[INFO] cloning repository https://github.com/zhxiaogg/rdb
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zhxiaogg/rdb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhxiaogg%2Frdb"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhxiaogg%2Frdb'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 16fbc288c87c630c1843b2ea6e14f07f00ba0345
[INFO] checking zhxiaogg/rdb against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhxiaogg%2Frdb" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zhxiaogg/rdb on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/zhxiaogg/rdb
[INFO] finished tweaking git repo https://github.com/zhxiaogg/rdb
[INFO] tweaked toml for git repo https://github.com/zhxiaogg/rdb written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/zhxiaogg/rdb already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e371dde3d915382b4d37fd6e4bf80ddcafea0ea2641f527fca621dc480603849
[INFO] running `"docker" "start" "-a" "e371dde3d915382b4d37fd6e4bf80ddcafea0ea2641f527fca621dc480603849"`
[INFO] [stderr]     Checking libc v0.2.34
[INFO] [stderr]     Checking byteorder v1.1.0
[INFO] [stderr]     Checking log v0.3.8
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking rdb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/table/mod.rs:140:9
[INFO] [stderr]     |
[INFO] [stderr] 140 |         (self.cell_index >= (page.get_num_cells() as usize) && !page.has_next_page())
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sql::SQLType`
[INFO] [stderr]  --> src/vm/mod.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use sql::SQLType;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::codegen::OpCode`
[INFO] [stderr]  --> src/vm/row_buf.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use super::codegen::OpCode;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/table/mod.rs:140:9
[INFO] [stderr]     |
[INFO] [stderr] 140 |         (self.cell_index >= (page.get_num_cells() as usize) && !page.has_next_page())
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sql::SQLType`
[INFO] [stderr]  --> src/vm/mod.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use sql::SQLType;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::codegen::OpCode`
[INFO] [stderr]  --> src/vm/row_buf.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use super::codegen::OpCode;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `IResult`
[INFO] [stderr]  --> src/sql/mod.rs:5:25
[INFO] [stderr]   |
[INFO] [stderr] 5 | use nom::{alphanumeric, IResult};
[INFO] [stderr]   |                         ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `IResult`
[INFO] [stderr]  --> src/sql/operands.rs:9:32
[INFO] [stderr]   |
[INFO] [stderr] 9 | use nom::{alphanumeric, digit, IResult};
[INFO] [stderr]   |                                ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `table`
[INFO] [stderr]   --> src/vm/codegen.rs:34:13
[INFO] [stderr]    |
[INFO] [stderr] 34 |             ref table,
[INFO] [stderr]    |             ^^^^^^^^^ help: try ignoring the field: `table: _`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `str`
[INFO] [stderr]   --> src/vm/codegen.rs:75:26
[INFO] [stderr]    |
[INFO] [stderr] 75 |         &Operand::String(ref str) => Some(SQLType::String),
[INFO] [stderr]    |                          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_str`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `column`
[INFO] [stderr]   --> src/vm/codegen.rs:92:26
[INFO] [stderr]    |
[INFO] [stderr] 92 |         &Operand::Column(ref column) => panic!("not implemented"),
[INFO] [stderr]    |                          ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_column`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `table`
[INFO] [stderr]   --> src/vm/codegen.rs:34:13
[INFO] [stderr]    |
[INFO] [stderr] 34 |             ref table,
[INFO] [stderr]    |             ^^^^^^^^^ help: try ignoring the field: `table: _`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `str`
[INFO] [stderr]   --> src/vm/codegen.rs:75:26
[INFO] [stderr]    |
[INFO] [stderr] 75 |         &Operand::String(ref str) => Some(SQLType::String),
[INFO] [stderr]    |                          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_str`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `column`
[INFO] [stderr]   --> src/vm/codegen.rs:92:26
[INFO] [stderr]    |
[INFO] [stderr] 92 |         &Operand::Column(ref column) => panic!("not implemented"),
[INFO] [stderr]    |                          ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_column`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/btree.rs:289:17
[INFO] [stderr]     |
[INFO] [stderr] 289 |             let mut new_cell_index = match inserted {
[INFO] [stderr]     |                 ----^^^^^^^^^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/btree.rs:289:17
[INFO] [stderr]     |
[INFO] [stderr] 289 |             let mut new_cell_index = match inserted {
[INFO] [stderr]     |                 ----^^^^^^^^^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `reset`
[INFO] [stderr]   --> src/vm/row_buf.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn reset(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `reset`
[INFO] [stderr]   --> src/vm/row_buf.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn reset(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Exit`
[INFO] [stderr]   --> src/vm/codegen.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     Exit(ErrCode),
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Exit`
[INFO] [stderr]   --> src/vm/codegen.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     Exit(ErrCode),
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 12 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.38s
[INFO] running `"docker" "inspect" "e371dde3d915382b4d37fd6e4bf80ddcafea0ea2641f527fca621dc480603849"`
[INFO] running `"docker" "rm" "-f" "e371dde3d915382b4d37fd6e4bf80ddcafea0ea2641f527fca621dc480603849"`
[INFO] [stdout] e371dde3d915382b4d37fd6e4bf80ddcafea0ea2641f527fca621dc480603849