[INFO] updating cached repository https://github.com/echelon/laser-graffiti
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a5859e199020190d8b72e77d1c3385804628141f
[INFO] checking echelon/laser-graffiti against try#8a5e87609850cdd8679aada01eb0f3062f254ca8 for pr-71140
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fechelon%2Flaser-graffiti" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/echelon/laser-graffiti on toolchain 8a5e87609850cdd8679aada01eb0f3062f254ca8
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/echelon/laser-graffiti
[INFO] finished tweaking git repo https://github.com/echelon/laser-graffiti
[INFO] tweaked toml for git repo https://github.com/echelon/laser-graffiti written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/echelon/laser-graffiti already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently
[INFO] [stderr] disables Cargo from automatically inferring other binary targets.
[INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following
[INFO] [stderr] files will be included as a binary target:
[INFO] [stderr] 
[INFO] [stderr] * /workspace/builds/worker-6/source/src/main.rs
[INFO] [stderr] 
[INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be
[INFO] [stderr] ready to be compiled as a binary target today. You can future-proof yourself
[INFO] [stderr] and disable this warning by adding `autobins = false` to your [package]
[INFO] [stderr] section. You may also move the files to a location where Cargo would not
[INFO] [stderr] automatically infer them to be a target, such as in subfolders.
[INFO] [stderr] 
[INFO] [stderr] For more information on this warning you can consult
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330
[INFO] [stderr] warning: path `/workspace/builds/worker-6/source/src/main.rs` was erroneously implicitly accepted for binary `graffiti`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] [stderr] error: the lock file /workspace/builds/worker-6/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently
[INFO] [stderr] disables Cargo from automatically inferring other binary targets.
[INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following
[INFO] [stderr] files will be included as a binary target:
[INFO] [stderr] 
[INFO] [stderr] * /workspace/builds/worker-6/source/src/main.rs
[INFO] [stderr] 
[INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be
[INFO] [stderr] ready to be compiled as a binary target today. You can future-proof yourself
[INFO] [stderr] and disable this warning by adding `autobins = false` to your [package]
[INFO] [stderr] section. You may also move the files to a location where Cargo would not
[INFO] [stderr] automatically infer them to be a target, such as in subfolders.
[INFO] [stderr] 
[INFO] [stderr] For more information on this warning you can consult
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330
[INFO] [stderr] warning: path `/workspace/builds/worker-6/source/src/main.rs` was erroneously implicitly accepted for binary `graffiti`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0531c2dd2789dafed64fd8da629aa49444ace4393b5a52c59ec1b2f2bf7e4686
[INFO] running `"docker" "start" "-a" "0531c2dd2789dafed64fd8da629aa49444ace4393b5a52c59ec1b2f2bf7e4686"`
[INFO] [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently
[INFO] [stderr] disables Cargo from automatically inferring other binary targets.
[INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following
[INFO] [stderr] files will be included as a binary target:
[INFO] [stderr] 
[INFO] [stderr] * /opt/rustwide/workdir/src/main.rs
[INFO] [stderr] 
[INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be
[INFO] [stderr] ready to be compiled as a binary target today. You can future-proof yourself
[INFO] [stderr] and disable this warning by adding `autobins = false` to your [package]
[INFO] [stderr] section. You may also move the files to a location where Cargo would not
[INFO] [stderr] automatically infer them to be a target, such as in subfolders.
