[INFO] fetching crate embers-client 0.2.0...
[INFO] checking embers-client-0.2.0 against master#656ccbe796ff98def9b555c118e1620c5389e3b2 for pr-133502-24
[INFO] extracting crate embers-client 0.2.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate embers-client 0.2.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate embers-client 0.2.0
[INFO] tweaked toml for crates.io crate embers-client 0.2.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate embers-client 0.2.0 on toolchain 656ccbe796ff98def9b555c118e1620c5389e3b2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+656ccbe796ff98def9b555c118e1620c5389e3b2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate embers-client 0.2.0 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" "+656ccbe796ff98def9b555c118e1620c5389e3b2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rhai_codegen v3.1.0
[INFO] [stderr]   Downloaded rhai-autodocs v0.11.0
[INFO] [stderr]   Downloaded thin-vec v0.2.14
[INFO] [stderr]   Downloaded shared_library v0.1.9
[INFO] [stderr]   Downloaded filedescriptor v0.8.3
[INFO] [stderr]   Downloaded termtree v0.5.1
[INFO] [stderr]   Downloaded num-order v1.2.0
[INFO] [stderr]   Downloaded assert_cmd v2.2.0
[INFO] [stderr]   Downloaded flatbuffers v25.12.19
[INFO] [stderr]   Downloaded predicates-tree v1.0.13
[INFO] [stderr]   Downloaded directories v6.0.0
[INFO] [stderr]   Downloaded vte v0.15.0
[INFO] [stderr]   Downloaded handlebars v6.4.0
[INFO] [stderr]   Downloaded predicates-core v1.0.10
[INFO] [stderr]   Downloaded embers-core v0.2.0
[INFO] [stderr]   Downloaded rustix-openpty v0.2.0
[INFO] [stderr]   Downloaded num-modular v0.6.1
[INFO] [stderr]   Downloaded embers-test-support v0.2.0
[INFO] [stderr]   Downloaded predicates v3.1.4
[INFO] [stderr]   Downloaded portable-pty v0.9.0
[INFO] [stderr]   Downloaded miow v0.6.1
[INFO] [stderr]   Downloaded criterion-plot v0.6.0
[INFO] [stderr]   Downloaded serial2 v0.2.34
[INFO] [stderr]   Downloaded winreg v0.10.1
[INFO] [stderr]   Downloaded embers-protocol v0.2.0
[INFO] [stderr]   Downloaded embers-server v0.2.0
[INFO] [stderr]   Downloaded criterion v0.7.0
[INFO] [stderr]   Downloaded rhai v1.24.0
[INFO] [stderr]   Downloaded nix v0.28.0
[INFO] [stderr]   Downloaded alacritty_terminal v0.25.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 70b79ba1378308db1df56e10701cc299085b8767c38b52d32030239252acdfd1
[INFO] running `Command { std: "docker" "start" "70b79ba1378308db1df56e10701cc299085b8767c38b52d32030239252acdfd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "70b79ba1378308db1df56e10701cc299085b8767c38b52d32030239252acdfd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "70b79ba1378308db1df56e10701cc299085b8767c38b52d32030239252acdfd1" "/opt/rustwide/cargo-home/bin/cargo" "+656ccbe796ff98def9b555c118e1620c5389e3b2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "70b79ba1378308db1df56e10701cc299085b8767c38b52d32030239252acdfd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "70b79ba1378308db1df56e10701cc299085b8767c38b52d32030239252acdfd1" "/opt/rustwide/cargo-home/bin/cargo" "+656ccbe796ff98def9b555c118e1620c5389e3b2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]    Compiling portable-atomic v1.13.1
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking regex-syntax v0.8.10
[INFO] [stderr]     Checking bitflags v2.11.0
[INFO] [stderr]    Compiling zerocopy v0.8.47
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]     Checking time-core v0.1.9
[INFO] [stderr]     Checking num-conv v0.2.2
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]     Checking deranged v0.5.8
[INFO] [stderr]     Checking once_cell v1.21.4
[INFO] [stderr]    Compiling flatbuffers v25.12.19
[INFO] [stderr]     Checking tracing-core v0.1.36
[INFO] [stderr]    Compiling pest v2.8.6
[INFO] [stderr]     Checking symlink v0.1.0
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling smartstring v1.0.1
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]     Checking mio v1.1.1
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]     Checking socket2 v0.6.3
[INFO] [stderr]    Compiling embers-protocol v0.2.0
[INFO] [stderr]     Checking const-random v0.1.18
[INFO] [stderr]     Checking time v0.3.49
