[INFO] cloning repository https://github.com/herwigstuetz/pyc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/herwigstuetz/pyc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fherwigstuetz%2Fpyc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fherwigstuetz%2Fpyc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2403a2f5c0574658a6984435cd6a80c3a7e0ed20
[INFO] checking herwigstuetz/pyc against try#0611f7de057c584b8771102fde7aed6c70c71d3b for pr-146440
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fherwigstuetz%2Fpyc" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/herwigstuetz/pyc
[INFO] finished tweaking git repo https://github.com/herwigstuetz/pyc
[INFO] tweaked toml for git repo https://github.com/herwigstuetz/pyc written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/herwigstuetz/pyc on toolchain 0611f7de057c584b8771102fde7aed6c70c71d3b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/herwigstuetz/pyc 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" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pyo3-macros v0.13.2
[INFO] [stderr]   Downloaded inventory v0.1.10
[INFO] [stderr]   Downloaded unindent v0.1.7
[INFO] [stderr]   Downloaded pyo3-macros-backend v0.13.2
[INFO] [stderr]   Downloaded inventory-impl v0.1.10
[INFO] [stderr]   Downloaded ghost v0.1.2
[INFO] [stderr]   Downloaded dict_derive v0.3.1
[INFO] [stderr]   Downloaded pyo3 v0.13.2
[INFO] [stderr]   Downloaded cbindgen v0.15.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e8ab4404a9bdb9ad7317f142befce45745e84369475dd7eb45b886bc2390469
[INFO] running `Command { std: "docker" "start" "-a" "6e8ab4404a9bdb9ad7317f142befce45745e84369475dd7eb45b886bc2390469", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e8ab4404a9bdb9ad7317f142befce45745e84369475dd7eb45b886bc2390469", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e8ab4404a9bdb9ad7317f142befce45745e84369475dd7eb45b886bc2390469", kill_on_drop: false }`
[INFO] [stdout] 6e8ab4404a9bdb9ad7317f142befce45745e84369475dd7eb45b886bc2390469
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cecf433497324bc51f0eb1143cac62f57d96a995f5d833abf1969cb324219441
[INFO] running `Command { std: "docker" "start" "-a" "cecf433497324bc51f0eb1143cac62f57d96a995f5d833abf1969cb324219441", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling cbindgen v0.15.0
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling unindent v0.1.7
[INFO] [stderr]    Compiling inventory v0.1.10
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling pyo3 v0.13.2
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling pyo3-macros-backend v0.13.2
[INFO] [stderr]    Compiling inventory-impl v0.1.10
[INFO] [stderr]    Compiling indoc-impl v0.3.6
[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]    Compiling ghost v0.1.2
[INFO] [stderr]    Compiling dict_derive v0.3.1
[INFO] [stderr]     Checking indoc v0.3.6
[INFO] [stderr]    Compiling pyo3-macros v0.13.2
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling py v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `py v0.1.0 (/opt/rustwide/workdir)`
[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/py-f635a139e963dcbf/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (909) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cbindgen-0.15.0/src/bindgen/bindings.rs:99:44:
[INFO] [stderr]   called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x61fcc53fe1c8 - std[3f4a11723d1a93a6]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                  at /rustc/0611f7de057c584b8771102fde7aed6c70c71d3b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x61fcc53fe1c8 - std[3f4a11723d1a93a6]::backtrace_rs::backtrace::trace_unsynchronized::<std[3f4a11723d1a93a6]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                  at /rustc/0611f7de057c584b8771102fde7aed6c70c71d3b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x61fcc53fe1c8 - std[3f4a11723d1a93a6]::sys::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/0611f7de057c584b8771102fde7aed6c70c71d3b/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]      3:     0x61fcc53fe1c8 - <<std[3f4a11723d1a93a6]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[905eda2a4a081fe0]::fmt::Display>::fmt
