./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_array_list_get_at_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_array_list_get_at_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4074842a6d6900f214884b5b0ef94aa1b36f37c81b70cefd0198f88d1e717beb --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:07:11,519 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:07:11,525 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:07:11,569 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:07:11,570 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:07:11,576 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:07:11,581 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:07:11,585 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:07:11,588 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:07:11,595 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:07:11,596 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:07:11,598 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:07:11,599 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:07:11,602 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:07:11,605 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:07:11,608 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:07:11,610 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:07:11,611 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:07:11,616 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:07:11,626 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:07:11,628 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:07:11,630 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:07:11,634 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:07:11,635 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:07:11,645 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:07:11,646 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:07:11,647 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:07:11,649 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:07:11,650 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:07:11,651 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:07:11,652 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:07:11,653 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:07:11,655 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:07:11,656 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:07:11,658 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:07:11,658 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:07:11,659 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:07:11,660 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:07:11,660 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:07:11,661 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:07:11,662 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:07:11,663 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-07 01:07:11,704 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:07:11,705 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:07:11,706 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:07:11,707 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:07:11,707 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:07:11,708 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:07:11,708 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:07:11,708 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:07:11,715 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:07:11,716 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:07:11,717 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:07:11,718 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:07:11,718 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:07:11,718 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:07:11,719 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:07:11,720 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:07:11,720 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:07:11,720 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:07:11,721 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:07:11,721 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:07:11,721 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:07:11,722 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:07:11,722 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:07:11,722 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:07:11,722 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:07:11,723 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:07:11,723 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:07:11,723 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:07:11,724 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:07:11,726 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:07:11,726 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:07:11,726 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:07:11,727 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:07:11,727 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:07:11,728 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:07:11,728 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:07:11,728 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4074842a6d6900f214884b5b0ef94aa1b36f37c81b70cefd0198f88d1e717beb [2021-11-07 01:07:12,191 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:07:12,226 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:07:12,230 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:07:12,233 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:07:12,234 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:07:12,235 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/aws-c-common/aws_array_list_get_at_harness.i [2021-11-07 01:07:12,320 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/data/2b8d51e2f/0168fddb4db042b49b14ab60a04937d6/FLAG018e38445 [2021-11-07 01:07:13,277 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:07:13,278 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/sv-benchmarks/c/aws-c-common/aws_array_list_get_at_harness.i [2021-11-07 01:07:13,337 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/data/2b8d51e2f/0168fddb4db042b49b14ab60a04937d6/FLAG018e38445 [2021-11-07 01:07:13,708 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/data/2b8d51e2f/0168fddb4db042b49b14ab60a04937d6 [2021-11-07 01:07:13,712 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:07:13,714 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:07:13,716 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:07:13,716 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:07:13,720 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:07:13,721 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:07:13" (1/1) ... [2021-11-07 01:07:13,723 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fbe527a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:07:13, skipping insertion in model container [2021-11-07 01:07:13,723 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:07:13" (1/1) ... [2021-11-07 01:07:13,733 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:07:13,867 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:07:14,301 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/sv-benchmarks/c/aws-c-common/aws_array_list_get_at_harness.i[4495,4508] [2021-11-07 01:07:14,310 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/sv-benchmarks/c/aws-c-common/aws_array_list_get_at_harness.i[4555,4568] [2021-11-07 01:07:14,337 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 01:07:14,344 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 01:07:15,426 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 01:07:15,543 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:15,544 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:15,545 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:15,546 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:15,548 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:15,565 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:15,566 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:15,568 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:15,569 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:15,571 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:15,573 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:15,574 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:15,574 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:16,172 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 01:07:16,177 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 01:07:16,180 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 01:07:16,185 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 01:07:16,189 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 01:07:16,191 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 