[INFO] cloning repository https://github.com/deaz/pyo3-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/deaz/pyo3-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeaz%2Fpyo3-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeaz%2Fpyo3-test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8a05c9985a5c9dd2be585217681d95fbd745cd4d
[INFO] checking deaz/pyo3-test against try#3857be5045fe74bd0f296f6f4c23db10f8857f73 for pr-156807
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeaz%2Fpyo3-test" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-7-tc2/source/.cargo/config
[INFO] removed /workspace/builds/worker-7-tc2/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/deaz/pyo3-test
[INFO] finished tweaking git repo https://github.com/deaz/pyo3-test
[INFO] tweaked toml for git repo https://github.com/deaz/pyo3-test written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/deaz/pyo3-test on toolchain 3857be5045fe74bd0f296f6f4c23db10f8857f73
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3857be5045fe74bd0f296f6f4c23db10f8857f73" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/deaz/pyo3-test already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3857be5045fe74bd0f296f6f4c23db10f8857f73" "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 memchr v2.1.3
[INFO] [stderr]   Downloaded spin v0.5.0
[INFO] [stderr]   Downloaded proc-macro-hack v0.4.1
[INFO] [stderr]   Downloaded ctor v0.1.7
[INFO] [stderr]   Downloaded proc-macro-hack-impl v0.4.1
[INFO] [stderr]   Downloaded mashup-impl v0.1.9
[INFO] [stderr]   Downloaded inventory-impl v0.1.3
[INFO] [stderr]   Downloaded ghost v0.1.0
[INFO] [stderr]   Downloaded quote v0.6.11
[INFO] [stderr]   Downloaded inventory v0.1.3
[INFO] [stderr]   Downloaded mashup v0.1.9
[INFO] [stderr]   Downloaded pyo3-derive-backend v0.6.0-alpha.2
[INFO] [stderr]   Downloaded proc-macro2 v0.4.27
[INFO] [stderr]   Downloaded regex-syntax v0.6.5
[INFO] [stderr]   Downloaded syn v0.15.26
[INFO] [stderr]   Downloaded pyo3 v0.6.0-alpha.2
[INFO] [stderr]   Downloaded regex v1.1.0
[INFO] [stderr]   Downloaded libc v0.2.48
[INFO] [stderr]   Downloaded pyo3cls v0.6.0-alpha.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3857be5045fe74bd0f296f6f4c23db10f8857f73" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 334d781c900c229dd54928ac305252ea0fb3d215bfeed8361678c6013d1baaeb
[INFO] running `Command { std: "docker" "start" "-a" "334d781c900c229dd54928ac305252ea0fb3d215bfeed8361678c6013d1baaeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "334d781c900c229dd54928ac305252ea0fb3d215bfeed8361678c6013d1baaeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "334d781c900c229dd54928ac305252ea0fb3d215bfeed8361678c6013d1baaeb", kill_on_drop: false }`
[INFO] [stdout] 334d781c900c229dd54928ac305252ea0fb3d215bfeed8361678c6013d1baaeb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3857be5045fe74bd0f296f6f4c23db10f8857f73" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c3733de0630d358afa5126f81eb77a8f3bf160af47279a20932c7e591261736
[INFO] running `Command { std: "docker" "start" "-a" "9c3733de0630d358afa5126f81eb77a8f3bf160af47279a20932c7e591261736", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]    Compiling memchr v2.1.3
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling proc-macro-hack-impl v0.4.1
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling regex-syntax v0.6.5
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]     Checking spin v0.5.0
[INFO] [stderr]    Compiling proc-macro-hack v0.4.1
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling mashup-impl v0.1.9
[INFO] [stderr]     Checking mashup v0.1.9
[INFO] [stderr]    Compiling pyo3 v0.6.0-alpha.2
[INFO] [stderr]    Compiling pyo3-derive-backend v0.6.0-alpha.2
[INFO] [stderr] error: failed to run custom build command for `pyo3 v0.6.0-alpha.2`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/pyo3-959145fdd3bc6ad1/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (357) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pyo3-0.6.0-alpha.2/build.rs:571:6:
[INFO] [stderr]   called `Result::unwrap()` on an `Err` value: "Failed to run the python interpreter at python: No such file or directory (os error 2)"
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55fe96c53bd8 - std[f691dc057df58223]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x55fe96c53bd8 - std[f691dc057df58223]::backtrace_rs::backtrace::trace_unsynchronized::<std[f691dc057df58223]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x55fe96c53bd8 - std[f691dc057df58223]::sys::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]      3:     0x55fe96c53bd8 - <<std[f691dc057df58223]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[848acaa9ff6f88cd]::fmt::Display>::fmt
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]      4:     0x55fe96c6630a - <core[848acaa9ff6f88cd]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x55fe96c6630a - core[848acaa9ff6f88cd]::fmt::write
