[INFO] cloning repository https://github.com/ThomWright/kvs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ThomWright/kvs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThomWright%2Fkvs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThomWright%2Fkvs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4f81473ffde0a0824b77e9ceec5f439b898d4972
[INFO] testing ThomWright/kvs against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThomWright%2Fkvs" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ThomWright/kvs on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ThomWright/kvs
[INFO] finished tweaking git repo https://github.com/ThomWright/kvs
[INFO] tweaked toml for git repo https://github.com/ThomWright/kvs written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/ThomWright/kvs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7be2bbe520e4403aa167344813bb8fad2a6daeab84ed4a61ad545ff677e2fb2f
[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" "7be2bbe520e4403aa167344813bb8fad2a6daeab84ed4a61ad545ff677e2fb2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7be2bbe520e4403aa167344813bb8fad2a6daeab84ed4a61ad545ff677e2fb2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7be2bbe520e4403aa167344813bb8fad2a6daeab84ed4a61ad545ff677e2fb2f", kill_on_drop: false }`
[INFO] [stdout] 7be2bbe520e4403aa167344813bb8fad2a6daeab84ed4a61ad545ff677e2fb2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=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" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce10dc8feeb3bdc5136810b10964a24ed1e53f0ed3a12f7a56297df75f414477
[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" "ce10dc8feeb3bdc5136810b10964a24ed1e53f0ed3a12f7a56297df75f414477", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]    Compiling serde v1.0.102
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling bincode v1.2.0
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling backtrace v0.3.34
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling crossbeam-channel v0.4.0
[INFO] [stderr]    Compiling crossbeam-deque v0.7.2
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling chrono v0.4.9
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling slog-term v2.4.1
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling serde_derive v1.0.97
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling serde_bytes v0.11.2
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling sled v0.29.2
[INFO] [stderr]    Compiling kvs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 31s
[INFO] running `Command { std: "docker" "inspect" "ce10dc8feeb3bdc5136810b10964a24ed1e53f0ed3a12f7a56297df75f414477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce10dc8feeb3bdc5136810b10964a24ed1e53f0ed3a12f7a56297df75f414477", kill_on_drop: false }`
[INFO] [stdout] ce10dc8feeb3bdc5136810b10964a24ed1e53f0ed3a12f7a56297df75f414477
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=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" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ccb7726fd756852dfc98c2b0f2e5023b7d62fbc09d8f3162faa5bb84faaba4e
[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" "9ccb7726fd756852dfc98c2b0f2e5023b7d62fbc09d8f3162faa5bb84faaba4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling getrandom v0.1.9
[INFO] [stderr]    Compiling escargot v0.4.0
[INFO] [stderr]    Compiling predicates-core v1.0.0
[INFO] [stderr]    Compiling cast v0.2.2
[INFO] [stderr]    Compiling normalize-line-endings v0.2.2
[INFO] [stderr]    Compiling treeline v0.1.0
[INFO] [stderr]    Compiling panic-control v0.1.4
[INFO] [stderr]    Compiling regex-syntax v0.6.10
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling walkdir v2.2.9
[INFO] [stderr]    Compiling regex-automata v0.1.8
[INFO] [stderr]    Compiling float-cmp v0.4.0
[INFO] [stderr]    Compiling tempfile v3.0.8
[INFO] [stderr]    Compiling tinytemplate v1.0.2
[INFO] [stderr]    Compiling predicates-tree v1.0.0
[INFO] [stderr]    Compiling criterion-plot v0.4.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand_xoshiro v0.3.1
[INFO] [stderr]    Compiling rand_os v0.2.2
[INFO] [stderr]    Compiling aho-corasick v0.7.4
[INFO] [stderr]    Compiling bstr v0.2.8
[INFO] [stderr]    Compiling csv-core v0.1.6
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling csv v1.1.1
[INFO] [stderr]    Compiling criterion v0.3.0
[INFO] [stderr]    Compiling regex v1.2.0
[INFO] [stderr]    Compiling predicates v1.0.1
[INFO] [stderr]    Compiling assert_cmd v0.11.1
[INFO] [stderr]    Compiling kvs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 53.49s
[INFO] running `Command { std: "docker" "inspect" "9ccb7726fd756852dfc98c2b0f2e5023b7d62fbc09d8f3162faa5bb84faaba4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ccb7726fd756852dfc98c2b0f2e5023b7d62fbc09d8f3162faa5bb84faaba4e", kill_on_drop: false }`
