[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#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdurka%2Fbrainmunch" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/durka/brainmunch on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-7/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-7/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" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "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-7/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-7/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" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "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-7/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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5047cbcebda0d85bda7b6de6fdc4419bf069a9a74560ba3b7c4245b506f01a4d [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" "5047cbcebda0d85bda7b6de6fdc4419bf069a9a74560ba3b7c4245b506f01a4d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5047cbcebda0d85bda7b6de6fdc4419bf069a9a74560ba3b7c4245b506f01a4d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5047cbcebda0d85bda7b6de6fdc4419bf069a9a74560ba3b7c4245b506f01a4d", kill_on_drop: false }` [INFO] [stdout] 5047cbcebda0d85bda7b6de6fdc4419bf069a9a74560ba3b7c4245b506f01a4d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1fc4191e4c49f96d2e082fd6aed34d2934446abf6071c64e8592e73b3a939db6 [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" "1fc4191e4c49f96d2e082fd6aed34d2934446abf6071c64e8592e73b3a939db6", 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] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.86 [INFO] [stderr] Compiling adler v0.2.3 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling gimli v0.23.0 [INFO] [stderr] Compiling object v0.23.0 [INFO] [stderr] Compiling rustc-demangle v0.1.18 [INFO] [stderr] Compiling cfg-if v1.0.0 [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 walkdir v1.0.7 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling miniz_oxide v0.4.3 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling strum_macros v0.8.0 [INFO] [stderr] Compiling addr2line v0.14.1 [INFO] [stderr] Compiling backtrace v0.3.56 [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-4001269887ec832b/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: 0x5589efcff4e0 - std::backtrace_rs::backtrace::libunwind::trace::hb4de9797f80b7b8c [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x5589efcff4e0 - std::backtrace_rs::backtrace::trace_unsynchronized::h59566d0bd20efff7 [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x5589efcff4e0 - std::sys_common::backtrace::_print_fmt::hcfa5ce6be50275d4 [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x5589efcff4e0 - ::fmt::hd8c307a38b9bab04 [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x5589efd1f37c - core::fmt::write::h3868db8542c90941 [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/core/src/fmt/mod.rs:1096:17 [INFO] [stderr] 5: 0x5589efcfbfa2 - std::io::Write::write_fmt::hab90295d5a0f197d [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/std/src/io/mod.rs:1568:15 [INFO] [stderr] 6: 0x5589efd012c5 - std::sys_common::backtrace::_print::h19224910b8700cf1 [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x5589efd012c5 - std::sys_common::backtrace::print::h25dedfa68c5fb84a [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x5589efd012c5 - std::panicking::default_hook::{{closure}}::h12c5765653a72a42 [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x5589efd00e23 - std::panicking::default_hook::he65cee71c4209f0c [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x5589efd01a61 - std::panicking::rust_panic_with_hook::h01a674d863fe0d8a [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x5589efd015a7 - std::panicking::begin_panic_handler::{{closure}}::h9b9fecf185178864 [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x5589efcff97c - std::sys_common::backtrace::__rust_end_short_backtrace::h57be46a42dc7f24b [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x5589efd01509 - rust_begin_unwind [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x5589efd1dd41 - core::panicking::panic_fmt::h20225113c4a2f8fd [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x5589efd1db63 - core::option::expect_none_failed::hc6d6d4cea4fdc285 [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/core/src/option.rs:1300:5 [INFO] [stderr] 16: 0x5589efcacb97 - core::result::Result::unwrap::hc15e045f6186174b [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/core/src/result.rs:1037:23 [INFO] [stderr] 17: 0x5589efcaf925 - build_script_build::unifdef_file::hce5aaca59a86a948 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:21:9 [INFO] [stderr] 18: 0x5589efcb03eb - build_script_build::unifdef_walk::h137e0b690454c2b2 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:53:9 [INFO] [stderr] 19: 0x5589efcaf51f - build_script_build::main::he176deaca5f50a3c [INFO] [stderr] at /opt/rustwide/workdir/build.rs:12:5 [INFO] [stderr] 20: 0x5589efcb1aeb - core::ops::function::FnOnce::call_once::h26b917225e55ec0d [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 21: 0x5589efcac31e - std::sys_common::backtrace::__rust_begin_short_backtrace::h2e61ccc3f2e097db [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 22: 0x5589efcaafd1 - std::rt::lang_start::{{closure}}::h1d25d125240f2635 [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/std/src/rt.rs:66:18 [INFO] [stderr] 23: 0x5589efd01e87 - core::ops::function::impls:: for &F>::call_once::h2c4fd7d4128112a8 [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 24: 0x5589efd01e87 - std::panicking::try::do_call::h41fb7dbbbe7bece6 [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/std/src/panicking.rs:379:40 [INFO] [stderr] 25: 0x5589efd01e87 - std::panicking::try::hd38008ccba72bce1 [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/std/src/panicking.rs:343:19 [INFO] [stderr] 26: 0x5589efd01e87 - std::panic::catch_unwind::h057e765cd60f2d13 [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/std/src/panic.rs:431:14 [INFO] [stderr] 27: 0x5589efd01e87 - std::rt::lang_start_internal::hdb9d0b9d2cdcda8b [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/std/src/rt.rs:51:25 [INFO] [stderr] 28: 0x5589efcaafa7 - std::rt::lang_start::h08a618c9098bc5cb [INFO] [stderr] at /rustc/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/library/std/src/rt.rs:65:5 [INFO] [stderr] 29: 0x5589efcb065a - main [INFO] [stderr] 30: 0x7fb4082120b3 - __libc_start_main [INFO] [stderr] 31: 0x5589efca10ae - _start [INFO] [stderr] 32: 0x0 - [INFO] running `Command { std: "docker" "inspect" "1fc4191e4c49f96d2e082fd6aed34d2934446abf6071c64e8592e73b3a939db6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1fc4191e4c49f96d2e082fd6aed34d2934446abf6071c64e8592e73b3a939db6", kill_on_drop: false }` [INFO] [stdout] 1fc4191e4c49f96d2e082fd6aed34d2934446abf6071c64e8592e73b3a939db6