[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#0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef for pr-147859
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCyanogenoid%2Flcpgn" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-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-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Cyanogenoid/lcpgn on toolchain 0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "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" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f89504aa219b462d17e7f6d32ac1da4eb5abdbb0e3022ed871bb2f2c073572c
[INFO] running `Command { std: "docker" "start" "-a" "4f89504aa219b462d17e7f6d32ac1da4eb5abdbb0e3022ed871bb2f2c073572c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f89504aa219b462d17e7f6d32ac1da4eb5abdbb0e3022ed871bb2f2c073572c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f89504aa219b462d17e7f6d32ac1da4eb5abdbb0e3022ed871bb2f2c073572c", kill_on_drop: false }`
[INFO] [stdout] 4f89504aa219b462d17e7f6d32ac1da4eb5abdbb0e3022ed871bb2f2c073572c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c9e6d787f7b4e0d23b6adacd371431eb2fd2df35457733181f3614e90595eda
[INFO] running `Command { std: "docker" "start" "-a" "8c9e6d787f7b4e0d23b6adacd371431eb2fd2df35457733181f3614e90595eda", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]     Checking smallvec v0.6.9
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]    Compiling cc v1.0.30
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling regex v1.1.2
[INFO] [stderr]    Compiling shakmaty v0.13.1
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.3
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking regex-syntax v0.6.5
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]    Compiling crc32fast v1.1.2
[INFO] [stderr]    Compiling rayon v1.0.3
[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]    Compiling syn v0.15.26
[INFO] [stderr]     Checking btoi v0.4.0
[INFO] [stderr]     Checking either v1.5.1
[INFO] [stderr]     Checking rand_os v0.1.2
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking termios v0.3.1
[INFO] [stderr]     Checking clicolors-control v1.0.0
[INFO] [stderr]    Compiling flatc-rust v0.1.2
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking slice-deque v0.1.16
[INFO] [stderr]     Checking number_prefix v0.2.8
[INFO] [stderr]     Checking flatbuffers v0.5.0
[INFO] [stderr]    Compiling miniz-sys v0.1.11
[INFO] [stderr]    Compiling lcpgn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[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-7cdc3a196647fea6/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' (736) 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:     0x591b18d8740a - std[14bf7ee402dca657]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                  at /rustc/0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x591b18d8740a - std[14bf7ee402dca657]::backtrace_rs::backtrace::trace_unsynchronized::<std[14bf7ee402dca657]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                  at /rustc/0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x591b18d8740a - std[14bf7ee402dca657]::sys::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]      3:     0x591b18d8740a - <<std[14bf7ee402dca657]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[c78f5786263e26ef]::fmt::Display>::fmt
[INFO] [stderr]                                  at /rustc/0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]      4:     0x591b18d99f3a - <core[c78f5786263e26ef]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                  at /rustc/0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x591b18d99f3a - core[c78f5786263e26ef]::fmt::write
[INFO] [stderr]      6:     0x591b18d8ca12 - std[14bf7ee402dca657]::io::default_write_fmt::<std[14bf7ee402dca657]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                  at /rustc/0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x591b18d8ca12 - <std[14bf7ee402dca657]::sys::stdio::unix::Stderr as std[14bf7ee402dca657]::io::Write>::write_fmt
[INFO] [stderr]                                  at /rustc/0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef/library/std/src/io/mod.rs:1994:13
[INFO] [stderr]      8:     0x591b18d6cddf - <std[14bf7ee402dca657]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                  at /rustc/0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]      9:     0x591b18d6cddf - std[14bf7ee402dca657]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                  at /rustc/0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef/library/std/src/panicking.rs:292:27
[INFO] [stderr]     10:     0x591b18d83041 - std[14bf7ee402dca657]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef/library/std/src/panicking.rs:319:9
[INFO] [stderr]     11:     0x591b18d831fb - std[14bf7ee402dca657]::panicking::panic_with_hook
