Nov 02 06:11:00.870 INFO checking souvik1997/fsbench against master#f6e9a6e41cd9b1fb687e296b5a6d4c6ad399f862 for pr-55517
Nov 02 06:11:00.870 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55517/worker-7/master#f6e9a6e41cd9b1fb687e296b5a6d4c6ad399f862:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55517/master#f6e9a6e41cd9b1fb687e296b5a6d4c6ad399f862:/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 +f6e9a6e41cd9b1fb687e296b5a6d4c6ad399f862-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 02 06:11:01.316 INFO blam! 71c2861b28baa539d73255d72d5f826510132338647e0ed6dbdadadad2c1d563
Nov 02 06:11:01.328 INFO running `"docker" "start" "-a" "71c2861b28baa539d73255d72d5f826510132338647e0ed6dbdadadad2c1d563"`
Nov 02 06:11:03.300 INFO kablam! usermod: no changes
Nov 02 06:11:03.492 INFO kablam!     Checking serde v1.0.29
Nov 02 06:11:03.492 INFO kablam!     Checking num-integer v0.1.36
Nov 02 06:11:03.492 INFO kablam!     Checking log v0.4.1
Nov 02 06:11:03.496 INFO kablam!    Compiling serde_derive_internals v0.20.0
Nov 02 06:11:03.496 INFO kablam!    Compiling num-derive v0.2.0
Nov 02 06:11:03.496 INFO kablam!     Checking rayon-core v1.4.0
Nov 02 06:11:05.853 INFO kablam!     Checking fern v0.5.2
Nov 02 06:11:05.941 INFO kablam!     Checking num-bigint v0.1.43
Nov 02 06:11:05.941 INFO kablam!     Checking num-iter v0.1.35
Nov 02 06:11:08.626 INFO kablam!     Checking rayon v1.0.0
Nov 02 06:11:17.846 INFO kablam!    Compiling serde_derive v1.0.29
Nov 02 06:11:17.947 INFO kablam!     Checking num-rational v0.1.42
Nov 02 06:11:20.602 INFO kablam!     Checking num v0.1.42
Nov 02 06:11:21.393 INFO kablam!     Checking chrono v0.4.0
Nov 02 06:11:39.194 INFO kablam!     Checking serde_json v1.0.11
Nov 02 06:11:41.341 INFO kablam!     Checking fsbench v0.1.0 (/source)
Nov 02 06:11:42.908 INFO kablam! warning: unused import: `std::process::Command`
Nov 02 06:11:42.908 INFO kablam!    --> src/fsbench/blktrace/trace.rs:173:13
Nov 02 06:11:42.908 INFO kablam!     |
Nov 02 06:11:42.908 INFO kablam! 173 |         use std::process::Command;
Nov 02 06:11:42.908 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^
Nov 02 06:11:42.908 INFO kablam!     |
Nov 02 06:11:42.908 INFO kablam!     = note: #[warn(unused_imports)] on by default
Nov 02 06:11:42.908 INFO kablam! 
Nov 02 06:11:42.944 INFO kablam! warning: unused import: `std::process::Command`
Nov 02 06:11:42.944 INFO kablam!    --> src/fsbench/blktrace/trace.rs:173:13
Nov 02 06:11:42.944 INFO kablam!     |
Nov 02 06:11:42.944 INFO kablam! 173 |         use std::process::Command;
Nov 02 06:11:42.944 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^
Nov 02 06:11:42.944 INFO kablam!     |
Nov 02 06:11:42.944 INFO kablam!     = note: #[warn(unused_imports)] on by default
Nov 02 06:11:42.944 INFO kablam! 
Nov 02 06:11:43.997 INFO kablam! warning: unused variable: `split_string`
Nov 02 06:11:43.997 INFO kablam!   --> src/fsbench/operation.rs:28:9
Nov 02 06:11:43.997 INFO kablam!    |
Nov 02 06:11:43.998 INFO kablam! 28 |     let split_string = vec![String::new()];
Nov 02 06:11:43.998 INFO kablam!    |         ^^^^^^^^^^^^ help: consider using `_split_string` instead
Nov 02 06:11:43.998 INFO kablam!    |
Nov 02 06:11:43.999 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 02 06:11:43.999 INFO kablam! 
