[INFO] fetching crate eval 0.4.3...
[INFO] testing eval-0.4.3 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate eval 0.4.3 into /workspace/builds/worker-58/source
[INFO] validating manifest of crates.io crate eval 0.4.3 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate eval 0.4.3
[INFO] finished tweaking crates.io crate eval 0.4.3
[INFO] tweaked toml for crates.io crate eval 0.4.3 written to /workspace/builds/worker-58/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--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-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a9ff28844f961e2833137ed9be47d2998e5a3fbf245f64d169e0f072a6fa9457
[INFO] running `Command { std: "docker" "start" "-a" "a9ff28844f961e2833137ed9be47d2998e5a3fbf245f64d169e0f072a6fa9457", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9ff28844f961e2833137ed9be47d2998e5a3fbf245f64d169e0f072a6fa9457", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9ff28844f961e2833137ed9be47d2998e5a3fbf245f64d169e0f072a6fa9457", kill_on_drop: false }`
[INFO] [stdout] a9ff28844f961e2833137ed9be47d2998e5a3fbf245f64d169e0f072a6fa9457
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ebdeec1696692bb8d0e4b59ad5c58cf1f7b121130d76eca8b9ad26ee4cca6e79
[INFO] running `Command { std: "docker" "start" "-a" "ebdeec1696692bb8d0e4b59ad5c58cf1f7b121130d76eca8b9ad26ee4cca6e79", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling eval v0.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/math/mod.rs:7:19
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn add(&self, &Value) -> Result<Value, Error>;
[INFO] [stdout]   |                   ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/math/mod.rs:8:19
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn mul(&self, &Value) -> Result<Value, Error>;
[INFO] [stdout]   |                   ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/math/mod.rs:9:19
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn sub(&self, &Value) -> Result<Value, Error>;
[INFO] [stdout]   |                   ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/math/mod.rs:10:19
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn div(&self, &Value) -> Result<Value, Error>;
[INFO] [stdout]    |                   ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/math/mod.rs:11:19
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn rem(&self, &Value) -> Result<Value, Error>;
[INFO] [stdout]    |                   ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/math/mod.rs:12:18
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn eq(&self, &Value) -> Result<Value, Error>;
[INFO] [stdout]    |                  ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/math/mod.rs:13:18
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn ne(&self, &Value) -> Result<Value, Error>;
[INFO] [stdout]    |                  ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/math/mod.rs:14:18
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn gt(&self, &Value) -> Result<Value, Error>;
[INFO] [stdout]    |                  ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/math/mod.rs:15:18
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn lt(&self, &Value) -> Result<Value, Error>;
[INFO] [stdout]    |                  ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/math/mod.rs:16:18
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn ge(&self, &Value) -> Result<Value, Error>;
[INFO] [stdout]    |                  ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/math/mod.rs:17:18
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn le(&self, &Value) -> Result<Value, Error>;
[INFO] [stdout]    |                  ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/math/mod.rs:18:19
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn and(&self, &Value) -> Result<Value, Error>;
[INFO] [stdout]    |                   ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/math/mod.rs:19:18
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn or(&self, &Value) -> Result<Value, Error>;
[INFO] [stdout]    |                  ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:139:21
[INFO] [stdout]     |
[INFO] [stdout] 139 | type Compiled = Box<Fn(&[Context], &Functions) -> Result<Value, Error>>;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 139 - type Compiled = Box<Fn(&[Context], &Functions) -> Result<Value, Error>>;
