[INFO] updating cached repository https://github.com/zdenal/exonum-blockchain
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 906aa41a638a3b4faebf537604d097af479286ad
[INFO] checking zdenal/exonum-blockchain against master#3dbade652ed8ebac70f903e01f51cd92c4e4302c for pr-69880
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzdenal%2Fexonum-blockchain" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zdenal/exonum-blockchain on toolchain 3dbade652ed8ebac70f903e01f51cd92c4e4302c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/zdenal/exonum-blockchain
[INFO] finished tweaking git repo https://github.com/zdenal/exonum-blockchain
[INFO] tweaked toml for git repo https://github.com/zdenal/exonum-blockchain written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/zdenal/exonum-blockchain already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 04ee09dbf678d38c5fc0f6bd0adf9bcc5c94c60aea08726a15b9855686cea526
[INFO] running `"docker" "start" "-a" "04ee09dbf678d38c5fc0f6bd0adf9bcc5c94c60aea08726a15b9855686cea526"`
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]     Checking rand_core v0.3.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.26
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling serde v1.0.85
[INFO] [stderr]    Compiling protobuf v2.2.5
[INFO] [stderr]    Compiling memchr v2.1.3
[INFO] [stderr]    Compiling adler32 v1.0.3
[INFO] [stderr]    Compiling subtle v2.0.0
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]    Compiling make-cmd v0.1.0
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]    Compiling openssl v0.10.16
[INFO] [stderr]    Compiling os_info v1.1.0
[INFO] [stderr]    Compiling encoding_rs v0.8.14
[INFO] [stderr]     Checking static_slice v0.0.3
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]     Checking tokio-sync v0.1.0
[INFO] [stderr]    Compiling v_escape v0.3.2
[INFO] [stderr]    Compiling v_htmlescape v0.3.2
[INFO] [stderr]    Compiling actix-web v0.7.18
[INFO] [stderr]    Compiling miniz_oxide v0.2.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking chacha20-poly1305-aead v0.1.2
[INFO] [stderr]     Checking pretty_assertions v0.5.1
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling protoc v2.2.5
[INFO] [stderr]     Checking smallvec v0.6.6
[INFO] [stderr]     Checking want v0.0.6
[INFO] [stderr]     Checking tokio-executor v0.1.6
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]     Checking rand_os v0.1.1
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking socket2 v0.3.8
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]     Checking signal-hook v0.1.7
[INFO] [stderr]     Checking nix v0.11.0
[INFO] [stderr]     Checking blake2-rfc v0.2.18
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]    Compiling snow v0.4.2
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking tokio-timer v0.2.9
[INFO] [stderr]     Checking tokio-current-thread v0.1.4
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]    Compiling num_cpus v1.9.0
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling filetime v0.2.4
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking libflate v0.1.19
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking bytes v0.4.11
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]    Compiling generic-array v0.12.0
[INFO] [stderr]     Checking resolv-conf v0.6.2
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking mime v0.3.13
[INFO] [stderr]     Checking digest v0.8.0
[INFO] [stderr]     Checking num-bigint v0.2.2
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]     Checking tokio-retry v0.2.0
[INFO] [stderr]    Compiling msdos_time v0.1.6
[INFO] [stderr]    Compiling tar v0.4.20
[INFO] [stderr]    Compiling nom v4.1.1
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]     Checking tokio-io v0.1.11
[INFO] [stderr]     Checking http v0.1.15
[INFO] [stderr]     Checking rand_pcg v0.1.1
[INFO] [stderr]     Checking regex v1.1.0
[INFO] [stderr]     Checking rust-crypto v0.2.36
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]     Checking ctrlc v3.1.1
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking uuid v0.7.1
[INFO] [stderr]     Checking serde_json v1.0.37
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking erased-serde v0.3.8
[INFO] [stderr]     Checking rand v0.6.4
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking env_logger v0.6.0
[INFO] [stderr]     Checking h2 v0.1.16
[INFO] [stderr]     Checking serde_urlencoded v0.5.4
[INFO] [stderr]     Checking cookie v0.11.0
[INFO] [stderr]     Checking rust_decimal v0.10.2
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]    Compiling tempfile v3.0.5
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]     Checking tokio-reactor v0.1.8
[INFO] [stderr]     Checking crossbeam-channel v0.3.6
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-signal v0.2.7
[INFO] [stderr]     Checking crossbeam v0.6.0
[INFO] [stderr]    Compiling cc v1.0.28
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]     Checking tokio-threadpool v0.1.11
[INFO] [stderr]     Checking tokio-fs v0.1.5
[INFO] [stderr]     Checking tokio v0.1.15
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling miniz-sys v0.1.11
[INFO] [stderr]    Compiling bzip2-sys v0.1.7
