[INFO] fetching crate rustz 0.1.4... [INFO] checking rustz-0.1.4 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248 [INFO] extracting crate rustz 0.1.4 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate rustz 0.1.4 on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rustz 0.1.4 [INFO] finished tweaking crates.io crate rustz 0.1.4 [INFO] tweaked toml for crates.io crate rustz 0.1.4 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 408793e2d6c9bd0902850564f386e73aa6564ae72e00d47c9a08a975af835715 [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" "408793e2d6c9bd0902850564f386e73aa6564ae72e00d47c9a08a975af835715", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "408793e2d6c9bd0902850564f386e73aa6564ae72e00d47c9a08a975af835715", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "408793e2d6c9bd0902850564f386e73aa6564ae72e00d47c9a08a975af835715", kill_on_drop: false }` [INFO] [stdout] 408793e2d6c9bd0902850564f386e73aa6564ae72e00d47c9a08a975af835715 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3ca1284ef7b7d0ae58407c8c790cae4db9ce913c2d2b63906781e7cd73d5b185 [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" "3ca1284ef7b7d0ae58407c8c790cae4db9ce913c2d2b63906781e7cd73d5b185", kill_on_drop: false }` [INFO] [stderr] Checking rustz 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 issue #80165 [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 issue #80165 [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] | ^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [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: 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 issue #80165 [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 issue #80165 [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] | ^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [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] | -- [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] | -- [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] | -- [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] | -- [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] [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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.01s [INFO] running `Command { std: "docker" "inspect" "3ca1284ef7b7d0ae58407c8c790cae4db9ce913c2d2b63906781e7cd73d5b185", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3ca1284ef7b7d0ae58407c8c790cae4db9ce913c2d2b63906781e7cd73d5b185", kill_on_drop: false }` [INFO] [stdout] 3ca1284ef7b7d0ae58407c8c790cae4db9ce913c2d2b63906781e7cd73d5b185