[INFO] cloning repository https://github.com/yocurt/yogurt-py [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yocurt/yogurt-py" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyocurt%2Fyogurt-py", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyocurt%2Fyogurt-py'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 56ea43817bc7741d900e8e8f2f9fce64370a5c94 [INFO] documenting yocurt/yogurt-py 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%2Fyocurt%2Fyogurt-py" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/yocurt/yogurt-py 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/yocurt/yogurt-py [INFO] finished tweaking git repo https://github.com/yocurt/yogurt-py [INFO] tweaked toml for git repo https://github.com/yocurt/yogurt-py written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/yocurt/yogurt-py 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: build-system [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] f96b131c07cf4e96522d8be7d84b4e0ca87a796a435c42b5c9a59eea808d3f25 [INFO] running `Command { std: "docker" "start" "-a" "f96b131c07cf4e96522d8be7d84b4e0ca87a796a435c42b5c9a59eea808d3f25", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f96b131c07cf4e96522d8be7d84b4e0ca87a796a435c42b5c9a59eea808d3f25", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f96b131c07cf4e96522d8be7d84b4e0ca87a796a435c42b5c9a59eea808d3f25", kill_on_drop: false }` [INFO] [stdout] f96b131c07cf4e96522d8be7d84b4e0ca87a796a435c42b5c9a59eea808d3f25 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] fe2f0ffae9e76cb458d5ca02ad48dacd098f17094007577e5c2730c6bd1b8821 [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" "fe2f0ffae9e76cb458d5ca02ad48dacd098f17094007577e5c2730c6bd1b8821", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: build-system [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The bin target `yogurt-py` in package `yogurt-py v0.1.0 (/opt/rustwide/workdir)` has the same output filename as the lib target `yogurt_py` in package `yogurt-py v0.1.0 (/opt/rustwide/workdir)`. [INFO] [stderr] Colliding filename is: /opt/rustwide/target/doc/yogurt_py/index.html [INFO] [stderr] The output filenames should be unique. [INFO] [stderr] This is a known bug where multiple crates with the same name use [INFO] [stderr] the same path; see . [INFO] [stderr] If this looks unexpected, it may be a bug in Cargo. Please file a bug report at [INFO] [stderr] https://github.com/rust-lang/cargo/issues/ with as much information as you [INFO] [stderr] can provide. [INFO] [stderr] cargo 1.46.0 (149022b1d 2020-07-17) running on `x86_64-unknown-linux-gnu` target `x86_64-unknown-linux-gnu` [INFO] [stderr] First unit: Unit { pkg: Package { id: PackageId { name: "yogurt-py", version: "0.1.0", source: "/opt/rustwide/workdir" }, ..: ".." }, target: TargetInner { name: "yogurt-py", doc: true, ..: with_path("/opt/rustwide/workdir/src/main.rs", Edition2018) }, profile: Profile { name: "doc", debuginfo: Some(2), debug_assertions: true, overflow_checks: true, ..: default() }, kind: Host, mode: Doc { deps: false }, features: [] } [INFO] [stderr] Second unit: Unit { pkg: Package { id: PackageId { name: "yogurt-py", version: "0.1.0", source: "/opt/rustwide/workdir" }, ..: ".." }, target: TargetInner { ..: lib_target("yogurt_py", ["cdylib"], "/opt/rustwide/workdir/src/lib.rs", Edition2018) }, profile: Profile { name: "doc", debuginfo: Some(2), debug_assertions: true, overflow_checks: true, ..: default() }, kind: Host, mode: Doc { deps: false }, features: [] } [INFO] [stderr] Checking argparse v0.2.2 [INFO] [stderr] Checking unindent v0.1.5 [INFO] [stderr] Compiling serde v1.0.103 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Compiling proc-macro-hack v0.5.11 [INFO] [stderr] Compiling serde_derive v1.0.103 [INFO] [stderr] Compiling ctor v0.1.12 [INFO] [stderr] Compiling pyo3-derive-backend v0.8.4 [INFO] [stderr] Compiling inventory-impl v0.1.4 [INFO] [stderr] Compiling ghost v0.1.1 [INFO] [stderr] Checking