[INFO] cloning repository https://github.com/Sawawada8/mini-RDBMS
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Sawawada8/mini-RDBMS" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSawawada8%2Fmini-RDBMS", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSawawada8%2Fmini-RDBMS'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 44195a21a2bb1424a76ec6374c3d3785ce1f32dc
[INFO] checking Sawawada8/mini-RDBMS against try#b047d5f4496a7526d91d0dddea494c05853f2a7b for pr-122661-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSawawada8%2Fmini-RDBMS" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Sawawada8/mini-RDBMS
[INFO] finished tweaking git repo https://github.com/Sawawada8/mini-RDBMS
[INFO] tweaked toml for git repo https://github.com/Sawawada8/mini-RDBMS written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Sawawada8/mini-RDBMS on toolchain b047d5f4496a7526d91d0dddea494c05853f2a7b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b047d5f4496a7526d91d0dddea494c05853f2a7b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Sawawada8/mini-RDBMS 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" "+b047d5f4496a7526d91d0dddea494c05853f2a7b" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+b047d5f4496a7526d91d0dddea494c05853f2a7b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e62946ed157887b71965bb6cd580873a7de2224fbf20529b39c3a402c0a2a46
[INFO] running `Command { std: "docker" "start" "-a" "4e62946ed157887b71965bb6cd580873a7de2224fbf20529b39c3a402c0a2a46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e62946ed157887b71965bb6cd580873a7de2224fbf20529b39c3a402c0a2a46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e62946ed157887b71965bb6cd580873a7de2224fbf20529b39c3a402c0a2a46", kill_on_drop: false }`
[INFO] [stdout] 4e62946ed157887b71965bb6cd580873a7de2224fbf20529b39c3a402c0a2a46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+b047d5f4496a7526d91d0dddea494c05853f2a7b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5013afb83fa0fe250e89cd3b31870b439b6b09b9131b17895f26b9b5bfd95440
[INFO] running `Command { std: "docker" "start" "-a" "5013afb83fa0fe250e89cd3b31870b439b6b09b9131b17895f26b9b5bfd95440", kill_on_drop: false }`
[INFO] [stderr]     Checking mini-rdbms v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `File`, `OpenOptions`, `Read`, `SeekFrom`, and `Write`
[INFO] [stdout]  --> src/main.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fs::{File, OpenOptions},
[INFO] [stdout]   |          ^^^^  ^^^^^^^^^^^
[INFO] [stdout] 5 |     io::{self, Read, SeekFrom, Write},
[INFO] [stdout]   |                ^^^^  ^^^^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `File`, `OpenOptions`, `Read`, `SeekFrom`, and `Write`
[INFO] [stdout]  --> src/main.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fs::{File, OpenOptions},
[INFO] [stdout]   |          ^^^^  ^^^^^^^^^^^
[INFO] [stdout] 5 |     io::{self, Read, SeekFrom, Write},
[INFO] [stdout]   |                ^^^^  ^^^^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `read_page_data` is never used
[INFO] [stdout]   --> src/disk_manager.rs:73:12
[INFO] [stdout]    |
[INFO] [stdout] 38 | impl DiskManager {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 73 |     pub fn read_page_data(&mut self, page_id: PageId, data: &mut [u8]) -> io::Result<()> {
[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 0.07s
[INFO] running `Command { std: "docker" "inspect" "5013afb83fa0fe250e89cd3b31870b439b6b09b9131b17895f26b9b5bfd95440", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5013afb83fa0fe250e89cd3b31870b439b6b09b9131b17895f26b9b5bfd95440", kill_on_drop: false }`
[INFO] [stdout] 5013afb83fa0fe250e89cd3b31870b439b6b09b9131b17895f26b9b5bfd95440