[INFO] cloning repository https://github.com/lykhouzov/play-with-wgpu
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lykhouzov/play-with-wgpu" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flykhouzov%2Fplay-with-wgpu", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flykhouzov%2Fplay-with-wgpu'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e3a24b5fa32c69f62dd02c5c3308e0abc7f9e889
[INFO] testing lykhouzov/play-with-wgpu against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flykhouzov%2Fplay-with-wgpu" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lykhouzov/play-with-wgpu
[INFO] finished tweaking git repo https://github.com/lykhouzov/play-with-wgpu
[INFO] tweaked toml for git repo https://github.com/lykhouzov/play-with-wgpu written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lykhouzov/play-with-wgpu on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lykhouzov/play-with-wgpu 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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] [stderr]       Adding wgpu v0.5.0 (https://github.com/gfx-rs/wgpu-rs?branch=master#fe1c4021)
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b7dd72a8fce6a0d898b1063696b2957913fd7abad7296e26ea591ce0664255d7
[INFO] running `Command { std: "docker" "start" "-a" "b7dd72a8fce6a0d898b1063696b2957913fd7abad7296e26ea591ce0664255d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7dd72a8fce6a0d898b1063696b2957913fd7abad7296e26ea591ce0664255d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7dd72a8fce6a0d898b1063696b2957913fd7abad7296e26ea591ce0664255d7", kill_on_drop: false }`
[INFO] [stdout] b7dd72a8fce6a0d898b1063696b2957913fd7abad7296e26ea591ce0664255d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 284059fb025132eb4443e59b131cb5bfce7d5a57ae094cb155b4a9ab5df7a812
[INFO] running `Command { std: "docker" "start" "-a" "284059fb025132eb4443e59b131cb5bfce7d5a57ae094cb155b4a9ab5df7a812", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling byte-tools v0.2.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling block-buffer v0.3.3
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling libloading v0.6.2
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling proc-macro-nested v0.1.5
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stderr]    Compiling smallvec v1.4.0
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]    Compiling once_cell v1.4.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]    Compiling futures-sink v0.3.5
[INFO] [stderr]    Compiling gfx-hal v0.5.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling generic-array v0.9.0
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling atom v0.3.5
[INFO] [stderr]    Compiling digest v0.7.6
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling sha2 v0.7.1
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling hibitset v0.6.3
[INFO] [stderr]    Compiling glsl-to-spirv v0.1.7
[INFO] [stderr]    Compiling ash v0.31.0
[INFO] [stderr]    Compiling spirv_headers v1.4.2
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling tracing-core v0.1.11
[INFO] [stderr]    Compiling arrayvec v0.5.1
[INFO] [stderr]    Compiling tracing v0.1.17
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling wgpu-types v0.5.0 (https://github.com/gfx-rs/wgpu?rev=11b3a95671d096aae2eac0d187be5472b5ab91c0#11b3a956)
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling gfx-backend-empty v0.5.0
[INFO] [stderr]    Compiling gfx-descriptor v0.1.0 (https://github.com/gfx-rs/gfx-extras?rev=473a4cdc63463e7986707507c4a7f6a3a767e329#473a4cdc)
[INFO] [stderr]    Compiling gfx-memory v0.1.3 (https://github.com/gfx-rs/gfx-extras?rev=473a4cdc63463e7986707507c4a7f6a3a767e329#473a4cdc)
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling copyless v0.1.5
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling typed-arena v2.0.1
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling pin-project-internal v0.4.20
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling thiserror v1.0.20
[INFO] [stderr]    Compiling naga v0.1.0 (https://github.com/gfx-rs/naga?rev=94802078c3bc5d138f497419ea3e7a869f10916d#94802078)
[INFO] [stderr]    Compiling pin-project v0.4.20
[INFO] [stderr]    Compiling gfx-backend-vulkan v0.5.11
[INFO] [stderr]    Compiling zerocopy-derive v0.2.0
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling zerocopy v0.3.0
[INFO] [stderr]    Compiling wgpu-core v0.5.0 (https://github.com/gfx-rs/wgpu?rev=11b3a95671d096aae2eac0d187be5472b5ab91c0#11b3a956)
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling wgpu v0.5.0 (https://github.com/gfx-rs/wgpu-rs?branch=master#fe1c4021)
[INFO] [stderr]    Compiling play-with-webgpu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `play-with-webgpu 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/play-with-webgpu-a262ef12444a92d4/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (1730) panicked at build.rs:21:51:
