./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF --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 926c219674f55200b40d9809e5b1fdaded5b761814321598aab4b2039c1325ea --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 22:38:21,575 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 22:38:21,579 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 22:38:21,638 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 22:38:21,639 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 22:38:21,643 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 22:38:21,645 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 22:38:21,649 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 22:38:21,652 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 22:38:21,657 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 22:38:21,659 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 22:38:21,660 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 22:38:21,661 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 22:38:21,663 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 22:38:21,665 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 22:38:21,670 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 22:38:21,672 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 22:38:21,673 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 22:38:21,675 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 22:38:21,683 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 22:38:21,685 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 22:38:21,686 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 22:38:21,689 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 22:38:21,690 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 22:38:21,700 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 22:38:21,700 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 22:38:21,701 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 22:38:21,703 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 22:38:21,703 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 22:38:21,705 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 22:38:21,705 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 22:38:21,706 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 22:38:21,708 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 22:38:21,709 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 22:38:21,711 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 22:38:21,711 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 22:38:21,712 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 22:38:21,712 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 22:38:21,712 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 22:38:21,713 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 22:38:21,714 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 22:38:21,715 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-12 22:38:21,760 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 22:38:21,761 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 22:38:21,762 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 22:38:21,763 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 22:38:21,763 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 22:38:21,763 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 22:38:21,763 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 22:38:21,763 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-12 22:38:21,764 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 22:38:21,764 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 22:38:21,765 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-12 22:38:21,765 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-12 22:38:21,765 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 22:38:21,766 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-12 22:38:21,766 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-12 22:38:21,766 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-12 22:38:21,767 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 22:38:21,767 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-12 22:38:21,767 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 22:38:21,767 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 22:38:21,767 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 22:38:21,768 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 22:38:21,768 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 22:38:21,768 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 22:38:21,768 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 22:38:21,768 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 22:38:21,769 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 22:38:21,769 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 22:38:21,769 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:38:21,771 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 22:38:21,771 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 22:38:21,771 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 22:38:21,772 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-12 22:38:21,772 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-12 22:38:21,772 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 22:38:21,772 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 22:38:21,772 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 22:38:21,773 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_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 926c219674f55200b40d9809e5b1fdaded5b761814321598aab4b2039c1325ea [2021-11-12 22:38:22,061 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 22:38:22,084 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 22:38:22,086 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 22:38:22,088 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 22:38:22,088 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 22:38:22,090 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i [2021-11-12 22:38:22,170 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/data/ea2ce6406/1e0eb48528de4607a21eb8078fe17137/FLAG16bb50699 [2021-11-12 22:38:23,199 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 22:38:23,199 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i [2021-11-12 22:38:23,250 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/data/ea2ce6406/1e0eb48528de4607a21eb8078fe17137/FLAG16bb50699 [2021-11-12 22:38:23,642 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/data/ea2ce6406/1e0eb48528de4607a21eb8078fe17137 [2021-11-12 22:38:23,645 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 22:38:23,647 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 22:38:23,649 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 22:38:23,649 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 22:38:23,653 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 22:38:23,654 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:38:23" (1/1) ... [2021-11-12 22:38:23,655 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3dc609 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:38:23, skipping insertion in model container [2021-11-12 22:38:23,655 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:38:23" (1/1) ... [2021-11-12 22:38:23,663 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 22:38:23,825 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 22:38:24,174 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_6258f4e3-5345-472f-8654-7d3ba77c4d4d/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i[4497,4510] [2021-11-12 22:38:24,182 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_6258f4e3-5345-472f-8654-7d3ba77c4d4d/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i[4557,4570] [2021-11-12 22:38:24,210 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-12 22:38:24,217 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-12 22:38:25,794 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:38:25,800 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:38:25,801 