Nov 02 06:11:43.999 INFO kablam! warning: variable `bytes` is assigned to, but never used
Nov 02 06:11:43.999 INFO kablam!    --> src/fsbench/operation.rs:304:17
Nov 02 06:11:44.000 INFO kablam!     |
Nov 02 06:11:44.000 INFO kablam! 304 |         let mut bytes = 0;
Nov 02 06:11:44.000 INFO kablam!     |                 ^^^^^
Nov 02 06:11:44.001 INFO kablam!     |
Nov 02 06:11:44.001 INFO kablam!     = note: consider using `_bytes` instead
Nov 02 06:11:44.001 INFO kablam! 
Nov 02 06:11:44.469 INFO kablam! warning: constant item is never used: `SECTOR_SIZE`
Nov 02 06:11:44.469 INFO kablam!  --> src/fsbench/blktrace/trace.rs:9:1
Nov 02 06:11:44.469 INFO kablam!   |
Nov 02 06:11:44.469 INFO kablam! 9 | pub const SECTOR_SIZE: usize = 512;
Nov 02 06:11:44.469 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 06:11:44.469 INFO kablam!   |
Nov 02 06:11:44.470 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 02 06:11:44.470 INFO kablam! 
Nov 02 06:11:44.470 INFO kablam! warning: field is never used: `elapsed`
Nov 02 06:11:44.470 INFO kablam!    --> src/fsbench/blktrace/trace.rs:147:5
Nov 02 06:11:44.470 INFO kablam!     |
Nov 02 06:11:44.470 INFO kablam! 147 |     elapsed: Duration,
Nov 02 06:11:44.470 INFO kablam!     |     ^^^^^^^^^^^^^^^^^
Nov 02 06:11:44.470 INFO kablam! 
Nov 02 06:11:44.470 INFO kablam! warning: method is never used: `total_duration`
Nov 02 06:11:44.470 INFO kablam!    --> src/fsbench/blktrace/trace.rs:243:5
Nov 02 06:11:44.470 INFO kablam!     |
Nov 02 06:11:44.470 INFO kablam! 243 |     pub fn total_duration(&self) -> Duration {
Nov 02 06:11:44.471 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 06:11:44.471 INFO kablam! 
Nov 02 06:11:44.472 INFO kablam! warning: struct is never constructed: `Read`
Nov 02 06:11:44.472 INFO kablam!    --> src/fsbench/operation.rs:160:1
Nov 02 06:11:44.472 INFO kablam!     |
Nov 02 06:11:44.472 INFO kablam! 160 | pub struct Read {
Nov 02 06:11:44.472 INFO kablam!     | ^^^^^^^^^^^^^^^
Nov 02 06:11:44.472 INFO kablam! 
Nov 02 06:11:44.473 INFO kablam! warning: method is never used: `new`
Nov 02 06:11:44.473 INFO kablam!    --> src/fsbench/operation.rs:165:5
Nov 02 06:11:44.473 INFO kablam!     |
Nov 02 06:11:44.473 INFO kablam! 165 |     pub fn new() -> Read {
Nov 02 06:11:44.473 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^
Nov 02 06:11:44.473 INFO kablam! 
Nov 02 06:11:44.473 INFO kablam! warning: method is never used: `run`
Nov 02 06:11:44.474 INFO kablam!    --> src/fsbench/operation.rs:171:5
Nov 02 06:11:44.474 INFO kablam!     |
Nov 02 06:11:44.474 INFO kablam! 171 |     pub fn run(&mut self, fd: RawFd, buf: &mut [u8]) -> nix::Result<usize> {
Nov 02 06:11:44.474 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 06:11:44.474 INFO kablam! 
Nov 02 06:11:44.474 INFO kablam! warning: struct is never constructed: `Write`
Nov 02 06:11:44.475 INFO kablam!    --> src/fsbench/operation.rs:192:1
Nov 02 06:11:44.475 INFO kablam!     |
Nov 02 06:11:44.475 INFO kablam! 192 | pub struct Write {
Nov 02 06:11:44.475 INFO kablam!     | ^^^^^^^^^^^^^^^^
Nov 02 06:11:44.475 INFO kablam! 
Nov 02 06:11:44.475 INFO kablam! warning: method is never used: `new`
Nov 02 06:11:44.476 INFO kablam!    --> src/fsbench/operation.rs:197:5
Nov 02 06:11:44.476 INFO kablam!     |
Nov 02 06:11:44.480 INFO kablam! 197 |     pub fn new() -> Write {
Nov 02 06:11:44.480 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^
Nov 02 06:11:44.480 INFO kablam! 