01:07:16,193 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 01:07:16,196 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 01:07:16,197 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 01:07:16,198 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 01:07:16,416 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:16,424 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:16,509 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:16,510 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:16,513 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:07:16,558 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-11-07 01:07:16,559 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5655b0aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:07:16, skipping insertion in model container [2021-11-07 01:07:16,560 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:07:16,560 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:07:16,563 INFO L168 Benchmark]: Toolchain (without parser) took 2847.62 ms. Allocated memory was 92.3 MB in the beginning and 121.6 MB in the end (delta: 29.4 MB). Free memory was 49.7 MB in the beginning and 86.9 MB in the end (delta: -37.2 MB). Peak memory consumption was 22.6 MB. Max. memory is 16.1 GB. [2021-11-07 01:07:16,564 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 92.3 MB. Free memory is still 73.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:07:16,566 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2844.06 ms. Allocated memory was 92.3 MB in the beginning and 121.6 MB in the end (delta: 29.4 MB). Free memory was 49.5 MB in the beginning and 86.9 MB in the end (delta: -37.4 MB). Peak memory consumption was 22.6 MB. Max. memory is 16.1 GB. [2021-11-07 01:07:16,568 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 92.3 MB. Free memory is still 73.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2844.06 ms. Allocated memory was 92.3 MB in the beginning and 121.6 MB in the end (delta: 29.4 MB). Free memory was 49.5 MB in the beginning and 86.9 MB in the end (delta: -37.4 MB). Peak memory consumption was 22.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2886]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_array_list_get_at_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4074842a6d6900f214884b5b0ef94aa1b36f37c81b70cefd0198f88d1e717beb --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:07:19,423 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:07:19,427 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:07:19,490 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:07:19,491 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:07:19,497 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:07:19,500 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:07:19,505 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:07:19,508 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:07:19,512 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:07:19,514 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:07:19,517 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:07:19,518 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:07:19,525 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:07:19,528 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:07:19,533 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:07:19,536 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:07:19,537 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:07:19,543 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:07:19,553 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:07:19,556 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:07:19,557 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:07:19,561 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:07:19,564 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:07:19,575 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:07:19,576 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:07:19,577 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:07:19,579 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:07:19,580 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:07:19,582 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:07:19,583 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:07:19,584 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:07:19,587 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:07:19,588 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:07:19,590 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:07:19,590 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:07:19,592 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:07:19,592 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:07:19,593 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:07:19,595 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:07:19,596 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:07:19,597 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-07 01:07:19,654 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:07:19,654 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:07:19,656 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:07:19,656 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:07:19,657 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:07:19,657 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:07:19,657 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:07:19,658 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:07:19,658 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:07:19,660 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:07:19,662 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:07:19,662 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:07:19,662 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:07:19,663 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:07:19,663 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:07:19,663 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:07:19,664 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:07:19,664 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:07:19,664 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:07:19,665 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:07:19,665 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:07:19,665 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:07:19,666 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:07:19,666 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:07:19,666 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:07:19,667 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:07:19,667 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:07:19,667 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:07:19,668 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:07:19,668 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:07:19,668 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:07:19,669 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:07:19,669 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4074842a6d6900f214884b5b0ef94aa1b36f37c81b70cefd0198f88d1e717beb [2021-11-07 01:07:20,145 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:07:20,184 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:07:20,188 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:07:20,189 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:07:20,192 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:07:20,193 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/aws-c-common/aws_array_list_get_at_harness.i [2021-11-07 01:07:20,293 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/data/aa1af14f5/0a2eb7305a834b01ba97829fd5ac9974/FLAGb0d9b47ef [2021-11-07 01:07:21,471 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:07:21,471 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/sv-benchmarks/c/aws-c-common/aws_array_list_get_at_harness.i [2021-11-07 01:07:21,519 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/data/aa1af14f5/0a2eb7305a834b01ba97829fd5ac9974/FLAGb0d9b47ef [2021-11-07 01:07:21,794 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/data/aa1af14f5/0a2eb7305a834b01ba97829fd5ac9974 [2021-11-07 01:07:21,797 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:07:21,799 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:07:21,801 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:07:21,801 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:07:21,808 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:07:21,809 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:07:21" (1/1) ... [2021-11-07 01:07:21,811 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d7f8f2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:07:21, skipping insertion in model container [2021-11-07 01:07:21,811 