[INFO] fetching crate cw-storage-plus 0.4.0...
[INFO] testing cw-storage-plus-0.4.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate cw-storage-plus 0.4.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate cw-storage-plus 0.4.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cw-storage-plus 0.4.0
[INFO] finished tweaking crates.io crate cw-storage-plus 0.4.0
[INFO] tweaked toml for crates.io crate cw-storage-plus 0.4.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 728b18fa1eb1d4d2f28f4ceb4d50e03bb7bd1707de168971f2e431af089fdbed
[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" "728b18fa1eb1d4d2f28f4ceb4d50e03bb7bd1707de168971f2e431af089fdbed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "728b18fa1eb1d4d2f28f4ceb4d50e03bb7bd1707de168971f2e431af089fdbed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "728b18fa1eb1d4d2f28f4ceb4d50e03bb7bd1707de168971f2e431af089fdbed", kill_on_drop: false }`
[INFO] [stdout] 728b18fa1eb1d4d2f28f4ceb4d50e03bb7bd1707de168971f2e431af089fdbed
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 793cafbd80049001d92d7c3f4decf372e6f290e4cd8f8dd78f47ae1eb612174d
[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" "793cafbd80049001d92d7c3f4decf372e6f290e4cd8f8dd78f47ae1eb612174d", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive_internals v0.25.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling schemars_derive v0.7.6
[INFO] [stderr]    Compiling thiserror v1.0.23
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling serde-json-wasm v0.2.1
[INFO] [stderr]    Compiling schemars v0.7.6
[INFO] [stderr]    Compiling cosmwasm-std v0.12.2
[INFO] [stderr]    Compiling cw-storage-plus v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.09s
[INFO] running `Command { std: "docker" "inspect" "793cafbd80049001d92d7c3f4decf372e6f290e4cd8f8dd78f47ae1eb612174d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "793cafbd80049001d92d7c3f4decf372e6f290e4cd8f8dd78f47ae1eb612174d", kill_on_drop: false }`
[INFO] [stdout] 793cafbd80049001d92d7c3f4decf372e6f290e4cd8f8dd78f47ae1eb612174d
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c00f274f7343604b1a46868dd7d5478dd85ec3927a35223658e11943eea04eee
[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" "c00f274f7343604b1a46868dd7d5478dd85ec3927a35223658e11943eea04eee", kill_on_drop: false }`
[INFO] [stderr]    Compiling cw-storage-plus v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: taking a mutable reference to a `const` item
[INFO] [stdout]    --> src/item.rs:157:22
[INFO] [stdout]     |
[INFO] [stdout] 157 |           let output = CONFIG.update(&mut store, |mut c| -> StdResult<_> {
[INFO] [stdout]     |  ______________________^
[INFO] [stdout] 158 | |             c.max_tokens *= 2;
[INFO] [stdout] 159 | |             Ok(c)
[INFO] [stdout] 160 | |         });
[INFO] [stdout]     | |__________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(const_item_mutation)]` on by default
[INFO] [stdout]     = note: each usage of a `const` item creates a new temporary
[INFO] [stdout]     = note: the mutable reference will refer to this temporary, not the original `const` item
[INFO] [stdout] note: mutable reference created due to call to this method
[INFO] [stdout]    --> src/item.rs:64:5
[INFO] [stdout]     |
[INFO] [stdout] 64  | /     pub fn update<A, E>(&mut self, store: &mut dyn Storage, action: A) -> Result<T, E>
[INFO] [stdout] 65  | |     where
[INFO] [stdout] 66  | |         A: FnOnce(T) -> Result<T, E>,
[INFO] [stdout] 67  | |         E: From<StdError>,
[INFO] [stdout]     | |__________________________^
