[INFO] fetching crate viperus 0.1.10...
[INFO] testing viperus-0.1.10 against 1.47.0 for beta-1.48-1
[INFO] extracting crate viperus 0.1.10 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate viperus 0.1.10 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 crates.io crate viperus 0.1.10
[INFO] finished tweaking crates.io crate viperus 0.1.10
[INFO] tweaked toml for crates.io crate viperus 0.1.10 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate viperus 0.1.10 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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 091b8d351dd15fde4ff0bb5fa6e361589f5ead9c22f585ce48d7910bf44515dc
[INFO] running `Command { std: "docker" "start" "-a" "091b8d351dd15fde4ff0bb5fa6e361589f5ead9c22f585ce48d7910bf44515dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "091b8d351dd15fde4ff0bb5fa6e361589f5ead9c22f585ce48d7910bf44515dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "091b8d351dd15fde4ff0bb5fa6e361589f5ead9c22f585ce48d7910bf44515dc", kill_on_drop: false }`
[INFO] [stdout] 091b8d351dd15fde4ff0bb5fa6e361589f5ead9c22f585ce48d7910bf44515dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1851da8b68aba0ac82bfb22d699fbdadcbf57f68c7ed0811a45ef13a31205fef
[INFO] running `Command { std: "docker" "start" "-a" "1851da8b68aba0ac82bfb22d699fbdadcbf57f68c7ed0811a45ef13a31205fef", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling linked-hash-map v0.5.2
[INFO] [stderr]    Compiling regex-syntax v0.6.13
[INFO] [stderr]    Compiling dtoa v0.4.4
[INFO] [stderr]    Compiling dotenv v0.15.0
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling inotify-sys v0.1.3
[INFO] [stderr]    Compiling filetime v0.2.8
[INFO] [stderr]    Compiling inotify v0.7.0
[INFO] [stderr]    Compiling yaml-rust v0.4.3
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling notify v4.0.15
[INFO] [stderr]    Compiling regex v1.3.3
[INFO] [stderr]    Compiling java-properties v1.2.0
[INFO] [stderr]    Compiling serde_yaml v0.8.11
[INFO] [stderr]    Compiling serde_json v1.0.44
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling viperus v0.1.10 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> src/global.rs:18:60
[INFO] [stdout]    |
[INFO] [stdout] 18 |     static ref VIPERUS: Arc::<Mutex::<Viperus<'static>>> = { Arc::new(Mutex::new(Viperus::new())) };
[INFO] [stdout]    |                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.70s
[INFO] running `Command { std: "docker" "inspect" "1851da8b68aba0ac82bfb22d699fbdadcbf57f68c7ed0811a45ef13a31205fef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1851da8b68aba0ac82bfb22d699fbdadcbf57f68c7ed0811a45ef13a31205fef", kill_on_drop: false }`
[INFO] [stdout] 1851da8b68aba0ac82bfb22d699fbdadcbf57f68c7ed0811a45ef13a31205fef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 67b75964374d966cb8dbd5eaaecf2f908141b50bf256947dca269075179fa5d0
[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" "67b75964374d966cb8dbd5eaaecf2f908141b50bf256947dca269075179fa5d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling csv-core v0.1.6
[INFO] [stderr]    Compiling tinytemplate v1.0.3
[INFO] [stderr]    Compiling rand_os v0.2.2
[INFO] [stderr]    Compiling rand_xoshiro v0.3.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> src/global.rs:18:60
[INFO] [stdout]    |
[INFO] [stdout] 18 |     static ref VIPERUS: Arc::<Mutex::<Viperus<'static>>> = { Arc::new(Mutex::new(Viperus::new())) };
[INFO] [stdout]    |                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling regex-automata v0.1.8
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling crossbeam-deque v0.7.2
[INFO] [stderr]    Compiling bstr v0.2.9
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling criterion-plot v0.4.0
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling csv v1.1.2
