[INFO] cloning repository https://github.com/tendan/simple_db_rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tendan/simple_db_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftendan%2Fsimple_db_rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftendan%2Fsimple_db_rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 891b18ee4634c4d51ecfa645cd27a6034bebcc3b [INFO] checking tendan/simple_db_rust against master#fe348cd1a8e0fa445b772393147ed865904dcd4d for pr-139587-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftendan%2Fsimple_db_rust" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tendan/simple_db_rust on toolchain fe348cd1a8e0fa445b772393147ed865904dcd4d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fe348cd1a8e0fa445b772393147ed865904dcd4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tendan/simple_db_rust [INFO] finished tweaking git repo https://github.com/tendan/simple_db_rust [INFO] tweaked toml for git repo https://github.com/tendan/simple_db_rust written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/tendan/simple_db_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" "+fe348cd1a8e0fa445b772393147ed865904dcd4d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+fe348cd1a8e0fa445b772393147ed865904dcd4d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8be0ef6dec085cc8d6c4ce82c543309738b51b0ba95ee1fb2ed2205bd054db77 [INFO] running `Command { std: "docker" "start" "-a" "8be0ef6dec085cc8d6c4ce82c543309738b51b0ba95ee1fb2ed2205bd054db77", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8be0ef6dec085cc8d6c4ce82c543309738b51b0ba95ee1fb2ed2205bd054db77", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8be0ef6dec085cc8d6c4ce82c543309738b51b0ba95ee1fb2ed2205bd054db77", kill_on_drop: false }` [INFO] [stdout] 8be0ef6dec085cc8d6c4ce82c543309738b51b0ba95ee1fb2ed2205bd054db77 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+fe348cd1a8e0fa445b772393147ed865904dcd4d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 818c48f29a3d8f8138bd705875ef7431b958497865e686bec45fa6a2b5111e29 [INFO] running `Command { std: "docker" "start" "-a" "818c48f29a3d8f8138bd705875ef7431b958497865e686bec45fa6a2b5111e29", kill_on_drop: false }` [INFO] [stderr] Checking simple_database v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/core/manage.rs:16:22 [INFO] [stdout] | [INFO] [stdout] 16 | fn create(&self, args: &str) -> StringOrErrorMessage { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/core/manage.rs:19:22 [INFO] [stdout] | [INFO] [stdout] 19 | fn update(&self, args: &str) -> StringOrErrorMessage { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/core/manage.rs:22:22 [INFO] [stdout] | [INFO] [stdout] 22 | fn delete(&self, args: &str) -> StringOrErrorMessage { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/core/manage.rs:27:20 [INFO] [stdout] | [INFO] [stdout] 27 | fn open(&self, args: &str) -> StringOrErrorMessage { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/core/error.rs:5:20 [INFO] [stdout] | [INFO] [stdout] 5 | NotImplemented(String), [INFO] [stdout] | -------------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 5 - NotImplemented(String), [INFO] [stdout] 5 + NotImplemented(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Other` is never constructed [INFO] [stdout] --> src/core/error.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 3 | pub enum ErrorMessage { [INFO] [stdout] | ------------ variant in this enum [INFO] [stdout] ... [INFO] [stdout] 6 | Other(String) [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `EntryType` is never used [INFO] [stdout] --> src/core/manage.rs:5:6 [INFO] [stdout] | [INFO] [stdout] 5 | enum EntryType { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Entity` is never constructed [INFO] [stdout] --> src/core/manage.rs:32:8 [INFO] [stdout] | [INFO] [stdout] 32 | struct Entity { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `create`, `update`, and `delete` are never used [INFO] [stdout] --> src/core/manage.rs:41:8 [INFO] [stdout] | [INFO] [stdout] 40 | pub trait BasicOperations { [INFO] [stdout] | --------------- methods in this trait [INFO] [stdout] 41 | fn create(&self, args: &str) -> StringOrErrorMessage; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 42 | [INFO] [stdout] 43 | fn update(&self, args: &str) -> StringOrErrorMessage; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 44 | [INFO] [stdout] 45 | fn delete(&self, args: &str) -> StringOrErrorMessage; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `ReadOperation` is never used [INFO] [stdout] --> src/core/manage.rs:48:11 [INFO] [stdout] | [INFO] [stdout] 48 | pub trait ReadOperation { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `open` is never used [INFO] [stdout] --> src/core/manage.rs:53:8 [INFO] [stdout] | [INFO] [stdout] 52 | pub trait OpenOperation { [INFO] [stdout] | ------------- method in this trait [INFO] [stdout] 53 | fn open(&self, args: &str) -> StringOrErrorMessage; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Open` is never constructed [INFO] [stdout] --> src/core/command.