[INFO] cloning repository https://github.com/maxcountryman/kvs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maxcountryman/kvs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxcountryman%2Fkvs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxcountryman%2Fkvs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 973fd9fedca0b745436f31f2d40a8cc2e51f4f52
[INFO] testing maxcountryman/kvs against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxcountryman%2Fkvs" "/workspace/builds/worker-50/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-50/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/maxcountryman/kvs 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/maxcountryman/kvs
[INFO] finished tweaking git repo https://github.com/maxcountryman/kvs
[INFO] tweaked toml for git repo https://github.com/maxcountryman/kvs written to /workspace/builds/worker-50/source/Cargo.toml
[INFO] crate git repo https://github.com/maxcountryman/kvs 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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] [stdout] e4c3f3343c4cf4d2eb51896e825730a5c4d0d34efc7c28dafd4df4633b14d88e
[INFO] running `Command { std: "docker" "start" "-a" "e4c3f3343c4cf4d2eb51896e825730a5c4d0d34efc7c28dafd4df4633b14d88e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4c3f3343c4cf4d2eb51896e825730a5c4d0d34efc7c28dafd4df4633b14d88e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4c3f3343c4cf4d2eb51896e825730a5c4d0d34efc7c28dafd4df4633b14d88e", kill_on_drop: false }`
[INFO] [stdout] e4c3f3343c4cf4d2eb51896e825730a5c4d0d34efc7c28dafd4df4633b14d88e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad873bfbd79f7029ac07be195f2300363300483ee1284273e422c11cd1b7210a
[INFO] running `Command { std: "docker" "start" "-a" "ad873bfbd79f7029ac07be195f2300363300483ee1284273e422c11cd1b7210a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling proc-macro2 v1.0.3
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling serde v1.0.100
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling rayon-core v1.6.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling cc v1.0.45
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling futures v0.1.29
[INFO] [stderr]    Compiling historian v4.0.3
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling termcolor v1.0.5
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling bincode v1.1.4
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling chrono v0.4.9
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling rayon v1.2.0
[INFO] [stderr]    Compiling backtrace v0.3.37
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling serde_derive v1.0.100
[INFO] [stderr]    Compiling structopt-derive v0.3.1
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling structopt v0.3.1
[INFO] [stderr]    Compiling hashbrown v0.2.2
[INFO] [stderr]    Compiling serde_bytes v0.10.5
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling pagecache v0.15.0
[INFO] [stderr]    Compiling slog-json v2.3.0
[INFO] [stderr]    Compiling sled v0.22.1
[INFO] [stderr]    Compiling kvs v0.1.0 (/opt/rustwide/workdir/kvs)
[INFO] [stderr]    Compiling kvs-server v0.1.0 (/opt/rustwide/workdir/kvs-server)
[INFO] [stderr]    Compiling kvs-client v0.1.0 (/opt/rustwide/workdir/kvs-client)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.31s
[INFO] running `Command { std: "docker" "inspect" "ad873bfbd79f7029ac07be195f2300363300483ee1284273e422c11cd1b7210a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad873bfbd79f7029ac07be195f2300363300483ee1284273e422c11cd1b7210a", kill_on_drop: false }`
[INFO] [stdout] ad873bfbd79f7029ac07be195f2300363300483ee1284273e422c11cd1b7210a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf328e1fad828560de067d249bd2653fc4f9698334609a9041357e3bbd17fca9
[INFO] running `Command { std: "docker" "start" "-a" "cf328e1fad828560de067d249bd2653fc4f9698334609a9041357e3bbd17fca9", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling predicates-core v1.0.0
[INFO] [stderr]    Compiling escargot v0.4.0
[INFO] [stderr]    Compiling same-file v1.0.5
[INFO] [stderr]    Compiling treeline v0.1.0
[INFO] [stderr]    Compiling normalize-line-endings v0.2.2
[INFO] [stderr]    Compiling cast v0.2.2
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling regex-automata v0.1.8
[INFO] [stderr]    Compiling csv-core v0.1.6
