[INFO] updating cached repository https://github.com/Craig-Macomber/exist
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 139a0bf6d1efdafdc8d4226edc21b6f8a99808eb
[INFO] testing Craig-Macomber/exist against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCraig-Macomber%2Fexist" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Craig-Macomber/exist on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Craig-Macomber/exist
[INFO] finished tweaking git repo https://github.com/Craig-Macomber/exist
[INFO] tweaked toml for git repo https://github.com/Craig-Macomber/exist written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Craig-Macomber/exist already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] eba39eab9700dae4afc67ad8616f90d955df650cc1866ca191140dea77c354a8
[INFO] running `"docker" "start" "-a" "eba39eab9700dae4afc67ad8616f90d955df650cc1866ca191140dea77c354a8"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling serde v1.0.83
[INFO] [stderr]    Compiling byteorder v1.2.7
[INFO] [stderr]    Compiling byte-tools v0.3.0
[INFO] [stderr]    Compiling opaque-debug v0.2.1
[INFO] [stderr]    Compiling half v1.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.83
[INFO] [stderr]    Compiling generic-array v0.12.0
[INFO] [stderr]    Compiling digest v0.8.0
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling blake2 v0.8.0
[INFO] [stderr]    Compiling serde_json v1.0.34
[INFO] [stderr]    Compiling bincode v1.0.1
[INFO] [stderr]    Compiling serde_cbor v0.9.0
[INFO] [stderr]    Compiling exist v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: ambiguous associated item
[INFO] [stderr]   --> src/data_models/leaf_tree.rs:34:37
[INFO] [stderr]    |
[INFO] [stderr] 34 |         fn visit<V: Visitor<Value = Self::Value>>(&self, v: &mut V) {
[INFO] [stderr]    |                                     ^^^^^^^^^^^ help: use fully-qualified syntax: `<data_models::leaf_tree::concrete::Concrete<Value> as View>::Value`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ambiguous_associated_items)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #57644 <https://github.com/rust-lang/rust/issues/57644>
[INFO] [stderr] note: `Value` could refer to the variant defined here
[INFO] [stderr]   --> src/data_models/leaf_tree.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 |         Value(V),
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] note: `Value` could also refer to the associated type defined here
[INFO] [stderr]   --> src/data_models/mod.rs:14:15
[INFO] [stderr]    |
[INFO] [stderr] 14 |             $(type $Items;)*
[INFO] [stderr]    |               ^^^^^^^^^^^^
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/data_models/leaf_tree.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr] 7  | Visitable!(View, Visitor, Value);
[INFO] [stderr]    | --------------------------------- in this macro invocation
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `BYTE_PATTERN_TEMPLATE_MARKER`
[INFO] [stderr]   --> src/prefix_encoding.rs:80:1
[INFO] [stderr]    |
[INFO] [stderr] 80 | const BYTE_PATTERN_TEMPLATE_MARKER: u8 = 2;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `TREE_TEMPLATE_MARKER`
[INFO] [stderr]   --> src/prefix_encoding.rs:95:1
[INFO] [stderr]    |
[INFO] [stderr] 95 | const TREE_TEMPLATE_MARKER: u8 = 3;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `TEMPLATE_USE_SEQUENCE_MARKER`
[INFO] [stderr]    --> src/prefix_encoding.rs:112:1
[INFO] [stderr]     |
[INFO] [stderr] 112 | const TEMPLATE_USE_SEQUENCE_MARKER: u8 = 5;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Shape`
[INFO] [stderr]    --> src/prefix_encoding.rs:176:8
[INFO] [stderr]     |
[INFO] [stderr] 176 | struct Shape {
[INFO] [stderr]     |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_shape`
[INFO] [stderr]    --> src/prefix_encoding.rs:180:4
[INFO] [stderr]     |
[INFO] [stderr] 180 | fn get_shape<TView: View<Value = u8>>(view: TView) -> Shape {
[INFO] [stderr]     |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `ShapeState`