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:07:21" (1/1) ... [2021-11-07 01:07:21,820 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:07:21,966 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:07:22,331 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/sv-benchmarks/c/aws-c-common/aws_array_list_get_at_harness.i[4495,4508] [2021-11-07 01:07:22,339 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/sv-benchmarks/c/aws-c-common/aws_array_list_get_at_harness.i[4555,4568] [2021-11-07 01:07:22,370 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 01:07:22,377 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 01:07:23,518 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 01:07:23,603 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:23,604 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:23,604 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:23,605 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:23,607 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:23,624 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:23,625 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:23,628 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:23,629 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:23,631 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:23,632 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:23,633 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:23,634 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:24,134 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 01:07:24,135 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 01:07:24,137 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 01:07:24,138 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 01:07:24,140 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 01:07:24,141 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 01:07:24,142 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 01:07:24,143 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 01:07:24,143 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 01:07:24,144 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 01:07:24,378 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:24,385 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:24,440 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:24,441 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:24,445 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:07:24,485 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 01:07:24,564 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:07:24,568 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/sv-benchmarks/c/aws-c-common/aws_array_list_get_at_harness.i[4495,4508] [2021-11-07 01:07:24,568 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/sv-benchmarks/c/aws-c-common/aws_array_list_get_at_harness.i[4555,4568] [2021-11-07 01:07:24,583 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 01:07:24,584 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 01:07:24,616 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 01:07:24,639 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:24,640 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:24,640 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:24,641 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:24,641 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:24,653 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:24,654 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:24,656 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:24,657 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:24,665 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:24,668 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:24,669 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:24,669 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:24,755 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 01:07:24,756 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 01:07:24,757 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 01:07:24,758 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 01:07:24,760 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 01:07:24,760 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 01:07:24,761 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 01:07:24,761 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 01:07:24,762 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 01:07:24,764 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 01:07:24,827 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:24,835 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:24,876 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:24,876 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:24,877 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:07:24,895 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 01:07:24,908 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/sv-benchmarks/c/aws-c-common/aws_array_list_get_at_harness.i[4495,4508] [2021-11-07 01:07:24,909 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/sv-benchmarks/c/aws-c-common/aws_array_list_get_at_harness.i[4555,4568] [2021-11-07 01:07:24,944 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 01:07:24,945 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 01:07:24,975 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 01:07:24,990 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:24,990 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:24,991 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:24,991 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:24,992 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:24,999 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:24,999 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:25,000 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:25,001 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:25,002 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:25,003 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:25,003 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:25,003 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:25,041 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 01:07:25,042 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 01:07:25,043 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 01:07:25,044 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 01:07:25,045 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 01:07:25,045 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 01:07:25,046 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 01:07:25,046 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 01:07:25,047 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 01:07:25,047 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 01:07:25,075 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:25,079 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:25,095 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:25,095 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:25,096 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:07:25,466 INFO L208 MainTranslator]: Completed translation [2021-11-07 01:07:25,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:07:25 WrapperNode [2021-11-07 01:07:25,467 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:07:25,469 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 01:07:25,470 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 01:07:25,470 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 01:07:25,479 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:07:25" (1/1) ... [2021-11-07 01:07:25,710 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:07:25" (1/1) ... [2021-11-07 01:07:25,864 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 01:07:25,866 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 01:07:25,866 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 01:07:25,867 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 01:07:25,877 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:07:25" (1/1) ... [2021-11-07 01:07:25,877 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:07:25" (1/1) ... [2021-11-07 01:07:25,909 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:07:25" (1/1) ... [2021-11-07 01:07:25,910 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:07:25" (1/1) ... [2021-11-07 01:07:26,049 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:07:25" (1/1) ... [2021-11-07 01:07:26,059 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:07:25" (1/1) ... [2021-11-07 01:07:26,118 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:07:25" (1/1) ... [2021-11-07 01:07:26,133 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 01:07:26,134 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 01:07:26,134 