Nov 06 13:39:34.014 INFO checking souvik1997/fsbench against master#24e66c28980442a48d9458f1a4f9b76cc722dc8a for pr-55687
Nov 06 13:39:34.014 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55687/worker-2/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55687/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +24e66c28980442a48d9458f1a4f9b76cc722dc8a-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 06 13:39:34.473 INFO blam! 6606810eed66c54f88d18d3c64f8036bf01e31c18309cf99a117d2298b70425f
Nov 06 13:39:34.478 INFO running `"docker" "start" "-a" "6606810eed66c54f88d18d3c64f8036bf01e31c18309cf99a117d2298b70425f"`
Nov 06 13:39:36.708 INFO kablam! usermod: no changes
Nov 06 13:39:36.963 INFO kablam!     Checking serde v1.0.29
Nov 06 13:39:36.972 INFO kablam!     Checking log v0.4.1
Nov 06 13:39:36.974 INFO kablam!     Checking num-bigint v0.1.43
Nov 06 13:39:36.977 INFO kablam!     Checking nix v0.10.0
Nov 06 13:39:36.979 INFO kablam!    Compiling serde_derive_internals v0.20.0
Nov 06 13:39:36.980 INFO kablam!    Compiling num-derive v0.2.0
Nov 06 13:39:36.982 INFO kablam!     Checking remove_dir_all v0.3.0
Nov 06 13:39:36.983 INFO kablam!     Checking rayon v1.0.0
Nov 06 13:39:38.178 INFO kablam!     Checking tempdir v0.3.6
Nov 06 13:39:40.037 INFO kablam!     Checking fern v0.5.2
Nov 06 13:39:50.158 INFO kablam!     Checking num-rational v0.1.42
Nov 06 13:39:53.433 INFO kablam!    Compiling serde_derive v1.0.29
Nov 06 13:39:54.362 INFO kablam!     Checking num v0.1.42
Nov 06 13:39:55.281 INFO kablam!     Checking chrono v0.4.0
Nov 06 13:40:16.136 INFO kablam!     Checking serde_json v1.0.11
Nov 06 13:40:18.336 INFO kablam!     Checking fsbench v0.1.0 (/source)
Nov 06 13:40:19.866 INFO kablam! warning: unused import: `std::process::Command`
Nov 06 13:40:19.866 INFO kablam!    --> src/fsbench/blktrace/trace.rs:173:13
Nov 06 13:40:19.866 INFO kablam!     |
Nov 06 13:40:19.867 INFO kablam! 173 |         use std::process::Command;
Nov 06 13:40:19.867 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^
Nov 06 13:40:19.867 INFO kablam!     |
Nov 06 13:40:19.867 INFO kablam!     = note: #[warn(unused_imports)] on by default
Nov 06 13:40:19.868 INFO kablam! 
Nov 06 13:40:19.952 INFO kablam! warning: unused import: `std::process::Command`
Nov 06 13:40:19.952 INFO kablam!    --> src/fsbench/blktrace/trace.rs:173:13
Nov 06 13:40:19.952 INFO kablam!     |
Nov 06 13:40:19.952 INFO kablam! 173 |         use std::process::Command;
Nov 06 13:40:19.952 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^
Nov 06 13:40:19.952 INFO kablam!     |
Nov 06 13:40:19.952 INFO kablam!     = note: #[warn(unused_imports)] on by default
Nov 06 13:40:19.952 INFO kablam! 
Nov 06 13:40:21.452 INFO kablam! warning: unused variable: `split_string`
Nov 06 13:40:21.453 INFO kablam!   --> src/fsbench/operation.rs:28:9
Nov 06 13:40:21.453 INFO kablam!    |
Nov 06 13:40:21.453 INFO kablam! 28 |     let split_string = vec![String::new()];
Nov 06 13:40:21.453 INFO kablam!    |         ^^^^^^^^^^^^ help: consider using `_split_string` instead
Nov 06 13:40:21.453 INFO kablam!    |
Nov 06 13:40:21.453 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 06 13:40:21.453 INFO kablam! 
Nov 06 13:40:21.464 INFO kablam! warning: variable `bytes` is assigned to, but never used
Nov 06 13:40:21.464 INFO kablam!    --> src/fsbench/operation.rs:304:17
Nov 06 13:40:21.464 INFO kablam!     |
Nov 06 13:40:21.464 INFO kablam! 304 |         let mut bytes = 0;
Nov 06 13:40:21.464 INFO kablam!     |                 ^^^^^
Nov 06 13:40:21.466 INFO kablam!     |
Nov 06 13:40:21.466 INFO kablam!     = note: consider using `_bytes` instead
Nov 06 13:40:21.466 INFO kablam! 
