[INFO] cloning repository https://github.com/jlou2u/py-rust-hello-world
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jlou2u/py-rust-hello-world" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjlou2u%2Fpy-rust-hello-world", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjlou2u%2Fpy-rust-hello-world'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 688c762fcfaf038d101a4e80c31936e8101220ca
[INFO] checking jlou2u/py-rust-hello-world against try#7c3a44cf5f95fa5cf164a312bdcf845157af7093 for pr-77325
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjlou2u%2Fpy-rust-hello-world" "/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/jlou2u/py-rust-hello-world on toolchain 7c3a44cf5f95fa5cf164a312bdcf845157af7093
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jlou2u/py-rust-hello-world
[INFO] finished tweaking git repo https://github.com/jlou2u/py-rust-hello-world
[INFO] tweaked toml for git repo https://github.com/jlou2u/py-rust-hello-world written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/jlou2u/py-rust-hello-world already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded memchr v2.0.2
[INFO] [stderr]   Downloaded python3-sys v0.2.0
[INFO] [stderr]   Downloaded cpython v0.2.0
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7865da97da02b1e7e023b7a6e988106a6eb5e120fc9880e445524cd5d704fa4
[INFO] running `Command { std: "docker" "start" "-a" "c7865da97da02b1e7e023b7a6e988106a6eb5e120fc9880e445524cd5d704fa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7865da97da02b1e7e023b7a6e988106a6eb5e120fc9880e445524cd5d704fa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7865da97da02b1e7e023b7a6e988106a6eb5e120fc9880e445524cd5d704fa4", kill_on_drop: false }`
[INFO] [stdout] c7865da97da02b1e7e023b7a6e988106a6eb5e120fc9880e445524cd5d704fa4
[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" "RUSTFLAGS=--cap-lints=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8e7144c5b78eea667210e728c7b110db9012ddc4e51c530186928fed06a384a
[INFO] running `Command { std: "docker" "start" "-a" "e8e7144c5b78eea667210e728c7b110db9012ddc4e51c530186928fed06a384a", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling ucd-util v0.1.1
[INFO] [stderr]    Compiling utf8-ranges v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling cpython v0.2.0
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling memchr v2.0.2
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling aho-corasick v0.6.8
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]    Compiling python3-sys v0.2.0
[INFO] [stderr] error: failed to run custom build command for `python3-sys v0.2.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/python3-sys-c2354dc5c0ac99c2/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: "failed to run python interpreter `\"python3.6\" \"-c\" \"import sys; import sysconfig; print(sys.executable); print(sys.version_info[0:2]); print(sysconfig.get_config_var(\\'LIBDIR\\')); print(sysconfig.get_config_var(\\'Py_ENABLE_SHARED\\')); print(sysconfig.get_config_var(\\'LDVERSION\\') or \\'%s%s\\' % (sysconfig.get_config_var(\\'py_version_short\\'), sysconfig.get_config_var(\\'DEBUG_EXT\\') or \\'\\')); print(sys.exec_prefix);\"`: No such file or directory (os error 2)"', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/python3-sys-0.2.0/build.rs:392:65
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55e9b772cef0 - std::backtrace_rs::backtrace::libunwind::trace::h1037ca7e6eeef65c
[INFO] [stderr]                                  at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x55e9b772cef0 - std::backtrace_rs::backtrace::trace_unsynchronized::haaefac1bc3669450
[INFO] [stderr]                                  at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55e9b772cef0 - std::sys_common::backtrace::_print_fmt::h863a6f5e6d995885
[INFO] [stderr]                                  at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x55e9b772cef0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h767e17e1aa7df6a8
[INFO] [stderr]                                  at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x55e9b774aacc - core::fmt::write::h7aa6cd0067dca82a
[INFO] [stderr]                                  at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/core/src/fmt/mod.rs:1110:17
[INFO] [stderr]      5:     0x55e9b772ad15 - std::io::Write::write_fmt::h4c802b6f761026c1
[INFO] [stderr]                                  at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/io/mod.rs:1584:15
[INFO] [stderr]      6:     0x55e9b772ed7b - std::sys_common::backtrace::_print::h2769edb26a7eb606