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 01:07:26,134 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 01:07:26,135 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:07:25" (1/1) ... [2021-11-07 01:07:26,143 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:07:26,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:07:26,174 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 01:07:26,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 01:07:26,226 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 01:07:26,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 01:07:26,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-07 01:07:26,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-07 01:07:26,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-07 01:07:26,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-07 01:07:26,228 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 01:07:26,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 01:07:26,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-07 01:07:26,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-07 01:07:26,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 01:07:26,229 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_umull_overflow [2021-11-07 01:07:26,229 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-07 01:07:26,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-07 01:07:26,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-07 01:07:26,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-07 01:07:45,595 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 01:07:45,595 INFO L299 CfgBuilder]: Removed 197 assume(true) statements. [2021-11-07 01:07:45,598 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:07:45 BoogieIcfgContainer [2021-11-07 01:07:45,598 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 01:07:45,601 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 01:07:45,601 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 01:07:45,604 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 01:07:45,605 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:07:21" (1/3) ... [2021-11-07 01:07:45,605 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@301da93a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:07:45, skipping insertion in model container [2021-11-07 01:07:45,606 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:07:25" (2/3) ... [2021-11-07 01:07:45,606 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@301da93a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:07:45, skipping insertion in model container [2021-11-07 01:07:45,606 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:07:45" (3/3) ... [2021-11-07 01:07:45,608 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_array_list_get_at_harness.i [2021-11-07 01:07:45,615 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 01:07:45,615 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 12 error locations. [2021-11-07 01:07:45,678 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 01:07:45,685 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-07 01:07:45,686 INFO L340 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2021-11-07 01:07:45,712 INFO L276 IsEmpty]: Start isEmpty. Operand has 239 states, 226 states have (on average 1.420353982300885) internal successors, (321), 238 states have internal predecessors, (321), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:07:45,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-07 01:07:45,722 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:07:45,723 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:07:45,724 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2021-11-07 01:07:45,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:07:45,731 INFO L85 PathProgramCache]: Analyzing trace with hash 949117531, now seen corresponding path program 1 times [2021-11-07 01:07:45,755 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:07:45,755 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1886437208] [2021-11-07 01:07:45,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:07:45,757 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:07:45,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:07:45,762 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:07:45,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-07 01:07:50,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:07:50,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 1611 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-07 01:07:50,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:07:50,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:07:50,840 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:07:51,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:07:51,075 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:07:51,075 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1886437208] [2021-11-07 01:07:51,076 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1886437208] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:07:51,076 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:07:51,076 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-07 01:07:51,078 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [293026066] [2021-11-07 01:07:51,083 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-07 01:07:51,083 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:07:51,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-07 01:07:51,097 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 01:07:51,100 INFO L87 Difference]: Start difference. First operand has 239 states, 226 states have (on average 1.420353982300885) internal successors, (321), 238 states have internal predecessors, (321), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:07:51,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:07:51,138 INFO L93 Difference]: Finished difference Result 474 states and 637 transitions. [2021-11-07 01:07:51,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 01:07:51,140 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2021-11-07 01:07:51,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:07:51,151 INFO L225 Difference]: With dead ends: 474 [2021-11-07 01:07:51,151 INFO L226 Difference]: Without dead ends: 232 [2021-11-07 01:07:51,155 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 01:07:51,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 232 states. [2021-11-07 01:07:51,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 232 to 232. [2021-11-07 01:07:51,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 232 states, 220 states have (on average 1.2818181818181817) internal successors, (282), 231 states have internal predecessors, (282), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:07:51,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 282 transitions. [2021-11-07 01:07:51,213 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 282 transitions. Word has length 51 [2021-11-07 01:07:51,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:07:51,213 INFO L470 AbstractCegarLoop]: Abstraction has 232 states and 282 transitions. [2021-11-07 01:07:51,214 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:07:51,214 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 282 transitions. [2021-11-07 01:07:51,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-07 01:07:51,217 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:07:51,218 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:07:51,279 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-07 01:07:51,418 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:07:51,419 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2021-11-07 01:07:51,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:07:51,420 INFO L85 PathProgramCache]: Analyzing trace with hash 1385000845, now seen corresponding path program 1 times [2021-11-07 01:07:51,426 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:07:51,426 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1420045684] [2021-11-07 01:07:51,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:07:51,427 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:07:51,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:07:51,430 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:07:51,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-07 01:07:55,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:07:55,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 1611 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:07:55,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:07:56,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:07:56,103 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:07:56,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:07:56,328 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:07:56,329 