[INFO] fetching crate camera 0.1.0...
[INFO] checking camera-0.1.0 against try#09335b6f1bff25ec39f47f1533e126fbe1ca5f5d for pr-139493-2
[INFO] extracting crate camera 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate camera 0.1.0
[INFO] finished tweaking crates.io crate camera 0.1.0
[INFO] tweaked toml for crates.io crate camera 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate camera 0.1.0 on toolchain 09335b6f1bff25ec39f47f1533e126fbe1ca5f5d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09335b6f1bff25ec39f47f1533e126fbe1ca5f5d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate camera 0.1.0 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" "+09335b6f1bff25ec39f47f1533e126fbe1ca5f5d" "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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+09335b6f1bff25ec39f47f1533e126fbe1ca5f5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9c2b57cd821bf6224271c4b4f93cda234c5ae452898535a5f96132dc7b8fb4e6
[INFO] running `Command { std: "docker" "start" "-a" "9c2b57cd821bf6224271c4b4f93cda234c5ae452898535a5f96132dc7b8fb4e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c2b57cd821bf6224271c4b4f93cda234c5ae452898535a5f96132dc7b8fb4e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c2b57cd821bf6224271c4b4f93cda234c5ae452898535a5f96132dc7b8fb4e6", kill_on_drop: false }`
[INFO] [stdout] 9c2b57cd821bf6224271c4b4f93cda234c5ae452898535a5f96132dc7b8fb4e6
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+09335b6f1bff25ec39f47f1533e126fbe1ca5f5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a5bb44fdb5cfb273e77a963016afc793f5a70f92c6a89be5e4f60904d526f7e
[INFO] running `Command { std: "docker" "start" "-a" "5a5bb44fdb5cfb273e77a963016afc793f5a70f92c6a89be5e4f60904d526f7e", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking inflate v0.3.4
[INFO] [stderr]     Checking gif v0.9.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling camera_capture v0.5.0
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr] error: failed to run custom build command for `camera_capture v0.5.0`
[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/camera_capture-69824e65d414fc93/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=Cargo.toml
[INFO] [stderr]   cargo:rerun-if-env-changed=LIBV4L2_NO_PKG_CONFIG
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_PATH_x86_64-unknown-linux-gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_PATH_x86_64_unknown_linux_gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_PKG_CONFIG_PATH
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_PATH
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_LIBDIR_x86_64-unknown-linux-gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_LIBDIR_x86_64_unknown_linux_gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_PKG_CONFIG_LIBDIR
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_LIBDIR
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_SYSROOT_DIR_x86_64-unknown-linux-gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_SYSROOT_DIR_x86_64_unknown_linux_gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_PKG_CONFIG_SYSROOT_DIR
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_SYSROOT_DIR
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (644) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/camera_capture-0.5.0/build.rs:6:65:
[INFO] [stderr]   library `v4l2` not found: Failure { command: "PKG_CONFIG_ALLOW_SYSTEM_CFLAGS=\"1\" PKG_CONFIG_ALLOW_SYSTEM_LIBS=\"1\" \"pkg-config\" \"--static\" \"--libs\" \"--cflags\" \"libv4l2\"", output: Output { status: ExitStatus(unix_wait_status(256)), stdout: "", stderr: "Package libv4l2 was not found in the pkg-config search path.\nPerhaps you should add the directory containing `libv4l2.pc'\nto the PKG_CONFIG_PATH environment variable\nPackage 'libv4l2', required by 'virtual:world', not found\n" } }
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x56b3d258a822 - std::backtrace_rs::backtrace::libunwind::trace::hf8079859089c5b7f
[INFO] [stderr]                                  at /rustc/09335b6f1bff25ec39f47f1533e126fbe1ca5f5d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x56b3d258a822 - std::backtrace_rs::backtrace::trace_unsynchronized::h10ff0af376b95982
[INFO] [stderr]                                  at /rustc/09335b6f1bff25ec39f47f1533e126fbe1ca5f5d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x56b3d258a822 - std::sys::backtrace::_print_fmt::h4091eb7f6bbfda65
[INFO] [stderr]                                  at /rustc/09335b6f1bff25ec39f47f1533e126fbe1ca5f5d/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x56b3d258a822 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h849ad992dce07448
[INFO] [stderr]                                  at /rustc/09335b6f1bff25ec39f47f1533e126fbe1ca5f5d/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x56b3d259a09f - core::fmt::rt::Argument::fmt::h39f2387a4b8b83da
[INFO] [stderr]                                  at /rustc/09335b6f1bff25ec39f47f1533e126fbe1ca5f5d/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x56b3d259a09f - core::fmt::write::h8a088cfd5316b61b
[INFO] [stderr]                                  at /rustc/09335b6f1bff25ec39f47f1533e126fbe1ca5f5d/library/core/src/fmt/mod.rs:1469:25
[INFO] [stderr]      6:     0x56b3d255d443 - std::io::default_write_fmt::hedb359234755db13