[INFO] [stderr]    Compiling float-cmp v0.4.0
[INFO] [stderr]    Compiling tinytemplate v1.0.2
[INFO] [stderr]    Compiling kvs-client v0.1.0 (/opt/rustwide/workdir/kvs-client)
[INFO] [stderr]    Compiling kvs-server v0.1.0 (/opt/rustwide/workdir/kvs-server)
[INFO] [stderr]    Compiling walkdir v2.2.9
[INFO] [stderr]    Compiling predicates-tree v1.0.0
[INFO] [stderr]    Compiling predicates v1.0.1
[INFO] [stderr]    Compiling bstr v0.2.8
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling criterion-plot v0.4.0
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand_pcg v0.2.0
[INFO] [stderr]    Compiling rand_os v0.2.2
[INFO] [stderr]    Compiling rand_xoshiro v0.3.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling csv v1.1.1
[INFO] [stderr]    Compiling assert_cmd v0.11.1
[INFO] [stderr]    Compiling criterion v0.3.0
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling kvs v0.1.0 (/opt/rustwide/workdir/kvs)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.24s
[INFO] running `Command { std: "docker" "inspect" "cf328e1fad828560de067d249bd2653fc4f9698334609a9041357e3bbd17fca9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf328e1fad828560de067d249bd2653fc4f9698334609a9041357e3bbd17fca9", kill_on_drop: false }`
[INFO] [stdout] cf328e1fad828560de067d249bd2653fc4f9698334609a9041357e3bbd17fca9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cc687f5fe87a6a94f8452aa77c1939fdf8b33160adbb446520a594c847d9945b
[INFO] running `Command { std: "docker" "start" "-a" "cc687f5fe87a6a94f8452aa77c1939fdf8b33160adbb446520a594c847d9945b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kvs-1bba87daeb08d79d)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/cli.rs (/opt/rustwide/target/debug/deps/cli-7a683f9010d471ec)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stderr] [2021-08-08T12:10:57Z INFO  kvs_server] kvs-server 0.1.0
[INFO] [stdout] test client_cli_invalid_subcommand ... ok
[INFO] [stderr] [2021-08-08T12:10:57Z INFO  kvs_server] Storage engine: sled
[INFO] [stdout] test client_cli_version ... ok
[INFO] [stderr] [2021-08-08T12:10:57Z INFO  kvs_server] Listening on 127.0.0.1:4005
[INFO] [stdout] test server_cli_version ... ok
[INFO] [stderr] [2021-08-08T12:10:57Z INFO  kvs_server] kvs-server 0.1.0
[INFO] [stderr] [2021-08-08T12:10:57Z INFO  kvs_server] Storage engine: sled
[INFO] [stderr] [2021-08-08T12:10:57Z INFO  kvs_server] Listening on 127.0.0.1:4002
[INFO] [stderr] [2021-08-08T12:10:57Z INFO  kvs_server] kvs-server 0.1.0
[INFO] [stderr] [2021-08-08T12:10:57Z INFO  kvs_server] Storage engine: kvs
[INFO] [stderr] [2021-08-08T12:10:57Z INFO  kvs_server] Listening on 127.0.0.1:4004
[INFO] [stdout] test client_cli_no_args ... ok
[INFO] [stdout] test client_cli_invalid_get ... ok
[INFO] [stdout] test client_cli_invalid_rm ... ok
[INFO] [stdout] test client_cli_invalid_set ... ok
[INFO] [stdout] test cli_log_configuration ... ok
[INFO] [stderr] [2021-08-08T12:10:58Z INFO  kvs_server] kvs-server 0.1.0
[INFO] [stderr] [2021-08-08T12:10:58Z INFO  kvs_server] Storage engine: kvs
[INFO] [stderr] [2021-08-08T12:10:58Z INFO  kvs_server] Listening on 127.0.0.1:4002
[INFO] [stderr] [2021-08-08T12:10:59Z INFO  kvs_server] kvs-server 0.1.0
[INFO] [stderr] [2021-08-08T12:10:59Z INFO  kvs_server] Storage engine: kvs
[INFO] [stderr] [2021-08-08T12:10:59Z INFO  kvs_server] Listening on 127.0.0.1:4004
[INFO] [stderr] [2021-08-08T12:10:59Z INFO  kvs_server] kvs-server 0.1.0
[INFO] [stderr] [2021-08-08T12:10:59Z INFO  kvs_server] Storage engine: sled
[INFO] [stderr] [2021-08-08T12:10:59Z INFO  kvs_server] Listening on 127.0.0.1:4005
[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; finished in 2.40s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/kv_store.rs (/opt/rustwide/target/debug/deps/kv_store-735b50ce323f693a)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test remove_non_existent_key ... ok
[INFO] [stdout] test get_non_existent_value ... ok
[INFO] [stdout] test get_stored_value ... ok
[INFO] [stdout] test overwrite_value ... ok
[INFO] [stdout] test remove_key ... ok
[INFO] [stdout] test compaction ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.72s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kvs_client-b327e3a45c82f193)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kvs_server-c2c744183f49b8fa)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests kvs
