[INFO] cloning repository https://github.com/zhangsoledad/lmdb_test [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zhangsoledad/lmdb_test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhangsoledad%2Flmdb_test", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhangsoledad%2Flmdb_test'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8269d7b73a989da8ccdcbebb734cd51f372b037f [INFO] checking zhangsoledad/lmdb_test against master#cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3 for pr-135841 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhangsoledad%2Flmdb_test" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/zhangsoledad/lmdb_test on toolchain cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/zhangsoledad/lmdb_test [INFO] finished tweaking git repo https://github.com/zhangsoledad/lmdb_test [INFO] tweaked toml for git repo https://github.com/zhangsoledad/lmdb_test written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/zhangsoledad/lmdb_test already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded bincode v0.8.0 [INFO] [stderr] Downloaded lmdb v0.7.1 [INFO] [stderr] Downloaded lmdb-sys v0.7.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1f132d8e29080fdc8b9171f4b6ff271128298eb911fb67d8055904076418f601 [INFO] running `Command { std: "docker" "start" "-a" "1f132d8e29080fdc8b9171f4b6ff271128298eb911fb67d8055904076418f601", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1f132d8e29080fdc8b9171f4b6ff271128298eb911fb67d8055904076418f601", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1f132d8e29080fdc8b9171f4b6ff271128298eb911fb67d8055904076418f601", kill_on_drop: false }` [INFO] [stdout] 1f132d8e29080fdc8b9171f4b6ff271128298eb911fb67d8055904076418f601 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7d0e5a41f3006e6f4e6d7358cd7e5d7b42ecafba4dfa4f3163c3be85aa163f23 [INFO] running `Command { std: "docker" "start" "-a" "7d0e5a41f3006e6f4e6d7358cd7e5d7b42ecafba4dfa4f3163c3be85aa163f23", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Checking libc v0.2.30 [INFO] [stderr] Compiling gcc v0.3.53 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling pkg-config v0.3.9 [INFO] [stderr] Checking scopeguard v0.3.2 [INFO] [stderr] Compiling rayon-core v1.2.1 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Checking either v1.1.0 [INFO] [stderr] Checking lazy_static v0.2.8 [INFO] [stderr] Checking futures v0.1.15 [INFO] [stderr] Checking num-traits v0.1.40 [INFO] [stderr] Checking bitflags v0.9.1 [INFO] [stderr] Checking byteorder v1.1.0 [INFO] [stderr] Checking serde v1.0.11 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Checking coco v0.1.1 [INFO] [stderr] Checking rand v0.3.16 [INFO] [stderr] Checking num_cpus v1.6.2 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking tempdir v0.3.5 [INFO] [stderr] Compiling lmdb-sys v0.7.1 [INFO] [stderr] Checking rayon v0.8.2 [INFO] [stderr] Compiling serde_derive_internals v0.15.1 [INFO] [stderr] Compiling serde_derive v1.0.11 [INFO] [stderr] Checking lmdb v0.7.1 [INFO] [stderr] Checking bincode v0.8.0 [INFO] [stderr] Checking lmdb_test v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Cursor` [INFO] [stdout] --> src/lmdb.rs:3:14 [INFO] [stdout] | [INFO] [stdout] 3 | use libmdb::{Cursor, Database, DatabaseFlags, Environment, Transaction, WriteFlags}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rayon::prelude` [INFO] [stdout] --> src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use rayon::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Cursor` [INFO] [stdout] --> src/lmdb.rs:3:14 [INFO] [stdout] | [INFO] [stdout] 3 | use libmdb::{Cursor, Database, DatabaseFlags, Environment, Transaction, WriteFlags}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rayon::prelude` [INFO] [stdout] --> src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use rayon::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | db.clear(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 18 | let _ = db.clear(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | db.clear(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 18 | let _ = db.clear(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::iter::Iterator::collect` that must be used [INFO] [stdout] --> src/main.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | / height [INFO] [stdout] 23 | | .iter() [INFO] [stdout] 24 | | .map(|height| { db.save_height(*height); }) [INFO] [stdout] 25 | | .collect::>(); [INFO] [stdout] | |_____________________________^ [INFO] [stdout] | [INFO] [stdout] = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 22 | let _ = height [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::iter::Iterator::collect` that must be used [INFO] [stdout] --> src/main.