 [INFO] [stderr] Checking itoa v1.0.1 [INFO] [stderr] Compiling isahc v0.9.14 [INFO] [stderr] Compiling rustversion v1.0.6 [INFO] [stderr] Checking bytes v0.5.6 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Compiling encoding_rs v0.8.30 [INFO] [stderr] Checking infer v0.2.3 [INFO] [stderr] Checking predicates-core v1.0.2 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking mime v0.3.16 [INFO] [stderr] Checking utf-8 v0.7.6 [INFO] [stderr] Checking difflib v0.4.0 [INFO] [stderr] Checking normalize-line-endings v0.3.0 [INFO] [stderr] Checking termtree v0.2.3 [INFO] [stderr] Checking fragile v1.0.0 [INFO] [stderr] Checking humantime v2.1.0 [INFO] [stderr] Checking downcast v0.11.0 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking concurrent-queue v1.2.2 [INFO] [stderr] Checking form_urlencoded v1.0.1 [INFO] [stderr] Checking async-mutex v1.4.0 [INFO] [stderr] Checking async-lock v2.4.0 [INFO] [stderr] Checking tracing-core v0.1.21 [INFO] [stderr] Checking tinyvec v1.5.1 [INFO] [stderr] Compiling value-bag v1.0.0-alpha.8 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling standback v0.2.17 [INFO] [stderr] error: failed to run custom build command for `libc v0.2.112` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/libc-417c9c69427fd508/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-0.2.112/build.rs:9:63 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x56527c8f1180 - std::backtrace_rs::backtrace::libunwind::trace::h00d1e5a76557e524 [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 1: 0x56527c8f1180 - std::backtrace_rs::backtrace::trace_unsynchronized::h7030e598eb17fdb3 [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x56527c8f1180 - std::sys_common::backtrace::_print_fmt::hc5a28f8aac102f0f [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/std/src/sys_common/backtrace.rs:66:5 [INFO] [stderr] 3: 0x56527c8f1180 - ::fmt::h8ce04244e72f3145 [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/std/src/sys_common/backtrace.rs:45:22 [INFO] [stderr] 4: 0x56527c90efcc - core::fmt::write::hed5f584c56e23105 [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/core/src/fmt/mod.rs:1198:17 [INFO] [stderr] 5: 0x56527c8ee755 - std::io::Write::write_fmt::h83787e195c5caffe [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/std/src/io/mod.rs:1672:15 [INFO] [stderr] 6: 0x56527c8f28d1 - std::sys_common::backtrace::_print::hdf547503fbfc4c66 [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/std/src/sys_common/backtrace.rs:48:5 [INFO] [stderr] 7: 0x56527c8f28d1 - std::sys_common::backtrace::print::he437102e8a30310a [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/std/src/sys_common/backtrace.rs:35:9 [INFO] [stderr] 8: 0x56527c8f28d1 - std::panicking::default_hook::{{closure}}::h32f1cc65f1b1c901 [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/std/src/panicking.rs:295:22 [INFO] [stderr] 9: 0x56527c8f25a3 - std::panicking::default_hook::h915c8b207b44d1f2 [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/std/src/panicking.rs:314:9 [INFO] [stderr] 10: 0x56527c8f2f73 - std::panicking::rust_panic_with_hook::hbbbe8d7e1cb4e82e [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/std/src/panicking.rs:698:17 [INFO] [stderr] 11: 0x56527c8f2e67 - std::panicking::begin_panic_handler::{{closure}}::hbf929e570764bc16 [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/std/src/panicking.rs:588:13 [INFO] [stderr] 12: 0x56527c8f16a4 - std::sys_common::backtrace::__rust_end_short_backtrace::hf4482b22446b5996 [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/std/src/sys_common/backtrace.rs:138:18 [INFO] [stderr] 13: 0x56527c8f2b92 - rust_begin_unwind [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/std/src/panicking.rs:584:5 [INFO] [stderr] 14: 0x56527c8ca893 - core::panicking::panic_fmt::hb0714206ebbf8ba2 [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/core/src/panicking.rs:142:14 [INFO] [stderr] 15: 0x56527c90e1b1 - core::panicking::panic_display::hc6a65a029a1616f1 [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/core/src/panicking.rs:72:5 [INFO] [stderr] 16: 0x56527c90e15b - core::panicking::panic_str::hedd8b1aa9fb19198 [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/core/src/panicking.rs:56:5 [INFO] [stderr] 17: 0x56527c8ca706 - core::option::expect_failed::hccc420325731c76f [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/core/src/option.rs:1874:5 [INFO] [stderr] 18: 0x56527c8ccd22 - core::option::Option::expect::h4e33b4db64946014 [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/core/src/option.rs:738:21 [INFO] [stderr] 19: 0x56527c8d2124 - build_script_build::main::hcaea86366f0d0bbc [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libc-0.2.112/build.rs:9:41 [INFO] [stderr] 20: 0x56527c8d4b8b - core::ops::function::FnOnce::call_once::h38145c42871b1da2 [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/core/src/ops/function.rs:248:5 [INFO] [stderr] 21: 0x56527c8d490e - std::sys_common::backtrace::__rust_begin_short_backtrace::h648c879bef8be536 [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/std/src/sys_common/backtrace.rs:122:18 [INFO] [stderr] 22: 0x56527c8d11d1 - std::rt::lang_start::{{closure}}::hd7f16b817dd45ba5 [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/std/src/rt.rs:145:18 [INFO] [stderr] 23: 0x56527c8eba6a - core::ops::function::impls:: for &F>::call_once::h85456ac169513433 [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/core/src/ops/function.rs:280:13 [INFO] [stderr] 24: 0x56527c8eba6a - std::panicking::try::do_call::h86728a2711222fd9 [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/std/src/panicking.rs:492:40 [INFO] [stderr] 25: 0x56527c8eba6a - std::panicking::try::h8b1457b95e546711 [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/std/src/panicking.rs:456:19 [INFO] [stderr] 26: 0x56527c8eba6a - std::panic::catch_unwind::h2ac4e8d8793abc9a [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/std/src/panic.rs:137:14 [INFO] [stderr] 27: 0x56527c8eba6a - std::rt::lang_start_internal::{{closure}}::hcb2254011a8e369c [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/std/src/rt.rs:128:48 [INFO] [stderr] 28: 0x56527c8eba6a - std::panicking::try::do_call::h828c6074437c82ea [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/std/src/panicking.rs:492:40 [INFO] [stderr] 29: 0x56527c8eba6a - std::panicking::try::h423f906481771172 [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/std/src/panicking.rs:456:19 [INFO] [stderr] 30: 0x56527c8eba6a - std::panic::catch_unwind::h1b4f03e479077ed0 [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/std/src/panic.rs:137:14 [INFO] [stderr] 31: 0x56527c8eba6a - std::rt::lang_start_internal::hbb28bc22991b184e [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/std/src/rt.rs:128:20 [INFO] [stderr] 32: 0x56527c8d11a0 - std::rt::lang_start::h8234f45568aeafb4 [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/std/src/rt.rs:144:17 [INFO] [stderr] 33: 0x56527c8d37cc - main [INFO] [stderr] 34: 0x7f8f18e54083 - __libc_start_main [INFO] [stderr] 35: 0x56527c8caa8e - _start [INFO] [stderr] 36: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "e28baa382f37b96664c6539cfaa1a95b0e56e5da10b3c2e670119a1f6925fb8f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e28baa382f37b96664c6539cfaa1a95b0e56e5da10b3c2e670119a1f6925fb8f", kill_on_drop: false }` [INFO] [stdout] e28baa382f37b96664c6539cfaa1a95b0e56e5da10b3c2e670119a1f6925fb8f