[INFO] cloning repository https://github.com/rust-lang/libc [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rust-lang/libc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang%2Flibc", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang%2Flibc'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 99756b1a974d293a3c61d13f5cf4affe6d0998fc [INFO] documenting rust-lang/libc against beta-2022-05-20 for beta-1.62-rustdoc-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang%2Flibc" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rust-lang/libc on toolchain beta-2022-05-20 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/rust-lang/libc [INFO] finished tweaking git repo https://github.com/rust-lang/libc [INFO] tweaked toml for git repo https://github.com/rust-lang/libc written to /workspace/builds/worker-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0c9eb41daa6c59a3f8a5812eb7c575ed5598110345402f9a88feeba512cc2001 [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" "0c9eb41daa6c59a3f8a5812eb7c575ed5598110345402f9a88feeba512cc2001", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0c9eb41daa6c59a3f8a5812eb7c575ed5598110345402f9a88feeba512cc2001", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0c9eb41daa6c59a3f8a5812eb7c575ed5598110345402f9a88feeba512cc2001", kill_on_drop: false }` [INFO] [stdout] 0c9eb41daa6c59a3f8a5812eb7c575ed5598110345402f9a88feeba512cc2001 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--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] bb18fd9e9923b2704dcecf740f2fa0df9e706fda9cd1ce33d9426c078ec4997c [INFO] running `Command { std: "docker" "start" "-a" "bb18fd9e9923b2704dcecf740f2fa0df9e706fda9cd1ce33d9426c078ec4997c", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.126 (/opt/rustwide/workdir) [INFO] [stderr] Documenting libc v0.2.126 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.93s [INFO] running `Command { std: "docker" "inspect" "bb18fd9e9923b2704dcecf740f2fa0df9e706fda9cd1ce33d9426c078ec4997c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bb18fd9e9923b2704dcecf740f2fa0df9e706fda9cd1ce33d9426c078ec4997c", kill_on_drop: false }` [INFO] [stdout] bb18fd9e9923b2704dcecf740f2fa0df9e706fda9cd1ce33d9426c078ec4997c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-e" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--features" "const-extern-fn extra_traits" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }` [INFO] [stdout] 6a153a2f8556fe85a64b6c27b1f1cc790615597c82f65dbfbe26efd8a241d32e [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" "6a153a2f8556fe85a64b6c27b1f1cc790615597c82f65dbfbe26efd8a241d32e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.126 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `libc v0.2.126 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/libc-9f0aa4228508c963/build-script-build` (exit status: 101) [INFO] [stderr] --- stdout [INFO] [stderr] cargo:rerun-if-changed=build.rs [INFO] [stderr] cargo:rustc-cfg=freebsd11 [INFO] [stderr] cargo:rustc-cfg=libc_priv_mod_use [INFO] [stderr] cargo:rustc-cfg=libc_union [INFO] [stderr] cargo:rustc-cfg=libc_const_size_of [INFO] [stderr] cargo:rustc-cfg=libc_align [INFO] [stderr] cargo:rustc-cfg=libc_int128 [INFO] [stderr] cargo:rustc-cfg=libc_core_cvoid [INFO] [stderr] cargo:rustc-cfg=libc_packedN [INFO] [stderr] cargo:rustc-cfg=libc_cfg_target_vendor [INFO] [stderr] cargo:rustc-cfg=libc_non_exhaustive [INFO] [stderr] cargo:rustc-cfg=libc_ptr_addr_of [INFO] [stderr] cargo:rustc-cfg=libc_underscore_const_names [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'const-extern-fn requires a nightly compiler >= 1.40', build.rs:102:13 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x555ebe109c8d - std::backtrace_rs::backtrace::libunwind::trace::ha8406fd4a233ad1f [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stderr] 1: 0x555ebe109c8d - std::backtrace_rs::backtrace::trace_unsynchronized::h95f26ca4bd23bd0f [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x555ebe109c8d - std::sys_common::backtrace::_print_fmt::h9955f0b025c061cd [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/sys_common/backtrace.rs:66:5 [INFO] [stderr] 3: 0x555ebe109c8d - ::fmt::h1025ecd2bac85833 [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/sys_common/backtrace.rs:45:22 [INFO] [stderr] 