[INFO] [stderr]      6:     0x55fe96c581f2 - std[f691dc057df58223]::io::default_write_fmt::<std[f691dc057df58223]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/std/src/io/mod.rs:622:11
[INFO] [stderr]      7:     0x55fe96c581f2 - <std[f691dc057df58223]::sys::stdio::unix::Stderr as std[f691dc057df58223]::io::Write>::write_fmt
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/std/src/io/mod.rs:1977:13
[INFO] [stderr]      8:     0x55fe96c388a6 - <std[f691dc057df58223]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]      9:     0x55fe96c388a6 - std[f691dc057df58223]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/std/src/panicking.rs:292:27
[INFO] [stderr]     10:     0x55fe96c4f011 - std[f691dc057df58223]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/std/src/panicking.rs:319:9
[INFO] [stderr]     11:     0x55fe96c4f1cb - std[f691dc057df58223]::panicking::panic_with_hook
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/std/src/panicking.rs:825:13
[INFO] [stderr]     12:     0x55fe96c38962 - std[f691dc057df58223]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/std/src/panicking.rs:698:13
[INFO] [stderr]     13:     0x55fe96c30329 - std[f691dc057df58223]::sys::backtrace::__rust_end_short_backtrace::<std[f691dc057df58223]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]     14:     0x55fe96c392cd - __rustc[346a28cc0deed41]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/std/src/panicking.rs:689:5
[INFO] [stderr]     15:     0x55fe96c66acc - core[848acaa9ff6f88cd]::panicking::panic_fmt
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x55fe96c66842 - core[848acaa9ff6f88cd]::result::unwrap_failed
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/core/src/result.rs:1867:5
[INFO] [stderr]     17:     0x55fe96b240eb - build_script_build[fc38d838cb5caf24]::main
[INFO] [stderr]     18:     0x55fe96b2d8f3 - <fn() as core[848acaa9ff6f88cd]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     19:     0x55fe96b28c06 - std[f691dc057df58223]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     20:     0x55fe96b29fa9 - std[f691dc057df58223]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     21:     0x55fe96c4e1d7 - <&dyn core[848acaa9ff6f88cd]::ops::function::Fn<(), Output = i32> + core[848acaa9ff6f88cd]::panic::unwind_safe::RefUnwindSafe + core[848acaa9ff6f88cd]::marker::Sync as core[848acaa9ff6f88cd]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     22:     0x55fe96c4e1d7 - std[f691dc057df58223]::panicking::catch_unwind::do_call::<&dyn core[848acaa9ff6f88cd]::ops::function::Fn<(), Output = i32> + core[848acaa9ff6f88cd]::panic::unwind_safe::RefUnwindSafe + core[848acaa9ff6f88cd]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/std/src/panicking.rs:581:40
[INFO] [stderr]     23:     0x55fe96c4e1d7 - std[f691dc057df58223]::panicking::catch_unwind::<i32, &dyn core[848acaa9ff6f88cd]::ops::function::Fn<(), Output = i32> + core[848acaa9ff6f88cd]::panic::unwind_safe::RefUnwindSafe + core[848acaa9ff6f88cd]::marker::Sync>
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/std/src/panicking.rs:544:19
[INFO] [stderr]     24:     0x55fe96c4e1d7 - std[f691dc057df58223]::panic::catch_unwind::<&dyn core[848acaa9ff6f88cd]::ops::function::Fn<(), Output = i32> + core[848acaa9ff6f88cd]::panic::unwind_safe::RefUnwindSafe + core[848acaa9ff6f88cd]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/std/src/panic.rs:359:14
[INFO] [stderr]     25:     0x55fe96c4e1d7 - std[f691dc057df58223]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/std/src/rt.rs:175:24
[INFO] [stderr]     26:     0x55fe96c4e1d7 - std[f691dc057df58223]::panicking::catch_unwind::do_call::<std[f691dc057df58223]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/std/src/panicking.rs:581:40
[INFO] [stderr]     27:     0x55fe96c4e1d7 - std[f691dc057df58223]::panicking::catch_unwind::<isize, std[f691dc057df58223]::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/std/src/panicking.rs:544:19
[INFO] [stderr]     28:     0x55fe96c4e1d7 - std[f691dc057df58223]::panic::catch_unwind::<std[f691dc057df58223]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/std/src/panic.rs:359:14
[INFO] [stderr]     29:     0x55fe96c4e1d7 - std[f691dc057df58223]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/std/src/rt.rs:171:5
[INFO] [stderr]     30:     0x55fe96b28b81 - std[f691dc057df58223]::rt::lang_start::<()>
[INFO] [stderr]     31:     0x55fe96b27435 - main
[INFO] [stderr]     32:     0x7ac85846e1ca - <unknown>
[INFO] [stderr]     33:     0x7ac85846e28b - __libc_start_main
[INFO] [stderr]     34:     0x55fe96b1c325 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "9c3733de0630d358afa5126f81eb77a8f3bf160af47279a20932c7e591261736", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c3733de0630d358afa5126f81eb77a8f3bf160af47279a20932c7e591261736", kill_on_drop: false }`
[INFO] [stdout] 9c3733de0630d358afa5126f81eb77a8f3bf160af47279a20932c7e591261736