Nov 06 13:40:21.556 INFO kablam! warning: unused variable: `split_string`
Nov 06 13:40:21.557 INFO kablam!   --> src/fsbench/operation.rs:28:9
Nov 06 13:40:21.557 INFO kablam!    |
Nov 06 13:40:21.557 INFO kablam! 28 |     let split_string = vec![String::new()];
Nov 06 13:40:21.557 INFO kablam!    |         ^^^^^^^^^^^^ help: consider using `_split_string` instead
Nov 06 13:40:21.557 INFO kablam!    |
Nov 06 13:40:21.557 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 06 13:40:21.557 INFO kablam! 
Nov 06 13:40:21.564 INFO kablam! warning: variable `bytes` is assigned to, but never used
Nov 06 13:40:21.564 INFO kablam!    --> src/fsbench/operation.rs:304:17
Nov 06 13:40:21.564 INFO kablam!     |
Nov 06 13:40:21.564 INFO kablam! 304 |         let mut bytes = 0;
Nov 06 13:40:21.564 INFO kablam!     |                 ^^^^^
Nov 06 13:40:21.564 INFO kablam!     |
Nov 06 13:40:21.564 INFO kablam!     = note: consider using `_bytes` instead
Nov 06 13:40:21.564 INFO kablam! 
Nov 06 13:40:21.936 INFO kablam! warning: constant item is never used: `SECTOR_SIZE`
Nov 06 13:40:21.936 INFO kablam!  --> src/fsbench/blktrace/trace.rs:9:1
Nov 06 13:40:21.936 INFO kablam!   |
Nov 06 13:40:21.936 INFO kablam! 9 | pub const SECTOR_SIZE: usize = 512;
Nov 06 13:40:21.936 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 13:40:21.936 INFO kablam!   |
Nov 06 13:40:21.936 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 06 13:40:21.936 INFO kablam! 
Nov 06 13:40:21.936 INFO kablam! warning: field is never used: `elapsed`
Nov 06 13:40:21.936 INFO kablam!    --> src/fsbench/blktrace/trace.rs:147:5
Nov 06 13:40:21.937 INFO kablam!     |
Nov 06 13:40:21.937 INFO kablam! 147 |     elapsed: Duration,
Nov 06 13:40:21.937 INFO kablam!     |     ^^^^^^^^^^^^^^^^^
Nov 06 13:40:21.937 INFO kablam! 
Nov 06 13:40:21.937 INFO kablam! warning: method is never used: `total_duration`
Nov 06 13:40:21.937 INFO kablam!    --> src/fsbench/blktrace/trace.rs:243:5
Nov 06 13:40:21.937 INFO kablam!     |
Nov 06 13:40:21.937 INFO kablam! 243 |     pub fn total_duration(&self) -> Duration {
Nov 06 13:40:21.937 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 13:40:21.937 INFO kablam! 
Nov 06 13:40:21.937 INFO kablam! warning: struct is never constructed: `Read`
Nov 06 13:40:21.937 INFO kablam!    --> src/fsbench/operation.rs:160:1
Nov 06 13:40:21.937 INFO kablam!     |
Nov 06 13:40:21.937 INFO kablam! 160 | pub struct Read {
Nov 06 13:40:21.937 INFO kablam!     | ^^^^^^^^^^^^^^^
Nov 06 13:40:21.937 INFO kablam! 
Nov 06 13:40:21.937 INFO kablam! warning: method is never used: `new`
Nov 06 13:40:21.937 INFO kablam!    --> src/fsbench/operation.rs:165:5
Nov 06 13:40:21.937 INFO kablam!     |
Nov 06 13:40:21.937 INFO kablam! 165 |     pub fn new() -> Read {
Nov 06 13:40:21.937 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^
Nov 06 13:40:21.937 INFO kablam! 
Nov 06 13:40:21.937 INFO kablam! warning: method is never used: `run`
Nov 06 13:40:21.937 INFO kablam!    --> src/fsbench/operation.rs:171:5
Nov 06 13:40:21.937 INFO kablam!     |
Nov 06 13:40:21.937 INFO kablam! 171 |     pub fn run(&mut self, fd: RawFd, buf: &mut [u8]) -> nix::Result<usize> {
Nov 06 13:40:21.937 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 13:40:21.937 INFO kablam! 