[INFO] [stderr]    --> src/prefix_encoding.rs:204:8
[INFO] [stderr]     |
[INFO] [stderr] 204 | struct ShapeState {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `size`
[INFO] [stderr]  --> src/leaf_tree_template.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     size: u32,
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `offset`
[INFO] [stderr]   --> src/leaf_tree_template.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     offset: u32,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: ambiguous associated item
[INFO] [stderr]   --> src/data_models/leaf_tree.rs:34:37
[INFO] [stderr]    |
[INFO] [stderr] 34 |         fn visit<V: Visitor<Value = Self::Value>>(&self, v: &mut V) {
[INFO] [stderr]    |                                     ^^^^^^^^^^^ help: use fully-qualified syntax: `<data_models::leaf_tree::concrete::Concrete<Value> as View>::Value`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #57644 <https://github.com/rust-lang/rust/issues/57644>
[INFO] [stderr] note: `Value` could refer to the variant defined here
[INFO] [stderr]   --> src/data_models/leaf_tree.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 |         Value(V),
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] note: `Value` could also refer to the associated type defined here
[INFO] [stderr]   --> src/data_models/mod.rs:14:15
[INFO] [stderr]    |
[INFO] [stderr] 14 |             $(type $Items;)*
[INFO] [stderr]    |               ^^^^^^^^^^^^
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/data_models/leaf_tree.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr] 7  | Visitable!(View, Visitor, Value);
[INFO] [stderr]    | --------------------------------- in this macro invocation
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.35s
[INFO] running `"docker" "inspect" "eba39eab9700dae4afc67ad8616f90d955df650cc1866ca191140dea77c354a8"`
[INFO] running `"docker" "rm" "-f" "eba39eab9700dae4afc67ad8616f90d955df650cc1866ca191140dea77c354a8"`
[INFO] [stdout] eba39eab9700dae4afc67ad8616f90d955df650cc1866ca191140dea77c354a8
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6bc2527edf832f0ae02125227d5ca3d18ee24f60a8616669134ddcbd9459ea72
[INFO] running `"docker" "start" "-a" "6bc2527edf832f0ae02125227d5ca3d18ee24f60a8616669134ddcbd9459ea72"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling exist v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: ambiguous associated item
[INFO] [stderr]   --> src/data_models/leaf_tree.rs:34:37
[INFO] [stderr]    |
[INFO] [stderr] 34 |         fn visit<V: Visitor<Value = Self::Value>>(&self, v: &mut V) {
[INFO] [stderr]    |                                     ^^^^^^^^^^^ help: use fully-qualified syntax: `<data_models::leaf_tree::concrete::Concrete<Value> as View>::Value`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ambiguous_associated_items)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #57644 <https://github.com/rust-lang/rust/issues/57644>
[INFO] [stderr] note: `Value` could refer to the variant defined here
[INFO] [stderr]   --> src/data_models/leaf_tree.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 |         Value(V),
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] note: `Value` could also refer to the associated type defined here
[INFO] [stderr]   --> src/data_models/mod.rs:14:15
[INFO] [stderr]    |
[INFO] [stderr] 14 |             $(type $Items;)*
[INFO] [stderr]    |               ^^^^^^^^^^^^
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/data_models/leaf_tree.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr] 7  | Visitable!(View, Visitor, Value);
[INFO] [stderr]    | --------------------------------- in this macro invocation
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `BYTE_PATTERN_TEMPLATE_MARKER`
[INFO] [stderr]   --> src/prefix_encoding.rs:80:1
[INFO] [stderr]    |
[INFO] [stderr] 80 | const BYTE_PATTERN_TEMPLATE_MARKER: u8 = 2;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `TREE_TEMPLATE_MARKER`
[INFO] [stderr]   --> src/prefix_encoding.rs:95:1
[INFO] [stderr]    |
