[INFO] fetching crate udp2p_record 0.2.0... [INFO] crate udp2p_record 0.2.0 is already in cache [INFO] crate udp2p_record 0.2.0 is already in cache [INFO] crate udp2p_record 0.2.0 is already in cache [INFO] crate udp2p_record 0.2.0 is already in cache [INFO] crate udp2p_record 0.2.0 is already in cache [INFO] crate udp2p_record 0.2.0 is already in cache [INFO] crate udp2p_record 0.2.0 is already in cache [INFO] crate udp2p_record 0.2.0 is already in cache [INFO] crate udp2p_record 0.2.0 is already in cache [INFO] crate udp2p_record 0.2.0 is already in cache [INFO] crate udp2p_record 0.2.0 is already in cache [INFO] crate udp2p_record 0.2.0 is already in cache [INFO] crate udp2p_record 0.2.0 is already in cache [INFO] crate udp2p_record 0.2.0 is already in cache [INFO] checking udp2p_record-0.2.0 against try#a8425075041d4b9af9bf32e2a267dfb9db2cfffb for pr-100043 [INFO] extracting crate udp2p_record 0.2.0 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate udp2p_record 0.2.0 on toolchain a8425075041d4b9af9bf32e2a267dfb9db2cfffb [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a8425075041d4b9af9bf32e2a267dfb9db2cfffb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate udp2p_record 0.2.0 [INFO] finished tweaking crates.io crate udp2p_record 0.2.0 [INFO] tweaked toml for crates.io crate udp2p_record 0.2.0 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a8425075041d4b9af9bf32e2a267dfb9db2cfffb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a8425075041d4b9af9bf32e2a267dfb9db2cfffb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+a8425075041d4b9af9bf32e2a267dfb9db2cfffb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 0a80a952340c5cd51c5b11576b72c203323fb55e8709537a6bc9f1dfb348ed76 [INFO] running `Command { std: "docker" "start" "-a" "0a80a952340c5cd51c5b11576b72c203323fb55e8709537a6bc9f1dfb348ed76", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0a80a952340c5cd51c5b11576b72c203323fb55e8709537a6bc9f1dfb348ed76", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0a80a952340c5cd51c5b11576b72c203323fb55e8709537a6bc9f1dfb348ed76", kill_on_drop: false }` [INFO] [stdout] 0a80a952340c5cd51c5b11576b72c203323fb55e8709537a6bc9f1dfb348ed76 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+a8425075041d4b9af9bf32e2a267dfb9db2cfffb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 66560998ed97523c6c570935b641014ea37155b8e717ca30a2a2661be2634c6c [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" "66560998ed97523c6c570935b641014ea37155b8e717ca30a2a2661be2634c6c", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.43 [INFO] [stderr] Compiling unicode-ident v1.0.3 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling syn v1.0.99 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling libc v0.2.127 [INFO] [stderr] Compiling serde_derive v1.0.142 [INFO] [stderr] Compiling serde v1.0.142 [INFO] [stderr] Compiling serde_json v1.0.83 [INFO] [stderr] Checking ryu v1.0.11 [INFO] [stderr] Checking itoa v1.0.3 [INFO] [stderr] Checking cpufeatures v0.2.2 [INFO] [stderr] Checking opaque-debug v0.3.0 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Compiling generic-array v0.14.6 [INFO] [stderr] error: failed to run custom build command for `libc v0.2.127` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/libc-7915a924d9f6664b/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-0.2.127/build.rs:9:63 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5654c0b262b0 - std::backtrace_rs::backtrace::libunwind::trace::hf06ef876db617fbc [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 1: 0x5654c0b262b0 - std::backtrace_rs::backtrace::trace_unsynchronized::h80fa01a28063820b [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x5654c0b262b0 - std::sys_common::backtrace::_print_fmt::h0dbd4e052f947629 [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/std/src/sys_common/backtrace.rs:66:5 [INFO] [stderr] 3: 0x5654c0b262b0 - ::fmt::h468a4a49597af04f [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/std/src/sys_common/backtrace.rs:45:22 [INFO] [stderr] 4: 0x5654c0b440fc - core::fmt::write::hd6174485c5d70490 [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/core/src/fmt/mod.rs:1198:17 [INFO] [stderr] 5: 0x5654c0b23885 - std::io::Write::write_fmt::hfa2642bd26abdcc7 [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/std/src/io/mod.rs:1672:15 [INFO] [stderr] 6: 0x5654c0b27a01 - std::sys_common::backtrace::_print::he12f19f5d0e9a2d0 [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/std/src/sys_common/backtrace.rs:48:5 [INFO] [stderr] 7: 0x5654c0b27a01 - std::sys_common::backtrace::print::h7e8c1d2e6df351bc [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/std/src/sys_common/backtrace.rs:35:9 [INFO] [stderr] 