[INFO] cloning repository https://github.com/saravanasai/mini-sqlite [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/saravanasai/mini-sqlite" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaravanasai%2Fmini-sqlite", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaravanasai%2Fmini-sqlite'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 28a59267fdce393d4de8c6326fa2fa7892e7885d [INFO] checking saravanasai/mini-sqlite against try#dd2d87b6cc31907ae305875eb6be399783dc0256 for pr-143929 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaravanasai%2Fmini-sqlite" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/saravanasai/mini-sqlite [INFO] finished tweaking git repo https://github.com/saravanasai/mini-sqlite [INFO] tweaked toml for git repo https://github.com/saravanasai/mini-sqlite written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/saravanasai/mini-sqlite on toolchain dd2d87b6cc31907ae305875eb6be399783dc0256 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dd2d87b6cc31907ae305875eb6be399783dc0256" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/saravanasai/mini-sqlite 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" "+dd2d87b6cc31907ae305875eb6be399783dc0256" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e8955075918b6d00525c617f7c34ee2595c70db70b3cf844dc875e4d3604499b" "/opt/rustwide/cargo-home/bin/cargo" "+dd2d87b6cc31907ae305875eb6be399783dc0256" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a3d4a6fad644f4d84cc7f68822f6959853789b3bb3b0350a01bcdfab4c2d3b74 [INFO] running `Command { std: "docker" "start" "-a" "a3d4a6fad644f4d84cc7f68822f6959853789b3bb3b0350a01bcdfab4c2d3b74", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a3d4a6fad644f4d84cc7f68822f6959853789b3bb3b0350a01bcdfab4c2d3b74", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a3d4a6fad644f4d84cc7f68822f6959853789b3bb3b0350a01bcdfab4c2d3b74", kill_on_drop: false }` [INFO] [stdout] a3d4a6fad644f4d84cc7f68822f6959853789b3bb3b0350a01bcdfab4c2d3b74 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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:e8955075918b6d00525c617f7c34ee2595c70db70b3cf844dc875e4d3604499b" "/opt/rustwide/cargo-home/bin/cargo" "+dd2d87b6cc31907ae305875eb6be399783dc0256" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dba35a4657970180c553dc2583138bde250d99d145faf19fc2233d6c22aa7f6f [INFO] running `Command { std: "docker" "start" "-a" "dba35a4657970180c553dc2583138bde250d99d145faf19fc2233d6c22aa7f6f", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.92 [INFO] [stderr] Compiling unicode-ident v1.0.14 [INFO] [stderr] Compiling serde v1.0.217 [INFO] [stderr] Compiling quote v1.0.38 [INFO] [stderr] Compiling syn v2.0.94 [INFO] [stderr] Compiling serde_derive v1.0.217 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking mini-sqlite v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `deserialize` and `serialize` [INFO] [stdout] --> src/main.rs:1:15 [INFO] [stdout] | [INFO] [stdout] 1 | use bincode::{deserialize, serialize}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `File`, `SeekFrom`, and `Seek` [INFO] [stdout] --> src/main.rs:4:10 [INFO] [stdout] | [INFO] [stdout] 4 | fs::{File, OpenOptions}, [INFO] [stdout] | ^^^^ [INFO] [stdout] 5 | io::{self, Read, Seek, SeekFrom, Write}, [INFO] [stdout] | ^^^^ ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `deserialize` and `serialize` [INFO] [stdout] --> src/main.rs:1:15 [INFO] [stdout] | [INFO] [stdout] 1 | use bincode::{deserialize, serialize}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `File`, `SeekFrom`, and `Seek` [INFO] [stdout] --> src/main.rs:4:10 [INFO] [stdout] | [INFO] [stdout] 4 | fs::{File, OpenOptions}, [INFO] [stdout] | ^^^^ [INFO] [stdout] 5 | io::{self, Read, Seek, SeekFrom, Write}, [INFO] [stdout] | ^^^^ ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/main.rs:176:30 [INFO] [stdout] | [INFO] [stdout] 176 | Some(value) => {} [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:173:21 [INFO] [stdout] | [INFO] [stdout] 173 | let mut page: usize = 0; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/main.rs:25:8 [INFO] [stdout] | [INFO] [stdout] 24 | impl Page { [INFO] [stdout] | --------- associated function in this implementation [INFO] [stdout] 25 | fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/main.rs:176:30 [INFO] [stdout] | [INFO] [stdout] 176 | Some(value) => {} [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:173:21 [INFO] [stdout] | [INFO] [stdout] 173 | let mut page: usize = 0; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/main.rs:25:8 [INFO] [stdout] | [INFO] [stdout] 24 | impl Page { [INFO] [stdout] | --------- associated function in this implementation [INFO] [stdout] 25 | fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:167:21 [INFO] [stdout] | [INFO] [stdout] 167 | page_manager.flush_to_file(); [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] 167 | let _ = page_manager.flush_to_file(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:167:21 [INFO] [stdout] | [INFO] [stdout] 167 | page_manager.flush_to_file(); [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] 167 | let _ = page_manager.flush_to_file(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.91s [INFO] running `Command { std: "docker" "inspect" "dba35a4657970180c553dc2583138bde250d99d145faf19fc2233d6c22aa7f6f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dba35a4657970180c553dc2583138bde250d99d145faf19fc2233d6c22aa7f6f", kill_on_drop: false }` [INFO] [stdout] dba35a4657970180c553dc2583138bde250d99d145faf19fc2233d6c22aa7f6f