[INFO] cloning repository https://github.com/gmaijoe/grin_miner
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gmaijoe/grin_miner" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmaijoe%2Fgrin_miner", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmaijoe%2Fgrin_miner'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e2e3deaff644206a2af7c0cedecf85c816423dbb
[INFO] documenting gmaijoe/grin_miner against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmaijoe%2Fgrin_miner" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gmaijoe/grin_miner on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gmaijoe/grin_miner
[INFO] finished tweaking git repo https://github.com/gmaijoe/grin_miner
[INFO] tweaked toml for git repo https://github.com/gmaijoe/grin_miner written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/gmaijoe/grin_miner already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bufstream v0.1.3
[INFO] [stderr]   Downloaded ncurses v5.94.0
[INFO] [stderr]   Downloaded git2 v0.6.11
[INFO] [stderr]   Downloaded const-cstr v0.2.1
[INFO] [stderr]   Downloaded arc-swap v0.3.4
[INFO] [stderr]   Downloaded enumset v0.3.10
[INFO] [stderr]   Downloaded built v0.2.3
[INFO] [stderr]   Downloaded cmake v0.1.34
[INFO] [stderr]   Downloaded slog v2.1.1
[INFO] [stderr]   Downloaded dirs v1.0.3
[INFO] [stderr]   Downloaded libgit2-sys v0.6.19
[INFO] [stderr]   Downloaded libz-sys v1.0.22
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "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] 13972313479bf2884c2631bc4a413ba906b28ebd60efd567e5c34f264709507a
[INFO] running `Command { std: "docker" "start" "-a" "13972313479bf2884c2631bc4a413ba906b28ebd60efd567e5c34f264709507a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13972313479bf2884c2631bc4a413ba906b28ebd60efd567e5c34f264709507a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13972313479bf2884c2631bc4a413ba906b28ebd60efd567e5c34f264709507a", kill_on_drop: false }`
[INFO] [stdout] 13972313479bf2884c2631bc4a413ba906b28ebd60efd567e5c34f264709507a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 460e4c3a63ba661f66be06a15007292407b64f188f8a843cefd242ce6662d94d
[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" "460e4c3a63ba661f66be06a15007292407b64f188f8a843cefd242ce6662d94d", kill_on_drop: false }`
[INFO] [stderr]     Checking slog v2.1.1
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]     Checking reexport-proc-macro v1.0.5
[INFO] [stderr]     Checking arc-swap v0.3.4
[INFO] [stderr]     Checking array-macro v1.0.2
[INFO] [stderr]     Checking enumset v0.3.10
[INFO] [stderr]    Compiling cmake v0.1.34
[INFO] [stderr]    Compiling libz-sys v1.0.22
[INFO] [stderr]    Compiling ncurses v5.94.0
[INFO] [stderr]     Checking dirs v1.0.3
[INFO] [stderr]     Checking term v0.5.1
[INFO] [stderr]     Checking blake2-rfc v0.2.18
[INFO] [stderr]     Checking openssl-sys v0.9.39
[INFO] [stderr]     Checking num-rational v0.2.1
[INFO] [stderr]     Checking libloading v0.4.3
[INFO] [stderr]    Compiling enum-map-derive v0.4.0
[INFO] [stderr]     Checking crossbeam-channel v0.2.6
[INFO] [stderr]    Compiling libgit2-sys v0.6.19
[INFO] [stderr]    Compiling cuckoo_miner v0.4.2 (/opt/rustwide/workdir/cuckoo-miner)
[INFO] [stderr]     Checking signal-hook v0.1.5
[INFO] [stderr]     Checking slog-async v2.3.0
[INFO] [stderr]     Checking grin_miner_plugin v0.4.2 (/opt/rustwide/workdir/plugin)
[INFO] [stderr]     Checking slog-term v2.4.0
[INFO] [stderr]     Checking openssl v0.10.15
[INFO] [stdout] warning: missing documentation for the crate
[INFO] [stdout]    --> plugin/src/lib.rs:15:1
[INFO] [stdout]     |
[INFO] [stdout] 15  | / #![deny(non_upper_case_globals)]
[INFO] [stdout] 16  | | #![deny(non_camel_case_types)]
[INFO] [stdout] 17  | | #![deny(non_snake_case)]
[INFO] [stdout] 18  | | #![deny(unused_mut)]
[INFO] [stdout] ...   |
[INFO] [stdout] 317 | |     }
[INFO] [stdout] 318 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> plugin/src/lib.rs:19:9
[INFO] [stdout]     |
[INFO] [stdout] 19  | #![warn(missing_docs)]
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr] error: failed to run custom build command for `cuckoo_miner v0.4.2 (/opt/rustwide/workdir/cuckoo-miner)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/cuckoo_miner-4eb121e7701a1a34/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   The `src/cuckoo_sys/plugins/cuckoo` directory is empty. Did you forget to pull the submodules?
