./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-66.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-66.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --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 32bit --witnessprinter.graph.data.programhash b17426fcbd3c87a5dd89cb5e1501daf40166b5a166256cea7242083b05c82ceb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:12:16,253 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:12:16,349 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 04:12:16,359 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:12:16,363 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:12:16,412 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:12:16,413 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:12:16,414 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:12:16,415 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:12:16,422 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:12:16,423 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:12:16,424 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:12:16,425 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:12:16,427 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:12:16,428 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:12:16,428 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:12:16,429 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:12:16,429 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:12:16,430 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:12:16,430 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:12:16,431 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:12:16,431 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:12:16,432 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:12:16,433 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:12:16,433 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:12:16,433 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:12:16,434 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:12:16,434 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:12:16,435 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:12:16,435 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:12:16,435 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:12:16,436 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:12:16,436 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:12:16,436 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:12:16,437 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:12:16,437 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:12:16,437 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:12:16,437 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:12:16,438 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:12:16,438 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:12:16,438 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:12:16,439 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:12:16,439 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:12:16,439 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:12:16,439 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:12:16,440 INFO L153 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_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b17426fcbd3c87a5dd89cb5e1501daf40166b5a166256cea7242083b05c82ceb [2023-11-19 04:12:16,723 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:12:16,757 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:12:16,760 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:12:16,761 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:12:16,762 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:12:16,764 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-66.i [2023-11-19 04:12:19,918 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:12:20,241 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:12:20,242 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-66.i [2023-11-19 04:12:20,255 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/data/511830839/f5a884b633964743959fd296939e414a/FLAG8cf0e2207 [2023-11-19 04:12:20,267 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/data/511830839/f5a884b633964743959fd296939e414a [2023-11-19 04:12:20,269 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:12:20,271 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:12:20,276 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:12:20,276 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:12:20,282 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:12:20,282 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:12:20" (1/1) ... [2023-11-19 04:12:20,284 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6419b80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:12:20, skipping insertion in model container [2023-11-19 04:12:20,284 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:12:20" (1/1) ... [2023-11-19 04:12:20,330 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:12:20,500 WARN L240 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_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-66.i[916,929] [2023-11-19 04:12:20,591 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:12:20,604 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:12:20,617 WARN L240 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_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-66.i[916,929] [2023-11-19 04:12:20,666 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:12:20,690 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:12:20,691 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:12:20 WrapperNode [2023-11-19 04:12:20,691 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:12:20,692 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:12:20,692 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:12:20,692 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:12:20,700 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:12:20" (1/1) ... [2023-11-19 04:12:20,714 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:12:20" (1/1) ... [2023-11-19 04:12:20,786 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 212 [2023-11-19 04:12:20,787 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:12:20,788 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:12:20,788 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:12:20,788 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:12:20,798 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:12:20" (1/1) ... [2023-11-19 04:12:20,798 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:12:20" (1/1) ... [2023-11-19 04:12:20,802 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:12:20" (1/1) ... [2023-11-19 04:12:20,802 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:12:20" (1/1) ... [2023-11-19 04:12:20,832 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:12:20" (1/1) ... [2023-11-19 04:12:20,836 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:12:20" (1/1) ... [2023-11-19 