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:38:25,803 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:38:25,804 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:38:25,829 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:38:25,838 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:38:25,841 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:38:25,842 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:38:26,353 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-12 22:38:26,354 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-12 22:38:26,355 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-12 22:38:26,356 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-12 22:38:26,358 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-12 22:38:26,359 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-12 22:38:26,360 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-12 22:38:26,361 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-12 22:38:26,361 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-12 22:38:26,362 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-12 22:38:26,529 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-12 22:38:26,673 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:38:26,680 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:38:26,798 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 22:38:26,902 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) [2021-11-12 22:38:26,903 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7d9012a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:38:26, skipping insertion in model container [2021-11-12 22:38:26,903 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 22:38:26,904 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-12 22:38:26,907 INFO L158 Benchmark]: Toolchain (without parser) took 3258.12ms. Allocated memory was 115.3MB in the beginning and 140.5MB in the end (delta: 25.2MB). Free memory was 67.9MB in the beginning and 96.0MB in the end (delta: -28.1MB). Peak memory consumption was 33.5MB. Max. memory is 16.1GB. [2021-11-12 22:38:26,907 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 115.3MB. Free memory was 93.4MB in the beginning and 93.4MB in the end (delta: 35.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 22:38:26,909 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3254.88ms. Allocated memory was 115.3MB in the beginning and 140.5MB in the end (delta: 25.2MB). Free memory was 67.7MB in the beginning and 96.0MB in the end (delta: -28.4MB). Peak memory consumption was 33.5MB. Max. memory is 16.1GB. [2021-11-12 22:38:26,911 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 115.3MB. Free memory was 93.4MB in the beginning and 93.4MB in the end (delta: 35.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3254.88ms. Allocated memory was 115.3MB in the beginning and 140.5MB in the end (delta: 25.2MB). Free memory was 67.7MB in the beginning and 96.0MB in the end (delta: -28.4MB). Peak memory consumption was 33.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6990]: 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_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF --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 926c219674f55200b40d9809e5b1fdaded5b761814321598aab4b2039c1325ea --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 22:38:29,386 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 22:38:29,388 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 22:38:29,420 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 22:38:29,421 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 22:38:29,422 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 22:38:29,424 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 22:38:29,427 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 22:38:29,429 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 22:38:29,430 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 22:38:29,432 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 22:38:29,433 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 22:38:29,434 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 22:38:29,435 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 22:38:29,437 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 22:38:29,439 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 22:38:29,442 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 22:38:29,446 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 22:38:29,447 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 22:38:29,449 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 22:38:29,451 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 22:38:29,452 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 22:38:29,454 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 22:38:29,455 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 22:38:29,459 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 22:38:29,459 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 22:38:29,460 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 22:38:29,461 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 22:38:29,461 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 22:38:29,463 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 22:38:29,463 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 22:38:29,464 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 22:38:29,465 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 22:38:29,466 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 22:38:29,467 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 22:38:29,468 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 22:38:29,468 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 22:38:29,469 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 22:38:29,469 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 22:38:29,470 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 22:38:29,471 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 22:38:29,472 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-12 22:38:29,499 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 22:38:29,499 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 22:38:29,500 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 22:38:29,500 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 22:38:29,500 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 22:38:29,501 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 22:38:29,501 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 22:38:29,501 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 22:38:29,502 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 22:38:29,502 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 22:38:29,503 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 22:38:29,503 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 22:38:29,503 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 22:38:29,503 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 22:38:29,504 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 22:38:29,504 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 22:38:29,504 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-12 22:38:29,504 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-12 22:38:29,505 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 22:38:29,505 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 22:38:29,505 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 22:38:29,505 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 22:38:29,506 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-12 22:38:29,506 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 22:38:29,506 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:38:29,507 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 22:38:29,507 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 22:38:29,507 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 22:38:29,507 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-12 22:38:29,508 