[INFO] [stderr]                                  at /rustc/0611f7de057c584b8771102fde7aed6c70c71d3b/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]      4:     0x61fcc54151da - <core[905eda2a4a081fe0]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                  at /rustc/0611f7de057c584b8771102fde7aed6c70c71d3b/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x61fcc54151da - core[905eda2a4a081fe0]::fmt::write
[INFO] [stderr]      6:     0x61fcc5403582 - std[3f4a11723d1a93a6]::io::default_write_fmt::<std[3f4a11723d1a93a6]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                  at /rustc/0611f7de057c584b8771102fde7aed6c70c71d3b/library/std/src/io/mod.rs:622:11
[INFO] [stderr]      7:     0x61fcc5403582 - <std[3f4a11723d1a93a6]::sys::stdio::unix::Stderr as std[3f4a11723d1a93a6]::io::Write>::write_fmt
[INFO] [stderr]                                  at /rustc/0611f7de057c584b8771102fde7aed6c70c71d3b/library/std/src/io/mod.rs:1977:13
[INFO] [stderr]      8:     0x61fcc53e0216 - <std[3f4a11723d1a93a6]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                  at /rustc/0611f7de057c584b8771102fde7aed6c70c71d3b/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]      9:     0x61fcc53e0216 - std[3f4a11723d1a93a6]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                  at /rustc/0611f7de057c584b8771102fde7aed6c70c71d3b/library/std/src/panicking.rs:292:27
[INFO] [stderr]     10:     0x61fcc53f8bf1 - std[3f4a11723d1a93a6]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/0611f7de057c584b8771102fde7aed6c70c71d3b/library/std/src/panicking.rs:319:9
[INFO] [stderr]     11:     0x61fcc53f8ea2 - <alloc[63d4e4977e77cdad]::boxed::Box<dyn for<'a, 'b> core[905eda2a4a081fe0]::ops::function::Fn<(&'a std[3f4a11723d1a93a6]::panic::PanicHookInfo<'b>,), Output = ()> + core[905eda2a4a081fe0]::marker::Sync + core[905eda2a4a081fe0]::marker::Send> as core[905eda2a4a081fe0]::ops::function::Fn<(&std[3f4a11723d1a93a6]::panic::PanicHookInfo,)>>::call
[INFO] [stderr]                                  at /rustc/0611f7de057c584b8771102fde7aed6c70c71d3b/library/alloc/src/boxed.rs:2289:9
[INFO] [stderr]     12:     0x61fcc53f8ea2 - std[3f4a11723d1a93a6]::panicking::panic_with_hook
[INFO] [stderr]                                  at /rustc/0611f7de057c584b8771102fde7aed6c70c71d3b/library/std/src/panicking.rs:833:13
[INFO] [stderr]     13:     0x61fcc53e02d2 - std[3f4a11723d1a93a6]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                  at /rustc/0611f7de057c584b8771102fde7aed6c70c71d3b/library/std/src/panicking.rs:698:13
[INFO] [stderr]     14:     0x61fcc53d7ae9 - std[3f4a11723d1a93a6]::sys::backtrace::__rust_end_short_backtrace::<std[3f4a11723d1a93a6]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                  at /rustc/0611f7de057c584b8771102fde7aed6c70c71d3b/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]     15:     0x61fcc53e0bcd - __rustc[dc8495c02da51c7d]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/0611f7de057c584b8771102fde7aed6c70c71d3b/library/std/src/panicking.rs:689:5
[INFO] [stderr]     16:     0x61fcc5415a1c - core[905eda2a4a081fe0]::panicking::panic_fmt
[INFO] [stderr]                                  at /rustc/0611f7de057c584b8771102fde7aed6c70c71d3b/library/core/src/panicking.rs:80:14
[INFO] [stderr]     17:     0x61fcc5415792 - core[905eda2a4a081fe0]::result::unwrap_failed
[INFO] [stderr]                                  at /rustc/0611f7de057c584b8771102fde7aed6c70c71d3b/library/core/src/result.rs:1867:5
