[INFO] crate indexing 0.4.1 is already in cache
[INFO] testing indexing-0.4.1 against 1.44.0 for beta-1.45-1
[INFO] extracting crate indexing 0.4.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate indexing 0.4.1 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 indexing 0.4.1
[INFO] finished tweaking crates.io crate indexing 0.4.1
[INFO] tweaked toml for crates.io crate indexing 0.4.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 33803ad230ff43e61d4ffce153a67bfd5dd634d6bbbb90212a53363ea42906c6
[INFO] running `"docker" "start" "-a" "33803ad230ff43e61d4ffce153a67bfd5dd634d6bbbb90212a53363ea42906c6"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling indexing v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: field is never read: `id`
[INFO] [stderr]    --> src/lib.rs:162:5
[INFO] [stderr]     |
[INFO] [stderr] 162 |     id: Id<'id>,
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `"docker" "inspect" "33803ad230ff43e61d4ffce153a67bfd5dd634d6bbbb90212a53363ea42906c6"`
[INFO] running `"docker" "rm" "-f" "33803ad230ff43e61d4ffce153a67bfd5dd634d6bbbb90212a53363ea42906c6"`
[INFO] [stdout] 33803ad230ff43e61d4ffce153a67bfd5dd634d6bbbb90212a53363ea42906c6
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 938daf55642ba40d65d3c24aa2efc4973a5de5b557036abcbf26f6db797fde52
[INFO] running `"docker" "start" "-a" "938daf55642ba40d65d3c24aa2efc4973a5de5b557036abcbf26f6db797fde52"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: field is never read: `id`
[INFO] [stderr]    --> src/lib.rs:162:5
[INFO] [stderr]     |
[INFO] [stderr] 162 |     id: Id<'id>,
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling indexing v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `sorted`
[INFO] [stderr]   --> tests/tests.rs:89:4
[INFO] [stderr]    |
[INFO] [stderr] 89 | fn sorted<T: Clone + Ord>(v: &[T]) -> Vec<T> {
[INFO] [stderr]    |    ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `R`
[INFO] [stderr]    --> tests/tests.rs:241:1
[INFO] [stderr]     |
[INFO] [stderr] 241 | type R = Result<usize, usize>;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `assert_binary_search_ok`
[INFO] [stderr]    --> tests/tests.rs:242:4
[INFO] [stderr]     |
[INFO] [stderr] 242 | fn assert_binary_search_ok<T>(data: &[T], expected: R, result: R)
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `nonempty_proof`
[INFO] [stderr]    --> src/proof.rs:120:5
[INFO] [stderr]     |
[INFO] [stderr] 120 |     pub(crate) fn nonempty_proof(&self) -> bool where P: ProofType
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `id`
[INFO] [stderr]    --> src/lib.rs:162:5
[INFO] [stderr]     |
[INFO] [stderr] 162 |     id: Id<'id>,
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.56s
[INFO] running `"docker" "inspect" "938daf55642ba40d65d3c24aa2efc4973a5de5b557036abcbf26f6db797fde52"`
[INFO] running `"docker" "rm" "-f" "938daf55642ba40d65d3c24aa2efc4973a5de5b557036abcbf26f6db797fde52"`
[INFO] [stdout] 938daf55642ba40d65d3c24aa2efc4973a5de5b557036abcbf26f6db797fde52
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] [stdout] 74dca3611a4dc709cdb1534dafd2dc2130718544b43c69618b4a57c7479cf3bf
[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" "74dca3611a4dc709cdb1534dafd2dc2130718544b43c69618b4a57c7479cf3bf"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: field is never read: `id`
[INFO] [stderr]    --> src/lib.rs:162:5
[INFO] [stderr]     |
[INFO] [stderr] 162 |     id: Id<'id>,
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `nonempty_proof`
[INFO] [stderr]    --> src/proof.rs:120:5
[INFO] [stderr]     |
[INFO] [stderr] 120 |     pub(crate) fn nonempty_proof(&self) -> bool where P: ProofType
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `id`
[INFO] [stderr]    --> src/lib.rs:162:5
[INFO] [stderr]     |
[INFO] [stderr] 162 |     id: Id<'id>,
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `sorted`
[INFO] [stderr]   --> tests/tests.rs:89:4
[INFO] [stderr]    |
[INFO] [stderr] 89 | fn sorted<T: Clone + Ord>(v: &[T]) -> Vec<T> {
[INFO] [stderr]    |    ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `R`
[INFO] [stderr]    --> tests/tests.rs:241:1
[INFO] [stderr]     |
[INFO] [stderr] 241 | type R = Result<usize, usize>;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `assert_binary_search_ok`
[INFO] [stderr]    --> tests/tests.rs:242:4
[INFO] [stderr]     |
[INFO] [stderr] 242 | fn assert_binary_search_ok<T>(data: &[T], expected: R, result: R)
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/indexing-c2353cb318cd0d54
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test algorithms::test_lower_bound_ptr ... ok
[INFO] [stdout] test algorithms::test_binary_search ... ok
[INFO] [stdout] test algorithms::test_lower_bound ... ok
[INFO] [stdout] test algorithms::test_make_twin ... ok
[INFO] [stdout] test algorithms::test_merge_internal ... ok
[INFO] [stdout] test algorithms::test_quicksort ... ok
[INFO] [stdout] test algorithms::test_heapify ... ok
[INFO] [stdout] test container::test_nonempty ... ok
[INFO] [stdout] test container::intervals ... ok
[INFO] [stdout] test container::test_contains ... ok
[INFO] [stdout] test container::test_is_send_sync ... ok
[INFO] [stdout] test algorithms::test_twin_insertion_sort ... ok
[INFO] [stdout] test container::test_intervals ... ok
[INFO] [stdout] test indexing::test_frac_step ... ok
[INFO] [stdout] test indexing::test_join_cover ... ok
[INFO] [stdout] test container::test_scan ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/compiletest-f3618c187d493598
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tests-b8dfea57679bb22e
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test range_split_nonempty ... ok
[INFO] [stdout] test join_add_proof ... ok
[INFO] [stdout] test test_insertion_sort ... ok
[INFO] [stdout] test qc_quicksort_bounds ... ok
[INFO] [stdout] test test_range_order ... ok
[INFO] [stdout] test qc_heapify ... ok
[INFO] [stdout] test test_lower_bound_1 ... ok
[INFO] [stdout] test test_lower_bound_2 ... ok
[INFO] [stdout] test qc_quicksort ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/vec-10b95c46ed78d8a0
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests indexing
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_vec ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/container.rs - container::Container (line 57) ... ok
[INFO] [stdout] test src/indexing.rs - indexing::Range::join_cover (line 211) ... ok
[INFO] [stdout] test src/lib.rs -  (line 66) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "74dca3611a4dc709cdb1534dafd2dc2130718544b43c69618b4a57c7479cf3bf"`
[INFO] running `"docker" "rm" "-f" "74dca3611a4dc709cdb1534dafd2dc2130718544b43c69618b4a57c7479cf3bf"`
[INFO] [stdout] 74dca3611a4dc709cdb1534dafd2dc2130718544b43c69618b4a57c7479cf3bf