[INFO] cloning repository https://github.com/aksh2001/Rust_Learn [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aksh2001/Rust_Learn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faksh2001%2FRust_Learn", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faksh2001%2FRust_Learn'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 64ef315ae6d5e25a2b42eb9d9160e8e44add48ff [INFO] testing aksh2001/Rust_Learn against beta-2025-01-12 for beta-1.85-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faksh2001%2FRust_Learn" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/aksh2001/Rust_Learn on toolchain beta-2025-01-12 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-01-12" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/aksh2001/Rust_Learn [INFO] finished tweaking git repo https://github.com/aksh2001/Rust_Learn [INFO] tweaked toml for git repo https://github.com/aksh2001/Rust_Learn written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/aksh2001/Rust_Learn 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" "+beta-2025-01-12" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-01-12" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3ce74832de6afc1500b52248fb213e97dc37a020716527a1b15d41e36c0093d8 [INFO] running `Command { std: "docker" "start" "-a" "3ce74832de6afc1500b52248fb213e97dc37a020716527a1b15d41e36c0093d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3ce74832de6afc1500b52248fb213e97dc37a020716527a1b15d41e36c0093d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3ce74832de6afc1500b52248fb213e97dc37a020716527a1b15d41e36c0093d8", kill_on_drop: false }` [INFO] [stdout] 3ce74832de6afc1500b52248fb213e97dc37a020716527a1b15d41e36c0093d8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-01-12" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] eedf211766a7c6b02db9501cca7ef20849f80b04275ce329014acd932cd0ad13 [INFO] running `Command { std: "docker" "start" "-a" "eedf211766a7c6b02db9501cca7ef20849f80b04275ce329014acd932cd0ad13", kill_on_drop: false }` [INFO] [stderr] Compiling kvstore v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `error` [INFO] [stdout] --> src/main.rs:1:33 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{collections::HashMap, error}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `contents` [INFO] [stdout] --> src/main.rs:20:13 [INFO] [stdout] | [INFO] [stdout] 20 | let contents = std::fs::read_to_string("kv.db")?; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_contents` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `contents` [INFO] [stdout] --> src/main.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | let contents = format!("{}\t{}\n", key, value); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_contents` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `database` [INFO] [stdout] --> src/main.rs:47:9 [INFO] [stdout] | [INFO] [stdout] 47 | let database = Database::new().expect("Database::new() crashed"); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_database` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `db` [INFO] [stdout] --> src/main.rs:57:9 [INFO] [stdout] | [INFO] [stdout] 57 | let db = Database::new(); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_db` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `map` is never read [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 5 | struct Database{ // Stack allocated [INFO] [stdout] | -------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 9 | map:HashMap, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.51s [INFO] running `Command { std: "docker" "inspect" "eedf211766a7c6b02db9501cca7ef20849f80b04275ce329014acd932cd0ad13", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eedf211766a7c6b02db9501cca7ef20849f80b04275ce329014acd932cd0ad13", kill_on_drop: false }` [INFO] [stdout] eedf211766a7c6b02db9501cca7ef20849f80b04275ce329014acd932cd0ad13 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-01-12" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 24a0e6eb08619091d83069c97308e4699e848a1adb1502de7205f08ab5fc144d [INFO] running `Command { std: "docker" "start" "-a" "24a0e6eb08619091d83069c97308e4699e848a1adb1502de7205f08ab5fc144d", kill_on_drop: false }` [INFO] [stderr] Compiling kvstore v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `error` [INFO] [stdout] --> src/main.rs:1:33 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{collections::HashMap, error}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `contents` [INFO] [stdout] --> src/main.rs:20:13 [INFO] [stdout] | [INFO] [stdout] 20 | let contents = std::fs::read_to_string("kv.db")?; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_contents` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `contents` [INFO] [stdout] --> src/main.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | let contents = format!("{}\t{}\n", key, value); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_contents` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `database` [INFO] [stdout] --> src/main.rs:47:9 [INFO] [stdout] | [INFO] [stdout] 47 | let database = Database::new().expect("Database::new() crashed"); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_database` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `db` [INFO] [stdout] --> src/main.rs:57:9 [INFO] [stdout] | [INFO] [stdout] 57 | let db = Database::new(); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_db` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `map` is never read [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 5 | struct Database{ // Stack allocated [INFO] [stdout] | -------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 9 | map:HashMap, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.43s [INFO] running `Command { std: "docker" "inspect" "24a0e6eb08619091d83069c97308e4699e848a1adb1502de7205f08ab5fc144d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "24a0e6eb08619091d83069c97308e4699e848a1adb1502de7205f08ab5fc144d", kill_on_drop: false }` [INFO] [stdout] 24a0e6eb08619091d83069c97308e4699e848a1adb1502de7205f08ab5fc144d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-01-12" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 0ab6ba8dd434132783b07a15b6a5f02ab26dd136c93f29d4c3927bce6b211e0e [INFO] running `Command { std: "docker" "start" "-a" "0ab6ba8dd434132783b07a15b6a5f02ab26dd136c93f29d4c3927bce6b211e0e", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `error` [INFO] [stderr] --> src/main.rs:1:33 [INFO] [stderr] | [INFO] [stderr] 1 | use std::{collections::HashMap, error}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `contents` [INFO] [stderr] --> src/main.rs:20:13 [INFO] [stderr] | [INFO] [stderr] 20 | let contents = std::fs::read_to_string("kv.db")?; [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_contents` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `contents` [INFO] [stderr] --> src/main.rs:41:9 [INFO] [stderr] | [INFO] [stderr] 41 | let contents = format!("{}\t{}\n", key, value); [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_contents` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `database` [INFO] [stderr] --> src/main.rs:47:9 [INFO] [stderr] | [INFO] [stderr] 47 | let database = Database::new().expect("Database::new() crashed"); [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_database` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `db` [INFO] [stderr] --> src/main.rs:57:9 [INFO] [stderr] | [INFO] [stderr] 57 | let db = Database::new(); [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_db` [INFO] [stderr] [INFO] [stderr] warning: field `map` is never read [INFO] [stderr] --> src/main.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 5 | struct Database{ // Stack allocated [INFO] [stderr] | -------- field in this struct [INFO] [stderr] ... [INFO] [stderr] 9 | map:HashMap, [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `kvstore` (bin "kvstore" test) generated 6 warnings (run `cargo fix --bin "kvstore" --tests` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/kvstore-167836d932020758) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "0ab6ba8dd434132783b07a15b6a5f02ab26dd136c93f29d4c3927bce6b211e0e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0ab6ba8dd434132783b07a15b6a5f02ab26dd136c93f29d4c3927bce6b211e0e", kill_on_drop: false }` [INFO] [stdout] 0ab6ba8dd434132783b07a15b6a5f02ab26dd136c93f29d4c3927bce6b211e0e