[INFO] cloning repository https://github.com/sadonsergey/exonum-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sadonsergey/exonum-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsadonsergey%2Fexonum-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsadonsergey%2Fexonum-test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 744422acae88f43e1e2d79e297cdab6c3532a3a3
[INFO] checking sadonsergey/exonum-test against master#cfbc6d4cf1acbac5c025acf8ed68929caa551df3 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsadonsergey%2Fexonum-test" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sadonsergey/exonum-test on toolchain cfbc6d4cf1acbac5c025acf8ed68929caa551df3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sadonsergey/exonum-test
[INFO] finished tweaking git repo https://github.com/sadonsergey/exonum-test
[INFO] tweaked toml for git repo https://github.com/sadonsergey/exonum-test written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/sadonsergey/exonum-test already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "fetch" "--locked" "--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 exonum_leveldb v0.9.1
[INFO] [stderr]   Downloaded bodyparser v0.5.0
[INFO] [stderr]   Downloaded bodyparser v0.7.0
[INFO] [stderr]   Downloaded exonum v0.1.1
[INFO] [stderr]   Downloaded libsodium-sys v0.0.14
[INFO] [stderr]   Downloaded sodiumoxide v0.0.14
[INFO] [stderr]   Downloaded mount v0.3.0
[INFO] [stderr]   Downloaded colored v1.5.2
[INFO] [stderr]   Downloaded mime_guess v1.8.2
[INFO] [stderr]   Downloaded params v0.6.0
[INFO] [stderr]   Downloaded multipart v0.8.1
[INFO] [stderr]   Downloaded urlencoded v0.5.0
[INFO] [stderr]   Downloaded exonum-configuration v0.1.0
[INFO] [stderr]   Downloaded leveldb-sys v2.0.1
[INFO] [stderr]   Downloaded exonum_profiler v0.1.1
[INFO] [stderr]   Downloaded buf_redux v0.3.0
[INFO] [stderr]   Downloaded sequence_trie v0.2.1
[INFO] [stderr]   Downloaded router v0.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2ac4acb4cad2bd5015541162d0683d14ab40f12b7273d4804f9abbab9e870423
[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" "2ac4acb4cad2bd5015541162d0683d14ab40f12b7273d4804f9abbab9e870423", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ac4acb4cad2bd5015541162d0683d14ab40f12b7273d4804f9abbab9e870423", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ac4acb4cad2bd5015541162d0683d14ab40f12b7273d4804f9abbab9e870423", kill_on_drop: false }`
[INFO] [stdout] 2ac4acb4cad2bd5015541162d0683d14ab40f12b7273d4804f9abbab9e870423
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed657ffe3c6f7c10091550a9733d9edd4d0122bcaf9bf5417c47e5951b176060
[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" "ed657ffe3c6f7c10091550a9733d9edd4d0122bcaf9bf5417c47e5951b176060", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.2.30
[INFO] [stderr]    Compiling version_check v0.1.3
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling siphasher v0.2.2
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]     Checking dtoa v0.2.2
[INFO] [stderr]     Checking itoa v0.1.1
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking serde v1.0.11
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling leveldb-sys v2.0.1
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking itoa v0.3.3
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking buf_redux v0.3.0
[INFO] [stderr]     Checking unicode-segmentation v1.2.0
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking sequence_trie v0.2.1
[INFO] [stderr]     Checking bytes v0.3.0
[INFO] [stderr]     Checking route-recognizer v0.1.12
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]     Checking slab v0.1.3
[INFO] [stderr]     Checking serde v0.9.15
[INFO] [stderr]     Checking headers v0.1.0
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking vec_map v0.6.0
[INFO] [stderr]     Checking bit-vec v0.4.4
[INFO] [stderr]     Checking term v0.4.6
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking num-integer v0.1.35
[INFO] [stderr]     Checking num-complex v0.1.40
[INFO] [stderr]     Checking exonum_profiler v0.1.1
[INFO] [stderr]     Checking colored v1.5.2
[INFO] [stderr]    Compiling libsodium-sys v0.0.14
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling ws2_32-sys v0.2.1
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]     Checking num_cpus v1.6.2
[INFO] [stderr]     Checking rand v0.3.16
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking net2 v0.2.31
[INFO] [stderr]     Checking term_size v0.3.0
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]     Checking atty v0.2.2
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking num-iter v0.1.34
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking textwrap v0.7.0
[INFO] [stderr]     Checking url v1.5.1
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking clap v2.26.0
[INFO] [stderr]     Checking cookie v0.6.2
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking miow v0.1.5
[INFO] [stderr] error: failed to run custom build command for `leveldb-sys v2.0.1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/leveldb-sys-105ad9b167f011bd/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   [build] Started
[INFO] [stderr]   [build] Patching the `build_detect_platform` template
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/leveldb-sys-2.0.1/src/build.rs:161:48
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x555801e9a865 - backtrace::backtrace::libunwind::trace::h5e2646fa3eddf2ea