[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:     0x61975bbba722 - std::backtrace_rs::backtrace::libunwind::trace::h22a6a535a50603c6
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x61975bbba722 - std::backtrace_rs::backtrace::trace_unsynchronized::h2503a4f30dbfbaa2
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x61975bbba722 - std::sys::backtrace::_print_fmt::hec54e31f36456895
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x61975bbba722 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hb1988e8b50fa5f19
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x61975bbca29f - core::fmt::rt::Argument::fmt::h3118a66e1a57a586
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x61975bbca29f - core::fmt::write::hcd056e06a609f600
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/fmt/mod.rs:1468:25
[INFO] [stderr]      6:     0x61975bb90581 - std::io::default_write_fmt::h45f0f9de0268fdcb
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x61975bb90581 - std::io::Write::write_fmt::hc685c74e0b8ce55d
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x61975bb99f12 - std::sys::backtrace::BacktraceLock::print::h69f50ba7cfff8317
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x61975bb9bd9c - std::panicking::default_hook::{{closure}}::hfa978eb2255ab3ab
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x61975bb9bbf6 - std::panicking::default_hook::h09da2eaf8f1deadd
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x61975bb9c425 - std::panicking::panic_with_hook::h13c40d280d130fd3
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x61975bb9c2ba - std::panicking::panic_handler::{{closure}}::hd79d22e8a1d3b951
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:707:13
[INFO] [stderr]     13:     0x61975bb9a049 - std::sys::backtrace::__rust_end_short_backtrace::h83414d1ec69cf3a6
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x61975bb846bd - __rustc[b78aa6c7b08e5dc4]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x61975bbcd7e0 - core::panicking::panic_fmt::h326b75cf8ee01b13
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/panicking.rs:78:14
[INFO] [stderr]     16:     0x61975bbcceb6 - core::result::unwrap_failed::h38baee32fdec5ac8
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/result.rs:1855:5
[INFO] [stderr]     17:     0x61975bb44b5f - build_script_build::main::h44e81e32441c9d25
[INFO] [stderr]     18:     0x61975bb450d3 - core::ops::function::FnOnce::call_once::he4d0a9ec8ead60e6
[INFO] [stderr]     19:     0x61975bb44ed6 - std::sys::backtrace::__rust_begin_short_backtrace::he7d7447b6146a981
[INFO] [stderr]     20:     0x61975bb44ea9 - std::rt::lang_start::{{closure}}::he81f0cae9623a910
[INFO] [stderr]     21:     0x61975bb917f0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h387c5546b57ddfde
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     22:     0x61975bb917f0 - std::panicking::catch_unwind::do_call::hf9fdd250c001d1cd
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:590:40
[INFO] [stderr]     23:     0x61975bb917f0 - std::panicking::catch_unwind::hc213e1339e7313f3
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:553:19
[INFO] [stderr]     24:     0x61975bb917f0 - std::panic::catch_unwind::h7e2e13142bd98e67
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panic.rs:359:14
[INFO] [stderr]     25:     0x61975bb917f0 - std::rt::lang_start_internal::{{closure}}::ha8eea67def213c83
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/rt.rs:175:24
[INFO] [stderr]     26:     0x61975bb917f0 - std::panicking::catch_unwind::do_call::hc6f04b090be4f56e
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:590:40
[INFO] [stderr]     27:     0x61975bb917f0 - std::panicking::catch_unwind::hfb8ae23b2e34f7c2
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:553:19
[INFO] [stderr]     28:     0x61975bb917f0 - std::panic::catch_unwind::hf2cef20feb3addd6
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panic.rs:359:14
[INFO] [stderr]     29:     0x61975bb917f0 - std::rt::lang_start_internal::h1ca864a6b9355c57
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/rt.rs:171:5
[INFO] [stderr]     30:     0x61975bb44e91 - std::rt::lang_start::h139ceefa7be73b9a
[INFO] [stderr]     31:     0x61975bb45665 - main
[INFO] [stderr]     32:     0x70eae239f1ca - <unknown>
[INFO] [stderr]     33:     0x70eae239f28b - __libc_start_main
[INFO] [stderr]     34:     0x61975bb442a5 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "284059fb025132eb4443e59b131cb5bfce7d5a57ae094cb155b4a9ab5df7a812", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "284059fb025132eb4443e59b131cb5bfce7d5a57ae094cb155b4a9ab5df7a812", kill_on_drop: false }`
[INFO] [stdout] 284059fb025132eb4443e59b131cb5bfce7d5a57ae094cb155b4a9ab5df7a812