[INFO] crate sorted-iter 0.1.5 is already in cache
[INFO] testing sorted-iter-0.1.5 against 1.44.0 for beta-1.45-1
[INFO] extracting crate sorted-iter 0.1.5 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate sorted-iter 0.1.5 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "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-9/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" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.44.0" "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] a58629496c7266efd70351c15d072d217a51c29999ba8cf551d806594d4a0c21
[INFO] running `"docker" "start" "-a" "a58629496c7266efd70351c15d072d217a51c29999ba8cf551d806594d4a0c21"`
[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 0.25s
[INFO] running `"docker" "inspect" "a58629496c7266efd70351c15d072d217a51c29999ba8cf551d806594d4a0c21"`
[INFO] running `"docker" "rm" "-f" "a58629496c7266efd70351c15d072d217a51c29999ba8cf551d806594d4a0c21"`
[INFO] [stdout] a58629496c7266efd70351c15d072d217a51c29999ba8cf551d806594d4a0c21
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3c7102d39cccd9cee826ab086454b0afa9b8b1203abf81bf7f68d064d84db88d
[INFO] running `"docker" "start" "-a" "3c7102d39cccd9cee826ab086454b0afa9b8b1203abf81bf7f68d064d84db88d"`
[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 ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[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 11.72s
[INFO] running `"docker" "inspect" "3c7102d39cccd9cee826ab086454b0afa9b8b1203abf81bf7f68d064d84db88d"`
[INFO] running `"docker" "rm" "-f" "3c7102d39cccd9cee826ab086454b0afa9b8b1203abf81bf7f68d064d84db88d"`
[INFO] [stdout] 3c7102d39cccd9cee826ab086454b0afa9b8b1203abf81bf7f68d064d84db88d
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.44.0" "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] b2bf609d05926977fff38f0df1e191ad354289e2aea4b466027bd11f51254f36
[INFO] running `"docker" "start" "-a" "b2bf609d05926977fff38f0df1e191ad354289e2aea4b466027bd11f51254f36"`
[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-4c9d45b435f9fd77
[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::union ... ok
[INFO] [stdout] test sorted_pair_iterator::tests::map_values ... 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_pair_iterator::tests::left_join ... ok
[INFO] [stdout] test sorted_iterator::tests::difference ... ok
[INFO] [stdout] test sorted_pair_iterator::tests::join ... ok
[INFO] [stdout] test sorted_pair_iterator::tests::outer_join ... ok
[INFO] [stdout] test sorted_pair_iterator::tests::right_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 80) ... 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 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" "b2bf609d05926977fff38f0df1e191ad354289e2aea4b466027bd11f51254f36"`
[INFO] running `"docker" "rm" "-f" "b2bf609d05926977fff38f0df1e191ad354289e2aea4b466027bd11f51254f36"`
[INFO] [stdout] b2bf609d05926977fff38f0df1e191ad354289e2aea4b466027bd11f51254f36