[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] checking AffogatoLang/moka-rust against master#9610dfe5a9a731ced1ea4923ecbd0c57fe367898 for beta-170-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAffogatoLang%2Fmoka-rust" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AffogatoLang/moka-rust on toolchain 9610dfe5a9a731ced1ea4923ecbd0c57fe367898
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "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-7-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" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded uuid v0.5.1
[INFO] [stderr]   Downloaded xattr v0.1.11
[INFO] [stderr]   Downloaded cfg-if v0.1.2
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[INFO] [stderr]   Downloaded fuchsia-zircon-sys v0.2.0
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[INFO] [stderr]   Downloaded semver v0.2.3
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[INFO] [stderr]   Downloaded walkdir v0.1.8
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[INFO] [stderr]   Downloaded docopt v0.8.1
[INFO] [stderr]   Downloaded nom v1.2.4
[INFO] [stderr]   Downloaded regex-syntax v0.4.1
[INFO] [stderr]   Downloaded num-traits v0.1.41
[INFO] [stderr]   Downloaded enum-set v0.0.7
[INFO] [stderr]   Downloaded tar v0.4.14
[INFO] [stderr]   Downloaded bzip2-sys v0.1.6
[INFO] [stderr]   Downloaded lazy_static v0.1.16
[INFO] [stderr]   Downloaded serde_json v1.0.7
[INFO] [stderr]   Downloaded toml v0.4.5
[INFO] [stderr]   Downloaded redox_syscall v0.1.32
[INFO] [stderr]   Downloaded libc v0.2.34
[INFO] [stderr]   Downloaded cc v1.0.3
[INFO] [stderr]   Downloaded regex v0.2.3
[INFO] [stderr]   Downloaded serde_derive_internals v0.17.0
[INFO] [stderr]   Downloaded rand v0.3.18
[INFO] [stderr]   Downloaded serde v1.0.23
[INFO] [stderr]   Downloaded serde_derive v1.0.23
[INFO] [stderr]   Downloaded libpcre-sys v0.2.2
[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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f2432a722208551f9166e5bc1bfd3d427c984eaa7a70dd2e3686aff9f27a1add
[INFO] running `Command { std: "docker" "start" "-a" "f2432a722208551f9166e5bc1bfd3d427c984eaa7a70dd2e3686aff9f27a1add", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2432a722208551f9166e5bc1bfd3d427c984eaa7a70dd2e3686aff9f27a1add", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2432a722208551f9166e5bc1bfd3d427c984eaa7a70dd2e3686aff9f27a1add", kill_on_drop: false }`
[INFO] [stdout] f2432a722208551f9166e5bc1bfd3d427c984eaa7a70dd2e3686aff9f27a1add
[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=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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 504d0d48ec6d681bf26d3592249e12516907c07aab16edf31aaebcc415f8517a
[INFO] running `Command { std: "docker" "start" "-a" "504d0d48ec6d681bf26d3592249e12516907c07aab16edf31aaebcc415f8517a", 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 quote v0.3.15
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]     Checking serde v1.0.23
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.4.1
[INFO] [stderr]     Checking dtoa v0.4.2
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking enum-set v0.0.7
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking num-traits v0.1.41
[INFO] [stderr]     Checking itoa v0.3.4
[INFO] [stderr]     Checking thread_local v0.3.4
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking nom v1.2.4
[INFO] [stderr]     Checking lazy_static v0.1.16
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling xattr v0.1.11
[INFO] [stderr]    Compiling filetime v0.1.14
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking rand v0.3.18
[INFO] [stderr]    Compiling tar v0.4.14
[INFO] [stderr]     Checking semver v0.2.3
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]    Compiling walkdir v0.1.8
[INFO] [stderr]    Compiling bzip2-sys v0.1.6
[INFO] [stderr]    Compiling moka_rust v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking regex v0.2.3
[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] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[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-b9dfab5a66746dec/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   "./target/debug"
[INFO] [stderr]   Target output: "./target/debug/./resources/ex-thued/lex/thue.lex"
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'Box<dyn Any>', src/build.rs:29:79
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x563ad89d8bf1 - std::backtrace_rs::backtrace::libunwind::trace::h036e87df56fc4b9d
[INFO] [stderr]                                  at /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stderr]      1:     0x563ad89d8bf1 - std::backtrace_rs::backtrace::trace_unsynchronized::hd61eb2dbd6ae476a
[INFO] [stderr]                                  at /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x563ad89d8bf1 - std::sys_common::backtrace::_print_fmt::h00c50d0875db23c9
[INFO] [stderr]                                  at /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/std/src/sys_common/backtrace.rs:65:5
[INFO] [stderr]      3:     0x563ad89d8bf1 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h63195ab2dde77ccc