[INFO] [stdout] 139 + type Compiled = Box<dyn Fn(&[Context], &Functions) -> Result<Value, Error>>;
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/function/mod.rs:14:23
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub compiled: Box<Fn(Vec<Value>) -> Result<Value, Error> + Sync + Send>,
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 14 -     pub compiled: Box<Fn(Vec<Value>) -> Result<Value, Error> + Sync + Send>,
[INFO] [stdout] 14 +     pub compiled: Box<dyn Fn(Vec<Value>) -> Result<Value, Error> + Sync + Send>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.03s
[INFO] running `Command { std: "docker" "inspect" "ebdeec1696692bb8d0e4b59ad5c58cf1f7b121130d76eca8b9ad26ee4cca6e79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebdeec1696692bb8d0e4b59ad5c58cf1f7b121130d76eca8b9ad26ee4cca6e79", kill_on_drop: false }`
[INFO] [stdout] ebdeec1696692bb8d0e4b59ad5c58cf1f7b121130d76eca8b9ad26ee4cca6e79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9bbc3380048987534ac83e3b2ca3fdfdfa5905343986c1afee0086e0ace2580f
[INFO] running `Command { std: "docker" "start" "-a" "9bbc3380048987534ac83e3b2ca3fdfdfa5905343986c1afee0086e0ace2580f", kill_on_drop: false }`
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/math/mod.rs:7:19
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn add(&self, &Value) -> Result<Value, Error>;
[INFO] [stdout]   |                   ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/math/mod.rs:8:19
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn mul(&self, &Value) -> Result<Value, Error>;
[INFO] [stdout]   |                   ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/math/mod.rs:9:19
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn sub(&self, &Value) -> Result<Value, Error>;
[INFO] [stdout]   |                   ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/math/mod.rs:10:19
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn div(&self, &Value) -> Result<Value, Error>;
[INFO] [stdout]    |                   ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/math/mod.rs:11:19
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn rem(&self, &Value) -> Result<Value, Error>;
[INFO] [stdout]    |                   ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/math/mod.rs:12:18
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn eq(&self, &Value) -> Result<Value, Error>;
[INFO] [stdout]    |                  ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/math/mod.rs:13:18
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn ne(&self, &Value) -> Result<Value, Error>;
[INFO] [stdout]    |                  ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/math/mod.rs:14:18
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn gt(&self, &Value) -> Result<Value, Error>;
[INFO] [stdout]    |                  ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/math/mod.rs:15:18
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn lt(&self, &Value) -> Result<Value, Error>;
[INFO] [stdout]    |                  ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/math/mod.rs:16:18
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn ge(&self, &Value) -> Result<Value, Error>;
[INFO] [stdout]    |                  ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/math/mod.rs:17:18
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn le(&self, &Value) -> Result<Value, Error>;
[INFO] [stdout]    |                  ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/math/mod.rs:18:19
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn and(&self, &Value) -> Result<Value, Error>;
[INFO] [stdout]    |                   ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling eval v0.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/math/mod.rs:19:18
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn or(&self, &Value) -> Result<Value, Error>;
[INFO] [stdout]    |                  ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:139:21
[INFO] [stdout]     |
[INFO] [stdout] 139 | type Compiled = Box<Fn(&[Context], &Functions) -> Result<Value, Error>>;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 139 - type Compiled = Box<Fn(&[Context], &Functions) -> Result<Value, Error>>;
