[INFO] fetching crate ch4 0.12.0...
[INFO] documenting ch4-0.12.0 against 1.76.0 for beta-1.77-rustdoc-1
[INFO] extracting crate ch4 0.12.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate ch4 0.12.0 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate ch4 0.12.0
[INFO] finished tweaking crates.io crate ch4 0.12.0
[INFO] tweaked toml for crates.io crate ch4 0.12.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate ch4 0.12.0 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" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded slug v0.1.4
[INFO] [stderr]   Downloaded async-net v1.8.0
[INFO] [stderr]   Downloaded errno v0.3.5
[INFO] [stderr]   Downloaded cpufeatures v0.2.10
[INFO] [stderr]   Downloaded built v0.7.1
[INFO] [stderr]   Downloaded phf_codegen v0.11.2
[INFO] [stderr]   Downloaded async-signal v0.2.4
[INFO] [stderr]   Downloaded pest_generator v2.7.4
[INFO] [stderr]   Downloaded pest_derive v2.7.4
[INFO] [stderr]   Downloaded cargo-lock v9.0.0
[INFO] [stderr]   Downloaded deunicode v0.4.5
[INFO] [stderr]   Downloaded pest v2.7.4
[INFO] [stderr]   Downloaded rustix v0.37.26
[INFO] [stderr]   Downloaded libgit2-sys v0.16.1+1.7.1
[INFO] [stderr]   Downloaded linux-raw-sys v0.4.10
[INFO] [stderr]   Downloaded rustix v0.38.20
[INFO] [stderr]   Downloaded chrono-tz v0.8.3
[INFO] [stderr]   Downloaded bstr v1.7.0
[INFO] [stderr]   Downloaded git2 v0.18.1
[INFO] [stderr]   Downloaded tera v1.19.1
[INFO] [stderr]   Downloaded parse-zoneinfo v0.3.0
[INFO] [stderr]   Downloaded pest_meta v2.7.4
[INFO] [stderr]   Downloaded smol v1.3.0
[INFO] [stderr]   Downloaded unic-segment v0.9.0
[INFO] [stderr]   Downloaded event-listener v3.0.0
[INFO] [stderr]   Downloaded ignore v0.4.20
[INFO] [stderr]   Downloaded unic-ucd-segment v0.9.0
[INFO] [stderr]   Downloaded chrono-tz-build v0.2.0
[INFO] [stderr]   Downloaded humansize v2.1.3
[INFO] [stderr]   Downloaded globwalk v0.8.1
[INFO] [stderr]   Downloaded rsdns v0.16.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a9b121ed261c3fa84d6d3ae887c520da0093577aa7e3f0e139ccdce218c99b40
[INFO] running `Command { std: "docker" "start" "-a" "a9b121ed261c3fa84d6d3ae887c520da0093577aa7e3f0e139ccdce218c99b40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9b121ed261c3fa84d6d3ae887c520da0093577aa7e3f0e139ccdce218c99b40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9b121ed261c3fa84d6d3ae887c520da0093577aa7e3f0e139ccdce218c99b40", kill_on_drop: false }`
[INFO] [stdout] a9b121ed261c3fa84d6d3ae887c520da0093577aa7e3f0e139ccdce218c99b40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a69c5a953114ba6aa603f40d969e3502bccf79069ff6afd52f0fbf20881b35a
[INFO] running `Command { std: "docker" "start" "-a" "7a69c5a953114ba6aa603f40d969e3502bccf79069ff6afd52f0fbf20881b35a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling serde v1.0.189
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling percent-encoding v2.3.0
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling unic-char-range v0.9.0
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]    Compiling unic-common v0.9.0
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]    Compiling iana-time-zone v0.1.58
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling unic-char-property v0.9.0
[INFO] [stderr]    Compiling unic-ucd-version v0.9.0
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling hashbrown v0.14.2
[INFO] [stderr]    Compiling unic-ucd-segment v0.9.0
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling thread_local v1.1.7
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling unicode-bidi v0.3.13
[INFO] [stderr]    Compiling ryu v1.0.15
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling phf v0.11.2
[INFO] [stderr]    Compiling itoa v1.0.9
[INFO] [stderr]    Compiling deunicode v0.4.5
[INFO] [stderr]    Compiling form_urlencoded v1.2.0
[INFO] [stderr]    Compiling semver v1.0.20
[INFO] [stderr]    Compiling winnow v0.5.17
[INFO] [stderr]    Compiling slug v0.1.4
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling bstr v1.7.0
[INFO] [stderr]    Compiling idna v0.4.0
[INFO] [stderr]    Compiling unic-segment v0.9.0
[INFO] [stderr]    Compiling indexmap v2.0.2
[INFO] [stderr]    Compiling humansize v2.1.3
