[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#c5fbcd35a8217a17f6b63a22217ace06cf8f5f02 for pr-86194 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAffogatoLang%2Fmoka-rust" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/AffogatoLang/moka-rust on toolchain c5fbcd35a8217a17f6b63a22217ace06cf8f5f02 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "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-4/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: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "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 walkdir v0.1.8 [INFO] [stderr] Downloaded serde_derive_internals v0.17.0 [INFO] [stderr] Downloaded toml v0.4.5 [INFO] [stderr] Downloaded xattr v0.1.11 [INFO] [stderr] Downloaded cc v1.0.3 [INFO] [stderr] Downloaded bzip2 v0.3.2 [INFO] [stderr] Downloaded enum-set v0.0.7 [INFO] [stderr] Downloaded docopt v0.8.1 [INFO] [stderr] Downloaded thread_local v0.3.4 [INFO] [stderr] Downloaded filetime v0.1.14 [INFO] [stderr] Downloaded num-traits v0.1.41 [INFO] [stderr] Downloaded tar v0.4.14 [INFO] [stderr] Downloaded pcre v0.2.3 [INFO] [stderr] Downloaded serde_derive v1.0.23 [INFO] [stderr] Downloaded serde_json v1.0.7 [INFO] [stderr] Downloaded rand v0.3.18 [INFO] [stderr] Downloaded regex v0.2.3 [INFO] [stderr] Downloaded redox_syscall v0.1.32 [INFO] [stderr] Downloaded libc v0.2.34 [INFO] [stderr] Downloaded libpcre-sys v0.2.2 [INFO] [stderr] Downloaded regex-syntax v0.4.1 [INFO] [stderr] Downloaded serde v1.0.23 [INFO] [stderr] Downloaded bzip2-sys v0.1.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e4969bed637fe574fcb5d01cc5f0f9de9cea74e7ec6269f3367686b81c7d224d [INFO] running `Command { std: "docker" "start" "-a" "e4969bed637fe574fcb5d01cc5f0f9de9cea74e7ec6269f3367686b81c7d224d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e4969bed637fe574fcb5d01cc5f0f9de9cea74e7ec6269f3367686b81c7d224d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e4969bed637fe574fcb5d01cc5f0f9de9cea74e7ec6269f3367686b81c7d224d", kill_on_drop: false }` [INFO] [stdout] e4969bed637fe574fcb5d01cc5f0f9de9cea74e7ec6269f3367686b81c7d224d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7dd3ac433790ac09ee1d795c6032e1ca87041075f6a9041191be6e8fbb2d399e [INFO] running `Command { std: "docker" "start" "-a" "7dd3ac433790ac09ee1d795c6032e1ca87041075f6a9041191be6e8fbb2d399e", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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] Checking void v1.0.2 [INFO] [stderr] Checking serde v1.0.23 [INFO] [stderr] Compiling winapi v0.2.8 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling pkg-config v0.3.9 [INFO] [stderr] Checking utf8-ranges v1.0.0 [INFO] [stderr] Checking regex-syntax v0.4.1 [INFO] [stderr] Checking enum-set v0.0.7 [INFO] [stderr] Checking num-traits v0.1.41 [INFO] [stderr] Checking lazy_static v0.1.16 [INFO] [stderr] Checking semver v0.2.3 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking thread_local v0.3.4 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling filetime v0.1.14 [INFO] [stderr] Compiling xattr v0.1.11 [INFO] [stderr] Compiling tar v0.4.14 [INFO] [stderr] Checking memchr v2.0.1 [INFO] [stderr] Checking rand v0.3.18 [INFO] [stderr] Checking aho-corasick v0.6.4 [INFO] [stderr] Compiling walkdir v0.1.8 [INFO] [stderr] Checking regex v0.2.3 [INFO] [stderr] Compiling moka_rust v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Compiling bzip2-sys v0.1.6 [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: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [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: 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: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [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] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/moka_rust-90e48a9f68752364/build-script-build` (exit status: 101) [INFO] [stderr] --- stdout [INFO] [stderr] "./target/debug" [INFO] [stderr] Target output: "./target/debug/./resources/ex-thued-interp/lex/thue.lex" [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'Box', src/build.rs:29:79 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55e976c2eef0 - std::backtrace_rs::backtrace::libunwind::trace::hfa838fc631229987 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x55e976c2eef0 - std::backtrace_rs::backtrace::trace_unsynchronized::h93a23e36ec026219 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55e976c2eef0 - std::sys_common::backtrace::_print_fmt::hba56c7f796a4152f [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55e976c2eef0 - ::fmt::h214637f1e26310e1 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55e976c4937c - core::fmt::write::h7aa6cd0067dca82a [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/core/src/fmt/mod.rs:1110:17 [INFO] [stderr] 5: 0x55e976c2cfc5 - std::io::Write::write_fmt::heb07fc0616bbd06d [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/io/mod.rs:1588:15 [INFO] [stderr] 6: 0x55e976c30b1b - std::sys_common::backtrace::_print::h2c2441c37e894fb5 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55e976c30b1b - std::sys_common::backtrace::print::h4fb679ac439362ea [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55e976c30b1b - std::panicking::default_hook::{{closure}}::h56bbadec2356e5d2 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55e976c305f1 - std::panicking::default_hook::hb25822b45f6fdc4e [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x55e976c311e4 - std::panicking::rust_panic_with_hook::h4da5578e7277d2d4 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/panicking.rs:622:17 [INFO] [stderr] 11: 0x55e976c0c85b - std::panicking::begin_panic::{{closure}}::h4d5b90f97446a438 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/panicking.rs:542:9 [INFO] [stderr] 12: 0x55e976c09018 - std::sys_common::backtrace::__rust_end_short_backtrace::h27a454e80540f1ec [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55e976c0c75b - std::panicking::begin_panic::h46f94249bba636d5 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/panicking.rs:541:12 [INFO] [stderr] 14: 0x55e976c0aca6 - build_script_build::main::{{closure}}::h0e233ee871878e4b [INFO] [stderr] at /opt/rustwide/workdir/src/build.rs:29:79 [INFO] [stderr] 15: 0x55e976c0bc85 - core::result::Result::unwrap_or_else::h54f2c63a860cabf1 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/core/src/result.rs:821:23 [INFO] [stderr] 16: 0x55e976c0a5c7 - build_script_build::main::hbabc772d38f41014 [INFO] [stderr] at /opt/rustwide/workdir/src/build.rs:29:31 [INFO] [stderr] 17: 0x55e976c0b46b - core::ops::function::FnOnce::call_once::hc9cc393890b90f39 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 18: 0x55e976c0905e - std::sys_common::backtrace::__rust_begin_short_backtrace::h6c2a3b0a0babb7f3 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 19: 0x55e976c0bf71 - std::rt::lang_start::{{closure}}::h076ebb82f4394840 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/rt.rs:49:18 [INFO] [stderr] 20: 0x55e976c316e9 - core::ops::function::impls:: for &F>::call_once::hd933294140eb11aa [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 21: 0x55e976c316e9 - std::panicking::try::do_call::h8342fe3d9218b807 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/panicking.rs:401:40 [INFO] [stderr] 22: 0x55e976c316e9 - std::panicking::try::hcbd73d6d0d58a8f0 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/panicking.rs:365:19 [INFO] [stderr] 23: 0x55e976c316e9 - std::panic::catch_unwind::hde9cf73f810acfcc [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/panic.rs:434:14 [INFO] [stderr] 24: 0x55e976c316e9 - std::rt::lang_start_internal::heb39e7ea6e5d6f6f [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/rt.rs:34:21 [INFO] [stderr] 25: 0x55e976c0bf50 - std::rt::lang_start::h0144e4f76f0b0d0c [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/rt.rs:48:5 [INFO] [stderr] 26: 0x55e976c0af1c - main [INFO] [stderr] 27: 0x7f2a6f0bf0b3 - __libc_start_main [INFO] [stderr] 28: 0x55e976c077ee - _start [INFO] [stderr] 29: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "7dd3ac433790ac09ee1d795c6032e1ca87041075f6a9041191be6e8fbb2d399e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7dd3ac433790ac09ee1d795c6032e1ca87041075f6a9041191be6e8fbb2d399e", kill_on_drop: false }` [INFO] [stdout] 7dd3ac433790ac09ee1d795c6032e1ca87041075f6a9041191be6e8fbb2d399e