[INFO] updating cached repository https://github.com/ProgrammingRust/mandelbrot [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] updating cached repository https://github.com/ProgrammingRust/mandelbrot [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] updating cached repository https://github.com/ProgrammingRust/mandelbrot [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] updating cached repository https://github.com/ProgrammingRust/mandelbrot [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] updating cached repository https://github.com/ProgrammingRust/mandelbrot [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] updating cached repository https://github.com/ProgrammingRust/mandelbrot [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] updating cached repository https://github.com/ProgrammingRust/mandelbrot [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] updating cached repository https://github.com/ProgrammingRust/mandelbrot [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] updating cached repository https://github.com/ProgrammingRust/mandelbrot [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] updating cached repository https://github.com/ProgrammingRust/mandelbrot [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] updating cached repository https://github.com/ProgrammingRust/mandelbrot [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] updating cached repository https://github.com/ProgrammingRust/mandelbrot [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] updating cached repository https://github.com/ProgrammingRust/mandelbrot [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] updating cached repository https://github.com/ProgrammingRust/mandelbrot [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] updating cached repository https://github.com/ProgrammingRust/mandelbrot [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2ba847967eebf95800716fe7c03d780b5130a8f8 [INFO] checking ProgrammingRust/mandelbrot against try#7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e for pr-99880 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FProgrammingRust%2Fmandelbrot" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ProgrammingRust/mandelbrot 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 git repo https://github.com/ProgrammingRust/mandelbrot [INFO] finished tweaking git repo https://github.com/ProgrammingRust/mandelbrot [INFO] tweaked toml for git repo https://github.com/ProgrammingRust/mandelbrot written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/ProgrammingRust/mandelbrot 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] 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] 4b42a5690190f2384101e42bcac830d59cfc7cbb1b622c5ff9b1dfde003391b6 [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" "4b42a5690190f2384101e42bcac830d59cfc7cbb1b622c5ff9b1dfde003391b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4b42a5690190f2384101e42bcac830d59cfc7cbb1b622c5ff9b1dfde003391b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4b42a5690190f2384101e42bcac830d59cfc7cbb1b622c5ff9b1dfde003391b6", kill_on_drop: false }` [INFO] [stdout] 4b42a5690190f2384101e42bcac830d59cfc7cbb1b622c5ff9b1dfde003391b6 [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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] cd0d0ed9b0ab23032ddf9c3f86249d4654bed308046165be965064ac28532995 [INFO] running `Command { std: "docker" "start" "-a" "cd0d0ed9b0ab23032ddf9c3f86249d4654bed308046165be965064ac28532995", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Compiling arrayvec v0.4.11 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling rayon-core v1.6.0 [INFO] [stderr] Checking either v1.5.2 [INFO] [stderr] Checking adler32 v1.0.3 [INFO] [stderr] Checking lzw v0.10.0 [INFO] [stderr] Checking color_quant v1.0.1 [INFO] [stderr] Checking inflate v0.2.0 [INFO] [stderr] Checking bitflags v0.7.0 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking gif v0.9.2 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling num-bigint v0.4.0 [INFO] [stderr] Compiling num-rational v0.4.0 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] error: failed to run custom build command for `libc v0.2.62` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/libc-7b03a972ccd94f57/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-0.2.62/build.rs:7:31 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55a109500740 - 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: 0x55a109500740 - 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: 0x55a109500740 - std::sys_common::backtrace::_print_fmt::hc5a28f8aac102f0f [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/std/src/sys_common/backtrace.rs:66:5 [INFO] [stderr] 3: 0x55a109500740 - ::fmt::h8ce04244e72f3145 [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/std/src/sys_common/backtrace.rs:45:22 [INFO] [stderr] 4: 0x55a10951e58c - core::fmt::write::hed5f584c56e23105 [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/core/src/fmt/mod.rs:1198:17 [INFO] [stderr] 5: 0x55a1094fdd15 - std::io::Write::write_fmt::h83787e195c5caffe [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/std/src/io/mod.rs:1672:15 [INFO] [stderr] 6: 0x55a109501e91 - std::sys_common::backtrace::_print::hdf547503fbfc4c66 [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/std/src/sys_common/backtrace.rs:48:5 [INFO] [stderr] 7: 0x55a109501e91 - std::sys_common::backtrace::print::he437102e8a30310a [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/std/src/sys_common/backtrace.rs:35:9 [INFO] [stderr] 8: 0x55a109501e91 - std::panicking::default_hook::{{closure}}::h32f1cc65f1b1c901 [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/std/src/panicking.rs:295:22 [INFO] [stderr] 9: 0x55a109501b63 - std::panicking::default_hook::h915c8b207b44d1f2 [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/std/src/panicking.rs:314:9 [INFO] [stderr] 10: 0x55a109502533 - std::panicking::rust_panic_with_hook::hbbbe8d7e1cb4e82e [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/std/src/panicking.rs:698:17 [INFO] [stderr] 11: 0x55a109502427 - std::panicking::begin_panic_handler::{{closure}}::hbf929e570764bc16 [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/std/src/panicking.rs:588:13 [INFO] [stderr] 12: 0x55a109500c64 - 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: 0x55a109502152 - rust_begin_unwind [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/std/src/panicking.rs:584:5 [INFO] [stderr] 14: 0x55a1094db893 - core::panicking::panic_fmt::hb0714206ebbf8ba2 [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/core/src/panicking.rs:142:14 [INFO] [stderr] 15: 0x55a10951d771 - core::panicking::panic_display::hc6a65a029a1616f1 [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/core/src/panicking.rs:72:5 [INFO] [stderr] 16: 0x55a10951d71b - core::panicking::panic_str::hedd8b1aa9fb19198 [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/core/src/panicking.rs:56:5 [INFO] [stderr] 17: 0x55a1094db706 - core::option::expect_failed::hccc420325731c76f [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/core/src/option.rs:1874:5 [INFO] [stderr] 18: 0x55a1094e084a - core::option::Option::expect::hf498539744eeb193 [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/core/src/option.rs:738:21 [INFO] [stderr] 19: 0x55a1094de5c4 - build_script_build::main::hc0ededcb89d2de7e [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libc-0.2.62/build.rs:7:9 [INFO] [stderr] 20: 0x55a1094e30ab - core::ops::function::FnOnce::call_once::h90468deccedf2834 [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/core/src/ops/function.rs:248:5 [INFO] [stderr] 21: 0x55a1094e1bbe - std::sys_common::backtrace::__rust_begin_short_backtrace::h6e543009265b2f7a [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/std/src/sys_common/backtrace.rs:122:18 [INFO] [stderr] 22: 0x55a1094e1c31 - std::rt::lang_start::{{closure}}::h5b095a5bdfb3a448 [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/std/src/rt.rs:145:18 [INFO] [stderr] 23: 0x55a1094fb02a - 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: 0x55a1094fb02a - std::panicking::try::do_call::h86728a2711222fd9 [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/std/src/panicking.rs:492:40 [INFO] [stderr] 25: 0x55a1094fb02a - std::panicking::try::h8b1457b95e546711 [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/std/src/panicking.rs:456:19 [INFO] [stderr] 26: 0x55a1094fb02a - std::panic::catch_unwind::h2ac4e8d8793abc9a [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/std/src/panic.rs:137:14 [INFO] [stderr] 27: 0x55a1094fb02a - std::rt::lang_start_internal::{{closure}}::hcb2254011a8e369c [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/std/src/rt.rs:128:48 [INFO] [stderr] 28: 0x55a1094fb02a - std::panicking::try::do_call::h828c6074437c82ea [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/std/src/panicking.rs:492:40 [INFO] [stderr] 29: 0x55a1094fb02a - std::panicking::try::h423f906481771172 [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/std/src/panicking.rs:456:19 [INFO] [stderr] 30: 0x55a1094fb02a - std::panic::catch_unwind::h1b4f03e479077ed0 [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/std/src/panic.rs:137:14 [INFO] [stderr] 31: 0x55a1094fb02a - std::rt::lang_start_internal::hbb28bc22991b184e [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/std/src/rt.rs:128:20 [INFO] [stderr] 32: 0x55a1094e1c00 - std::rt::lang_start::h57c009667c313cbc [INFO] [stderr] at /rustc/7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e/library/std/src/rt.rs:144:17 [INFO] [stderr] 33: 0x55a1094df64c - main [INFO] [stderr] 34: 0x7fda89011083 - __libc_start_main [INFO] [stderr] 35: 0x55a1094dba8e - _start [INFO] [stderr] 36: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "cd0d0ed9b0ab23032ddf9c3f86249d4654bed308046165be965064ac28532995", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cd0d0ed9b0ab23032ddf9c3f86249d4654bed308046165be965064ac28532995", kill_on_drop: false }` [INFO] [stdout] cd0d0ed9b0ab23032ddf9c3f86249d4654bed308046165be965064ac28532995