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling jobserver v0.1.27
[INFO] [stderr]    Compiling url v2.4.1
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling chrono v0.4.31
[INFO] [stderr]    Compiling petgraph v0.6.4
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling rayon v1.8.0
[INFO] [stderr]     Checking base64 v0.21.4
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling phf_codegen v0.11.2
[INFO] [stderr]    Compiling libz-sys v1.1.12
[INFO] [stderr]    Compiling libgit2-sys v0.16.1+1.7.1
[INFO] [stderr]    Compiling serde_derive v1.0.189
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling sysinfo v0.29.10
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]     Checking tokio v1.33.0
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.0
[INFO] [stderr]    Compiling globset v0.4.13
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling pest v2.7.4
[INFO] [stderr]    Compiling chrono-tz-build v0.2.0
[INFO] [stderr]    Compiling ignore v0.4.20
[INFO] [stderr]    Compiling chrono-tz v0.8.3
[INFO] [stderr]    Compiling globwalk v0.8.1
[INFO] [stderr]    Compiling pest_meta v2.7.4
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]    Compiling pest_generator v2.7.4
[INFO] [stderr]    Compiling pest_derive v2.7.4
[INFO] [stderr]    Compiling git2 v0.18.1
[INFO] [stderr]    Compiling toml_datetime v0.6.3
[INFO] [stderr]    Compiling serde_spanned v0.6.3
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling tera v1.19.1
[INFO] [stderr]    Compiling toml v0.7.8
[INFO] [stderr]    Compiling cargo-lock v9.0.0
[INFO] [stderr]    Compiling built v0.7.1
[INFO] [stderr]    Compiling rsdns v0.16.0
[INFO] [stderr]    Compiling ch4 v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `rsdns v0.16.0`
[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/rsdns-587c65fecd36991b/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rsdns-0.16.0/build.rs:27:5:
[INFO] [stderr]   failed to format /opt/rustwide/target/debug/build/rsdns-eae008bc4e6a20c2/out/client_tokio.rs
[INFO] [stderr]   stdout: 
[INFO] [stderr]   stderr: error: 'rustfmt' is not installed for the toolchain '1.76.0-x86_64-unknown-linux-gnu'
[INFO] [stderr]   To install, run `rustup component add rustfmt --toolchain 1.76.0-x86_64-unknown-linux-gnu`
[INFO] [stderr] 
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5590907718b6 - std::backtrace_rs::backtrace::libunwind::trace::hbee8a7973eeb6c93
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stderr]      1:     0x5590907718b6 - std::backtrace_rs::backtrace::trace_unsynchronized::hc8ac75eea3aa6899
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x5590907718b6 - std::sys_common::backtrace::_print_fmt::hc7f3e3b5298b1083
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]      3:     0x5590907718b6 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hbb235daedd7c6190
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x55909079b6e0 - core::fmt::rt::Argument::fmt::h76c38a80d925a410
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]      5:     0x55909079b6e0 - core::fmt::write::h3ed6aeaa977c8e45
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/mod.rs:1120:17
[INFO] [stderr]      6:     0x55909076f42f - std::io::Write::write_fmt::h78b18af5775fedb5
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/io/mod.rs:1810:15
[INFO] [stderr]      7:     0x559090771694 - std::sys_common::backtrace::_print::h5d645a07e0fcfdbb
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x559090771694 - std::sys_common::backtrace::print::h85035a511aafe7a8
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x559090772bf7 - std::panicking::default_hook::{{closure}}::hcce8cea212785a25
[INFO] [stderr]     10:     0x559090772959 - std::panicking::default_hook::hf5fcb0f213fe709a
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:292:9
[INFO] [stderr]     11:     0x559090773088 - std::panicking::rust_panic_with_hook::h095fccf1dc9379ee
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:779:13
[INFO] [stderr]     12:     0x559090772f62 - std::panicking::begin_panic_handler::{{closure}}::h032ba12139b353db
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:657:13
[INFO] [stderr]     13:     0x559090771db6 - std::sys_common::backtrace::__rust_end_short_backtrace::h9259bc2ff8fd0f76
