[INFO] crate sorted-iter 0.1.5 is already in cache
[INFO] checking sorted-iter-0.1.5 against master#6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257 for pr-70872
[INFO] extracting crate sorted-iter 0.1.5 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate sorted-iter 0.1.5 on toolchain 6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate sorted-iter 0.1.5
[INFO] finished tweaking crates.io crate sorted-iter 0.1.5
[INFO] tweaked toml for crates.io crate sorted-iter 0.1.5 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate sorted-iter 0.1.5 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 2c3fd45941f30629b53b7934de9c69f017bdf58ba4671af76ec6d581e4a809b2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "2c3fd45941f30629b53b7934de9c69f017bdf58ba4671af76ec6d581e4a809b2"`
[INFO] [stderr]     Checking sorted-iter v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking getrandom v0.1.13
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking quickcheck v0.9.0
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/sorted_iterator.rs:330:9
[INFO] [stderr]     |
[INFO] [stderr] 330 |         (0i64..10)
[INFO] [stderr]     |         ^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.62s
[INFO] running `"docker" "inspect" "2c3fd45941f30629b53b7934de9c69f017bdf58ba4671af76ec6d581e4a809b2"`
[INFO] running `"docker" "rm" "-f" "2c3fd45941f30629b53b7934de9c69f017bdf58ba4671af76ec6d581e4a809b2"`
[INFO] [stdout] 2c3fd45941f30629b53b7934de9c69f017bdf58ba4671af76ec6d581e4a809b2