Nov 06 13:40:21.937 INFO kablam! warning: struct is never constructed: `Write`
Nov 06 13:40:21.937 INFO kablam!    --> src/fsbench/operation.rs:192:1
Nov 06 13:40:21.937 INFO kablam!     |
Nov 06 13:40:21.937 INFO kablam! 192 | pub struct Write {
Nov 06 13:40:21.937 INFO kablam!     | ^^^^^^^^^^^^^^^^
Nov 06 13:40:21.937 INFO kablam! 
Nov 06 13:40:21.937 INFO kablam! warning: method is never used: `new`
Nov 06 13:40:21.937 INFO kablam!    --> src/fsbench/operation.rs:197:5
Nov 06 13:40:21.937 INFO kablam!     |
Nov 06 13:40:21.937 INFO kablam! 197 |     pub fn new() -> Write {
Nov 06 13:40:21.937 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^
Nov 06 13:40:21.937 INFO kablam! 
Nov 06 13:40:21.937 INFO kablam! warning: method is never used: `run`
Nov 06 13:40:21.937 INFO kablam!    --> src/fsbench/operation.rs:203:5
Nov 06 13:40:21.937 INFO kablam!     |
Nov 06 13:40:21.937 INFO kablam! 203 |     pub fn run(&mut self, fd: RawFd, buf: &[u8]) -> nix::Result<usize> {
Nov 06 13:40:21.937 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 13:40:21.937 INFO kablam! 
Nov 06 13:40:21.937 INFO kablam! warning: method is never used: `ops_per_second`
Nov 06 13:40:21.937 INFO kablam!   --> src/fsbench/statistics.rs:42:5
Nov 06 13:40:21.937 INFO kablam!    |
Nov 06 13:40:21.937 INFO kablam! 42 |     pub fn ops_per_second(&self) -> f64 {
Nov 06 13:40:21.937 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 13:40:21.937 INFO kablam! 
Nov 06 13:40:21.947 INFO kablam! warning: the feature `duration_extras` has been stable since 1.27.0 and no longer requires an attribute to enable
Nov 06 13:40:21.947 INFO kablam!  --> src/main.rs:1:12
Nov 06 13:40:21.947 INFO kablam!   |
Nov 06 13:40:21.947 INFO kablam! 1 | #![feature(duration_extras)]
Nov 06 13:40:21.947 INFO kablam!   |            ^^^^^^^^^^^^^^^
Nov 06 13:40:21.947 INFO kablam!   |
Nov 06 13:40:21.947 INFO kablam!   = note: #[warn(stable_features)] on by default
Nov 06 13:40:21.947 INFO kablam! 
Nov 06 13:40:22.048 INFO kablam! warning: constant item is never used: `SECTOR_SIZE`
Nov 06 13:40:22.048 INFO kablam!  --> src/fsbench/blktrace/trace.rs:9:1
Nov 06 13:40:22.048 INFO kablam!   |
Nov 06 13:40:22.048 INFO kablam! 9 | pub const SECTOR_SIZE: usize = 512;
Nov 06 13:40:22.048 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 13:40:22.048 INFO kablam!   |
Nov 06 13:40:22.048 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 06 13:40:22.048 INFO kablam! 
Nov 06 13:40:22.048 INFO kablam! warning: field is never used: `elapsed`
Nov 06 13:40:22.048 INFO kablam!    --> src/fsbench/blktrace/trace.rs:147:5
Nov 06 13:40:22.048 INFO kablam!     |
Nov 06 13:40:22.048 INFO kablam! 147 |     elapsed: Duration,
Nov 06 13:40:22.048 INFO kablam!     |     ^^^^^^^^^^^^^^^^^
Nov 06 13:40:22.048 INFO kablam! 
Nov 06 13:40:22.049 INFO kablam! warning: method is never used: `total_duration`
Nov 06 13:40:22.049 INFO kablam!    --> src/fsbench/blktrace/trace.rs:243:5
Nov 06 13:40:22.049 INFO kablam!     |
Nov 06 13:40:22.049 INFO kablam! 243 |     pub fn total_duration(&self) -> Duration {
Nov 06 13:40:22.049 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 13:40:22.049 INFO kablam! 