[INFO] [stdout] note: `const` item defined here
[INFO] [stdout]    --> src/item.rs:91:5
[INFO] [stdout]     |
[INFO] [stdout] 91  |     const CONFIG: Item<Config> = Item::new("config");
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: taking a mutable reference to a `const` item
[INFO] [stdout]    --> src/item.rs:179:9
[INFO] [stdout]     |
[INFO] [stdout] 179 | /         CONFIG
[INFO] [stdout] 180 | |             .update(&mut store, |mut c| -> StdResult<_> {
[INFO] [stdout] 181 | |                 old_max_tokens = c.max_tokens;
[INFO] [stdout] 182 | |                 c.max_tokens *= 2;
[INFO] [stdout] 183 | |                 Ok(c)
[INFO] [stdout] 184 | |             })
[INFO] [stdout]     | |______________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: each usage of a `const` item creates a new temporary
[INFO] [stdout]     = note: the mutable reference will refer to this temporary, not the original `const` item
[INFO] [stdout] note: mutable reference created due to call to this method
[INFO] [stdout]    --> src/item.rs:64:5
[INFO] [stdout]     |
[INFO] [stdout] 64  | /     pub fn update<A, E>(&mut self, store: &mut dyn Storage, action: A) -> Result<T, E>
[INFO] [stdout] 65  | |     where
[INFO] [stdout] 66  | |         A: FnOnce(T) -> Result<T, E>,
[INFO] [stdout] 67  | |         E: From<StdError>,
[INFO] [stdout]     | |__________________________^
[INFO] [stdout] note: `const` item defined here
[INFO] [stdout]    --> src/item.rs:91:5
[INFO] [stdout]     |
[INFO] [stdout] 91  |     const CONFIG: Item<Config> = Item::new("config");
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: taking a mutable reference to a `const` item
[INFO] [stdout]    --> src/item.rs:199:22
[INFO] [stdout]     |
[INFO] [stdout] 199 |         let output = CONFIG.update(&mut store, &|_c| Err(StdError::underflow(4, 7)));
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: each usage of a `const` item creates a new temporary
[INFO] [stdout]     = note: the mutable reference will refer to this temporary, not the original `const` item
[INFO] [stdout] note: mutable reference created due to call to this method
[INFO] [stdout]    --> src/item.rs:64:5
[INFO] [stdout]     |
[INFO] [stdout] 64  | /     pub fn update<A, E>(&mut self, store: &mut dyn Storage, action: A) -> Result<T, E>
[INFO] [stdout] 65  | |     where
[INFO] [stdout] 66  | |         A: FnOnce(T) -> Result<T, E>,
[INFO] [stdout] 67  | |         E: From<StdError>,
[INFO] [stdout]     | |__________________________^
[INFO] [stdout] note: `const` item defined here
[INFO] [stdout]    --> src/item.rs:91:5
[INFO] [stdout]     |
[INFO] [stdout] 91  |     const CONFIG: Item<Config> = Item::new("config");
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: taking a mutable reference to a `const` item
[INFO] [stdout]    --> src/item.rs:229:19
[INFO] [stdout]     |
[INFO] [stdout] 229 |           let res = CONFIG.update(&mut store, |mut c| {
[INFO] [stdout]     |  ___________________^
[INFO] [stdout] 230 | |             if c.max_tokens > 5000 {
[INFO] [stdout] 231 | |                 return Err(MyError::Foo);
[INFO] [stdout] 232 | |             }
[INFO] [stdout] ...   |
[INFO] [stdout] 240 | |             Ok(c)
[INFO] [stdout] 241 | |         });
[INFO] [stdout]     | |__________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: each usage of a `const` item creates a new temporary
[INFO] [stdout]     = note: the mutable reference will refer to this temporary, not the original `const` item
[INFO] [stdout] note: mutable reference created due to call to this method
