[INFO] fetching crate librualg 0.29.1...
[INFO] testing librualg-0.29.1 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate librualg 0.29.1 into /workspace/builds/worker-50/source
[INFO] validating manifest of crates.io crate librualg 0.29.1 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate librualg 0.29.1
[INFO] finished tweaking crates.io crate librualg 0.29.1
[INFO] tweaked toml for crates.io crate librualg 0.29.1 written to /workspace/builds/worker-50/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b3f53ae7485102c76b808d5af292792d9a7e853e38e3645a0d3786f14b4a830
[INFO] running `Command { std: "docker" "start" "-a" "7b3f53ae7485102c76b808d5af292792d9a7e853e38e3645a0d3786f14b4a830", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b3f53ae7485102c76b808d5af292792d9a7e853e38e3645a0d3786f14b4a830", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b3f53ae7485102c76b808d5af292792d9a7e853e38e3645a0d3786f14b4a830", kill_on_drop: false }`
[INFO] [stdout] 7b3f53ae7485102c76b808d5af292792d9a7e853e38e3645a0d3786f14b4a830
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6fe0dc4cc09b058c4130d5714809809aa4025ee4c7c1e9d666eb9e7411138adb
[INFO] running `Command { std: "docker" "start" "-a" "6fe0dc4cc09b058c4130d5714809809aa4025ee4c7c1e9d666eb9e7411138adb", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling librualg v0.29.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.23s
[INFO] running `Command { std: "docker" "inspect" "6fe0dc4cc09b058c4130d5714809809aa4025ee4c7c1e9d666eb9e7411138adb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fe0dc4cc09b058c4130d5714809809aa4025ee4c7c1e9d666eb9e7411138adb", kill_on_drop: false }`
[INFO] [stdout] 6fe0dc4cc09b058c4130d5714809809aa4025ee4c7c1e9d666eb9e7411138adb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d46e8af801e5813e7868441c5ea1701f4b32447555ea30d18f21e835c95a03e
[INFO] running `Command { std: "docker" "start" "-a" "8d46e8af801e5813e7868441c5ea1701f4b32447555ea30d18f21e835c95a03e", kill_on_drop: false }`
[INFO] [stderr]    Compiling librualg v0.29.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.38s
[INFO] running `Command { std: "docker" "inspect" "8d46e8af801e5813e7868441c5ea1701f4b32447555ea30d18f21e835c95a03e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d46e8af801e5813e7868441c5ea1701f4b32447555ea30d18f21e835c95a03e", kill_on_drop: false }`
[INFO] [stdout] 8d46e8af801e5813e7868441c5ea1701f4b32447555ea30d18f21e835c95a03e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c2b95058cb39d895540a1528fe134a13d849cb7e2cd4114320fa61d23e21d05f
[INFO] running `Command { std: "docker" "start" "-a" "c2b95058cb39d895540a1528fe134a13d849cb7e2cd4114320fa61d23e21d05f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/librualg-bbb564d54d954ee4)
[INFO] [stdout] 
[INFO] [stdout] running 55 tests
[INFO] [stdout] test binary_search::test_empty_container ... ok
[INFO] [stdout] test dsu::test_dsu_ref ... ok
[INFO] [stdout] test bloom_filter::test_bloom_filter ... ok
[INFO] [stdout] test dsu::test_dsu ... ok
[INFO] [stdout] test binary_search::test_upper_bound ... ok
[INFO] [stdout] test graph::test_bfs ... ok
[INFO] [stdout] test binary_tree::test ... ok
[INFO] [stdout] test binary_search::test_lower_bound ... ok
[INFO] [stdout] test dsu::test_dsu_num ... ok
[INFO] [stdout] test binary_tree::test_remove_exist_two_child ... ok
[INFO] [stdout] test binary_tree::test_remove ... ok
[INFO] [stdout] test graph::test_bfs_num ... ok
[INFO] [stdout] test combinatorics::test ... ok
[INFO] [stdout] test binary_tree::test_remove_leaf ... ok
[INFO] [stdout] test binary_tree::test_remove_root ... ok
[INFO] [stdout] test graph::test_dfs_num ... ok
[INFO] [stdout] test graph::test_connected_components ... ok
[INFO] [stdout] test graph::test_dijkstra ... ok
[INFO] [stdout] test graph::test_connected_components_num ... ok
[INFO] [stdout] test graph::test_bfs_with_string ... ok
[INFO] [stdout] test graph::topology_sort ... ok
[INFO] [stdout] test graph::test_kruskal ... ok
[INFO] [stdout] test math::test_pow ... ok
[INFO] [stdout] test segment_tree::test_rsq ... ok
[INFO] [stdout] test string::test_hash ... ok
[INFO] [stdout] test segment_tree::test_rsq_update ... ok
[INFO] [stdout] test segment_tree::test_rmq_min ... ok
[INFO] [stdout] test graph::test_dfs ... ok
[INFO] [stdout] test graph::topology_sort_num ... ok
[INFO] [stdout] test segment_tree::test_rmq_max_update ... ok
[INFO] [stdout] test huffman::test ... ok
[INFO] [stdout] test segment_tree::test_rmq_max ... ok
[INFO] [stdout] test math::test_gcd ... ok
[INFO] [stdout] test math::test_pow_mod ... ok
[INFO] [stdout] test graph::test_strongly_connected_components ... ok
[INFO] [stdout] test graph::test_strongly_connected_components_num ... ok
[INFO] [stdout] test string::test_distinct_substrings ... ok
[INFO] [stdout] test string::test_common_substring ... ok
[INFO] [stdout] test string::test_kmp ... ok
[INFO] [stdout] test segment_tree::test_rmq_min_update ... ok
[INFO] [stdout] test sheduling::test ... ok