04:12:20,839 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:12:20" (1/1) ... [2023-11-19 04:12:20,842 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:12:20" (1/1) ... [2023-11-19 04:12:20,848 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:12:20,849 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:12:20,849 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:12:20,849 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:12:20,850 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:12:20" (1/1) ... [2023-11-19 04:12:20,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:12:20,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:12:20,921 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:12:20,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:12:20,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:12:20,970 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:12:20,970 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:12:20,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:12:20,970 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:12:20,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:12:21,117 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:12:21,120 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:12:21,688 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:12:22,217 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:12:22,217 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:12:22,224 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:12:22 BoogieIcfgContainer [2023-11-19 04:12:22,224 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:12:22,228 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:12:22,228 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:12:22,232 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:12:22,232 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:12:20" (1/3) ... [2023-11-19 04:12:22,233 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58f99dbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:12:22, skipping insertion in model container [2023-11-19 04:12:22,234 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:12:20" (2/3) ... [2023-11-19 04:12:22,236 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58f99dbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:12:22, skipping insertion in model container [2023-11-19 04:12:22,237 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:12:22" (3/3) ... [2023-11-19 04:12:22,238 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-66.i [2023-11-19 04:12:22,261 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:12:22,261 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:12:22,331 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:12:22,341 INFO L357 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=LoopHeads, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@9dd0de, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:12:22,342 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:12:22,347 INFO L276 IsEmpty]: Start isEmpty. Operand has 43 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 20 states have internal predecessors, (22), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2023-11-19 04:12:22,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-19 04:12:22,366 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:12:22,367 INFO L195 NwaCegarLoop]: trace histogram [21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:12:22,367 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:12:22,371 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:12:22,372 INFO L85 PathProgramCache]: Analyzing trace with hash 1158835429, now seen corresponding path program 1 times [2023-11-19 04:12:22,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:12:22,381 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780659834] [2023-11-19 04:12:22,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:12:22,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:12:22,632 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 04:12:22,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [15279101] [2023-11-19 04:12:22,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:12:22,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 04:12:22,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:12:22,638 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 04:12:22,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 04:12:23,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:12:23,011 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:12:23,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:12:23,212 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 04:12:23,215 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 04:12:23,218 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 04:12:23,235 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 04:12:23,429 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 04:12:23,434 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 04:12:23,438 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 04:12:23,572 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 04:12:23 BoogieIcfgContainer [2023-11-19 04:12:23,572 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 04:12:23,573 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:12:23,573 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:12:23,573 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:12:23,573 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:12:22" (3/4) ... [2023-11-19 04:12:23,576 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 04:12:23,577 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:12:23,579 INFO L158 Benchmark]: Toolchain (without parser) took 3307.46ms. Allocated memory was 109.1MB in the beginning and 142.6MB in the end (delta: 33.6MB). Free memory was 63.3MB in the beginning and 83.1MB in the end (delta: -19.8MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2023-11-19 04:12:23,579 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 109.1MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:12:23,581 INFO L158 Benchmark]: CACSL2BoogieTranslator took 415.20ms. Allocated memory is still 109.1MB. Free memory was 63.3MB in the beginning and 46.9MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 04:12:23,588 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.89ms. Allocated memory was 109.1MB in the beginning and 142.6MB in the end (delta: 33.6MB). Free memory was 46.9MB in the beginning and 113.2MB in the end (delta: -66.3MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2023-11-19 04:12:23,590 INFO L158 Benchmark]: Boogie Preprocessor took 60.51ms. Allocated memory is still 142.6MB. Free memory was 113.1MB in the beginning and 113.6MB in the end (delta: -507.2kB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. [2023-11-19 04:12:23,591 INFO L158 Benchmark]: RCFGBuilder took 1375.32ms. Allocated memory is still 142.6MB. Free memory was 113.6MB in the beginning and 74.5MB in the end (delta: 39.2MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2023-11-19 04:12:23,591 INFO L158 Benchmark]: TraceAbstraction took 1343.88ms. Allocated memory is still 142.6MB. Free memory was 73.5MB in the beginning and 83.1MB in the end (delta: -9.