Dec 17 14:32:20.089 INFO checking studoot/duplicate-finder against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 14:32:20.089 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/studoot/duplicate-finder:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 14:32:20.632 INFO [stdout] dbc5c4dc2c36509ada44f77cd6facb454c6b97feaa6ff4ed4930a60f6c41bd41
Dec 17 14:32:20.644 INFO running `"docker" "start" "-a" "dbc5c4dc2c36509ada44f77cd6facb454c6b97feaa6ff4ed4930a60f6c41bd41"`
Dec 17 14:32:22.168 INFO [stderr]     Checking either v1.2.0
Dec 17 14:32:22.173 INFO [stderr]     Checking crossbeam v0.2.10
Dec 17 14:32:22.173 INFO [stderr]     Checking memchr v1.0.1
Dec 17 14:32:22.173 INFO [stderr]     Checking term_size v0.3.0
Dec 17 14:32:22.173 INFO [stderr]     Checking num_cpus v1.6.2
Dec 17 14:32:22.173 INFO [stderr]     Checking atty v0.2.2
Dec 17 14:32:22.179 INFO [stderr]     Checking multimap v0.4.0
Dec 17 14:32:22.179 INFO [stderr]    Compiling structopt-derive v0.1.1
Dec 17 14:32:22.804 INFO [stderr]     Checking aho-corasick v0.6.3
Dec 17 14:32:22.828 INFO [stderr]     Checking textwrap v0.8.0
Dec 17 14:32:23.104 INFO [stderr]     Checking coco v0.1.1
Dec 17 14:32:23.397 INFO [stderr]     Checking clap v2.26.2
Dec 17 14:32:23.828 INFO [stderr]     Checking regex v0.2.2
Dec 17 14:32:24.904 INFO [stderr]     Checking rayon-core v1.2.1
Dec 17 14:32:26.660 INFO [stderr]     Checking rayon v0.8.2
Dec 17 14:32:27.814 INFO [stderr]     Checking globset v0.2.0
Dec 17 14:32:29.868 INFO [stderr]     Checking ignore v0.2.2
Dec 17 14:32:34.588 INFO [stderr]     Checking structopt v0.1.1
Dec 17 14:32:34.864 INFO [stderr]     Checking duplicate-finder v0.1.0 (/opt/crater/workdir)
Dec 17 14:32:35.572 INFO [stderr] warning: unused variable: `outputter`
Dec 17 14:32:35.572 INFO [stderr]   --> src/main.rs:92:13
Dec 17 14:32:35.572 INFO [stderr]    |
Dec 17 14:32:35.572 INFO [stderr] 92 |         let outputter = get_outputter(opts.output_type);
Dec 17 14:32:35.572 INFO [stderr]    |             ^^^^^^^^^ help: consider using `_outputter` instead
Dec 17 14:32:35.572 INFO [stderr]    |
Dec 17 14:32:35.572 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 14:32:35.572 INFO [stderr] 
Dec 17 14:32:35.572 INFO [stderr] warning: unused variable: `stream`
Dec 17 14:32:35.572 INFO [stderr]  --> src/output/csv.rs:9:22
Dec 17 14:32:35.572 INFO [stderr]   |
Dec 17 14:32:35.572 INFO [stderr] 9 |     fn output(&self, stream: &mut Write, d : &Duplicates) -> () {
Dec 17 14:32:35.572 INFO [stderr]   |                      ^^^^^^ help: consider using `_stream` instead
Dec 17 14:32:35.572 INFO [stderr] 
Dec 17 14:32:35.572 INFO [stderr] warning: unused variable: `d`
Dec 17 14:32:35.572 INFO [stderr]  --> src/output/csv.rs:9:42
Dec 17 14:32:35.572 INFO [stderr]   |
Dec 17 14:32:35.572 INFO [stderr] 9 |     fn output(&self, stream: &mut Write, d : &Duplicates) -> () {
Dec 17 14:32:35.572 INFO [stderr]   |                                          ^ help: consider using `_d` instead
Dec 17 14:32:35.572 INFO [stderr] 
Dec 17 14:32:35.572 INFO [stderr] warning: unused variable: `stream`
Dec 17 14:32:35.572 INFO [stderr]  --> src/output/json.rs:9:22
Dec 17 14:32:35.572 INFO [stderr]   |
Dec 17 14:32:35.572 INFO [stderr] 9 |     fn output(&self, stream: &mut Write, d : &Duplicates) -> () {
Dec 17 14:32:35.572 INFO [stderr]   |                      ^^^^^^ help: consider using `_stream` instead
Dec 17 14:32:35.572 INFO [stderr] 
Dec 17 14:32:35.572 INFO [stderr] warning: unused variable: `d`
Dec 17 14:32:35.572 INFO [stderr]  --> src/output/json.rs:9:42
Dec 17 14:32:35.572 INFO [stderr]   |
Dec 17 14:32:35.572 INFO [stderr] 9 |     fn output(&self, stream: &mut Write, d : &Duplicates) -> () {