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/entry.rs - entry::Entry::set (line 34) ... ok
[INFO] [stdout] test src/entry.rs - entry::Entry::remove (line 47) ... ok
[INFO] [stdout] test src/engines/kvs.rs - engines::kvs::KvStore::remove (line 204) ... FAILED
[INFO] [stdout] test src/engines/kvs.rs - engines::kvs::KvStore::open (line 36) ... FAILED
[INFO] [stdout] test src/engines/kvs.rs - engines::kvs::KvStore::get (line 164) ... FAILED
[INFO] [stdout] test src/engines/kvs.rs - engines::kvs::KvStore::set (line 127) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/engines/kvs.rs - engines::kvs::KvStore::remove (line 204) 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: Io(Os { code: 30, kind: Other, message: "Read-only file system" })', src/engines/kvs.rs:7:48
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55bc89f61960 - std::backtrace_rs::backtrace::libunwind::trace::h34055254b57d8e79
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x55bc89f61960 - std::backtrace_rs::backtrace::trace_unsynchronized::h8f1e3fbd9afff6ec
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55bc89f61960 - std::sys_common::backtrace::_print_fmt::h3a99a796b770c360
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x55bc89f61960 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h32d1f94a80615d18
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x55bc89f7c4dc - core::fmt::write::h306731c068f7162c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/fmt/mod.rs:1110:17
[INFO] [stdout]    5:     0x55bc89f5f9c5 - std::io::Write::write_fmt::hd2fa90334eee2a21
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/io/mod.rs:1588:15
[INFO] [stdout]    6:     0x55bc89f6362b - std::sys_common::backtrace::_print::h5abaa2601a852287
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x55bc89f6362b - std::sys_common::backtrace::print::h8d81445442bb638f
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x55bc89f6362b - std::panicking::default_hook::{{closure}}::hcfe804496a9fa747
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x55bc89f63101 - std::panicking::default_hook::hbea8e3ccf2ba8901
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:225:9
[INFO] [stdout]   10:     0x55bc89f63cf4 - std::panicking::rust_panic_with_hook::h7ee9e1a2d0f8975a
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x55bc89f637d7 - std::panicking::begin_panic_handler::{{closure}}::h8ab3b4491718b2c7
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x55bc89f61e5c - std::sys_common::backtrace::__rust_end_short_backtrace::hd489062ffa586a9f
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x55bc89f63739 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x55bc89eff291 - core::panicking::panic_fmt::hca6330e3e14086b4
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x55bc89eff323 - core::result::unwrap_failed::h6160d2b4bfbb0e87
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/result.rs:1355:5
[INFO] [stdout]   16:     0x55bc89f01efd - core::result::Result<T,E>::unwrap::ha79ad42decaf1065
[INFO] [stdout]   17:     0x55bc89f05703 - rust_out::main::_doctest_main_src_engines_kvs_rs_204_0::hfbf546a5fb7db5ee
[INFO] [stdout]   18:     0x55bc89f056a6 - rust_out::main::h2a38bb51b9580a7d
[INFO] [stdout]   19:     0x55bc89f01393 - core::ops::function::FnOnce::call_once::hb73b95e6982fd3f0
[INFO] [stdout]   20:     0x55bc89f00da9 - std::sys_common::backtrace::__rust_begin_short_backtrace::h8371d112165838d3
[INFO] [stdout]   21:     0x55bc89f010c9 - std::rt::lang_start::{{closure}}::h783adf50233ec5ec
[INFO] [stdout]   22:     0x55bc89f641f9 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h2aabc384aab89b7b
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:259:13
[INFO] [stdout]   23:     0x55bc89f641f9 - std::panicking::try::do_call::hc5fcacb7a85fc7b1
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401:40
[INFO] [stdout]   24:     0x55bc89f641f9 - std::panicking::try::hb5d9603af3abbe3a
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365:19
[INFO] [stdout]   25:     0x55bc89f641f9 - std::panic::catch_unwind::h98fe6ac3925e64b4
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434:14
[INFO] [stdout]   26:     0x55bc89f641f9 - std::rt::lang_start_internal::h22ac7383c516f93e
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/rt.rs:34:21
[INFO] [stdout]   27:     0x55bc89f010b1 - std::rt::lang_start::h11b9716471e37ff8