[INFO] [stderr] 95 | const TREE_TEMPLATE_MARKER: u8 = 3;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `TEMPLATE_USE_SEQUENCE_MARKER`
[INFO] [stderr]    --> src/prefix_encoding.rs:112:1
[INFO] [stderr]     |
[INFO] [stderr] 112 | const TEMPLATE_USE_SEQUENCE_MARKER: u8 = 5;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Shape`
[INFO] [stderr]    --> src/prefix_encoding.rs:176:8
[INFO] [stderr]     |
[INFO] [stderr] 176 | struct Shape {
[INFO] [stderr]     |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_shape`
[INFO] [stderr]    --> src/prefix_encoding.rs:180:4
[INFO] [stderr]     |
[INFO] [stderr] 180 | fn get_shape<TView: View<Value = u8>>(view: TView) -> Shape {
[INFO] [stderr]     |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `ShapeState`
[INFO] [stderr]    --> src/prefix_encoding.rs:204:8
[INFO] [stderr]     |
[INFO] [stderr] 204 | struct ShapeState {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `size`
[INFO] [stderr]  --> src/leaf_tree_template.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     size: u32,
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `offset`
[INFO] [stderr]   --> src/leaf_tree_template.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     offset: u32,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: ambiguous associated item
[INFO] [stderr]   --> src/data_models/leaf_tree.rs:34:37
[INFO] [stderr]    |
[INFO] [stderr] 34 |         fn visit<V: Visitor<Value = Self::Value>>(&self, v: &mut V) {
[INFO] [stderr]    |                                     ^^^^^^^^^^^ help: use fully-qualified syntax: `<data_models::leaf_tree::concrete::Concrete<Value> as View>::Value`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #57644 <https://github.com/rust-lang/rust/issues/57644>
[INFO] [stderr] note: `Value` could refer to the variant defined here
[INFO] [stderr]   --> src/data_models/leaf_tree.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 |         Value(V),
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] note: `Value` could also refer to the associated type defined here
[INFO] [stderr]   --> src/data_models/mod.rs:14:15
[INFO] [stderr]    |
[INFO] [stderr] 14 |             $(type $Items;)*
[INFO] [stderr]    |               ^^^^^^^^^^^^
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/data_models/leaf_tree.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr] 7  | Visitable!(View, Visitor, Value);
[INFO] [stderr]    | --------------------------------- in this macro invocation
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.31s
[INFO] running `"docker" "inspect" "6bc2527edf832f0ae02125227d5ca3d18ee24f60a8616669134ddcbd9459ea72"`
[INFO] running `"docker" "rm" "-f" "6bc2527edf832f0ae02125227d5ca3d18ee24f60a8616669134ddcbd9459ea72"`
[INFO] [stdout] 6bc2527edf832f0ae02125227d5ca3d18ee24f60a8616669134ddcbd9459ea72
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4875e93914d9c46c1a10e5ac0763d49c764d1bfb89c69b7446a2dbdeb8a1b932
[INFO] running `"docker" "start" "-a" "4875e93914d9c46c1a10e5ac0763d49c764d1bfb89c69b7446a2dbdeb8a1b932"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: ambiguous associated item
[INFO] [stderr]   --> src/data_models/leaf_tree.rs:34:37
[INFO] [stderr]    |
[INFO] [stderr] 34 |         fn visit<V: Visitor<Value = Self::Value>>(&self, v: &mut V) {
[INFO] [stderr]    |                                     ^^^^^^^^^^^ help: use fully-qualified syntax: `<data_models::leaf_tree::concrete::Concrete<Value> as View>::Value`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ambiguous_associated_items)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #57644 <https://github.com/rust-lang/rust/issues/57644>
[INFO] [stderr] note: `Value` could refer to the variant defined here
[INFO] [stderr]   --> src/data_models/leaf_tree.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 |         Value(V),
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] note: `Value` could also refer to the associated type defined here
[INFO] [stderr]   --> src/data_models/mod.rs:14:15