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]     14:     0x559090772cc0 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:645:5
[INFO] [stderr]     15:     0x559090243b75 - core::panicking::panic_fmt::h784f20a50eaab275
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:72:14
[INFO] [stderr]     16:     0x5590902485a3 - build_script_build::format_file::h2e56cbaf13fd3ec0
[INFO] [stderr]     17:     0x559090248ae4 - build_script_build::write_file::haa11f71198d07e6e
[INFO] [stderr]     18:     0x559090248ec0 - build_script_build::write_clients::h870dbeeca254cc69
[INFO] [stderr]     19:     0x559090248fd6 - build_script_build::main::hc64eb43fede55e9c
[INFO] [stderr]     20:     0x559090244fe3 - core::ops::function::FnOnce::call_once::h7a02cd822a5540a4
[INFO] [stderr]     21:     0x5590902448c6 - std::sys_common::backtrace::__rust_begin_short_backtrace::hea9b062a8b64b443
[INFO] [stderr]     22:     0x5590902449f9 - std::rt::lang_start::{{closure}}::hc2545cd377da4677
[INFO] [stderr]     23:     0x55909076ab01 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h37600b1e5eea4ecd
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     24:     0x55909076ab01 - std::panicking::try::do_call::hb4bda49fa13a0c2b
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stderr]     25:     0x55909076ab01 - std::panicking::try::h8bbf75149211aaaa
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stderr]     26:     0x55909076ab01 - std::panic::catch_unwind::h8c78ec68ebea34cb
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stderr]     27:     0x55909076ab01 - std::rt::lang_start_internal::{{closure}}::hffdf44a19fd9e220
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/rt.rs:148:48
[INFO] [stderr]     28:     0x55909076ab01 - std::panicking::try::do_call::hcb3194972c74716d
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stderr]     29:     0x55909076ab01 - std::panicking::try::hcdc6892c5f0dba4c
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stderr]     30:     0x55909076ab01 - std::panic::catch_unwind::h4910beb4573f4776
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stderr]     31:     0x55909076ab01 - std::rt::lang_start_internal::h6939038e2873596b
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/rt.rs:148:20
[INFO] [stderr]     32:     0x5590902449d7 - std::rt::lang_start::h43a95d3b90be68fe
[INFO] [stderr]     33:     0x559090249155 - main
[INFO] [stderr]     34:     0x7f121ca93d90 - <unknown>
[INFO] [stderr]     35:     0x7f121ca93e40 - __libc_start_main
[INFO] [stderr]     36:     0x559090244455 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: failed to run custom build command for `ch4 v0.12.0 (/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/ch4-e1ee9864d1cf62aa/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rustc-env=CH4_VERSION=0.12.0
[INFO] [stderr]   cargo:rustc-env=CH4_SYSINFO_NAME=Ubuntu
[INFO] [stderr]   cargo:rustc-env=CH4_SYSINFO_OS_VERSION=Linux 22.04 Ubuntu
[INFO] [stderr]   cargo:rustc-env=CH4_SYSINFO_CPU_VENDOR=AuthenticAMD
[INFO] [stderr]   cargo:rustc-env=CH4_SYSINFO_CPU_BRAND=AMD EPYC 7B13
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at build.rs:71:5:
[INFO] [stderr]   failed to format /opt/rustwide/target/debug/build/ch4-0950618b3d75f60a/out/async_main.rs
[INFO] [stderr]   stdout: 
[INFO] [stderr]   stderr: error: 'rustfmt' is not installed for the toolchain '1.76.0-x86_64-unknown-linux-gnu'
[INFO] [stderr]   To install, run `rustup component add rustfmt --toolchain 1.76.0-x86_64-unknown-linux-gnu`
[INFO] [stderr] 
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55c198ff6296 - std::backtrace_rs::backtrace::libunwind::trace::hbee8a7973eeb6c93
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stderr]      1:     0x55c198ff6296 - std::backtrace_rs::backtrace::trace_unsynchronized::hc8ac75eea3aa6899
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55c198ff6296 - std::sys_common::backtrace::_print_fmt::hc7f3e3b5298b1083
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]      3:     0x55c198ff6296 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hbb235daedd7c6190
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x55c1990220e0 - core::fmt::rt::Argument::fmt::h76c38a80d925a410
