./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-83.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-83.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E --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 36dea17e52ae82ec9b847adcf854376ec7916bc099161842fdb3db11c193e251 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 02:42:01,642 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 02:42:01,734 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 02:42:01,742 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 02:42:01,742 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 02:42:01,775 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 02:42:01,776 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 02:42:01,776 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 02:42:01,777 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 02:42:01,777 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 02:42:01,777 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 02:42:01,778 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 02:42:01,778 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 02:42:01,778 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 02:42:01,778 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 02:42:01,779 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 02:42:01,779 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 02:42:01,779 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 02:42:01,779 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 02:42:01,779 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 02:42:01,780 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 02:42:01,780 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 02:42:01,780 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 02:42:01,781 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 02:42:01,781 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 02:42:01,781 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 02:42:01,781 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 02:42:01,781 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 02:42:01,782 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 02:42:01,782 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 02:42:01,782 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 02:42:01,782 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 02:42:01,782 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 02:42:01,782 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 02:42:01,782 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 02:42:01,782 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 02:42:01,782 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 02:42:01,782 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 02:42:01,783 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 02:42:01,783 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 02:42:01,783 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 02:42:01,783 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 02:42:01,783 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 02:42:01,783 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 02:42:01,783 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 02:42:01,783 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 02:42:01,783 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 02:42:01,783 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E 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 -> 36dea17e52ae82ec9b847adcf854376ec7916bc099161842fdb3db11c193e251 [2024-11-14 02:42:02,137 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 02:42:02,148 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 02:42:02,152 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 02:42:02,153 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 02:42:02,153 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 02:42:02,156 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-83.i Unable to find full path for "g++" [2024-11-14 02:42:04,525 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 02:42:04,787 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 02:42:04,788 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-83.i [2024-11-14 02:42:04,799 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/data/738b6f429/97ce6495a2904a73993ca396688f9d9b/FLAGe31e97560 [2024-11-14 02:42:04,815 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/data/738b6f429/97ce6495a2904a73993ca396688f9d9b [2024-11-14 02:42:04,817 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 02:42:04,819 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 02:42:04,821 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 02:42:04,822 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 02:42:04,827 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 02:42:04,828 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 02:42:04" (1/1) ... [2024-11-14 02:42:04,829 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e6dd1f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:04, skipping insertion in model container [2024-11-14 02:42:04,829 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 02:42:04" (1/1) ... [2024-11-14 02:42:04,859 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 02:42:05,049 WARN L250 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_75e77e08-d70f-429b-9fdc-d3d07e83b276/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-83.i[916,929] [2024-11-14 02:42:05,142 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 02:42:05,153 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 02:42:05,164 WARN L250 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_75e77e08-d70f-429b-9fdc-d3d07e83b276/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-83.i[916,929] [2024-11-14 02:42:05,216 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 02:42:05,233 INFO L204 MainTranslator]: Completed translation [2024-11-14 02:42:05,233 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:05 WrapperNode [2024-11-14 02:42:05,233 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 02:42:05,235 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 02:42:05,235 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 02:42:05,235 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 02:42:05,242 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:05" (1/1) ... [2024-11-14 02:42:05,253 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:05" (1/1) ... [2024-11-14 02:42:05,321 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 188 [2024-11-14 