[INFO] fetching crate steganer 1.1.0-post4... [INFO] documenting steganer-1.1.0-post4 against beta-2020-08-29 for beta-1.47-rustdoc-1 [INFO] extracting crate steganer 1.1.0-post4 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate steganer 1.1.0-post4 on toolchain beta-2020-08-29 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate steganer 1.1.0-post4 [INFO] finished tweaking crates.io crate steganer 1.1.0-post4 [INFO] tweaked toml for crates.io crate steganer 1.1.0-post4 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate crates.io crate steganer 1.1.0-post4 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pyo3cls v0.8.1 [INFO] [stderr] Downloaded pyo3 v0.8.1 [INFO] [stderr] Downloaded pyo3-derive-backend v0.8.1 [INFO] [stderr] Downloaded test_common v1.0.1 [INFO] [stderr] Downloaded pyo3-pack v0.7.0 [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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 33502f9ae00531a6fa8757b878ea068c9cae9bc010c999f2be255b92d4f60e42 [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" "33502f9ae00531a6fa8757b878ea068c9cae9bc010c999f2be255b92d4f60e42", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "33502f9ae00531a6fa8757b878ea068c9cae9bc010c999f2be255b92d4f60e42", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "33502f9ae00531a6fa8757b878ea068c9cae9bc010c999f2be255b92d4f60e42", kill_on_drop: false }` [INFO] [stdout] 33502f9ae00531a6fa8757b878ea068c9cae9bc010c999f2be255b92d4f60e42 [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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 652bfa6f014bed686b87391f444c756770b72a7eba14a75b2fcf3edad9de6975 [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" "652bfa6f014bed686b87391f444c756770b72a7eba14a75b2fcf3edad9de6975", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling ryu v1.0.1 [INFO] [stderr] Compiling unindent v0.1.5 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling num-bigint v0.2.3 [INFO] [stderr] Compiling num-rational v0.2.2 [INFO] [stderr] Compiling num-complex v0.2.3 [INFO] [stderr] Checking bitreader v0.3.2 [INFO] [stderr] Checking deflate v0.7.20 [INFO] [stderr] Checking tiff v0.2.2 [INFO] [stderr] Checking backtrace v0.3.38 [INFO] [stderr] Checking jpeg-decoder v0.1.16 [INFO] [stderr] Checking error-chain v0.12.1 [INFO] [stderr] Checking num-iter v0.1.39 [INFO] [stderr] Checking png v0.14.1 [INFO] [stderr] Checking num v0.2.0 [INFO] [stderr] Checking image v0.21.3 [INFO] [stderr] Compiling pyo3-derive-backend v0.8.1 [INFO] [stderr] Compiling proc-macro-hack v0.5.10 [INFO] [stderr] Compiling serde_derive v1.0.101 [INFO] [stderr] Compiling inventory-impl v0.1.4 [INFO] [stderr] Compiling ghost v0.1.1 [INFO] [stderr] Compiling ctor v0.1.12 [INFO] [stderr] Compiling pyo3cls v0.8.1 [INFO] [stderr] Checking inventory v0.1.4 [INFO] [stderr] Compiling indoc-impl v0.3.4 [INFO] [stderr] Compiling paste-impl v0.1.6 [INFO] [stderr] Checking paste v0.1.6 [INFO] [stderr] Checking indoc v0.3.4 [INFO] [stderr] Compiling serde v1.0.101 [INFO] [stderr] Compiling serde_json v1.0.41 [INFO] [stderr] Compiling pyo3 v0.8.1 [INFO] [stderr] error: failed to run custom build command for `pyo3 v0.8.1` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/pyo3-3fcf22627de1c350/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/pyo3-0.8.1/build.rs:537:9 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55aaaf8d8a50 - std::backtrace_rs::backtrace::libunwind::trace::h9e3e6d9b3369e699 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96 [INFO] [stderr] 1: 0x55aaaf8d8a50 - std::backtrace_rs::backtrace::trace_unsynchronized::he58aba3ac08ed12a [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/../../backtrace/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55aaaf8d8a50 - std::sys_common::backtrace::_print_fmt::hbbbd4c92d537cef4 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/sys_common/backtrace.rs:79 [INFO] [stderr] 3: 0x55aaaf8d8a50 - ::fmt::h80c2ae080004cc83 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/sys_common/backtrace.rs:58 [INFO] [stderr] 4: 0x55aaaf8fac5c - core::fmt::write::h0c11e16fd03fe660 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/core/src/fmt/mod.rs:1082 [INFO] [stderr] 5: 0x55aaaf8d5f57 - std::io::Write::write_fmt::h2e2072ff86131fcd [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/io/mod.rs:1514 [INFO] [stderr] 6: 0x55aaaf8daba0 - std::sys_common::backtrace::_print::h165e6476adb4cb58 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/sys_common/backtrace.rs:61 [INFO] [stderr] 7: 0x55aaaf8daba0 - std::sys_common::backtrace::print::hbbfa32a92cd1fc34 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/sys_common/backtrace.rs:48 [INFO] [stderr] 8: 0x55aaaf8daba0 - std::panicking::default_hook::{{closure}}::h3a02067ca7f64068 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:200 [INFO] [stderr] 9: 0x55aaaf8da8ec - std::panicking::default_hook::ha3137d6f4e961fe2 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:219 [INFO] [stderr] 10: 0x55aaaf8db203 - std::panicking::rust_panic_with_hook::he6505c3b9d82db8b [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:569 [INFO] [stderr] 11: 0x55aaaf6eac2c - std::panicking::begin_panic::{{closure}}::hf218fd0498a4320d [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:498 [INFO] [stderr] 12: 0x55aaaf6ed249 - std::sys_common::backtrace::__rust_end_short_backtrace::hff43cf1f72833981 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/sys_common/backtrace.rs:153 [INFO] [stderr] 13: 0x55aaaf6eab57 - std::panicking::begin_panic::h53d7f94caec229d4 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:497 [INFO] [stderr] 14: 0x55aaaf69fa56 - build_script_build::check_rustc_version::h89f739011ccb2d77 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pyo3-0.8.1/build.rs:537 [INFO] [stderr] 15: 0x55aaaf69fdc7 - build_script_build::main::h9afbb660b3b62390 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pyo3-0.8.1/build.rs:558 [INFO] [stderr] 16: 0x55aaaf6be522 - core::ops::function::FnOnce::call_once::ha69906cef21608e6 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/core/src/ops/function.rs:227 [INFO] [stderr] 17: 0x55aaaf6be31a - std::sys_common::backtrace::__rust_begin_short_backtrace::h0a2daa3fb092ceb0 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/sys_common/backtrace.rs:137 [INFO] [stderr] 18: 0x55aaaf6b1436 - std::rt::lang_start::{{closure}}::h7fd32fb3dc123f40 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/rt.rs:66 [INFO] [stderr] 19: 0x55aaaf8db601 - core::ops::function::impls:: for &F>::call_once::hdabbbe0d2c6ccde8 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/core/src/ops/function.rs:259 [INFO] [stderr] 20: 0x55aaaf8db601 - std::panicking::try::do_call::h0c8c1cd19bf9d385 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:373 [INFO] [stderr] 21: 0x55aaaf8db601 - std::panicking::try::h357e78da017bc4a8 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:337 [INFO] [stderr] 22: 0x55aaaf8db601 - std::panic::catch_unwind::h72f31b36adf61841 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panic.rs:379 [INFO] [stderr] 23: 0x55aaaf8db601 - std::rt::lang_start_internal::h634502e153211333 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/rt.rs:51 [INFO] [stderr] 24: 0x55aaaf6b1407 - std::rt::lang_start::h5471566f0219c576 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/rt.rs:65 [INFO] [stderr] 25: 0x55aaaf6a4c4a - main [INFO] [stderr] 26: 0x7fc174eb20b3 - __libc_start_main [INFO] [stderr] 27: 0x55aaaf69a0ae - _start [INFO] [stderr] 28: 0x0 - [INFO] running `Command { std: "docker" "inspect" "652bfa6f014bed686b87391f444c756770b72a7eba14a75b2fcf3edad9de6975", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "652bfa6f014bed686b87391f444c756770b72a7eba14a75b2fcf3edad9de6975", kill_on_drop: false }` [INFO] [stdout] 652bfa6f014bed686b87391f444c756770b72a7eba14a75b2fcf3edad9de6975