[INFO] [stderr]                                  at /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x563ad89f4f8f - core::fmt::rt::Argument::fmt::h83f4110348c688f4
[INFO] [stderr]                                  at /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/core/src/fmt/rt.rs:138:9
[INFO] [stderr]      5:     0x563ad89f4f8f - core::fmt::write::h509367dd365f983a
[INFO] [stderr]                                  at /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/core/src/fmt/mod.rs:1094:21
[INFO] [stderr]      6:     0x563ad89d6ae1 - std::io::Write::write_fmt::h8e60bfebdaabfee5
[INFO] [stderr]                                  at /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/std/src/io/mod.rs:1713:15
[INFO] [stderr]      7:     0x563ad89d8a05 - std::sys_common::backtrace::_print::h96e550016098cde6
[INFO] [stderr]                                  at /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x563ad89d8a05 - std::sys_common::backtrace::print::h7a049611b153a02e
[INFO] [stderr]                                  at /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x563ad89d9d87 - std::panicking::default_hook::{{closure}}::h1b023d46676794c4
[INFO] [stderr]     10:     0x563ad89d9b74 - std::panicking::default_hook::hea2961dabcf68e83
[INFO] [stderr]                                  at /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/std/src/panicking.rs:288:9
[INFO] [stderr]     11:     0x563ad89da23c - std::panicking::rust_panic_with_hook::h4285c91a8168b001
[INFO] [stderr]                                  at /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/std/src/panicking.rs:705:13
[INFO] [stderr]     12:     0x563ad89b29c4 - std::panicking::begin_panic::{{closure}}::hbaf62aa2dc9566d7
[INFO] [stderr]     13:     0x563ad89b1506 - std::sys_common::backtrace::__rust_end_short_backtrace::hb721f96849ba4a6f
[INFO] [stderr]     14:     0x563ad89b2931 - std::panicking::begin_panic::h36d729129ea7748f
[INFO] [stderr]     15:     0x563ad89b230d - build_script_build::main::{{closure}}::h59a92605c6f8b094
[INFO] [stderr]     16:     0x563ad89b3041 - core::result::Result<T,E>::unwrap_or_else::h356e65eb9d087680
[INFO] [stderr]     17:     0x563ad89b1eb5 - build_script_build::main::h9328203f84886aa7
[INFO] [stderr]     18:     0x563ad89b2b63 - core::ops::function::FnOnce::call_once::h3b78331aba30d057
[INFO] [stderr]     19:     0x563ad89b1516 - std::sys_common::backtrace::__rust_begin_short_backtrace::he6c9d48d32bd6f0a
[INFO] [stderr]     20:     0x563ad89b12d9 - std::rt::lang_start::{{closure}}::h95e428e35cad1a29
[INFO] [stderr]     21:     0x563ad89d33c5 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h49ef85a8a8d45198
[INFO] [stderr]                                  at /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     22:     0x563ad89d33c5 - std::panicking::try::do_call::ha1def14af693a135
[INFO] [stderr]                                  at /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/std/src/panicking.rs:500:40
[INFO] [stderr]     23:     0x563ad89d33c5 - std::panicking::try::haa3dc2a1139932e2
[INFO] [stderr]                                  at /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/std/src/panicking.rs:464:19
[INFO] [stderr]     24:     0x563ad89d33c5 - std::panic::catch_unwind::h9d9cbebaf9f15c67
[INFO] [stderr]                                  at /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/std/src/panic.rs:142:14
[INFO] [stderr]     25:     0x563ad89d33c5 - std::rt::lang_start_internal::{{closure}}::hf660a772669a69cc
[INFO] [stderr]                                  at /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/std/src/rt.rs:148:48
[INFO] [stderr]     26:     0x563ad89d33c5 - std::panicking::try::do_call::hb1c34715bb9b1c46
[INFO] [stderr]                                  at /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/std/src/panicking.rs:500:40
[INFO] [stderr]     27:     0x563ad89d33c5 - std::panicking::try::h499866fd990da8f1
[INFO] [stderr]                                  at /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/std/src/panicking.rs:464:19
[INFO] [stderr]     28:     0x563ad89d33c5 - std::panic::catch_unwind::hac1ffec55b72e7bc
[INFO] [stderr]                                  at /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/std/src/panic.rs:142:14
[INFO] [stderr]     29:     0x563ad89d33c5 - std::rt::lang_start_internal::h0fecf91cd579e7b6
[INFO] [stderr]                                  at /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/std/src/rt.rs:148:20
[INFO] [stderr]     30:     0x563ad89b12b7 - std::rt::lang_start::hec7911c48cce6927
[INFO] [stderr]     31:     0x563ad89b24d5 - main
[INFO] [stderr]     32:     0x7f5c53aecd90 - <unknown>
[INFO] [stderr]     33:     0x7f5c53aece40 - __libc_start_main
[INFO] [stderr]     34:     0x563ad89b0b35 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "504d0d48ec6d681bf26d3592249e12516907c07aab16edf31aaebcc415f8517a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "504d0d48ec6d681bf26d3592249e12516907c07aab16edf31aaebcc415f8517a", kill_on_drop: false }`
[INFO] [stdout] 504d0d48ec6d681bf26d3592249e12516907c07aab16edf31aaebcc415f8517a