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 6 | pub enum PromptCommand { [INFO] [stdout] | ------------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 11 | Open, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `StatusCode` is never used [INFO] [stdout] --> src/core/command.rs:16:10 [INFO] [stdout] | [INFO] [stdout] 16 | pub enum StatusCode { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `DatabaseOperation` is never constructed [INFO] [stdout] --> src/core/operation.rs:2:8 [INFO] [stdout] | [INFO] [stdout] 2 | struct DatabaseOperation { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/core/manage.rs:16:22 [INFO] [stdout] | [INFO] [stdout] 16 | fn create(&self, args: &str) -> StringOrErrorMessage { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/core/manage.rs:19:22 [INFO] [stdout] | [INFO] [stdout] 19 | fn update(&self, args: &str) -> StringOrErrorMessage { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/core/manage.rs:22:22 [INFO] [stdout] | [INFO] [stdout] 22 | fn delete(&self, args: &str) -> StringOrErrorMessage { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/core/manage.rs:27:20 [INFO] [stdout] | [INFO] [stdout] 27 | fn open(&self, args: &str) -> StringOrErrorMessage { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/core/error.rs:5:20 [INFO] [stdout] | [INFO] [stdout] 5 | NotImplemented(String), [INFO] [stdout] | -------------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 5 - NotImplemented(String), [INFO] [stdout] 5 + NotImplemented(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Other` is never constructed [INFO] [stdout] --> src/core/error.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 3 | pub enum ErrorMessage { [INFO] [stdout] | ------------ variant in this enum [INFO] [stdout] ... [INFO] [stdout] 6 | Other(String) [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `EntryType` is never used [INFO] [stdout] --> src/core/manage.rs:5:6 [INFO] [stdout] | [INFO] [stdout] 5 | enum EntryType { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Entity` is never constructed [INFO] [stdout] --> src/core/manage.rs:32:8 [INFO] [stdout] | [INFO] [stdout] 32 | struct Entity { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `create`, `update`, and `delete` are never used [INFO] [stdout] --> src/core/manage.rs:41:8 [INFO] [stdout] | [INFO] [stdout] 40 | pub trait BasicOperations { [INFO] [stdout] | --------------- methods in this trait [INFO] [stdout] 41 | fn create(&self, args: &str) -> StringOrErrorMessage; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 42 | [INFO] [stdout] 43 | fn update(&self, args: &str) -> StringOrErrorMessage; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 44 | [INFO] [stdout] 45 | fn delete(&self, args: &str) -> StringOrErrorMessage; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `ReadOperation` is never used [INFO] [stdout] --> src/core/manage.rs:48:11 [INFO] [stdout] | [INFO] [stdout] 48 | pub trait ReadOperation { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `open` is never used [INFO] [stdout] --> src/core/manage.rs:53:8 [INFO] [stdout] | [INFO] [stdout] 52 | pub trait OpenOperation { [INFO] [stdout] | ------------- method in this trait [INFO] [stdout] 53 | fn open(&self, args: &str) -> StringOrErrorMessage; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Open` is never constructed [INFO] [stdout] --> src/core/command.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 6 | pub enum PromptCommand { [INFO] [stdout] | ------------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 11 | Open, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `StatusCode` is never used [INFO] [stdout] --> src/core/command.rs:16:10 [INFO] [stdout] | [INFO] [stdout] 16 | pub enum StatusCode { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `DatabaseOperation` is never constructed [INFO] [stdout] --> src/core/operation.rs:2:8 [INFO] [stdout] | [INFO] [stdout] 2 | struct DatabaseOperation { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s [INFO] running `Command { std: "docker" "inspect" "818c48f29a3d8f8138bd705875ef7431b958497865e686bec45fa6a2b5111e29", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "818c48f29a3d8f8138bd705875ef7431b958497865e686bec45fa6a2b5111e29", kill_on_drop: false }` [INFO] [stdout] 818c48f29a3d8f8138bd705875ef7431b958497865e686bec45fa6a2b5111e29