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:12:23,591 INFO L158 Benchmark]: Witness Printer took 4.74ms. Allocated memory is still 142.6MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:12:23,597 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 109.1MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 415.20ms. Allocated memory is still 109.1MB. Free memory was 63.3MB in the beginning and 46.9MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.89ms. Allocated memory was 109.1MB in the beginning and 142.6MB in the end (delta: 33.6MB). Free memory was 46.9MB in the beginning and 113.2MB in the end (delta: -66.3MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.51ms. Allocated memory is still 142.6MB. Free memory was 113.1MB in the beginning and 113.6MB in the end (delta: -507.2kB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1375.32ms. Allocated memory is still 142.6MB. Free memory was 113.6MB in the beginning and 74.5MB in the end (delta: 39.2MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1343.88ms. Allocated memory is still 142.6MB. Free memory was 73.5MB in the beginning and 83.1MB in the end (delta: -9.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.74ms. Allocated memory is still 142.6MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 197, overapproximation of shiftLeft at line 144, overapproximation of someBinaryArithmeticDOUBLEoperation at line 99, overapproximation of someUnaryDOUBLEoperation at line 123, overapproximation of someBinaryDOUBLEComparisonOperation at line 106. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 64; [L23] unsigned short int var_1_5 = 63575; [L24] unsigned long int var_1_6 = 10; [L25] unsigned long int var_1_8 = 3366149252; [L26] signed long int var_1_9 = -10; [L27] signed long int var_1_11 = 1938698816; [L28] unsigned char var_1_12 = 5; [L29] unsigned char var_1_13 = 64; [L30] unsigned char var_1_14 = 64; [L31] double var_1_15 = 99.625; [L32] double var_1_16 = 0.0; [L33] double var_1_17 = 999.5; [L34] double var_1_18 = 9.35; [L35] float var_1_19 = 99.875; [L36] float var_1_20 = 10000.71; [L37] double var_1_21 = 1000.5; [L38] double var_1_23 = 15.25; [L39] signed long int var_1_24 = 8; [L40] unsigned short int var_1_25 = 32; [L41] signed short int var_1_26 = 2; [L42] unsigned char var_1_27 = 0; [L43] unsigned char var_1_28 = 0; [L44] unsigned char var_1_29 = 0; [L45] unsigned char var_1_30 = 1; [L46] unsigned char var_1_32 = 0; [L47] float var_1_33 = 64.75; [L48] float var_1_34 = 9.2; [L49] unsigned short int last_1_var_1_1 = 64; [L50] signed long int last_1_var_1_9 = -10; [L51] unsigned char last_1_var_1_12 = 5; [L52] signed long int last_1_var_1_24 = 8; [L53] unsigned short int last_1_var_1_25 = 32; [L54] unsigned char last_1_var_1_27 = 0; [L55] unsigned char last_1_var_1_29 = 0; [L201] isInitial = 1 [L202] FCALL initially() [L203] COND TRUE 1 [L204] CALL updateLastVariables() [L188] last_1_var_1_1 = var_1_1 [L189] last_1_var_1_9 = var_1_9 [L190] last_1_var_1_12 = var_1_12 [L191] last_1_var_1_24 = var_1_24 [L192] last_1_var_1_25 = var_1_25 [L193] last_1_var_1_27 = var_1_27 [L194] last_1_var_1_29 = var_1_29 [L204] RET updateLastVariables() [L205] CALL updateVariables() [L152] var_1_5 = __VERIFIER_nondet_ushort() [L153] CALL assume_abort_if_not(var_1_5 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1938698816, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=3366149252, var_1_9=-10] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_5 >= 32767) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1938698816, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=3366149252, var_1_9=-10] [L154] CALL assume_abort_if_not(var_1_5 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1938698816, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=3366149252, var_1_9=-10] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_5 <= 65534) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1938698816, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=3366149252, var_1_9=-10] [L155] var_1_8 = __VERIFIER_nondet_ulong() [L156] CALL assume_abort_if_not(var_1_8 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1938698816, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=2147483647, var_1_9=-10] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_8 >= 2147483647) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1938698816, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=2147483647, var_1_9=-10] [L157] CALL assume_abort_if_not(var_1_8 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1938698816, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=2147483647, var_1_9=-10] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_8 <= 4294967294) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1938698816, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=2147483647, var_1_9=-10] [L158] var_1_11 = __VERIFIER_nondet_long() [L159] CALL assume_abort_if_not(var_1_11 >= 1073741822) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=2147483647, var_1_9=-10] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_11 >= 1073741822) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=2147483647, var_1_9=-10] [L160] CALL assume_abort_if_not(var_1_11 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=2147483647, var_1_9=-10] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_11 <= 2147483646) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=2147483647, var_1_9=-10] [L161] var_1_13 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=2147483647, var_1_9=-10] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=2147483647, var_1_9=-10] [L163] CALL assume_abort_if_not(var_1_13 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=2147483647, var_1_9=-10] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_13 <= 127) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=2147483647, var_1_9=-10] [L164] var_1_14 = __VERIFIER_nondet_uchar() [L165] CALL assume_abort_if_not(var_1_14 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=2147483647, var_1_9=-10] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_14 >= 63) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=2147483647, var_1_9=-10] [L166] CALL assume_abort_if_not(var_1_14 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=2147483647, var_1_9=-10] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_14 <= 127) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=2147483647, var_1_9=-10] [L167] var_1_16 = __VERIFIER_nondet_double() [L168] CALL assume_abort_if_not((var_1_16 >= 4611686.018427382800e+12F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=2, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=2147483647, var_1_9=-10] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not((var_1_16 >= 4611686.018427382800e+12F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=2, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=2147483647, var_1_9=-10] [L169] var_1_17 = __VERIFIER_nondet_double() [L170] CALL assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=2, var_1_17=3, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=2147483647, var_1_9=-10] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=2, var_1_17=3, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=2147483647, var_1_9=-10] [L171] var_1_18 = __VERIFIER_nondet_double() [L172] CALL assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=2147483647, var_1_9=-10] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=2147483647, var_1_9=-10] [L173] var_1_20 = __VERIFIER_nondet_float() [L174] CALL assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=799/8, var_1_1=64, var_1_20=5, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=2147483647, var_1_9=-10] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=799/8, var_1_1=64, var_1_20=5, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=2147483647, var_1_9=-10] [L175] var_1_28 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_28 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=799/8, var_1_1=64, var_1_20=5, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=2147483647, var_1_9=-10] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_28 >= 1) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=799/8, var_1_1=64, var_1_20=5, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=2147483647, var_1_9=-10] [L177] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=799/8, var_1_1=64, var_1_20=5, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=2147483647, var_1_9=-10] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=799/8, var_1_1=64, var_1_20=5, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=2147483647, var_1_9=-10] [L178] var_1_30 = __VERIFIER_nondet_uchar() [L179] CALL assume_abort_if_not(var_1_30 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=799/8, var_1_1=64, var_1_20=5, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=2147483647, var_1_9=-10] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_30 >= 1) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=799/8, var_1_1=64, var_1_20=5, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=2147483647, var_1_9=-10] [L180] CALL assume_abort_if_not(var_1_30 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=799/8, var_1_1=64, var_1_20=5, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=2147483647, var_1_9=-10] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_30 <= 1) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=799/8, var_1_1=64, var_1_20=5, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=2147483647, var_1_9=-10] [L181] var_1_32 = __VERIFIER_nondet_uchar() [L182] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=799/8, var_1_1=64, var_1_20=5, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=2147483647, var_1_9=-10] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=799/8, var_1_1=64, var_1_20=5, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=2147483647, var_1_9=-10] [L183] CALL assume_abort_if_not(var_1_32 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=799/8, var_1_1=64, var_1_20=5, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=2147483647, var_1_9=-10] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_32 <= 0) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=799/8, var_1_1=64, var_1_20=5, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=2147483647, var_1_9=-10] [L184] var_1_34 = __VERIFIER_nondet_float() [L185] CALL assume_abort_if_not((var_1_34 >= -461168.6018427382800e+13F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 4611686.018427382800e+12F && var_1_34 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=799/8, var_1_1=64, var_1_20=5, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=6, var_1_5=32767, var_1_6=10, var_1_8=2147483647, var_1_9=-10] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not((var_1_34 >= -461168.6018427382800e+13F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 4611686.018427382800e+12F && var_1_34 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=799/8, var_1_1=64, var_1_20=5, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=6, var_1_5=32767, var_1_6=10, var_1_8=2147483647, var_1_9=-10] [L205] RET updateVariables() [L206] CALL step() [L59] signed long int stepLocal_8 = 10000000; [L60] unsigned long int stepLocal_7 = 128u + last_1_var_1_1; [L61] COND FALSE !(last_1_var_1_24 >= stepLocal_7) [L66] COND FALSE !(last_1_var_1_12 >= last_1_var_1_24) [L71] COND FALSE !(\read(last_1_var_1_29)) [L74] var_1_12 = (32 + ((((var_1_14 - 2) < 0 ) ? -(var_1_14 - 2) : (var_1_14 - 2)))) [L76] COND FALSE !(\read(last_1_var_1_29)) [L83] var_1_9 = ((var_1_11 - 16) - last_1_var_1_24) [L85] unsigned char stepLocal_4 = var_1_14; [L86] unsigned char stepLocal_3 = last_1_var_1_27; [L87] unsigned char stepLocal_2 = last_1_var_1_27; [L88] COND TRUE (var_1_13 * (var_1_5 * last_1_var_1_9)) <= stepLocal_4 [L89] var_1_24 = 50 [L99] var_1_15 = ((var_1_16 - var_1_17) - var_1_18) [L100] unsigned long int stepLocal_9 = 50u; [L101] COND FALSE !(stepLocal_9 >= var_1_5) [L104] unsigned char stepLocal_12 = var_1_26 > var_1_1; [L105] COND FALSE !(var_1_32 || stepLocal_12) [L108] var_1_33 = var_1_16 [L110] signed short int stepLocal_1 = var_1_26; [L111] signed long int stepLocal_0 = var_1_24; [L112] COND FALSE !(stepLocal_1 >= (var_1_26 + (var_1_14 * 16))) [L117] var_1_21 = (((((1.75) < (var_1_18)) ? (1.75) : (var_1_18))) - (9.9999999995E9 + var_1_17)) [L119] COND FALSE !(var_1_33 >= 0.25) [L122] COND FALSE !(\read(var_1_27)) [L125] COND FALSE !((var_1_33 * 8.2) < 10.4) [L128] signed long int stepLocal_6 = 0; [L129] unsigned long int stepLocal_5 = 25u; [L130] COND FALSE !(stepLocal_6 >= ((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6)))) [L135] COND FALSE !(var_1_8 < stepLocal_5) [L139] signed long int stepLocal_11 = (((var_1_12) < (var_1_14)) ? (var_1_12) : (var_1_14)); [L140] unsigned char stepLocal_10 = var_1_27; [L141] COND FALSE !(var_1_28 && stepLocal_10) [L144] EXPR -25 << var_1_9 [L144] COND FALSE !