[INFO] [stderr]    Compiling miniz_oxide_c_api v0.2.1
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]    Compiling openssl-sys v0.9.40
[INFO] [stderr]    Compiling exonum_librocksdb-sys v0.5.4
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]     Checking tokio-dns-unofficial v0.4.0
[INFO] [stderr]     Checking hyper v0.12.23
[INFO] [stderr]    Compiling serde_derive v1.0.85
[INFO] [stderr]    Compiling actix_derive v0.3.2
[INFO] [stderr]    Compiling v_escape_derive v0.2.1
[INFO] [stderr]    Compiling exonum-derive v0.10.0
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr] error: failed to run custom build command for `exonum_librocksdb-sys v0.5.4`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/exonum_librocksdb-sys-ff941c597e177607/build-script-build` (exit code: 101)
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at '"git" "clone" "https://github.com/google/snappy.git"
[INFO] [stderr] 
[INFO] [stderr] fatal: could not create work tree dir 'snappy': Read-only file system
[INFO] [stderr] 
[INFO] [stderr] ', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/exonum_librocksdb-sys-0.5.4/build.rs:176:9
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x5555f8d2b334 - backtrace::backtrace::libunwind::trace::hdc004fffd272f071
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/libunwind.rs:86
[INFO] [stderr]    1:     0x5555f8d2b334 - backtrace::backtrace::trace_unsynchronized::h609a1e165a63b730
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x5555f8d2b334 - std::sys_common::backtrace::_print_fmt::h95318708fefaeefe
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]    3:     0x5555f8d2b334 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h590aefc216c9b5b2
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x5555f8d4ca9c - core::fmt::write::hced55d1e3f5eccac
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1063
[INFO] [stderr]    5:     0x5555f8d274c7 - std::io::Write::write_fmt::h908c091ec0665ba8
[INFO] [stderr]                                at src/libstd/io/mod.rs:1428
[INFO] [stderr]    6:     0x5555f8d2dba5 - std::sys_common::backtrace::_print::h3cfdd2b217db58ae
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x5555f8d2dba5 - std::sys_common::backtrace::print::h1552785754fbc7a8
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x5555f8d2dba5 - std::panicking::default_hook::{{closure}}::ha0f47b7d85c7040d
[INFO] [stderr]                                at src/libstd/panicking.rs:204
[INFO] [stderr]    9:     0x5555f8d2d8f2 - std::panicking::default_hook::h03ad8166758c7f60
[INFO] [stderr]                                at src/libstd/panicking.rs:224
[INFO] [stderr]   10:     0x5555f8d2e202 - std::panicking::rust_panic_with_hook::h0d494ec3fd8df07b
[INFO] [stderr]                                at src/libstd/panicking.rs:470
[INFO] [stderr]   11:     0x5555f8d2ddeb - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:378
[INFO] [stderr]   12:     0x5555f8d2dd5b - std::panicking::begin_panic_fmt::hbbe27b225762c45f
[INFO] [stderr]                                at src/libstd/panicking.rs:332
[INFO] [stderr]   13:     0x5555f8c556be - build_script_build::get_sources::he5b71e326b473a5a
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/exonum_librocksdb-sys-0.5.4/build.rs:176
[INFO] [stderr]   14:     0x5555f8c55e64 - build_script_build::main::hf9cacd527b4a8326
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/exonum_librocksdb-sys-0.5.4/build.rs:212
[INFO] [stderr]   15:     0x5555f8c5782b - std::rt::lang_start::{{closure}}::h2ae470dd97850d35
[INFO] [stderr]                                at /rustc/3dbade652ed8ebac70f903e01f51cd92c4e4302c/src/libstd/rt.rs:67
[INFO] [stderr]   16:     0x5555f8d2dcc3 - std::rt::lang_start_internal::{{closure}}::hd836b51c69f3c1cf
[INFO] [stderr]                                at src/libstd/rt.rs:52
[INFO] [stderr]   17:     0x5555f8d2dcc3 - std::panicking::try::do_call::hf9da5eeb55808ae9
[INFO] [stderr]                                at src/libstd/panicking.rs:303
[INFO] [stderr]   18:     0x5555f8d36ad7 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:86
[INFO] [stderr]   19:     0x5555f8d2e7fb - std::panicking::try::h066efa4d64854211
[INFO] [stderr]                                at src/libstd/panicking.rs:281
[INFO] [stderr]   20:     0x5555f8d2e7fb - std::panic::catch_unwind::hccc86cfb87152f82
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   21:     0x5555f8d2e7fb - std::rt::lang_start_internal::h031b049d0fa6f856
[INFO] [stderr]                                at src/libstd/rt.rs:51
[INFO] [stderr]   22:     0x5555f8c57807 - std::rt::lang_start::h9559d3a097685de4
[INFO] [stderr]                                at /rustc/3dbade652ed8ebac70f903e01f51cd92c4e4302c/src/libstd/rt.rs:67
[INFO] [stderr]   23:     0x5555f8c55f5a - main
[INFO] [stderr]   24:     0x7f3017f07b97 - __libc_start_main
[INFO] [stderr]   25:     0x5555f8c53f4a - _start
[INFO] [stderr]   26:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "04ee09dbf678d38c5fc0f6bd0adf9bcc5c94c60aea08726a15b9855686cea526"`
[INFO] running `"docker" "rm" "-f" "04ee09dbf678d38c5fc0f6bd0adf9bcc5c94c60aea08726a15b9855686cea526"`
[INFO] [stdout] 04ee09dbf678d38c5fc0f6bd0adf9bcc5c94c60aea08726a15b9855686cea526