[INFO] cloning repository https://github.com/Dentosal/hepta-lang [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Dentosal/hepta-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDentosal%2Fhepta-lang", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDentosal%2Fhepta-lang'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 24d5a22057375b9b0c6e17cf6c0e7828bb3ef657 [INFO] checking Dentosal/hepta-lang against master#4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 for pr-83744 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDentosal%2Fhepta-lang" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Dentosal/hepta-lang on toolchain 4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Dentosal/hepta-lang [INFO] finished tweaking git repo https://github.com/Dentosal/hepta-lang [INFO] tweaked toml for git repo https://github.com/Dentosal/hepta-lang written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/Dentosal/hepta-lang already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest [INFO] [stderr] See https://doc.rust-lang.org/nightly/cargo/reference/manifest.html#the-edition-field for more information about using this feature. [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2a177b5b62b7e09f8644eddac140b01e78716b161758824e082b11d6bcdac5c9 [INFO] running `Command { std: "docker" "start" "-a" "2a177b5b62b7e09f8644eddac140b01e78716b161758824e082b11d6bcdac5c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2a177b5b62b7e09f8644eddac140b01e78716b161758824e082b11d6bcdac5c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2a177b5b62b7e09f8644eddac140b01e78716b161758824e082b11d6bcdac5c9", kill_on_drop: false }` [INFO] [stdout] 2a177b5b62b7e09f8644eddac140b01e78716b161758824e082b11d6bcdac5c9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 0458b469a472c4a7e59d52ac8b4f475d44186b6cf77b59aa8bc37b33bc4f566f [INFO] running `Command { std: "docker" "start" "-a" "0458b469a472c4a7e59d52ac8b4f475d44186b6cf77b59aa8bc37b33bc4f566f", kill_on_drop: false }` [INFO] [stderr] warning: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest [INFO] [stderr] See https://doc.rust-lang.org/nightly/cargo/reference/manifest.html#the-edition-field for more information about using this feature. [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling serde v1.0.70 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling libc v0.2.42 [INFO] [stderr] Compiling ucd-util v0.1.1 [INFO] [stderr] Compiling regex v1.0.2 [INFO] [stderr] Compiling lazy_static v1.0.2 [INFO] [stderr] Compiling itoa v0.4.2 [INFO] [stderr] Compiling dtoa v0.4.3 [INFO] [stderr] Compiling utf8-ranges v1.0.0 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking encode_unicode v0.1.3 [INFO] [stderr] Checking nix v0.5.1 [INFO] [stderr] Checking dirs v1.0.2 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling proc-macro2 v0.4.9 [INFO] [stderr] Compiling thread_local v0.3.5 [INFO] [stderr] Compiling regex-syntax v0.6.2 [INFO] [stderr] Compiling memchr v2.0.1 [INFO] [stderr] Compiling quote v0.6.4 [INFO] [stderr] Compiling aho-corasick v0.6.6 [INFO] [stderr] Compiling syn v0.14.5 [INFO] [stderr] Checking rustyline v1.0.0 [INFO] [stderr] Compiling serde_derive v1.0.70 [INFO] [stderr] Compiling serde_json v1.0.24 [INFO] [stderr] Compiling hepta-lang v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning[E0705]: the feature `rust_2018_preview` is included in the Rust 2018 edition [INFO] [stdout] --> build.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(rust_2018_preview)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0705`. [INFO] [stdout] [INFO] [stderr] error: failed to run custom build command for `hepta-lang v0.1.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/hepta-lang-b3b3611aef515217/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'No rust source found: Os { code: 2, kind: NotFound, message: "No such file or directory" }', build.rs:111:37 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x562607325940 - std::backtrace_rs::backtrace::libunwind::trace::hec7eaac9435d3512 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x562607325940 - std::backtrace_rs::backtrace::trace_unsynchronized::h42791b8fa12b7daa [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x562607325940 - std::sys_common::backtrace::_print_fmt::h3da3ebe04fb665a8 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x562607325940 - ::fmt::he40bcdde3c4491cd [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x562607347b9f - core::fmt::write::h2c729149c08098ab [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/core/src/fmt/mod.rs:1094:17 [INFO] [stderr] 5: 0x5626073235a5 - std::io::Write::write_fmt::h28e0f2f58b8d7b7e [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/io/mod.rs:1578:15 [INFO] [stderr] 6: 0x5626073276ab - std::sys_common::backtrace::_print::h7f0223b1e3d898fc [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x5626073276ab - std::sys_common::backtrace::print::h58edd634a14c2d4c [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x5626073276ab - std::panicking::default_hook::{{closure}}::h71657a7591430164 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x56260732718d - std::panicking::default_hook::hcdf4eb5db072c85b [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x562607327c5d - std::panicking::rust_panic_with_hook::hfb91e961ffb5b8e0 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x562607327857 - std::panicking::begin_panic_handler::{{closure}}::h984d540e84311150 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x562607325ddc - std::sys_common::backtrace::__rust_end_short_backtrace::h32354258ff2aecd1 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x5626073277b9 - rust_begin_unwind [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x562607175541 - core::panicking::panic_fmt::he3827412471ccbb1 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x562607175633 - core::result::unwrap_failed::h6e66654d198da7bd [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/core/src/result.rs:1355:5 [INFO] [stderr] 16: 0x5626071933ac - core::result::Result::expect::h3166683d12c0bf95 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/core/src/result.rs:997:23 [INFO] [stderr] 17: 0x562607186e33 - build_script_build::get_rust_srcfile::h41ca7662b04934b1 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:111:20 [INFO] [stderr] 18: 0x56260718a9f4 - build_script_build::main::h238514d6ea5a4401 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:331:20 [INFO] [stderr] 19: 0x56260718e77b - core::ops::function::FnOnce::call_once::hcc5721e41d547022 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 20: 0x5626071965fe - std::sys_common::backtrace::__rust_begin_short_backtrace::hb86445c1b375e156 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 21: 0x562607192be1 - std::rt::lang_start::{{closure}}::h0615d90d74903330 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/rt.rs:66:18 [INFO] [stderr] 22: 0x56260732805a - core::ops::function::impls:: for &F>::call_once::hd5953dadf0bc8f54 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 23: 0x56260732805a - std::panicking::try::do_call::h23b369f1996fb7d4 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/panicking.rs:379:40 [INFO] [stderr] 24: 0x56260732805a - std::panicking::try::he017ee9ed6bce192 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/panicking.rs:343:19 [INFO] [stderr] 25: 0x56260732805a - std::panic::catch_unwind::hbfb892340a78b30d [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/panic.rs:431:14 [INFO] [stderr] 26: 0x56260732805a - std::rt::lang_start_internal::hce6e4c0ce56abb51 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/rt.rs:51:25 [INFO] [stderr] 27: 0x562607192bc0 - std::rt::lang_start::h429b80742eb26a7c [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/rt.rs:65:5 [INFO] [stderr] 28: 0x56260718c0ec - main [INFO] [stderr] 29: 0x7f8305dbe0b3 - __libc_start_main [INFO] [stderr] 30: 0x562607175cde - _start [INFO] [stderr] 31: 0x0 - [INFO] running `Command { std: "docker" "inspect" "0458b469a472c4a7e59d52ac8b4f475d44186b6cf77b59aa8bc37b33bc4f566f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0458b469a472c4a7e59d52ac8b4f475d44186b6cf77b59aa8bc37b33bc4f566f", kill_on_drop: false }` [INFO] [stdout] 0458b469a472c4a7e59d52ac8b4f475d44186b6cf77b59aa8bc37b33bc4f566f