02:42:05,322 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 02:42:05,322 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 02:42:05,322 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 02:42:05,323 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 02:42:05,331 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:05" (1/1) ... [2024-11-14 02:42:05,331 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:05" (1/1) ... [2024-11-14 02:42:05,335 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:05" (1/1) ... [2024-11-14 02:42:05,336 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:05" (1/1) ... [2024-11-14 02:42:05,349 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:05" (1/1) ... [2024-11-14 02:42:05,352 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:05" (1/1) ... [2024-11-14 02:42:05,357 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:05" (1/1) ... [2024-11-14 02:42:05,359 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:05" (1/1) ... [2024-11-14 02:42:05,365 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 02:42:05,365 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 02:42:05,366 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 02:42:05,366 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 02:42:05,367 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:05" (1/1) ... [2024-11-14 02:42:05,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 02:42:05,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 02:42:05,411 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 02:42:05,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 02:42:05,440 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 02:42:05,440 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 02:42:05,440 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 02:42:05,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 02:42:05,440 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 02:42:05,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 02:42:05,547 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 02:42:05,549 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 02:42:06,117 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-14 02:42:06,117 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 02:42:06,445 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 02:42:06,445 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 02:42:06,446 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 02:42:06 BoogieIcfgContainer [2024-11-14 02:42:06,446 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 02:42:06,449 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 02:42:06,449 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 02:42:06,455 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 02:42:06,455 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 02:42:04" (1/3) ... [2024-11-14 02:42:06,456 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ae17eb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 02:42:06, skipping insertion in model container [2024-11-14 02:42:06,456 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:05" (2/3) ... [2024-11-14 02:42:06,456 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ae17eb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 02:42:06, skipping insertion in model container [2024-11-14 02:42:06,456 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 02:42:06" (3/3) ... [2024-11-14 02:42:06,459 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-83.i [2024-11-14 02:42:06,474 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 02:42:06,476 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount100_file-83.i that has 2 procedures, 54 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 02:42:06,543 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 02:42:06,559 INFO L333 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, 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;@3447f826, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 02:42:06,560 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 02:42:06,565 INFO L276 IsEmpty]: Start isEmpty. Operand has 54 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-14 02:42:06,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-14 02:42:06,577 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:42:06,577 INFO L215 NwaCegarLoop]: trace histogram [29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 02:42:06,578 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:42:06,584 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:42:06,584 INFO L85 PathProgramCache]: Analyzing trace with hash -1644760167, now seen corresponding path program 1 times [2024-11-14 02:42:06,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 02:42:06,593 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1968957566] [2024-11-14 02:42:06,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:42:06,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 02:42:07,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-14 02:42:07,409 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [402136237] [2024-11-14 02:42:07,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:42:07,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 02:42:07,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 02:42:07,418 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 02:42:07,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 02:42:07,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 02:42:07,878 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 02:42:08,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 02:42:08,167 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 02:42:08,169 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 02:42:08,171 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 02:42:08,181 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-14 02:42:08,373 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 02:42:08,378 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 02:42:08,509 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 02:42:08,515 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 02:42:08 BoogieIcfgContainer [2024-11-14 02:42:08,515 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 02:42:08,516 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 02:42:08,516 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 02:42:08,516 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 02:42:08,517 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 02:42:06" (3/4) ... [2024-11-14 02:42:08,520 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 02:42:08,521 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 02:42:08,524 INFO L158 Benchmark]: Toolchain (without parser) took 3703.10ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 64.6MB in the end (delta: 27.4MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2024-11-14 02:42:08,524 INFO L158 Benchmark]: CDTParser took 1.06ms. Allocated memory is still 83.9MB. Free memory is still 40.