[INFO] [stdout] 139 + type Compiled = Box<dyn Fn(&[Context], &Functions) -> Result<Value, Error>>;
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/function/mod.rs:14:23
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub compiled: Box<Fn(Vec<Value>) -> Result<Value, Error> + Sync + Send>,
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 14 -     pub compiled: Box<Fn(Vec<Value>) -> Result<Value, Error> + Sync + Send>,
[INFO] [stdout] 14 +     pub compiled: Box<dyn Fn(Vec<Value>) -> Result<Value, Error> + Sync + Send>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/math/mod.rs:7:19
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn add(&self, &Value) -> Result<Value, Error>;
[INFO] [stdout]   |                   ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/math/mod.rs:8:19
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn mul(&self, &Value) -> Result<Value, Error>;
[INFO] [stdout]   |                   ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/math/mod.rs:9:19
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn sub(&self, &Value) -> Result<Value, Error>;
[INFO] [stdout]   |                   ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/math/mod.rs:10:19
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn div(&self, &Value) -> Result<Value, Error>;
[INFO] [stdout]    |                   ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/math/mod.rs:11:19
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn rem(&self, &Value) -> Result<Value, Error>;
[INFO] [stdout]    |                   ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/math/mod.rs:12:18
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn eq(&self, &Value) -> Result<Value, Error>;
[INFO] [stdout]    |                  ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/math/mod.rs:13:18
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn ne(&self, &Value) -> Result<Value, Error>;
[INFO] [stdout]    |                  ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/math/mod.rs:14:18
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn gt(&self, &Value) -> Result<Value, Error>;
[INFO] [stdout]    |                  ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/math/mod.rs:15:18
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn lt(&self, &Value) -> Result<Value, Error>;
[INFO] [stdout]    |                  ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/math/mod.rs:16:18
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn ge(&self, &Value) -> Result<Value, Error>;
[INFO] [stdout]    |                  ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/math/mod.rs:17:18
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn le(&self, &Value) -> Result<Value, Error>;
[INFO] [stdout]    |                  ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/math/mod.rs:18:19
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn and(&self, &Value) -> Result<Value, Error>;
[INFO] [stdout]    |                   ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/math/mod.rs:19:18
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn or(&self, &Value) -> Result<Value, Error>;
[INFO] [stdout]    |                  ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:139:21
[INFO] [stdout]     |
[INFO] [stdout] 139 | type Compiled = Box<Fn(&[Context], &Functions) -> Result<Value, Error>>;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 139 - type Compiled = Box<Fn(&[Context], &Functions) -> Result<Value, Error>>;
[INFO] [stdout] 139 + type Compiled = Box<dyn Fn(&[Context], &Functions) -> Result<Value, Error>>;
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/function/mod.rs:14:23
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub compiled: Box<Fn(Vec<Value>) -> Result<Value, Error> + Sync + Send>,
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 14 -     pub compiled: Box<Fn(Vec<Value>) -> Result<Value, Error> + Sync + Send>,
[INFO] [stdout] 14 +     pub compiled: Box<dyn Fn(Vec<Value>) -> Result<Value, Error> + Sync + Send>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.87s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/eval-84cf7d22fc318f58)
