[INFO] cloning repository https://github.com/durka/brainmunch [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/durka/brainmunch" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdurka%2Fbrainmunch", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdurka%2Fbrainmunch'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2ed5eee21ab793316b850a47c24cbb210f64e0ca [INFO] checking durka/brainmunch against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdurka%2Fbrainmunch" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/durka/brainmunch on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-6/source/.cargo/config [INFO] started tweaking git repo https://github.com/durka/brainmunch [INFO] finished tweaking git repo https://github.com/durka/brainmunch [INFO] tweaked toml for git repo https://github.com/durka/brainmunch written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/durka/brainmunch already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently [INFO] [stderr] disables Cargo from automatically inferring other binary targets. [INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following [INFO] [stderr] files will be included as a binary target: [INFO] [stderr] [INFO] [stderr] * /workspace/builds/worker-6/source/src/main.rs [INFO] [stderr] [INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be [INFO] [stderr] ready to be compiled as a binary target today. You can future-proof yourself [INFO] [stderr] and disable this warning by adding `autobins = false` to your [package] [INFO] [stderr] section. You may also move the files to a location where Cargo would not [INFO] [stderr] automatically infer them to be a target, such as in subfolders. [INFO] [stderr] [INFO] [stderr] For more information on this warning you can consult [INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330 [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5b16e11ea7bf4d89768a9b488596924a7c0044df1ed78cfa1e452be688b7de80 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "5b16e11ea7bf4d89768a9b488596924a7c0044df1ed78cfa1e452be688b7de80", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5b16e11ea7bf4d89768a9b488596924a7c0044df1ed78cfa1e452be688b7de80", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b16e11ea7bf4d89768a9b488596924a7c0044df1ed78cfa1e452be688b7de80", kill_on_drop: false }` [INFO] [stdout] 5b16e11ea7bf4d89768a9b488596924a7c0044df1ed78cfa1e452be688b7de80 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "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] 80bdaf0d93e1a48a9f1e22a461037a45f856277114c6ef594c828dde8ff27b7e [INFO] running `Command { std: "docker" "start" "-a" "80bdaf0d93e1a48a9f1e22a461037a45f856277114c6ef594c828dde8ff27b7e", kill_on_drop: false }` [INFO] [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently [INFO] [stderr] disables Cargo from automatically inferring other binary targets. [INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following [INFO] [stderr] files will be included as a binary target: [INFO] [stderr] [INFO] [stderr] * /opt/rustwide/workdir/src/main.rs [INFO] [stderr] [INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be [INFO] [stderr] ready to be compiled as a binary target today. You can future-proof yourself [INFO] [stderr] and disable this warning by adding `autobins = false` to your [package] [INFO] [stderr] section. You may also move the files to a location where Cargo would not [INFO] [stderr] automatically infer them to be a target, such as in subfolders. [INFO] [stderr] [INFO] [stderr] For more information on this warning you can consult [INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.99 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling same-file v0.1.3 [INFO] [stderr] Compiling strum v0.8.0 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling strum_macros v0.8.0 [INFO] [stderr] Compiling walkdir v1.0.7 [INFO] [stderr] Compiling object v0.26.0 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling backtrace v0.3.61 [INFO] [stderr] Compiling error-chain v0.11.0 [INFO] [stderr] Compiling foreman v0.4.0 [INFO] [stderr] Compiling bf v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] The following warnings were emitted during compilation: [INFO] [stderr] [INFO] [stderr] warning: unifdef src/bf.pre.rs [INFO] [stderr] [INFO] [stderr] error: failed to run custom build command for `bf v0.1.