[INFO] cloning repository https://github.com/KonstantinGarbers/rust-coding-challenge-submission [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KonstantinGarbers/rust-coding-challenge-submission" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKonstantinGarbers%2Frust-coding-challenge-submission", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKonstantinGarbers%2Frust-coding-challenge-submission'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6bd6e1c7e8427c4e113297bf4844a57508df00b2 [INFO] checking KonstantinGarbers/rust-coding-challenge-submission against try#4797991aa2efb6d658150f10425b3f3b5d10eceb for pr-143193 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKonstantinGarbers%2Frust-coding-challenge-submission" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/KonstantinGarbers/rust-coding-challenge-submission [INFO] finished tweaking git repo https://github.com/KonstantinGarbers/rust-coding-challenge-submission [INFO] tweaked toml for git repo https://github.com/KonstantinGarbers/rust-coding-challenge-submission written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/KonstantinGarbers/rust-coding-challenge-submission on toolchain 4797991aa2efb6d658150f10425b3f3b5d10eceb [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/KonstantinGarbers/rust-coding-challenge-submission 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" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [INFO] checking KonstantinGarbers/rust-coding-challenge-submission against try#4797991aa2efb6d658150f10425b3f3b5d10eceb for pr-143193 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKonstantinGarbers%2Frust-coding-challenge-submission" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/KonstantinGarbers/rust-coding-challenge-submission [INFO] finished tweaking git repo https://github.com/KonstantinGarbers/rust-coding-challenge-submission [INFO] tweaked toml for git repo https://github.com/KonstantinGarbers/rust-coding-challenge-submission written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/KonstantinGarbers/rust-coding-challenge-submission on toolchain 4797991aa2efb6d658150f10425b3f3b5d10eceb [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/KonstantinGarbers/rust-coding-challenge-submission 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" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded flat_vec v0.1.0 [INFO] [stderr] Downloaded air-macros v0.1.0 [INFO] [stderr] Downloaded air-types v0.1.0 [INFO] [stderr] Downloaded tnj-air v0.1.0 [INFO] [stderr] Downloaded air-meta v0.1.0 [INFO] [stderr] Downloaded air-sym v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5f2706e4d953e7f20592d93b7bbb1b61fba03d340f11c28a2d7711f0ad3eacc7 [INFO] running `Command { std: "docker" "start" "-a" "5f2706e4d953e7f20592d93b7bbb1b61fba03d340f11c28a2d7711f0ad3eacc7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5f2706e4d953e7f20592d93b7bbb1b61fba03d340f11c28a2d7711f0ad3eacc7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5f2706e4d953e7f20592d93b7bbb1b61fba03d340f11c28a2d7711f0ad3eacc7", kill_on_drop: false }` [INFO] [stdout] 5f2706e4d953e7f20592d93b7bbb1b61fba03d340f11c28a2d7711f0ad3eacc7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 91edd22f57a3f6016f2a66337523b028e1254165d7a5f9e85b6b325cca658ecf [INFO] running `Command { std: "docker" "start" "-a" "91edd22f57a3f6016f2a66337523b028e1254165d7a5f9e85b6b325cca658ecf", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling unicode-segmentation