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-12 22:38:29,508 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 22:38:29,508 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 22:38:29,508 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 22:38:29,509 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_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 926c219674f55200b40d9809e5b1fdaded5b761814321598aab4b2039c1325ea [2021-11-12 22:38:29,957 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 22:38:29,980 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 22:38:29,986 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 22:38:29,990 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 22:38:29,991 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 22:38:29,993 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i [2021-11-12 22:38:30,088 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/data/b8e00661a/e23f9384ab3540598bc6bd748d0fe12f/FLAG1279e05a6 [2021-11-12 22:38:31,140 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 22:38:31,141 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i [2021-11-12 22:38:31,188 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/data/b8e00661a/e23f9384ab3540598bc6bd748d0fe12f/FLAG1279e05a6 [2021-11-12 22:38:31,478 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/data/b8e00661a/e23f9384ab3540598bc6bd748d0fe12f [2021-11-12 22:38:31,482 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 22:38:31,485 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 22:38:31,492 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 22:38:31,492 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 22:38:31,496 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 22:38:31,497 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:38:31" (1/1) ... [2021-11-12 22:38:31,498 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fe7bde6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:38:31, skipping insertion in model container [2021-11-12 22:38:31,498 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:38:31" (1/1) ... [2021-11-12 22:38:31,506 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 22:38:31,699 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 22:38:31,978 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_6258f4e3-5345-472f-8654-7d3ba77c4d4d/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i[4497,4510] [2021-11-12 22:38:31,985 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_6258f4e3-5345-472f-8654-7d3ba77c4d4d/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i[4557,4570] [2021-11-12 22:38:32,023 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-12 22:38:32,031 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-12 22:38:33,132 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:38:33,133 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:38:33,133 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:38:33,134 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:38:33,136 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:38:33,154 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:38:33,155 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:38:33,157 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:38:33,158 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:38:33,663 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-12 22:38:33,665 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-12 22:38:33,666 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-12 22:38:33,667 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-12 22:38:33,669 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-12 22:38:33,669 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-12 22:38:33,670 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-12 22:38:33,671 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-12 22:38:33,672 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-12 22:38:33,673 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-12 22:38:33,868 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-12 22:38:33,977 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:38:33,978 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:38:34,062 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 22:38:34,201 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-12 22:38:34,252 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 22:38:34,257 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_6258f4e3-5345-472f-8654-7d3ba77c4d4d/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i[4497,4510] [2021-11-12 22:38:34,257 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_6258f4e3-5345-472f-8654-7d3ba77c4d4d/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i[4557,4570] [2021-11-12 22:38:34,268 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-12 22:38:34,271 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-12 22:38:34,329 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:38:34,330 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:38:34,330 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:38:34,331 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:38:34,332 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:38:34,340 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:38:34,340 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:38:34,342 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:38:34,342 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:38:34,383 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-12 22:38:34,384 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-12 22:38:34,385 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-12 22:38:34,386 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-12 22:38:34,387 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-12 22:38:34,387 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-12 22:38:34,388 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-12 22:38:34,388 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-12 22:38:34,389 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-12 22:38:34,390 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-12 22:38:34,425 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-12 22:38:34,540 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:38:34,541 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:38:34,574 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 22:38:34,612 INFO L203 MainTranslator]: Completed pre-run [2021-11-12 22:38:34,627 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_6258f4e3-5345-472f-8654-7d3ba77c4d4d/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i[4497,4510] [2021-11-12 22:38:34,627 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_6258f4e3-5345-472f-8654-7d3ba77c4d4d/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i[4557,4570] [2021-11-12 22:38:34,629 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-12 22:38:34,630 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-12 22:38:34,678 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:38:34,684 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:38:34,684 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:38:34,685 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:38:34,686 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:38:34,693 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:38:34,698 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:38:34,699 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:38:34,700 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:38:34,741 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-12 22:38:34,742 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-12 22:38:34,743 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-12 22:38:34,744 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-12 22:38:34,744 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-12 22:38:34,745 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-12 22:38:34,746 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-12 22:38:34,747 