4: 0x555ebe12756c - core::fmt::write::hd5fa34bae8a7f0ea [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/core/src/fmt/mod.rs:1196:17 [INFO] [stderr] 5: 0x555ebe1071c1 - std::io::Write::write_fmt::h203cec764662c27d [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/io/mod.rs:1654:15 [INFO] [stderr] 6: 0x555ebe10b355 - std::sys_common::backtrace::_print::h330c8fadbab13d8b [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/sys_common/backtrace.rs:48:5 [INFO] [stderr] 7: 0x555ebe10b355 - std::sys_common::backtrace::print::h38d4cf1c3e16e656 [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/sys_common/backtrace.rs:35:9 [INFO] [stderr] 8: 0x555ebe10b355 - std::panicking::default_hook::{{closure}}::h56cdf194ec124abb [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:295:22 [INFO] [stderr] 9: 0x555ebe10afc9 - std::panicking::default_hook::h9929fdc60733f795 [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:314:9 [INFO] [stderr] 10: 0x555ebe10b928 - std::panicking::rust_panic_with_hook::h490228be5a55104d [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:698:17 [INFO] [stderr] 11: 0x555ebe0e47c4 - std::panicking::begin_panic::{{closure}}::h585f715f705d0760 [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:617:9 [INFO] [stderr] 12: 0x555ebe0e4428 - std::sys_common::backtrace::__rust_end_short_backtrace::h4fb5191f2027a106 [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/sys_common/backtrace.rs:138:18 [INFO] [stderr] 13: 0x555ebe0e4714 - std::panicking::begin_panic::h860abc0b49915db5 [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:616:12 [INFO] [stderr] 14: 0x555ebe0e9615 - build_script_build::main::h428d4aa26c280c63 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:102:13 [INFO] [stderr] 15: 0x555ebe0edfcb - core::ops::function::FnOnce::call_once::he55dacba701ab982 [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/core/src/ops/function.rs:248:5 [INFO] [stderr] 16: 0x555ebe0e446e - std::sys_common::backtrace::__rust_begin_short_backtrace::h9124e5608d9b5ddd [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/sys_common/backtrace.rs:122:18 [INFO] [stderr] 17: 0x555ebe0ea681 - std::rt::lang_start::{{closure}}::h72e458852016d660 [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/rt.rs:145:18 [INFO] [stderr] 18: 0x555ebe1041ee - core::ops::function::impls:: for &F>::call_once::h9c80b603d656db3f [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/core/src/ops/function.rs:280:13 [INFO] [stderr] 19: 0x555ebe1041ee - std::panicking::try::do_call::h86b1dd6fd2903147 [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:492:40 [INFO] [stderr] 20: 0x555ebe1041ee - std::panicking::try::h06cba322e163361a [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:456:19 [INFO] [stderr] 21: 0x555ebe1041ee - std::panic::catch_unwind::h77fc4ef3c419c34e [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panic.rs:137:14 [INFO] [stderr] 22: 0x555ebe1041ee - std::rt::lang_start_internal::{{closure}}::h6786ee70f1cf45dc [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/rt.rs:128:48 [INFO] [stderr] 23: 0x555ebe1041ee - std::panicking::try::do_call::h682a3324f06cc1bc [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:492:40 [INFO] [stderr] 24: 0x555ebe1041ee - std::panicking::try::h09ce465b693a7cf9 [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:456:19 [INFO] [stderr] 25: 0x555ebe1041ee - std::panic::catch_unwind::h5eb4cb244476317c [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panic.rs:137:14 [INFO] [stderr] 26: 0x555ebe1041ee - std::rt::lang_start_internal::hba2d4a4771a618dc [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/rt.rs:128:20 [INFO] [stderr] 27: 0x555ebe0ea650 - std::rt::lang_start::he71b5160f05d657e [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/rt.rs:144:17 [INFO] [stderr] 28: 0x555ebe0ea3dc - main [INFO] [stderr] 29: 0x7f7245f790b3 - __libc_start_main [INFO] [stderr] 30: 0x555ebe0e29fe - _start [INFO] [stderr] 31: 0x0 - [INFO] running `Command { std: "docker" "inspect" "6a153a2f8556fe85a64b6c27b1f1cc790615597c82f65dbfbe26efd8a241d32e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6a153a2f8556fe85a64b6c27b1f1cc790615597c82f65dbfbe26efd8a241d32e", kill_on_drop: false }` [INFO] [stdout] 6a153a2f8556fe85a64b6c27b1f1cc790615597c82f65dbfbe26efd8a241d32e