[INFO] [stdout] test string::test_aho_corasick ... ok
[INFO] [stdout] test string::test_kmp_first ... ok
[INFO] [stdout] test graph::test_dijkstra_num ... ok
[INFO] [stdout] test graph::test_kruskal_num ... ok
[INFO] [stdout] test string::test_lcp ... ok
[INFO] [stdout] test string::test_minimum_string_period ... ok
[INFO] [stdout] test string::test_z_function_ascii ... ok
[INFO] [stdout] test trie::test_trie ... ok
[INFO] [stdout] test string::test_prefix_function ... ok
[INFO] [stdout] test string::test_suffix_array ... ok
[INFO] [stdout] test string::test_levenshtein_distance ... ok
[INFO] [stdout] test sparse_table::test_sparse_table_max ... ok
[INFO] [stdout] test sparse_table::test_sparse_table_min ... ok
[INFO] [stdout] test math::test_is_simple ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 55 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 7.48s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/binary_search.rs (/opt/rustwide/target/debug/deps/binary_search-d5d36abbf9850c3e)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test binary_search ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/binary_tree.rs (/opt/rustwide/target/debug/deps/binary_tree-cfd984645571f01c)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/bloom_filter.rs (/opt/rustwide/target/debug/deps/bloom_filter-99e84073d7e389f3)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_bloom_filter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/combinatorics.rs (/opt/rustwide/target/debug/deps/combinatorics-0d00577707072728)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running tests/dsu.rs (/opt/rustwide/target/debug/deps/dsu-8d361742e067add8)
[INFO] [stdout] test permutations ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stderr]      Running tests/graph.rs (/opt/rustwide/target/debug/deps/graph-2387eeb096557754)
[INFO] [stdout] test test_dsu_num ... ok
[INFO] [stdout] test test_dsu ... ok
[INFO] [stdout] test test_dsu_ref ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stderr]      Running tests/huffman.rs (/opt/rustwide/target/debug/deps/huffman-6e58dec374648f5d)
[INFO] [stdout] test test_dfs_num ... ok
[INFO] [stdout] test test_kruskal ... ok
[INFO] [stdout] test test_dijkstra_num ... ok
[INFO] [stdout] test test_strongly_connected_components_num ... ok
[INFO] [stdout] test test_strongly_connected_components ... ok
[INFO] [stdout] test topology_sort ... ok
[INFO] [stdout] test test_kruskal_num ... ok
[INFO] [stdout] test test_connected_components ... ok
[INFO] [stdout] test test_connected_components_num ... ok
[INFO] [stdout] test test_bfs ... ok
[INFO] [stdout] test test_bfs_num ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/math.rs (/opt/rustwide/target/debug/deps/math-4724524dd52eb015)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_gcd ... ok
[INFO] [stdout] test test_is_simple ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/segment_tree.rs (/opt/rustwide/target/debug/deps/segment_tree-e6438444b6a95ea2)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_rmq_min ... ok
[INFO] [stdout] test test_rmq_max ... ok
[INFO] [stdout] test test_rsq ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/sheduling.rs (/opt/rustwide/target/debug/deps/sheduling-0209ec41be30eadc)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running tests/space_table.rs (/opt/rustwide/target/debug/deps/space_table-2794d1aa886ca7cd)
[INFO] [stdout] test test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_sparse_table_max ... ok
[INFO] [stdout] test test_sparse_table_min ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/string.rs (/opt/rustwide/target/debug/deps/string-0389dedca474016a)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test kmp ... ok
[INFO] [stdout] test kmp_first ... ok
[INFO] [stdout] test test_aho_corasick ... ok
[INFO] [stdout] test test_levenshtein_distance ... ok
[INFO] [stdout] test test_suffix_array ... ok
[INFO] [stdout] test test_distinct_substrings ... ok
[INFO] [stdout] test test_minimum_string_period ... ok
[INFO] [stdout] test test_hash ... ok
[INFO] [stdout] test test_lcp ... ok
[INFO] [stdout] test test_common_substring ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/trie.rs (/opt/rustwide/target/debug/deps/trie-c06f0090d71212e0)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_trie ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests librualg
[INFO] [stdout] 
[INFO] [stdout] running 47 tests
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name librualg --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern librualg=/opt/rustwide/target/debug/deps/liblibrualg-051648ffcec9a3e6.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-0ddabfae61fbd94a.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "c2b95058cb39d895540a1528fe134a13d849cb7e2cd4114320fa61d23e21d05f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2b95058cb39d895540a1528fe134a13d849cb7e2cd4114320fa61d23e21d05f", kill_on_drop: false }`
[INFO] [stdout] c2b95058cb39d895540a1528fe134a13d849cb7e2cd4114320fa61d23e21d05f