[INFO] updating cached repository FrancescoCommisso/rustbridge
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/FrancescoCommisso/rustbridge
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/FrancescoCommisso/rustbridge" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/FrancescoCommisso/rustbridge"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/FrancescoCommisso/rustbridge'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/FrancescoCommisso/rustbridge" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/FrancescoCommisso/rustbridge"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/FrancescoCommisso/rustbridge'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2cb8d8f6056c7b39d971e59b09fec69d96a8514a
[INFO] sha for GitHub repo FrancescoCommisso/rustbridge: 2cb8d8f6056c7b39d971e59b09fec69d96a8514a
[INFO] validating manifest of FrancescoCommisso/rustbridge on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of FrancescoCommisso/rustbridge on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing FrancescoCommisso/rustbridge
[INFO] finished frobbing FrancescoCommisso/rustbridge
[INFO] frobbed toml for FrancescoCommisso/rustbridge written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/FrancescoCommisso/rustbridge/Cargo.toml
[INFO] started frobbing FrancescoCommisso/rustbridge
[INFO] finished frobbing FrancescoCommisso/rustbridge
[INFO] frobbed toml for FrancescoCommisso/rustbridge written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/FrancescoCommisso/rustbridge/Cargo.toml
[INFO] crate FrancescoCommisso/rustbridge already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking FrancescoCommisso/rustbridge against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-4/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/FrancescoCommisso/rustbridge:/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 25e2e92f77bff592051aa9a950f4a62335c0db532a6bf595aebbc104c3c67b3c
[INFO] running `"docker" "start" "-a" "25e2e92f77bff592051aa9a950f4a62335c0db532a6bf595aebbc104c3c67b3c"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking assign4 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `crate::format_game`
[INFO] [stderr]  --> src/testing.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::format_game;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `permutation`
[INFO] [stderr]  --> src/main.rs:4:25
[INFO] [stderr]   |
[INFO] [stderr] 4 |     fn with_permutation(permutation: Vec<usize>) -> Self {
[INFO] [stderr]   |                         ^^^^^^^^^^^ help: consider prefixing with an underscore: `_permutation`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `to_indices`
[INFO] [stderr]    --> src/testing.rs:173:1
[INFO] [stderr]     |
[INFO] [stderr] 173 | fn to_indices(cards: &str) -> Vec<usize> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `from_north_east_south_west`
[INFO] [stderr]    --> src/testing.rs:180:1
[INFO] [stderr]     |
[INFO] [stderr] 180 | fn from_north_east_south_west(north:&str,east:&str,south:&str,west:&str) -> Vec<usize> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `permutation`
[INFO] [stderr]  --> src/main.rs:4:25
[INFO] [stderr]   |
[INFO] [stderr] 4 |     fn with_permutation(permutation: Vec<usize>) -> Self {
[INFO] [stderr]   |                         ^^^^^^^^^^^ help: consider prefixing with an underscore: `_permutation`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.57s
[INFO] running `"docker" "inspect" "25e2e92f77bff592051aa9a950f4a62335c0db532a6bf595aebbc104c3c67b3c"`
[INFO] running `"docker" "rm" "-f" "25e2e92f77bff592051aa9a950f4a62335c0db532a6bf595aebbc104c3c67b3c"`
[INFO] [stdout] 25e2e92f77bff592051aa9a950f4a62335c0db532a6bf595aebbc104c3c67b3c