[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 try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdurka%2Fbrainmunch" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/durka/brainmunch on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-8/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-8/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" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "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-8/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-8/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" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "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-8/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] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded foreman v0.4.0 [INFO] [stderr] Downloaded strum_macros v0.8.0 [INFO] [stderr] Downloaded strum v0.8.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5f116a9dc23b786f6eb70b48ee2e2a08af5723065fc69afd089a400fe5189512 [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" "5f116a9dc23b786f6eb70b48ee2e2a08af5723065fc69afd089a400fe5189512", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5f116a9dc23b786f6eb70b48ee2e2a08af5723065fc69afd089a400fe5189512", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5f116a9dc23b786f6eb70b48ee2e2a08af5723065fc69afd089a400fe5189512", kill_on_drop: false }` [INFO] [stdout] 5f116a9dc23b786f6eb70b48ee2e2a08af5723065fc69afd089a400fe5189512 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "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] b0e7b9f1ddffd85d495714825b512c87a876c7fe7f835d9317147011d22c373e [INFO] running `Command { std: "docker" "start" "-a" "b0e7b9f1ddffd85d495714825b512c87a876c7fe7f835d9317147011d22c373e", 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 v0.2.76 [INFO] [stderr] Compiling adler v0.2.3 [INFO] [stderr] Compiling gimli v0.22.0 [INFO] [stderr] Compiling object v0.20.0 [INFO] [stderr] Compiling same-file v0.1.3 [INFO] [stderr] Compiling strum v0.8.0 [INFO] [stderr] Compiling strum_macros v0.8.0 [INFO] [stderr] Compiling miniz_oxide v0.4.1 [INFO] [stderr] Compiling walkdir v1.0.7 [INFO] [stderr] Compiling addr2line v0.13.0 [INFO] [stderr] Compiling backtrace v0.3.50 [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-73ba34dea27a65a6/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: 0x5565d0cc0d80 - std::backtrace_rs::backtrace::libunwind::trace::ha1eabb142084ea37 [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96 [INFO] [stderr] 1: 0x5565d0cc0d80 - std::backtrace_rs::backtrace::trace_unsynchronized::hbb8825661d997281 [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/../../backtrace/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x5565d0cc0d80 - std::sys_common::backtrace::_print_fmt::h26d850e2f7183914 [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/sys_common/backtrace.rs:79 [INFO] [stderr] 3: 0x5565d0cc0d80 - ::fmt::h3834b06f68a2b012 [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/sys_common/backtrace.rs:58 [INFO] [stderr] 4: 0x5565d0ce3a9c - core::fmt::write::h3a043650ba7bf668 [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/core/src/fmt/mod.rs:1117 [INFO] [stderr] 5: 0x5565d0cbe035 - std::io::Write::write_fmt::h9c0c8944a1898139 [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/io/mod.rs:1510 [INFO] [stderr] 6: 0x5565d0cc2f00 - std::sys_common::backtrace::_print::h693c0c2cc41d4d10 [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/sys_common/backtrace.rs:61 [INFO] [stderr] 7: 0x5565d0cc2f00 - std::sys_common::backtrace::print::h213be73e5670b8ea [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/sys_common/backtrace.rs:48 [INFO] [stderr] 8: 0x5565d0cc2f00 - std::panicking::default_hook::{{closure}}::h2d49a3361cc4e7ea [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/panicking.rs:200 [INFO] [stderr] 9: 0x5565d0cc2c4c - std::panicking::default_hook::hd41fbdeba93207ba [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/panicking.rs:219 [INFO] [stderr] 10: 0x5565d0cc3563 - std::panicking::rust_panic_with_hook::hcab398664b4bd473 [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/panicking.rs:569 [INFO] [stderr] 11: 0x5565d0cc3139 - std::panicking::begin_panic_handler::{{closure}}::h7512c6f2998ba93d [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/panicking.rs:476 [INFO] [stderr] 12: 0x5565d0cc11ec - std::sys_common::backtrace::__rust_end_short_backtrace::h1a25d7e7e1864d3d [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/sys_common/backtrace.rs:153 [INFO] [stderr] 13: 0x5565d0cc30f9 - rust_begin_unwind [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/panicking.rs:475 [INFO] [stderr] 14: 0x5565d0ce2431 - core::panicking::panic_fmt::h019ad16a92ccd092 [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/core/src/panicking.rs:85 [INFO] [stderr] 15: 0x5565d0ce2253 - core::option::expect_none_failed::h7135ba2fdb185931 [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/core/src/option.rs:1274 [INFO] [stderr] 16: 0x5565d0c707c7 - core::result::Result::unwrap::hf12fcfe4804c6854 [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/core/src/result.rs:1005 [INFO] [stderr] 17: 0x5565d0c72f77 - build_script_build::unifdef_file::h52096a9a265ed6fb [INFO] [stderr] at /opt/rustwide/workdir/build.rs:21 [INFO] [stderr] 18: 0x5565d0c73a07 - build_script_build::unifdef_walk::h5dceb98ce74af94e [INFO] [stderr] at /opt/rustwide/workdir/build.rs:53 [INFO] [stderr] 19: 0x5565d0c72b40 - build_script_build::main::h5312b6924320d2fe [INFO] [stderr] at /opt/rustwide/workdir/build.rs:12 [INFO] [stderr] 20: 0x5565d0c75f7b - core::ops::function::FnOnce::call_once::hd8592db2aafe440c [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/core/src/ops/function.rs:233 [INFO] [stderr] 21: 0x5565d0c73e9e - std::sys_common::backtrace::__rust_begin_short_backtrace::h09752fa1b087fd18 [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/sys_common/backtrace.rs:137 [INFO] [stderr] 22: 0x5565d0c6c391 - std::rt::lang_start::{{closure}}::h074eeacb281df96f [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/rt.rs:66 [INFO] [stderr] 23: 0x5565d0cc3972 - core::ops::function::impls:: for &F>::call_once::hde9814ae740a85dc [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/core/src/ops/function.rs:265 [INFO] [stderr] 24: 0x5565d0cc3972 - std::panicking::try::do_call::h3026bab8cd7540d7 [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/panicking.rs:373 [INFO] [stderr] 25: 0x5565d0cc3972 - std::panicking::try::h852bb5e5a66f7f84 [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/panicking.rs:337 [INFO] [stderr] 26: 0x5565d0cc3972 - std::panic::catch_unwind::hfeb0f3dddf7c6a72 [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/panic.rs:394 [INFO] [stderr] 27: 0x5565d0cc3972 - std::rt::lang_start_internal::h32f0ac6e87476559 [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/rt.rs:51 [INFO] [stderr] 28: 0x5565d0c6c367 - std::rt::lang_start::h0216878e2ced8e90 [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/rt.rs:65 [INFO] [stderr] 29: 0x5565d0c73c6a - main [INFO] [stderr] 30: 0x7f13086280b3 - __libc_start_main [INFO] [stderr] 31: 0x5565d0c650ae - _start [INFO] [stderr] 32: 0x0 - [INFO] running `Command { std: "docker" "inspect" "b0e7b9f1ddffd85d495714825b512c87a876c7fe7f835d9317147011d22c373e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b0e7b9f1ddffd85d495714825b512c87a876c7fe7f835d9317147011d22c373e", kill_on_drop: false }` [INFO] [stdout] b0e7b9f1ddffd85d495714825b512c87a876c7fe7f835d9317147011d22c373e