[INFO] cloning repository https://github.com/robdaemon/rusty-plaid [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/robdaemon/rusty-plaid" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobdaemon%2Frusty-plaid", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobdaemon%2Frusty-plaid'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f16912a93899b532a169e22fea0bcdc58a22c267 [INFO] documenting robdaemon/rusty-plaid against beta-2020-08-29 for beta-1.47-rustdoc-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobdaemon%2Frusty-plaid" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/robdaemon/rusty-plaid on toolchain beta-2020-08-29 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-3/source/.cargo/config [INFO] started tweaking git repo https://github.com/robdaemon/rusty-plaid [INFO] finished tweaking git repo https://github.com/robdaemon/rusty-plaid [INFO] tweaked toml for git repo https://github.com/robdaemon/rusty-plaid written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/robdaemon/rusty-plaid already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: path `/workspace/builds/worker-3/source/src/PlaidOS.rs` was erroneously implicitly accepted for library `PlaidOS`, [INFO] [stderr] please rename the file to `src/lib.rs` or set lib.path in Cargo.toml [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5bb2090df69dca9eb84038e3841efdff1c49600e5f8cebfebfcf8be3a0a5f943 [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" "5bb2090df69dca9eb84038e3841efdff1c49600e5f8cebfebfcf8be3a0a5f943", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5bb2090df69dca9eb84038e3841efdff1c49600e5f8cebfebfcf8be3a0a5f943", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5bb2090df69dca9eb84038e3841efdff1c49600e5f8cebfebfcf8be3a0a5f943", kill_on_drop: false }` [INFO] [stdout] 5bb2090df69dca9eb84038e3841efdff1c49600e5f8cebfebfcf8be3a0a5f943 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5c7a6ced38feeb10149a6c115ddc5fd2199730568911e2c08cb40bd9a0577298 [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" "5c7a6ced38feeb10149a6c115ddc5fd2199730568911e2c08cb40bd9a0577298", kill_on_drop: false }` [INFO] [stderr] warning: path `/opt/rustwide/workdir/src/PlaidOS.rs` was erroneously implicitly accepted for library `PlaidOS`, [INFO] [stderr] please rename the file to `src/lib.rs` or set lib.path in Cargo.toml [INFO] [stderr] Compiling rust-libcore v0.0.3 [INFO] [stderr] error: failed to run custom build command for `rust-libcore v0.0.3` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/rust-libcore-9f508457eecd4f26/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'Box', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rust-libcore-0.0.3/./build.rs:43:9 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x557d933ebc30 - std::backtrace_rs::backtrace::libunwind::trace::h9e3e6d9b3369e699 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96 [INFO] [stderr] 1: 0x557d933ebc30 - std::backtrace_rs::backtrace::trace_unsynchronized::he58aba3ac08ed12a [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/../../backtrace/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x557d933ebc30 - std::sys_common::backtrace::_print_fmt::hbbbd4c92d537cef4 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/sys_common/backtrace.rs:79 [INFO] [stderr] 3: 0x557d933ebc30 - ::fmt::h80c2ae080004cc83 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/sys_common/backtrace.rs:58 [INFO] [stderr] 4: 0x557d9340a53c - core::fmt::write::h0c11e16fd03fe660 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/core/src/fmt/mod.rs:1082 [INFO] [stderr] 5: 0x557d933e91a7 - std::io::Write::write_fmt::h2e2072ff86131fcd [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/io/mod.rs:1514 [INFO] [stderr] 6: 0x557d933ee260 - std::sys_common::backtrace::_print::h165e6476adb4cb58 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/sys_common/backtrace.rs:61 [INFO] [stderr] 7: 0x557d933ee260 - std::sys_common::backtrace::print::hbbfa32a92cd1fc34 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/sys_common/backtrace.rs:48 [INFO] [stderr] 8: 0x557d933ee260 - std::panicking::default_hook::{{closure}}::h3a02067ca7f64068 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:200 [INFO] [stderr] 9: 0x557d933edfac - std::panicking::default_hook::ha3137d6f4e961fe2 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:219 [INFO] [stderr] 10: 0x557d933ee8c3 - std::panicking::rust_panic_with_hook::he6505c3b9d82db8b [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:569 [INFO] [stderr] 11: 0x557d933d3722 - std::panicking::begin_panic::{{closure}}::he6c8b620de98f3a7 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:498 [INFO] [stderr] 12: 0x557d933d10b8 - std::sys_common::backtrace::__rust_end_short_backtrace::h2194a25ad0616dfc [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/sys_common/backtrace.rs:153 [INFO] [stderr] 13: 0x557d933d34eb - std::panicking::begin_panic::h1f15cebb39b8a7db [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:497 [INFO] [stderr] 14: 0x557d933cbf79 - build_script_build::main::h2352ec6f209e5321 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rust-libcore-0.0.3/./build.rs:43 [INFO] [stderr] 15: 0x557d933cc7bb - core::ops::function::FnOnce::call_once::hfd8661c7644bab1c [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/core/src/ops/function.rs:227 [INFO] [stderr] 16: 0x557d933d113e - std::sys_common::backtrace::__rust_begin_short_backtrace::he8f3ff0960c468ef [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/sys_common/backtrace.rs:137 [INFO] [stderr] 17: 0x557d933d1e51 - std::rt::lang_start::{{closure}}::hb1360211d1eb5039 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/rt.rs:66 [INFO] [stderr] 18: 0x557d933eecc1 - core::ops::function::impls:: for &F>::call_once::hdabbbe0d2c6ccde8 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/core/src/ops/function.rs:259 [INFO] [stderr] 19: 0x557d933eecc1 - std::panicking::try::do_call::h0c8c1cd19bf9d385 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:373 [INFO] [stderr] 20: 0x557d933eecc1 - std::panicking::try::h357e78da017bc4a8 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:337 [INFO] [stderr] 21: 0x557d933eecc1 - std::panic::catch_unwind::h72f31b36adf61841 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panic.rs:379 [INFO] [stderr] 22: 0x557d933eecc1 - std::rt::lang_start_internal::h634502e153211333 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/rt.rs:51 [INFO] [stderr] 23: 0x557d933d1e27 - std::rt::lang_start::h4a2a227209cc063d [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/rt.rs:65 [INFO] [stderr] 24: 0x557d933cc55a - main [INFO] [stderr] 25: 0x7fca18c520b3 - __libc_start_main [INFO] [stderr] 26: 0x557d933c80be - _start [INFO] [stderr] 27: 0x0 - [INFO] running `Command { std: "docker" "inspect" "5c7a6ced38feeb10149a6c115ddc5fd2199730568911e2c08cb40bd9a0577298", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5c7a6ced38feeb10149a6c115ddc5fd2199730568911e2c08cb40bd9a0577298", kill_on_drop: false }` [INFO] [stdout] 5c7a6ced38feeb10149a6c115ddc5fd2199730568911e2c08cb40bd9a0577298