[INFO] [stderr]    Compiling nix v0.28.0
[INFO] [stderr] error: failed to run custom build command for `embers-protocol v0.2.0`
[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/embers-protocol-85a54216a3d576f7/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/embers-protocol-0.2.0/schema/embers.fbs
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (514) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/embers-protocol-0.2.0/build.rs:18:10:
[INFO] [stderr]   flatc must be installed to build embers-protocol: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5684f65a0fe1 - std[dd4b452632538963]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                  at /rustc/656ccbe796ff98def9b555c118e1620c5389e3b2/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x5684f65a0fe1 - std[dd4b452632538963]::backtrace_rs::backtrace::trace_unsynchronized::<std[dd4b452632538963]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                  at /rustc/656ccbe796ff98def9b555c118e1620c5389e3b2/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x5684f65a0fe1 - std[dd4b452632538963]::sys::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/656ccbe796ff98def9b555c118e1620c5389e3b2/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]      3:     0x5684f65a0fe1 - <<std[dd4b452632538963]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[2208a1fcf9fe6059]::fmt::Display>::fmt
[INFO] [stderr]                                  at /rustc/656ccbe796ff98def9b555c118e1620c5389e3b2/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]      4:     0x5684f65b20ca - <core[2208a1fcf9fe6059]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                  at /rustc/656ccbe796ff98def9b555c118e1620c5389e3b2/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x5684f65b20ca - core[2208a1fcf9fe6059]::fmt::write
[INFO] [stderr]      6:     0x5684f65a4f0c - core[2208a1fcf9fe6059]::io::write::default_write_fmt::<std[dd4b452632538963]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                  at /rustc/656ccbe796ff98def9b555c118e1620c5389e3b2/library/core/src/io/write.rs:402:11
[INFO] [stderr]      7:     0x5684f65a4f0c - <std[dd4b452632538963]::sys::stdio::unix::Stderr as core[2208a1fcf9fe6059]::io::write::Write>::write_fmt
[INFO] [stderr]                                  at /rustc/656ccbe796ff98def9b555c118e1620c5389e3b2/library/core/src/io/write.rs:335:13
[INFO] [stderr]      8:     0x5684f6584176 - <std[dd4b452632538963]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                  at /rustc/656ccbe796ff98def9b555c118e1620c5389e3b2/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]      9:     0x5684f6584176 - std[dd4b452632538963]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                  at /rustc/656ccbe796ff98def9b555c118e1620c5389e3b2/library/std/src/panicking.rs:292:27
[INFO] [stderr]     10:     0x5684f659cd81 - std[dd4b452632538963]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/656ccbe796ff98def9b555c118e1620c5389e3b2/library/std/src/panicking.rs:319:9
[INFO] [stderr]     11:     0x5684f659cf3b - std[dd4b452632538963]::panicking::panic_with_hook
[INFO] [stderr]                                  at /rustc/656ccbe796ff98def9b555c118e1620c5389e3b2/library/std/src/panicking.rs:815:13
[INFO] [stderr]     12:     0x5684f6584222 - std[dd4b452632538963]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                  at /rustc/656ccbe796ff98def9b555c118e1620c5389e3b2/library/std/src/panicking.rs:688:13
[INFO] [stderr]     13:     0x5684f657dae9 - std[dd4b452632538963]::sys::backtrace::__rust_end_short_backtrace::<std[dd4b452632538963]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                  at /rustc/656ccbe796ff98def9b555c118e1620c5389e3b2/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]     14:     0x5684f65849fd - __rustc[6cc81c99f35da37e]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/656ccbe796ff98def9b555c118e1620c5389e3b2/library/std/src/panicking.rs:679:5
[INFO] [stderr]     15:     0x5684f65b27fc - core[2208a1fcf9fe6059]::panicking::panic_fmt