[INFO] [stdout]    --> src/item.rs:64:5
[INFO] [stdout]     |
[INFO] [stdout] 64  | /     pub fn update<A, E>(&mut self, store: &mut dyn Storage, action: A) -> Result<T, E>
[INFO] [stdout] 65  | |     where
[INFO] [stdout] 66  | |         A: FnOnce(T) -> Result<T, E>,
[INFO] [stdout] 67  | |         E: From<StdError>,
[INFO] [stdout]     | |__________________________^
[INFO] [stdout] note: `const` item defined here
[INFO] [stdout]    --> src/item.rs:91:5
[INFO] [stdout]     |
[INFO] [stdout] 91  |     const CONFIG: Item<Config> = Item::new("config");
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: taking a mutable reference to a `const` item
[INFO] [stdout]    --> src/item.rs:267:22
[INFO] [stdout]     |
[INFO] [stdout] 267 |           let output = CONFIG.update(&mut store, |mut c| -> StdResult<_> {
[INFO] [stdout]     |  ______________________^
[INFO] [stdout] 268 | |             c.max_tokens *= 2;
[INFO] [stdout] 269 | |             Ok(c)
[INFO] [stdout] 270 | |         })?;
[INFO] [stdout]     | |__________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: each usage of a `const` item creates a new temporary
[INFO] [stdout]     = note: the mutable reference will refer to this temporary, not the original `const` item
[INFO] [stdout] note: mutable reference created due to call to this method
[INFO] [stdout]    --> src/item.rs:64:5
[INFO] [stdout]     |
[INFO] [stdout] 64  | /     pub fn update<A, E>(&mut self, store: &mut dyn Storage, action: A) -> Result<T, E>
[INFO] [stdout] 65  | |     where
[INFO] [stdout] 66  | |         A: FnOnce(T) -> Result<T, E>,
[INFO] [stdout] 67  | |         E: From<StdError>,
[INFO] [stdout]     | |__________________________^
[INFO] [stdout] note: `const` item defined here
[INFO] [stdout]    --> src/item.rs:91:5
[INFO] [stdout]     |
[INFO] [stdout] 91  |     const CONFIG: Item<Config> = Item::new("config");
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: taking a mutable reference to a `const` item
[INFO] [stdout]    --> src/item.rs:274:22
[INFO] [stdout]     |
[INFO] [stdout] 274 |           let failed = CONFIG.update(&mut store, |_| -> StdResult<_> {
[INFO] [stdout]     |  ______________________^
[INFO] [stdout] 275 | |             Err(StdError::generic_err("failure mode"))
[INFO] [stdout] 276 | |         });
[INFO] [stdout]     | |__________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: each usage of a `const` item creates a new temporary
[INFO] [stdout]     = note: the mutable reference will refer to this temporary, not the original `const` item
[INFO] [stdout] note: mutable reference created due to call to this method
[INFO] [stdout]    --> src/item.rs:64:5
[INFO] [stdout]     |
[INFO] [stdout] 64  | /     pub fn update<A, E>(&mut self, store: &mut dyn Storage, action: A) -> Result<T, E>
[INFO] [stdout] 65  | |     where
[INFO] [stdout] 66  | |         A: FnOnce(T) -> Result<T, E>,
[INFO] [stdout] 67  | |         E: From<StdError>,
[INFO] [stdout]     | |__________________________^
[INFO] [stdout] note: `const` item defined here
[INFO] [stdout]    --> src/item.rs:91:5
[INFO] [stdout]     |
[INFO] [stdout] 91  |     const CONFIG: Item<Config> = Item::new("config");
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.73s
[INFO] running `Command { std: "docker" "inspect" "c00f274f7343604b1a46868dd7d5478dd85ec3927a35223658e11943eea04eee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c00f274f7343604b1a46868dd7d5478dd85ec3927a35223658e11943eea04eee", kill_on_drop: false }`
[INFO] [stdout] c00f274f7343604b1a46868dd7d5478dd85ec3927a35223658e11943eea04eee
