[INFO] cloning repository https://github.com/AffogatoLang/moka-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AffogatoLang/moka-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAffogatoLang%2Fmoka-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAffogatoLang%2Fmoka-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e1bad1d529682827a44b75ceccedb7069d5cce16
[INFO] documenting AffogatoLang/moka-rust against 1.76.0 for beta-1.77-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAffogatoLang%2Fmoka-rust" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AffogatoLang/moka-rust 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] started tweaking git repo https://github.com/AffogatoLang/moka-rust
[INFO] finished tweaking git repo https://github.com/AffogatoLang/moka-rust
[INFO] tweaked toml for git repo https://github.com/AffogatoLang/moka-rust written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/AffogatoLang/moka-rust 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 fuchsia-zircon-sys v0.2.0
[INFO] [stderr]   Downloaded cfg-if v0.1.2
[INFO] [stderr]   Downloaded utf8-ranges v1.0.0
[INFO] [stderr]   Downloaded dtoa v0.4.2
[INFO] [stderr]   Downloaded redox_syscall v0.1.32
[INFO] [stderr]   Downloaded memchr v2.0.1
[INFO] [stderr]   Downloaded pkg-config v0.3.9
[INFO] [stderr]   Downloaded serde_derive_internals v0.17.0
[INFO] [stderr]   Downloaded thread_local v0.3.4
[INFO] [stderr]   Downloaded enum-set v0.0.7
[INFO] [stderr]   Downloaded aho-corasick v0.6.4
[INFO] [stderr]   Downloaded bzip2 v0.3.2
[INFO] [stderr]   Downloaded serde_json v1.0.7
[INFO] [stderr]   Downloaded tar v0.4.14
[INFO] [stderr]   Downloaded regex-syntax v0.4.1
[INFO] [stderr]   Downloaded regex v0.2.3
[INFO] [stderr]   Downloaded bzip2-sys v0.1.6
[INFO] [stderr]   Downloaded rand v0.3.18
[INFO] [stderr]   Downloaded toml v0.4.5
[INFO] [stderr]   Downloaded serde v1.0.23
[INFO] [stderr]   Downloaded libc v0.2.34
[INFO] [stderr]   Downloaded cc v1.0.3
[INFO] [stderr]   Downloaded fuchsia-zircon v0.2.1
[INFO] [stderr]   Downloaded pcre v0.2.3
[INFO] [stderr]   Downloaded num-traits v0.1.41
[INFO] [stderr]   Downloaded filetime v0.1.14
[INFO] [stderr]   Downloaded xattr v0.1.11
[INFO] [stderr]   Downloaded libpcre-sys v0.2.2
[INFO] [stderr]   Downloaded serde_derive v1.0.23
[INFO] [stderr]   Downloaded docopt v0.8.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 3cc76d0f1d99eadff7eb3486a6c8e937545fcbb0154d9452b335dec3688ca3d0
[INFO] running `Command { std: "docker" "start" "-a" "3cc76d0f1d99eadff7eb3486a6c8e937545fcbb0154d9452b335dec3688ca3d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3cc76d0f1d99eadff7eb3486a6c8e937545fcbb0154d9452b335dec3688ca3d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cc76d0f1d99eadff7eb3486a6c8e937545fcbb0154d9452b335dec3688ca3d0", kill_on_drop: false }`
[INFO] [stdout] 3cc76d0f1d99eadff7eb3486a6c8e937545fcbb0154d9452b335dec3688ca3d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 4d8a36949ea74f5ea8b26bbff272167edc567bcc734ae4a924439dd59b902d5c
[INFO] running `Command { std: "docker" "start" "-a" "4d8a36949ea74f5ea8b26bbff272167edc567bcc734ae4a924439dd59b902d5c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.34
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling cc v1.0.3
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]     Checking serde v1.0.23
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling filetime v0.1.14
[INFO] [stderr]    Compiling xattr v0.1.11
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]    Compiling walkdir v0.1.8
[INFO] [stderr]     Checking thread_local v0.3.4
[INFO] [stderr]    Compiling tar v0.4.14
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.4.1
[INFO] [stderr]     Checking rand v0.3.18
[INFO] [stderr]    Compiling moka_rust v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking nom v1.2.4
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/build.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 28 |             fs::create_dir_all(&target_dir.parent().unwrap());
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 28 |             let _ = fs::create_dir_all(&target_dir.parent().unwrap());
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/build.rs:29:86
[INFO] [stdout]    |
[INFO] [stdout] 29 |             let mut outfile = write_opts.open(&target_dir).unwrap_or_else(|e| panic!(e));
[INFO] [stdout]    |                                                                                      ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]    |
[INFO] [stdout] 29 |             let mut outfile = write_opts.open(&target_dir).unwrap_or_else(|e| panic!("{}", e));
[INFO] [stdout]    |                                                                                      +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 29 |             let mut outfile = write_opts.open(&target_dir).unwrap_or_else(|e| std::panic::panic_any(e));
[INFO] [stdout]    |                                                                               ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling bzip2-sys v0.1.6