[INFO] [stdout]   28:     0x55bc89f058e3 - main
[INFO] [stdout]   29:     0x7fb28bbbe0b3 - __libc_start_main
[INFO] [stdout]   30:     0x55bc89eff9ee - _start
[INFO] [stdout]   31:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/engines/kvs.rs - engines::kvs::KvStore::open (line 36) 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: Io(Os { code: 30, kind: Other, message: "Read-only file system" })', src/engines/kvs.rs:7:48
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x563231549ac0 - std::backtrace_rs::backtrace::libunwind::trace::h34055254b57d8e79
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x563231549ac0 - std::backtrace_rs::backtrace::trace_unsynchronized::h8f1e3fbd9afff6ec
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x563231549ac0 - std::sys_common::backtrace::_print_fmt::h3a99a796b770c360
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x563231549ac0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h32d1f94a80615d18
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x56323156463c - core::fmt::write::h306731c068f7162c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/fmt/mod.rs:1110:17
[INFO] [stdout]    5:     0x563231547b25 - std::io::Write::write_fmt::hd2fa90334eee2a21
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/io/mod.rs:1588:15
[INFO] [stdout]    6:     0x56323154b78b - std::sys_common::backtrace::_print::h5abaa2601a852287
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x56323154b78b - std::sys_common::backtrace::print::h8d81445442bb638f
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x56323154b78b - std::panicking::default_hook::{{closure}}::hcfe804496a9fa747
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x56323154b261 - std::panicking::default_hook::hbea8e3ccf2ba8901
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:225:9
[INFO] [stdout]   10:     0x56323154be54 - std::panicking::rust_panic_with_hook::h7ee9e1a2d0f8975a
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x56323154b937 - std::panicking::begin_panic_handler::{{closure}}::h8ab3b4491718b2c7
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x563231549fbc - std::sys_common::backtrace::__rust_end_short_backtrace::hd489062ffa586a9f
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x56323154b899 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x5632314e9291 - core::panicking::panic_fmt::hca6330e3e14086b4
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x5632314e9323 - core::result::unwrap_failed::h6160d2b4bfbb0e87
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/result.rs:1355:5
[INFO] [stdout]   16:     0x5632314eba6d - core::result::Result<T,E>::unwrap::ha79ad42decaf1065
[INFO] [stdout]   17:     0x5632314edca1 - rust_out::main::_doctest_main_src_engines_kvs_rs_36_0::h2d64f55accb16169
[INFO] [stdout]   18:     0x5632314edc46 - rust_out::main::h2a38bb51b9580a7d
[INFO] [stdout]   19:     0x5632314eb273 - core::ops::function::FnOnce::call_once::hb73b95e6982fd3f0
[INFO] [stdout]   20:     0x5632314eac89 - std::sys_common::backtrace::__rust_begin_short_backtrace::h8371d112165838d3
[INFO] [stdout]   21:     0x5632314eafa9 - std::rt::lang_start::{{closure}}::h783adf50233ec5ec
[INFO] [stdout]   22:     0x56323154c359 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h2aabc384aab89b7b
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:259:13
[INFO] [stdout]   23:     0x56323154c359 - std::panicking::try::do_call::hc5fcacb7a85fc7b1
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401:40
[INFO] [stdout]   24:     0x56323154c359 - std::panicking::try::hb5d9603af3abbe3a
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365:19
[INFO] [stdout]   25:     0x56323154c359 - std::panic::catch_unwind::h98fe6ac3925e64b4
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434:14
[INFO] [stdout]   26:     0x56323154c359 - std::rt::lang_start_internal::h22ac7383c516f93e
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/rt.rs:34:21
[INFO] [stdout]   27:     0x5632314eaf91 - std::rt::lang_start::h11b9716471e37ff8
[INFO] [stdout]   28:     0x5632314edd33 - main
[INFO] [stdout]   29:     0x7f8483fbb0b3 - __libc_start_main
[INFO] [stdout]   30:     0x5632314e99ee - _start
[INFO] [stdout]   31:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/engines/kvs.rs - engines::kvs::KvStore::get (line 164) 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: Io(Os { code: 30, kind: Other, message: "Read-only file system" })', src/engines/kvs.rs:7:48