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-12 22:38:34,747 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-12 22:38:34,748 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-12 22:38:34,814 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-12 22:38:34,892 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:38:34,893 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:38:34,943 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 22:38:35,429 INFO L208 MainTranslator]: Completed translation [2021-11-12 22:38:35,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:38:35 WrapperNode [2021-11-12 22:38:35,442 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 22:38:35,444 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-12 22:38:35,444 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-12 22:38:35,444 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-12 22:38:35,452 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:38:35" (1/1) ... [2021-11-12 22:38:35,646 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:38:35" (1/1) ... [2021-11-12 22:38:35,788 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-12 22:38:35,790 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-12 22:38:35,790 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-12 22:38:35,790 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-12 22:38:35,801 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:38:35" (1/1) ... [2021-11-12 22:38:35,801 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:38:35" (1/1) ... [2021-11-12 22:38:35,818 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:38:35" (1/1) ... [2021-11-12 22:38:35,819 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:38:35" (1/1) ... [2021-11-12 22:38:35,881 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:38:35" (1/1) ... [2021-11-12 22:38:35,885 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:38:35" (1/1) ... [2021-11-12 22:38:35,902 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:38:35" (1/1) ... [2021-11-12 22:38:35,916 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-12 22:38:35,918 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-12 22:38:35,918 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-12 22:38:35,918 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-12 22:38:35,919 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:38:35" (1/1) ... [2021-11-12 22:38:35,934 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:38:35,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 22:38:35,958 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-12 22:38:35,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-12 22:38:36,031 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2021-11-12 22:38:36,032 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2021-11-12 22:38:36,032 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-12 22:38:36,032 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-11-12 22:38:36,032 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-11-12 22:38:36,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-12 22:38:36,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-12 22:38:36,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-12 22:38:36,034 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-12 22:38:36,035 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-12 22:38:36,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-12 22:38:36,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-12 22:38:36,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-12 22:38:36,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-12 22:38:36,036 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-11-12 22:38:36,036 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-11-12 22:38:36,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-12 22:38:36,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-12 22:38:36,037 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-12 22:38:36,037 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-12 22:38:36,037 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-12 22:38:36,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-12 22:38:36,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-12 22:38:36,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-12 22:38:36,038 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2021-11-12 22:38:36,038 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2021-11-12 22:38:51,721 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-12 22:38:51,722 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-12 22:38:51,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 10:38:51 BoogieIcfgContainer [2021-11-12 22:38:51,725 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-12 22:38:51,727 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-12 22:38:51,727 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-12 22:38:51,731 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-12 22:38:51,731 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 10:38:31" (1/3) ... [2021-11-12 22:38:51,732 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7395ae15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 10:38:51, skipping insertion in model container [2021-11-12 22:38:51,732 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:38:35" (2/3) ... [2021-11-12 22:38:51,733 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7395ae15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 10:38:51, skipping insertion in model container [2021-11-12 22:38:51,733 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 10:38:51" (3/3) ... [2021-11-12 22:38:51,734 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_from_c_str_harness.i [2021-11-12 22:38:51,740 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-12 22:38:51,741 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-12 22:38:51,796 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-12 22:38:51,803 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 [2021-11-12 22:38:51,803 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-12 22:38:51,823 INFO L276 IsEmpty]: Start isEmpty. Operand has 91 states, 63 states have (on average 1.253968253968254) internal successors, (79), 64 states have internal predecessors, (79), 20 states have call successors, (20), 6 states have call predecessors, (20), 6 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2021-11-12 22:38:51,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-12 22:38:51,830 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:38:51,831 INFO L514 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] [2021-11-12 22:38:51,832 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:38:51,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:38:51,839 INFO L85 PathProgramCache]: Analyzing trace with hash -285994382, now seen corresponding path program 1 times [2021-11-12 22:38:51,862 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 22:38:51,863 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2068441611] [2021-11-12 22:38:51,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:38:51,864 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 22:38:51,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 22:38:51,868 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 22:38:51,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-12 22:38:56,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:38:56,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 1706 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-12 22:38:56,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:38:57,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 22:38:57,145 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:38:57,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 22:38:57,525 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 22:38:57,525 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2068441611] [2021-11-12 22:38:57,526 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2068441611] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 