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]      5:     0x55c1990220e0 - core::fmt::write::h3ed6aeaa977c8e45
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/mod.rs:1120:17
[INFO] [stderr]      6:     0x55c198ff3b7f - std::io::Write::write_fmt::h78b18af5775fedb5
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/io/mod.rs:1810:15
[INFO] [stderr]      7:     0x55c198ff6074 - std::sys_common::backtrace::_print::h5d645a07e0fcfdbb
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x55c198ff6074 - std::sys_common::backtrace::print::h85035a511aafe7a8
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x55c198ff78f7 - std::panicking::default_hook::{{closure}}::hcce8cea212785a25
[INFO] [stderr]     10:     0x55c198ff7659 - std::panicking::default_hook::hf5fcb0f213fe709a
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:292:9
[INFO] [stderr]     11:     0x55c198ff7d88 - std::panicking::rust_panic_with_hook::h095fccf1dc9379ee
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:779:13
[INFO] [stderr]     12:     0x55c198ff7c62 - std::panicking::begin_panic_handler::{{closure}}::h032ba12139b353db
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:657:13
[INFO] [stderr]     13:     0x55c198ff6796 - std::sys_common::backtrace::__rust_end_short_backtrace::h9259bc2ff8fd0f76
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]     14:     0x55c198ff79c0 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:645:5
[INFO] [stderr]     15:     0x55c1988070c5 - core::panicking::panic_fmt::h784f20a50eaab275
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:72:14
[INFO] [stderr]     16:     0x55c19880a918 - build_script_build::format_file::h6fa7d35367b3ea46
[INFO] [stderr]     17:     0x55c19880ab39 - build_script_build::write_file::hdfab8d903db50958
[INFO] [stderr]     18:     0x55c19880af45 - build_script_build::write_main::h854f3d145a41ab6c
[INFO] [stderr]     19:     0x55c198809301 - build_script_build::main::heeb682e8a7f04263
[INFO] [stderr]     20:     0x55c198807f63 - core::ops::function::FnOnce::call_once::h914da0d9eb0b87ca
[INFO] [stderr]     21:     0x55c198807ac6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h3e230c32c6308df5
[INFO] [stderr]     22:     0x55c198807bf9 - std::rt::lang_start::{{closure}}::hf317944f2cc703ef
[INFO] [stderr]     23:     0x55c198fece01 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h37600b1e5eea4ecd
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     24:     0x55c198fece01 - std::panicking::try::do_call::hb4bda49fa13a0c2b
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stderr]     25:     0x55c198fece01 - std::panicking::try::h8bbf75149211aaaa
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stderr]     26:     0x55c198fece01 - std::panic::catch_unwind::h8c78ec68ebea34cb
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stderr]     27:     0x55c198fece01 - std::rt::lang_start_internal::{{closure}}::hffdf44a19fd9e220
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/rt.rs:148:48
[INFO] [stderr]     28:     0x55c198fece01 - std::panicking::try::do_call::hcb3194972c74716d
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stderr]     29:     0x55c198fece01 - std::panicking::try::hcdc6892c5f0dba4c
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stderr]     30:     0x55c198fece01 - std::panic::catch_unwind::h4910beb4573f4776
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stderr]     31:     0x55c198fece01 - std::rt::lang_start_internal::h6939038e2873596b
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/rt.rs:148:20
[INFO] [stderr]     32:     0x55c198807bd7 - std::rt::lang_start::hd6cb2e1e5c21fac7
[INFO] [stderr]     33:     0x55c19880b025 - main
[INFO] [stderr]     34:     0x7f73cb4ebd90 - <unknown>
[INFO] [stderr]     35:     0x7f73cb4ebe40 - __libc_start_main
[INFO] [stderr]     36:     0x55c1988079a5 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "7a69c5a953114ba6aa603f40d969e3502bccf79069ff6afd52f0fbf20881b35a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a69c5a953114ba6aa603f40d969e3502bccf79069ff6afd52f0fbf20881b35a", kill_on_drop: false }`
[INFO] [stdout] 7a69c5a953114ba6aa603f40d969e3502bccf79069ff6afd52f0fbf20881b35a