[INFO] [stderr]                                  at /rustc/09335b6f1bff25ec39f47f1533e126fbe1ca5f5d/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x56b3d255d443 - std::io::Write::write_fmt::hefd5e1f031c55d38
[INFO] [stderr]                                  at /rustc/09335b6f1bff25ec39f47f1533e126fbe1ca5f5d/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x56b3d25671b2 - std::sys::backtrace::BacktraceLock::print::h4c0cc8bea07183ee
[INFO] [stderr]                                  at /rustc/09335b6f1bff25ec39f47f1533e126fbe1ca5f5d/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x56b3d256935c - std::panicking::default_hook::{{closure}}::h092d2dc67fe5ddd6
[INFO] [stderr]                                  at /rustc/09335b6f1bff25ec39f47f1533e126fbe1ca5f5d/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x56b3d25691b6 - std::panicking::default_hook::ha0ca315e4a56c7a3
[INFO] [stderr]                                  at /rustc/09335b6f1bff25ec39f47f1533e126fbe1ca5f5d/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x56b3d2569935 - std::panicking::panic_with_hook::h0dc14a4749b00d7b
[INFO] [stderr]                                  at /rustc/09335b6f1bff25ec39f47f1533e126fbe1ca5f5d/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x56b3d25697ca - std::panicking::panic_handler::{{closure}}::h5eb963b1fc2e6de1
[INFO] [stderr]                                  at /rustc/09335b6f1bff25ec39f47f1533e126fbe1ca5f5d/library/std/src/panicking.rs:707:13
[INFO] [stderr]     13:     0x56b3d25672e9 - std::sys::backtrace::__rust_end_short_backtrace::h5ff072c86d14cdb6
[INFO] [stderr]                                  at /rustc/09335b6f1bff25ec39f47f1533e126fbe1ca5f5d/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x56b3d2551e2d - __rustc[19a7a9a0eafc4ce6]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/09335b6f1bff25ec39f47f1533e126fbe1ca5f5d/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x56b3d259d980 - core::panicking::panic_fmt::hea28f3e88820074e
[INFO] [stderr]                                  at /rustc/09335b6f1bff25ec39f47f1533e126fbe1ca5f5d/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x56b3d259d0f6 - core::result::unwrap_failed::hb549d270ebdb6ac2
[INFO] [stderr]                                  at /rustc/09335b6f1bff25ec39f47f1533e126fbe1ca5f5d/library/core/src/result.rs:1862:5
[INFO] [stderr]     17:     0x56b3d2539119 - core::result::Result<T,E>::expect::hf7ec83c9d5856bed
[INFO] [stderr]     18:     0x56b3d2538cce - build_script_build::main::hf1eb067260b91f19
[INFO] [stderr]     19:     0x56b3d2538e53 - core::ops::function::FnOnce::call_once::hd4497967f2e9d777
[INFO] [stderr]     20:     0x56b3d2538d76 - std::sys::backtrace::__rust_begin_short_backtrace::hb03ed2414c78e8f1
[INFO] [stderr]     21:     0x56b3d2538d59 - std::rt::lang_start::{{closure}}::hb91cf1e35ee25a57
[INFO] [stderr]     22:     0x56b3d255ebd0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hdad59cd49b7d8ec0
[INFO] [stderr]                                  at /rustc/09335b6f1bff25ec39f47f1533e126fbe1ca5f5d/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     23:     0x56b3d255ebd0 - std::panicking::catch_unwind::do_call::h745b03d5e783f5d2
[INFO] [stderr]                                  at /rustc/09335b6f1bff25ec39f47f1533e126fbe1ca5f5d/library/std/src/panicking.rs:590:40
[INFO] [stderr]     24:     0x56b3d255ebd0 - std::panicking::catch_unwind::h4d03e819adaa9d9f
[INFO] [stderr]                                  at /rustc/09335b6f1bff25ec39f47f1533e126fbe1ca5f5d/library/std/src/panicking.rs:553:19
[INFO] [stderr]     25:     0x56b3d255ebd0 - std::panic::catch_unwind::h4c519689828fd9f1
[INFO] [stderr]                                  at /rustc/09335b6f1bff25ec39f47f1533e126fbe1ca5f5d/library/std/src/panic.rs:359:14
[INFO] [stderr]     26:     0x56b3d255ebd0 - std::rt::lang_start_internal::{{closure}}::ha45656cff69ae147
[INFO] [stderr]                                  at /rustc/09335b6f1bff25ec39f47f1533e126fbe1ca5f5d/library/std/src/rt.rs:175:24
[INFO] [stderr]     27:     0x56b3d255ebd0 - std::panicking::catch_unwind::do_call::hc78ccf8f40cc5b59
[INFO] [stderr]                                  at /rustc/09335b6f1bff25ec39f47f1533e126fbe1ca5f5d/library/std/src/panicking.rs:590:40
[INFO] [stderr]     28:     0x56b3d255ebd0 - std::panicking::catch_unwind::he7f1587e1d18d6f4
[INFO] [stderr]                                  at /rustc/09335b6f1bff25ec39f47f1533e126fbe1ca5f5d/library/std/src/panicking.rs:553:19
[INFO] [stderr]     29:     0x56b3d255ebd0 - std::panic::catch_unwind::h26025d9e6353df7c
[INFO] [stderr]                                  at /rustc/09335b6f1bff25ec39f47f1533e126fbe1ca5f5d/library/std/src/panic.rs:359:14
[INFO] [stderr]     30:     0x56b3d255ebd0 - std::rt::lang_start_internal::h4e836b0ad9cf972b
[INFO] [stderr]                                  at /rustc/09335b6f1bff25ec39f47f1533e126fbe1ca5f5d/library/std/src/rt.rs:171:5
[INFO] [stderr]     31:     0x56b3d2538d41 - std::rt::lang_start::h76cc9fcf4ca01fbd
[INFO] [stderr]     32:     0x56b3d25394b5 - main
[INFO] [stderr]     33:     0x7d307acf21ca - <unknown>
[INFO] [stderr]     34:     0x7d307acf228b - __libc_start_main
[INFO] [stderr]     35:     0x56b3d25389d5 - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "5a5bb44fdb5cfb273e77a963016afc793f5a70f92c6a89be5e4f60904d526f7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a5bb44fdb5cfb273e77a963016afc793f5a70f92c6a89be5e4f60904d526f7e", kill_on_drop: false }`
[INFO] [stdout] 5a5bb44fdb5cfb273e77a963016afc793f5a70f92c6a89be5e4f60904d526f7e