8: 0x5654c0b27a01 - std::panicking::default_hook::{{closure}}::habef345672f7761c [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/std/src/panicking.rs:295:22 [INFO] [stderr] 9: 0x5654c0b276d3 - std::panicking::default_hook::h316e121d871daf5e [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/std/src/panicking.rs:314:9 [INFO] [stderr] 10: 0x5654c0b280a3 - std::panicking::rust_panic_with_hook::hfbbf2b2aae341839 [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/std/src/panicking.rs:698:17 [INFO] [stderr] 11: 0x5654c0b27f97 - std::panicking::begin_panic_handler::{{closure}}::h7a2d58b5d495710b [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/std/src/panicking.rs:588:13 [INFO] [stderr] 12: 0x5654c0b267d4 - std::sys_common::backtrace::__rust_end_short_backtrace::hc8a337759f965865 [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/std/src/sys_common/backtrace.rs:138:18 [INFO] [stderr] 13: 0x5654c0b27cc2 - rust_begin_unwind [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/std/src/panicking.rs:584:5 [INFO] [stderr] 14: 0x5654c0aff893 - core::panicking::panic_fmt::h4e22c2dace07910f [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/core/src/panicking.rs:142:14 [INFO] [stderr] 15: 0x5654c0b432e1 - core::panicking::panic_display::hda6fbfca410e3eef [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/core/src/panicking.rs:72:5 [INFO] [stderr] 16: 0x5654c0b4328b - core::panicking::panic_str::hcae8a19db695f378 [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/core/src/panicking.rs:56:5 [INFO] [stderr] 17: 0x5654c0aff706 - core::option::expect_failed::ha062b96eb3648607 [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/core/src/option.rs:1874:5 [INFO] [stderr] 18: 0x5654c0b01d22 - core::option::Option::expect::hb1e40856dff7af84 [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/core/src/option.rs:738:21 [INFO] [stderr] 19: 0x5654c0b061d4 - build_script_build::main::hece43f3b107d181e [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libc-0.2.127/build.rs:9:41 [INFO] [stderr] 20: 0x5654c0b09cbb - core::ops::function::FnOnce::call_once::h0532acedef6f9885 [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/core/src/ops/function.rs:248:5 [INFO] [stderr] 21: 0x5654c0b09a3e - std::sys_common::backtrace::__rust_begin_short_backtrace::hf14f6f4858265639 [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/std/src/sys_common/backtrace.rs:122:18 [INFO] [stderr] 22: 0x5654c0b07a11 - std::rt::lang_start::{{closure}}::h7bc8d4ff2775a517 [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/std/src/rt.rs:145:18 [INFO] [stderr] 23: 0x5654c0b20b9a - core::ops::function::impls:: for &F>::call_once::h1ffc3abeed926b26 [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/core/src/ops/function.rs:280:13 [INFO] [stderr] 24: 0x5654c0b20b9a - std::panicking::try::do_call::h2fb1319efc216b53 [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/std/src/panicking.rs:492:40 [INFO] [stderr] 25: 0x5654c0b20b9a - std::panicking::try::h70db15d86e2f07ec [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/std/src/panicking.rs:456:19 [INFO] [stderr] 26: 0x5654c0b20b9a - std::panic::catch_unwind::h8f69a8f26090f7b3 [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/std/src/panic.rs:137:14 [INFO] [stderr] 27: 0x5654c0b20b9a - std::rt::lang_start_internal::{{closure}}::hb192f92799be4ee5 [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/std/src/rt.rs:128:48 [INFO] [stderr] 28: 0x5654c0b20b9a - std::panicking::try::do_call::h246a56c82fd0b6e2 [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/std/src/panicking.rs:492:40 [INFO] [stderr] 29: 0x5654c0b20b9a - std::panicking::try::h4af37103698f1fa0 [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/std/src/panicking.rs:456:19 [INFO] [stderr] 30: 0x5654c0b20b9a - std::panic::catch_unwind::h66e0d882d36197f7 [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/std/src/panic.rs:137:14 [INFO] [stderr] 31: 0x5654c0b20b9a - std::rt::lang_start_internal::hb3da2290b8a9ca43 [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/std/src/rt.rs:128:20 [INFO] [stderr] 32: 0x5654c0b079e0 - std::rt::lang_start::h86dfee0c2fd691c0 [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/std/src/rt.rs:144:17 [INFO] [stderr] 33: 0x5654c0b079ac - main [INFO] [stderr] 34: 0x7f0b1534b083 - __libc_start_main [INFO] [stderr] 35: 0x5654c0affa8e - _start [INFO] [stderr] 36: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "66560998ed97523c6c570935b641014ea37155b8e717ca30a2a2661be2634c6c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "66560998ed97523c6c570935b641014ea37155b8e717ca30a2a2661be2634c6c", kill_on_drop: false }` [INFO] [stdout] 66560998ed97523c6c570935b641014ea37155b8e717ca30a2a2661be2634c6c