[INFO] cloning repository https://github.com/kuro46/simple-chat [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kuro46/simple-chat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkuro46%2Fsimple-chat", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkuro46%2Fsimple-chat'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a03500b22746cde25af05b8caa8a0ce02b4fd9e4 [INFO] checking kuro46/simple-chat against try#bb9dbf1d07454a99066eabaabd5819851281494b for pr-80920 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkuro46%2Fsimple-chat" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kuro46/simple-chat on toolchain bb9dbf1d07454a99066eabaabd5819851281494b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/kuro46/simple-chat [INFO] finished tweaking git repo https://github.com/kuro46/simple-chat [INFO] tweaked toml for git repo https://github.com/kuro46/simple-chat written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/kuro46/simple-chat already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ws v0.9.1 [INFO] [stderr] Downloaded flatc-rust v0.1.2 [INFO] [stderr] Downloaded flatbuffers v0.6.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3471fd64f14cca469eb4946b28c0622547a47e1045b2b046516e8f3f4b16bbc2 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "3471fd64f14cca469eb4946b28c0622547a47e1045b2b046516e8f3f4b16bbc2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3471fd64f14cca469eb4946b28c0622547a47e1045b2b046516e8f3f4b16bbc2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3471fd64f14cca469eb4946b28c0622547a47e1045b2b046516e8f3f4b16bbc2", kill_on_drop: false }` [INFO] [stdout] 3471fd64f14cca469eb4946b28c0622547a47e1045b2b046516e8f3f4b16bbc2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8d42d93eea18bb38213a7fe253bd0e830d8f9c1637f79ec9fd1ed726553bb86a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "8d42d93eea18bb38213a7fe253bd0e830d8f9c1637f79ec9fd1ed726553bb86a", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling typenum v1.11.2 [INFO] [stderr] Checking byte-tools v0.3.1 [INFO] [stderr] Checking opaque-debug v0.2.3 [INFO] [stderr] Checking fake-simd v0.1.2 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking getrandom v0.1.13 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Compiling flatc-rust v0.1.2 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Checking unicode-normalization v0.1.9 [INFO] [stderr] Checking flatbuffers v0.6.0 [INFO] [stderr] Checking block-padding v0.1.5 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Compiling simple-chat v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking mio v0.6.19 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand v0.7.2 [INFO] [stderr] error: failed to run custom build command for `simple-chat v0.1.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/simple-chat-fbf07ea362742630/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] cargo:rerun-if-changed=src/chat_app.fbs [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'flatc: Custom { kind: NotFound, error: "failed to spawn `\"flatc\" \"--version\"`: No such file or directory (os error 2)" }', build.rs:10:6 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55a685d63d17 - std::backtrace_rs::backtrace::libunwind::trace::h8bc78f7bc1f75bdb [INFO] [stderr] at /rustc/bb9dbf1d07454a99066eabaabd5819851281494b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x55a685d63d17 - std::backtrace_rs::backtrace::trace_unsynchronized::ha4c961c9576f95ba [INFO] [stderr] at /rustc/bb9dbf1d07454a99066eabaabd5819851281494b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55a685d63d17 - std::sys_common::backtrace::_print_fmt::hc20cfdc233d6eb02 [INFO] [stderr] at /rustc/bb9dbf1d07454a99066eabaabd5819851281494b/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55a685d63d17 - ::fmt::h04bea14549780a0f [INFO] [stderr] at /rustc/bb9dbf1d07454a99066eabaabd5819851281494b/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55a685d7ed9c - core::fmt::write::h3868db8542c90941 [INFO] [stderr] at /rustc/bb9dbf1d07454a99066eabaabd5819851281494b/library/core/src/fmt/mod.rs:1078:17 [INFO] [stderr] 5: 0x55a685d61162 - std::io::Write::write_fmt::h55dd75636eef6a5c [INFO] [stderr] at /rustc/bb9dbf1d07454a99066eabaabd5819851281494b/library/std/src/io/mod.rs:1518:15 [INFO] [stderr] 6: 0x55a685d65b15 - std::sys_common::backtrace::_print::h6439e8525077c7da [INFO] [stderr] at /rustc/bb9dbf1d07454a99066eabaabd5819851281494b/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55a685d65b15 - std::sys_common::backtrace::print::h02b685f728ce3931 [INFO] [stderr] at /rustc/bb9dbf1d07454a99066eabaabd5819851281494b/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55a685d65b15 - std::panicking::default_hook::{{closure}}::h7c29625065fafae1 [INFO] [stderr] at /rustc/bb9dbf1d07454a99066eabaabd5819851281494b/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55a685d65673 - std::panicking::default_hook::hba441710bb71f4d5 [INFO] [stderr] at /rustc/bb9dbf1d07454a99066eabaabd5819851281494b/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x55a685d662b1 - std::panicking::rust_panic_with_hook::ha936eb00e51bc4d9 [INFO] [stderr] at /rustc/bb9dbf1d07454a99066eabaabd5819851281494b/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x55a685d65df7 - std::panicking::begin_panic_handler::{{closure}}::hcd15140e0238536e [INFO] [stderr] at /rustc/bb9dbf1d07454a99066eabaabd5819851281494b/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x55a685d641dc - std::sys_common::backtrace::__rust_end_short_backtrace::hb13a021bb64823a1 [INFO] [stderr] at /rustc/bb9dbf1d07454a99066eabaabd5819851281494b/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55a685d65d59 - rust_begin_unwind [INFO] [stderr] at /rustc/bb9dbf1d07454a99066eabaabd5819851281494b/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x55a685d7e171 - core::panicking::panic_fmt::h20225113c4a2f8fd [INFO] [stderr] at /rustc/bb9dbf1d07454a99066eabaabd5819851281494b/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x55a685d7df93 - core::option::expect_none_failed::hc6d6d4cea4fdc285 [INFO] [stderr] at /rustc/bb9dbf1d07454a99066eabaabd5819851281494b/library/core/src/option.rs:1266:5 [INFO] [stderr] 16: 0x55a685d335a4 - core::result::Result::expect::heedf97c9ff2e6031 [INFO] [stderr] at /rustc/bb9dbf1d07454a99066eabaabd5819851281494b/library/core/src/result.rs:929:23 [INFO] [stderr] 17: 0x55a685d3339f - build_script_build::main::h68f4bd01dc474f27 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:5:5 [INFO] [stderr] 18: 0x55a685d3348b - core::ops::function::FnOnce::call_once::h982b7f181c2c468a [INFO] [stderr] at /rustc/bb9dbf1d07454a99066eabaabd5819851281494b/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x55a685d334ae - std::sys_common::backtrace::__rust_begin_short_backtrace::h54ff158d786d2462 [INFO] [stderr] at /rustc/bb9dbf1d07454a99066eabaabd5819851281494b/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x55a685d331e1 - std::rt::lang_start::{{closure}}::hb951c78eb57b0fb3 [INFO] [stderr] at /rustc/bb9dbf1d07454a99066eabaabd5819851281494b/library/std/src/rt.rs:66:18 [INFO] [stderr] 21: 0x55a685d666d7 - core::ops::function::impls:: for &F>::call_once::h7c92107c3c98a949 [INFO] [stderr] at /rustc/bb9dbf1d07454a99066eabaabd5819851281494b/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x55a685d666d7 - std::panicking::try::do_call::h7454c57e8fbf0cc1 [INFO] [stderr] at /rustc/bb9dbf1d07454a99066eabaabd5819851281494b/library/std/src/panicking.rs:379:40 [INFO] [stderr] 23: 0x55a685d666d7 - std::panicking::try::he71cdc15ed83b5ec [INFO] [stderr] at /rustc/bb9dbf1d07454a99066eabaabd5819851281494b/library/std/src/panicking.rs:343:19 [INFO] [stderr] 24: 0x55a685d666d7 - std::panic::catch_unwind::hfc08ddb043e6e18c [INFO] [stderr] at /rustc/bb9dbf1d07454a99066eabaabd5819851281494b/library/std/src/panic.rs:396:14 [INFO] [stderr] 25: 0x55a685d666d7 - std::rt::lang_start_internal::he4958117ec6901fd [INFO] [stderr] at /rustc/bb9dbf1d07454a99066eabaabd5819851281494b/library/std/src/rt.rs:51:25 [INFO] [stderr] 26: 0x55a685d331b7 - std::rt::lang_start::hc4b8222ab8c7310d [INFO] [stderr] at /rustc/bb9dbf1d07454a99066eabaabd5819851281494b/library/std/src/rt.rs:65:5 [INFO] [stderr] 27: 0x55a685d333da - main [INFO] [stderr] 28: 0x7f1ab8e9c0b3 - __libc_start_main [INFO] [stderr] 29: 0x55a685d330ae - _start [INFO] [stderr] 30: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "8d42d93eea18bb38213a7fe253bd0e830d8f9c1637f79ec9fd1ed726553bb86a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8d42d93eea18bb38213a7fe253bd0e830d8f9c1637f79ec9fd1ed726553bb86a", kill_on_drop: false }` [INFO] [stdout] 8d42d93eea18bb38213a7fe253bd0e830d8f9c1637f79ec9fd1ed726553bb86a