Nov 02 06:11:44.480 INFO kablam! warning: method is never used: `run`
Nov 02 06:11:44.481 INFO kablam!    --> src/fsbench/operation.rs:203:5
Nov 02 06:11:44.481 INFO kablam!     |
Nov 02 06:11:44.481 INFO kablam! 203 |     pub fn run(&mut self, fd: RawFd, buf: &[u8]) -> nix::Result<usize> {
Nov 02 06:11:44.481 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 06:11:44.481 INFO kablam! 
Nov 02 06:11:44.481 INFO kablam! warning: method is never used: `ops_per_second`
Nov 02 06:11:44.482 INFO kablam!   --> src/fsbench/statistics.rs:42:5
Nov 02 06:11:44.482 INFO kablam!    |
Nov 02 06:11:44.482 INFO kablam! 42 |     pub fn ops_per_second(&self) -> f64 {
Nov 02 06:11:44.482 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 06:11:44.482 INFO kablam! 
Nov 02 06:11:44.482 INFO kablam! warning: the feature `duration_extras` has been stable since 1.27.0 and no longer requires an attribute to enable
Nov 02 06:11:44.483 INFO kablam!  --> src/main.rs:1:12
Nov 02 06:11:44.483 INFO kablam!   |
Nov 02 06:11:44.483 INFO kablam! 1 | #![feature(duration_extras)]
Nov 02 06:11:44.483 INFO kablam!   |            ^^^^^^^^^^^^^^^
Nov 02 06:11:44.483 INFO kablam!   |
Nov 02 06:11:44.483 INFO kablam!   = note: #[warn(stable_features)] on by default
Nov 02 06:11:44.484 INFO kablam! 
Nov 02 06:11:44.696 INFO kablam! warning: unused variable: `split_string`
Nov 02 06:11:44.696 INFO kablam!   --> src/fsbench/operation.rs:28:9
Nov 02 06:11:44.697 INFO kablam!    |
Nov 02 06:11:44.697 INFO kablam! 28 |     let split_string = vec![String::new()];
Nov 02 06:11:44.697 INFO kablam!    |         ^^^^^^^^^^^^ help: consider using `_split_string` instead
Nov 02 06:11:44.697 INFO kablam!    |
Nov 02 06:11:44.697 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 02 06:11:44.697 INFO kablam! 
Nov 02 06:11:44.697 INFO kablam! warning: variable `bytes` is assigned to, but never used
Nov 02 06:11:44.698 INFO kablam!    --> src/fsbench/operation.rs:304:17
Nov 02 06:11:44.698 INFO kablam!     |
Nov 02 06:11:44.698 INFO kablam! 304 |         let mut bytes = 0;
Nov 02 06:11:44.698 INFO kablam!     |                 ^^^^^
Nov 02 06:11:44.698 INFO kablam!     |
Nov 02 06:11:44.698 INFO kablam!     = note: consider using `_bytes` instead
Nov 02 06:11:44.698 INFO kablam! 
Nov 02 06:11:45.058 INFO kablam! warning: constant item is never used: `SECTOR_SIZE`
Nov 02 06:11:45.058 INFO kablam!  --> src/fsbench/blktrace/trace.rs:9:1
Nov 02 06:11:45.058 INFO kablam!   |
Nov 02 06:11:45.059 INFO kablam! 9 | pub const SECTOR_SIZE: usize = 512;
Nov 02 06:11:45.059 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 06:11:45.059 INFO kablam!   |
Nov 02 06:11:45.060 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 02 06:11:45.060 INFO kablam! 
Nov 02 06:11:45.060 INFO kablam! warning: field is never used: `elapsed`
Nov 02 06:11:45.060 INFO kablam!    --> src/fsbench/blktrace/trace.rs:147:5
Nov 02 06:11:45.061 INFO kablam!     |
Nov 02 06:11:45.061 INFO kablam! 147 |     elapsed: Duration,
Nov 02 06:11:45.061 INFO kablam!     |     ^^^^^^^^^^^^^^^^^
Nov 02 06:11:45.061 INFO kablam! 
Nov 02 06:11:45.061 INFO kablam! warning: method is never used: `total_duration`
Nov 02 06:11:45.062 INFO kablam!    --> src/fsbench/blktrace/trace.rs:243:5
Nov 02 06:11:45.062 INFO kablam!     |
Nov 02 06:11:45.062 INFO kablam! 243 |     pub fn total_duration(&self) -> Duration {
Nov 02 06:11:45.062 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 06:11:45.063 INFO kablam! 