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 02:42:08,525 INFO L158 Benchmark]: CACSL2BoogieTranslator took 413.04ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 75.3MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 02:42:08,528 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.15ms. Allocated memory is still 117.4MB. Free memory was 75.3MB in the beginning and 69.7MB in the end (delta: 5.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 02:42:08,528 INFO L158 Benchmark]: Boogie Preprocessor took 42.67ms. Allocated memory is still 117.4MB. Free memory was 69.7MB in the beginning and 67.2MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 02:42:08,528 INFO L158 Benchmark]: RCFGBuilder took 1080.32ms. Allocated memory is still 117.4MB. Free memory was 67.2MB in the beginning and 52.9MB in the end (delta: 14.3MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. [2024-11-14 02:42:08,528 INFO L158 Benchmark]: TraceAbstraction took 2066.49ms. Allocated memory is still 117.4MB. Free memory was 52.2MB in the beginning and 64.6MB in the end (delta: -12.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 02:42:08,529 INFO L158 Benchmark]: Witness Printer took 4.79ms. Allocated memory is still 117.4MB. Free memory was 64.6MB in the beginning and 64.6MB in the end (delta: 7.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 02:42:08,533 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.06ms. Allocated memory is still 83.9MB. Free memory is still 40.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 413.04ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 75.3MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.15ms. Allocated memory is still 117.4MB. Free memory was 75.3MB in the beginning and 69.7MB in the end (delta: 5.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.67ms. Allocated memory is still 117.4MB. Free memory was 69.7MB in the beginning and 67.2MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1080.32ms. Allocated memory is still 117.4MB. Free memory was 67.2MB in the beginning and 52.9MB in the end (delta: 14.3MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. * TraceAbstraction took 2066.49ms. Allocated memory is still 117.4MB. Free memory was 52.2MB in the beginning and 64.6MB in the end (delta: -12.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.79ms. Allocated memory is still 117.4MB. Free memory was 64.6MB in the beginning and 64.6MB in the end (delta: 7.9kB). 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 67, overapproximation of someBinaryFLOATComparisonOperation at line 146, overapproximation of someBinaryFLOATComparisonOperation at line 157, overapproximation of someBinaryFLOATComparisonOperation at line 144, overapproximation of someBinaryDOUBLEComparisonOperation at line 56, overapproximation of someBinaryArithmeticFLOAToperation at line 62. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -256; [L23] signed short int var_1_3 = 24009; [L24] signed short int var_1_6 = 19467; [L25] unsigned char var_1_7 = 64; [L26] unsigned char var_1_8 = 200; [L27] unsigned char var_1_9 = 16; [L28] unsigned char var_1_10 = 0; [L29] unsigned char var_1_11 = 8; [L30] float var_1_12 = 15.4; [L31] float var_1_14 = 25.75; [L32] float var_1_15 = 9.5; [L33] signed short int var_1_16 = -128; [L34] signed long int var_1_17 = -8; [L35] double var_1_18 = 100.5; [L36] signed char var_1_19 = 16; [L37] unsigned short int var_1_20 = 19664; [L38] unsigned short int var_1_21 = 18224; [L39] signed char var_1_22 = -32; [L40] signed char var_1_23 = -10; [L41] float var_1_24 = 199.875; [L42] float var_1_25 = 0.875; [L43] unsigned char var_1_26 = 0; [L44] unsigned char var_1_27 = 1; [L45] unsigned char var_1_28 = 1; [L46] unsigned char var_1_29 = 0; [L47] unsigned char var_1_30 = 1; [L48] signed short int var_1_31 = -8; [L49] signed char var_1_32 = 2; [L50] signed char var_1_33 = 64; [L51] double last_1_var_1_18 = 100.5; [L52] unsigned char last_1_var_1_30 = 1; [L180] isInitial = 1 [L181] FCALL initially() [L182] COND TRUE 1 [L183] CALL updateLastVariables() [L172] last_1_var_1_18 = var_1_18 [L173] last_1_var_1_30 = var_1_30 [L183] RET updateLastVariables() [L184] CALL updateVariables() [L125] var_1_3 = __VERIFIER_nondet_short() [L126] CALL assume_abort_if_not(var_1_3 >= 16382) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=19467, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(var_1_3 >= 16382) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=19467, var_1_7=64, var_1_8=200, var_1_9=16] [L127] CALL assume_abort_if_not(var_1_3 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=19467, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_3 <= 32766) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=19467, var_1_7=64, var_1_8=200, var_1_9=16] [L128] var_1_6 = __VERIFIER_nondet_short() [L129] CALL assume_abort_if_not(var_1_6 >= 16382) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(var_1_6 >= 16382) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=200, var_1_9=16] [L130] CALL assume_abort_if_not(var_1_6 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_6 <= 32766) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=200, var_1_9=16] [L131] var_1_8 = __VERIFIER_nondet_uchar() [L132] CALL assume_abort_if_not(var_1_8 >= 190) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=16] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_8 >= 190) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=16] [L133] CALL assume_abort_if_not(var_1_8 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=16] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_8 <= 254) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=16] [L134] var_1_9 = __VERIFIER_nondet_uchar() [L135] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2] [L136] CALL assume_abort_if_not(var_1_9 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=256] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_9 <= 63) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=256] [L137] var_1_10 = __VERIFIER_nondet_uchar() [L138] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=256] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=256] [L139] CALL