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1559b57d72f2809fd3a1eec9292117ab371655e1c8790380f183a4a3a04edd2c
[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" "1559b57d72f2809fd3a1eec9292117ab371655e1c8790380f183a4a3a04edd2c", kill_on_drop: false }`
[INFO] [stderr] warning: taking a mutable reference to a `const` item
[INFO] [stderr]    --> src/item.rs:157:22
[INFO] [stderr]     |
[INFO] [stderr] 157 |           let output = CONFIG.update(&mut store, |mut c| -> StdResult<_> {
[INFO] [stderr]     |  ______________________^
[INFO] [stderr] 158 | |             c.max_tokens *= 2;
[INFO] [stderr] 159 | |             Ok(c)
[INFO] [stderr] 160 | |         });
[INFO] [stderr]     | |__________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(const_item_mutation)]` on by default
[INFO] [stderr]     = note: each usage of a `const` item creates a new temporary
[INFO] [stderr]     = note: the mutable reference will refer to this temporary, not the original `const` item
[INFO] [stderr] note: mutable reference created due to call to this method
[INFO] [stderr]    --> src/item.rs:64:5
[INFO] [stderr]     |
[INFO] [stderr] 64  | /     pub fn update<A, E>(&mut self, store: &mut dyn Storage, action: A) -> Result<T, E>
[INFO] [stderr] 65  | |     where
[INFO] [stderr] 66  | |         A: FnOnce(T) -> Result<T, E>,
[INFO] [stderr] 67  | |         E: From<StdError>,
[INFO] [stderr]     | |__________________________^
[INFO] [stderr] note: `const` item defined here
[INFO] [stderr]    --> src/item.rs:91:5
[INFO] [stderr]     |
[INFO] [stderr] 91  |     const CONFIG: Item<Config> = Item::new("config");
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: taking a mutable reference to a `const` item
[INFO] [stderr]    --> src/item.rs:179:9
[INFO] [stderr]     |
[INFO] [stderr] 179 | /         CONFIG
[INFO] [stderr] 180 | |             .update(&mut store, |mut c| -> StdResult<_> {
[INFO] [stderr] 181 | |                 old_max_tokens = c.max_tokens;
[INFO] [stderr] 182 | |                 c.max_tokens *= 2;
[INFO] [stderr] 183 | |                 Ok(c)
[INFO] [stderr] 184 | |             })
[INFO] [stderr]     | |______________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: each usage of a `const` item creates a new temporary
[INFO] [stderr]     = note: the mutable reference will refer to this temporary, not the original `const` item
[INFO] [stderr] note: mutable reference created due to call to this method
[INFO] [stderr]    --> src/item.rs:64:5
[INFO] [stderr]     |
[INFO] [stderr] 64  | /     pub fn update<A, E>(&mut self, store: &mut dyn Storage, action: A) -> Result<T, E>
[INFO] [stderr] 65  | |     where
[INFO] [stderr] 66  | |         A: FnOnce(T) -> Result<T, E>,
[INFO] [stderr] 67  | |         E: From<StdError>,
[INFO] [stderr]     | |__________________________^
[INFO] [stderr] note: `const` item defined here
[INFO] [stderr]    --> src/item.rs:91:5
[INFO] [stderr]     |
[INFO] [stderr] 91  |     const CONFIG: Item<Config> = Item::new("config");
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: taking a mutable reference to a `const` item
[INFO] [stdout] running 32 tests
[INFO] [stderr]    --> src/item.rs:199:22
[INFO] [stdout] test helpers::test::may_deserialize_handles_none ... ok
[INFO] [stderr]     |
[INFO] [stdout] test helpers::test::must_deserialize_handles_none ... ok
[INFO] [stderr] 199 |         let output = CONFIG.update(&mut store, &|_c| Err(StdError::underflow(4, 7)));
[INFO] [stdout] test helpers::test::may_deserialize_handles_some ... ok
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] test item::test::remove_works ... ok
