Dec 18 01:56:45.167 INFO checking cyplo/rustback against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 01:56:45.167 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-5/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/cyplo/rustback:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 01:56:45.550 INFO [stdout] 508bdb526e79708b5fcaac2c74d72e406ffc151b54aecfb41bbb3dc4d3886cbe
Dec 18 01:56:45.551 INFO running `"docker" "start" "-a" "508bdb526e79708b5fcaac2c74d72e406ffc151b54aecfb41bbb3dc4d3886cbe"`
Dec 18 01:56:46.592 INFO [stderr]     Checking dir-diff v0.3.1
Dec 18 01:56:46.592 INFO [stderr]     Checking bakare v0.1.0 (/opt/crater/workdir)
Dec 18 01:56:47.149 INFO [stderr] warning: unused variable: `path`
Dec 18 01:56:47.149 INFO [stderr]   --> src/backup.rs:32:32
Dec 18 01:56:47.149 INFO [stderr]    |
Dec 18 01:56:47.149 INFO [stderr] 32 |     pub fn file_version(&self, path: &Path) -> Version {
Dec 18 01:56:47.149 INFO [stderr]    |                                ^^^^ help: consider using `_path` instead
Dec 18 01:56:47.149 INFO [stderr]    |
Dec 18 01:56:47.156 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 01:56:47.156 INFO [stderr] 
Dec 18 01:56:47.156 INFO [stderr] warning: unused variable: `what`
Dec 18 01:56:47.156 INFO [stderr]   --> src/restore.rs:34:41
Dec 18 01:56:47.156 INFO [stderr]    |
Dec 18 01:56:47.156 INFO [stderr] 34 |     pub fn restore_as_of_version(&self, what: WhatToRestore, version: Version) -> Result<(), io::Error> {
Dec 18 01:56:47.156 INFO [stderr]    |                                         ^^^^ help: consider using `_what` instead
Dec 18 01:56:47.156 INFO [stderr] 
Dec 18 01:56:47.156 INFO [stderr] warning: unused variable: `version`
Dec 18 01:56:47.156 INFO [stderr]   --> src/restore.rs:34:62
Dec 18 01:56:47.156 INFO [stderr]    |
Dec 18 01:56:47.156 INFO [stderr] 34 |     pub fn restore_as_of_version(&self, what: WhatToRestore, version: Version) -> Result<(), io::Error> {
Dec 18 01:56:47.156 INFO [stderr]    |                                                              ^^^^^^^ help: consider using `_version` instead
Dec 18 01:56:47.156 INFO [stderr] 
Dec 18 01:56:47.173 INFO [stderr] warning: method is never used: `next`
Dec 18 01:56:47.173 INFO [stderr]  --> src/storage.rs:8:5
Dec 18 01:56:47.173 INFO [stderr]   |
Dec 18 01:56:47.173 INFO [stderr] 8 |     fn next(self) -> Self {
Dec 18 01:56:47.173 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:56:47.173 INFO [stderr]   |
Dec 18 01:56:47.173 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 18 01:56:47.173 INFO [stderr] 
Dec 18 01:56:47.173 INFO [stderr] warning: struct is never constructed: `Index`
Dec 18 01:56:47.173 INFO [stderr]   --> src/storage.rs:29:1
Dec 18 01:56:47.173 INFO [stderr]    |
Dec 18 01:56:47.173 INFO [stderr] 29 | struct Index<'a> {
Dec 18 01:56:47.173 INFO [stderr]    | ^^^^^^^^^^^^^^^^
Dec 18 01:56:47.173 INFO [stderr] 
Dec 18 01:56:47.173 INFO [stderr] warning: method is never used: `new`
Dec 18 01:56:47.173 INFO [stderr]   --> src/storage.rs:35:5
Dec 18 01:56:47.173 INFO [stderr]    |
Dec 18 01:56:47.173 INFO [stderr] 35 |     fn new() -> Self {
Dec 18 01:56:47.173 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 18 01:56:47.173 INFO [stderr] 
Dec 18 01:56:47.173 INFO [stderr] warning: method is never used: `store`
Dec 18 01:56:47.173 INFO [stderr]   --> src/storage.rs:42:5
Dec 18 01:56:47.173 INFO [stderr]    |
Dec 18 01:56:47.173 INFO [stderr] 42 |     fn store(&mut self, source_path: &'a str, hash: Hash) -> (Version, String) {
Dec 18 01:56:47.173 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:56:47.173 INFO [stderr] 
Dec 18 01:56:47.173 INFO [stderr] warning: method is never used: `latest_version_for_path`
Dec 18 01:56:47.173 INFO [stderr]   --> src/storage.rs:91:5
Dec 18 01:56:47.173 INFO [stderr]    |
Dec 18 01:56:47.173 INFO [stderr] 91 |     fn latest_version_for_path(&self, path: &str) -> Option<Version> {
Dec 18 01:56:47.173 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:56:47.173 INFO [stderr] 
Dec 18 01:56:47.424 INFO [stderr] warning: unused variable: `path`
Dec 18 01:56:47.424 INFO [stderr]   --> src/backup.rs:32:32
Dec 18 01:56:47.424 INFO [stderr]    |
Dec 18 01:56:47.424 INFO [stderr] 32 |     pub fn file_version(&self, path: &Path) -> Version {
Dec 18 01:56:47.424 INFO [stderr]    |                                ^^^^ help: consider using `_path` instead
Dec 18 01:56:47.424 INFO [stderr]    |
Dec 18 01:56:47.424 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 01:56:47.424 INFO [stderr] 
Dec 18 01:56:47.424 INFO [stderr] warning: unused variable: `what`
Dec 18 01:56:47.424 INFO [stderr]   --> src/restore.rs:34:41
Dec 18 01:56:47.424 INFO [stderr]    |
Dec 18 01:56:47.424 INFO [stderr] 34 |     pub fn restore_as_of_version(&self, what: WhatToRestore, version: Version) -> Result<(), io::Error> {
Dec 18 01:56:47.424 INFO [stderr]    |                                         ^^^^ help: consider using `_what` instead
Dec 18 01:56:47.424 INFO [stderr] 
Dec 18 01:56:47.424 INFO [stderr] warning: unused variable: `version`
Dec 18 01:56:47.424 INFO [stderr]   --> src/restore.rs:34:62
Dec 18 01:56:47.424 INFO [stderr]    |
Dec 18 01:56:47.424 INFO [stderr] 34 |     pub fn restore_as_of_version(&self, what: WhatToRestore, version: Version) -> Result<(), io::Error> {
Dec 18 01:56:47.424 INFO [stderr]    |                                                              ^^^^^^^ help: consider using `_version` instead
Dec 18 01:56:47.424 INFO [stderr] 
Dec 18 01:56:47.899 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.39s
Dec 18 01:56:48.484 INFO running `"docker" "inspect" "508bdb526e79708b5fcaac2c74d72e406ffc151b54aecfb41bbb3dc4d3886cbe"`
Dec 18 01:56:48.772 INFO running `"docker" "rm" "-f" "508bdb526e79708b5fcaac2c74d72e406ffc151b54aecfb41bbb3dc4d3886cbe"`
Dec 18 01:56:48.980 INFO [stdout] 508bdb526e79708b5fcaac2c74d72e406ffc151b54aecfb41bbb3dc4d3886cbe