[INFO] cloning repository https://github.com/rightfold/caper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rightfold/caper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frightfold%2Fcaper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frightfold%2Fcaper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5493aeda57ab7d66fe667e36236ea7dcb83b81f9
[INFO] testing rightfold/caper against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frightfold%2Fcaper" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rightfold/caper on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rightfold/caper
[INFO] finished tweaking git repo https://github.com/rightfold/caper
[INFO] tweaked toml for git repo https://github.com/rightfold/caper written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/rightfold/caper already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1d9fa02859893948b3e52b8f69575f773fcf163fdfd998966db90e464f1b9fe7
[INFO] running `Command { std: "docker" "start" "-a" "1d9fa02859893948b3e52b8f69575f773fcf163fdfd998966db90e464f1b9fe7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d9fa02859893948b3e52b8f69575f773fcf163fdfd998966db90e464f1b9fe7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d9fa02859893948b3e52b8f69575f773fcf163fdfd998966db90e464f1b9fe7", kill_on_drop: false }`
[INFO] [stdout] 1d9fa02859893948b3e52b8f69575f773fcf163fdfd998966db90e464f1b9fe7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ffb72c0ec1808ace25361463b1ba6d2a3876ede91197ef214067557e10182c68
[INFO] running `Command { std: "docker" "start" "-a" "ffb72c0ec1808ace25361463b1ba6d2a3876ede91197ef214067557e10182c68", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling itoa v0.3.4
[INFO] [stderr]    Compiling dtoa v0.4.2
[INFO] [stderr]    Compiling serde v0.9.15
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling khronos_api v1.0.1
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling adler32 v1.0.2
[INFO] [stderr]    Compiling approx v0.1.1
[INFO] [stderr]    Compiling caper v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling bitflags v1.0.0
[INFO] [stderr]    Compiling time v0.1.38
[INFO] [stderr]    Compiling x11-dl v2.15.0
[INFO] [stderr]    Compiling tempfile v2.2.0
[INFO] [stderr]    Compiling shared_library v0.1.7
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]    Compiling xml-rs v0.6.1
[INFO] [stderr]    Compiling cgmath v0.15.0
[INFO] [stderr]    Compiling deflate v0.7.17
[INFO] [stderr]    Compiling inflate v0.3.3
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling target_build_utils v0.3.1
[INFO] [stderr]    Compiling fs2 v0.2.5
[INFO] [stderr]    Compiling memmap v0.4.0
[INFO] [stderr]    Compiling wayland-scanner v0.9.10
[INFO] [stderr]    Compiling gl_generator v0.5.5
[INFO] [stderr] error: failed to run custom build command for `caper v0.0.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/caper-fe5bb4671b1ff4db/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Traceback (most recent call last):
[INFO] [stderr]     File "tools/build_assets.py", line 38, in <module>
[INFO] [stderr]       main()
[INFO] [stderr]     File "tools/build_assets.py", line 31, in main
[INFO] [stderr]       build_blend(blend_path, obj_path)
[INFO] [stderr]     File "tools/build_assets.py", line 16, in build_blend
[INFO] [stderr]       subprocess.run(command, check=True)
[INFO] [stderr]     File "/usr/lib/python3.8/subprocess.py", line 489, in run
[INFO] [stderr]       with Popen(*popenargs, **kwargs) as process:
[INFO] [stderr]     File "/usr/lib/python3.8/subprocess.py", line 854, in __init__
[INFO] [stderr]       self._execute_child(args, executable, preexec_fn, close_fds,
[INFO] [stderr]     File "/usr/lib/python3.8/subprocess.py", line 1702, in _execute_child
[INFO] [stderr]       raise child_exception_type(errno_num, err_msg, err_filename)
[INFO] [stderr]   FileNotFoundError: [Errno 2] No such file or directory: 'blender'
[INFO] [stderr]   thread 'main' panicked at 'assertion failed: status.success()', build.rs:9:5
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55f1ad8d79a0 - std::backtrace_rs::backtrace::libunwind::trace::h1037ca7e6eeef65c
[INFO] [stderr]                                  at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x55f1ad8d79a0 - std::backtrace_rs::backtrace::trace_unsynchronized::haaefac1bc3669450
[INFO] [stderr]                                  at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55f1ad8d79a0 - std::sys_common::backtrace::_print_fmt::h863a6f5e6d995885
[INFO] [stderr]                                  at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x55f1ad8d79a0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h767e17e1aa7df6a8
[INFO] [stderr]                                  at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x55f1ad8f416c - core::fmt::write::h7aa6cd0067dca82a