[INFO] running `Command { std: "docker" "inspect" "9bbc3380048987534ac83e3b2ca3fdfdfa5905343986c1afee0086e0ace2580f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bbc3380048987534ac83e3b2ca3fdfdfa5905343986c1afee0086e0ace2580f", kill_on_drop: false }`
[INFO] [stdout] 9bbc3380048987534ac83e3b2ca3fdfdfa5905343986c1afee0086e0ace2580f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c56bb1020e9accdeece54821b37a1aa2772f0951edf69529f19014c5addfac05
[INFO] running `Command { std: "docker" "start" "-a" "c56bb1020e9accdeece54821b37a1aa2772f0951edf69529f19014c5addfac05", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]  --> src/math/mod.rs:7:19
[INFO] [stderr]   |
[INFO] [stderr] 7 |     fn add(&self, &Value) -> Result<Value, Error>;
[INFO] [stderr]   |                   ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stderr]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]  --> src/math/mod.rs:8:19
[INFO] [stderr]   |
[INFO] [stderr] 8 |     fn mul(&self, &Value) -> Result<Value, Error>;
[INFO] [stderr]   |                   ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]  --> src/math/mod.rs:9:19
[INFO] [stderr]   |
[INFO] [stderr] 9 |     fn sub(&self, &Value) -> Result<Value, Error>;
[INFO] [stderr]   |                   ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]   --> src/math/mod.rs:10:19
[INFO] [stderr]    |
[INFO] [stderr] 10 |     fn div(&self, &Value) -> Result<Value, Error>;
[INFO] [stderr]    |                   ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]   --> src/math/mod.rs:11:19
[INFO] [stderr]    |
[INFO] [stderr] 11 |     fn rem(&self, &Value) -> Result<Value, Error>;
[INFO] [stderr]    |                   ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]   --> src/math/mod.rs:12:18
[INFO] [stderr]    |
[INFO] [stderr] 12 |     fn eq(&self, &Value) -> Result<Value, Error>;
[INFO] [stderr]    |                  ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]   --> src/math/mod.rs:13:18
[INFO] [stderr]    |
[INFO] [stderr] 13 |     fn ne(&self, &Value) -> Result<Value, Error>;
[INFO] [stderr]    |                  ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]   --> src/math/mod.rs:14:18
[INFO] [stderr]    |
[INFO] [stderr] 14 |     fn gt(&self, &Value) -> Result<Value, Error>;
[INFO] [stderr]    |                  ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]   --> src/math/mod.rs:15:18
[INFO] [stderr]    |
[INFO] [stderr] 15 |     fn lt(&self, &Value) -> Result<Value, Error>;
[INFO] [stderr]    |                  ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]   --> src/math/mod.rs:16:18
[INFO] [stderr]    |
[INFO] [stderr] 16 |     fn ge(&self, &Value) -> Result<Value, Error>;
[INFO] [stderr]    |                  ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]   --> src/math/mod.rs:17:18
[INFO] [stderr]    |
[INFO] [stderr] 17 |     fn le(&self, &Value) -> Result<Value, Error>;
[INFO] [stderr]    |                  ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]   --> src/math/mod.rs:18:19
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn and(&self, &Value) -> Result<Value, Error>;
[INFO] [stderr]    |                   ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]   --> src/math/mod.rs:19:18
[INFO] [stderr]    |
[INFO] [stderr] 19 |     fn or(&self, &Value) -> Result<Value, Error>;
[INFO] [stderr]    |                  ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Value`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:139:21
[INFO] [stderr]     |
[INFO] [stderr] 139 | type Compiled = Box<Fn(&[Context], &Functions) -> Result<Value, Error>>;
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 139 - type Compiled = Box<Fn(&[Context], &Functions) -> Result<Value, Error>>;
[INFO] [stderr] 139 + type Compiled = Box<dyn Fn(&[Context], &Functions) -> Result<Value, Error>>;
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/function/mod.rs:14:23
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub compiled: Box<Fn(Vec<Value>) -> Result<Value, Error> + Sync + Send>,
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 14 -     pub compiled: Box<Fn(Vec<Value>) -> Result<Value, Error> + Sync + Send>,
[INFO] [stderr] 14 +     pub compiled: Box<dyn Fn(Vec<Value>) -> Result<Value, Error> + Sync + Send>,
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: `eval` (lib) generated 15 warnings
