[INFO] cloning repository https://github.com/scratchyone/todo_backend [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/scratchyone/todo_backend" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscratchyone%2Ftodo_backend", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscratchyone%2Ftodo_backend'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 90de3d13732bff91d8d82a71ffe0dedc4daa4c24 [INFO] documenting scratchyone/todo_backend against 1.46.0 for beta-1.47-rustdoc-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscratchyone%2Ftodo_backend" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/scratchyone/todo_backend on toolchain 1.46.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/scratchyone/todo_backend [INFO] finished tweaking git repo https://github.com/scratchyone/todo_backend [INFO] tweaked toml for git repo https://github.com/scratchyone/todo_backend written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/scratchyone/todo_backend already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0ffbf9e33b2a85eb780cc6efde4c8e028834ecb38ba6700ced1b53a72707f57a [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" "0ffbf9e33b2a85eb780cc6efde4c8e028834ecb38ba6700ced1b53a72707f57a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0ffbf9e33b2a85eb780cc6efde4c8e028834ecb38ba6700ced1b53a72707f57a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0ffbf9e33b2a85eb780cc6efde4c8e028834ecb38ba6700ced1b53a72707f57a", kill_on_drop: false }` [INFO] [stdout] 0ffbf9e33b2a85eb780cc6efde4c8e028834ecb38ba6700ced1b53a72707f57a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5c8aa6220a4a14118ed3252d42f77aadb0b6055bda1ee72bf1f8987ba92a14da [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" "5c8aa6220a4a14118ed3252d42f77aadb0b6055bda1ee72bf1f8987ba92a14da", kill_on_drop: false }` [INFO] [stderr] Compiling subtle v2.2.3 [INFO] [stderr] Compiling opaque-debug v0.2.3 [INFO] [stderr] Compiling byte-tools v0.3.1 [INFO] [stderr] Compiling tinyvec v0.3.3 [INFO] [stderr] Compiling cc v1.0.55 [INFO] [stderr] Compiling subtle v1.0.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.8 [INFO] [stderr] Compiling zeroize v1.1.0 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling percent-encoding v2.1.0 [INFO] [stderr] Compiling base64 v0.12.3 [INFO] [stderr] Compiling smallvec v1.4.0 [INFO] [stderr] Compiling openssl v0.10.29 [INFO] [stderr] Checking siphasher v0.3.3 [INFO] [stderr] Checking md5 v0.7.0 [INFO] [stderr] Checking fallible-iterator v0.2.0 [INFO] [stderr] Checking parking v1.0.3 [INFO] [stderr] Checking constant_time_eq v0.1.5 [INFO] [stderr] Checking arrayref v0.3.6 [INFO] [stderr] Compiling pear_codegen v0.1.4 [INFO] [stderr] Compiling rocket_codegen v0.4.5 [INFO] [stderr] Compiling rocket v0.4.5 [INFO] [stderr] Compiling block-padding v0.1.5 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking stringprep v0.1.2 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Checking inotify-sys v0.1.3 [INFO] [stderr] Checking filetime v0.2.10 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Compiling indexmap v1.4.0 [INFO] [stderr] Compiling time v0.1.43 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Checking blake2b_simd v0.5.10 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking phf_shared v0.8.0 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Compiling unicode-normalization v0.1.13 [INFO] [stderr] Checking inotify v0.7.1 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Checking mime v0.2.6 [INFO] [stderr] error: failed to run custom build command for `pear_codegen v0.1.4` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/pear_codegen-bc69bad7a0c3357d/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] Error: Pear requires a 'dev' or 'nightly' version of rustc. [INFO] [stderr] Installed version: 1.46.0 (2020-08-24) [INFO] [stderr] Minimum required: 1.31.0-nightly (2018-10-05) [INFO] [stderr] thread 'main' panicked at 'Aborting compilation due to incompatible compiler.', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.1.4/build.rs:24:13 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55dd9775e665 - backtrace::backtrace::libunwind::trace::h14d338b30b3ea0a7 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x55dd9775e665 - backtrace::backtrace::trace_unsynchronized::h73ea91d74a3fd67f [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55dd9775e665 - std::sys_common::backtrace::_print_fmt::hd42948c952866e12 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x55dd9775e665 - ::fmt::ha8f928866ff7571e [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x55dd977803bc - core::fmt::write::he0c1e5f7426d2718 [INFO] [stderr] at src/libcore/fmt/mod.rs:1076 [INFO] [stderr] 5: 0x55dd9775bce2 - std::io::Write::write_fmt::hf3afc6cfd57d0033 [INFO] [stderr] at src/libstd/io/mod.rs:1537 [INFO] [stderr] 6: 0x55dd97760aa0 - std::sys_common::backtrace::_print::hfc0110703f3696fd [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x55dd97760aa0 - std::sys_common::backtrace::print::h3f77c6990ddfaa22 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x55dd97760aa0 - std::panicking::default_hook::{{closure}}::heae49580a8d62d75 [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x55dd977607ec - std::panicking::default_hook::hecc34e3f729e213c [INFO] [stderr] at src/libstd/panicking.rs:217 [INFO] [stderr] 10: 0x55dd977610e3 - std::panicking::rust_panic_with_hook::he82f5d0644692441 [INFO] [stderr] at src/libstd/panicking.rs:526 [INFO] [stderr] 11: 0x55dd9773ae15 - std::panicking::begin_panic::hc70e4171301eaefb [INFO] [stderr] at /rustc/04488afe34512aa4c33566eb16d8c912a3ae04f9/src/libstd/panicking.rs:456 [INFO] [stderr] 12: 0x55dd97736995 - build_script_build::main::h4705302db081dfc4 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.1.4/build.rs:24 [INFO] [stderr] 13: 0x55dd9773851b - std::rt::lang_start::{{closure}}::ha1057906b5bf4539 [INFO] [stderr] at /rustc/04488afe34512aa4c33566eb16d8c912a3ae04f9/src/libstd/rt.rs:67 [INFO] [stderr] 14: 0x55dd977614b3 - std::rt::lang_start_internal::{{closure}}::h5d3ea623498f5f43 [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 15: 0x55dd977614b3 - std::panicking::try::do_call::hac65e71be769a440 [INFO] [stderr] at src/libstd/panicking.rs:348 [INFO] [stderr] 16: 0x55dd977614b3 - std::panicking::try::hd4706e264bcf6712 [INFO] [stderr] at src/libstd/panicking.rs:325 [INFO] [stderr] 17: 0x55dd977614b3 - std::panic::catch_unwind::h948a0fb4a8b3ee82 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 18: 0x55dd977614b3 - std::rt::lang_start_internal::h72cc068ed2d0ac53 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 19: 0x55dd977384f7 - std::rt::lang_start::h5b81fc4565fb5fd6 [INFO] [stderr] at /rustc/04488afe34512aa4c33566eb16d8c912a3ae04f9/src/libstd/rt.rs:67 [INFO] [stderr] 20: 0x55dd9773719a - main [INFO] [stderr] 21: 0x7f4c924be0b3 - __libc_start_main [INFO] [stderr] 22: 0x55dd9773617e - _start [INFO] [stderr] 23: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "5c8aa6220a4a14118ed3252d42f77aadb0b6055bda1ee72bf1f8987ba92a14da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5c8aa6220a4a14118ed3252d42f77aadb0b6055bda1ee72bf1f8987ba92a14da", kill_on_drop: false }` [INFO] [stdout] 5c8aa6220a4a14118ed3252d42f77aadb0b6055bda1ee72bf1f8987ba92a14da