[INFO] updating cached repository idunn-network/idunn-dht
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/idunn-network/idunn-dht
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/idunn-network/idunn-dht" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/idunn-network/idunn-dht"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/idunn-network/idunn-dht'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/idunn-network/idunn-dht" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/idunn-network/idunn-dht"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/idunn-network/idunn-dht'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ef61829f981319280043c11f6390a731b55516c3
[INFO] sha for GitHub repo idunn-network/idunn-dht: ef61829f981319280043c11f6390a731b55516c3
[INFO] validating manifest of idunn-network/idunn-dht on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of idunn-network/idunn-dht on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing idunn-network/idunn-dht
[INFO] finished frobbing idunn-network/idunn-dht
[INFO] frobbed toml for idunn-network/idunn-dht written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/idunn-network/idunn-dht/Cargo.toml
[INFO] started frobbing idunn-network/idunn-dht
[INFO] finished frobbing idunn-network/idunn-dht
[INFO] frobbed toml for idunn-network/idunn-dht written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/idunn-network/idunn-dht/Cargo.toml
[INFO] crate idunn-network/idunn-dht already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking idunn-network/idunn-dht against master#452087b4bf18cece2d52d7cd8c9147195e5404bf for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-0/master#452087b4bf18cece2d52d7cd8c9147195e5404bf:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/idunn-network/idunn-dht:/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" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a1dff2eb6f90e9296be1e71757cd359329993e2bd3e2e56d0454a427cb49e5c1
[INFO] running `"docker" "start" "-a" "a1dff2eb6f90e9296be1e71757cd359329993e2bd3e2e56d0454a427cb49e5c1"`
[INFO] [stderr]     Checking idunn-dht v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unnecessary parentheses around `for` head expression
[INFO] [stderr]   --> src/nodeid.rs:31:18
[INFO] [stderr]    |
[INFO] [stderr] 31 |         for i in (0..NODE_ID_SIZE) {
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` head expression
[INFO] [stderr]   --> src/nodeid.rs:41:18
[INFO] [stderr]    |
[INFO] [stderr] 41 |         for i in (0..NODE_ID_SIZE) {
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` head expression
[INFO] [stderr]   --> src/nodeid.rs:31:18
[INFO] [stderr]    |
[INFO] [stderr] 31 |         for i in (0..NODE_ID_SIZE) {
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` head expression
[INFO] [stderr]   --> src/nodeid.rs:41:18
[INFO] [stderr]    |
[INFO] [stderr] 41 |         for i in (0..NODE_ID_SIZE) {
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `"docker" "inspect" "a1dff2eb6f90e9296be1e71757cd359329993e2bd3e2e56d0454a427cb49e5c1"`
[INFO] running `"docker" "rm" "-f" "a1dff2eb6f90e9296be1e71757cd359329993e2bd3e2e56d0454a427cb49e5c1"`
[INFO] [stdout] a1dff2eb6f90e9296be1e71757cd359329993e2bd3e2e56d0454a427cb49e5c1