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | / height [INFO] [stdout] 23 | | .iter() [INFO] [stdout] 24 | | .map(|height| { db.save_height(*height); }) [INFO] [stdout] 25 | | .collect::>(); [INFO] [stdout] | |_____________________________^ [INFO] [stdout] | [INFO] [stdout] = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 22 | let _ = height [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:24:25 [INFO] [stdout] | [INFO] [stdout] 24 | .map(|height| { db.save_height(*height); }) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 24 | .map(|height| { let _ = db.save_height(*height); }) [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `height_key` should have an upper case name [INFO] [stdout] --> src/lmdb.rs:6:7 [INFO] [stdout] | [INFO] [stdout] 6 | const height_key: [u8; 1] = [104]; [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to upper case: `HEIGHT_KEY` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `head_key` should have an upper case name [INFO] [stdout] --> src/lmdb.rs:7:7 [INFO] [stdout] | [INFO] [stdout] 7 | const head_key: [u8; 1] = [105]; [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to upper case: `HEAD_KEY` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `tail_key` should have an upper case name [INFO] [stdout] --> src/lmdb.rs:8:7 [INFO] [stdout] | [INFO] [stdout] 8 | const tail_key: [u8; 1] = [116]; [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to upper case: `TAIL_KEY` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:24:25 [INFO] [stdout] | [INFO] [stdout] 24 | .map(|height| { db.save_height(*height); }) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 24 | .map(|height| { let _ = db.save_height(*height); }) [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/lmdb.rs:17:49 [INFO] [stdout] | [INFO] [stdout] 17 | #[derive(Debug, Eq, PartialEq, Ord, PartialOrd, Deserialize, Serialize, Clone)] [INFO] [stdout] | -^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `Num` is not local [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_Num` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: `#[warn(non_local_definitions)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `height_key` should have an upper case name [INFO] [stdout] --> src/lmdb.rs:6:7 [INFO] [stdout] | [INFO] [stdout] 6 | const height_key: [u8; 1] = [104]; [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to upper case: `HEIGHT_KEY` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `head_key` should have an upper case name [INFO] [stdout] --> src/lmdb.rs:7:7 [INFO] [stdout] | [INFO] [stdout] 7 | const head_key: [u8; 1] = [105]; [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to upper case: `HEAD_KEY` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/lmdb.rs:17:62 [INFO] [stdout] | [INFO] [stdout] 17 | #[derive(Debug, Eq, PartialEq, Ord, PartialOrd, Deserialize, Serialize, Clone)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `Num` is not local [INFO] [stdout] | `Serialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_Num` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `tail_key` should have an upper case name [INFO] [stdout] --> src/lmdb.rs:8:7 [INFO] [stdout] | [INFO] [stdout] 8 | const tail_key: [u8; 1] = [116]; [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to upper case: `TAIL_KEY` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/lmdb.rs:17:49 [INFO] [stdout] | [INFO] [stdout] 17 | #[derive(Debug, Eq, PartialEq, Ord, PartialOrd, Deserialize, Serialize, Clone)] [INFO] [stdout] | -^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `Num` is not local [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_Num` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: `#[warn(non_local_definitions)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/lmdb.rs:17:62 [INFO] [stdout] | [INFO] [stdout] 17 | #[derive(Debug, Eq, PartialEq, Ord, PartialOrd, Deserialize, Serialize, Clone)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `Num` is not local [INFO] [stdout] | `Serialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_Num` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.58s [INFO] running `Command { std: "docker" "inspect" "7d0e5a41f3006e6f4e6d7358cd7e5d7b42ecafba4dfa4f3163c3be85aa163f23", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7d0e5a41f3006e6f4e6d7358cd7e5d7b42ecafba4dfa4f3163c3be85aa163f23", kill_on_drop: false }` [INFO] [stdout] 7d0e5a41f3006e6f4e6d7358cd7e5d7b42ecafba4dfa4f3163c3be85aa163f23