[INFO] cloning repository https://github.com/dmyTRUEk/vulkano-compute-shader-capacity-overflow
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dmyTRUEk/vulkano-compute-shader-capacity-overflow" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FdmyTRUEk%2Fvulkano-compute-shader-capacity-overflow", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FdmyTRUEk%2Fvulkano-compute-shader-capacity-overflow'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 344861582a605034d0e1abf94b5b5f7255132c09
[INFO] checking dmyTRUEk/vulkano-compute-shader-capacity-overflow against try#84addd32a13fa2d3f62fe5d99031611147b7fb13 for pr-147565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FdmyTRUEk%2Fvulkano-compute-shader-capacity-overflow" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dmyTRUEk/vulkano-compute-shader-capacity-overflow
[INFO] finished tweaking git repo https://github.com/dmyTRUEk/vulkano-compute-shader-capacity-overflow
[INFO] tweaked toml for git repo https://github.com/dmyTRUEk/vulkano-compute-shader-capacity-overflow written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dmyTRUEk/vulkano-compute-shader-capacity-overflow on toolchain 84addd32a13fa2d3f62fe5d99031611147b7fb13
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+84addd32a13fa2d3f62fe5d99031611147b7fb13" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dmyTRUEk/vulkano-compute-shader-capacity-overflow 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" "+84addd32a13fa2d3f62fe5d99031611147b7fb13" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking dmyTRUEk/vulkano-compute-shader-capacity-overflow against try#84addd32a13fa2d3f62fe5d99031611147b7fb13 for pr-147565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FdmyTRUEk%2Fvulkano-compute-shader-capacity-overflow" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dmyTRUEk/vulkano-compute-shader-capacity-overflow
[INFO] finished tweaking git repo https://github.com/dmyTRUEk/vulkano-compute-shader-capacity-overflow
[INFO] tweaked toml for git repo https://github.com/dmyTRUEk/vulkano-compute-shader-capacity-overflow written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dmyTRUEk/vulkano-compute-shader-capacity-overflow on toolchain 84addd32a13fa2d3f62fe5d99031611147b7fb13
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+84addd32a13fa2d3f62fe5d99031611147b7fb13" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dmyTRUEk/vulkano-compute-shader-capacity-overflow 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" "+84addd32a13fa2d3f62fe5d99031611147b7fb13" "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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crossbeam-channel v0.4.4
[INFO] [stderr]   Downloaded crossbeam v0.7.3
[INFO] [stderr]   Downloaded half v1.7.1
[INFO] [stderr]   Downloaded vulkano-shaders v0.20.0
[INFO] [stderr]   Downloaded vk-sys v0.5.3
[INFO] [stderr]   Downloaded shaderc v0.6.3
[INFO] [stderr]   Downloaded vulkano v0.20.0
[INFO] [stderr]   Downloaded libc v0.2.82
[INFO] [stderr]   Downloaded shaderc-sys v0.6.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+84addd32a13fa2d3f62fe5d99031611147b7fb13" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c27cb2ddb1e2591d3832411463b2c66344b52741ac569b71bc3f22bbbe8adaec
[INFO] running `Command { std: "docker" "start" "-a" "c27cb2ddb1e2591d3832411463b2c66344b52741ac569b71bc3f22bbbe8adaec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c27cb2ddb1e2591d3832411463b2c66344b52741ac569b71bc3f22bbbe8adaec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c27cb2ddb1e2591d3832411463b2c66344b52741ac569b71bc3f22bbbe8adaec", kill_on_drop: false }`
[INFO] [stdout] c27cb2ddb1e2591d3832411463b2c66344b52741ac569b71bc3f22bbbe8adaec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+84addd32a13fa2d3f62fe5d99031611147b7fb13" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc1d79d1f1dc31d9de62dbd19e5be9052d34471175fbc27dba2aab4f8cfed36c
[INFO] running `Command { std: "docker" "start" "-a" "dc1d79d1f1dc31d9de62dbd19e5be9052d34471175fbc27dba2aab4f8cfed36c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling vulkano v0.20.0
[INFO] [stderr]     Checking vk-sys v0.5.3
[INFO] [stderr]     Checking half v1.7.1
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling shaderc-sys v0.6.3
[INFO] [stderr]     Checking parking_lot_core v0.8.2
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr] warning: shaderc-sys@0.6.3: Checking for system installed libraries.  Use --features = build-from-source to disable this behavior
[INFO] [stderr] warning: shaderc-sys@0.6.3: System installed library not found.  Falling back to build from source
[INFO] [stderr] error: failed to run custom build command for `shaderc-sys v0.6.3`
[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/shaderc-sys-c561254226140935/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:warning=Checking for system installed libraries.  Use --features = build-from-source to disable this behavior
[INFO] [stderr]   cargo:warning=System installed library not found.  Falling back to build from source
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (350) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/shaderc-sys-0.6.3/build/cmd_finder.rs:50:13:
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   couldn't find required command: "python"
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x583a5f357c52 - std::backtrace_rs::backtrace::libunwind::trace::he6497768e77a23a7
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x583a5f357c52 - std::backtrace_rs::backtrace::trace_unsynchronized::h1bece4d2a65fce43
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x583a5f357c52 - std::sys::backtrace::_print_fmt::hf3ace33aee92ef22
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x583a5f357c52 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hd4c5c975129e4ba7
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x583a5f367f0f - core::fmt::rt::Argument::fmt::h149a4f931b3fb3e6
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x583a5f367f0f - core::fmt::write::hb1789ca8ca65b9ee
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/core/src/fmt/mod.rs:1469:25
[INFO] [stderr]      6:     0x583a5f327723 - std::io::default_write_fmt::hca2d03199d10018d
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x583a5f327723 - std::io::Write::write_fmt::hf8b0557bcdd681a9
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x583a5f332392 - std::sys::backtrace::BacktraceLock::print::h6471ffec93a9de2f
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x583a5f3354cf - std::panicking::default_hook::{{closure}}::h1945cee0ae92ece0
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x583a5f335329 - std::panicking::default_hook::h64b97aa94ecad0c2
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x583a5f335aa5 - std::panicking::panic_with_hook::hbc4e0b3f52aed87e
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x583a5f33593a - std::panicking::panic_handler::{{closure}}::h912e812a4992ed76
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/std/src/panicking.rs:707:13
[INFO] [stderr]     13:     0x583a5f3324d9 - std::sys::backtrace::__rust_end_short_backtrace::he7c4389dc97498c8
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x583a5f31b86d - __rustc[1b174ebc0691b3d5]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x583a5f36bb70 - core::panicking::panic_fmt::h86f4aa06e974ef19
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x583a5f2ca18b - build_script_build::cmd_finder::CommandFinder::must_have::{{closure}}::h3755750bcb1737bc
[INFO] [stderr]     17:     0x583a5f2cfba9 - core::option::Option<T>::unwrap_or_else::h7ff84990096052b3
[INFO] [stderr]     18:     0x583a5f2ca10c - build_script_build::cmd_finder::CommandFinder::must_have::h6afc3cbdc1232114
[INFO] [stderr]     19:     0x583a5f2cd715 - build_script_build::main::h2421fc30ce1524a9
[INFO] [stderr]     20:     0x583a5f2cedc3 - core::ops::function::FnOnce::call_once::h7fc23b47c853a909
[INFO] [stderr]     21:     0x583a5f2ce886 - std::sys::backtrace::__rust_begin_short_backtrace::h328dcf40026f3c7f
[INFO] [stderr]     22:     0x583a5f2ce809 - std::rt::lang_start::{{closure}}::h887d2d7c97513f36
[INFO] [stderr]     23:     0x583a5f328e70 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hf76aba3cfa42aa81
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     24:     0x583a5f328e70 - std::panicking::catch_unwind::do_call::h51f4f18d57f67d7d
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/std/src/panicking.rs:590:40
[INFO] [stderr]     25:     0x583a5f328e70 - std::panicking::catch_unwind::h12e96fb7e9031ed7
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/std/src/panicking.rs:553:19
[INFO] [stderr]     26:     0x583a5f328e70 - std::panic::catch_unwind::hf4066db54cc03af1
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/std/src/panic.rs:359:14
[INFO] [stderr]     27:     0x583a5f328e70 - std::rt::lang_start_internal::{{closure}}::h12f9ba412d646573
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/std/src/rt.rs:175:24
[INFO] [stderr]     28:     0x583a5f328e70 - std::panicking::catch_unwind::do_call::h9806b9c64d06e321
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/std/src/panicking.rs:590:40
[INFO] [stderr]     29:     0x583a5f328e70 - std::panicking::catch_unwind::h95712620610b5f72
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/std/src/panicking.rs:553:19
[INFO] [stderr]     30:     0x583a5f328e70 - std::panic::catch_unwind::hf61dc5c603b36d54
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/std/src/panic.rs:359:14
[INFO] [stderr]     31:     0x583a5f328e70 - std::rt::lang_start_internal::hf81aee4eb90d27bd
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/std/src/rt.rs:171:5
[INFO] [stderr]     32:     0x583a5f2ce7f1 - std::rt::lang_start::h475a706895787b35
[INFO] [stderr]     33:     0x583a5f2d1835 - main
[INFO] [stderr]     34:     0x7dfbc1f811ca - <unknown>
[INFO] [stderr]     35:     0x7dfbc1f8128b - __libc_start_main
[INFO] [stderr]     36:     0x583a5f2c9225 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "dc1d79d1f1dc31d9de62dbd19e5be9052d34471175fbc27dba2aab4f8cfed36c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc1d79d1f1dc31d9de62dbd19e5be9052d34471175fbc27dba2aab4f8cfed36c", kill_on_drop: false }`
[INFO] [stdout] dc1d79d1f1dc31d9de62dbd19e5be9052d34471175fbc27dba2aab4f8cfed36c