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking itoa v0.3.4
[INFO] [stderr]     Checking dtoa v0.4.2
[INFO] [stderr]     Checking num-traits v0.1.41
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]    Compiling serde_derive_internals v0.17.0
[INFO] [stderr]     Checking enum-set v0.0.7
[INFO] [stderr]     Checking regex v0.2.3
[INFO] [stderr]     Checking semver v0.2.3
[INFO] [stderr] error: failed to run custom build command for `moka_rust v0.1.2 (/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/moka_rust-0d763c7aab45d79e/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   "./target/debug"
[INFO] [stderr]   Target output: "./target/debug/./resources/ex-thued-interp/thue.lang"
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at src/build.rs:29:79:
[INFO] [stderr]   Box<dyn Any>
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55c851f0d406 - 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:     0x55c851f0d406 - 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:     0x55c851f0d406 - std::sys_common::backtrace::_print_fmt::hc7f3e3b5298b1083
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]      3:     0x55c851f0d406 - <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:     0x55c851f2c690 - core::fmt::rt::Argument::fmt::h76c38a80d925a410
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]      5:     0x55c851f2c690 - core::fmt::write::h3ed6aeaa977c8e45
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/mod.rs:1120:17
[INFO] [stderr]      6:     0x55c851f0b5ef - std::io::Write::write_fmt::h78b18af5775fedb5
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/io/mod.rs:1810:15
[INFO] [stderr]      7:     0x55c851f0d1e4 - std::sys_common::backtrace::_print::h5d645a07e0fcfdbb
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x55c851f0d1e4 - std::sys_common::backtrace::print::h85035a511aafe7a8
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x55c851f0e747 - std::panicking::default_hook::{{closure}}::hcce8cea212785a25
[INFO] [stderr]     10:     0x55c851f0e4a9 - std::panicking::default_hook::hf5fcb0f213fe709a
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:292:9
[INFO] [stderr]     11:     0x55c851f0ebd8 - std::panicking::rust_panic_with_hook::h095fccf1dc9379ee
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:779:13
[INFO] [stderr]     12:     0x55c851ee4428 - std::panicking::begin_panic::{{closure}}::hca83622418eea600
[INFO] [stderr]     13:     0x55c851ee3cd6 - std::sys_common::backtrace::__rust_end_short_backtrace::h4646ee9a9a0a2f9a
[INFO] [stderr]     14:     0x55c851ee43a1 - std::panicking::begin_panic::ha666bc2e4188d438
[INFO] [stderr]     15:     0x55c851ee606d - build_script_build::main::{{closure}}::haec0826d8c0529a9
[INFO] [stderr]     16:     0x55c851ee49b1 - core::result::Result<T,E>::unwrap_or_else::hb6676c59f23dcfc1
[INFO] [stderr]     17:     0x55c851ee5c0a - build_script_build::main::hbceb874fc87e16dd
[INFO] [stderr]     18:     0x55c851ee4583 - core::ops::function::FnOnce::call_once::h9af4d6b9cafaf46e
[INFO] [stderr]     19:     0x55c851ee3ce6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h9f3fc5c7d6e01fed
[INFO] [stderr]     20:     0x55c851ee40e9 - std::rt::lang_start::{{closure}}::hd412bac861705c9d
[INFO] [stderr]     21:     0x55c851f08001 - 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]     22:     0x55c851f08001 - std::panicking::try::do_call::hb4bda49fa13a0c2b
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stderr]     23:     0x55c851f08001 - std::panicking::try::h8bbf75149211aaaa
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stderr]     24:     0x55c851f08001 - std::panic::catch_unwind::h8c78ec68ebea34cb
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stderr]     25:     0x55c851f08001 - std::rt::lang_start_internal::{{closure}}::hffdf44a19fd9e220
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/rt.rs:148:48
[INFO] [stderr]     26:     0x55c851f08001 - std::panicking::try::do_call::hcb3194972c74716d
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stderr]     27:     0x55c851f08001 - std::panicking::try::hcdc6892c5f0dba4c
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stderr]     28:     0x55c851f08001 - std::panic::catch_unwind::h4910beb4573f4776
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stderr]     29:     0x55c851f08001 - std::rt::lang_start_internal::h6939038e2873596b
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/rt.rs:148:20
[INFO] [stderr]     30:     0x55c851ee40c7 - std::rt::lang_start::hcda669027be79685
[INFO] [stderr]     31:     0x55c851ee6235 - main
[INFO] [stderr]     32:     0x7f1d1d202d90 - <unknown>
[INFO] [stderr]     33:     0x7f1d1d202e40 - __libc_start_main
[INFO] [stderr]     34:     0x55c851ee3ba5 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "4d8a36949ea74f5ea8b26bbff272167edc567bcc734ae4a924439dd59b902d5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d8a36949ea74f5ea8b26bbff272167edc567bcc734ae4a924439dd59b902d5c", kill_on_drop: false }`
[INFO] [stdout] 4d8a36949ea74f5ea8b26bbff272167edc567bcc734ae4a924439dd59b902d5c
