[INFO] cloning repository https://github.com/auyer/MemoryKV [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/auyer/MemoryKV" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fauyer%2FMemoryKV", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fauyer%2FMemoryKV'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] fc68a50b1c100634afd375c6740cb2d099eff947 [INFO] checking auyer/MemoryKV against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fauyer%2FMemoryKV" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/auyer/MemoryKV on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/auyer/MemoryKV [INFO] finished tweaking git repo https://github.com/auyer/MemoryKV [INFO] tweaked toml for git repo https://github.com/auyer/MemoryKV written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/auyer/MemoryKV 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded metrics v0.22.3 [INFO] [stderr] Downloaded async-compression v0.4.10 [INFO] [stderr] Downloaded metrics-util v0.16.3 [INFO] [stderr] Downloaded metrics-exporter-prometheus v0.14.0 [INFO] [stderr] Downloaded brotli-decompressor v4.0.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c760a78c6f27847331c3ae91a0c7f920a8af3c26da9e6aae99f80bf9f4512b35 [INFO] running `Command { std: "docker" "start" "-a" "c760a78c6f27847331c3ae91a0c7f920a8af3c26da9e6aae99f80bf9f4512b35", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c760a78c6f27847331c3ae91a0c7f920a8af3c26da9e6aae99f80bf9f4512b35", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c760a78c6f27847331c3ae91a0c7f920a8af3c26da9e6aae99f80bf9f4512b35", kill_on_drop: false }` [INFO] [stdout] c760a78c6f27847331c3ae91a0c7f920a8af3c26da9e6aae99f80bf9f4512b35 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] aed3b2ca293c6e76919b961c257a8e6c6eadc7db3d43f3882921e49947acc8fd [INFO] running `Command { std: "docker" "start" "-a" "aed3b2ca293c6e76919b961c257a8e6c6eadc7db3d43f3882921e49947acc8fd", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.154 [INFO] [stderr] Compiling proc-macro2 v1.0.82 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Compiling ahash v0.8.11 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Checking futures-io v0.3.30 [INFO] [stderr] Checking zerocopy v0.7.34 [INFO] [stderr] Compiling rustversion v1.0.16 [INFO] [stderr] Compiling serde v1.0.201 [INFO] [stderr] Checking crypto-common v0.1.6 [INFO] [stderr] Checking block-buffer v0.10.4 [INFO] [stderr] Compiling thiserror v1.0.60 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking http-body-util v0.1.1 [INFO] [stderr] Checking hashbrown v0.14.5 [INFO] [stderr] Checking parking_lot_core v0.9.10 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking socket2 v0.5.7 [INFO] [stderr] Checking mio v0.8.11 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Compiling jobserver v0.1.31 [INFO] [stderr] Checking parking_lot v0.12.2 [INFO] [stderr] Compiling syn v2.0.63 [INFO] [stderr] Checking signal-hook-registry v1.4.2 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking cpufeatures v0.2.12 [INFO] [stderr] Checking alloc-no-stdlib v2.0.4 [INFO] [stderr] Compiling zstd-safe v7.1.0 [INFO] [stderr] Compiling cc v1.0.97 [INFO] [stderr] Checking indexmap v2.2.6 [INFO] [stderr] Checking sha1 v0.10.6 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking alloc-stdlib v0.2.2 [INFO] [stderr] Compiling axum-core v0.4.3 [INFO] [stderr] Checking data-encoding v2.6.0 [INFO] [stderr] Compiling serde_json v1.0.117 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking utf-8 v0.7.6 [INFO] [stderr] Checking miniz_oxide v0.7.2 [INFO] [stderr] Checking brotli-decompressor v4.0.0 [INFO] [stderr] Compiling axum v0.7.5 [INFO] [stderr] Checking raw-cpuid v11.0.2 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking regex-syntax v0.8.3 [INFO] [stderr] Checking metrics v0.22.3 [INFO] [stderr] Checking flate2 v1.0.30 [INFO] [stderr] Checking headers-core v0.3.0 [INFO] [stderr] Checking sketches-ddsketch v0.2.2 [INFO] [stderr] Checking sync_wrapper v1.0.1 [INFO] [stderr] Checking headers v0.4.0 [INFO] [stderr] Checking base64 v0.22.1 [INFO] [stderr] Checking brotli v6.0.0 [INFO] [stderr] Checking quanta v0.12.3 [INFO] [stderr] Compiling openssl-sys v0.9.102 [INFO] [stderr] Compiling zstd-sys v2.0.10+zstd.1.5.6 [INFO] [stderr] Checking metrics-util v0.16.3 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Compiling openssl v0.10.64 [INFO] [stderr] Compiling native-tls v0.2.11 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Compiling serde_derive v1.0.201 [INFO] [stderr] Compiling pin-project-internal v1.1.5 [INFO] [stderr] Compiling thiserror-impl v1.0.60 [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Compiling openssl-macros v0.1.1 [INFO] [stderr] Checking pin-project v1.1.5 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Compiling async-trait v0.1.80 [INFO] [stderr] Checking tracing-subscriber v0.3.18 [INFO] [stderr] Checking zstd v0.13.1 [INFO] [stderr] Checking