[INFO] fetching crate reddb 0.2.3...
[INFO] checking reddb-0.2.3 against master#39cb3386ddc6c71657418be28dbb3987eea4aa4b for pr-133536
[INFO] extracting crate reddb 0.2.3 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate reddb 0.2.3 on toolchain 39cb3386ddc6c71657418be28dbb3987eea4aa4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate reddb 0.2.3
[INFO] finished tweaking crates.io crate reddb 0.2.3
[INFO] tweaked toml for crates.io crate reddb 0.2.3 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 171 packages to latest compatible versions
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31837f5b6e06d8e9d752eae2e1f53e0cf956bf627ce5615cb74e73ac971e793a
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[INFO] [stderr]     Checking reddb v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `format` is never read
[INFO] [stdout]  --> src/serializer/bin.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Bin {
[INFO] [stdout]   |            --- field in this struct
[INFO] [stdout] 8 |     format: Serializers,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Bin` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `format` is never read
[INFO] [stdout]  --> src/serializer/json.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Json {
[INFO] [stdout]   |            ---- field in this struct
[INFO] [stdout] 8 |     format: Serializers,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Json` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `format` is never read
[INFO] [stdout]  --> src/serializer/ron.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Ron {
[INFO] [stdout]   |            --- field in this struct
[INFO] [stdout] 8 |     format: Serializers,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Ron` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `format` is never read
[INFO] [stdout]  --> src/serializer/yaml.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Yaml {
[INFO] [stdout]   |            ---- field in this struct
[INFO] [stdout] 8 |     format: Serializers,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Yaml` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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/error.rs:7:45
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[derive(Copy, Clone, Eq, PartialEq, Debug, Fail)]
[INFO] [stdout]   |                                             ^---
[INFO] [stdout]   |                                             |
[INFO] [stdout]   |                                             `Fail` is not local
[INFO] [stdout]   |                                             move the `impl` block outside of this constant `_DERIVE_failure_Fail_FOR_RedDbErrorKind`
[INFO] [stdout] 8 | pub enum RedDbErrorKind {
[INFO] [stdout]   |          -------------- `RedDbErrorKind` is not local
[INFO] [stdout]   |
[INFO] [stdout]   = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]   = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_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 `Fail` (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/error.rs:7:45
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[derive(Copy, Clone, Eq, PartialEq, Debug, Fail)]
[INFO] [stdout]   |                                             ^---
[INFO] [stdout]   |                                             |
[INFO] [stdout]   |                                             `Display` is not local
[INFO] [stdout]   |                                             move the `impl` block outside of this constant `_DERIVE_failure_core_fmt_Display_FOR_RedDbErrorKind`
[INFO] [stdout] 8 | pub enum RedDbErrorKind {
[INFO] [stdout]   |          -------------- `RedDbErrorKind` is not local
[INFO] [stdout]   |
[INFO] [stdout]   = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]   = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_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 `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking cargo_metadata v0.14.2
[INFO] [stderr]     Checking cargo-binutils v0.3.6
[INFO] [stderr]     Checking grcov v0.6.1
[INFO] [stdout] error[E0432]: unresolved import `crate::RonDb`
[INFO] [stdout]    --> src/lib.rs:330:9
[INFO] [stdout]     |
[INFO] [stdout] 330 |     use crate::RonDb;
[INFO] [stdout]     |         ^^^^^^^^^^^^ no `RonDb` in the root
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> src/lib.rs:35:10
[INFO] [stdout]     |
[INFO] [stdout] 35  | pub type RonDb = RedDb<serializer::Ron, FileStorage<serializer::Ron>>;
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout] note: the item is gated behind the `ron_ser` feature
[INFO] [stdout]    --> src/lib.rs:34:7
[INFO] [stdout]     |
[INFO] [stdout] 34  | #[cfg(feature = "ron_ser")]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[ignore]` only has an effect on functions
[INFO] [stdout]    --> src/lib.rs:327:38
[INFO] [stdout]     |
[INFO] [stdout] 327 | #[cfg_attr(not(feature = "ron_ser"), ignore)]
[INFO] [stdout]     |                                      ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `reddb` (lib test) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "31837f5b6e06d8e9d752eae2e1f53e0cf956bf627ce5615cb74e73ac971e793a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31837f5b6e06d8e9d752eae2e1f53e0cf956bf627ce5615cb74e73ac971e793a", kill_on_drop: false }`
[INFO] [stdout] 31837f5b6e06d8e9d752eae2e1f53e0cf956bf627ce5615cb74e73ac971e793a