[INFO] [stderr]                                  at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/core/src/fmt/mod.rs:1110:17
[INFO] [stderr]      5:     0x55f1ad8d6155 - std::io::Write::write_fmt::h4c802b6f761026c1
[INFO] [stderr]                                  at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/io/mod.rs:1584:15
[INFO] [stderr]      6:     0x55f1ad8d95cb - std::sys_common::backtrace::_print::h2769edb26a7eb606
[INFO] [stderr]                                  at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x55f1ad8d95cb - std::sys_common::backtrace::print::ha71f3549862b4cb6
[INFO] [stderr]                                  at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x55f1ad8d95cb - std::panicking::default_hook::{{closure}}::h95488a3bade217f6
[INFO] [stderr]                                  at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x55f1ad8d90a1 - std::panicking::default_hook::h290aa602c0fb11df
[INFO] [stderr]                                  at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x55f1ad8d9c71 - std::panicking::rust_panic_with_hook::hf32c4fa635e215f2
[INFO] [stderr]                                  at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:622:17
[INFO] [stderr]     11:     0x55f1ad8d9747 - std::panicking::begin_panic_handler::{{closure}}::h95197ccd88846f7a
[INFO] [stderr]                                  at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:517:13
[INFO] [stderr]     12:     0x55f1ad8d7e7c - std::sys_common::backtrace::__rust_end_short_backtrace::h7641df9566f7b7d0
[INFO] [stderr]                                  at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x55f1ad8d96d9 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:515:5
[INFO] [stderr]     14:     0x55f1ad8c1041 - core::panicking::panic_fmt::hbe99dddd3092ba3c
[INFO] [stderr]                                  at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x55f1ad8c0f8d - core::panicking::panic::h3de4db67bd397eb3
[INFO] [stderr]                                  at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/core/src/panicking.rs:50:5
[INFO] [stderr]     16:     0x55f1ad8c5f7d - build_script_build::build_blend::hee6f05c38a13c1fd
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:9:5
[INFO] [stderr]     17:     0x55f1ad8c5ea6 - build_script_build::main::he7311cc4efecd581
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:4:5
[INFO] [stderr]     18:     0x55f1ad8c34cb - core::ops::function::FnOnce::call_once::h4a1858233673af90
[INFO] [stderr]                                  at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     19:     0x55f1ad8c5cde - std::sys_common::backtrace::__rust_begin_short_backtrace::hfbf2e7956c4ecf7c
[INFO] [stderr]                                  at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     20:     0x55f1ad8c5d61 - std::rt::lang_start::{{closure}}::h8c0798d908f913e2
[INFO] [stderr]                                  at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/rt.rs:49:18
[INFO] [stderr]     21:     0x55f1ad8da169 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h04259e4a34d07c2f
[INFO] [stderr]                                  at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     22:     0x55f1ad8da169 - std::panicking::try::do_call::hb8da45704d5cfbbf
[INFO] [stderr]                                  at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:401:40
[INFO] [stderr]     23:     0x55f1ad8da169 - std::panicking::try::h4beadc19a78fec52
[INFO] [stderr]                                  at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:365:19
[INFO] [stderr]     24:     0x55f1ad8da169 - std::panic::catch_unwind::hc58016cd36ba81a4
[INFO] [stderr]                                  at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panic.rs:433:14
[INFO] [stderr]     25:     0x55f1ad8da169 - std::rt::lang_start_internal::hc51399759a90501a
[INFO] [stderr]                                  at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/rt.rs:34:21
[INFO] [stderr]     26:     0x55f1ad8c5d40 - std::rt::lang_start::h167b09778c7ac211
[INFO] [stderr]                                  at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/rt.rs:48:5
[INFO] [stderr]     27:     0x55f1ad8c5f9c - main
[INFO] [stderr]     28:     0x7f5efe52b0b3 - __libc_start_main
[INFO] [stderr]     29:     0x55f1ad8c179e - _start
[INFO] [stderr]     30:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "ffb72c0ec1808ace25361463b1ba6d2a3876ede91197ef214067557e10182c68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffb72c0ec1808ace25361463b1ba6d2a3876ede91197ef214067557e10182c68", kill_on_drop: false }`
[INFO] [stdout] ffb72c0ec1808ace25361463b1ba6d2a3876ede91197ef214067557e10182c68