yogurt-yaml v0.2.0 [INFO] [stderr] Compiling paste-impl v0.1.6 [INFO] [stderr] Compiling indoc-impl v0.3.4 [INFO] [stderr] Checking inventory v0.1.4 [INFO] [stderr] Compiling pyo3cls v0.8.4 [INFO] [stderr] Checking indoc v0.3.4 [INFO] [stderr] Checking paste v0.1.6 [INFO] [stderr] Compiling serde_json v1.0.44 [INFO] [stderr] Compiling pyo3 v0.8.4 [INFO] [stderr] error: failed to run custom build command for `pyo3 v0.8.4` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/pyo3-8466adac8f40ac28/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'Error: pyo3 requires a nightly or dev version of Rust.', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pyo3-0.8.4/build.rs:542:9 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x564140718bb5 - 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: 0x564140718bb5 - 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: 0x564140718bb5 - std::sys_common::backtrace::_print_fmt::hd42948c952866e12 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x564140718bb5 - ::fmt::ha8f928866ff7571e [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x56414073fa8c - core::fmt::write::he0c1e5f7426d2718 [INFO] [stderr] at src/libcore/fmt/mod.rs:1076 [INFO] [stderr] 5: 0x564140715fc2 - std::io::Write::write_fmt::hf3afc6cfd57d0033 [INFO] [stderr] at src/libstd/io/mod.rs:1537 [INFO] [stderr] 6: 0x56414071b070 - std::sys_common::backtrace::_print::hfc0110703f3696fd [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x56414071b070 - std::sys_common::backtrace::print::h3f77c6990ddfaa22 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x56414071b070 - std::panicking::default_hook::{{closure}}::heae49580a8d62d75 [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x56414071adbc - std::panicking::default_hook::hecc34e3f729e213c [INFO] [stderr] at src/libstd/panicking.rs:217 [INFO] [stderr] 10: 0x56414071b6b3 - std::panicking::rust_panic_with_hook::he82f5d0644692441 [INFO] [stderr] at src/libstd/panicking.rs:526 [INFO] [stderr] 11: 0x564140535699 - std::panicking::begin_panic::h9571b06dba336add [INFO] [stderr] at /rustc/04488afe34512aa4c33566eb16d8c912a3ae04f9/src/libstd/panicking.rs:456 [INFO] [stderr] 12: 0x5641404e9c56 - build_script_build::check_rustc_version::hb45091124020bb35 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pyo3-0.8.4/build.rs:542 [INFO] [stderr] 13: 0x5641404e9fc7 - build_script_build::main::hd9bf9951280b809c [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pyo3-0.8.4/build.rs:563 [INFO] [stderr] 14: 0x56414050502d - std::rt::lang_start::{{closure}}::ha8085b37b390414c [INFO] [stderr] at /rustc/04488afe34512aa4c33566eb16d8c912a3ae04f9/src/libstd/rt.rs:67 [INFO] [stderr] 15: 0x56414071ba83 - std::rt::lang_start_internal::{{closure}}::h5d3ea623498f5f43 [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 16: 0x56414071ba83 - std::panicking::try::do_call::hac65e71be769a440 [INFO] [stderr] at src/libstd/panicking.rs:348 [INFO] [stderr] 17: 0x56414071ba83 - std::panicking::try::hd4706e264bcf6712 [INFO] [stderr] at src/libstd/panicking.rs:325 [INFO] [stderr] 18: 0x56414071ba83 - std::panic::catch_unwind::h948a0fb4a8b3ee82 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 19: 0x56414071ba83 - std::rt::lang_start_internal::h72cc068ed2d0ac53 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 20: 0x564140504ff7 - std::rt::lang_start::h38980de4b3318e38 [INFO] [stderr] at /rustc/04488afe34512aa4c33566eb16d8c912a3ae04f9/src/libstd/rt.rs:67 [INFO] [stderr] 21: 0x5641404eefaa - main [INFO] [stderr] 22: 0x7f7896b080b3 - __libc_start_main [INFO] [stderr] 23: 0x5641404e417e - _start [INFO] [stderr] 24: 0x0 - [INFO] running `Command { std: "docker" "inspect" "fe2f0ffae9e76cb458d5ca02ad48dacd098f17094007577e5c2730c6bd1b8821", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fe2f0ffae9e76cb458d5ca02ad48dacd098f17094007577e5c2730c6bd1b8821", kill_on_drop: false }` [INFO] [stdout] fe2f0ffae9e76cb458d5ca02ad48dacd098f17094007577e5c2730c6bd1b8821