[INFO] crate sorted-iter 0.1.5 is already in cache
[INFO] testing sorted-iter-0.1.5 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate sorted-iter 0.1.5 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate sorted-iter 0.1.5 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "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-0/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" "+beta-2020-06-03" "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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 843b69ac80d18dd03c9b35bf22d18e4998a535820c1fcd9e493b3c3eed54f676
[INFO] running `"docker" "start" "-a" "843b69ac80d18dd03c9b35bf22d18e4998a535820c1fcd9e493b3c3eed54f676"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling sorted-iter v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `"docker" "inspect" "843b69ac80d18dd03c9b35bf22d18e4998a535820c1fcd9e493b3c3eed54f676"`
[INFO] running `"docker" "rm" "-f" "843b69ac80d18dd03c9b35bf22d18e4998a535820c1fcd9e493b3c3eed54f676"`
[INFO] [stdout] 843b69ac80d18dd03c9b35bf22d18e4998a535820c1fcd9e493b3c3eed54f676
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stdout] 525b2bc3e31710c6272c3fe4d662b06c423eb2a4e9ff79a661a942bdc5a1e322
[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" "525b2bc3e31710c6272c3fe4d662b06c423eb2a4e9ff79a661a942bdc5a1e322"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling quickcheck v0.9.0
[INFO] [stderr]    Compiling quickcheck_macros v0.8.0
[INFO] [stderr]    Compiling sorted-iter v0.1.5 (/opt/rustwide/workdir)
[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] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.61s
[INFO] running `"docker" "inspect" "525b2bc3e31710c6272c3fe4d662b06c423eb2a4e9ff79a661a942bdc5a1e322"`
[INFO] running `"docker" "rm" "-f" "525b2bc3e31710c6272c3fe4d662b06c423eb2a4e9ff79a661a942bdc5a1e322"`
[INFO] [stdout] 525b2bc3e31710c6272c3fe4d662b06c423eb2a4e9ff79a661a942bdc5a1e322
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] db69aabea260261f6891ae4ee0b5235764454d274ac16b87e7dc87c515320641
[INFO] running `"docker" "start" "-a" "db69aabea260261f6891ae4ee0b5235764454d274ac16b87e7dc87c515320641"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[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] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sorted_iter-bb685aeb25b8aa45
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test sorted_iterator::tests::instances ... ok
[INFO] [stdout] test sorted_pair_iterator::tests::instances ... ok
[INFO] [stdout] test sorted_iterator::tests::intersection ... ok
[INFO] [stdout] test sorted_iterator::tests::symmetric_difference ... ok
[INFO] [stdout] test sorted_pair_iterator::tests::filter_map_values ... ok
[INFO] [stdout] test sorted_iterator::tests::difference ... ok
[INFO] [stdout] test sorted_pair_iterator::tests::left_join ... ok
[INFO] [stdout] test sorted_pair_iterator::tests::map_values ... ok
[INFO] [stdout] test sorted_pair_iterator::tests::join ... ok
[INFO] [stdout] test sorted_pair_iterator::tests::right_join ... ok
[INFO] [stdout] test sorted_iterator::tests::union ... ok
[INFO] [stdout] test sorted_pair_iterator::tests::outer_join ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sorted-iter
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs -  (line 45) ... ok
[INFO] [stdout] test src/lib.rs -  (line 35) ... ok
[INFO] [stdout] test src/lib.rs -  (line 95) ... ok
[INFO] [stdout] test src/lib.rs -  (line 62) ... ok
[INFO] [stdout] test src/lib.rs -  (line 80) ... ok
[INFO] [stdout] test src/lib.rs -  (line 20) ... ok
[INFO] [stdout] test src/lib.rs -  (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "db69aabea260261f6891ae4ee0b5235764454d274ac16b87e7dc87c515320641"`
[INFO] running `"docker" "rm" "-f" "db69aabea260261f6891ae4ee0b5235764454d274ac16b87e7dc87c515320641"`
[INFO] [stdout] db69aabea260261f6891ae4ee0b5235764454d274ac16b87e7dc87c515320641