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling criterion v0.3.0
[INFO] [stderr]    Compiling viperus v0.1.10 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> src/global.rs:18:60
[INFO] [stdout]    |
[INFO] [stdout] 18 |     static ref VIPERUS: Arc::<Mutex::<Viperus<'static>>> = { Arc::new(Mutex::new(Viperus::new())) };
[INFO] [stdout]    |                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 01s
[INFO] running `Command { std: "docker" "inspect" "67b75964374d966cb8dbd5eaaecf2f908141b50bf256947dca269075179fa5d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67b75964374d966cb8dbd5eaaecf2f908141b50bf256947dca269075179fa5d0", kill_on_drop: false }`
[INFO] [stdout] 67b75964374d966cb8dbd5eaaecf2f908141b50bf256947dca269075179fa5d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 53dcc6c82ac508125cb85e6597f62c9ffdbaefd1ea441ae2d8a1e5622d6a96ee
[INFO] running `Command { std: "docker" "start" "-a" "53dcc6c82ac508125cb85e6597f62c9ffdbaefd1ea441ae2d8a1e5622d6a96ee", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/global.rs:18:60
[INFO] [stderr]    |
[INFO] [stderr] 18 |     static ref VIPERUS: Arc::<Mutex::<Viperus<'static>>> = { Arc::new(Mutex::new(Viperus::new())) };
[INFO] [stderr]    |                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/global.rs:18:60
[INFO] [stderr]    |
[INFO] [stderr] 18 |     static ref VIPERUS: Arc::<Mutex::<Viperus<'static>>> = { Arc::new(Mutex::new(Viperus::new())) };
[INFO] [stderr]    |                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/viperus-369b028c7782e50c
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test adapter::tests::adapter_json_load ... ok
[INFO] [stdout] test map::tests::test_map_get_32 ... ok
[INFO] [stdout] test tests::lib_errors ... ok
[INFO] [stdout] test map::map_value::tests::valid_cast_mv2bool ... ok
[INFO] [stdout] test adapter::ayaml::tests::ayaml_basic ... ok
[INFO] [stdout] test adapter::tests::adapter_yaml_load ... ok
[INFO] [stdout] test adapter::tests::adapter_toml_load ... ok
[INFO] [stdout] test map::tests::test_map_add_get ... ok
[INFO] [stdout] test map::map_value::tests::valid_cast_str2mv ... ok
[INFO] [stdout] test tests::lib_works ... ok
[INFO] [stdout] test map::map_value::tests::invalid_cast_refmv2bool ... ok
[INFO] [stdout] test map::map_value::tests::invalid_cast_mv2string ... ok
[INFO] [stdout] test tests::lib_invalid_format ... ok
[INFO] [stdout] test map::map_value::tests::invalid_cast_mv2bool ... ok
[INFO] [stdout] test map::map_value::tests::invalid_cast_mv2i32 ... ok
[INFO] [stdout] test map::tests::invalid_map_get_32 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/global-56c0685e70e53fcb
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_std_env ... ok
[INFO] [stdout] test test_main ... ok
[INFO] [stdout] test test_global ... ok
[INFO] [stdout] test test_adapter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/main-f5b016c95264deb7
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_main ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/watch-402cf78b3fc90d60
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests viperus
[INFO] [stdout] test test_watch ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/global.rs:18:60
[INFO] [stderr]    |
[INFO] [stderr] 18 |     static ref VIPERUS: Arc::<Mutex::<Viperus<'static>>> = { Arc::new(Mutex::new(Viperus::new())) };
[INFO] [stderr]    |                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/map/map_value.rs - map::map_value::ViperusValue (line 6) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "53dcc6c82ac508125cb85e6597f62c9ffdbaefd1ea441ae2d8a1e5622d6a96ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53dcc6c82ac508125cb85e6597f62c9ffdbaefd1ea441ae2d8a1e5622d6a96ee", kill_on_drop: false }`
[INFO] [stdout] 53dcc6c82ac508125cb85e6597f62c9ffdbaefd1ea441ae2d8a1e5622d6a96ee