[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] documenting durka/brainmunch against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdurka%2Fbrainmunch" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/durka/brainmunch on toolchain 394e1b40d264aa6928811919c1124fa248e7d802 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-5/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-5/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" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--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-5/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] [stderr] error: the lock file /workspace/builds/worker-5/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--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-5/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1f09e8659bf6cc2fca827fc975ff9b80a2e3eaf74eedf0f2c4c69c55810b4f68 [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" "1f09e8659bf6cc2fca827fc975ff9b80a2e3eaf74eedf0f2c4c69c55810b4f68", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1f09e8659bf6cc2fca827fc975ff9b80a2e3eaf74eedf0f2c4c69c55810b4f68", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1f09e8659bf6cc2fca827fc975ff9b80a2e3eaf74eedf0f2c4c69c55810b4f68", kill_on_drop: false }` [INFO] [stdout] 1f09e8659bf6cc2fca827fc975ff9b80a2e3eaf74eedf0f2c4c69c55810b4f68 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--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] 614c960ebe5bd4dcb640b9b18131fa276122dee01a78357fb761852038258181 [INFO] running `Command { std: "docker" "start" "-a" "614c960ebe5bd4dcb640b9b18131fa276122dee01a78357fb761852038258181", 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 libc v0.2.71 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling gimli v0.21.0 [INFO] [stderr] Compiling adler32 v1.1.0 [INFO] [stderr] Compiling rustc-demangle v0.1.16 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling object v0.20.0 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling same-file v0.1.3 [INFO] [stderr] Compiling strum v0.8.0 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling walkdir v1.0.7 [INFO] [stderr] Compiling miniz_oxide v0.3.7 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling strum_macros v0.8.0 [INFO] [stderr] Compiling addr2line v0.12.2 [INFO] [stderr] Compiling backtrace v0.3.49 [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/types.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-c4a075a6e60873d0/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] cargo:warning=unifdef src/types.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: 0x55692579b9b5 - backtrace::backtrace::libunwind::trace::h34afbfad7fd770fc [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x55692579b9b5 - backtrace::backtrace::trace_unsynchronized::h460d522b1619a600 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55692579b9b5 - std::sys_common::backtrace::_print_fmt::ha45fac10086813b4 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x55692579b9b5 - ::fmt::hde84f63fcfd0e6de [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x5569257c2e9c - core::fmt::write::h540ac4a6a1232abc [INFO] [stderr] at src/libcore/fmt/mod.rs:1076 [INFO] [stderr] 5: 0x556925798763 - std::io::Write::write_fmt::hc344eafd6e850b4d [INFO] [stderr] at src/libstd/io/mod.rs:1537 [INFO] [stderr] 6: 0x55692579dec0 - std::sys_common::backtrace::_print::h4db88ff15cb5d61d [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x55692579dec0 - std::sys_common::backtrace::print::h5fc39e1b1f610bd3 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x55692579dec0 - std::panicking::default_hook::{{closure}}::h59e55edacb1d974a [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x55692579dc0c - std::panicking::default_hook::heee4c8016dfbf328 [INFO] [stderr] at src/libstd/panicking.rs:217 [INFO] [stderr] 10: 0x55692579e503 - std::panicking::rust_panic_with_hook::h8405b6301c79fb5a [INFO] [stderr] at src/libstd/panicking.rs:520 [INFO] [stderr] 11: 0x55692579e0fb - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:431 [INFO] [stderr] 12: 0x5569257c1831 - core::panicking::panic_fmt::h78830ea6a34e7206 [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 13: 0x5569257c1653 - core::option::expect_none_failed::hf79bbb5ca7e09e08 [INFO] [stderr] at src/libcore/option.rs:1269 [INFO] [stderr] 14: 0x55692574fa87 - core::result::Result::unwrap::h4556204bd1632fac [INFO] [stderr] at /rustc/394e1b40d264aa6928811919c1124fa248e7d802/src/libcore/result.rs:1005 [INFO] [stderr] 15: 0x5569257574a7 - build_script_build::unifdef_file::hd9ae40d203db6e4e [INFO] [stderr] at /opt/rustwide/workdir/build.rs:21 [INFO] [stderr] 16: 0x556925757f41 - build_script_build::unifdef_walk::h27b1280c8cf013af [INFO] [stderr] at /opt/rustwide/workdir/build.rs:53 [INFO] [stderr] 17: 0x556925757070 - build_script_build::main::h949387188ce6b82b [INFO] [stderr] at /opt/rustwide/workdir/build.rs:12 [INFO] [stderr] 18: 0x556925755e2b - std::rt::lang_start::{{closure}}::hdc1ff01599f76384 [INFO] [stderr] at /rustc/394e1b40d264aa6928811919c1124fa248e7d802/src/libstd/rt.rs:67 [INFO] [stderr] 19: 0x55692579e8d8 - std::rt::lang_start_internal::{{closure}}::h7cea099ad4edf1eb [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 20: 0x55692579e8d8 - std::panicking::try::do_call::h42d93372c44025d2 [INFO] [stderr] at src/libstd/panicking.rs:342 [INFO] [stderr] 21: 0x55692579e8d8 - std::panicking::try::hb47a4182362d3341 [INFO] [stderr] at src/libstd/panicking.rs:319 [INFO] [stderr] 22: 0x55692579e8d8 - std::panic::catch_unwind::h2afcfbf3125915b4 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 23: 0x55692579e8d8 - std::rt::lang_start_internal::h4f696727fe904f48 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 24: 0x556925755e07 - std::rt::lang_start::h1a7c4fb8bf4c7c6c [INFO] [stderr] at /rustc/394e1b40d264aa6928811919c1124fa248e7d802/src/libstd/rt.rs:67 [INFO] [stderr] 25: 0x5569257581aa - main [INFO] [stderr] 26: 0x7fea10ccf0b3 - __libc_start_main [INFO] [stderr] 27: 0x55692574917e - _start [INFO] [stderr] 28: 0x0 - [INFO] [stderr] [INFO] running `Command { std: "docker" "inspect" "614c960ebe5bd4dcb640b9b18131fa276122dee01a78357fb761852038258181", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "614c960ebe5bd4dcb640b9b18131fa276122dee01a78357fb761852038258181", kill_on_drop: false }` [INFO] [stdout] 614c960ebe5bd4dcb640b9b18131fa276122dee01a78357fb761852038258181