[INFO] [stderr]                                  at /rustc/0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef/library/std/src/panicking.rs:825:13
[INFO] [stderr]     12:     0x591b18d6ce98 - std[14bf7ee402dca657]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                  at /rustc/0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef/library/std/src/panicking.rs:698:13
[INFO] [stderr]     13:     0x591b18d622d9 - std[14bf7ee402dca657]::sys::backtrace::__rust_end_short_backtrace::<std[14bf7ee402dca657]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                  at /rustc/0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]     14:     0x591b18d6d6fd - __rustc[b8068e97bc8fdfd5]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef/library/std/src/panicking.rs:689:5
[INFO] [stderr]     15:     0x591b18d9a74c - core[c78f5786263e26ef]::panicking::panic_fmt
[INFO] [stderr]                                  at /rustc/0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x591b18d9a522 - core[c78f5786263e26ef]::result::unwrap_failed
[INFO] [stderr]                                  at /rustc/0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef/library/core/src/result.rs:1867:5
[INFO] [stderr]     17:     0x591b18d4c7b0 - <core[c78f5786263e26ef]::result::Result<(), std[14bf7ee402dca657]::io::error::Error>>::expect
[INFO] [stderr]     18:     0x591b18d4c73f - build_script_build[86665a2beb729e4b]::main
[INFO] [stderr]     19:     0x591b18d4c813 - <fn() as core[c78f5786263e26ef]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     20:     0x591b18d4c5a6 - std[14bf7ee402dca657]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     21:     0x591b18d4c5b9 - std[14bf7ee402dca657]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     22:     0x591b18d823c6 - <&dyn core[c78f5786263e26ef]::ops::function::Fn<(), Output = i32> + core[c78f5786263e26ef]::panic::unwind_safe::RefUnwindSafe + core[c78f5786263e26ef]::marker::Sync as core[c78f5786263e26ef]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     23:     0x591b18d823c6 - std[14bf7ee402dca657]::panicking::catch_unwind::do_call::<&dyn core[c78f5786263e26ef]::ops::function::Fn<(), Output = i32> + core[c78f5786263e26ef]::panic::unwind_safe::RefUnwindSafe + core[c78f5786263e26ef]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef/library/std/src/panicking.rs:581:40
[INFO] [stderr]     24:     0x591b18d823c6 - std[14bf7ee402dca657]::panicking::catch_unwind::<i32, &dyn core[c78f5786263e26ef]::ops::function::Fn<(), Output = i32> + core[c78f5786263e26ef]::panic::unwind_safe::RefUnwindSafe + core[c78f5786263e26ef]::marker::Sync>
[INFO] [stderr]                                  at /rustc/0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef/library/std/src/panicking.rs:544:19
[INFO] [stderr]     25:     0x591b18d823c6 - std[14bf7ee402dca657]::panic::catch_unwind::<&dyn core[c78f5786263e26ef]::ops::function::Fn<(), Output = i32> + core[c78f5786263e26ef]::panic::unwind_safe::RefUnwindSafe + core[c78f5786263e26ef]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef/library/std/src/panic.rs:359:14
[INFO] [stderr]     26:     0x591b18d823c6 - std[14bf7ee402dca657]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                  at /rustc/0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef/library/std/src/rt.rs:175:24
[INFO] [stderr]     27:     0x591b18d823c6 - std[14bf7ee402dca657]::panicking::catch_unwind::do_call::<std[14bf7ee402dca657]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef/library/std/src/panicking.rs:581:40
[INFO] [stderr]     28:     0x591b18d823c6 - std[14bf7ee402dca657]::panicking::catch_unwind::<isize, std[14bf7ee402dca657]::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                                  at /rustc/0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef/library/std/src/panicking.rs:544:19
[INFO] [stderr]     29:     0x591b18d823c6 - std[14bf7ee402dca657]::panic::catch_unwind::<std[14bf7ee402dca657]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef/library/std/src/panic.rs:359:14
[INFO] [stderr]     30:     0x591b18d823c6 - std[14bf7ee402dca657]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef/library/std/src/rt.rs:171:5
[INFO] [stderr]     31:     0x591b18d4c591 - std[14bf7ee402dca657]::rt::lang_start::<()>
[INFO] [stderr]     32:     0x591b18d4c875 - main
[INFO] [stderr]     33:     0x70340fe741ca - <unknown>
[INFO] [stderr]     34:     0x70340fe7428b - __libc_start_main
[INFO] [stderr]     35:     0x591b18d4c455 - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "8c9e6d787f7b4e0d23b6adacd371431eb2fd2df35457733181f3614e90595eda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c9e6d787f7b4e0d23b6adacd371431eb2fd2df35457733181f3614e90595eda", kill_on_drop: false }`
[INFO] [stdout] 8c9e6d787f7b4e0d23b6adacd371431eb2fd2df35457733181f3614e90595eda