[INFO] [stderr]                                  at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]      1:     0x555801e9a865 - backtrace::backtrace::trace_unsynchronized::hb95dd7f77ce47877
[INFO] [stderr]                                  at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]      2:     0x555801e9a865 - std::sys_common::backtrace::_print_fmt::h5e71b67af43fd70d
[INFO] [stderr]                                  at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]      3:     0x555801e9a865 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hdb4a83d2b61107e5
[INFO] [stderr]                                  at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]      4:     0x555801ebd91c - core::fmt::write::ha20e7262fa3e8a7a
[INFO] [stderr]                                  at src/libcore/fmt/mod.rs:1076
[INFO] [stderr]      5:     0x555801e988d2 - std::io::Write::write_fmt::h1aebfe8a5a79e36d
[INFO] [stderr]                                  at src/libstd/io/mod.rs:1537
[INFO] [stderr]      6:     0x555801e9cd50 - std::sys_common::backtrace::_print::h9c07314cc66ba539
[INFO] [stderr]                                  at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]      7:     0x555801e9cd50 - std::sys_common::backtrace::print::hd1fd65f49a2d8544
[INFO] [stderr]                                  at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]      8:     0x555801e9cd50 - std::panicking::default_hook::{{closure}}::h222da46485ab36fc
[INFO] [stderr]                                  at src/libstd/panicking.rs:198
[INFO] [stderr]      9:     0x555801e9ca9c - std::panicking::default_hook::hc5868949d129ed00
[INFO] [stderr]                                  at src/libstd/panicking.rs:217
[INFO] [stderr]     10:     0x555801e9d393 - std::panicking::rust_panic_with_hook::h26a6ab8b0993c0c8
[INFO] [stderr]                                  at src/libstd/panicking.rs:526
[INFO] [stderr]     11:     0x555801e9cf8b - rust_begin_unwind
[INFO] [stderr]                                  at src/libstd/panicking.rs:437
[INFO] [stderr]     12:     0x555801ebcd21 - core::panicking::panic_fmt::h17139c2000299725
[INFO] [stderr]                                  at src/libcore/panicking.rs:85
[INFO] [stderr]     13:     0x555801ebcb43 - core::option::expect_none_failed::h972f96abb4ec8952
[INFO] [stderr]                                  at src/libcore/option.rs:1269
[INFO] [stderr]     14:     0x555801e75dab - core::result::Result<T,E>::unwrap::hd18f608d4409ef7e
[INFO] [stderr]                                  at /rustc/cfbc6d4cf1acbac5c025acf8ed68929caa551df3/src/libcore/result.rs:1005
[INFO] [stderr]     15:     0x555801e73f71 - build_script_build::main::hc662e5c99a678134
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/leveldb-sys-2.0.1/src/build.rs:161
[INFO] [stderr]     16:     0x555801e7a53b - std::rt::lang_start::{{closure}}::h4e83ec3fb343f02b
[INFO] [stderr]                                  at /rustc/cfbc6d4cf1acbac5c025acf8ed68929caa551df3/src/libstd/rt.rs:67
[INFO] [stderr]     17:     0x555801e9d763 - std::rt::lang_start_internal::{{closure}}::h84a998219831fa70
[INFO] [stderr]                                  at src/libstd/rt.rs:52
[INFO] [stderr]     18:     0x555801e9d763 - std::panicking::try::do_call::he8e1d689a3e26def
[INFO] [stderr]                                  at src/libstd/panicking.rs:348
[INFO] [stderr]     19:     0x555801e9d763 - std::panicking::try::h264b6eebc2fa7bbf
[INFO] [stderr]                                  at src/libstd/panicking.rs:325
[INFO] [stderr]     20:     0x555801e9d763 - std::panic::catch_unwind::hbf28fafa723b2128
[INFO] [stderr]                                  at src/libstd/panic.rs:394
[INFO] [stderr]     21:     0x555801e9d763 - std::rt::lang_start_internal::he959aa59bc3ec202
[INFO] [stderr]                                  at src/libstd/rt.rs:51
[INFO] [stderr]     22:     0x555801e7a517 - std::rt::lang_start::h7d74938ac643d598
[INFO] [stderr]                                  at /rustc/cfbc6d4cf1acbac5c025acf8ed68929caa551df3/src/libstd/rt.rs:67
[INFO] [stderr]     23:     0x555801e74a4a - main
[INFO] [stderr]     24:     0x7ffb647180b3 - __libc_start_main
[INFO] [stderr]     25:     0x555801e6d19e - _start
[INFO] [stderr]     26:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0713]: borrow may still be in use when destructor runs
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/url-1.5.1/src/form_urlencoded.rs:251:40
[INFO] [stdout]     |
[INFO] [stdout] 249 | impl<'a> Target for ::UrlQuery<'a> {
[INFO] [stdout]     |      -- lifetime `'a` defined here
[INFO] [stdout] 250 |     fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization }
[INFO] [stdout] 251 |     fn finish(self) -> &'a mut ::Url { self.url }
[INFO] [stdout]     |                                        ^^^^^^^^ - here, drop of `self` needs exclusive access to `*self.url`, because the type `UrlQuery<'_>` implements the `Drop` trait
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        returning this value requires that `*self.url` is borrowed for `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0713`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "ed657ffe3c6f7c10091550a9733d9edd4d0122bcaf9bf5417c47e5951b176060", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed657ffe3c6f7c10091550a9733d9edd4d0122bcaf9bf5417c47e5951b176060", kill_on_drop: false }`
[INFO] [stdout] ed657ffe3c6f7c10091550a9733d9edd4d0122bcaf9bf5417c47e5951b176060
