[INFO] fetching crate pwner 0.1.7... [INFO] crate pwner 0.1.7 is already in cache [INFO] crate pwner 0.1.7 is already in cache [INFO] crate pwner 0.1.7 is already in cache [INFO] crate pwner 0.1.7 is already in cache [INFO] crate pwner 0.1.7 is already in cache [INFO] crate pwner 0.1.7 is already in cache [INFO] crate pwner 0.1.7 is already in cache [INFO] crate pwner 0.1.7 is already in cache [INFO] crate pwner 0.1.7 is already in cache [INFO] crate pwner 0.1.7 is already in cache [INFO] crate pwner 0.1.7 is already in cache [INFO] crate pwner 0.1.7 is already in cache [INFO] crate pwner 0.1.7 is already in cache [INFO] crate pwner 0.1.7 is already in cache [INFO] checking pwner-0.1.7 against try#a8425075041d4b9af9bf32e2a267dfb9db2cfffb for pr-100043 [INFO] extracting crate pwner 0.1.7 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate pwner 0.1.7 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 pwner 0.1.7 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate pwner 0.1.7 [INFO] tweaked toml for crates.io crate pwner 0.1.7 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate crates.io crate pwner 0.1.7 already has a lockfile, it will not be regenerated [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] 54842f652bf10ea0e48d34f062721206c5b57e2df7e3302c76c177d30e1f837f [INFO] running `Command { std: "docker" "start" "-a" "54842f652bf10ea0e48d34f062721206c5b57e2df7e3302c76c177d30e1f837f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "54842f652bf10ea0e48d34f062721206c5b57e2df7e3302c76c177d30e1f837f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "54842f652bf10ea0e48d34f062721206c5b57e2df7e3302c76c177d30e1f837f", kill_on_drop: false }` [INFO] [stdout] 54842f652bf10ea0e48d34f062721206c5b57e2df7e3302c76c177d30e1f837f [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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] b7807c72c875d421a42749b2a5c3444327f1ddcd2968381be8e986cb2893dd92 [INFO] running `Command { std: "docker" "start" "-a" "b7807c72c875d421a42749b2a5c3444327f1ddcd2968381be8e986cb2893dd92", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling proc-macro2 v1.0.30 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling syn v1.0.80 [INFO] [stderr] Compiling libc v0.2.104 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling crossbeam-queue v0.3.2 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking pin-project-lite v0.2.7 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling tokio v1.12.0 [INFO] [stderr] error: failed to run custom build command for `libc v0.2.104` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/libc-66d0411f28548616/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-0.2.104/build.rs:9:63 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x563747617fb0 - 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: 0x563747617fb0 - 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: 0x563747617fb0 - std::sys_common::backtrace::_print_fmt::h0dbd4e052f947629 [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/std/src/sys_common/backtrace.rs:66:5 [INFO] [stderr] 3: 0x563747617fb0 - ::fmt::h468a4a49597af04f [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/std/src/sys_common/backtrace.rs:45:22 [INFO] [stderr] 4: 0x563747635dfc - core::fmt::write::hd6174485c5d70490 [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/core/src/fmt/mod.rs:1198:17 [INFO] [stderr] 5: 0x563747615585 - std::io::Write::write_fmt::hfa2642bd26abdcc7 [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/std/src/io/mod.rs:1672:15 [INFO] [stderr] 6: 0x563747619701 - std::sys_common::backtrace::_print::he12f19f5d0e9a2d0 [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/std/src/sys_common/backtrace.rs:48:5 [INFO] [stderr] 7: 0x563747619701 - std::sys_common::backtrace::print::h7e8c1d2e6df351bc [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/std/src/sys_common/backtrace.rs:35:9 [INFO] [stderr] 8: 0x563747619701 - std::panicking::default_hook::{{closure}}::habef345672f7761c [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/std/src/panicking.rs:295:22 [INFO] [stderr] 9: 0x5637476193d3 - std::panicking::default_hook::h316e121d871daf5e [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/std/src/panicking.rs:314:9 [INFO] [stderr] 10: 0x563747619da3 - std::panicking::rust_panic_with_hook::hfbbf2b2aae341839 [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/std/src/panicking.rs:698:17 [INFO] [stderr] 11: 0x563747619c97 - std::panicking::begin_panic_handler::{{closure}}::h7a2d58b5d495710b [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/std/src/panicking.rs:588:13 [INFO] [stderr] 12: 0x5637476184d4 - 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: 0x5637476199c2 - rust_begin_unwind [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/std/src/panicking.rs:584:5 [INFO] [stderr] 14: 0x5637475f1893 - core::panicking::panic_fmt::h4e22c2dace07910f [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/core/src/panicking.rs:142:14 [INFO] [stderr] 15: 0x563747634fe1 - core::panicking::panic_display::hda6fbfca410e3eef [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/core/src/panicking.rs:72:5 [INFO] [stderr] 16: 0x563747634f8b - core::panicking::panic_str::hcae8a19db695f378 [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/core/src/panicking.rs:56:5 [INFO] [stderr] 17: 0x5637475f1706 - core::option::expect_failed::ha062b96eb3648607 [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/core/src/option.rs:1874:5 [INFO] [stderr] 18: 0x5637475f3d22 - core::option::Option::expect::h5cfb8cbf78f3eaf6 [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/core/src/option.rs:738:21 [INFO] [stderr] 19: 0x5637475fa204 - build_script_build::main::h6654b5605caa2d68 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libc-0.2.104/build.rs:9:41 [INFO] [stderr] 20: 0x5637475fba0b - core::ops::function::FnOnce::call_once::h12d0bf0be8ca8555 [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/core/src/ops/function.rs:248:5 [INFO] [stderr] 21: 0x5637475fb73e - std::sys_common::backtrace::__rust_begin_short_backtrace::hdd245817d02ff2c1 [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/std/src/sys_common/backtrace.rs:122:18 [INFO] [stderr] 22: 0x5637475f81d1 - std::rt::lang_start::{{closure}}::hd181b8b105a109f9 [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/std/src/rt.rs:145:18 [INFO] [stderr] 23: 0x56374761289a - 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: 0x56374761289a - std::panicking::try::do_call::h2fb1319efc216b53 [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/std/src/panicking.rs:492:40 [INFO] [stderr] 25: 0x56374761289a - std::panicking::try::h70db15d86e2f07ec [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/std/src/panicking.rs:456:19 [INFO] [stderr] 26: 0x56374761289a - std::panic::catch_unwind::h8f69a8f26090f7b3 [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/std/src/panic.rs:137:14 [INFO] [stderr] 27: 0x56374761289a - std::rt::lang_start_internal::{{closure}}::hb192f92799be4ee5 [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/std/src/rt.rs:128:48 [INFO] [stderr] 28: 0x56374761289a - std::panicking::try::do_call::h246a56c82fd0b6e2 [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/std/src/panicking.rs:492:40 [INFO] [stderr] 29: 0x56374761289a - std::panicking::try::h4af37103698f1fa0 [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/std/src/panicking.rs:456:19 [INFO] [stderr] 30: 0x56374761289a - std::panic::catch_unwind::h66e0d882d36197f7 [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/std/src/panic.rs:137:14 [INFO] [stderr] 31: 0x56374761289a - std::rt::lang_start_internal::hb3da2290b8a9ca43 [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/std/src/rt.rs:128:20 [INFO] [stderr] 32: 0x5637475f81a0 - std::rt::lang_start::h1a5a57b79a4b5537 [INFO] [stderr] at /rustc/a8425075041d4b9af9bf32e2a267dfb9db2cfffb/library/std/src/rt.rs:144:17 [INFO] [stderr] 33: 0x5637475fb6dc - main [INFO] [stderr] 34: 0x7f008b295083 - __libc_start_main [INFO] [stderr] 35: 0x5637475f1a8e - _start [INFO] [stderr] 36: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "b7807c72c875d421a42749b2a5c3444327f1ddcd2968381be8e986cb2893dd92", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b7807c72c875d421a42749b2a5c3444327f1ddcd2968381be8e986cb2893dd92", kill_on_drop: false }` [INFO] [stdout] b7807c72c875d421a42749b2a5c3444327f1ddcd2968381be8e986cb2893dd92