assume_abort_if_not(var_1_10 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=256, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=256] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_10 <= 32) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=256, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=256] [L140] var_1_11 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=256, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=256] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=256, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=256] [L142] CALL assume_abort_if_not(var_1_11 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=256, var_1_11=261, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=256] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_11 <= 31) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=256, var_1_11=261, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=256] [L143] var_1_14 = __VERIFIER_nondet_float() [L144] CALL assume_abort_if_not((var_1_14 >= -230584.3009213691390e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 2305843.009213691390e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=256, var_1_11=261, var_1_12=77/5, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=256] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not((var_1_14 >= -230584.3009213691390e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 2305843.009213691390e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=256, var_1_11=261, var_1_12=77/5, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=256] [L145] var_1_15 = __VERIFIER_nondet_float() [L146] CALL assume_abort_if_not((var_1_15 >= -461168.6018427382800e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=256, var_1_11=261, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=256] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not((var_1_15 >= -461168.6018427382800e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=256, var_1_11=261, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=256] [L147] var_1_20 = __VERIFIER_nondet_ushort() [L148] CALL assume_abort_if_not(var_1_20 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=256, var_1_11=261, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=256] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_20 >= 16383) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=256, var_1_11=261, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=256] [L149] CALL assume_abort_if_not(var_1_20 <= 32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=256, var_1_11=261, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=256] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_20 <= 32768) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=256, var_1_11=261, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=256] [L150] var_1_21 = __VERIFIER_nondet_ushort() [L151] CALL assume_abort_if_not(var_1_21 >= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=256, var_1_11=261, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=256] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_21 >= 16384) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=256, var_1_11=261, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=256] [L152] CALL assume_abort_if_not(var_1_21 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=256, var_1_11=261, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=256] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_21 <= 32767) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=256, var_1_11=261, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=256] [L153] var_1_23 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_23 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=256, var_1_11=261, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=0, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=256] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_23 >= -63) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=256, var_1_11=261, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=0, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=256] [L155] CALL assume_abort_if_not(var_1_23 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=256, var_1_11=261, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=0, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=256] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_23 <= 63) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=256, var_1_11=261, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=0, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=256] [L156] var_1_25 = __VERIFIER_nondet_float() [L157] CALL assume_abort_if_not((var_1_25 >= 0.0F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=256, var_1_11=261, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=0, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=256] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not((var_1_25 >= 0.0F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=256, var_1_11=261, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=0, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=256] [L158] var_1_27 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_27 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=256, var_1_11=261, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=0, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=256] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_27 >= 1) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=256, var_1_11=261, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=0, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=256] [L160] CALL assume_abort_if_not(var_1_27 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=256, var_1_11=261, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=0, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=256] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_27 <= 1) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=256, var_1_11=261, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=0, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=256] [L161] var_1_28 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_28 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=256, var_1_11=261, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=0, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=256] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_28 >= 1) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=256, var_1_11=261, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=0, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=256] [L163] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=256, var_1_11=261, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=0, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=256] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=256, var_1_11=261, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=0, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=256] [L164] var_1_29 = __VERIFIER_nondet_uchar() [L165] CALL assume_abort_if_not(var_1_29 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=256, var_1_11=261, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=0, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=256] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_29 >= 0) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=256, var_1_11=261, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=0, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=256] [L166] CALL assume_abort_if_not(var_1_29 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=256, var_1_11=261, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=0, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=256] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_29 <= 0) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=256, var_1_11=261, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=0, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=256] [L167] var_1_33 = __VERIFIER_nondet_char() [L168] CALL assume_abort_if_not(var_1_33 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=256, var_1_11=261, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=0, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=63, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=256] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_33 >= 63) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=256, var_1_11=261, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=0, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=63, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=256] [L169] CALL assume_abort_if_not(var_1_33 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=256, var_1_11=261, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=0, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=63, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=256] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_33 <= 126) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=256, var_1_11=261, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=0, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=63, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=-2, var_1_9=256] [L184] RET updateVariables() [L185] CALL step() [L56] COND TRUE last_1_var_1_18 > (var_1_14 + var_1_15) [L57] var_1_26 = (last_1_var_1_30 || (var_1_27 && var_1_28)) [L61] COND FALSE !(! var_1_26) [L64] var_1_12 = (var_1_15 + var_1_14) [L66] var_1_7 = ((var_1_8 - var_1_9) - (100 - (var_1_10 + var_1_11))) [L67] COND FALSE !(((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15))) < var_1_12) [L70] COND FALSE !(var_1_7 == (var_1_10 * (var_1_8 + 16))) [L73] var_1_18 = var_1_15 [L75] var_1_24 = (((((var_1_25 - 9.9999999999995E12f)) > (var_1_14)) ? ((var_1_25 - 9.9999999999995E12f)) : (var_1_14))) [L76] COND TRUE (var_1_6 != -16) || (var_1_7 < var_1_7) [L77] var_1_32 = (((((5) < 0 ) ? -(5) : (5))) - ((((var_1_11) < ((var_1_33 - var_1_10))) ? (var_1_11) : ((var_1_33 - var_1_10))))) [L85] COND TRUE \read(var_1_26) [L86] var_1_1 = ((var_1_3 - var_1_7) - var_1_7) [L90] unsigned short int stepLocal_0 = var_1_20; [L91] COND TRUE (- (var_1_25 - 4.6)) < (- var_1_12) [L92] COND FALSE !((var_1_1 + var_1_21) < stepLocal_0) [L95] var_1_30 = var_1_27 [L100] COND FALSE !(var_1_24 == var_1_15) [L109] var_1_19 = -4 [L111] COND TRUE var_1_24 < var_1_14 [L112] var_1_22 = (var_1_11 + var_1_23) [L116] unsigned char stepLocal_1 = var_1_29; [L117] COND TRUE ((var_1_7 / var_1_8) > -4) || stepLocal_1 [L118] var_1_31 = (((((var_1_22 - (var_1_10 + var_1_11))) < (((((var_1_9) < (var_1_23)) ? (var_1_9) : (var_1_23))))) ? ((var_1_22 - (var_1_10 + var_1_11))) : (((((var_1_9) < (var_1_23)) ? (var_1_9) : (var_1_23)))))) [L120] COND FALSE !(var_1_18 <= var_1_15) [L185] RET step() [L186] CALL, EXPR property() [L176-L177] return ((((((((((((var_1_26 ? (var_1_1 == ((signed short int) ((var_1_3 - var_1_7) - var_1_7))) : (var_1_1 == ((signed short int) (((((var_1_3) > ((var_1_6 - var_1_7))) ? (var_1_3) : ((var_1_6 - var_1_7)))) - var_1_7)))) && (var_1_7 == ((unsigned char) ((var_1_8 - var_1_9) - (100 - (var_1_10 + var_1_11)))))) && ((! var_1_26) ? (var_1_12 == ((float) ((var_1_14 + ((((49.5f) < 0 ) ? -(49.5f) : (49.5f)))) + var_1_15))) : (var_1_12 == ((float) (var_1_15 + var_1_14))))) && ((((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15))) < var_1_12) ? (var_1_16 == ((signed short int) -4)) : 1)) && ((var_1_18 <= var_1_15) ? (var_1_17 == ((signed long int) ((((((((((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) > (var_1_7)) ? (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) : (var_1_7)))) > ((var_1_3 + var_1_19))) ? (((((((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) > (var_1_7)) ? (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) : (var_1_7)))) : ((var_1_3 + var_1_19)))))) : 1)) && ((var_1_7 == (var_1_10 * (var_1_8 + 16))) ? (var_1_18 == ((double) var_1_14)) : (var_1_18 == ((double) var_1_15)))) && ((var_1_24 == var_1_15) ? (var_1_26 ? ((((var_1_20 + var_1_21) - var_1_8) < (((((var_1_7 / var_1_6)) < (-5)) ? ((var_1_7 / var_1_6)) : (-5)))) ? (var_1_19 == ((signed char) (var_1_9 + 8))) : (var_1_19 == ((signed char) var_1_8))) : 1) : (var_1_19 == ((signed char) -4)))) && ((var_1_24 < var_1_14) ? (var_1_22 == ((signed char) (var_1_11 + var_1_23))) : (var_1_22 == ((signed char) var_1_8)))) && (var_1_24 == ((float) (((((var_1_25 - 9.9999999999995E12f)) > (var_1_14)) ? ((var_1_25 - 9.9999999999995E12f)) : (var_1_14)))))) && ((last_1_var_1_18 > (var_1_14 + var_1_15)) ? (var_1_26 == ((unsigned char) (last_1_var_1_30 || (var_1_27 && var_1_28)))) : (var_1_26 == ((unsigned char) (! var_1_29))))) && (((- (var_1_25 - 4.6)) < (- var_1_12)) ? (((var_1_1 + var_1_21) < var_1_20) ? (var_1_30 == ((unsigned char) (var_1_28 || var_1_27))) : (var_1_30 == ((unsigned char) var_1_27))) : (var_1_30 == ((unsigned char) var_1_28)))) && ((((var_1_7 / var_1_8) > -4) || var_1_29) ? (var_1_31 == ((signed short int) (((((var_1_22 - (var_1_10 + var_1_11))) < (((((var_1_9) < (var_1_23)) ? (var_1_9) : (var_1_23))))) ? ((var_1_22 - (var_1_10 + var_1_11))) : (((((var_1_9) < (var_1_23)) ? (var_1_9) : (var_1_23)))))))) : 1)) && (((var_1_6 != -16) || (var_1_7 < var_1_7)) ? (var_1_32 == ((signed