Dec 17 14:32:35.572 INFO [stderr]   |                                          ^ help: consider using `_d` instead
Dec 17 14:32:35.572 INFO [stderr] 
Dec 17 14:32:35.613 INFO [stderr] warning: the feature `attr_literals` has been stable since 1.30.0 and no longer requires an attribute to enable
Dec 17 14:32:35.613 INFO [stderr]  --> src/main.rs:1:12
Dec 17 14:32:35.613 INFO [stderr]   |
Dec 17 14:32:35.613 INFO [stderr] 1 | #![feature(attr_literals, rustc_private)]
Dec 17 14:32:35.613 INFO [stderr]   |            ^^^^^^^^^^^^^
Dec 17 14:32:35.613 INFO [stderr]   |
Dec 17 14:32:35.613 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 17 14:32:35.613 INFO [stderr] 
Dec 17 14:32:35.624 INFO [stderr] warning: unused variable: `outputter`
Dec 17 14:32:35.624 INFO [stderr]   --> src/main.rs:92:13
Dec 17 14:32:35.624 INFO [stderr]    |
Dec 17 14:32:35.624 INFO [stderr] 92 |         let outputter = get_outputter(opts.output_type);
Dec 17 14:32:35.624 INFO [stderr]    |             ^^^^^^^^^ help: consider using `_outputter` instead
Dec 17 14:32:35.624 INFO [stderr]    |
Dec 17 14:32:35.624 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 14:32:35.624 INFO [stderr] 
Dec 17 14:32:35.624 INFO [stderr] warning: unused variable: `stream`
Dec 17 14:32:35.624 INFO [stderr]  --> src/output/csv.rs:9:22
Dec 17 14:32:35.624 INFO [stderr]   |
Dec 17 14:32:35.624 INFO [stderr] 9 |     fn output(&self, stream: &mut Write, d : &Duplicates) -> () {
Dec 17 14:32:35.624 INFO [stderr]   |                      ^^^^^^ help: consider using `_stream` instead
Dec 17 14:32:35.624 INFO [stderr] 
Dec 17 14:32:35.624 INFO [stderr] warning: unused variable: `d`
Dec 17 14:32:35.624 INFO [stderr]  --> src/output/csv.rs:9:42
Dec 17 14:32:35.624 INFO [stderr]   |
Dec 17 14:32:35.624 INFO [stderr] 9 |     fn output(&self, stream: &mut Write, d : &Duplicates) -> () {
Dec 17 14:32:35.624 INFO [stderr]   |                                          ^ help: consider using `_d` instead
Dec 17 14:32:35.624 INFO [stderr] 
Dec 17 14:32:35.624 INFO [stderr] warning: unused variable: `stream`
Dec 17 14:32:35.624 INFO [stderr]  --> src/output/json.rs:9:22
Dec 17 14:32:35.624 INFO [stderr]   |
Dec 17 14:32:35.624 INFO [stderr] 9 |     fn output(&self, stream: &mut Write, d : &Duplicates) -> () {
Dec 17 14:32:35.624 INFO [stderr]   |                      ^^^^^^ help: consider using `_stream` instead
Dec 17 14:32:35.624 INFO [stderr] 
Dec 17 14:32:35.625 INFO [stderr] warning: unused variable: `d`
Dec 17 14:32:35.625 INFO [stderr]  --> src/output/json.rs:9:42
Dec 17 14:32:35.625 INFO [stderr]   |
Dec 17 14:32:35.625 INFO [stderr] 9 |     fn output(&self, stream: &mut Write, d : &Duplicates) -> () {
Dec 17 14:32:35.625 INFO [stderr]   |                                          ^ help: consider using `_d` instead
Dec 17 14:32:35.625 INFO [stderr] 
Dec 17 14:32:35.748 INFO [stderr] warning: the feature `attr_literals` has been stable since 1.30.0 and no longer requires an attribute to enable
Dec 17 14:32:35.748 INFO [stderr]  --> src/main.rs:1:12
Dec 17 14:32:35.748 INFO [stderr]   |
Dec 17 14:32:35.748 INFO [stderr] 1 | #![feature(attr_literals, rustc_private)]
Dec 17 14:32:35.748 INFO [stderr]   |            ^^^^^^^^^^^^^
Dec 17 14:32:35.748 INFO [stderr]   |
Dec 17 14:32:35.748 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 17 14:32:35.748 INFO [stderr] 
Dec 17 14:32:35.799 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.82s
Dec 17 14:32:36.997 INFO running `"docker" "inspect" "dbc5c4dc2c36509ada44f77cd6facb454c6b97feaa6ff4ed4930a60f6c41bd41"`
Dec 17 14:32:37.272 INFO running `"docker" "rm" "-f" "dbc5c4dc2c36509ada44f77cd6facb454c6b97feaa6ff4ed4930a60f6c41bd41"`
Dec 17 14:32:37.573 INFO [stdout] dbc5c4dc2c36509ada44f77cd6facb454c6b97feaa6ff4ed4930a60f6c41bd41