[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#da897dfb6daa268a965d2d73620316ba56020a19 for pr-76219 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdurka%2Fbrainmunch" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/durka/brainmunch on toolchain da897dfb6daa268a965d2d73620316ba56020a19 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-4/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-4/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" "+da897dfb6daa268a965d2d73620316ba56020a19" "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-4/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-4/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" "+da897dfb6daa268a965d2d73620316ba56020a19" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "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-4/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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "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] d899d3224195b15701ae40db0300c4c8fb06076b0a832424e1c767be5f318e5f [INFO] running `Command { std: "docker" "start" "-a" "d899d3224195b15701ae40db0300c4c8fb06076b0a832424e1c767be5f318e5f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d899d3224195b15701ae40db0300c4c8fb06076b0a832424e1c767be5f318e5f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d899d3224195b15701ae40db0300c4c8fb06076b0a832424e1c767be5f318e5f", kill_on_drop: false }` [INFO] [stdout] d899d3224195b15701ae40db0300c4c8fb06076b0a832424e1c767be5f318e5f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 85c40bf7619b3177a9b0a262fa1ad0f671b00447e462bb5e8c2e7151d595229c [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" "85c40bf7619b3177a9b0a262fa1ad0f671b00447e462bb5e8c2e7151d595229c", 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 v0.2.77 [INFO] [stderr] Compiling gimli v0.22.0 [INFO] [stderr] Compiling adler v0.2.3 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling rustc-demangle v0.1.16 [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 syn v0.11.11 [INFO] [stderr] Compiling miniz_oxide v0.4.1 [INFO] [stderr] Compiling walkdir v1.0.7 [INFO] [stderr] Compiling strum_macros v0.8.0 [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-76138f7599ba449a/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: 0x564f1c351020 - std::backtrace_rs::backtrace::libunwind::trace::h452faf99f32e7c93 [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96 [INFO] [stderr] 1: 0x564f1c351020 - std::backtrace_rs::backtrace::trace_unsynchronized::he40edc71437667a1 [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/std/src/../../backtrace/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x564f1c351020 - std::sys_common::backtrace::_print_fmt::h6c51d6ade71f46bf [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/std/src/sys_common/backtrace.rs:79 [INFO] [stderr] 3: 0x564f1c351020 - ::fmt::h3cd15d7003dec37a [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/std/src/sys_common/backtrace.rs:58 [INFO] [stderr] 4: 0x564f1c37369c - core::fmt::write::h1857a60b204f1b6a [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/core/src/fmt/mod.rs:1082 [INFO] [stderr] 5: 0x564f1c34e0e7 - std::io::Write::write_fmt::hac61caff894c35ae [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/std/src/io/mod.rs:1517 [INFO] [stderr] 6: 0x564f1c353130 - std::sys_common::backtrace::_print::haa2f390fb7957e3e [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/std/src/sys_common/backtrace.rs:61 [INFO] [stderr] 7: 0x564f1c353130 - std::sys_common::backtrace::print::h48c7cbbad9013bb1 [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/std/src/sys_common/backtrace.rs:48 [INFO] [stderr] 8: 0x564f1c353130 - std::panicking::default_hook::{{closure}}::h8b7ff05a31e71d55 [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/std/src/panicking.rs:208 [INFO] [stderr] 9: 0x564f1c352e7c - std::panicking::default_hook::h2f00c78800d98e4c [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/std/src/panicking.rs:227 [INFO] [stderr] 10: 0x564f1c353793 - std::panicking::rust_panic_with_hook::h4eaa635e4694aef3 [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/std/src/panicking.rs:577 [INFO] [stderr] 11: 0x564f1c353369 - std::panicking::begin_panic_handler::{{closure}}::hec242f1b136b5ff2 [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/std/src/panicking.rs:484 [INFO] [stderr] 12: 0x564f1c35148c - std::sys_common::backtrace::__rust_end_short_backtrace::h1f3cc383ee6c0374 [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/std/src/sys_common/backtrace.rs:153 [INFO] [stderr] 13: 0x564f1c353329 - rust_begin_unwind [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/std/src/panicking.rs:483 [INFO] [stderr] 14: 0x564f1c371f51 - core::panicking::panic_fmt::hb15d6f55e8472f62 [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/core/src/panicking.rs:85 [INFO] [stderr] 15: 0x564f1c371d73 - core::option::expect_none_failed::he492a18657d97593 [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/core/src/option.rs:1221 [INFO] [stderr] 16: 0x564f1c3007b7 - core::result::Result::unwrap::h3df98d4924d5f258 [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/core/src/result.rs:973 [INFO] [stderr] 17: 0x564f1c303197 - build_script_build::unifdef_file::he46a6a4c64562c9a [INFO] [stderr] at /opt/rustwide/workdir/build.rs:21 [INFO] [stderr] 18: 0x564f1c303c25 - build_script_build::unifdef_walk::haebb703d01cd547c [INFO] [stderr] at /opt/rustwide/workdir/build.rs:53 [INFO] [stderr] 19: 0x564f1c302d60 - build_script_build::main::ha463aa2a6a1ef300 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:12 [INFO] [stderr] 20: 0x564f1c30616b - core::ops::function::FnOnce::call_once::hd96811c08bc07f8c [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/core/src/ops/function.rs:227 [INFO] [stderr] 21: 0x564f1c3040be - std::sys_common::backtrace::__rust_begin_short_backtrace::h8ed43e32e129bca7 [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/std/src/sys_common/backtrace.rs:137 [INFO] [stderr] 22: 0x564f1c2fc5c1 - std::rt::lang_start::{{closure}}::h45d6635d45013799 [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/std/src/rt.rs:66 [INFO] [stderr] 23: 0x564f1c353b91 - core::ops::function::impls:: for &F>::call_once::hecc21eb9018cc197 [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/core/src/ops/function.rs:259 [INFO] [stderr] 24: 0x564f1c353b91 - std::panicking::try::do_call::h174ad655d084b5c7 [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/std/src/panicking.rs:381 [INFO] [stderr] 25: 0x564f1c353b91 - std::panicking::try::h479e6054ce28de10 [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/std/src/panicking.rs:345 [INFO] [stderr] 26: 0x564f1c353b91 - std::panic::catch_unwind::hb558ddea2b3e9c45 [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/std/src/panic.rs:382 [INFO] [stderr] 27: 0x564f1c353b91 - std::rt::lang_start_internal::h163149047f0a8b61 [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/std/src/rt.rs:51 [INFO] [stderr] 28: 0x564f1c2fc597 - std::rt::lang_start::h2251c6af8fa1fe06 [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/std/src/rt.rs:65 [INFO] [stderr] 29: 0x564f1c303e8a - main [INFO] [stderr] 30: 0x7f21fe3760b3 - __libc_start_main [INFO] [stderr] 31: 0x564f1c2f50ae - _start [INFO] [stderr] 32: 0x0 - [INFO] running `Command { std: "docker" "inspect" "85c40bf7619b3177a9b0a262fa1ad0f671b00447e462bb5e8c2e7151d595229c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "85c40bf7619b3177a9b0a262fa1ad0f671b00447e462bb5e8c2e7151d595229c", kill_on_drop: false }` [INFO] [stdout] 85c40bf7619b3177a9b0a262fa1ad0f671b00447e462bb5e8c2e7151d595229c