22:38:57,527 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:38:57,527 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-12 22:38:57,529 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1290363960] [2021-11-12 22:38:57,530 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 22:38:57,536 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 22:38:57,536 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 22:38:57,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 22:38:57,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-12 22:38:57,573 INFO L87 Difference]: Start difference. First operand has 91 states, 63 states have (on average 1.253968253968254) internal successors, (79), 64 states have internal predecessors, (79), 20 states have call successors, (20), 6 states have call predecessors, (20), 6 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-12 22:38:59,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:38:59,631 INFO L93 Difference]: Finished difference Result 175 states and 244 transitions. [2021-11-12 22:38:59,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-12 22:38:59,635 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 22 [2021-11-12 22:38:59,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:38:59,648 INFO L225 Difference]: With dead ends: 175 [2021-11-12 22:38:59,648 INFO L226 Difference]: Without dead ends: 86 [2021-11-12 22:38:59,654 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-12 22:38:59,658 INFO L933 BasicCegarLoop]: 111 mSDtfsCounter, 23 mSDsluCounter, 210 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1945.24ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 321 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 6.81ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1999.55ms IncrementalHoareTripleChecker+Time [2021-11-12 22:38:59,659 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [25 Valid, 321 Invalid, 20 Unknown, 0 Unchecked, 6.81ms Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 1999.55ms Time] [2021-11-12 22:38:59,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2021-11-12 22:38:59,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2021-11-12 22:38:59,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 58 states have (on average 1.2241379310344827) internal successors, (71), 61 states have internal predecessors, (71), 20 states have call successors, (20), 6 states have call predecessors, (20), 7 states have return successors, (19), 18 states have call predecessors, (19), 18 states have call successors, (19) [2021-11-12 22:38:59,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 110 transitions. [2021-11-12 22:38:59,722 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 110 transitions. Word has length 22 [2021-11-12 22:38:59,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:38:59,723 INFO L470 AbstractCegarLoop]: Abstraction has 86 states and 110 transitions. [2021-11-12 22:38:59,723 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-12 22:38:59,724 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 110 transitions. [2021-11-12 22:38:59,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-12 22:38:59,726 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:38:59,727 INFO L514 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] [2021-11-12 22:38:59,787 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-12 22:38:59,950 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 22:38:59,950 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:38:59,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:38:59,952 INFO L85 PathProgramCache]: Analyzing trace with hash 1188158909, now seen corresponding path program 1 times [2021-11-12 22:38:59,970 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 22:38:59,970 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1723878768] [2021-11-12 22:38:59,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:38:59,971 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 22:38:59,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 22:38:59,973 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 22:39:00,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-12 22:39:04,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:39:04,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 1719 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-12 22:39:04,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:39:05,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 22:39:05,059 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:39:05,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 22:39:05,490 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 22:39:05,490 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1723878768] [2021-11-12 22:39:05,490 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1723878768] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 22:39:05,490 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:39:05,491 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 12 [2021-11-12 22:39:05,491 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1833728668] [2021-11-12 22:39:05,491 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 22:39:05,493 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-12 22:39:05,493 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 22:39:05,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-12 22:39:05,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2021-11-12 22:39:05,495 INFO L87 Difference]: Start difference. First operand 86 states and 110 transitions. Second operand has 12 states, 10 states have (on average 2.7) internal successors, (27), 8 states have internal predecessors, (27), 3 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (3), 3 states have call predecessors, (3), 1 states have call successors, (3) [2021-11-12 22:39:05,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:39:05,924 INFO L93 Difference]: Finished difference Result 98 states and 123 transitions. [2021-11-12 22:39:05,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-12 22:39:05,925 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 10 states have (on average 2.7) internal successors, (27), 8 states have internal predecessors, (27), 3 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (3), 3 states have call predecessors, (3), 1 states have call successors, (3) Word has length 28 [2021-11-12 22:39:05,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:39:05,928 INFO L225 Difference]: With dead ends: 98 [2021-11-12 22:39:05,928 INFO L226 Difference]: Without dead ends: 96 [2021-11-12 22:39:05,929 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2021-11-12 22:39:05,931 INFO L933 BasicCegarLoop]: 106 mSDtfsCounter, 23 mSDsluCounter, 901 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 263.18ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 1007 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 10.23ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 313.15ms IncrementalHoareTripleChecker+Time [2021-11-12 22:39:05,931 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [24 Valid, 1007 Invalid, 81 Unknown, 0 Unchecked, 10.23ms Time], IncrementalHoareTripleChecker [3 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 313.15ms Time] [2021-11-12 22:39:05,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2021-11-12 22:39:05,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 95. [2021-11-12 22:39:05,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 64 states have (on average 1.203125) internal successors, (77), 68 states have internal predecessors, (77), 21 states have call successors, (21), 7 states have call predecessors, (21), 9 states have return successors, (22), 19 states have call predecessors, (22), 19 states have call successors, (22) [2021-11-12 22:39:05,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 120 transitions. [2021-11-12 22:39:05,951 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 120 transitions. Word has length 28 [2021-11-12 22:39:05,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:39:05,951 