[INFO] updating cached repository NathanFrasier/rust-rep
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/NathanFrasier/rust-rep
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/NathanFrasier/rust-rep" "work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/NathanFrasier/rust-rep"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/NathanFrasier/rust-rep'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/NathanFrasier/rust-rep" "work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/NathanFrasier/rust-rep"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/NathanFrasier/rust-rep'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 206db942fb56c9936f7ac78cc417ae4351a738bb
[INFO] sha for GitHub repo NathanFrasier/rust-rep: 206db942fb56c9936f7ac78cc417ae4351a738bb
[INFO] validating manifest of NathanFrasier/rust-rep on toolchain master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of NathanFrasier/rust-rep on toolchain try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing NathanFrasier/rust-rep
[INFO] finished frobbing NathanFrasier/rust-rep
[INFO] frobbed toml for NathanFrasier/rust-rep written to work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/NathanFrasier/rust-rep/Cargo.toml
[INFO] started frobbing NathanFrasier/rust-rep
[INFO] finished frobbing NathanFrasier/rust-rep
[INFO] frobbed toml for NathanFrasier/rust-rep written to work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/NathanFrasier/rust-rep/Cargo.toml
[INFO] crate NathanFrasier/rust-rep already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking NathanFrasier/rust-rep against try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b for pr-59199
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-0/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/NathanFrasier/rust-rep:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] d132d057c1200e6320d0226dc77175d394c34cc56bdb144ce89c56dc87ff64bb
[INFO] running `"docker" "start" "-a" "d132d057c1200e6320d0226dc77175d394c34cc56bdb144ce89c56dc87ff64bb"`
[INFO] [stderr]     Checking libc v0.2.35
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking regex v0.2.5
[INFO] [stderr]     Checking docopt v0.8.3
[INFO] [stderr]     Checking rust_rep v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `filename`
[INFO] [stderr]   --> src/main.rs:68:10
[INFO] [stderr]    |
[INFO] [stderr] 68 | fn serve(filename:&str, connection:&str) {
[INFO] [stderr]    |          ^^^^^^^^ help: consider prefixing with an underscore: `_filename`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `connection`
[INFO] [stderr]   --> src/main.rs:68:25
[INFO] [stderr]    |
[INFO] [stderr] 68 | fn serve(filename:&str, connection:&str) {
[INFO] [stderr]    |                         ^^^^^^^^^^ help: consider prefixing with an underscore: `_connection`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `server_info`
[INFO] [stderr]   --> src/main.rs:71:9
[INFO] [stderr]    |
[INFO] [stderr] 71 | fn seed(server_info:&str, connection:&str, output:&str) {
[INFO] [stderr]    |         ^^^^^^^^^^^ help: consider prefixing with an underscore: `_server_info`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `connection`
[INFO] [stderr]   --> src/main.rs:71:27
[INFO] [stderr]    |
[INFO] [stderr] 71 | fn seed(server_info:&str, connection:&str, output:&str) {
[INFO] [stderr]    |                           ^^^^^^^^^^ help: consider prefixing with an underscore: `_connection`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `output`
[INFO] [stderr]   --> src/main.rs:71:44
[INFO] [stderr]    |
[INFO] [stderr] 71 | fn seed(server_info:&str, connection:&str, output:&str) {
[INFO] [stderr]    |                                            ^^^^^^ help: consider prefixing with an underscore: `_output`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `server_info`
[INFO] [stderr]   --> src/main.rs:75:10
[INFO] [stderr]    |
[INFO] [stderr] 75 | fn leech(server_info:&str, output:&str) {
[INFO] [stderr]    |          ^^^^^^^^^^^ help: consider prefixing with an underscore: `_server_info`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `output`
[INFO] [stderr]   --> src/main.rs:75:28
[INFO] [stderr]    |
[INFO] [stderr] 75 | fn leech(server_info:&str, output:&str) {
[INFO] [stderr]    |                            ^^^^^^ help: consider prefixing with an underscore: `_output`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `filename`
[INFO] [stderr]   --> src/main.rs:68:10
[INFO] [stderr]    |
[INFO] [stderr] 68 | fn serve(filename:&str, connection:&str) {
[INFO] [stderr]    |          ^^^^^^^^ help: consider prefixing with an underscore: `_filename`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `connection`
[INFO] [stderr]   --> src/main.rs:68:25
[INFO] [stderr]    |
[INFO] [stderr] 68 | fn serve(filename:&str, connection:&str) {
[INFO] [stderr]    |                         ^^^^^^^^^^ help: consider prefixing with an underscore: `_connection`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `server_info`
[INFO] [stderr]   --> src/main.rs:71:9
[INFO] [stderr]    |
[INFO] [stderr] 71 | fn seed(server_info:&str, connection:&str, output:&str) {
[INFO] [stderr]    |         ^^^^^^^^^^^ help: consider prefixing with an underscore: `_server_info`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `connection`
[INFO] [stderr]   --> src/main.rs:71:27
[INFO] [stderr]    |
[INFO] [stderr] 71 | fn seed(server_info:&str, connection:&str, output:&str) {
[INFO] [stderr]    |                           ^^^^^^^^^^ help: consider prefixing with an underscore: `_connection`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `output`
[INFO] [stderr]   --> src/main.rs:71:44
[INFO] [stderr]    |
[INFO] [stderr] 71 | fn seed(server_info:&str, connection:&str, output:&str) {
[INFO] [stderr]    |                                            ^^^^^^ help: consider prefixing with an underscore: `_output`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `server_info`
[INFO] [stderr]   --> src/main.rs:75:10
[INFO] [stderr]    |
[INFO] [stderr] 75 | fn leech(server_info:&str, output:&str) {
[INFO] [stderr]    |          ^^^^^^^^^^^ help: consider prefixing with an underscore: `_server_info`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `output`
[INFO] [stderr]   --> src/main.rs:75:28
[INFO] [stderr]    |
[INFO] [stderr] 75 | fn leech(server_info:&str, output:&str) {
[INFO] [stderr]    |                            ^^^^^^ help: consider prefixing with an underscore: `_output`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.05s
[INFO] running `"docker" "inspect" "d132d057c1200e6320d0226dc77175d394c34cc56bdb144ce89c56dc87ff64bb"`
[INFO] running `"docker" "rm" "-f" "d132d057c1200e6320d0226dc77175d394c34cc56bdb144ce89c56dc87ff64bb"`
[INFO] [stdout] d132d057c1200e6320d0226dc77175d394c34cc56bdb144ce89c56dc87ff64bb