[INFO] [stdout] 9ccb7726fd756852dfc98c2b0f2e5023b7d62fbc09d8f3162faa5bb84faaba4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=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" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 68fbe995af69f4b902156a17dadffd807413ea563a9d42695e82f3b4f49eb3bb
[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" "68fbe995af69f4b902156a17dadffd807413ea563a9d42695e82f3b4f49eb3bb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.89s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/kvs-c86380ca11081325
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/kvs_client-7a1ad49b90e57a77
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/kvs_server-ee2f0bad54e5a08e
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cli-161452d89d97540a
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stderr] Oct 17 04:40:37.329 INFO Starting kvs server, engine: kvs, addr: 127.0.0.1:4004, version: 0.1.0
[INFO] [stderr] Oct 17 04:40:37.333 INFO Starting kvs server, engine: sled, addr: 127.0.0.1:4005, version: 0.1.0
[INFO] [stdout] test client_cli_no_args ... ok
[INFO] [stderr] Oct 17 04:40:37.340 INFO Starting kvs server, engine: sled, addr: 127.0.0.1:4002, version: 0.1.0
[INFO] [stdout] test client_cli_invalid_subcommand ... ok
[INFO] [stdout] test client_cli_version ... ok
[INFO] [stdout] test client_cli_invalid_get ... ok
[INFO] [stdout] test client_cli_invalid_set ... ok
[INFO] [stdout] test server_cli_version ... ok
[INFO] [stdout] test client_cli_invalid_rm ... ok
[INFO] [stderr] Oct 17 04:40:38.361 INFO Starting kvs server, engine: kvs, addr: 127.0.0.1:4002, version: 0.1.0
[INFO] [stderr] Oct 17 04:40:38.519 INFO Starting kvs server, engine: kvs, addr: 127.0.0.1:4004, version: 0.1.0
[INFO] [stdout] test cli_log_configuration ... ok
[INFO] [stderr] Oct 17 04:40:39.309 INFO Starting kvs server, engine: sled, addr: 127.0.0.1:4005, version: 0.1.0
[INFO] [stdout] test cli_wrong_engine ... ok
[INFO] [stdout] test cli_access_server_kvs_engine ... ok
[INFO] [stdout] test cli_access_server_sled_engine ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/kv_store-2328fd124554fbca
[INFO] [stdout] test get_non_existent_value ... ok
[INFO] [stdout] test get_stored_value ... ok
[INFO] [stdout] test remove_non_existent_key ... ok
[INFO] [stdout] test overwrite_value ... ok
[INFO] [stdout] test remove_key ... ok
[INFO] [stdout] test concurrent_set ... ok
[INFO] [stdout] test concurrent_get ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/thread_pool-fed31311c081e07a
[INFO] [stdout] test compaction ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test rayon_thread_pool_spawn_counter ... ok
[INFO] [stdout] test shared_queue_thread_pool_spawn_counter ... ok
[INFO] [stdout] test naive_thread_pool_spawn_counter ... ok
[INFO] [stdout] test shared_queue_thread_pool_panic_task ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests kvs
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/engines/kvs/store.rs - engines::kvs::store::KvStore (line 35) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/engines/kvs/store.rs - engines::kvs::store::KvStore (line 35) stdout ----
[INFO] [stdout] Test executable failed (exit code 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0: failure::backtrace::internal::InternalBacktrace::new::h124c32a01a20b240 (0x55855139ab96)
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/backtrace/internal.rs:44
[INFO] [stdout]    1: failure::backtrace::Backtrace::new::h339977198bdf3c82 (0x5585513999ce)
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/backtrace/mod.rs:111
[INFO] [stdout]    2: <failure::error::error_impl::ErrorImpl as core::convert::From<F>>::from::h266cab3a68081378 (0x55855135f470)
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/error/error_impl.rs:19
[INFO] [stdout]    3: <failure::error::Error as core::convert::From<F>>::from::h4e241f9bb1519ee0 (0x55855136b060)
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/error/mod.rs:36
[INFO] [stdout]    4: kvs::engines::kvs::store::InternalKvStore::open::hae215db96fbae59e (0x55855134e5e1)
[INFO] [stdout]    5: kvs::engines::kvs::store::KvStore::open::h7ecd21bcce1b2df9 (0x55855134f14c)
[INFO] [stdout]    6: rust_out::main::_inner::h805913239369cc06 (0x558551354a78)
[INFO] [stdout]    7: rust_out::main::h405f65324f7b53be (0x558551354a19)
[INFO] [stdout]    8: core::ops::function::FnOnce::call_once::hdcd857a6fc725660 (0x55855134fab3)
[INFO] [stdout]    9: std::sys_common::backtrace::__rust_begin_short_backtrace::h58530cce963ea820 (0x55855134f349)
[INFO] [stdout]   10: std::rt::lang_start::{{closure}}::had844b611966ddaf (0x55855134f5a9)
[INFO] [stdout]   11: core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h6a3209f124be2235 (0x5585513f1631)
[INFO] [stdout]              at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/ops/function.rs:259
[INFO] [stdout]       std::panicking::try::do_call::h88ce358792b64df0
[INFO] [stdout]              at library/std/src/panicking.rs:373
[INFO] [stdout]       std::panicking::try::h6311c259678e50fc
[INFO] [stdout]              at library/std/src/panicking.rs:337