char) (((((5) < 0 ) ? -(5) : (5))) - ((((var_1_11) < ((var_1_33 - var_1_10))) ? (var_1_11) : ((var_1_33 - var_1_10))))))) : (var_1_26 ? (var_1_32 == ((signed char) var_1_10)) : (var_1_32 == ((signed char) -8)))) ; [L186] RET, EXPR property() [L186] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=256, var_1_11=261, var_1_14=0, var_1_15=2, var_1_16=-128, var_1_17=-8, var_1_18=2, var_1_19=-4, var_1_1=32448, var_1_20=16383, var_1_21=16384, var_1_22=5, var_1_23=0, var_1_24=3, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=63, var_1_3=32766, var_1_6=16382, var_1_7=159, var_1_8=-2, var_1_9=256] [L19] reach_error() VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=256, var_1_11=261, var_1_14=0, var_1_15=2, var_1_16=-128, var_1_17=-8, var_1_18=2, var_1_19=-4, var_1_1=32448, var_1_20=16383, var_1_21=16384, var_1_22=5, var_1_23=0, var_1_24=3, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=63, var_1_3=32766, var_1_6=16382, var_1_7=159, var_1_8=-2, var_1_9=256] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 54 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.9s, OverallIterations: 1, TraceHistogramMax: 29, 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=54occurred 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, 1.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 214 NumberOfCodeBlocks, 214 NumberOfCodeBlocksAsserted, 2 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 [2024-11-14 02:42:08,567 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-83.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E --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 36dea17e52ae82ec9b847adcf854376ec7916bc099161842fdb3db11c193e251 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 02:42:11,535 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 02:42:11,677 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 02:42:11,688 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 02:42:11,689 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 02:42:11,724 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 02:42:11,726 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 02:42:11,726 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 02:42:11,727 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 02:42:11,727 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 02:42:11,728 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 02:42:11,728 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 02:42:11,728 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 02:42:11,729 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 02:42:11,729 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 02:42:11,729 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 02:42:11,729 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 02:42:11,729 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 02:42:11,729 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 02:42:11,729 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 02:42:11,729 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 02:42:11,730 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 02:42:11,730 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 02:42:11,730 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 02:42:11,730 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 02:42:11,730 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 02:42:11,730 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 02:42:11,730 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 02:42:11,730 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 02:42:11,730 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 02:42:11,730 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 02:42:11,732 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 02:42:11,732 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 02:42:11,732 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 02:42:11,733 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 02:42:11,733 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 02:42:11,733 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 02:42:11,733 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 02:42:11,734 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 02:42:11,734 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 02:42:11,734 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 02:42:11,734 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 02:42:11,734 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 02:42:11,735 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E 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 -> 36dea17e52ae82ec9b847adcf854376ec7916bc099161842fdb3db11c193e251 [2024-11-14 02:42:12,249 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 02:42:12,269 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 02:42:12,271 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 02:42:12,282 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 02:42:12,282 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 02:42:12,283 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-83.i Unable to find full path for "g++" [2024-11-14 02:42:14,641 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 02:42:14,975 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 02:42:14,976 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-83.i [2024-11-14 02:42:14,991 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/data/eaacab832/ec1da28557b8473494c5df23624a0ae6/FLAGf65f09fee [2024-11-14 02:42:15,011 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/data/eaacab832/ec1da28557b8473494c5df23624a0ae6 [2024-11-14 02:42:15,013 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 02:42:15,015 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 02:42:15,017 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 02:42:15,017 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 02:42:15,023 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 02:42:15,024 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 02:42:15" (1/1) ... [2024-11-14 02:42:15,025 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bd876b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:15, skipping insertion in model container [2024-11-14 02:42:15,025 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 02:42:15" (1/1) ... [2024-11-14 02:42:15,053 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 02:42:15,226 WARN L250 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_75e77e08-d70f-429b-9fdc-d3d07e83b276/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-83.i[916,929] [2024-11-14 