[INFO] fetching crate cpywm 0.0.1... [INFO] testing cpywm-0.0.1 against beta-2021-01-01 for beta-1.50-1 [INFO] extracting crate cpywm 0.0.1 into /workspace/builds/worker-5/source [INFO] validating manifest of crates.io crate cpywm 0.0.1 on toolchain beta-2021-01-01 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate cpywm 0.0.1 [INFO] finished tweaking crates.io crate cpywm 0.0.1 [INFO] tweaked toml for crates.io crate cpywm 0.0.1 written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate crates.io crate cpywm 0.0.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] febed9e2d5d67b02ac5fa7b8aa8044cbeefc3d4e6b55919a9424bb5323f1194a [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" "febed9e2d5d67b02ac5fa7b8aa8044cbeefc3d4e6b55919a9424bb5323f1194a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "febed9e2d5d67b02ac5fa7b8aa8044cbeefc3d4e6b55919a9424bb5323f1194a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "febed9e2d5d67b02ac5fa7b8aa8044cbeefc3d4e6b55919a9424bb5323f1194a", kill_on_drop: false }` [INFO] [stdout] febed9e2d5d67b02ac5fa7b8aa8044cbeefc3d4e6b55919a9424bb5323f1194a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a8e5ae2c42aabfc0113bbf7ac02aee8514e339e675204172086be42d1594474e [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" "a8e5ae2c42aabfc0113bbf7ac02aee8514e339e675204172086be42d1594474e", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.11 [INFO] [stderr] Compiling unindent v0.1.5 [INFO] [stderr] Compiling num-traits v0.2.10 [INFO] [stderr] Compiling x11 v2.18.1 [INFO] [stderr] Compiling pyo3-derive-backend v0.8.4 [INFO] [stderr] Compiling proc-macro-hack v0.5.11 [INFO] [stderr] Compiling serde_derive v1.0.104 [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 v0.8.4 [INFO] [stderr] Compiling inventory v0.1.4 [INFO] [stderr] Compiling paste-impl v0.1.6 [INFO] [stderr] Compiling indoc-impl v0.3.4 [INFO] [stderr] Compiling indoc v0.3.4 [INFO] [stderr] Compiling paste v0.1.6 [INFO] [stderr] Compiling serde v1.0.104 [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/pyo3-13b5347428c23c88/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: 0x55dbb8dfcc57 - std::backtrace_rs::backtrace::libunwind::trace::hcd6e187547b8deec [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x55dbb8dfcc57 - std::backtrace_rs::backtrace::trace_unsynchronized::hde10036eb783fbc7 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55dbb8dfcc57 - std::sys_common::backtrace::_print_fmt::h63987b8f86dfc82a [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55dbb8dfcc57 - ::fmt::hc33f3ac4cc9c4196 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55dbb8e1c3fc - core::fmt::write::hfdcdeb08fb2b3afa [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/fmt/mod.rs:1078:17 [INFO] [stderr] 5: 0x55dbb8df9ed2 - std::io::Write::write_fmt::h83a843778fa2a815 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/io/mod.rs:1519:15 [INFO] [stderr] 6: 0x55dbb8dfec05 - std::sys_common::backtrace::_print::hf179508b01f66878 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55dbb8dfec05 - std::sys_common::backtrace::print::ha97d11adb39266a6 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55dbb8dfec05 - std::panicking::default_hook::{{closure}}::h8da9985a98bd1582 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55dbb8dfe75a - std::panicking::default_hook::hbc0ee792993c2ef2 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x55dbb8dff3a1 - std::panicking::rust_panic_with_hook::h9fb9cda33a10f084 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x55dbb8c117ee - std::panicking::begin_panic::{{closure}}::h42584d8f2245970f [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:520:9 [INFO] [stderr] 12: 0x55dbb8c0edf9 - std::sys_common::backtrace::__rust_end_short_backtrace::h62d0be73a21bd922 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55dbb8c1171b - std::panicking::begin_panic::heda54e0fcadc041c [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:519:12 [INFO] [stderr] 14: 0x55dbb8bc29b6 - build_script_build::check_rustc_version::h053d509e6904d3f0 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pyo3-0.8.4/build.rs:542:9 [INFO] [stderr] 15: 0x55dbb8bc2cb7 - build_script_build::main::hba705aaba7242530 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pyo3-0.8.4/build.rs:563:5 [INFO] [stderr] 16: 0x55dbb8bd4c62 - core::ops::function::FnOnce::call_once::hbe9020ee7aaab874 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 17: 0x55dbb8be12fa - std::sys_common::backtrace::__rust_begin_short_backtrace::h781dfd80f0920f3c [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 18: 0x55dbb8bdeb46 - std::rt::lang_start::{{closure}}::h9373acb84e0f74f5 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/rt.rs:66:18 [INFO] [stderr] 19: 0x55dbb8dff7c7 - core::ops::function::impls:: for &F>::call_once::hb5ab992a536e3d7c [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 20: 0x55dbb8dff7c7 - std::panicking::try::do_call::h1bda883686bc1816 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:379:40 [INFO] [stderr] 21: 0x55dbb8dff7c7 - std::panicking::try::ha7167c079f243e71 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:343:19 [INFO] [stderr] 22: 0x55dbb8dff7c7 - std::panic::catch_unwind::he11c3de53f0b5853 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panic.rs:396:14 [INFO] [stderr] 23: 0x55dbb8dff7c7 - std::rt::lang_start_internal::h45c3666b51d25060 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/rt.rs:51:25 [INFO] [stderr] 24: 0x55dbb8bdeb17 - std::rt::lang_start::hebb817b7b3486f65 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/rt.rs:65:5 [INFO] [stderr] 25: 0x55dbb8bc805a - main [INFO] [stderr] 26: 0x7fc5cd5ed0b3 - __libc_start_main [INFO] [stderr] 27: 0x55dbb8bbd0ae - _start [INFO] [stderr] 28: 0x0 - [INFO] running `Command { std: "docker" "inspect" "a8e5ae2c42aabfc0113bbf7ac02aee8514e339e675204172086be42d1594474e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a8e5ae2c42aabfc0113bbf7ac02aee8514e339e675204172086be42d1594474e", kill_on_drop: false }` [INFO] [stdout] a8e5ae2c42aabfc0113bbf7ac02aee8514e339e675204172086be42d1594474e