[INFO] [stderr]     18:     0x61fcc50e1add - <cbindgen[d738e7303566ef18]::bindgen::bindings::Bindings>::write_to_file::<alloc[63d4e4977e77cdad]::string::String>
[INFO] [stderr]     19:     0x61fcc50d827a - build_script_build[d50015d8088d9283]::main
[INFO] [stderr]     20:     0x61fcc50d95d3 - <fn() as core[905eda2a4a081fe0]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     21:     0x61fcc50dd106 - std[3f4a11723d1a93a6]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     22:     0x61fcc50de759 - std[3f4a11723d1a93a6]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     23:     0x61fcc53f7da7 - <&dyn core[905eda2a4a081fe0]::ops::function::Fn<(), Output = i32> + core[905eda2a4a081fe0]::marker::Sync + core[905eda2a4a081fe0]::panic::unwind_safe::RefUnwindSafe as core[905eda2a4a081fe0]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/0611f7de057c584b8771102fde7aed6c70c71d3b/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     24:     0x61fcc53f7da7 - std[3f4a11723d1a93a6]::panicking::catch_unwind::do_call::<&dyn core[905eda2a4a081fe0]::ops::function::Fn<(), Output = i32> + core[905eda2a4a081fe0]::marker::Sync + core[905eda2a4a081fe0]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                  at /rustc/0611f7de057c584b8771102fde7aed6c70c71d3b/library/std/src/panicking.rs:581:40
[INFO] [stderr]     25:     0x61fcc53f7da7 - std[3f4a11723d1a93a6]::panicking::catch_unwind::<i32, &dyn core[905eda2a4a081fe0]::ops::function::Fn<(), Output = i32> + core[905eda2a4a081fe0]::marker::Sync + core[905eda2a4a081fe0]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stderr]                                  at /rustc/0611f7de057c584b8771102fde7aed6c70c71d3b/library/std/src/panicking.rs:544:19
[INFO] [stderr]     26:     0x61fcc53f7da7 - std[3f4a11723d1a93a6]::panic::catch_unwind::<&dyn core[905eda2a4a081fe0]::ops::function::Fn<(), Output = i32> + core[905eda2a4a081fe0]::marker::Sync + core[905eda2a4a081fe0]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                  at /rustc/0611f7de057c584b8771102fde7aed6c70c71d3b/library/std/src/panic.rs:359:14
[INFO] [stderr]     27:     0x61fcc53f7da7 - std[3f4a11723d1a93a6]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                  at /rustc/0611f7de057c584b8771102fde7aed6c70c71d3b/library/std/src/rt.rs:175:24
[INFO] [stderr]     28:     0x61fcc53f7da7 - std[3f4a11723d1a93a6]::panicking::catch_unwind::do_call::<std[3f4a11723d1a93a6]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/0611f7de057c584b8771102fde7aed6c70c71d3b/library/std/src/panicking.rs:581:40
[INFO] [stderr]     29:     0x61fcc53f7da7 - std[3f4a11723d1a93a6]::panicking::catch_unwind::<isize, std[3f4a11723d1a93a6]::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                                  at /rustc/0611f7de057c584b8771102fde7aed6c70c71d3b/library/std/src/panicking.rs:544:19
[INFO] [stderr]     30:     0x61fcc53f7da7 - std[3f4a11723d1a93a6]::panic::catch_unwind::<std[3f4a11723d1a93a6]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/0611f7de057c584b8771102fde7aed6c70c71d3b/library/std/src/panic.rs:359:14
[INFO] [stderr]     31:     0x61fcc53f7da7 - std[3f4a11723d1a93a6]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/0611f7de057c584b8771102fde7aed6c70c71d3b/library/std/src/rt.rs:171:5
[INFO] [stderr]     32:     0x61fcc50dd0f1 - std[3f4a11723d1a93a6]::rt::lang_start::<()>
[INFO] [stderr]     33:     0x61fcc50d96c5 - main
[INFO] [stderr]     34:     0x7694cc1501ca - <unknown>
[INFO] [stderr]     35:     0x7694cc15028b - __libc_start_main
[INFO] [stderr]     36:     0x61fcc50b2f85 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "cecf433497324bc51f0eb1143cac62f57d96a995f5d833abf1969cb324219441", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cecf433497324bc51f0eb1143cac62f57d96a995f5d833abf1969cb324219441", kill_on_drop: false }`
[INFO] [stdout] cecf433497324bc51f0eb1143cac62f57d96a995f5d833abf1969cb324219441
