[INFO] cloning repository https://github.com/jpatel531/rasql
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jpatel531/rasql" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjpatel531%2Frasql", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjpatel531%2Frasql'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bb7894e14ab88f269fc42417ba23e3ef9d0ebe99
[INFO] checking jpatel531/rasql against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjpatel531%2Frasql" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jpatel531/rasql on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jpatel531/rasql
[INFO] finished tweaking git repo https://github.com/jpatel531/rasql
[INFO] tweaked toml for git repo https://github.com/jpatel531/rasql written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/jpatel531/rasql 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking jpatel531/rasql against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjpatel531%2Frasql" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jpatel531/rasql on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jpatel531/rasql
[INFO] finished tweaking git repo https://github.com/jpatel531/rasql
[INFO] tweaked toml for git repo https://github.com/jpatel531/rasql written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/jpatel531/rasql 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking jpatel531/rasql against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjpatel531%2Frasql" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jpatel531/rasql on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jpatel531/rasql
[INFO] finished tweaking git repo https://github.com/jpatel531/rasql
[INFO] tweaked toml for git repo https://github.com/jpatel531/rasql written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/jpatel531/rasql 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bincode v1.1.3
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f9d90bb4b1b4e06d6833f137200fce0ffad2a01cbadd1bd80b6d66f5825d647a
[INFO] running `Command { std: "docker" "start" "-a" "f9d90bb4b1b4e06d6833f137200fce0ffad2a01cbadd1bd80b6d66f5825d647a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9d90bb4b1b4e06d6833f137200fce0ffad2a01cbadd1bd80b6d66f5825d647a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9d90bb4b1b4e06d6833f137200fce0ffad2a01cbadd1bd80b6d66f5825d647a", kill_on_drop: false }`
[INFO] [stdout] f9d90bb4b1b4e06d6833f137200fce0ffad2a01cbadd1bd80b6d66f5825d647a
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 720b82a2b99da2ce1af8b031607789d44d83ad2bcc10ecd6c930e4b63958072f
[INFO] running `Command { std: "docker" "start" "-a" "720b82a2b99da2ce1af8b031607789d44d83ad2bcc10ecd6c930e4b63958072f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.31
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling serde v1.0.90
[INFO] [stderr]    Compiling bincode v1.1.3
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]     Checking rasql v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::table::Table`
[INFO] [stdout]  --> src/cursor.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::table::Table;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::constants::*`
[INFO] [stdout]  --> src/cursor.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::constants::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::pager::*`
[INFO] [stdout]  --> src/cursor.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use super::pager::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `deserialize`, `serialize`
[INFO] [stdout]  --> src/btree.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use bincode::{serialize, deserialize};
[INFO] [stdout]   |               ^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::cursor::*`
[INFO] [stdout]  --> src/btree.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use super::cursor::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::table::*`
[INFO] [stdout]  --> src/btree.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use super::table::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `deserialize`, `serialize`
[INFO] [stdout]  --> src/row.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use bincode::{serialize, deserialize};
[INFO] [stdout]   |               ^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::constants::*`
[INFO] [stdout]  --> src/statement.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::constants::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::cursor::*`
[INFO] [stdout]  --> src/statement.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::cursor::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::btree::*`
[INFO] [stdout]  --> src/statement.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use super::btree::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Write` is imported redundantly
[INFO] [stdout]  --> src/pager.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{Write};
[INFO] [stdout]   |               ^^^^^
[INFO] [stdout] 2 | use std::io::prelude::*;
[INFO] [stdout]   |     ------------------- the item `Write` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::row::*`
[INFO] [stdout]  --> src/pager.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use super::row::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `btree::*`
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use btree::*;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cursor::*`
[INFO] [stdout]   --> src/main.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use cursor::*;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `row::*`
[INFO] [stdout]   --> src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use row::*;
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `constants::*`
[INFO] [stdout]   --> src/main.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use constants::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::table::Table`
[INFO] [stdout]  --> src/cursor.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::table::Table;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::constants::*`
[INFO] [stdout]  --> src/cursor.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::constants::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::pager::*`
[INFO] [stdout]  --> src/cursor.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use super::pager::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `deserialize`, `serialize`
[INFO] [stdout]  --> src/btree.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use bincode::{serialize, deserialize};
[INFO] [stdout]   |               ^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::cursor::*`
[INFO] [stdout]  --> src/btree.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use super::cursor::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::table::*`
[INFO] [stdout]  --> src/btree.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use super::table::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `deserialize`, `serialize`
[INFO] [stdout]  --> src/row.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use bincode::{serialize, deserialize};
[INFO] [stdout]   |               ^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::constants::*`
[INFO] [stdout]  --> src/statement.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::constants::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::cursor::*`
[INFO] [stdout]  --> src/statement.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::cursor::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::btree::*`
[INFO] [stdout]  --> src/statement.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use super::btree::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Write` is imported redundantly
[INFO] [stdout]  --> src/pager.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{Write};
[INFO] [stdout]   |               ^^^^^
[INFO] [stdout] 2 | use std::io::prelude::*;
[INFO] [stdout]   |     ------------------- the item `Write` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::row::*`
[INFO] [stdout]  --> src/pager.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use super::row::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `btree::*`
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use btree::*;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cursor::*`
[INFO] [stdout]   --> src/main.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use cursor::*;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `row::*`
[INFO] [stdout]   --> src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use row::*;
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `constants::*`
[INFO] [stdout]   --> src/main.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use constants::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules
[INFO] [stdout]  --> src/btree.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules
[INFO] [stdout]  --> src/row.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules
[INFO] [stdout]  --> src/statement.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules
[INFO] [stdout]  --> src/btree.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules
[INFO] [stdout]  --> src/row.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules
[INFO] [stdout]  --> src/statement.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `page_num` is never read
[INFO] [stdout]  --> src/cursor.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Cursor<'a> {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] 8 |     pub page: &'a mut LeafNode,
[INFO] [stdout] 9 |     pub page_num: u32,
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LEAF_NODE_SIZE` is never used
[INFO] [stdout]  --> src/btree.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | const LEAF_NODE_SIZE : u32 = std::mem::size_of::<LeafNode>() as u32;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ROW_SIZE` is never used
[INFO] [stdout]  --> src/constants.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub const ROW_SIZE : u32 = std::mem::size_of::<Row>() as u32;
[INFO] [stdout]   |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `page_num` is never read
[INFO] [stdout]  --> src/cursor.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Cursor<'a> {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] 8 |     pub page: &'a mut LeafNode,
[INFO] [stdout] 9 |     pub page_num: u32,
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LEAF_NODE_SIZE` is never used
[INFO] [stdout]  --> src/btree.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | const LEAF_NODE_SIZE : u32 = std::mem::size_of::<LeafNode>() as u32;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ROW_SIZE` is never used
[INFO] [stdout]  --> src/constants.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub const ROW_SIZE : u32 = std::mem::size_of::<Row>() as u32;
[INFO] [stdout]   |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 22 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 22 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.31s
[INFO] running `Command { std: "docker" "inspect" "720b82a2b99da2ce1af8b031607789d44d83ad2bcc10ecd6c930e4b63958072f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "720b82a2b99da2ce1af8b031607789d44d83ad2bcc10ecd6c930e4b63958072f", kill_on_drop: false }`
[INFO] [stdout] 720b82a2b99da2ce1af8b031607789d44d83ad2bcc10ecd6c930e4b63958072f