[INFO] [stderr]    |
[INFO] [stderr] 14 |             $(type $Items;)*
[INFO] [stderr]    |               ^^^^^^^^^^^^
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/data_models/leaf_tree.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr] 7  | Visitable!(View, Visitor, Value);
[INFO] [stderr]    | --------------------------------- in this macro invocation
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `BYTE_PATTERN_TEMPLATE_MARKER`
[INFO] [stderr]   --> src/prefix_encoding.rs:80:1
[INFO] [stderr]    |
[INFO] [stderr] 80 | const BYTE_PATTERN_TEMPLATE_MARKER: u8 = 2;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `TREE_TEMPLATE_MARKER`
[INFO] [stderr]   --> src/prefix_encoding.rs:95:1
[INFO] [stderr]    |
[INFO] [stderr] 95 | const TREE_TEMPLATE_MARKER: u8 = 3;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `TEMPLATE_USE_SEQUENCE_MARKER`
[INFO] [stderr]    --> src/prefix_encoding.rs:112:1
[INFO] [stderr]     |
[INFO] [stderr] 112 | const TEMPLATE_USE_SEQUENCE_MARKER: u8 = 5;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Shape`
[INFO] [stderr]    --> src/prefix_encoding.rs:176:8
[INFO] [stderr]     |
[INFO] [stderr] 176 | struct Shape {
[INFO] [stderr]     |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_shape`
[INFO] [stderr]    --> src/prefix_encoding.rs:180:4
[INFO] [stderr]     |
[INFO] [stderr] 180 | fn get_shape<TView: View<Value = u8>>(view: TView) -> Shape {
[INFO] [stderr]     |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `ShapeState`
[INFO] [stderr]    --> src/prefix_encoding.rs:204:8
[INFO] [stderr]     |
[INFO] [stderr] 204 | struct ShapeState {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `size`
[INFO] [stderr]  --> src/leaf_tree_template.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     size: u32,
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `offset`
[INFO] [stderr]   --> src/leaf_tree_template.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     offset: u32,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: ambiguous associated item
[INFO] [stderr]   --> src/data_models/leaf_tree.rs:34:37
[INFO] [stderr]    |
[INFO] [stderr] 34 |         fn visit<V: Visitor<Value = Self::Value>>(&self, v: &mut V) {
[INFO] [stderr]    |                                     ^^^^^^^^^^^ help: use fully-qualified syntax: `<data_models::leaf_tree::concrete::Concrete<Value> as View>::Value`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #57644 <https://github.com/rust-lang/rust/issues/57644>
[INFO] [stderr] note: `Value` could refer to the variant defined here
[INFO] [stderr]   --> src/data_models/leaf_tree.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 |         Value(V),
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] note: `Value` could also refer to the associated type defined here
[INFO] [stderr]   --> src/data_models/mod.rs:14:15
[INFO] [stderr]    |
[INFO] [stderr] 14 |             $(type $Items;)*
[INFO] [stderr]    |               ^^^^^^^^^^^^
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/data_models/leaf_tree.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr] 7  | Visitable!(View, Visitor, Value);
[INFO] [stderr]    | --------------------------------- in this macro invocation
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/exist-31c505a03e2f1c06
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test data_models::typed_value_tree::concrete::tests::test_view_to_concrete ... ok
[INFO] [stdout] test tests::encode_empty ... ok
[INFO] [stdout] test tests::encode_list ... ok
[INFO] [stdout] test tests::encode_list2 ... ok
[INFO] [stdout] test tests::encode_list_dup ... ok
[INFO] [stdout] test tests::encode_list_dup2 ... ok
[INFO] [stdout] test tests::encode_value ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "4875e93914d9c46c1a10e5ac0763d49c764d1bfb89c69b7446a2dbdeb8a1b932"`
[INFO] running `"docker" "rm" "-f" "4875e93914d9c46c1a10e5ac0763d49c764d1bfb89c69b7446a2dbdeb8a1b932"`
[INFO] [stdout] 4875e93914d9c46c1a10e5ac0763d49c764d1bfb89c69b7446a2dbdeb8a1b932