[INFO] [stdout]       std::panic::catch_unwind::h56c5716807d659a1
[INFO] [stdout]              at library/std/src/panic.rs:379
[INFO] [stdout]       std::rt::lang_start_internal::h73711f37ecfcb277
[INFO] [stdout]              at library/std/src/rt.rs:51
[INFO] [stdout]   12: std::rt::lang_start::h1b0fb7b0bf978bb4 (0x55855134f588)
[INFO] [stdout]   13: main (0x558551354d0b)
[INFO] [stdout]   14: __libc_start_main (0x7f30171d10b3)
[INFO] [stdout]   15: _start (0x55855134e19e)
[INFO] [stdout]   16: <unknown> (0x0)', src/engines/kvs/store.rs:12:10
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5585513eead0 - std::backtrace_rs::backtrace::libunwind::trace::h577ea05e9ca4629a
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stdout]    1:     0x5585513eead0 - std::backtrace_rs::backtrace::trace_unsynchronized::h50b9b72b84c7dd56
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stdout]    2:     0x5585513eead0 - std::sys_common::backtrace::_print_fmt::h6541cf9823837fac
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:79
[INFO] [stdout]    3:     0x5585513eead0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hf64fbff071026df5
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:58
[INFO] [stdout]    4:     0x55855140cebc - core::fmt::write::h9ddafa4860d8adff
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/fmt/mod.rs:1082
[INFO] [stdout]    5:     0x5585513ecac7 - std::io::Write::write_fmt::h1d2ee292d2b65481
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/io/mod.rs:1514
[INFO] [stdout]    6:     0x5585513f0bd0 - std::sys_common::backtrace::_print::ha25f9ff5080d886d
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:61
[INFO] [stdout]    7:     0x5585513f0bd0 - std::sys_common::backtrace::print::h213e8aa8dc5405c0
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:48
[INFO] [stdout]    8:     0x5585513f0bd0 - std::panicking::default_hook::{{closure}}::h6482fae49ef9d963
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:200
[INFO] [stdout]    9:     0x5585513f091c - std::panicking::default_hook::he30ad7589e0970f9
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:219
[INFO] [stdout]   10:     0x5585513f1233 - std::panicking::rust_panic_with_hook::haa1ed36ada4ffb03
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:569
[INFO] [stdout]   11:     0x5585513f0e09 - std::panicking::begin_panic_handler::{{closure}}::h7001af1bb21aeaeb
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:476
[INFO] [stdout]   12:     0x5585513eef5c - std::sys_common::backtrace::__rust_end_short_backtrace::h39910f557f5f2367
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:153
[INFO] [stdout]   13:     0x5585513f0dc9 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:475
[INFO] [stdout]   14:     0x55855140b771 - core::panicking::panic_fmt::h4e2659771ebc78eb
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/panicking.rs:85
[INFO] [stdout]   15:     0x55855140b593 - core::option::expect_none_failed::h448b58a024c2c33a
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/option.rs:1221
[INFO] [stdout]   16:     0x558551353be1 - core::result::Result<T,E>::unwrap::h5c91bf4b2cd68bf7
[INFO] [stdout]   17:     0x558551354a3c - rust_out::main::h405f65324f7b53be
[INFO] [stdout]   18:     0x55855134fab3 - core::ops::function::FnOnce::call_once::hdcd857a6fc725660
[INFO] [stdout]   19:     0x55855134f349 - std::sys_common::backtrace::__rust_begin_short_backtrace::h58530cce963ea820
[INFO] [stdout]   20:     0x55855134f5a9 - std::rt::lang_start::{{closure}}::had844b611966ddaf
[INFO] [stdout]   21:     0x5585513f1631 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h6a3209f124be2235
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/ops/function.rs:259
[INFO] [stdout]   22:     0x5585513f1631 - std::panicking::try::do_call::h88ce358792b64df0
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:373
[INFO] [stdout]   23:     0x5585513f1631 - std::panicking::try::h6311c259678e50fc
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:337
[INFO] [stdout]   24:     0x5585513f1631 - std::panic::catch_unwind::h56c5716807d659a1
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panic.rs:379
[INFO] [stdout]   25:     0x5585513f1631 - std::rt::lang_start_internal::h73711f37ecfcb277
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/rt.rs:51
[INFO] [stdout]   26:     0x55855134f588 - std::rt::lang_start::h1b0fb7b0bf978bb4
[INFO] [stdout]   27:     0x558551354d0b - main
[INFO] [stdout]   28:     0x7f30171d10b3 - __libc_start_main
[INFO] [stdout]   29:     0x55855134e19e - _start
[INFO] [stdout]   30:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/engines/kvs/store.rs - engines::kvs::store::KvStore (line 35)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "68fbe995af69f4b902156a17dadffd807413ea563a9d42695e82f3b4f49eb3bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68fbe995af69f4b902156a17dadffd807413ea563a9d42695e82f3b4f49eb3bb", kill_on_drop: false }`
[INFO] [stdout] 68fbe995af69f4b902156a17dadffd807413ea563a9d42695e82f3b4f49eb3bb