[INFO] [stderr]   Try `git submodule update --init --recursive`
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'explicit panic', cuckoo-miner/src/build.rs:43:9
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55f3a23dc320 - std::backtrace_rs::backtrace::libunwind::trace::h34055254b57d8e79
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x55f3a23dc320 - std::backtrace_rs::backtrace::trace_unsynchronized::h8f1e3fbd9afff6ec
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55f3a23dc320 - std::sys_common::backtrace::_print_fmt::h3a99a796b770c360
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x55f3a23dc320 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h32d1f94a80615d18
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x55f3a23fc2bc - core::fmt::write::h306731c068f7162c
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/fmt/mod.rs:1110:17
[INFO] [stderr]      5:     0x55f3a23d8fb5 - std::io::Write::write_fmt::hd2fa90334eee2a21
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/io/mod.rs:1588:15
[INFO] [stderr]      6:     0x55f3a23de83b - std::sys_common::backtrace::_print::h5abaa2601a852287
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x55f3a23de83b - std::sys_common::backtrace::print::h8d81445442bb638f
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x55f3a23de83b - std::panicking::default_hook::{{closure}}::hcfe804496a9fa747
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x55f3a23de311 - std::panicking::default_hook::hbea8e3ccf2ba8901
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x55f3a23def04 - std::panicking::rust_panic_with_hook::h7ee9e1a2d0f8975a
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:622:17
[INFO] [stderr]     11:     0x55f3a23a77f3 - std::panicking::begin_panic::{{closure}}::h34181949fd623a14
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:542:9
[INFO] [stderr]     12:     0x55f3a23bb5d9 - std::sys_common::backtrace::__rust_end_short_backtrace::had6b95e58a575d9e
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x55f3a23a7729 - std::panicking::begin_panic::hfed4ee44efc4aa31
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:541:12
[INFO] [stderr]     14:     0x55f3a236ebe9 - build_script_build::fail_on_empty_directory::h306913d6df76ef34
[INFO] [stderr]                                  at /opt/rustwide/workdir/cuckoo-miner/src/build.rs:43:3
[INFO] [stderr]     15:     0x55f3a236ecd2 - build_script_build::main::hc84d2a4171096087
[INFO] [stderr]                                  at /opt/rustwide/workdir/cuckoo-miner/src/build.rs:59:2
[INFO] [stderr]     16:     0x55f3a237024b - core::ops::function::FnOnce::call_once::h77816ab171decebe
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     17:     0x55f3a23688be - std::sys_common::backtrace::__rust_begin_short_backtrace::hcfd29726bd045625
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     18:     0x55f3a236fe91 - std::rt::lang_start::{{closure}}::hde33162dc374c809
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/rt.rs:49:18
[INFO] [stderr]     19:     0x55f3a23df409 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h2aabc384aab89b7b
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     20:     0x55f3a23df409 - std::panicking::try::do_call::hc5fcacb7a85fc7b1
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401:40
[INFO] [stderr]     21:     0x55f3a23df409 - std::panicking::try::hb5d9603af3abbe3a
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365:19
[INFO] [stderr]     22:     0x55f3a23df409 - std::panic::catch_unwind::h98fe6ac3925e64b4
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434:14
[INFO] [stderr]     23:     0x55f3a23df409 - std::rt::lang_start_internal::h22ac7383c516f93e
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/rt.rs:34:21
[INFO] [stderr]     24:     0x55f3a236fe70 - std::rt::lang_start::haf622f5edc9a2336
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/rt.rs:48:5
[INFO] [stderr]     25:     0x55f3a236fe3c - main
[INFO] [stderr]     26:     0x7f846e0690b3 - __libc_start_main
[INFO] [stderr]     27:     0x55f3a2361ace - _start
[INFO] [stderr]     28:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "460e4c3a63ba661f66be06a15007292407b64f188f8a843cefd242ce6662d94d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "460e4c3a63ba661f66be06a15007292407b64f188f8a843cefd242ce6662d94d", kill_on_drop: false }`
[INFO] [stdout] 460e4c3a63ba661f66be06a15007292407b64f188f8a843cefd242ce6662d94d