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1420045684] [2021-11-07 01:07:56,329 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1420045684] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:07:56,329 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:07:56,329 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-07 01:07:56,329 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [590212520] [2021-11-07 01:07:56,331 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 01:07:56,331 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:07:56,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 01:07:56,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 01:07:56,332 INFO L87 Difference]: Start difference. First operand 232 states and 282 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:07:56,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:07:56,403 INFO L93 Difference]: Finished difference Result 451 states and 549 transitions. [2021-11-07 01:07:56,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:07:56,405 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2021-11-07 01:07:56,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:07:56,407 INFO L225 Difference]: With dead ends: 451 [2021-11-07 01:07:56,407 INFO L226 Difference]: Without dead ends: 233 [2021-11-07 01:07:56,409 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 01:07:56,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states. [2021-11-07 01:07:56,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 233. [2021-11-07 01:07:56,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 233 states, 221 states have (on average 1.2805429864253393) internal successors, (283), 232 states have internal predecessors, (283), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:07:56,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 283 transitions. [2021-11-07 01:07:56,437 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 283 transitions. Word has length 51 [2021-11-07 01:07:56,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:07:56,438 INFO L470 AbstractCegarLoop]: Abstraction has 233 states and 283 transitions. [2021-11-07 01:07:56,438 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:07:56,439 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 283 transitions. [2021-11-07 01:07:56,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-07 01:07:56,441 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:07:56,441 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:07:56,490 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-07 01:07:56,656 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:07:56,656 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2021-11-07 01:07:56,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:07:56,659 INFO L85 PathProgramCache]: Analyzing trace with hash -543271857, now seen corresponding path program 1 times [2021-11-07 01:07:56,667 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:07:56,667 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1733259457] [2021-11-07 01:07:56,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:07:56,668 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:07:56,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:07:56,669 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:07:56,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-07 01:08:00,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:08:00,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 1613 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 01:08:00,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:08:01,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:08:01,083 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:08:01,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:08:01,374 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:08:01,375 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1733259457] [2021-11-07 01:08:01,375 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1733259457] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:08:01,375 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:08:01,375 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-07 01:08:01,376 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [733989885] [2021-11-07 01:08:01,376 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:08:01,376 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:08:01,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:08:01,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:08:01,378 INFO L87 Difference]: Start difference. First operand 233 states and 283 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:08:02,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:08:02,264 INFO L93 Difference]: Finished difference Result 434 states and 526 transitions. [2021-11-07 01:08:02,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 01:08:02,270 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2021-11-07 01:08:02,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:08:02,272 INFO L225 Difference]: With dead ends: 434 [2021-11-07 01:08:02,273 INFO L226 Difference]: Without dead ends: 233 [2021-11-07 01:08:02,275 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 98 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:08:02,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states. [2021-11-07 01:08:02,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 233. [2021-11-07 01:08:02,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 233 states, 221 states have (on average 1.262443438914027) internal successors, (279), 232 states have internal predecessors, (279), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:08:02,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 279 transitions. [2021-11-07 01:08:02,302 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 279 transitions. Word has length 51 [2021-11-07 01:08:02,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:08:02,302 INFO L470 AbstractCegarLoop]: Abstraction has 233 states and 279 transitions. [2021-11-07 01:08:02,303 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:08:02,303 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 279 transitions. [2021-11-07 01:08:02,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-07 01:08:02,306 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:08:02,307 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:08:02,359 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Ended with exit code 0 [2021-11-07 01:08:02,532 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:08:02,532 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2021-11-07 01:08:02,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:08:02,533 INFO L85 PathProgramCache]: Analyzing trace with hash 1050760955, now seen corresponding path program 1 times [2021-11-07 01:08:02,540 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:08:02,541 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [632642050] [2021-11-07 01:08:02,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:08:02,541 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:08:02,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:08:02,542 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:08:02,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-07 01:08:07,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:08:07,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 1790 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-07 01:08:07,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:08:08,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:08:08,151 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:08:08,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:08:08,623 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:08:08,624 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [632642050] [2021-11-07 01:08:08,624 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [632642050] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:08:08,624 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:08:08,624 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 6 [2021-11-07 01:08:08,624 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [977638417] [2021-11-07 01:08:08,625 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 01:08:08,625 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:08:08,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 01:08:08,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-07 01:08:08,626 INFO L87 Difference]: Start difference. First operand 233 states and 279 transitions. Second operand has 6 states, 6 states have (on average 12.5) internal successors, (75), 6 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:08:09,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:08:09,020 INFO L93 Difference]: Finished difference Result 594 states and 710 