(stepLocal_11 > (-25 << var_1_9)) [L147] var_1_29 = ((var_1_23 <= ((((var_1_21) < (var_1_17)) ? (var_1_21) : (var_1_17)))) && var_1_32) [L206] RET step() [L207] CALL, EXPR property() [L197] EXPR (((((((((((((last_1_var_1_12 >= last_1_var_1_24) ? (last_1_var_1_29 ? (var_1_1 == ((unsigned short int) (var_1_5 - last_1_var_1_12))) : 1) : 1) && (((var_1_33 * 8.2) < 10.4) ? (var_1_6 == ((unsigned long int) (var_1_8 - var_1_9))) : 1)) && (last_1_var_1_29 ? (last_1_var_1_29 ? (var_1_9 == ((signed long int) (last_1_var_1_24 + 100))) : (var_1_9 == ((signed long int) (((((var_1_5 + last_1_var_1_24)) > (last_1_var_1_9)) ? ((var_1_5 + last_1_var_1_24)) : (last_1_var_1_9)))))) : (var_1_9 == ((signed long int) ((var_1_11 - 16) - last_1_var_1_24))))) && (last_1_var_1_29 ? (var_1_12 == ((unsigned char) (64 + var_1_13))) : (var_1_12 == ((unsigned char) (32 + ((((var_1_14 - 2) < 0 ) ? -(var_1_14 - 2) : (var_1_14 - 2)))))))) && (var_1_15 == ((double) ((var_1_16 - var_1_17) - var_1_18)))) && ((var_1_33 >= 0.25) ? (var_1_19 == ((float) (var_1_17 + var_1_20))) : 1)) && ((var_1_26 >= (var_1_26 + (var_1_14 * 16))) ? ((-256 > var_1_24) ? (var_1_21 == ((double) var_1_17)) : 1) : (var_1_21 == ((double) (((((1.75) < (var_1_18)) ? (1.75) : (var_1_18))) - (9.9999999995E9 + var_1_17)))))) && (var_1_27 ? (var_1_23 == ((double) ((((4.5) < 0 ) ? -(4.5) : (4.5))))) : 1)) && (((var_1_13 * (var_1_5 * last_1_var_1_9)) <= var_1_14) ? (var_1_24 == ((signed long int) 50)) : ((last_1_var_1_27 || last_1_var_1_27) ? ((last_1_var_1_27 || last_1_var_1_27) ? (var_1_24 == ((signed long int) last_1_var_1_12)) : 1) : (var_1_24 == ((signed long int) var_1_13))))) && ((0 >= ((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6)))) ? (var_1_27 ? (var_1_25 == ((unsigned short int) (((((var_1_5 - var_1_9)) > ((var_1_12 + var_1_24))) ? ((var_1_5 - var_1_9)) : ((var_1_12 + var_1_24)))))) : 1) : ((var_1_8 < 25u) ? (var_1_25 == ((unsigned short int) var_1_6)) : 1))) && ((last_1_var_1_24 >= (128u + last_1_var_1_1)) ? ((10000000 != var_1_14) ? (var_1_26 == ((signed short int) last_1_var_1_25)) : 1) : 1)) && ((50u >= var_1_5) ? (var_1_27 == ((unsigned char) var_1_28)) : 1)) && ((var_1_28 && var_1_27) ? (var_1_29 == ((unsigned char) (var_1_28 && var_1_30))) : ((((((var_1_12) < (var_1_14)) ? (var_1_12) : (var_1_14))) > (-25 << var_1_9)) ? (var_1_29 == ((unsigned char) (var_1_27 || var_1_28))) : (var_1_29 == ((unsigned char) ((var_1_23 <= ((((var_1_21) < (var_1_17)) ? (var_1_21) : (var_1_17)))) && var_1_32))))) [L197-L198] return ((((((((((((((last_1_var_1_12 >= last_1_var_1_24) ? (last_1_var_1_29 ? (var_1_1 == ((unsigned short int) (var_1_5 - last_1_var_1_12))) : 1) : 1) && (((var_1_33 * 8.2) < 10.4) ? (var_1_6 == ((unsigned long int) (var_1_8 - var_1_9))) : 1)) && (last_1_var_1_29 ? (last_1_var_1_29 ? (var_1_9 == ((signed long int) (last_1_var_1_24 + 100))) : (var_1_9 == ((signed long int) (((((var_1_5 + last_1_var_1_24)) > (last_1_var_1_9)) ? ((var_1_5 + last_1_var_1_24)) : (last_1_var_1_9)))))) : (var_1_9 == ((signed long int) ((var_1_11 - 16) - last_1_var_1_24))))) && (last_1_var_1_29 ? (var_1_12 == ((unsigned char) (64 + var_1_13))) : (var_1_12 == ((unsigned char) (32 + ((((var_1_14 - 2) < 0 ) ? -(var_1_14 - 2) : (var_1_14 - 2)))))))) && (var_1_15 == ((double) ((var_1_16 - var_1_17) - var_1_18)))) && ((var_1_33 >= 0.25) ? (var_1_19 == ((float) (var_1_17 + var_1_20))) : 1)) && ((var_1_26 >= (var_1_26 + (var_1_14 * 16))) ? ((-256 > var_1_24) ? (var_1_21 == ((double) var_1_17)) : 1) : (var_1_21 == ((double) (((((1.75) < (var_1_18)) ? (1.75) : (var_1_18))) - (9.9999999995E9 + var_1_17)))))) && (var_1_27 ? (var_1_23 == ((double) ((((4.5) < 0 ) ? -(4.5) : (4.5))))) : 1)) && (((var_1_13 * (var_1_5 * last_1_var_1_9)) <= var_1_14) ? (var_1_24 == ((signed long int) 50)) : ((last_1_var_1_27 || last_1_var_1_27) ? ((last_1_var_1_27 || last_1_var_1_27) ? (var_1_24 == ((signed long int) last_1_var_1_12)) : 1) : (var_1_24 == ((signed long int) var_1_13))))) && ((0 >= ((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6)))) ? (var_1_27 ? (var_1_25 == ((unsigned short int) (((((var_1_5 - var_1_9)) > ((var_1_12 + var_1_24))) ? ((var_1_5 - var_1_9)) : ((var_1_12 + var_1_24)))))) : 1) : ((var_1_8 < 25u) ? (var_1_25 == ((unsigned short int) var_1_6)) : 1))) && ((last_1_var_1_24 >= (128u + last_1_var_1_1)) ? ((10000000 != var_1_14) ? (var_1_26 == ((signed short int) last_1_var_1_25)) : 1) : 1)) && ((50u >= var_1_5) ? (var_1_27 == ((unsigned char) var_1_28)) : 1)) && ((var_1_28 && var_1_27) ? (var_1_29 == ((unsigned char) (var_1_28 && var_1_30))) : ((((((var_1_12) < (var_1_14)) ? (var_1_12) : (var_1_14))) > (-25 << var_1_9)) ? (var_1_29 == ((unsigned char) (var_1_27 || var_1_28))) : (var_1_29 == ((unsigned char) ((var_1_23 <= ((((var_1_21) < (var_1_17)) ? (var_1_21) : (var_1_17)))) && var_1_32)))))) && ((var_1_32 || (var_1_26 > var_1_1)) ? (var_1_33 == ((float) (((((var_1_20 + ((((var_1_17) > (var_1_34)) ? (var_1_17) : (var_1_34))))) < (var_1_16)) ? ((var_1_20 + ((((var_1_17) > (var_1_34)) ? (var_1_17) : (var_1_34))))) : (var_1_16))))) : (var_1_33 == ((float) var_1_16))) ; [L207] RET, EXPR property() [L207] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=93, var_1_13=0, var_1_14=63, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=799/8, var_1_1=64, var_1_20=5, var_1_21=0, var_1_23=61/4, var_1_24=50, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=2, var_1_34=6, var_1_5=32767, var_1_6=10, var_1_8=2147483647, var_1_9=2147483622] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=93, var_1_13=0, var_1_14=63, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=799/8, var_1_1=64, var_1_20=5, var_1_21=0, var_1_23=61/4, var_1_24=50, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=2, var_1_34=6, var_1_5=32767, var_1_6=10, var_1_8=2147483647, var_1_9=2147483622] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 43 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 1, TraceHistogramMax: 21, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=43occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 80 NumberOfCodeBlocks, 80 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 04:12:23,636 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-66.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --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 32bit --witnessprinter.graph.data.programhash b17426fcbd3c87a5dd89cb5e1501daf40166b5a166256cea7242083b05c82ceb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:12:26,460 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:12:26,580 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 04:12:26,588 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:12:26,589 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:12:26,637 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:12:26,638 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:12:26,638 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:12:26,639 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:12:26,644 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:12:26,645 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:12:26,645 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:12:26,646 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:12:26,647 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:12:26,648 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:12:26,648 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:12:26,649 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:12:26,650 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:12:26,650 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:12:26,651 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:12:26,652 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:12:26,652 