[INFO] fetching crate bo 0.1.4... [INFO] testing bo-0.1.4 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799 [INFO] extracting crate bo 0.1.4 into /workspace/builds/worker-36/source [INFO] validating manifest of crates.io crate bo 0.1.4 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate bo 0.1.4 [INFO] finished tweaking crates.io crate bo 0.1.4 [INFO] tweaked toml for crates.io crate bo 0.1.4 written to /workspace/builds/worker-36/source/Cargo.toml [INFO] crate crates.io crate bo 0.1.4 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 13de2dd852f2c2e022f01750aad4e6914b975a6f5590c452a7896ebaf4af7025 [INFO] running `Command { std: "docker" "start" "-a" "13de2dd852f2c2e022f01750aad4e6914b975a6f5590c452a7896ebaf4af7025", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "13de2dd852f2c2e022f01750aad4e6914b975a6f5590c452a7896ebaf4af7025", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "13de2dd852f2c2e022f01750aad4e6914b975a6f5590c452a7896ebaf4af7025", kill_on_drop: false }` [INFO] [stdout] 13de2dd852f2c2e022f01750aad4e6914b975a6f5590c452a7896ebaf4af7025 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4a7974fa082fa607e627299d60c03a2530e5a7360ff94a0c914c7691243167e1 [INFO] running `Command { std: "docker" "start" "-a" "4a7974fa082fa607e627299d60c03a2530e5a7360ff94a0c914c7691243167e1", kill_on_drop: false }` [INFO] [stderr] Compiling bo v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/stat.rs:4:14 [INFO] [stdout] | [INFO] [stdout] 4 | run: Box (S, A) + 'state>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(S) -> (S, A) + 'state` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/reader.rs:4:14 [INFO] [stdout] | [INFO] [stdout] 4 | run: Box A + 'reader>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&R) -> A + 'reader` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lense.rs:41:25 [INFO] [stdout] | [INFO] [stdout] 41 | fn get(&self, obj: &(Self::Object)) -> Self::Value { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 41 - fn get(&self, obj: &(Self::Object)) -> Self::Value { [INFO] [stdout] 41 + fn get(&self, obj: &Self::Object) -> Self::Value { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/lense.rs:94:9 [INFO] [stdout] | [INFO] [stdout] 94 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: bounds on generic parameters are not enforced in type aliases [INFO] [stdout] --> src/validation.rs:259:27 [INFO] [stdout] | [INFO] [stdout] 259 | pub type ValidationNel = Validation, A>; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(type_alias_bounds)]` on by default [INFO] [stdout] help: the bound will not be checked when the type alias is used, and should be removed [INFO] [stdout] | [INFO] [stdout] 259 - pub type ValidationNel = Validation, A>; [INFO] [stdout] 259 + pub type ValidationNel = Validation, A>; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: bounds on generic parameters are not enforced in type aliases [INFO] [stdout] --> src/validation.rs:259:37 [INFO] [stdout] | [INFO] [stdout] 259 | pub type ValidationNel = Validation, A>; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] help: the bound will not be checked when the type alias is used, and should be removed [INFO] [stdout] | [INFO] [stdout] 259 - pub type ValidationNel = Validation, A>; [INFO] [stdout] 259 + pub type ValidationNel = Validation, A>; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.43s [INFO] running `Command { std: "docker" "inspect" "4a7974fa082fa607e627299d60c03a2530e5a7360ff94a0c914c7691243167e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4a7974fa082fa607e627299d60c03a2530e5a7360ff94a0c914c7691243167e1", kill_on_drop: false }` [INFO] [stdout] 4a7974fa082fa607e627299d60c03a2530e5a7360ff94a0c914c7691243167e1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9365f30069031bc8da1d97c39fdc256a194a0db7bc22b4af2d433039285c6484 [INFO] running `Command { std: "docker" "start" "-a" "9365f30069031bc8da1d97c39fdc256a194a0db7bc22b4af2d433039285c6484", kill_on_drop: false }` [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/stat.rs:4:14 [INFO] [stdout] | [INFO] [stdout] 4 | run: Box (S, A) + 'state>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(S) -> (S, A) + 'state` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/reader.rs:4:14 [INFO] [stdout] | [INFO] [stdout] 4 | run: Box A + 'reader>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&R) -> A + 'reader` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling bo v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lense.rs:41:25 [INFO] [stdout] | [INFO] [stdout] 41 | fn get(&self, obj: &(Self::Object)) -> Self::Value { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 41 - fn get(&self, obj: &(Self::Object)) -> Self::Value { [INFO] [stdout] 41 + fn get(&self, obj: &Self::Object) -> Self::Value { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/lense.rs:94:9 [INFO] [stdout] | [INFO] [stdout] 94 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: bounds on generic parameters are not enforced in type aliases [INFO] [stdout] --> src/validation.rs:259:27 [INFO] [stdout] | [INFO] [stdout] 259 | pub type ValidationNel = Validation, A>; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(type_alias_bounds)]` on by default [INFO] [stdout] help: the bound will not be checked when the type alias is used, and should be removed [INFO] [stdout] | [INFO] [stdout] 259 - pub type ValidationNel = Validation, A>; [INFO] [stdout] 259 + pub type ValidationNel = Validation, A>; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: bounds on generic parameters are not enforced in type aliases [INFO] [stdout] --> src/validation.rs:259:37 [INFO] [stdout] | [INFO] [stdout] 259 | pub type ValidationNel = Validation, A>; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] help: the bound will not be checked when the type alias is used, and should be removed [INFO] [stdout] | [INFO] [stdout] 259 - pub type ValidationNel = Validation, A>; [INFO] [stdout] 259 + pub type ValidationNel = Validation, A>; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/stat.rs:4:14 [INFO] [stdout] | [INFO] [stdout] 4 | run: Box (S, A) + 'state>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(S) -> (S, A) + 'state` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/reader.rs:4:14 [INFO] [stdout] | [INFO] [stdout] 4 | run: Box A + 'reader>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&R) -> A + 'reader` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lense.rs:41:25 [INFO] [stdout] | [INFO] [stdout] 41 | fn get(&self, obj: &(Self::Object)) -> Self::Value { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 41 - fn get(&self, obj: &(Self::Object)) -> Self::Value { [INFO] [stdout] 41 + fn get(&self, obj: &Self::Object) -> Self::Value { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/lib.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `space` [INFO] [stdout] --> examples/reader.rs:20:19 [INFO] [stdout] | [INFO] [stdout] 20 | fn get(&self, space: &str, key: i32) -> i32 { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_space` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `space` [INFO] [stdout] --> examples/reader.rs:32:24 [INFO] [stdout] | [INFO] [stdout] 32 | fn find_all(&self, space: &str, key: i32) -> Vec { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_space` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> examples/reader.rs:32:37 [INFO] [stdout] | [INFO] [stdout] 32 | fn find_all(&self, space: &str, key: i32) -> Vec { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `some_val` [INFO] [stdout] --> examples/reader.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | some_val: i32, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `state` [INFO] [stdout] --> examples/reader.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | state: i32, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `state` [INFO] [stdout] --> examples/reader.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | state: i32, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: bounds on generic parameters are not enforced in type aliases [INFO] [stdout] --> src/validation.rs:259:27 [INFO] [stdout] | [INFO] [stdout] 259 | pub type ValidationNel = Validation, A>; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(type_alias_bounds)]` on by default [INFO] [stdout] help: the bound will not be checked when the type alias is used, and should be removed [INFO] [stdout] | [INFO] [stdout] 259 - pub type ValidationNel = Validation, A>; [INFO] [stdout] 259 + pub type ValidationNel = Validation, A>; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: bounds on generic parameters are not enforced in type aliases [INFO] [stdout] --> src/validation.rs:259:37 [INFO] [stdout] | [INFO] [stdout] 259 | pub type ValidationNel = Validation, A>; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] help: the bound will not be checked when the type alias is used, and should be removed [INFO] [stdout] | [INFO] [stdout] 259 - pub type ValidationNel = Validation, A>; [INFO] [stdout] 259 + pub type ValidationNel = Validation, A>; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.90s [INFO] running `Command { std: "docker" "inspect" "9365f30069031bc8da1d97c39fdc256a194a0db7bc22b4af2d433039285c6484", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9365f30069031bc8da1d97c39fdc256a194a0db7bc22b4af2d433039285c6484", kill_on_drop: false }` [INFO] [stdout] 9365f30069031bc8da1d97c39fdc256a194a0db7bc22b4af2d433039285c6484 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 6cd26718d38c193ab50a7deb66df13a5e6160d764c7eeb313f1ccc4957c49e04 [INFO] running `Command { std: "docker" "start" "-a" "6cd26718d38c193ab50a7deb66df13a5e6160d764c7eeb313f1ccc4957c49e04", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/stat.rs:4:14 [INFO] [stderr] | [INFO] [stderr] 4 | run: Box (S, A) + 'state>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(S) -> (S, A) + 'state` [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 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/reader.rs:4:14 [INFO] [stderr] | [INFO] [stderr] 4 | run: Box A + 'reader>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&R) -> A + 'reader` [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 [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/lense.rs:41:25 [INFO] [stderr] | [INFO] [stderr] 41 | fn get(&self, obj: &(Self::Object)) -> Self::Value { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 41 - fn get(&self, obj: &(Self::Object)) -> Self::Value { [INFO] [stderr] 41 + fn get(&self, obj: &Self::Object) -> Self::Value { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unused import: `super::*` [INFO] [stderr] --> src/lense.rs:94:9 [INFO] [stderr] | [INFO] [stderr] 94 | use super::*; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases [INFO] [stderr] --> src/validation.rs:259:27 [INFO] [stderr] | [INFO] [stderr] 259 | pub type ValidationNel = Validation, A>; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(type_alias_bounds)]` on by default [INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed [INFO] [stderr] | [INFO] [stderr] 259 - pub type ValidationNel = Validation, A>; [INFO] [stderr] 259 + pub type ValidationNel = Validation, A>; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases [INFO] [stderr] --> src/validation.rs:259:37 [INFO] [stderr] | [INFO] [stderr] 259 | pub type ValidationNel = Validation, A>; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed [INFO] [stderr] | [INFO] [stderr] 259 - pub type ValidationNel = Validation, A>; [INFO] [stderr] 259 + pub type ValidationNel = Validation, A>; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `bo` (lib) generated 6 warnings [INFO] [stderr] warning: unused import: `super::*` [INFO] [stderr] --> src/lib.rs:23:9 [INFO] [stderr] | [INFO] [stderr] 23 | use super::*; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `space` [INFO] [stderr] --> examples/reader.rs:20:19 [INFO] [stderr] | [INFO] [stderr] 20 | fn get(&self, space: &str, key: i32) -> i32 { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_space` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `space` [INFO] [stderr] --> examples/reader.rs:32:24 [INFO] [stderr] | [INFO] [stderr] 32 | fn find_all(&self, space: &str, key: i32) -> Vec { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_space` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `key` [INFO] [stderr] --> examples/reader.rs:32:37 [INFO] [stderr] | [INFO] [stderr] 32 | fn find_all(&self, space: &str, key: i32) -> Vec { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stderr] [INFO] [stderr] warning: field is never read: `some_val` [INFO] [stderr] --> examples/reader.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | some_val: i32, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `state` [INFO] [stderr] --> examples/reader.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | state: i32, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `state` [INFO] [stderr] --> examples/reader.rs:29:5 [INFO] [stderr] | [INFO] [stderr] 29 | state: i32, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `bo` (lib test) generated 6 warnings (5 duplicates) [INFO] [stderr] warning: `bo` (example "reader") generated 6 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/bo-505a969b3fa6025a) [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test lense::tests::it_works ... ok [INFO] [stdout] test reader::tests::it_works ... ok [INFO] [stdout] test stat::tests::it_works ... ok [INFO] [stdout] test tests::it2_works ... ok [INFO] [stdout] test validation::tests::it_works ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests bo [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> /opt/rustwide/workdir/src/lense.rs:41:25 [INFO] [stderr] | [INFO] [stderr] 41 | fn get(&self, obj: &(Self::Object)) -> Self::Value { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 41 - fn get(&self, obj: &(Self::Object)) -> Self::Value { [INFO] [stderr] 41 + fn get(&self, obj: &Self::Object) -> Self::Value { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [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" "6cd26718d38c193ab50a7deb66df13a5e6160d764c7eeb313f1ccc4957c49e04", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6cd26718d38c193ab50a7deb66df13a5e6160d764c7eeb313f1ccc4957c49e04", kill_on_drop: false }` [INFO] [stdout] 6cd26718d38c193ab50a7deb66df13a5e6160d764c7eeb313f1ccc4957c49e04