[INFO] cloning repository https://github.com/Cyanogenoid/lcpgn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Cyanogenoid/lcpgn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCyanogenoid%2Flcpgn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCyanogenoid%2Flcpgn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 697b5c813a2cd09dd87d19642dd285d3e4b110a8
[INFO] checking Cyanogenoid/lcpgn against try#f77b5bc6c7c84df104f86b0dd01d9490e3923fa8 for pr-147834
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCyanogenoid%2Flcpgn" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Cyanogenoid/lcpgn
[INFO] finished tweaking git repo https://github.com/Cyanogenoid/lcpgn
[INFO] tweaked toml for git repo https://github.com/Cyanogenoid/lcpgn written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Cyanogenoid/lcpgn on toolchain f77b5bc6c7c84df104f86b0dd01d9490e3923fa8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f77b5bc6c7c84df104f86b0dd01d9490e3923fa8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Cyanogenoid/lcpgn 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" "+f77b5bc6c7c84df104f86b0dd01d9490e3923fa8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+f77b5bc6c7c84df104f86b0dd01d9490e3923fa8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a3af08af14ac10ecb1d2263d8bea8b269e4338602f43f3e60f73306f62500e6
[INFO] running `Command { std: "docker" "start" "-a" "7a3af08af14ac10ecb1d2263d8bea8b269e4338602f43f3e60f73306f62500e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a3af08af14ac10ecb1d2263d8bea8b269e4338602f43f3e60f73306f62500e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a3af08af14ac10ecb1d2263d8bea8b269e4338602f43f3e60f73306f62500e6", kill_on_drop: false }`
[INFO] [stdout] 7a3af08af14ac10ecb1d2263d8bea8b269e4338602f43f3e60f73306f62500e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+f77b5bc6c7c84df104f86b0dd01d9490e3923fa8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a083b8f6ec1244bad8f50343d6b6fc94ff9f26b498bc274356a6f680c59c6ba9
[INFO] running `Command { std: "docker" "start" "-a" "a083b8f6ec1244bad8f50343d6b6fc94ff9f26b498bc274356a6f680c59c6ba9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]     Checking smallvec v0.6.9
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]    Compiling cc v1.0.30
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling regex v1.1.2
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.3
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]    Compiling shakmaty v0.13.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]    Compiling crc32fast v1.1.2
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]     Checking regex-syntax v0.6.5
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]    Compiling flatc-rust v0.1.2
[INFO] [stderr]     Checking either v1.5.1
[INFO] [stderr]     Checking flatbuffers v0.5.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking rand_os v0.1.2
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]     Checking clicolors-control v1.0.0
[INFO] [stderr]     Checking termios v0.3.1
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]    Compiling miniz-sys v0.1.11
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling lcpgn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking slice-deque v0.1.16
[INFO] [stderr] error: failed to run custom build command for `lcpgn 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/lcpgn-2ca3dfbac2567492/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=libs/lczero-common/flat/chunk.fbs
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (881) panicked at build.rs:13:6:
[INFO] [stderr]   flatc: Custom { kind: NotFound, error: "failed to spawn `\"flatc\" \"--version\"`: No such file or directory (os error 2)" }
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x63fc024c2ef2 - std::backtrace_rs::backtrace::libunwind::trace::h4719922acc1f32d8
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x63fc024c2ef2 - std::backtrace_rs::backtrace::trace_unsynchronized::h2051c42b2630a5c2
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x63fc024c2ef2 - std::sys::backtrace::_print_fmt::h6b555000df2c582f
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x63fc024c2ef2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h8ded6d8a024ba086
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x63fc024d24af - core::fmt::rt::Argument::fmt::h35a1c06d9b268106