[INFO] [stderr]                                  at /rustc/656ccbe796ff98def9b555c118e1620c5389e3b2/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x5684f65b25d2 - core[2208a1fcf9fe6059]::result::unwrap_failed
[INFO] [stderr]                                  at /rustc/656ccbe796ff98def9b555c118e1620c5389e3b2/library/core/src/result.rs:1870:5
[INFO] [stderr]     17:     0x5684f656e6c2 - <core[2208a1fcf9fe6059]::result::Result<std[dd4b452632538963]::process::ExitStatus, core[2208a1fcf9fe6059]::io::error::Error>>::expect
[INFO] [stderr]     18:     0x5684f656e471 - build_script_build[20f55b3394ee00f6]::main
[INFO] [stderr]     19:     0x5684f6570713 - <fn() as core[2208a1fcf9fe6059]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     20:     0x5684f656dcd6 - std[dd4b452632538963]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     21:     0x5684f656e0e9 - std[dd4b452632538963]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     22:     0x5684f659c117 - <&dyn core[2208a1fcf9fe6059]::ops::function::Fn<(), Output = i32> + core[2208a1fcf9fe6059]::marker::Sync + core[2208a1fcf9fe6059]::panic::unwind_safe::RefUnwindSafe as core[2208a1fcf9fe6059]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/656ccbe796ff98def9b555c118e1620c5389e3b2/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     23:     0x5684f659c117 - std[dd4b452632538963]::panicking::catch_unwind::do_call::<&dyn core[2208a1fcf9fe6059]::ops::function::Fn<(), Output = i32> + core[2208a1fcf9fe6059]::marker::Sync + core[2208a1fcf9fe6059]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                  at /rustc/656ccbe796ff98def9b555c118e1620c5389e3b2/library/std/src/panicking.rs:576:43
[INFO] [stderr]     24:     0x5684f659c117 - std[dd4b452632538963]::panicking::catch_unwind::<i32, &dyn core[2208a1fcf9fe6059]::ops::function::Fn<(), Output = i32> + core[2208a1fcf9fe6059]::marker::Sync + core[2208a1fcf9fe6059]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stderr]                                  at /rustc/656ccbe796ff98def9b555c118e1620c5389e3b2/library/std/src/panicking.rs:544:19
[INFO] [stderr]     25:     0x5684f659c117 - std[dd4b452632538963]::panic::catch_unwind::<&dyn core[2208a1fcf9fe6059]::ops::function::Fn<(), Output = i32> + core[2208a1fcf9fe6059]::marker::Sync + core[2208a1fcf9fe6059]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                  at /rustc/656ccbe796ff98def9b555c118e1620c5389e3b2/library/std/src/panic.rs:359:14
[INFO] [stderr]     26:     0x5684f659c117 - std[dd4b452632538963]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                  at /rustc/656ccbe796ff98def9b555c118e1620c5389e3b2/library/std/src/rt.rs:175:24
[INFO] [stderr]     27:     0x5684f659c117 - std[dd4b452632538963]::panicking::catch_unwind::do_call::<std[dd4b452632538963]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/656ccbe796ff98def9b555c118e1620c5389e3b2/library/std/src/panicking.rs:576:43
[INFO] [stderr]     28:     0x5684f659c117 - std[dd4b452632538963]::panicking::catch_unwind::<isize, std[dd4b452632538963]::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                                  at /rustc/656ccbe796ff98def9b555c118e1620c5389e3b2/library/std/src/panicking.rs:544:19
[INFO] [stderr]     29:     0x5684f659c117 - std[dd4b452632538963]::panic::catch_unwind::<std[dd4b452632538963]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/656ccbe796ff98def9b555c118e1620c5389e3b2/library/std/src/panic.rs:359:14
[INFO] [stderr]     30:     0x5684f659c117 - std[dd4b452632538963]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/656ccbe796ff98def9b555c118e1620c5389e3b2/library/std/src/rt.rs:171:5
[INFO] [stderr]     31:     0x5684f656db61 - std[dd4b452632538963]::rt::lang_start::<()>
[INFO] [stderr]     32:     0x5684f65709b5 - main
[INFO] [stderr]     33:     0x7939dabff1ca - <unknown>
[INFO] [stderr]     34:     0x7939dabff28b - __libc_start_main
[INFO] [stderr]     35:     0x5684f656cba5 - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "70b79ba1378308db1df56e10701cc299085b8767c38b52d32030239252acdfd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70b79ba1378308db1df56e10701cc299085b8767c38b52d32030239252acdfd1", kill_on_drop: false }`
[INFO] [stdout] 70b79ba1378308db1df56e10701cc299085b8767c38b52d32030239252acdfd1