Nov 06 13:40:22.049 INFO kablam! warning: struct is never constructed: `Read`
Nov 06 13:40:22.049 INFO kablam!    --> src/fsbench/operation.rs:160:1
Nov 06 13:40:22.049 INFO kablam!     |
Nov 06 13:40:22.049 INFO kablam! 160 | pub struct Read {
Nov 06 13:40:22.049 INFO kablam!     | ^^^^^^^^^^^^^^^
Nov 06 13:40:22.049 INFO kablam! 
Nov 06 13:40:22.049 INFO kablam! warning: method is never used: `new`
Nov 06 13:40:22.049 INFO kablam!    --> src/fsbench/operation.rs:165:5
Nov 06 13:40:22.049 INFO kablam!     |
Nov 06 13:40:22.049 INFO kablam! 165 |     pub fn new() -> Read {
Nov 06 13:40:22.049 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^
Nov 06 13:40:22.049 INFO kablam! 
Nov 06 13:40:22.049 INFO kablam! warning: method is never used: `run`
Nov 06 13:40:22.049 INFO kablam!    --> src/fsbench/operation.rs:171:5
Nov 06 13:40:22.049 INFO kablam!     |
Nov 06 13:40:22.049 INFO kablam! 171 |     pub fn run(&mut self, fd: RawFd, buf: &mut [u8]) -> nix::Result<usize> {
Nov 06 13:40:22.049 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 13:40:22.049 INFO kablam! 
Nov 06 13:40:22.049 INFO kablam! warning: struct is never constructed: `Write`
Nov 06 13:40:22.049 INFO kablam!    --> src/fsbench/operation.rs:192:1
Nov 06 13:40:22.049 INFO kablam!     |
Nov 06 13:40:22.049 INFO kablam! 192 | pub struct Write {
Nov 06 13:40:22.049 INFO kablam!     | ^^^^^^^^^^^^^^^^
Nov 06 13:40:22.049 INFO kablam! 
Nov 06 13:40:22.049 INFO kablam! warning: method is never used: `new`
Nov 06 13:40:22.049 INFO kablam!    --> src/fsbench/operation.rs:197:5
Nov 06 13:40:22.049 INFO kablam!     |
Nov 06 13:40:22.049 INFO kablam! 197 |     pub fn new() -> Write {
Nov 06 13:40:22.049 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^
Nov 06 13:40:22.049 INFO kablam! 
Nov 06 13:40:22.059 INFO kablam! warning: method is never used: `run`
Nov 06 13:40:22.059 INFO kablam!    --> src/fsbench/operation.rs:203:5
Nov 06 13:40:22.059 INFO kablam!     |
Nov 06 13:40:22.059 INFO kablam! 203 |     pub fn run(&mut self, fd: RawFd, buf: &[u8]) -> nix::Result<usize> {
Nov 06 13:40:22.059 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 13:40:22.059 INFO kablam! 
Nov 06 13:40:22.059 INFO kablam! warning: method is never used: `ops_per_second`
Nov 06 13:40:22.059 INFO kablam!   --> src/fsbench/statistics.rs:42:5
Nov 06 13:40:22.059 INFO kablam!    |
Nov 06 13:40:22.059 INFO kablam! 42 |     pub fn ops_per_second(&self) -> f64 {
Nov 06 13:40:22.059 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 13:40:22.059 INFO kablam! 
Nov 06 13:40:22.059 INFO kablam! warning: the feature `duration_extras` has been stable since 1.27.0 and no longer requires an attribute to enable
Nov 06 13:40:22.059 INFO kablam!  --> src/main.rs:1:12
Nov 06 13:40:22.059 INFO kablam!   |
Nov 06 13:40:22.059 INFO kablam! 1 | #![feature(duration_extras)]
Nov 06 13:40:22.059 INFO kablam!   |            ^^^^^^^^^^^^^^^
Nov 06 13:40:22.059 INFO kablam!   |
Nov 06 13:40:22.059 INFO kablam!   = note: #[warn(stable_features)] on by default
Nov 06 13:40:22.059 INFO kablam! 
Nov 06 13:40:22.144 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 45.40s
Nov 06 13:40:22.160 INFO kablam! su: No module specific data is present
Nov 06 13:40:23.374 INFO running `"docker" "rm" "-f" "6606810eed66c54f88d18d3c64f8036bf01e31c18309cf99a117d2298b70425f"`
Nov 06 13:40:23.602 INFO blam! 6606810eed66c54f88d18d3c64f8036bf01e31c18309cf99a117d2298b70425f