[INFO] [stderr]                                  at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x55e9b772ed7b - std::sys_common::backtrace::print::ha71f3549862b4cb6
[INFO] [stderr]                                  at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x55e9b772ed7b - std::panicking::default_hook::{{closure}}::h95488a3bade217f6
[INFO] [stderr]                                  at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x55e9b772e851 - std::panicking::default_hook::h290aa602c0fb11df
[INFO] [stderr]                                  at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x55e9b772f421 - std::panicking::rust_panic_with_hook::hf32c4fa635e215f2
[INFO] [stderr]                                  at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/panicking.rs:622:17
[INFO] [stderr]     11:     0x55e9b772ef27 - std::panicking::begin_panic_handler::{{closure}}::h95197ccd88846f7a
[INFO] [stderr]                                  at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/panicking.rs:519:13
[INFO] [stderr]     12:     0x55e9b772d3cc - std::sys_common::backtrace::__rust_end_short_backtrace::h7641df9566f7b7d0
[INFO] [stderr]                                  at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x55e9b772ee89 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/panicking.rs:515:5
[INFO] [stderr]     14:     0x55e9b75c0381 - core::panicking::panic_fmt::hbe99dddd3092ba3c
[INFO] [stderr]                                  at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x55e9b75c0413 - core::result::unwrap_failed::hf79563fef9d11ab8
[INFO] [stderr]                                  at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/core/src/result.rs:1355:5
[INFO] [stderr]     16:     0x55e9b75d7fbd - core::result::Result<T,E>::unwrap::he2853a4ffc2cb537
[INFO] [stderr]                                  at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/core/src/result.rs:1037:23
[INFO] [stderr]     17:     0x55e9b75d1d8c - build_script_build::main::hd82e89f6eaab9c95
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/python3-sys-0.2.0/build.rs:392:35
[INFO] [stderr]     18:     0x55e9b75c68eb - core::ops::function::FnOnce::call_once::hfc3227616489cc32
[INFO] [stderr]                                  at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     19:     0x55e9b75c4abe - std::sys_common::backtrace::__rust_begin_short_backtrace::h82f272e8b81cfc9f
[INFO] [stderr]                                  at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     20:     0x55e9b75c9b31 - std::rt::lang_start::{{closure}}::h51dfbf78a9baf45a
[INFO] [stderr]                                  at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/rt.rs:49:18
[INFO] [stderr]     21:     0x55e9b772f919 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h04259e4a34d07c2f
[INFO] [stderr]                                  at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     22:     0x55e9b772f919 - std::panicking::try::do_call::hb8da45704d5cfbbf
[INFO] [stderr]                                  at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/panicking.rs:401:40
[INFO] [stderr]     23:     0x55e9b772f919 - std::panicking::try::h4beadc19a78fec52
[INFO] [stderr]                                  at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/panicking.rs:365:19
[INFO] [stderr]     24:     0x55e9b772f919 - std::panic::catch_unwind::hc58016cd36ba81a4
[INFO] [stderr]                                  at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/panic.rs:433:14
[INFO] [stderr]     25:     0x55e9b772f919 - std::rt::lang_start_internal::hc51399759a90501a
[INFO] [stderr]                                  at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/rt.rs:34:21
[INFO] [stderr]     26:     0x55e9b75c9b10 - std::rt::lang_start::h9a073d663c0ac5c6
[INFO] [stderr]                                  at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/rt.rs:48:5
[INFO] [stderr]     27:     0x55e9b75d2bac - main
[INFO] [stderr]     28:     0x7fe79df3c0b3 - __libc_start_main
[INFO] [stderr]     29:     0x55e9b75c0b1e - _start
[INFO] [stderr]     30:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "e8e7144c5b78eea667210e728c7b110db9012ddc4e51c530186928fed06a384a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8e7144c5b78eea667210e728c7b110db9012ddc4e51c530186928fed06a384a", kill_on_drop: false }`
[INFO] [stdout] e8e7144c5b78eea667210e728c7b110db9012ddc4e51c530186928fed06a384a