[INFO] cloning repository https://github.com/DavidDeCoding/LibraDB-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DavidDeCoding/LibraDB-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDavidDeCoding%2FLibraDB-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDavidDeCoding%2FLibraDB-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c4e00a003b45ed4b3996cc2fbd203acaf0876b1c [INFO] building DavidDeCoding/LibraDB-rust against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDavidDeCoding%2FLibraDB-rust" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/DavidDeCoding/LibraDB-rust on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/DavidDeCoding/LibraDB-rust [INFO] finished tweaking git repo https://github.com/DavidDeCoding/LibraDB-rust [INFO] tweaked toml for git repo https://github.com/DavidDeCoding/LibraDB-rust written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/DavidDeCoding/LibraDB-rust 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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_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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6eed0626291faf937f9f7a6ea48401e66507a9220900ae47bbb2fd9ba0ddfc2e [INFO] running `Command { std: "docker" "start" "-a" "6eed0626291faf937f9f7a6ea48401e66507a9220900ae47bbb2fd9ba0ddfc2e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6eed0626291faf937f9f7a6ea48401e66507a9220900ae47bbb2fd9ba0ddfc2e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6eed0626291faf937f9f7a6ea48401e66507a9220900ae47bbb2fd9ba0ddfc2e", kill_on_drop: false }` [INFO] [stdout] 6eed0626291faf937f9f7a6ea48401e66507a9220900ae47bbb2fd9ba0ddfc2e [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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2a5728936930418ca546fbf90787e837fbda32485e7b51547658f6fd0fd1f6cb [INFO] running `Command { std: "docker" "start" "-a" "2a5728936930418ca546fbf90787e837fbda32485e7b51547658f6fd0fd1f6cb", kill_on_drop: false }` [INFO] [stderr] Compiling libradb-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `items` [INFO] [stdout] --> src/tx.rs:16:32 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn new_node(&mut self, items: Vec, child_nodes: Vec) -> Result { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_items` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `child_nodes` [INFO] [stdout] --> src/tx.rs:16:50 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn new_node(&mut self, items: Vec, child_nodes: Vec) -> Result { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_child_nodes` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `node` [INFO] [stdout] --> src/tx.rs:24:34 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn write_node(&mut self, node: &mut Node) -> Result<(), CustomError> { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_node` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `node` [INFO] [stdout] --> src/tx.rs:28:35 [INFO] [stdout] | [INFO] [stdout] 28 | pub fn delete_node(&mut self, node: &Node) -> Result<(), CustomError> { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_node` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/tx.rs:68:41 [INFO] [stdout] | [INFO] [stdout] 68 | pub fn create_collection(&mut self, name: String) -> Result { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/tx.rs:72:41 [INFO] [stdout] | [INFO] [stdout] 72 | pub fn delete_collection(&mut self, name: String) -> Result<(), CustomError> { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.71s [INFO] running `Command { std: "docker" "inspect" "2a5728936930418ca546fbf90787e837fbda32485e7b51547658f6fd0fd1f6cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2a5728936930418ca546fbf90787e837fbda32485e7b51547658f6fd0fd1f6cb", kill_on_drop: false }` [INFO] [stdout] 2a5728936930418ca546fbf90787e837fbda32485e7b51547658f6fd0fd1f6cb [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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 25a959561bb73717ba87573d2e86bace77448a1729774f09e193448ad7a05fa6 [INFO] running `Command { std: "docker" "start" "-a" "25a959561bb73717ba87573d2e86bace77448a1729774f09e193448ad7a05fa6", kill_on_drop: false }` [INFO] [stdout] warning: unused variable: `items` [INFO] [stdout] --> src/tx.rs:16:32 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn new_node(&mut self, items: Vec, child_nodes: Vec) -> Result { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_items` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `child_nodes` [INFO] [stdout] --> src/tx.rs:16:50 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn new_node(&mut self, items: Vec, child_nodes: Vec) -> Result { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_child_nodes` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling libradb-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `node` [INFO] [stdout] --> src/tx.rs:24:34 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn write_node(&mut self, node: &mut Node) -> Result<(), CustomError> { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_node` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `node` [INFO] [stdout] --> src/tx.rs:28:35 [INFO] [stdout] | [INFO] [stdout] 28 | pub fn delete_node(&mut self, node: &Node) -> Result<(), CustomError> { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_node` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/tx.rs:68:41 [INFO] [stdout] | [INFO] [stdout] 68 | pub fn create_collection(&mut self, name: String) -> Result { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/tx.rs:72:41 [INFO] [stdout] | [INFO] [stdout] 72 | pub fn delete_collection(&mut self, name: String) -> Result<(), CustomError> { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `items` [INFO] [stdout] --> src/tx.rs:16:32 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn new_node(&mut self, items: Vec, child_nodes: Vec) -> Result { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_items` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `child_nodes` [INFO] [stdout] --> src/tx.rs:16:50 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn new_node(&mut self, items: Vec, child_nodes: Vec) -> Result { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_child_nodes` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `node` [INFO] [stdout] --> src/tx.rs:24:34 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn write_node(&mut self, node: &mut Node) -> Result<(), CustomError> { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_node` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `node` [INFO] [stdout] --> src/tx.rs:28:35 [INFO] [stdout] | [INFO] [stdout] 28 | pub fn delete_node(&mut self, node: &Node) -> Result<(), CustomError> { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_node` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/tx.rs:68:41 [INFO] [stdout] | [INFO] [stdout] 68 | pub fn create_collection(&mut self, name: String) -> Result { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/tx.rs:72:41 [INFO] [stdout] | [INFO] [stdout] 72 | pub fn delete_collection(&mut self, name: String) -> Result<(), CustomError> { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tx.rs:402:17 [INFO] [stdout] | [INFO] [stdout] 402 | tx1.commit(); [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] 402 | let _ = tx1.commit(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tx.rs:403:17 [INFO] [stdout] | [INFO] [stdout] 403 | tx2.commit(); [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] 403 | let _ = tx2.commit(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tx.rs:471:21 [INFO] [stdout] | [INFO] [stdout] 471 | tx.commit(); [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] 471 | let _ = tx.commit(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tx.rs:486:17 [INFO] [stdout] | [INFO] [stdout] 486 | tx.commit(); [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] 486 | let _ = tx.commit(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tx.rs:629:17 [INFO] [stdout] | [INFO] [stdout] 629 | tx3.commit(); [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] 629 | let _ = tx3.commit(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.50s [INFO] running `Command { std: "docker" "inspect" "25a959561bb73717ba87573d2e86bace77448a1729774f09e193448ad7a05fa6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "25a959561bb73717ba87573d2e86bace77448a1729774f09e193448ad7a05fa6", kill_on_drop: false }` [INFO] [stdout] 25a959561bb73717ba87573d2e86bace77448a1729774f09e193448ad7a05fa6