v1.11.0 [INFO] [stderr] Compiling air-types v0.1.0 [INFO] [stderr] Compiling thiserror v1.0.63 [INFO] [stderr] Checking air-macros v0.1.0 [INFO] [stderr] Checking flat_vec v0.1.0 [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling convert_case v0.6.0 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling air-meta v0.1.0 [INFO] [stderr] Compiling syn v2.0.76 [INFO] [stderr] Compiling tnj-air v0.1.0 [INFO] [stderr] error: failed to run custom build command for `tnj-air v0.1.0` [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/tnj-air-02ee14e5a0c4597d/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] rustfmt failed: error: 'rustfmt' is not installed for the custom toolchain '4797991aa2efb6d658150f10425b3f3b5d10eceb'. [INFO] [stderr] note: this is a custom toolchain, which cannot use `rustup component add` [INFO] [stderr] help: if you built this toolchain from source, and used `rustup toolchain link`, then you may be able to build the component with `x.py` [INFO] [stderr] [INFO] [stderr] [INFO] [stderr] thread 'main' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tnj-air-0.1.0/build.rs:30:13: [INFO] [stderr] rustfmt failed [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x57b895819992 - std::backtrace_rs::backtrace::libunwind::trace::h666de66cf3339378 [INFO] [stderr] at /rustc/4797991aa2efb6d658150f10425b3f3b5d10eceb/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stderr] 1: 0x57b895819992 - std::backtrace_rs::backtrace::trace_unsynchronized::h9e06b8268ffecce5 [INFO] [stderr] at /rustc/4797991aa2efb6d658150f10425b3f3b5d10eceb/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stderr] 2: 0x57b895819992 - std::sys::backtrace::_print_fmt::h11a484fce64968aa [INFO] [stderr] at /rustc/4797991aa2efb6d658150f10425b3f3b5d10eceb/library/std/src/sys/backtrace.rs:66:9 [INFO] [stderr] 3: 0x57b895819992 - ::fmt::h45575ad18c7268f9 [INFO] [stderr] at /rustc/4797991aa2efb6d658150f10425b3f3b5d10eceb/library/std/src/sys/backtrace.rs:39:26 [INFO] [stderr] 4: 0x57b89583a833 - core::fmt::rt::Argument::fmt::h266b728ddc2fca6b [INFO] [stderr] at /rustc/4797991aa2efb6d658150f10425b3f3b5d10eceb/library/core/src/fmt/rt.rs:173:76 [INFO] [stderr] 5: 0x57b89583a833 - core::fmt::write::h91b85499042b2f84 [INFO] [stderr] at /rustc/4797991aa2efb6d658150f10425b3f3b5d10eceb/library/core/src/fmt/mod.rs:1469:25 [INFO] [stderr] 6: 0x57b895817203 - std::io::default_write_fmt::h694af3f388c0069a [INFO] [stderr] at /rustc/4797991aa2efb6d658150f10425b3f3b5d10eceb/library/std/src/io/mod.rs:639:11 [INFO] [stderr] 7: 0x57b895817203 - std::io::Write::write_fmt::ha4c933d6aecf3807 [INFO] [stderr] at /rustc/4797991aa2efb6d658150f10425b3f3b5d10eceb/library/std/src/io/mod.rs:1954:13 [INFO] [stderr] 8: 0x57b8958197e2 - std::sys::backtrace::BacktraceLock::print::h03ec8c3f3a7d201f [INFO] [stderr] at /rustc/4797991aa2efb6d658150f10425b3f3b5d10eceb/library/std/src/sys/backtrace.rs:42:9 [INFO] [stderr] 9: 0x57b89581a863 - std::panicking::default_hook::{{closure}}::ha6b66822180faa7a [INFO] [stderr] at /rustc/4797991aa2efb6d658150f10425b3f3b5d10eceb/library/std/src/panicking.rs:300:27 [INFO] [stderr] 10: 0x57b89581a645 - std::panicking::default_hook::h63b8b52f6b0a1f88 [INFO] [stderr] at /rustc/4797991aa2efb6d658150f10425b3f3b5d10eceb/library/std/src/panicking.rs:327:9 [INFO] [stderr] 11: 0x57b89581b135 - std::panicking::rust_panic_with_hook::heef0436d89b50e7a [INFO] [stderr] at /rustc/4797991aa2efb6d658150f10425b3f3b5d10eceb/library/std/src/panicking.rs:833:13 [INFO] [stderr] 12: 0x57b89581af96 - std::panicking::begin_panic_handler::{{closure}}::h374994e01d671686 [INFO] [stderr] at /rustc/4797991aa2efb6d658150f10425b3f3b5d10eceb/library/std/src/panicking.rs:699:13 [INFO] [stderr] 13: 0x57b895819e89 - std::sys::backtrace::__rust_end_short_backtrace::hea80a8a485842af6 [INFO] [stderr] at /rustc/4797991aa2efb6d658150f10425b3f3b5d10eceb/library/std/src/sys/backtrace.rs:174:18 [INFO] [stderr] 14: 0x57b89581ac5d - __rustc[4f29f934f15b5d36]::rust_begin_unwind [INFO] [stderr] at /rustc/4797991aa2efb6d658150f10425b3f3b5d10eceb/library/std/src/panicking.rs:697:5 [INFO] [stderr] 15: 0x57b895839a60 - core::panicking::panic_fmt::he53e84e08041f488 [INFO] [stderr] at /rustc/4797991aa2efb6d658150f10425b3f3b5d10eceb/library/core/src/panicking.rs:75:14 [INFO] [stderr] 16: 0x57b8957d5193 - build_script_build::main::h021bfdadef7e8186 [INFO] [stderr] 17: 0x57b8957d1b73 - core::ops::function::FnOnce::call_once::h2195547716883e68 [INFO] [stderr] 18: 0x57b8957d18d6 - std::sys::backtrace::__rust_begin_short_backtrace::h3ec5f311a4fb53f8 [INFO] [stderr] 19: 0x57b8957d1799 - std::rt::lang_start::{{closure}}::h3caf0d61c8105639 [INFO] [stderr] 20: 0x57b8958136f0 - core::ops::function::impls:: for &F>::call_once::h0cd359a8da1b2682 [INFO] [stderr] at /rustc/4797991aa2efb6d658150f10425b3f3b5d10eceb/library/core/src/ops/function.rs:290:21 [INFO] [stderr] 21: 0x57b8958136f0 - std::panicking::catch_unwind::do_call::hf8eb2c96c27ce766 [INFO] [stderr] at /rustc/4797991aa2efb6d658150f10425b3f3b5d10eceb/library/std/src/panicking.rs:589:40 [INFO] [stderr] 22: 0x57b8958136f0 - std::panicking::catch_unwind::h916347d681425d54 [INFO] [stderr] at /rustc/4797991aa2efb6d658150f10425b3f3b5d10eceb/library/std/src/panicking.rs:552:19 [INFO] [stderr] 23: 0x57b8958136f0 - std::panic::catch_unwind::h4c865d60ee343e3d [INFO] [stderr] at /rustc/4797991aa2efb6d658150f10425b3f3b5d10eceb/library/std/src/panic.rs:359:14 [INFO] [stderr] 24: 0x57b8958136f0 - std::rt::lang_start_internal::{{closure}}::hed7a488974c6d6fa [INFO] [stderr] at /rustc/4797991aa2efb6d658150f10425b3f3b5d10eceb/library/std/src/rt.rs:175:24 [INFO] [stderr] 25: 0x57b8958136f0 - std::panicking::catch_unwind::do_call::hbdf79b7462de97d6 [INFO] [stderr] at /rustc/4797991aa2efb6d658150f10425b3f3b5d10eceb/library/std/src/panicking.rs:589:40 [INFO] [stderr] 26: 0x57b8958136f0 - std::panicking::catch_unwind::hc26a53d5cda25e27 [INFO] [stderr] at /rustc/4797991aa2efb6d658150f10425b3f3b5d10eceb/library/std/src/panicking.rs:552:19 [INFO] [stderr] 27: 0x57b8958136f0 - std::panic::catch_unwind::hbb44190581a1a458 [INFO] [stderr] at /rustc/4797991aa2efb6d658150f10425b3f3b5d10eceb/library/std/src/panic.rs:359:14 [INFO] [stderr] 28: 0x57b8958136f0 - std::rt::lang_start_internal::ha3e30388b2bdfec2 [INFO] [stderr] at /rustc/4797991aa2efb6d658150f10425b3f3b5d10eceb/library/std/src/rt.rs:171:5 [INFO] [stderr] 29: 0x57b8957d1781 - std::rt::lang_start::h12674c0c68f52940 [INFO] [stderr] 30: 0x57b8957d51f5 - main [INFO] [stderr] 31: 0x7dbfde8f41ca - [INFO] [stderr] 32: 0x7dbfde8f428b - __libc_start_main [INFO] [stderr] 33: 0x57b8957d06e5 - _start [INFO] [stderr] 34: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "91edd22f57a3f6016f2a66337523b028e1254165d7a5f9e85b6b325cca658ecf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "91edd22f57a3f6016f2a66337523b028e1254165d7a5f9e85b6b325cca658ecf", kill_on_drop: false }` [INFO] [stdout] 91edd22f57a3f6016f2a66337523b028e1254165d7a5f9e85b6b325cca658ecf