[INFO] cloning repository https://github.com/Diesmaster/KingDiesmastersLightClient
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Diesmaster/KingDiesmastersLightClient" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDiesmaster%2FKingDiesmastersLightClient", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDiesmaster%2FKingDiesmastersLightClient'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 94075621a6f2526cfe03b6d4b5e8156eb38b1914
[INFO] checking Diesmaster/KingDiesmastersLightClient against master#9503ea19edbf01b9435e80e17d60ce1b88390116 for pr-81782
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDiesmaster%2FKingDiesmastersLightClient" "/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/Diesmaster/KingDiesmastersLightClient on toolchain 9503ea19edbf01b9435e80e17d60ce1b88390116
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Diesmaster/KingDiesmastersLightClient
[INFO] finished tweaking git repo https://github.com/Diesmaster/KingDiesmastersLightClient
[INFO] tweaked toml for git repo https://github.com/Diesmaster/KingDiesmastersLightClient written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/Diesmaster/KingDiesmastersLightClient already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 45b2389877467ae475a2bafcfafbdc93245fe2591cd5e596bcf51cd40c041490
[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" "45b2389877467ae475a2bafcfafbdc93245fe2591cd5e596bcf51cd40c041490", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45b2389877467ae475a2bafcfafbdc93245fe2591cd5e596bcf51cd40c041490", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45b2389877467ae475a2bafcfafbdc93245fe2591cd5e596bcf51cd40c041490", kill_on_drop: false }`
[INFO] [stdout] 45b2389877467ae475a2bafcfafbdc93245fe2591cd5e596bcf51cd40c041490
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b1985bc085a09a7551b9e3877898c71af8c45a9dd283dfa6ea58700d2797bf4
[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" "6b1985bc085a09a7551b9e3877898c71af8c45a9dd283dfa6ea58700d2797bf4", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling protobuf v2.8.2
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking arrayref v0.3.5
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking crypto_api v0.2.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking fallible-streaming-iterator v0.1.9
[INFO] [stderr]     Checking bech32 v0.7.2
[INFO] [stderr]     Checking subtle v2.2.2
[INFO] [stderr]     Checking cesu8 v1.1.0
[INFO] [stderr]     Checking android_log-sys v0.1.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.5
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling libsqlite3-sys v0.16.0
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking crypto_api_chachapoly v0.2.2
[INFO] [stderr]     Checking blake2s_simd v0.5.10
[INFO] [stderr]     Checking blake2b_simd v0.5.10
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]    Compiling jni v0.13.1
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]     Checking combine v3.8.1
[INFO] [stderr]     Checking android_logger v0.6.0
[INFO] [stderr]     Checking log-panics v2.0.0
[INFO] [stderr]     Checking crossbeam-channel v0.4.0
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking num_cpus v1.11.1
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking directories v1.0.2
[INFO] [stderr]     Checking backtrace v0.3.41
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking crossbeam-deque v0.7.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand_xorshift v0.2.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking block-cipher-trait v0.6.2
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking aes-soft v0.3.3
[INFO] [stderr]     Checking sha2 v0.8.1
[INFO] [stderr]     Checking bs58 v0.3.0
[INFO] [stderr]     Checking aes v0.3.2
[INFO] [stderr]     Checking fpe v0.2.0
[INFO] [stderr]    Compiling protobuf-codegen v2.8.2
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling protobuf-codegen-pure v2.8.2
[INFO] [stderr]    Compiling ff_derive v0.4.0 (https://github.com/str4d/librustzcash.git?branch=decrypt_and_store_tx#24ab2ed1)
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]    Compiling zcash_client_backend v0.1.0 (https://github.com/str4d/librustzcash.git?branch=decrypt_and_store_tx#24ab2ed1)
[INFO] [stderr]     Checking ff v0.5.0 (https://github.com/str4d/librustzcash.git?branch=decrypt_and_store_tx#24ab2ed1)
[INFO] [stderr]     Checking group v0.2.0 (https://github.com/str4d/librustzcash.git?branch=decrypt_and_store_tx#24ab2ed1)
[INFO] [stderr] error: failed to run custom build command for `zcash_client_backend v0.1.0 (https://github.com/str4d/librustzcash.git?branch=decrypt_and_store_tx#24ab2ed1)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/zcash_client_backend-c9771de89873dfea/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'protoc: Os { code: 30, kind: Other, message: "Read-only file system" }', /opt/rustwide/cargo-home/git/checkouts/librustzcash-62184a2f30b52083/24ab2ed/zcash_client_backend/build.rs:10:6