tungstenite v0.21.0 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking tokio-util v0.7.11 [INFO] [stderr] Checking tokio-tungstenite v0.21.0 [INFO] [stderr] Checking async-compression v0.4.10 [INFO] [stderr] Checking h2 v0.4.4 [INFO] [stderr] Checking tower v0.4.13 [INFO] [stderr] Checking tower-http v0.5.2 [INFO] [stderr] Checking tokio-native-tls v0.3.1 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Checking serde_path_to_error v0.1.16 [INFO] [stderr] Checking envy v0.4.2 [INFO] [stderr] Checking hyper v1.3.1 [INFO] [stderr] Checking hyper-util v0.1.3 [INFO] [stderr] Checking hyper-tls v0.6.0 [INFO] [stderr] Checking metrics-exporter-prometheus v0.14.0 [INFO] [stderr] Checking axum-extra v0.9.3 [INFO] [stderr] Checking kv v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: type `db` should have an upper camel case name [INFO] [stdout] --> src/db.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 12 | struct db { [INFO] [stdout] | ^^ help: convert the identifier to upper camel case: `Db` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `db` should have an upper camel case name [INFO] [stdout] --> src/db.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 12 | struct db { [INFO] [stdout] | ^^ help: convert the identifier to upper camel case: `Db` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/handlers.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | actions.get(&key); [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] 28 | let _ = actions.get(&key); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/handlers.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | actions.get(&key); [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] 28 | let _ = actions.get(&key); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/handlers.rs:41:5 [INFO] [stdout] | [INFO] [stdout] 41 | actions.insert(&key, bytes.clone()); [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] 41 | let _ = actions.insert(&key, bytes.clone()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/handlers.rs:53:5 [INFO] [stdout] | [INFO] [stdout] 53 | actions.remove(&key); [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] 53 | let _ = actions.remove(&key); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/handlers.rs:65:5 [INFO] [stdout] | [INFO] [stdout] 65 | actions.remove_with_prefix(&key); [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] 65 | let _ = actions.remove_with_prefix(&key); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/handlers.rs:77:5 [INFO] [stdout] | [INFO] [stdout] 77 | actions.remove_all(); [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] 77 | let _ = actions.remove_all(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/handlers.rs:86:5 [INFO] [stdout] | [INFO] [stdout] 86 | actions.list_keys(); [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] 86 | let _ = actions.list_keys(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/handlers.rs:41:5 [INFO] [stdout] | [INFO] [stdout] 41 | actions.insert(&key, bytes.clone()); [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] 41 | let _ = actions.insert(&key, bytes.clone()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/handlers.rs:53:5 [INFO] [stdout] | [INFO] [stdout] 53 | actions.remove(&key); [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] 53 | let _ = actions.remove(&key); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/handlers.rs:99:5 [INFO] [stdout] | [INFO] [stdout] 99 | actions.list_keys_with_prefix(&prefix); [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] 99 | let _ = actions.list_keys_with_prefix(&prefix); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/handlers.rs:65:5 [INFO] [stdout] | [INFO] [stdout] 65 | actions.remove_with_prefix(&key); [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] 65 | let _ = actions.remove_with_prefix(&key); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/handlers.rs:77:5 [INFO] [stdout] | [INFO] [stdout] 77 | actions.remove_all(); [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] 77 | let _ = actions.remove_all(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/handlers.rs:86:5 [INFO] [stdout] | [INFO] [stdout] 86 | actions.list_keys(); [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] 86 | let _ = actions.list_keys(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/handlers.rs:99:5 [INFO] [stdout] | [INFO] [stdout] 99 | actions.list_keys_with_prefix(&prefix); [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] 99 | let _ = actions.list_keys_with_prefix(&prefix); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.25s [INFO] running `Command { std: "docker" "inspect" "aed3b2ca293c6e76919b961c257a8e6c6eadc7db3d43f3882921e49947acc8fd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aed3b2ca293c6e76919b961c257a8e6c6eadc7db3d43f3882921e49947acc8fd", kill_on_drop: false }` [INFO] [stdout] aed3b2ca293c6e76919b961c257a8e6c6eadc7db3d43f3882921e49947acc8fd