[INFO] [stderr]     |
[INFO] [stdout] test helpers::test::must_deserialize_handles_some ... ok
[INFO] [stderr]     = note: each usage of a `const` item creates a new temporary
[INFO] [stderr]     = note: the mutable reference will refer to this temporary, not the original `const` item
[INFO] [stderr] note: mutable reference created due to call to this method
[INFO] [stderr]    --> src/item.rs:64:5
[INFO] [stderr]     |
[INFO] [stderr] 64  | /     pub fn update<A, E>(&mut self, store: &mut dyn Storage, action: A) -> Result<T, E>
[INFO] [stderr] 65  | |     where
[INFO] [stderr] 66  | |         A: FnOnce(T) -> Result<T, E>,
[INFO] [stderr] 67  | |         E: From<StdError>,
[INFO] [stderr]     | |__________________________^
[INFO] [stderr] note: `const` item defined here
[INFO] [stderr]    --> src/item.rs:91:5
[INFO] [stderr]     |
[INFO] [stderr] 91  |     const CONFIG: Item<Config> = Item::new("config");
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: taking a mutable reference to a `const` item
[INFO] [stderr]    --> src/item.rs:229:19
[INFO] [stderr]     |
[INFO] [stderr] 229 |           let res = CONFIG.update(&mut store, |mut c| {
[INFO] [stderr]     |  ___________________^
[INFO] [stderr] 230 | |             if c.max_tokens > 5000 {
[INFO] [stderr] 231 | |                 return Err(MyError::Foo);
[INFO] [stderr] 232 | |             }
[INFO] [stderr] ...   |
[INFO] [stderr] 240 | |             Ok(c)
[INFO] [stderr] 241 | |         });
[INFO] [stderr]     | |__________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: each usage of a `const` item creates a new temporary
[INFO] [stderr]     = note: the mutable reference will refer to this temporary, not the original `const` item
[INFO] [stderr] note: mutable reference created due to call to this method
[INFO] [stderr]    --> src/item.rs:64:5
[INFO] [stderr]     |
[INFO] [stderr] 64  | /     pub fn update<A, E>(&mut self, store: &mut dyn Storage, action: A) -> Result<T, E>
[INFO] [stderr] 65  | |     where
[INFO] [stderr] 66  | |         A: FnOnce(T) -> Result<T, E>,
[INFO] [stderr] 67  | |         E: From<StdError>,
[INFO] [stderr]     | |__________________________^
[INFO] [stderr] note: `const` item defined here
[INFO] [stderr]    --> src/item.rs:91:5
[INFO] [stderr]     |
[INFO] [stderr] 91  |     const CONFIG: Item<Config> = Item::new("config");
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: taking a mutable reference to a `const` item
[INFO] [stderr]    --> src/item.rs:267:22
[INFO] [stderr]     |
[INFO] [stderr] 267 |           let output = CONFIG.update(&mut store, |mut c| -> StdResult<_> {
[INFO] [stderr]     |  ______________________^
[INFO] [stderr] 268 | |             c.max_tokens *= 2;
[INFO] [stderr] 269 | |             Ok(c)
[INFO] [stderr] 270 | |         })?;
[INFO] [stderr]     | |__________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: each usage of a `const` item creates a new temporary
[INFO] [stderr]     = note: the mutable reference will refer to this temporary, not the original `const` item
[INFO] [stderr] note: mutable reference created due to call to this method
[INFO] [stderr]    --> src/item.rs:64:5
[INFO] [stderr]     |
[INFO] [stderr] 64  | /     pub fn update<A, E>(&mut self, store: &mut dyn Storage, action: A) -> Result<T, E>
[INFO] [stderr] 65  | |     where
[INFO] [stderr] 66  | |         A: FnOnce(T) -> Result<T, E>,
[INFO] [stderr] 67  | |         E: From<StdError>,
[INFO] [stderr]     | |__________________________^
[INFO] [stderr] note: `const` item defined here
