[INFO] cloning repository https://github.com/ConnorBP/vulkano-helloworld
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ConnorBP/vulkano-helloworld" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FConnorBP%2Fvulkano-helloworld", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FConnorBP%2Fvulkano-helloworld'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bea8c1ba9188315fb02fee44ddb0f5aa4f489280
[INFO] checking ConnorBP/vulkano-helloworld against master#f8463896a9b36a04899c013bd8825a7fd29dd7a4 for pr-151920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FConnorBP%2Fvulkano-helloworld" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ConnorBP/vulkano-helloworld
[INFO] finished tweaking git repo https://github.com/ConnorBP/vulkano-helloworld
[INFO] tweaked toml for git repo https://github.com/ConnorBP/vulkano-helloworld written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ConnorBP/vulkano-helloworld on toolchain f8463896a9b36a04899c013bd8825a7fd29dd7a4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f8463896a9b36a04899c013bd8825a7fd29dd7a4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ConnorBP/vulkano-helloworld 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" "+f8463896a9b36a04899c013bd8825a7fd29dd7a4" "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]  Downloading crates ...
[INFO] [stderr]   Downloaded cfg-if v0.1.7
[INFO] [stderr]   Downloaded wayland-sys v0.21.12
[INFO] [stderr]   Downloaded libloading v0.5.0
[INFO] [stderr]   Downloaded wayland-commons v0.21.12
[INFO] [stderr]   Downloaded wayland-scanner v0.21.12
[INFO] [stderr]   Downloaded cc v1.0.36
[INFO] [stderr]   Downloaded wayland-client v0.21.12
[INFO] [stderr]   Downloaded num_cpus v1.10.0
[INFO] [stderr]   Downloaded autocfg v0.1.2
[INFO] [stderr]   Downloaded crossbeam v0.5.0
[INFO] [stderr]   Downloaded cmake v0.1.39
[INFO] [stderr]   Downloaded vulkano-shaders v0.11.1
[INFO] [stderr]   Downloaded byteorder v1.3.1
[INFO] [stderr]   Downloaded half v1.3.0
[INFO] [stderr]   Downloaded rustc-demangle v0.1.14
[INFO] [stderr]   Downloaded backtrace v0.3.15
[INFO] [stderr]   Downloaded crossbeam-channel v0.3.8
[INFO] [stderr]   Downloaded rusttype v0.7.6
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.4.5
[INFO] [stderr]   Downloaded wayland-protocols v0.21.12
[INFO] [stderr]   Downloaded vk-sys v0.4.0
[INFO] [stderr]   Downloaded syn v0.15.34
[INFO] [stderr]   Downloaded smallvec v0.6.9
[INFO] [stderr]   Downloaded nix v0.13.0
[INFO] [stderr]   Downloaded arrayvec v0.4.10
[INFO] [stderr]   Downloaded vulkano v0.11.1
[INFO] [stderr]   Downloaded libc v0.2.54
[INFO] [stderr]   Downloaded backtrace-sys v0.1.28
[INFO] [stderr]   Downloaded shaderc v0.3.16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+f8463896a9b36a04899c013bd8825a7fd29dd7a4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bf65ffe794f33b4e29ee8e1dce97c9f4b1a30a83be0eb4b4c50a865f3a83c51f
[INFO] running `Command { std: "docker" "start" "-a" "bf65ffe794f33b4e29ee8e1dce97c9f4b1a30a83be0eb4b4c50a865f3a83c51f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf65ffe794f33b4e29ee8e1dce97c9f4b1a30a83be0eb4b4c50a865f3a83c51f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf65ffe794f33b4e29ee8e1dce97c9f4b1a30a83be0eb4b4c50a865f3a83c51f", kill_on_drop: false }`
[INFO] [stdout] bf65ffe794f33b4e29ee8e1dce97c9f4b1a30a83be0eb4b4c50a865f3a83c51f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+f8463896a9b36a04899c013bd8825a7fd29dd7a4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14e8e158a826e316f75cb48651010970d814f32d70d1081fd5e2b2f9025a94ec
[INFO] running `Command { std: "docker" "start" "-a" "14e8e158a826e316f75cb48651010970d814f32d70d1081fd5e2b2f9025a94ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.54
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling cc v1.0.36
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking cfg-if v0.1.7
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling xml-rs v0.8.0
[INFO] [stderr]     Checking smallvec v0.6.9
[INFO] [stderr]    Compiling nix v0.13.0
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking stb_truetype v0.2.6
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]    Compiling wayland-scanner v0.21.12
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]    Compiling cmake v0.1.39
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking wayland-sys v0.21.12
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]     Checking same-file v1.0.4
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]     Checking downcast-rs v1.0.4
[INFO] [stderr]     Checking walkdir v2.2.7
[INFO] [stderr]     Checking rusttype v0.7.6
[INFO] [stderr]    Compiling shaderc v0.3.16
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking parking_lot_core v0.3.1
[INFO] [stderr]    Compiling x11-dl v2.18.3
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr] error: failed to run custom build command for `shaderc v0.3.16`
[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-49c3371cd9a2d56b/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (588) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/shaderc-0.3.16/build/cmd_finder.rs:45:13:
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   couldn't find required command: "python"
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5a38ea096f3a - std[d6797bd5c5b87734]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x5a38ea096f3a - std[d6797bd5c5b87734]::backtrace_rs::backtrace::trace_unsynchronized::<std[d6797bd5c5b87734]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x5a38ea096f3a - std[d6797bd5c5b87734]::sys::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]      3:     0x5a38ea096f3a - <<std[d6797bd5c5b87734]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[41b2f257aac66749]::fmt::Display>::fmt
