[INFO] cloning repository https://github.com/a-hacker/rust-python-demo [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/a-hacker/rust-python-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fa-hacker%2Frust-python-demo", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fa-hacker%2Frust-python-demo'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6ffc80f040f0f6c89eaa81d62d722d175937585c [INFO] testing a-hacker/rust-python-demo against beta-2021-09-08 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fa-hacker%2Frust-python-demo" "/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/a-hacker/rust-python-demo on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/a-hacker/rust-python-demo [INFO] finished tweaking git repo https://github.com/a-hacker/rust-python-demo [INFO] tweaked toml for git repo https://github.com/a-hacker/rust-python-demo written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/a-hacker/rust-python-demo already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded proc-macro-hack v0.5.10 [INFO] [stderr] Downloaded fst v0.3.5 [INFO] [stderr] Downloaded fst-levenshtein v0.2.1 [INFO] [stderr] Downloaded pyo3cls v0.8.0 [INFO] [stderr] Downloaded pyo3-derive-backend v0.8.0 [INFO] [stderr] Downloaded pyo3 v0.8.0 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] 9debc6b13659d11203fb44899841de7c775970d82ae2312fc10e66d4c4e498d8 [INFO] running `Command { std: "docker" "start" "-a" "9debc6b13659d11203fb44899841de7c775970d82ae2312fc10e66d4c4e498d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9debc6b13659d11203fb44899841de7c775970d82ae2312fc10e66d4c4e498d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9debc6b13659d11203fb44899841de7c775970d82ae2312fc10e66d4c4e498d8", kill_on_drop: false }` [INFO] [stdout] 9debc6b13659d11203fb44899841de7c775970d82ae2312fc10e66d4c4e498d8 [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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--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] 96525303e098d9fdc849ad4f6adf8869a52556b7d6f8b018f15c54ec76ad5d87 [INFO] running `Command { std: "docker" "start" "-a" "96525303e098d9fdc849ad4f6adf8869a52556b7d6f8b018f15c54ec76ad5d87", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.4 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling serde v1.0.101 [INFO] [stderr] Compiling rayon-core v1.6.0 [INFO] [stderr] Compiling utf8-ranges v1.0.4 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling itertools v0.8.0 [INFO] [stderr] Compiling memmap v0.6.2 [INFO] [stderr] Compiling crossbeam-epoch v0.7.2 [INFO] [stderr] Compiling fst v0.3.5 [INFO] [stderr] Compiling crossbeam-deque v0.7.1 [INFO] [stderr] Compiling fst-levenshtein v0.2.1 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling rayon v1.2.0 [INFO] [stderr] Compiling typo_checker v0.1.0 (/opt/rustwide/workdir/typo_checker) [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> typo_checker/src/utils.rs:8:15 [INFO] [stdout] | [INFO] [stdout] 8 | use std::fs::{self, File}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::path::PathBuf` [INFO] [stdout] --> typo_checker/src/lib.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use std::path::PathBuf; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> typo_checker/src/errors/mod.rs:33:34 [INFO] [stdout] | [INFO] [stdout] 33 | DictionaryError::new(err.description()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> typo_checker/src/errors/mod.rs:39:34 [INFO] [stdout] | [INFO] [stdout] 39 | DictionaryError::new(err.description()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling pyo3-derive-backend v0.8.0 [INFO] [stderr] Compiling serde_derive v1.0.101 [INFO] [stderr] Compiling proc-macro-hack v0.5.10 [INFO] [stderr] Compiling ctor v0.1.12 [INFO] [stderr] Compiling ghost v0.1.1 [INFO] [stderr] Compiling inventory-impl v0.1.4 [INFO] [stderr] Compiling pyo3cls v0.8.0 [INFO] [stderr] Compiling paste-impl v0.1.6 [INFO] [stderr] Compiling indoc-impl v0.3.4 [INFO] [stderr] Compiling inventory v0.1.4 [INFO] [stderr] Compiling paste v0.1.6 [INFO] [stderr] Compiling indoc v0.3.4 [INFO] [stderr] Compiling serde_json v1.0.41 [INFO] [stderr] Compiling pyo3 v0.8.0 [INFO] [stderr] error: failed to run custom build command for `pyo3 v0.8.0` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/pyo3-cec4f685516a3ed2/build-script-build` (exit status: 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/pyo3-0.8.0/build.rs:542:9 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55efa31c21cc - std::backtrace_rs::backtrace::libunwind::trace::h51faa62df48810e4 