[INFO] [stderr]    --> src/item.rs:91:5
[INFO] [stderr]     |
[INFO] [stderr] 91  |     const CONFIG: Item<Config> = Item::new("config");
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: taking a mutable reference to a `const` item
[INFO] [stderr]    --> src/item.rs:274:22
[INFO] [stderr]     |
[INFO] [stderr] 274 |           let failed = CONFIG.update(&mut store, |_| -> StdResult<_> {
[INFO] [stderr]     |  ______________________^
[INFO] [stderr] 275 | |             Err(StdError::generic_err("failure mode"))
[INFO] [stderr] 276 | |         });
[INFO] [stderr]     | |__________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: each usage of a `const` item creates a new temporary
[INFO] [stderr]     = note: the mutable reference will refer to this temporary, not the original `const` item
[INFO] [stderr] note: mutable reference created due to call to this method
[INFO] [stderr]    --> src/item.rs:64:5
[INFO] [stderr]     |
[INFO] [stderr] 64  | /     pub fn update<A, E>(&mut self, store: &mut dyn Storage, action: A) -> Result<T, E>
[INFO] [stderr] 65  | |     where
[INFO] [stderr] 66  | |         A: FnOnce(T) -> Result<T, E>,
[INFO] [stderr] 67  | |         E: From<StdError>,
[INFO] [stderr]     | |__________________________^
[INFO] [stderr] note: `const` item defined here
[INFO] [stderr]    --> src/item.rs:91:5
[INFO] [stderr]     |
[INFO] [stderr] 91  |     const CONFIG: Item<Config> = Item::new("config");
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cw_storage_plus-f02cda6966c18230
[INFO] [stdout] test item::test::readme_works ... ok
[INFO] [stdout] test keys::test::composite_int_key ... ok
[INFO] [stdout] test item::test::update_does_not_change_data_on_error ... ok
[INFO] [stdout] test keys::test::nested_composite_keys ... ok
[INFO] [stdout] test item::test::update_can_change_variable_from_outer_scope ... ok
[INFO] [stdout] test keys::test::nested_str_key_works ... ok
[INFO] [stdout] test item::test::update_success ... ok
[INFO] [stdout] test keys::test::parse_joined_keys_int ... ok
[INFO] [stdout] test item::test::update_supports_custom_errors ... ok
[INFO] [stdout] test helpers::test::encode_length_works ... ok
[INFO] [stdout] test keys::test::parse_joined_keys_pk1 ... ok
[INFO] [stdout] test keys::test::parse_joined_keys_pk2 ... ok
[INFO] [stdout] test keys::test::composite_byte_key ... ok
[INFO] [stdout] test keys::test::str_key_works ... ok
[INFO] [stdout] test keys::test::parse_joined_keys_string_int ... ok
[INFO] [stdout] test map::test::basic_update ... ok
[INFO] [stdout] test map::test::create_path ... ok
[INFO] [stdout] test keys::test::u32key_works ... ok
[INFO] [stdout] test keys::test::u64key_works ... ok
[INFO] [stdout] test map::test::composite_keys ... ok
[INFO] [stdout] test item::test::save_and_load ... ok
[INFO] [stdout] test map::test::readme_works ... ok
[INFO] [stdout] test map::test::save_and_load ... ok
[INFO] [stdout] test map::test::readme_works_composite_keys ... ok
[INFO] [stdout] test item::test::isolated_reads ... ok
[INFO] [stdout] test map::test::readme_works_with_path ... ok
[INFO] [stderr]    Doc-tests cw-storage-plus
[INFO] [stdout] test helpers::test::encode_length_panics_for_large_values ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 32 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "1559b57d72f2809fd3a1eec9292117ab371655e1c8790380f183a4a3a04edd2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1559b57d72f2809fd3a1eec9292117ab371655e1c8790380f183a4a3a04edd2c", kill_on_drop: false }`
[INFO] [stdout] 1559b57d72f2809fd3a1eec9292117ab371655e1c8790380f183a4a3a04edd2c