[INFO] [stderr] warning: `eval` (lib test) generated 15 warnings (15 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/eval-84cf7d22fc318f58)
[INFO] [stdout] 
[INFO] [stdout] running 65 tests
[INFO] [stdout] test tests::test_brackets_div ... ok
[INFO] [stdout] test tests::test_custom_function ... ok
[INFO] [stdout] test tests::test_and_2 ... ok
[INFO] [stdout] test tests::test_builtin_is_empty ... ok
[INFO] [stdout] test tests::test_equal ... ok
[INFO] [stdout] test tests::test_brackets_2 ... ok
[INFO] [stdout] test tests::test_deep_brackets ... ok
[INFO] [stdout] test tests::test_double_and_single_quote ... ok
[INFO] [stdout] test tests::test_error_comma ... ok
[INFO] [stdout] test tests::test_error_duplicate_value ... ok
[INFO] [stdout] test tests::test_error_start_with_non_value_operator ... ok
[INFO] [stdout] test tests::test_builtin_min ... ok
[INFO] [stdout] test tests::test_add ... ok
[INFO] [stdout] test tests::test_error_duplicate_operator ... ok
[INFO] [stdout] test tests::test_brackets_float_mul ... ok
[INFO] [stdout] test tests::test_brackets_1 ... ok
[INFO] [stdout] test tests::test_brackets_add ... ok
[INFO] [stdout] test tests::test_le ... ok
[INFO] [stdout] test tests::test_error_unpaired_brackets ... ok
[INFO] [stdout] test tests::test_error_brackets_not_with_function ... ok
[INFO] [stdout] test tests::test_greater_and_less ... ok
[INFO] [stdout] test tests::test_brackets_float_add ... ok
[INFO] [stdout] test tests::test_greater_than ... ok
[INFO] [stdout] test tests::test_ge ... ok
[INFO] [stdout] test tests::test_array ... ok
[INFO] [stdout] test tests::test_and_3 ... ok
[INFO] [stdout] test tests::test_and_1 ... ok
[INFO] [stdout] test tests::test_eval_issue_2 ... ok
[INFO] [stdout] test tests::test_array_access ... ok
[INFO] [stderr]    Doc-tests eval
[INFO] [stdout] test tests::test_brackets_sub ... ok
[INFO] [stdout] test tests::test_len_array ... ok
[INFO] [stdout] test tests::test_len_object ... ok
[INFO] [stdout] test tests::test_len_string ... ok
[INFO] [stdout] test tests::test_less_than ... ok
[INFO] [stdout] test tests::test_max ... ok
[INFO] [stdout] test tests::test_min ... ok
[INFO] [stdout] test tests::test_max_brackets ... ok
[INFO] [stdout] test tests::test_min_and_mul ... ok
[INFO] [stdout] test tests::test_max_and_mul ... ok
[INFO] [stdout] test tests::test_min_brackets ... ok
[INFO] [stdout] test tests::test_multiple_equal ... ok
[INFO] [stdout] test tests::test_multiple_not_equal ... ok
[INFO] [stdout] test tests::test_not ... ok
[INFO] [stdout] test tests::test_not_and_brackets ... ok
[INFO] [stdout] test tests::test_not_equal ... ok
[INFO] [stdout] test tests::test_object_access ... ok
[INFO] [stdout] test tests::test_or_1 ... ok
[INFO] [stdout] test tests::test_object_dynamic_access_2 ... ok
[INFO] [stdout] test tests::test_null_and_number ... ok
[INFO] [stdout] test tests::test_object_dynamic_access ... ok
[INFO] [stdout] test tests::test_or_3 ... ok
[INFO] [stdout] test tests::test_quotes ... ok
[INFO] [stdout] test tests::test_path ... ok
[INFO] [stdout] test tests::test_or_2 ... ok
[INFO] [stdout] test tests::test_or_4 ... ok
[INFO] [stdout] test tests::test_range ... ok
[INFO] [stdout] test tests::test_range_and_min ... ok
[INFO] [stdout] test tests::test_rem_1 ... ok
[INFO] [stdout] test tests::test_rem_3 ... ok
[INFO] [stdout] test tests::test_rem_2 ... ok
[INFO] [stdout] test tests::test_single_quote ... ok
[INFO] [stdout] test tests::test_rem_4 ... ok
[INFO] [stdout] test tests::test_single_and_double_quote ... ok
[INFO] [stdout] test tests::test_string_add ... ok
[INFO] [stdout] test tests::test_useless_brackets ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 65 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - (line 35) ... ok
[INFO] [stdout] test src/lib.rs - (line 12) ... ok
[INFO] [stdout] test src/lib.rs - (line 50) ... ok
[INFO] [stdout] test src/lib.rs - (line 69) ... ok
[INFO] [stdout] test src/lib.rs - (line 23) ... ok
[INFO] [stdout] test src/lib.rs - (line 61) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.96s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c56bb1020e9accdeece54821b37a1aa2772f0951edf69529f19014c5addfac05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c56bb1020e9accdeece54821b37a1aa2772f0951edf69529f19014c5addfac05", kill_on_drop: false }`
[INFO] [stdout] c56bb1020e9accdeece54821b37a1aa2772f0951edf69529f19014c5addfac05