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]      4:     0x5a38ea0ab00a - <core[41b2f257aac66749]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x5a38ea0ab00a - core[41b2f257aac66749]::fmt::write
[INFO] [stderr]      6:     0x5a38ea09d012 - std[d6797bd5c5b87734]::io::default_write_fmt::<std[d6797bd5c5b87734]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x5a38ea09d012 - <std[d6797bd5c5b87734]::sys::stdio::unix::Stderr as std[d6797bd5c5b87734]::io::Write>::write_fmt
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/std/src/io/mod.rs:1994:13
[INFO] [stderr]      8:     0x5a38ea07906f - <std[d6797bd5c5b87734]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]      9:     0x5a38ea07906f - std[d6797bd5c5b87734]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/std/src/panicking.rs:292:27
[INFO] [stderr]     10:     0x5a38ea091da1 - std[d6797bd5c5b87734]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/std/src/panicking.rs:319:9
[INFO] [stderr]     11:     0x5a38ea091f5b - std[d6797bd5c5b87734]::panicking::panic_with_hook
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/std/src/panicking.rs:825:13
[INFO] [stderr]     12:     0x5a38ea079128 - std[d6797bd5c5b87734]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/std/src/panicking.rs:698:13
[INFO] [stderr]     13:     0x5a38ea070a39 - std[d6797bd5c5b87734]::sys::backtrace::__rust_end_short_backtrace::<std[d6797bd5c5b87734]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]     14:     0x5a38ea079a8d - __rustc[54dc6978d45d35b1]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/std/src/panicking.rs:689:5
[INFO] [stderr]     15:     0x5a38ea0ab67c - core[41b2f257aac66749]::panicking::panic_fmt
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x5a38ea026d56 - <build_script_build[8055637bbfa16169]::cmd_finder::CommandFinder>::must_have::<&str>::{closure#0}
[INFO] [stderr]     17:     0x5a38ea024519 - <core[41b2f257aac66749]::option::Option<std[d6797bd5c5b87734]::path::PathBuf>>::unwrap_or_else::<<build_script_build[8055637bbfa16169]::cmd_finder::CommandFinder>::must_have<&str>::{closure#0}>
[INFO] [stderr]     18:     0x5a38ea02487c - <build_script_build[8055637bbfa16169]::cmd_finder::CommandFinder>::must_have::<&str>
[INFO] [stderr]     19:     0x5a38ea02756a - build_script_build[8055637bbfa16169]::main
[INFO] [stderr]     20:     0x5a38ea029cf3 - <fn() as core[41b2f257aac66749]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     21:     0x5a38ea026276 - std[d6797bd5c5b87734]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     22:     0x5a38ea026e79 - std[d6797bd5c5b87734]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     23:     0x5a38ea090e96 - <&dyn core[41b2f257aac66749]::ops::function::Fn<(), Output = i32> + core[41b2f257aac66749]::panic::unwind_safe::RefUnwindSafe + core[41b2f257aac66749]::marker::Sync as core[41b2f257aac66749]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     24:     0x5a38ea090e96 - std[d6797bd5c5b87734]::panicking::catch_unwind::do_call::<&dyn core[41b2f257aac66749]::ops::function::Fn<(), Output = i32> + core[41b2f257aac66749]::panic::unwind_safe::RefUnwindSafe + core[41b2f257aac66749]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/std/src/panicking.rs:581:40
[INFO] [stderr]     25:     0x5a38ea090e96 - std[d6797bd5c5b87734]::panicking::catch_unwind::<i32, &dyn core[41b2f257aac66749]::ops::function::Fn<(), Output = i32> + core[41b2f257aac66749]::panic::unwind_safe::RefUnwindSafe + core[41b2f257aac66749]::marker::Sync>
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/std/src/panicking.rs:544:19
[INFO] [stderr]     26:     0x5a38ea090e96 - std[d6797bd5c5b87734]::panic::catch_unwind::<&dyn core[41b2f257aac66749]::ops::function::Fn<(), Output = i32> + core[41b2f257aac66749]::panic::unwind_safe::RefUnwindSafe + core[41b2f257aac66749]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/std/src/panic.rs:359:14
[INFO] [stderr]     27:     0x5a38ea090e96 - std[d6797bd5c5b87734]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/std/src/rt.rs:175:24
[INFO] [stderr]     28:     0x5a38ea090e96 - std[d6797bd5c5b87734]::panicking::catch_unwind::do_call::<std[d6797bd5c5b87734]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/std/src/panicking.rs:581:40
[INFO] [stderr]     29:     0x5a38ea090e96 - std[d6797bd5c5b87734]::panicking::catch_unwind::<isize, std[d6797bd5c5b87734]::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/std/src/panicking.rs:544:19
[INFO] [stderr]     30:     0x5a38ea090e96 - std[d6797bd5c5b87734]::panic::catch_unwind::<std[d6797bd5c5b87734]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/std/src/panic.rs:359:14
[INFO] [stderr]     31:     0x5a38ea090e96 - std[d6797bd5c5b87734]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/std/src/rt.rs:171:5
[INFO] [stderr]     32:     0x5a38ea026261 - std[d6797bd5c5b87734]::rt::lang_start::<()>
[INFO] [stderr]     33:     0x5a38ea029e75 - main
[INFO] [stderr]     34:     0x7565d251a1ca - <unknown>
[INFO] [stderr]     35:     0x7565d251a28b - __libc_start_main
[INFO] [stderr]     36:     0x5a38ea023c05 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "14e8e158a826e316f75cb48651010970d814f32d70d1081fd5e2b2f9025a94ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14e8e158a826e316f75cb48651010970d814f32d70d1081fd5e2b2f9025a94ec", kill_on_drop: false }`
[INFO] [stdout] 14e8e158a826e316f75cb48651010970d814f32d70d1081fd5e2b2f9025a94ec