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/bf-f2d99b480b6617fa/build-script-build` (exit status: 101) [INFO] [stderr] --- stdout [INFO] [stderr] cargo:warning=unifdef src/bf.pre.rs [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }', build.rs:24:23 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x555583a754d0 - std::backtrace_rs::backtrace::libunwind::trace::h0197874f43e7190f [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x555583a754d0 - std::backtrace_rs::backtrace::trace_unsynchronized::hfdfd566bbbda6f2d [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x555583a754d0 - std::sys_common::backtrace::_print_fmt::hb3b4707c15b032a1 [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x555583a754d0 - ::fmt::had1dceac8b072f88 [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x555583a97abc - core::fmt::write::h9a6d9c74526a6c1b [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/core/src/fmt/mod.rs:1117:17 [INFO] [stderr] 5: 0x555583a72985 - std::io::Write::write_fmt::h05c3bb2bc83b8ed0 [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/io/mod.rs:1667:15 [INFO] [stderr] 6: 0x555583a76c3b - std::sys_common::backtrace::_print::h10f0826b2a586b58 [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x555583a76c3b - std::sys_common::backtrace::print::h0d4242fbd1ac3eb6 [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x555583a76c3b - std::panicking::default_hook::{{closure}}::h275ead39fe8b8e2a [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/panicking.rs:210:50 [INFO] [stderr] 9: 0x555583a767b0 - std::panicking::default_hook::h5505d4d90f5984d9 [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/panicking.rs:227:9 [INFO] [stderr] 10: 0x555583a77304 - std::panicking::rust_panic_with_hook::h2f8980d1d9fd4ca0 [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/panicking.rs:624:17 [INFO] [stderr] 11: 0x555583a76de0 - std::panicking::begin_panic_handler::{{closure}}::hd87853ef7e40ae97 [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/panicking.rs:521:13 [INFO] [stderr] 12: 0x555583a759d4 - std::sys_common::backtrace::__rust_end_short_backtrace::hcab167aa940694a2 [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x555583a76d49 - rust_begin_unwind [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/panicking.rs:517:5 [INFO] [stderr] 14: 0x555583a252a1 - core::panicking::panic_fmt::hcf5f6d96e1dd7099 [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/core/src/panicking.rs:93:14 [INFO] [stderr] 15: 0x555583a25393 - core::result::unwrap_failed::he898b02f57993c42 [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/core/src/result.rs:1617:5 [INFO] [stderr] 16: 0x555583a32c0a - core::result::Result::unwrap::h7c2fc23ccddbab0e [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/core/src/result.rs:1299:23 [INFO] [stderr] 17: 0x555583a2ca1c - build_script_build::unifdef_file::ha92fbca99533c940 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:21:9 [INFO] [stderr] 18: 0x555583a2d4b7 - build_script_build::unifdef_walk::h6b83e878989292ed [INFO] [stderr] at /opt/rustwide/workdir/build.rs:53:9 [INFO] [stderr] 19: 0x555583a2c5e3 - build_script_build::main::had82d2522533f310 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:12:5 [INFO] [stderr] 20: 0x555583a31fab - core::ops::function::FnOnce::call_once::h319f8368377f3d0d [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 21: 0x555583a3133e - std::sys_common::backtrace::__rust_begin_short_backtrace::h0f1f7ea6f0c62bb8 [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 22: 0x555583a2f211 - std::rt::lang_start::{{closure}}::h21cd32097f684a7b [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/rt.rs:63:18 [INFO] [stderr] 23: 0x555583a7780a - core::ops::function::impls:: for &F>::call_once::h5e3bbb97afe2bb03 [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 24: 0x555583a7780a - std::panicking::try::do_call::h48c2d717cec4bdcb [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/panicking.rs:403:40 [INFO] [stderr] 25: 0x555583a7780a - std::panicking::try::h2a49bc215893bc14 [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/panicking.rs:367:19 [INFO] [stderr] 26: 0x555583a7780a - std::panic::catch_unwind::h6d23b7c99550c7ff [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/panic.rs:129:14 [INFO] [stderr] 27: 0x555583a7780a - std::rt::lang_start_internal::{{closure}}::h251a0c0729f15896 [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/rt.rs:45:48 [INFO] [stderr] 28: 0x555583a7780a - std::panicking::try::do_call::h4830e784a9b9d1ad [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/panicking.rs:403:40 [INFO] [stderr] 29: 0x555583a7780a - std::panicking::try::h0427859d2ad3b3b9 [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/panicking.rs:367:19 [INFO] [stderr] 30: 0x555583a7780a - std::panic::catch_unwind::h4079bfb63395be0f [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/panic.rs:129:14 [INFO] [stderr] 31: 0x555583a7780a - std::rt::lang_start_internal::h408e9d26a25a1f08 [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/rt.rs:45:20 [INFO] [stderr] 32: 0x555583a2f1e0 - std::rt::lang_start::he81b398b8376f887 [INFO] [stderr] at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/rt.rs:62:5 [INFO] [stderr] 33: 0x555583a2d6dc - main [INFO] [stderr] 34: 0x7efd1153e0b3 - __libc_start_main [INFO] [stderr] 35: 0x555583a25a5e - _start [INFO] [stderr] 36: 0x0 - [INFO] running `Command { std: "docker" "inspect" "80bdaf0d93e1a48a9f1e22a461037a45f856277114c6ef594c828dde8ff27b7e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "80bdaf0d93e1a48a9f1e22a461037a45f856277114c6ef594c828dde8ff27b7e", kill_on_drop: false }` [INFO] [stdout] 80bdaf0d93e1a48a9f1e22a461037a45f856277114c6ef594c828dde8ff27b7e