[INFO] [stderr] 
[INFO] [stderr] For more information on this warning you can consult
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330
[INFO] [stderr] warning: path `/opt/rustwide/workdir/src/main.rs` was erroneously implicitly accepted for binary `graffiti`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] [stderr]     Checking beam v0.1.0
[INFO] [stderr]    Compiling camera_capture v0.3.0
[INFO] [stderr]     Checking pistoncore-input v0.9.0
[INFO] [stderr]     Checking rscam v0.5.5
[INFO] [stderr]     Checking ilda v0.0.2
[INFO] [stderr]     Checking iron v0.5.1
[INFO] [stderr]     Checking image v0.7.2
[INFO] [stderr]     Checking glutin v0.4.9
[INFO] [stderr]     Checking etherdream v0.0.7
[INFO] [stderr] error: failed to run custom build command for `camera_capture v0.3.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/camera_capture-a5e8aa2a8ddea464/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] cargo:rerun-if-changed=Cargo.toml
[INFO] [stderr] 
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at 'library `v4l2` not found: Failure { command: "\"pkg-config\" \"--static\" \"--libs\" \"--cflags\" \"libv4l2\"", output: Output { status: ExitStatus(ExitStatus(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\nNo package \'libv4l2\' found\n" } }', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/camera_capture-0.3.0/build.rs:6:9
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55ee2a451684 - backtrace::backtrace::libunwind::trace::h6e17b062984af3e8
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]    1:     0x55ee2a451684 - backtrace::backtrace::trace_unsynchronized::h8e8466cf6548b0a1
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x55ee2a451684 - std::sys_common::backtrace::_print_fmt::h8b68822dc1659286
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]    3:     0x55ee2a451684 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h88b6471123f77ef0
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x55ee2a474fdc - core::fmt::write::h94d2034151aba49c
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1069
[INFO] [stderr]    5:     0x55ee2a44ea73 - std::io::Write::write_fmt::h6fc26f6b5b7be1bb
[INFO] [stderr]                                at src/libstd/io/mod.rs:1504
[INFO] [stderr]    6:     0x55ee2a453cd5 - std::sys_common::backtrace::_print::hba484280b1d7576c
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x55ee2a453cd5 - std::sys_common::backtrace::print::h57e28f7caf9bd6c7
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x55ee2a453cd5 - std::panicking::default_hook::{{closure}}::h32a487ca417fdc4e
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    9:     0x55ee2a453a12 - std::panicking::default_hook::hc39090d3c371f581
[INFO] [stderr]                                at src/libstd/panicking.rs:218
[INFO] [stderr]   10:     0x55ee2a4542e2 - std::panicking::rust_panic_with_hook::h7e4d6ca2da996f73
[INFO] [stderr]                                at src/libstd/panicking.rs:511
[INFO] [stderr]   11:     0x55ee2a453ecb - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:419
[INFO] [stderr]   12:     0x55ee2a4743c1 - core::panicking::panic_fmt::h9f8010bf11fdc73e
[INFO] [stderr]                                at src/libcore/panicking.rs:111
[INFO] [stderr]   13:     0x55ee2a4741e3 - core::option::expect_none_failed::h4676a8ccaed9d101
[INFO] [stderr]                                at src/libcore/option.rs:1268
[INFO] [stderr]   14:     0x55ee2a4170b5 - core::result::Result<T,E>::expect::h19870736a4fa9ac4
[INFO] [stderr]                                at /rustc/8a5e87609850cdd8679aada01eb0f3062f254ca8/src/libcore/result.rs:963
[INFO] [stderr]   15:     0x55ee2a417413 - build_script_build::main::h04950ba769fb7167
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/camera_capture-0.3.0/build.rs:6
[INFO] [stderr]   16:     0x55ee2a4175ab - std::rt::lang_start::{{closure}}::hdb6632497d9b8fa9
[INFO] [stderr]                                at /rustc/8a5e87609850cdd8679aada01eb0f3062f254ca8/src/libstd/rt.rs:67
[INFO] [stderr]   17:     0x55ee2a454728 - std::rt::lang_start_internal::{{closure}}::h44f983614a45c0ee
[INFO] [stderr]                                at src/libstd/rt.rs:52
[INFO] [stderr]   18:     0x55ee2a454728 - std::panicking::try::do_call::hc8977591a8cf0af7
[INFO] [stderr]                                at src/libstd/panicking.rs:331
[INFO] [stderr]   19:     0x55ee2a454728 - std::panicking::try::haa2790657feac5c7
[INFO] [stderr]                                at src/libstd/panicking.rs:274
[INFO] [stderr]   20:     0x55ee2a454728 - std::panic::catch_unwind::hb657324443ad5ddd
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   21:     0x55ee2a454728 - std::rt::lang_start_internal::h1fc8fe15552816a9
[INFO] [stderr]                                at src/libstd/rt.rs:51
[INFO] [stderr]   22:     0x55ee2a417587 - std::rt::lang_start::hb739d01a75b981a5
[INFO] [stderr]                                at /rustc/8a5e87609850cdd8679aada01eb0f3062f254ca8/src/libstd/rt.rs:67
[INFO] [stderr]   23:     0x55ee2a41749a - main
[INFO] [stderr]   24:     0x7f887fefbb97 - __libc_start_main
[INFO] [stderr]   25:     0x55ee2a416e8a - _start
[INFO] [stderr]   26:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "0531c2dd2789dafed64fd8da629aa49444ace4393b5a52c59ec1b2f2bf7e4686"`
[INFO] running `"docker" "rm" "-f" "0531c2dd2789dafed64fd8da629aa49444ace4393b5a52c59ec1b2f2bf7e4686"`
[INFO] [stdout] 0531c2dd2789dafed64fd8da629aa49444ace4393b5a52c59ec1b2f2bf7e4686