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x63fc024d24af - core::fmt::write::h54578f32d57bc648
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/core/src/fmt/mod.rs:1469:25
[INFO] [stderr]      6:     0x63fc02498053 - std::io::default_write_fmt::hf46c9099dd2bb784
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x63fc02498053 - std::io::Write::write_fmt::h4f349bf8aaccb43d
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x63fc024a15a2 - std::sys::backtrace::BacktraceLock::print::hecec56b35aaf603f
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x63fc024a324c - std::panicking::default_hook::{{closure}}::hd6c682914ab1ad26
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x63fc024a30a6 - std::panicking::default_hook::h6cfe4cd6f8bc31e5
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x63fc024a3825 - std::panicking::panic_with_hook::h44c676ec17840d54
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x63fc024a36ba - std::panicking::panic_handler::{{closure}}::hcd464e8af1215c4e
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/std/src/panicking.rs:707:13
[INFO] [stderr]     13:     0x63fc024a16d9 - std::sys::backtrace::__rust_end_short_backtrace::h472e40a56c906c62
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x63fc0248c90d - __rustc[66709b9d059b37fc]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x63fc024d5cf0 - core::panicking::panic_fmt::h799ffb5863fc63a3
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x63fc024d5506 - core::result::unwrap_failed::he5b2489b59f2e27b
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/core/src/result.rs:1862:5
[INFO] [stderr]     17:     0x63fc02482600 - core::result::Result<T,E>::expect::h387c3aa8bd41310e
[INFO] [stderr]     18:     0x63fc02482486 - build_script_build::main::hb62663f47785125e
[INFO] [stderr]     19:     0x63fc02482553 - core::ops::function::FnOnce::call_once::hbad12f7791246308
[INFO] [stderr]     20:     0x63fc024824e6 - std::sys::backtrace::__rust_begin_short_backtrace::h0a93d25181a3df9a
[INFO] [stderr]     21:     0x63fc024824c9 - std::rt::lang_start::{{closure}}::h958804abe10a5877
[INFO] [stderr]     22:     0x63fc02499730 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hc3c1a118f95f28ce
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     23:     0x63fc02499730 - std::panicking::catch_unwind::do_call::h7d530c21a6dc7c89
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/std/src/panicking.rs:590:40
[INFO] [stderr]     24:     0x63fc02499730 - std::panicking::catch_unwind::hd663eff96b260042
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/std/src/panicking.rs:553:19
[INFO] [stderr]     25:     0x63fc02499730 - std::panic::catch_unwind::h951995dd76995562
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/std/src/panic.rs:359:14
[INFO] [stderr]     26:     0x63fc02499730 - std::rt::lang_start_internal::{{closure}}::h9d8c468c91cbf901
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/std/src/rt.rs:175:24
[INFO] [stderr]     27:     0x63fc02499730 - std::panicking::catch_unwind::do_call::he3860c7edc206498
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/std/src/panicking.rs:590:40
[INFO] [stderr]     28:     0x63fc02499730 - std::panicking::catch_unwind::ha3af58ce34415e02
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/std/src/panicking.rs:553:19
[INFO] [stderr]     29:     0x63fc02499730 - std::panic::catch_unwind::h29ffe2ddc58d5e18
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/std/src/panic.rs:359:14
[INFO] [stderr]     30:     0x63fc02499730 - std::rt::lang_start_internal::hd327f88d31071a57
[INFO] [stderr]                                  at /rustc/f77b5bc6c7c84df104f86b0dd01d9490e3923fa8/library/std/src/rt.rs:171:5
[INFO] [stderr]     31:     0x63fc024824b1 - std::rt::lang_start::h41ef6c9c35f61719
[INFO] [stderr]     32:     0x63fc02482665 - main
[INFO] [stderr]     33:     0x7d0f01a0f1ca - <unknown>
[INFO] [stderr]     34:     0x7d0f01a0f28b - __libc_start_main
[INFO] [stderr]     35:     0x63fc02482245 - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "a083b8f6ec1244bad8f50343d6b6fc94ff9f26b498bc274356a6f680c59c6ba9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a083b8f6ec1244bad8f50343d6b6fc94ff9f26b498bc274356a6f680c59c6ba9", kill_on_drop: false }`
[INFO] [stdout] a083b8f6ec1244bad8f50343d6b6fc94ff9f26b498bc274356a6f680c59c6ba9