INFO L470 AbstractCegarLoop]: Abstraction has 95 states and 120 transitions. [2021-11-12 22:39:05,952 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 10 states have (on average 2.7) internal successors, (27), 8 states have internal predecessors, (27), 3 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (3), 3 states have call predecessors, (3), 1 states have call successors, (3) [2021-11-12 22:39:05,952 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 120 transitions. [2021-11-12 22:39:05,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-12 22:39:05,954 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:39:05,955 INFO L514 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] [2021-11-12 22:39:06,014 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-12 22:39:06,178 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 22:39:06,178 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:39:06,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:39:06,179 INFO L85 PathProgramCache]: Analyzing trace with hash -2059181435, now seen corresponding path program 1 times [2021-11-12 22:39:06,188 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 22:39:06,188 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [200922798] [2021-11-12 22:39:06,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:39:06,189 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 22:39:06,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 22:39:06,190 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 22:39:06,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-12 22:39:10,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:39:10,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 1728 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-12 22:39:10,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:39:11,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 22:39:11,445 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:39:12,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 22:39:12,079 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 22:39:12,079 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [200922798] [2021-11-12 22:39:12,079 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [200922798] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 22:39:12,079 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:39:12,080 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 7 [2021-11-12 22:39:12,080 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [171433372] [2021-11-12 22:39:12,080 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 22:39:12,081 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-12 22:39:12,081 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 22:39:12,082 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-12 22:39:12,082 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-12 22:39:12,083 INFO L87 Difference]: Start difference. First operand 95 states and 120 transitions. Second operand has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 7 states have internal predecessors, (31), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-12 22:39:14,361 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 22:39:16,380 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 22:39:18,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:39:18,980 INFO L93 Difference]: Finished difference Result 184 states and 236 transitions. [2021-11-12 22:39:18,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-12 22:39:18,982 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 7 states have internal predecessors, (31), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 32 [2021-11-12 22:39:18,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:39:18,985 INFO L225 Difference]: With dead ends: 184 [2021-11-12 22:39:18,986 INFO L226 Difference]: Without dead ends: 120 [2021-11-12 22:39:18,987 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 56 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2021-11-12 22:39:18,989 INFO L933 BasicCegarLoop]: 120 mSDtfsCounter, 68 mSDsluCounter, 370 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6244.32ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 490 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 5.70ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 34 IncrementalHoareTripleChecker+Unchecked, 6477.75ms IncrementalHoareTripleChecker+Time [2021-11-12 22:39:18,989 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [68 Valid, 490 Invalid, 122 Unknown, 0 Unchecked, 5.70ms Time], IncrementalHoareTripleChecker [2 Valid, 84 Invalid, 2 Unknown, 34 Unchecked, 6477.75ms Time] [2021-11-12 22:39:18,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2021-11-12 22:39:19,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 100. [2021-11-12 22:39:19,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100 states, 69 states have (on average 1.2173913043478262) internal successors, (84), 73 states have internal predecessors, (84), 21 states have call successors, (21), 7 states have call predecessors, (21), 9 states have return successors, (22), 19 states have call predecessors, (22), 19 states have call successors, (22) [2021-11-12 22:39:19,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 127 transitions. [2021-11-12 22:39:19,011 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 127 transitions. Word has length 32 [2021-11-12 22:39:19,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:39:19,012 INFO L470 AbstractCegarLoop]: Abstraction has 100 states and 127 transitions. [2021-11-12 22:39:19,012 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 7 states have internal predecessors, (31), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-12 22:39:19,013 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 127 transitions. [2021-11-12 22:39:19,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-12 22:39:19,015 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:39:19,015 INFO L514 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] [2021-11-12 22:39:19,058 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-12 22:39:19,222 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 22:39:19,222 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:39:19,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:39:19,223 INFO L85 PathProgramCache]: Analyzing trace with hash -1801015997, now seen corresponding path program 1 times [2021-11-12 22:39:19,227 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 22:39:19,227 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [136554758] [2021-11-12 22:39:19,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:39:19,227 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 22:39:19,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 22:39:19,229 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 22:39:19,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-12 22:39:51,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:39:53,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 1725 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-12 22:39:53,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:39:53,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:53,307 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2021-11-12 22:39:53,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:53,336 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2021-11-12 22:39:55,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 22:39:55,392 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:39:56,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 17 [2021-11-12 22:39:56,958 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 17 [2021-11-12 22:39:57,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 22:39:57,090 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 22:39:57,090 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [136554758] [2021-11-12 22:39:57,090 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [136554758] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 