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55cbedafb4c0 - std::backtrace_rs::backtrace::libunwind::trace::h34055254b57d8e79
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x55cbedafb4c0 - std::backtrace_rs::backtrace::trace_unsynchronized::h8f1e3fbd9afff6ec
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55cbedafb4c0 - std::sys_common::backtrace::_print_fmt::h3a99a796b770c360
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x55cbedafb4c0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h32d1f94a80615d18
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x55cbedb1603c - core::fmt::write::h306731c068f7162c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/fmt/mod.rs:1110:17
[INFO] [stdout]    5:     0x55cbedaf9525 - std::io::Write::write_fmt::hd2fa90334eee2a21
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/io/mod.rs:1588:15
[INFO] [stdout]    6:     0x55cbedafd18b - std::sys_common::backtrace::_print::h5abaa2601a852287
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x55cbedafd18b - std::sys_common::backtrace::print::h8d81445442bb638f
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x55cbedafd18b - std::panicking::default_hook::{{closure}}::hcfe804496a9fa747
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x55cbedafcc61 - std::panicking::default_hook::hbea8e3ccf2ba8901
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:225:9
[INFO] [stdout]   10:     0x55cbedafd854 - std::panicking::rust_panic_with_hook::h7ee9e1a2d0f8975a
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x55cbedafd337 - std::panicking::begin_panic_handler::{{closure}}::h8ab3b4491718b2c7
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x55cbedafb9bc - std::sys_common::backtrace::__rust_end_short_backtrace::hd489062ffa586a9f
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x55cbedafd299 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x55cbeda99291 - core::panicking::panic_fmt::hca6330e3e14086b4
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x55cbeda99323 - core::result::unwrap_failed::h6160d2b4bfbb0e87
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/result.rs:1355:5
[INFO] [stdout]   16:     0x55cbeda9bded - core::result::Result<T,E>::unwrap::ha79ad42decaf1065
[INFO] [stdout]   17:     0x55cbeda9f123 - rust_out::main::_doctest_main_src_engines_kvs_rs_164_0::h45d745931cda9c97
[INFO] [stdout]   18:     0x55cbeda9f0c6 - rust_out::main::h2a38bb51b9580a7d
[INFO] [stdout]   19:     0x55cbeda9b333 - core::ops::function::FnOnce::call_once::hb73b95e6982fd3f0
[INFO] [stdout]   20:     0x55cbeda9ad49 - std::sys_common::backtrace::__rust_begin_short_backtrace::h8371d112165838d3
[INFO] [stdout]   21:     0x55cbeda9b069 - std::rt::lang_start::{{closure}}::h783adf50233ec5ec
[INFO] [stdout]   22:     0x55cbedafdd59 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h2aabc384aab89b7b
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:259:13
[INFO] [stdout]   23:     0x55cbedafdd59 - std::panicking::try::do_call::hc5fcacb7a85fc7b1
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401:40
[INFO] [stdout]   24:     0x55cbedafdd59 - std::panicking::try::hb5d9603af3abbe3a
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365:19
[INFO] [stdout]   25:     0x55cbedafdd59 - std::panic::catch_unwind::h98fe6ac3925e64b4
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434:14
[INFO] [stdout]   26:     0x55cbedafdd59 - std::rt::lang_start_internal::h22ac7383c516f93e
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/rt.rs:34:21
[INFO] [stdout]   27:     0x55cbeda9b051 - std::rt::lang_start::h11b9716471e37ff8
[INFO] [stdout]   28:     0x55cbeda9f443 - main
[INFO] [stdout]   29:     0x7f7ba96460b3 - __libc_start_main
[INFO] [stdout]   30:     0x55cbeda999ee - _start
[INFO] [stdout]   31:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/engines/kvs.rs - engines::kvs::KvStore::set (line 127) 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: Io(Os { code: 30, kind: Other, message: "Read-only file system" })', src/engines/kvs.rs:7:48
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5634d2d613c0 - std::backtrace_rs::backtrace::libunwind::trace::h34055254b57d8e79
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x5634d2d613c0 - std::backtrace_rs::backtrace::trace_unsynchronized::h8f1e3fbd9afff6ec
