[INFO] cloning repository https://github.com/gavrie/trial_division [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gavrie/trial_division" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgavrie%2Ftrial_division", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgavrie%2Ftrial_division'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] aae10577dfdee5565a84dbd4a8f7ca241baaeb00 [INFO] documenting gavrie/trial_division 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%2Fgavrie%2Ftrial_division" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/gavrie/trial_division 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/gavrie/trial_division [INFO] finished tweaking git repo https://github.com/gavrie/trial_division [INFO] tweaked toml for git repo https://github.com/gavrie/trial_division written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/gavrie/trial_division 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] warning: unused manifest key: target.x86_64-apple-darwin.rustflags [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] fa904726c153ce1a8847f278606c1d006a4db635ebc6b0758f2e72bc1414c863 [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" "fa904726c153ce1a8847f278606c1d006a4db635ebc6b0758f2e72bc1414c863", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fa904726c153ce1a8847f278606c1d006a4db635ebc6b0758f2e72bc1414c863", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fa904726c153ce1a8847f278606c1d006a4db635ebc6b0758f2e72bc1414c863", kill_on_drop: false }` [INFO] [stdout] fa904726c153ce1a8847f278606c1d006a4db635ebc6b0758f2e72bc1414c863 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] ebbbc2ba217c4b0e63c1cbcabbd5099727f94d9e78f585baf3ec2ca1b5462ae2 [INFO] running `Command { std: "docker" "start" "-a" "ebbbc2ba217c4b0e63c1cbcabbd5099727f94d9e78f585baf3ec2ca1b5462ae2", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: target.x86_64-apple-darwin.rustflags [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling syn v0.15.39 [INFO] [stderr] Compiling proc-macro-hack-impl v0.4.2 [INFO] [stderr] Compiling regex v1.1.9 [INFO] [stderr] Compiling ucd-util v0.1.3 [INFO] [stderr] Compiling utf8-ranges v1.0.3 [INFO] [stderr] Checking spin v0.5.0 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Checking num-traits v0.2.8 [INFO] [stderr] Compiling regex-syntax v0.6.8 [INFO] [stderr] Compiling aho-corasick v0.7.4 [INFO] [stderr] Compiling proc-macro-hack v0.4.2 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling mashup-impl v0.1.9 [INFO] [stderr] Checking mashup v0.1.9 [INFO] [stderr] Compiling pyo3 v0.7.0 [INFO] [stderr] error: failed to run custom build command for `pyo3 v0.7.0` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/pyo3-f49b3c2957776b70/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] Error: pyo3 requires a nightly or dev version of Rust. [INFO] [stderr] Installed version is: 1.46.0 (2020-08-24). Minimum required: 1.34.0-nightly (2019-02-06). [INFO] [stderr] thread 'main' panicked at 'Aborting compilation due to incompatible compiler.', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pyo3-0.7.0/build.rs:633:17 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5606f382b3a5 - 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: 0x5606f382b3a5 - 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: 0x5606f382b3a5 - std::sys_common::backtrace::_print_fmt::hd42948c952866e12 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x5606f382b3a5 - ::fmt::ha8f928866ff7571e [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x5606f384dffc - core::fmt::write::he0c1e5f7426d2718 [INFO] [stderr] at src/libcore/fmt/mod.rs:1076 [INFO] [stderr] 5: 0x5606f3828792 - std::io::Write::write_fmt::hf3afc6cfd57d0033 [INFO] [stderr] at src/libstd/io/mod.rs:1537 [INFO] [stderr] 6: 0x5606f382d860 - std::sys_common::backtrace::_print::hfc0110703f3696fd [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x5606f382d860 - std::sys_common::backtrace::print::h3f77c6990ddfaa22 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x5606f382d860 - std::panicking::default_hook::{{closure}}::heae49580a8d62d75 [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x5606f382d5ac - std::panicking::default_hook::hecc34e3f729e213c [INFO] [stderr] at src/libstd/panicking.rs:217 [INFO] [stderr] 10: 0x5606f382dea3 - std::panicking::rust_panic_with_hook::he82f5d0644692441 [INFO] [stderr] at src/libstd/panicking.rs:526 [INFO] [stderr] 11: 0x5606f3814e19 - std::panicking::begin_panic::h15c1c47510208047 [INFO] [stderr] at /rustc/04488afe34512aa4c33566eb16d8c912a3ae04f9/src/libstd/panicking.rs:456 [INFO] [stderr] 12: 0x5606f3645de1 - build_script_build::check_rustc_version::hb977df360509b4b8 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pyo3-0.7.0/build.rs:633 [INFO] [stderr] 13: 0x5606f36464bf - build_script_build::main::h789f218e9b4f3aff [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pyo3-0.7.0/build.rs:657 [INFO] [stderr] 14: 0x5606f365c64d - std::rt::lang_start::{{closure}}::heec6bc4619dd22fa [INFO] [stderr] at /rustc/04488afe34512aa4c33566eb16d8c912a3ae04f9/src/libstd/rt.rs:67 [INFO] [stderr] 15: 0x5606f382e273 - std::rt::lang_start_internal::{{closure}}::h5d3ea623498f5f43 [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 16: 0x5606f382e273 - std::panicking::try::do_call::hac65e71be769a440 [INFO] [stderr] at src/libstd/panicking.rs:348 [INFO] [stderr] 17: 0x5606f382e273 - std::panicking::try::hd4706e264bcf6712 [INFO] [stderr] at src/libstd/panicking.rs:325 [INFO] [stderr] 18: 0x5606f382e273 - std::panic::catch_unwind::h948a0fb4a8b3ee82 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 19: 0x5606f382e273 - std::rt::lang_start_internal::h72cc068ed2d0ac53 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 20: 0x5606f365c617 - std::rt::lang_start::h02dde87dc481a3f0 [INFO] [stderr] at /rustc/04488afe34512aa4c33566eb16d8c912a3ae04f9/src/libstd/rt.rs:67 [INFO] [stderr] 21: 0x5606f364810a - main [INFO] [stderr] 22: 0x7fd89d5120b3 - __libc_start_main [INFO] [stderr] 23: 0x5606f363e17e - _start [INFO] [stderr] 24: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "ebbbc2ba217c4b0e63c1cbcabbd5099727f94d9e78f585baf3ec2ca1b5462ae2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ebbbc2ba217c4b0e63c1cbcabbd5099727f94d9e78f585baf3ec2ca1b5462ae2", kill_on_drop: false }` [INFO] [stdout] ebbbc2ba217c4b0e63c1cbcabbd5099727f94d9e78f585baf3ec2ca1b5462ae2