transitions. [2021-11-07 01:08:09,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-07 01:08:09,021 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 6 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2021-11-07 01:08:09,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:08:09,025 INFO L225 Difference]: With dead ends: 594 [2021-11-07 01:08:09,025 INFO L226 Difference]: Without dead ends: 427 [2021-11-07 01:08:09,026 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-11-07 01:08:09,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 427 states. [2021-11-07 01:08:09,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 427 to 257. [2021-11-07 01:08:09,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 257 states, 245 states have (on average 1.2571428571428571) internal successors, (308), 256 states have internal predecessors, (308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:08:09,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 308 transitions. [2021-11-07 01:08:09,051 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 308 transitions. Word has length 75 [2021-11-07 01:08:09,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:08:09,052 INFO L470 AbstractCegarLoop]: Abstraction has 257 states and 308 transitions. [2021-11-07 01:08:09,052 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 6 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:08:09,053 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 308 transitions. [2021-11-07 01:08:09,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-07 01:08:09,055 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:08:09,055 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:08:09,125 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-07 01:08:09,276 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:08:09,276 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2021-11-07 01:08:09,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:08:09,276 INFO L85 PathProgramCache]: Analyzing trace with hash 1325520569, now seen corresponding path program 1 times [2021-11-07 01:08:09,280 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:08:09,281 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1617446560] [2021-11-07 01:08:09,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:08:09,281 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:08:09,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:08:09,282 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:08:09,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-07 01:08:13,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:08:13,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 1788 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-07 01:08:13,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:08:14,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:08:14,491 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:08:14,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:08:14,983 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:08:14,983 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1617446560] [2021-11-07 01:08:14,983 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1617446560] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:08:14,983 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:08:14,983 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 7 [2021-11-07 01:08:14,984 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39027403] [2021-11-07 01:08:14,984 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-07 01:08:14,984 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:08:14,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-07 01:08:14,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-07 01:08:14,985 INFO L87 Difference]: Start difference. First operand 257 states and 308 transitions. Second operand has 7 states, 7 states have (on average 10.714285714285714) internal successors, (75), 7 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:08:15,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:08:15,674 INFO L93 Difference]: Finished difference Result 426 states and 509 transitions. [2021-11-07 01:08:15,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 01:08:15,675 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.714285714285714) internal successors, (75), 7 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2021-11-07 01:08:15,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:08:15,677 INFO L225 Difference]: With dead ends: 426 [2021-11-07 01:08:15,677 INFO L226 Difference]: Without dead ends: 233 [2021-11-07 01:08:15,679 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2021-11-07 01:08:15,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states. [2021-11-07 01:08:15,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 233. [2021-11-07 01:08:15,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 233 states, 221 states have (on average 1.253393665158371) internal successors, (277), 232 states have internal predecessors, (277), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:08:15,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 277 transitions. [2021-11-07 01:08:15,697 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 277 transitions. Word has length 75 [2021-11-07 01:08:15,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:08:15,699 INFO L470 AbstractCegarLoop]: Abstraction has 233 states and 277 transitions. [2021-11-07 01:08:15,699 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.714285714285714) internal successors, (75), 7 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:08:15,699 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 277 transitions. [2021-11-07 01:08:15,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-07 01:08:15,707 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:08:15,708 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:08:15,777 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-07 01:08:15,932 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:08:15,932 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2021-11-07 01:08:15,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:08:15,932 INFO L85 PathProgramCache]: Analyzing trace with hash -1671234743, now seen corresponding path program 1 times [2021-11-07 01:08:15,937 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:08:15,938 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1056640577] [2021-11-07 01:08:15,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:08:15,938 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:08:15,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:08:15,945 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:08:15,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-07 01:08:20,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:08:20,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 1803 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-07 01:08:20,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:08:21,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:08:21,297 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:08:21,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:08:21,818 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:08:21,818 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1056640577] [2021-11-07 01:08:21,818 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1056640577] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:08:21,818 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:08:21,819 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 6 [2021-11-07 01:08:21,819 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1184545077] [2021-11-07 01:08:21,819 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 01:08:21,819 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:08:21,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 01:08:21,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-07 01:08:21,820 INFO L87 Difference]: Start difference. First operand 233 states and 277 transitions. Second operand has 6 states, 6 states have (on average 13.0) internal successors, (78), 6 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:08:23,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:08:23,045 INFO L93 Difference]: Finished difference Result 360 states and 425 transitions. [2021-11-07 01:08:23,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 01:08:23,046 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.0) internal successors, (78), 6 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 78 [2021-11-07 01:08:23,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:08:23,049 INFO L225 Difference]: With dead ends: 360 [2021-11-07 01:08:23,049 INFO L226 Difference]: Without dead ends: 233 [2021-11-07 01:08:23,050 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-07 