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:12:26,653 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:12:26,653 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:12:26,653 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:12:26,654 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:12:26,654 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:12:26,655 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:12:26,655 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:12:26,655 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:12:26,657 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:12:26,657 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 04:12:26,657 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:12:26,658 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:12:26,658 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:12:26,658 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:12:26,659 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:12:26,659 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:12:26,659 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:12:26,660 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:12:26,660 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:12:26,661 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:12:26,661 INFO L153 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_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b17426fcbd3c87a5dd89cb5e1501daf40166b5a166256cea7242083b05c82ceb [2023-11-19 04:12:27,051 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:12:27,078 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:12:27,081 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:12:27,083 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:12:27,083 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:12:27,084 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-66.i [2023-11-19 04:12:30,281 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:12:30,593 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:12:30,594 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-66.i [2023-11-19 04:12:30,609 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/data/23bb3ba1e/900d44f94a874f8ebb584bd2da47fd45/FLAGe2ab9bdf5 [2023-11-19 04:12:30,625 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/data/23bb3ba1e/900d44f94a874f8ebb584bd2da47fd45 [2023-11-19 04:12:30,627 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:12:30,629 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:12:30,630 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:12:30,631 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:12:30,639 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:12:30,640 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:12:30" (1/1) ... [2023-11-19 04:12:30,641 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33c14490 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:12:30, skipping insertion in model container [2023-11-19 04:12:30,641 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:12:30" (1/1) ... [2023-11-19 04:12:30,680 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:12:30,829 WARN L240 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_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-66.i[916,929] [2023-11-19 04:12:30,959 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:12:31,005 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:12:31,019 WARN L240 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_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-66.i[916,929] [2023-11-19 04:12:31,067 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:12:31,087 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:12:31,088 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:12:31 WrapperNode [2023-11-19 04:12:31,088 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:12:31,089 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:12:31,090 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:12:31,090 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:12:31,097 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:12:31" (1/1) ... [2023-11-19 04:12:31,113 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:12:31" (1/1) ... [2023-11-19 04:12:31,159 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 194 [2023-11-19 04:12:31,159 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:12:31,160 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:12:31,160 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:12:31,160 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:12:31,170 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:12:31" (1/1) ... [2023-11-19 04:12:31,171 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:12:31" (1/1) ... [2023-11-19 04:12:31,177 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:12:31" (1/1) ... [2023-11-19 04:12:31,178 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:12:31" (1/1) ... [2023-11-19 04:12:31,202 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:12:31" (1/1) ... [2023-11-19 04:12:31,239 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:12:31" (1/1) ... [2023-11-19 04:12:31,243 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:12:31" (1/1) ... [2023-11-19 04:12:31,245 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:12:31" (1/1) ... [2023-11-19 04:12:31,252 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:12:31,267 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:12:31,268 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:12:31,268 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:12:31,269 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:12:31" (1/1) ... [2023-11-19 04:12:31,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:12:31,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:12:31,307 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:12:31,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:12:31,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:12:31,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:12:31,355 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:12:31,355 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:12:31,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:12:31,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:12:31,493 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:12:31,496 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:12:41,543 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:12:41,562 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:12:41,562 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:12:41,567 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:12:41 BoogieIcfgContainer [2023-11-19 04:12:41,567 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:12:41,569 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:12:41,569 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:12:41,573 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:12:41,573 