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x55efa31c21cc - std::backtrace_rs::backtrace::trace_unsynchronized::h91de4d8e16d607e4 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55efa31c21cc - std::sys_common::backtrace::_print_fmt::h71b0935f97e4322c [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55efa31c21cc - ::fmt::h9a78218788c14e18 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55efa31e4cac - core::fmt::write::h3381b3176fe2b3d3 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/fmt/mod.rs:1150:17 [INFO] [stderr] 5: 0x55efa31bf4a5 - std::io::Write::write_fmt::h1d5220480c7a2437 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/io/mod.rs:1667:15 [INFO] [stderr] 6: 0x55efa31c3b40 - std::sys_common::backtrace::_print::h4b77abc4d907ed0e [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55efa31c3b40 - std::sys_common::backtrace::print::hb170c60b542377ad [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55efa31c3b40 - std::panicking::default_hook::{{closure}}::h12bbda9af8901ee3 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:210:50 [INFO] [stderr] 9: 0x55efa31c36f7 - std::panicking::default_hook::h8c6c66d3f3ba6768 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:227:9 [INFO] [stderr] 10: 0x55efa31c41f4 - std::panicking::rust_panic_with_hook::h36f2fa0bb09f4069 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:624:17 [INFO] [stderr] 11: 0x55efa3104d62 - std::panicking::begin_panic::{{closure}}::h4e6a948928330aee [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:544:9 [INFO] [stderr] 12: 0x55efa30f0ae9 - std::sys_common::backtrace::__rust_end_short_backtrace::hc9d8b2fac60a7936 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55efa3104ca3 - std::panicking::begin_panic::h54fa9579b3495def [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:543:12 [INFO] [stderr] 14: 0x55efa2fbb28d - build_script_build::check_rustc_version::hf29807275f039524 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pyo3-0.8.0/build.rs:542:9 [INFO] [stderr] 15: 0x55efa2fbb594 - build_script_build::main::h71606c863212e399 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pyo3-0.8.0/build.rs:563:5 [INFO] [stderr] 16: 0x55efa2fcc792 - core::ops::function::FnOnce::call_once::h0af60027c52f2722 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 17: 0x55efa2fc171a - std::sys_common::backtrace::__rust_begin_short_backtrace::h944c4179a3253913 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 18: 0x55efa2fc17c6 - std::rt::lang_start::{{closure}}::h8f58f87929ff2aa8 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/rt.rs:63:18 [INFO] [stderr] 19: 0x55efa31c46fa - core::ops::function::impls:: for &F>::call_once::hc590b210ed55e22f [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 20: 0x55efa31c46fa - std::panicking::try::do_call::h5f0600b7a33ea1af [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:403:40 [INFO] [stderr] 21: 0x55efa31c46fa - std::panicking::try::he15826df0f376a33 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:367:19 [INFO] [stderr] 22: 0x55efa31c46fa - std::panic::catch_unwind::hd8af3a578b6b4c86 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panic.rs:129:14 [INFO] [stderr] 23: 0x55efa31c46fa - std::rt::lang_start_internal::{{closure}}::h301d1329324ae1f0 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/rt.rs:45:48 [INFO] [stderr] 24: 0x55efa31c46fa - std::panicking::try::do_call::h941e8fdb0bd03655 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:403:40 [INFO] [stderr] 25: 0x55efa31c46fa - std::panicking::try::ha20a77bf65530f63 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:367:19 [INFO] [stderr] 26: 0x55efa31c46fa - std::panic::catch_unwind::h33afc061cc69ef90 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panic.rs:129:14 [INFO] [stderr] 27: 0x55efa31c46fa - std::rt::lang_start_internal::hc05c244593147106 [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/rt.rs:45:20 [INFO] [stderr] 28: 0x55efa2fc1790 - std::rt::lang_start::ha3d72c808fba9d1a [INFO] [stderr] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/rt.rs:62:5 [INFO] [stderr] 29: 0x55efa2fbfdfc - main [INFO] [stderr] 30: 0x7fe63a1620b3 - __libc_start_main [INFO] [stderr] 31: 0x55efa2facf3e - _start [INFO] [stderr] 32: 0x0 - [INFO] running `Command { std: "docker" "inspect" "96525303e098d9fdc849ad4f6adf8869a52556b7d6f8b018f15c54ec76ad5d87", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "96525303e098d9fdc849ad4f6adf8869a52556b7d6f8b018f15c54ec76ad5d87", kill_on_drop: false }` [INFO] [stdout] 96525303e098d9fdc849ad4f6adf8869a52556b7d6f8b018f15c54ec76ad5d87