01:08:23,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states. [2021-11-07 01:08:23,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 233. [2021-11-07 01:08:23,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 233 states, 221 states have (on average 1.2352941176470589) internal successors, (273), 232 states have internal predecessors, (273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:08:23,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 273 transitions. [2021-11-07 01:08:23,064 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 273 transitions. Word has length 78 [2021-11-07 01:08:23,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:08:23,064 INFO L470 AbstractCegarLoop]: Abstraction has 233 states and 273 transitions. [2021-11-07 01:08:23,065 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.0) internal successors, (78), 6 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:08:23,065 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 273 transitions. [2021-11-07 01:08:23,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-07 01:08:23,066 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:08:23,066 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:08:23,126 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (7)] Ended with exit code 0 [2021-11-07 01:08:23,288 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:08:23,288 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2021-11-07 01:08:23,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:08:23,289 INFO L85 PathProgramCache]: Analyzing trace with hash -553423599, now seen corresponding path program 1 times [2021-11-07 01:08:23,292 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:08:23,292 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [147923578] [2021-11-07 01:08:23,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:08:23,293 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:08:23,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:08:23,294 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:08:23,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f1e72a-587c-4fc3-8c21-262216a95da5/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-07 01:13:43,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:13:47,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 1921 conjuncts, 128 conjunts are in the unsatisfiable core [2021-11-07 01:13:47,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:13:47,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-07 01:13:47,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:13:47,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:13:47,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:13:47,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:13:47,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:13:47,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:13:47,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:13:47,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:13:47,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:13:47,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:13:47,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:13:47,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:13:47,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:13:47,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:13:47,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:13:47,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:13:47,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:13:47,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:13:47,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:13:47,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:13:47,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:13:47,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:13:47,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:13:47,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:13:47,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:13:47,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:13:47,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:13:47,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:13:47,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:13:47,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:13:47,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:13:47,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:13:47,852 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 01:13:47,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:13:47,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:13:47,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:13:47,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:13:47,867 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 01:13:47,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:13:47,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:13:47,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:13:47,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:13:47,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:13:47,880 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 01:13:47,936 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:13:47,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 11 select indices, 11 select index equivalence classes, 33 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 27 case distinctions, treesize of input 162 treesize of output 78 [2021-11-07 01:13:48,428 INFO L354 Elim1Store]: treesize reduction 58, result has 26.6 percent of original size [2021-11-07 01:13:48,429 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 35 treesize of output 45 [2021-11-07 01:13:49,320 INFO L354 Elim1Store]: treesize reduction 42, result has 33.3 percent of original size [2021-11-07 01:13:49,321 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 44 treesize of output 57 [2021-11-07 01:13:51,709 INFO L354 Elim1Store]: treesize reduction 49, result has 40.2 percent of original size [2021-11-07 01:13:51,710 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 62 treesize of output 87 [2021-11-07 01:13:55,961 INFO L354 Elim1Store]: treesize reduction 209, result has 25.4 percent of original size [2021-11-07 01:13:55,962 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 21 case distinctions, treesize of input 106 treesize of output 160 [2021-11-07 01:14:00,727 INFO L354 Elim1Store]: treesize reduction 223, result has 20.4 percent of original size [2021-11-07 01:14:00,727 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 21 case distinctions, treesize of input 117 treesize of output 157 [2021-11-07 01:14:08,938 INFO L354 Elim1Store]: treesize reduction 171, result has 20.8 percent of original size [2021-11-07 01:14:08,939 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 20 case distinctions, treesize of input 154 treesize of output 185 [2021-11-07 01:14:17,854 INFO L354 Elim1Store]: treesize reduction 373, result has 17.8 percent of original size [2021-11-07 01:14:17,855 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 1 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 36 case distinctions, treesize of input 205 treesize of output 265 [2021-11-07 01:14:23,932 INFO L354 Elim1Store]: treesize reduction 1099, result has 7.0 percent of original size [2021-11-07 01:14:23,932 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 7 case distinctions, treesize of input 70 treesize of output 95 [2021-11-07 01:14:46,159 INFO L354 Elim1Store]: treesize reduction 204, result has 27.9 percent of original size [2021-11-07 01:14:46,159 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 27 case distinctions, treesize of input 268 treesize of output 331 [2021-11-07 01:16:21,258 INFO L354 Elim1Store]: treesize reduction 166, result has 26.2 percent of original size [2021-11-07 01:16:21,258 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 308 treesize of output 350 [2021-11-07 01:16:29,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,610 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 01:16:29,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,673 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 01:16:29,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,695 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 01:16:29,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,774 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 01:16:29,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,863 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 01:16:29,864 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 01:16:29,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,940 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 01:16:29,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:16:29,964 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 01:16:29,965 INFO L244 Elim1Store]: Index analysis took 568 ms