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5634d2d613c0 - std::sys_common::backtrace::_print_fmt::h3a99a796b770c360
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x5634d2d613c0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h32d1f94a80615d18
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x5634d2d7bf3c - core::fmt::write::h306731c068f7162c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/fmt/mod.rs:1110:17
[INFO] [stdout]    5:     0x5634d2d5f425 - std::io::Write::write_fmt::hd2fa90334eee2a21
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/io/mod.rs:1588:15
[INFO] [stdout]    6:     0x5634d2d6308b - std::sys_common::backtrace::_print::h5abaa2601a852287
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x5634d2d6308b - std::sys_common::backtrace::print::h8d81445442bb638f
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x5634d2d6308b - std::panicking::default_hook::{{closure}}::hcfe804496a9fa747
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x5634d2d62b61 - std::panicking::default_hook::hbea8e3ccf2ba8901
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:225:9
[INFO] [stdout]   10:     0x5634d2d63754 - std::panicking::rust_panic_with_hook::h7ee9e1a2d0f8975a
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x5634d2d63237 - std::panicking::begin_panic_handler::{{closure}}::h8ab3b4491718b2c7
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x5634d2d618bc - std::sys_common::backtrace::__rust_end_short_backtrace::hd489062ffa586a9f
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x5634d2d63199 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x5634d2cff291 - core::panicking::panic_fmt::hca6330e3e14086b4
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x5634d2cff323 - core::result::unwrap_failed::h6160d2b4bfbb0e87
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/result.rs:1355:5
[INFO] [stdout]   16:     0x5634d2d01ded - core::result::Result<T,E>::unwrap::ha79ad42decaf1065
[INFO] [stdout]   17:     0x5634d2d05123 - rust_out::main::_doctest_main_src_engines_kvs_rs_127_0::hdfa80548f85f5c84
[INFO] [stdout]   18:     0x5634d2d050c6 - rust_out::main::h2a38bb51b9580a7d
[INFO] [stdout]   19:     0x5634d2d01333 - core::ops::function::FnOnce::call_once::hb73b95e6982fd3f0
[INFO] [stdout]   20:     0x5634d2d00d49 - std::sys_common::backtrace::__rust_begin_short_backtrace::h8371d112165838d3
[INFO] [stdout]   21:     0x5634d2d01069 - std::rt::lang_start::{{closure}}::h783adf50233ec5ec
[INFO] [stdout]   22:     0x5634d2d63c59 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h2aabc384aab89b7b
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:259:13
[INFO] [stdout]   23:     0x5634d2d63c59 - std::panicking::try::do_call::hc5fcacb7a85fc7b1
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401:40
[INFO] [stdout]   24:     0x5634d2d63c59 - std::panicking::try::hb5d9603af3abbe3a
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365:19
[INFO] [stdout]   25:     0x5634d2d63c59 - std::panic::catch_unwind::h98fe6ac3925e64b4
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434:14
[INFO] [stdout]   26:     0x5634d2d63c59 - std::rt::lang_start_internal::h22ac7383c516f93e
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/rt.rs:34:21
[INFO] [stdout]   27:     0x5634d2d01051 - std::rt::lang_start::h11b9716471e37ff8
[INFO] [stdout]   28:     0x5634d2d05343 - main
[INFO] [stdout]   29:     0x7fe7d6d370b3 - __libc_start_main
[INFO] [stdout]   30:     0x5634d2cff9ee - _start
[INFO] [stdout]   31:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/engines/kvs.rs - engines::kvs::KvStore::get (line 164)
[INFO] [stdout]     src/engines/kvs.rs - engines::kvs::KvStore::open (line 36)
[INFO] [stdout]     src/engines/kvs.rs - engines::kvs::KvStore::remove (line 204)
[INFO] [stdout]     src/engines/kvs.rs - engines::kvs::KvStore::set (line 127)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 2 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.69s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "cc687f5fe87a6a94f8452aa77c1939fdf8b33160adbb446520a594c847d9945b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc687f5fe87a6a94f8452aa77c1939fdf8b33160adbb446520a594c847d9945b", kill_on_drop: false }`
[INFO] [stdout] cc687f5fe87a6a94f8452aa77c1939fdf8b33160adbb446520a594c847d9945b