22:39:57,091 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:39:57,091 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10, 8] imperfect sequences [] total 16 [2021-11-12 22:39:57,091 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1327093815] [2021-11-12 22:39:57,091 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 22:39:57,092 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-11-12 22:39:57,092 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 22:39:57,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-11-12 22:39:57,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240 [2021-11-12 22:39:57,093 INFO L87 Difference]: Start difference. First operand 100 states and 127 transitions. Second operand has 16 states, 14 states have (on average 3.2857142857142856) internal successors, (46), 15 states have internal predecessors, (46), 4 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-12 22:39:59,333 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 22:40:01,346 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 22:40:03,359 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 22:40:05,370 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 22:40:07,388 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 22:40:09,696 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 22:40:10,917 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 22:40:13,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:40:13,796 INFO L93 Difference]: Finished difference Result 226 states and 292 transitions. [2021-11-12 22:40:13,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-12 22:40:13,799 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 14 states have (on average 3.2857142857142856) internal successors, (46), 15 states have internal predecessors, (46), 4 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) Word has length 32 [2021-11-12 22:40:13,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:40:13,802 INFO L225 Difference]: With dead ends: 226 [2021-11-12 22:40:13,803 INFO L226 Difference]: Without dead ends: 148 [2021-11-12 22:40:13,804 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=54, Invalid=218, Unknown=0, NotChecked=0, Total=272 [2021-11-12 22:40:13,805 INFO L933 BasicCegarLoop]: 105 mSDtfsCounter, 76 mSDsluCounter, 862 mSDsCounter, 0 mSdLazyCounter, 128 mSolverCounterSat, 6 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16222.06ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 967 SdHoareTripleChecker+Invalid, 218 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 8.95ms SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 128 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 79 IncrementalHoareTripleChecker+Unchecked, 16490.17ms IncrementalHoareTripleChecker+Time [2021-11-12 22:40:13,805 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [80 Valid, 967 Invalid, 218 Unknown, 0 Unchecked, 8.95ms Time], IncrementalHoareTripleChecker [6 Valid, 128 Invalid, 5 Unknown, 79 Unchecked, 16490.17ms Time] [2021-11-12 22:40:13,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2021-11-12 22:40:13,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 145. [2021-11-12 22:40:13,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145 states, 110 states have (on average 1.2545454545454546) internal successors, (138), 117 states have internal predecessors, (138), 22 states have call successors, (22), 8 states have call predecessors, (22), 12 states have return successors, (29), 19 states have call predecessors, (29), 20 states have call successors, (29) [2021-11-12 22:40:13,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 189 transitions. [2021-11-12 22:40:13,833 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 189 transitions. Word has length 32 [2021-11-12 22:40:13,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:40:13,833 INFO L470 AbstractCegarLoop]: Abstraction has 145 states and 189 transitions. [2021-11-12 22:40:13,833 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 14 states have (on average 3.2857142857142856) internal successors, (46), 15 states have internal predecessors, (46), 4 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-12 22:40:13,834 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 189 transitions. [2021-11-12 22:40:13,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-12 22:40:13,836 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:40:13,836 INFO L514 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] [2021-11-12 22:40:13,989 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (5)] Ended with exit code 0 [2021-11-12 22:40:14,036 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 22:40:14,037 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:40:14,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:40:14,037 INFO L85 PathProgramCache]: Analyzing trace with hash 1214087621, now seen corresponding path program 1 times [2021-11-12 22:40:14,040 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 22:40:14,041 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1765021099] [2021-11-12 22:40:14,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:40:14,041 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 22:40:14,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 22:40:14,042 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 22:40:14,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6258f4e3-5345-472f-8654-7d3ba77c4d4d/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-12 22:44:26,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:44:30,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 1722 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-12 22:44:30,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:44:30,337 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 3582 treesize of output 3467 [2021-11-12 22:44:30,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:30,700 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:44:30,701 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:44:30,701 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:44:30,702 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:44:30,702 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:44:30,703 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:44:30,703 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:44:30,706 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:44:30,706 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:44:30,707 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:44:30,708 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:44:30,708 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:44:30,709 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:44:30,709 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:44:30,710 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:44:30,710 INFO L244 Elim1Store]: Index analysis took 290 ms [2021-11-12 22:44:30,722 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 120 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 347 treesize of output 407 [2021-11-12 22:44:31,143 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:44:31,146 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 431 [2021-11-12 22:44:31,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:44:31,565 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:44:31,566 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 153 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 120 case distinctions, treesize of input 431 treesize of output 464 [2021-11-12 22:44:36,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 22:44:36,761 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:44:38,413 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:44:38,415 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 124 [2021-11-12 22:44:38,419 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:44:38,420 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 143 [2021-11-12 22:44:38,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28655 treesize of output 27743