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:12:30" (1/3) ... [2023-11-19 04:12:41,574 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b5bb7b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:12:41, skipping insertion in model container [2023-11-19 04:12:41,574 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:12:31" (2/3) ... [2023-11-19 04:12:41,574 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b5bb7b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:12:41, skipping insertion in model container [2023-11-19 04:12:41,575 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:12:41" (3/3) ... [2023-11-19 04:12:41,576 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-66.i [2023-11-19 04:12:41,595 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:12:41,595 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:12:41,646 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:12:41,653 INFO L357 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=LoopHeads, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@62cda011, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:12:41,654 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:12:41,658 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 57 states have (on average 1.4736842105263157) internal successors, (84), 58 states have internal predecessors, (84), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2023-11-19 04:12:41,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-11-19 04:12:41,675 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:12:41,676 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:12:41,676 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:12:41,682 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:12:41,682 INFO L85 PathProgramCache]: Analyzing trace with hash 1080973051, now seen corresponding path program 1 times [2023-11-19 04:12:41,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:12:41,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [28540173] [2023-11-19 04:12:41,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:12:41,696 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:12:41,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:12:41,698 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 04:12:41,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-19 04:12:42,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:12:42,676 INFO L262 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:12:42,688 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:12:42,778 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 404 proven. 0 refuted. 0 times theorem prover too weak. 436 trivial. 0 not checked. [2023-11-19 04:12:42,778 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:12:42,779 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:12:42,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [28540173] [2023-11-19 04:12:42,780 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [28540173] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:12:42,781 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:12:42,781 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 04:12:42,783 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011396408] [2023-11-19 04:12:42,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:12:42,789 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 04:12:42,790 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:12:42,838 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 04:12:42,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:12:42,842 INFO L87 Difference]: Start difference. First operand has 81 states, 57 states have (on average 1.4736842105263157) internal successors, (84), 58 states have internal predecessors, (84), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2023-11-19 04:12:42,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:12:42,910 INFO L93 Difference]: Finished difference Result 155 states and 267 transitions. [2023-11-19 04:12:42,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 04:12:42,913 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 147 [2023-11-19 04:12:42,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:12:42,925 INFO L225 Difference]: With dead ends: 155 [2023-11-19 04:12:42,925 INFO L226 Difference]: Without dead ends: 77 [2023-11-19 04:12:42,930 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:12:42,938 INFO L413 NwaCegarLoop]: 119 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 119 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 04:12:42,940 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 04:12:42,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2023-11-19 04:12:43,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2023-11-19 04:12:43,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 54 states have (on average 1.4259259259259258) internal successors, (77), 54 states have internal predecessors, (77), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2023-11-19 04:12:43,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 119 transitions. [2023-11-19 04:12:43,017 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 119 transitions. Word has length 147 [2023-11-19 04:12:43,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:12:43,018 INFO L495 AbstractCegarLoop]: Abstraction has 77 states and 119 transitions. [2023-11-19 04:12:43,019 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2023-11-19 04:12:43,019 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 119 transitions. [2023-11-19 04:12:43,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-11-19 04:12:43,031 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:12:43,032 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:12:43,063 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-19 04:12:43,254 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:12:43,254 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:12:43,255 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:12:43,256 INFO L85 PathProgramCache]: Analyzing trace with hash 1163602625, now seen corresponding path program 1 times [2023-11-19 04:12:43,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:12:43,257 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1542233589] [2023-11-19 04:12:43,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:12:43,258 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:12:43,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:12:43,279 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 04:12:43,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-19 04:12:44,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:12:44,382 INFO L262 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:12:44,390 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:12:46,415 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2023-11-19 04:12:46,416 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:12:46,416 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:12:46,417 