Nov 02 06:11:45.063 INFO kablam! warning: struct is never constructed: `Read`
Nov 02 06:11:45.063 INFO kablam!    --> src/fsbench/operation.rs:160:1
Nov 02 06:11:45.063 INFO kablam!     |
Nov 02 06:11:45.064 INFO kablam! 160 | pub struct Read {
Nov 02 06:11:45.064 INFO kablam!     | ^^^^^^^^^^^^^^^
Nov 02 06:11:45.064 INFO kablam! 
Nov 02 06:11:45.064 INFO kablam! warning: method is never used: `new`
Nov 02 06:11:45.065 INFO kablam!    --> src/fsbench/operation.rs:165:5
Nov 02 06:11:45.065 INFO kablam!     |
Nov 02 06:11:45.065 INFO kablam! 165 |     pub fn new() -> Read {
Nov 02 06:11:45.065 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^
Nov 02 06:11:45.066 INFO kablam! 
Nov 02 06:11:45.066 INFO kablam! warning: method is never used: `run`
Nov 02 06:11:45.066 INFO kablam!    --> src/fsbench/operation.rs:171:5
Nov 02 06:11:45.066 INFO kablam!     |
Nov 02 06:11:45.067 INFO kablam! 171 |     pub fn run(&mut self, fd: RawFd, buf: &mut [u8]) -> nix::Result<usize> {
Nov 02 06:11:45.067 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 06:11:45.067 INFO kablam! 
Nov 02 06:11:45.068 INFO kablam! warning: struct is never constructed: `Write`
Nov 02 06:11:45.068 INFO kablam!    --> src/fsbench/operation.rs:192:1
Nov 02 06:11:45.068 INFO kablam!     |
Nov 02 06:11:45.068 INFO kablam! 192 | pub struct Write {
Nov 02 06:11:45.069 INFO kablam!     | ^^^^^^^^^^^^^^^^
Nov 02 06:11:45.069 INFO kablam! 
Nov 02 06:11:45.069 INFO kablam! warning: method is never used: `new`
Nov 02 06:11:45.069 INFO kablam!    --> src/fsbench/operation.rs:197:5
Nov 02 06:11:45.070 INFO kablam!     |
Nov 02 06:11:45.070 INFO kablam! 197 |     pub fn new() -> Write {
Nov 02 06:11:45.070 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^
Nov 02 06:11:45.071 INFO kablam! 
Nov 02 06:11:45.071 INFO kablam! warning: method is never used: `run`
Nov 02 06:11:45.071 INFO kablam!    --> src/fsbench/operation.rs:203:5
Nov 02 06:11:45.071 INFO kablam!     |
Nov 02 06:11:45.072 INFO kablam! 203 |     pub fn run(&mut self, fd: RawFd, buf: &[u8]) -> nix::Result<usize> {
Nov 02 06:11:45.076 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 06:11:45.076 INFO kablam! 
Nov 02 06:11:45.077 INFO kablam! warning: method is never used: `ops_per_second`
Nov 02 06:11:45.077 INFO kablam!   --> src/fsbench/statistics.rs:42:5
Nov 02 06:11:45.077 INFO kablam!    |
Nov 02 06:11:45.078 INFO kablam! 42 |     pub fn ops_per_second(&self) -> f64 {
Nov 02 06:11:45.078 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 06:11:45.078 INFO kablam! 
Nov 02 06:11:45.078 INFO kablam! warning: the feature `duration_extras` has been stable since 1.27.0 and no longer requires an attribute to enable
Nov 02 06:11:45.079 INFO kablam!  --> src/main.rs:1:12
Nov 02 06:11:45.079 INFO kablam!   |
Nov 02 06:11:45.079 INFO kablam! 1 | #![feature(duration_extras)]
Nov 02 06:11:45.079 INFO kablam!   |            ^^^^^^^^^^^^^^^
Nov 02 06:11:45.080 INFO kablam!   |
Nov 02 06:11:45.080 INFO kablam!   = note: #[warn(stable_features)] on by default
Nov 02 06:11:45.080 INFO kablam! 
Nov 02 06:11:45.170 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 41.85s
Nov 02 06:11:45.180 INFO kablam! su: No module specific data is present
Nov 02 06:11:46.641 INFO running `"docker" "rm" "-f" "71c2861b28baa539d73255d72d5f826510132338647e0ed6dbdadadad2c1d563"`
Nov 02 06:11:46.956 INFO blam! 71c2861b28baa539d73255d72d5f826510132338647e0ed6dbdadadad2c1d563