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55c29559a8b0 - std::backtrace_rs::backtrace::libunwind::trace::hb4de9797f80b7b8c
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x55c29559a8b0 - std::backtrace_rs::backtrace::trace_unsynchronized::h59566d0bd20efff7
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55c29559a8b0 - std::sys_common::backtrace::_print_fmt::hcfa5ce6be50275d4
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x55c29559a8b0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hd8c307a38b9bab04
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x55c2955b82fc - core::fmt::write::h3868db8542c90941
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/core/src/fmt/mod.rs:1096:17
[INFO] [stderr]      5:     0x55c2955987f2 - std::io::Write::write_fmt::hab90295d5a0f197d
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/std/src/io/mod.rs:1568:15
[INFO] [stderr]      6:     0x55c29559c685 - std::sys_common::backtrace::_print::h19224910b8700cf1
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x55c29559c685 - std::sys_common::backtrace::print::h25dedfa68c5fb84a
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x55c29559c685 - std::panicking::default_hook::{{closure}}::h12c5765653a72a42
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x55c29559c133 - std::panicking::default_hook::he65cee71c4209f0c
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x55c29559ce21 - std::panicking::rust_panic_with_hook::h01a674d863fe0d8a
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/std/src/panicking.rs:591:17
[INFO] [stderr]     11:     0x55c29559c967 - std::panicking::begin_panic_handler::{{closure}}::h9b9fecf185178864
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/std/src/panicking.rs:497:13
[INFO] [stderr]     12:     0x55c29559ad4c - std::sys_common::backtrace::__rust_end_short_backtrace::h57be46a42dc7f24b
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x55c29559c8c9 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/std/src/panicking.rs:493:5
[INFO] [stderr]     14:     0x55c2955b62f1 - core::panicking::panic_fmt::h20225113c4a2f8fd
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x55c2955b6113 - core::option::expect_none_failed::hc6d6d4cea4fdc285
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/core/src/option.rs:1300:5
[INFO] [stderr]     16:     0x55c2952f7314 - core::result::Result<T,E>::expect::h99fe028c6dc56ac8
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/core/src/result.rs:997:23
[INFO] [stderr]     17:     0x55c2952f740e - build_script_build::main::hd994a0831a6561de
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/git/checkouts/librustzcash-62184a2f30b52083/24ab2ed/zcash_client_backend/build.rs:4:5
[INFO] [stderr]     18:     0x55c2952f748b - core::ops::function::FnOnce::call_once::ha670bc0535089856
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     19:     0x55c2952f71ce - std::sys_common::backtrace::__rust_begin_short_backtrace::haf86fdcdf45ee087
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     20:     0x55c2952f7271 - std::rt::lang_start::{{closure}}::ha3d250775e1d5717
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/std/src/rt.rs:66:18
[INFO] [stderr]     21:     0x55c29559d247 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h2c4fd7d4128112a8
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     22:     0x55c29559d247 - std::panicking::try::do_call::h41fb7dbbbe7bece6
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/std/src/panicking.rs:379:40
[INFO] [stderr]     23:     0x55c29559d247 - std::panicking::try::hd38008ccba72bce1
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/std/src/panicking.rs:343:19
[INFO] [stderr]     24:     0x55c29559d247 - std::panic::catch_unwind::h057e765cd60f2d13
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/std/src/panic.rs:431:14
[INFO] [stderr]     25:     0x55c29559d247 - std::rt::lang_start_internal::hdb9d0b9d2cdcda8b
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/std/src/rt.rs:51:25
[INFO] [stderr]     26:     0x55c2952f7247 - std::rt::lang_start::hd92bc98fee2bb9c7
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/std/src/rt.rs:65:5
[INFO] [stderr]     27:     0x55c2952f744a - main
[INFO] [stderr]     28:     0x7f12fe63e0b3 - __libc_start_main
[INFO] [stderr]     29:     0x55c2952f70be - _start
[INFO] [stderr]     30:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "6b1985bc085a09a7551b9e3877898c71af8c45a9dd283dfa6ea58700d2797bf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b1985bc085a09a7551b9e3877898c71af8c45a9dd283dfa6ea58700d2797bf4", kill_on_drop: false }`
[INFO] [stdout] 6b1985bc085a09a7551b9e3877898c71af8c45a9dd283dfa6ea58700d2797bf4