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1542233589] [2023-11-19 04:12:46,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1542233589] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:12:46,417 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:12:46,417 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 04:12:46,418 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2076177574] [2023-11-19 04:12:46,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:12:46,420 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 04:12:46,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:12:46,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 04:12:46,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 04:12:46,422 INFO L87 Difference]: Start difference. First operand 77 states and 119 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2023-11-19 04:12:49,094 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.34s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:12:51,102 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:12:53,556 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:12:55,559 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:12:55,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:12:55,560 INFO L93 Difference]: Finished difference Result 248 states and 390 transitions. [2023-11-19 04:12:55,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 04:12:55,669 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 147 [2023-11-19 04:12:55,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:12:55,673 INFO L225 Difference]: With dead ends: 248 [2023-11-19 04:12:55,673 INFO L226 Difference]: Without dead ends: 174 [2023-11-19 04:12:55,675 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 04:12:55,676 INFO L413 NwaCegarLoop]: 115 mSDtfsCounter, 147 mSDsluCounter, 217 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 50 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 332 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.1s IncrementalHoareTripleChecker+Time [2023-11-19 04:12:55,677 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [147 Valid, 332 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 15 Invalid, 4 Unknown, 0 Unchecked, 9.1s Time] [2023-11-19 04:12:55,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2023-11-19 04:12:55,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 123. [2023-11-19 04:12:55,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 78 states have (on average 1.3333333333333333) internal successors, (104), 78 states have internal predecessors, (104), 42 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2023-11-19 04:12:55,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 188 transitions. [2023-11-19 04:12:55,718 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 188 transitions. Word has length 147 [2023-11-19 04:12:55,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:12:55,719 INFO L495 AbstractCegarLoop]: Abstraction has 123 states and 188 transitions. [2023-11-19 04:12:55,720 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2023-11-19 04:12:55,720 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 188 transitions. [2023-11-19 04:12:55,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-11-19 04:12:55,722 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:12:55,728 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:12:55,751 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-19 04:12:55,943 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:12:55,943 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:12:55,944 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:12:55,944 INFO L85 PathProgramCache]: Analyzing trace with hash 1382457343, now seen corresponding path program 1 times [2023-11-19 04:12:55,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:12:55,945 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [268760312] [2023-11-19 04:12:55,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:12:55,946 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:12:55,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:12:55,948 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 04:12:55,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-19 04:12:56,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:12:57,021 INFO L262 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:12:57,031 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:13:02,784 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 134 proven. 3 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2023-11-19 04:13:02,784 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:13:04,961 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 57 proven. 3 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2023-11-19 04:13:04,962 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:13:04,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [268760312] [2023-11-19 04:13:04,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [268760312] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 04:13:04,963 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [783833862] [2023-11-19 04:13:04,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:13:04,963 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:13:04,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 04:13:04,966 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:13:04,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-19 04:13:06,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:13:06,987 INFO L262 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:13:06,992 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:13:09,415 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 20 proven. 60 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2023-11-19 04:13:09,415 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:13:11,091 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2023-11-19 04:13:11,091 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [783833862] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 04:13:11,091 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1737911251] [2023-11-19 04:13:11,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:13:11,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 04:13:11,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:13:11,096 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 04:13:11,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b17be569-b9c2-4283-9b0f-6d3c85d6d15f/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-19 04:13:11,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:13:11,794 INFO L262 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:13:11,798 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:13:14,096 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 168 proven. 54 refuted. 0 times theorem prover too weak. 618 trivial. 0 not checked. [2023-11-19 04:13:14,096 INFO L327 TraceCheckSpWp]: Computing backward predicates...