02:42:15,365 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 02:42:15,386 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 02:42:15,398 WARN L250 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_75e77e08-d70f-429b-9fdc-d3d07e83b276/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-83.i[916,929] [2024-11-14 02:42:15,479 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 02:42:15,503 INFO L204 MainTranslator]: Completed translation [2024-11-14 02:42:15,503 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:15 WrapperNode [2024-11-14 02:42:15,504 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 02:42:15,505 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 02:42:15,506 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 02:42:15,506 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 02:42:15,514 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:15" (1/1) ... [2024-11-14 02:42:15,532 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:15" (1/1) ... [2024-11-14 02:42:15,584 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 184 [2024-11-14 02:42:15,585 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 02:42:15,585 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 02:42:15,586 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 02:42:15,588 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 02:42:15,596 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:15" (1/1) ... [2024-11-14 02:42:15,596 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:15" (1/1) ... [2024-11-14 02:42:15,600 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:15" (1/1) ... [2024-11-14 02:42:15,600 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:15" (1/1) ... [2024-11-14 02:42:15,628 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:15" (1/1) ... [2024-11-14 02:42:15,635 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:15" (1/1) ... [2024-11-14 02:42:15,640 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:15" (1/1) ... [2024-11-14 02:42:15,642 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:15" (1/1) ... [2024-11-14 02:42:15,649 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 02:42:15,650 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 02:42:15,654 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 02:42:15,655 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 02:42:15,656 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:15" (1/1) ... [2024-11-14 02:42:15,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 02:42:15,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 02:42:15,701 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 02:42:15,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 02:42:15,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 02:42:15,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 02:42:15,738 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 02:42:15,738 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 02:42:15,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 02:42:15,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 02:42:15,851 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 02:42:15,854 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 02:42:22,084 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-11-14 02:42:22,084 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 02:42:22,098 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 02:42:22,098 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 02:42:22,099 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 02:42:22 BoogieIcfgContainer [2024-11-14 02:42:22,099 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 02:42:22,102 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 02:42:22,102 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 02:42:22,108 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 02:42:22,108 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 02:42:15" (1/3) ... [2024-11-14 02:42:22,109 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74ccdf10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 02:42:22, skipping insertion in model container [2024-11-14 02:42:22,109 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:15" (2/3) ... [2024-11-14 02:42:22,109 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74ccdf10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 02:42:22, skipping insertion in model container [2024-11-14 02:42:22,109 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 02:42:22" (3/3) ... [2024-11-14 02:42:22,111 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-83.i [2024-11-14 02:42:22,127 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 02:42:22,128 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount100_file-83.i that has 2 procedures, 83 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 02:42:22,200 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 02:42:22,216 INFO L333 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, 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;@2143be93, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 02:42:22,216 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 02:42:22,220 INFO L276 IsEmpty]: Start isEmpty. Operand has 83 states, 51 states have (on average 1.392156862745098) internal successors, (71), 52 states have internal predecessors, (71), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-14 02:42:22,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-11-14 02:42:22,241 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:42:22,243 INFO L215 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 02:42:22,244 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:42:22,248 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:42:22,250 INFO L85 PathProgramCache]: Analyzing trace with hash -2119821896, now seen corresponding path program 1 times [2024-11-14 02:42:22,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 02:42:22,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [438421711] [2024-11-14 02:42:22,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:42:22,267 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 [2024-11-14 02:42:22,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 02:42:22,272 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 02:42:22,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 02:42:22,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:42:22,824 INFO L255 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-14 02:42:22,839 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 02:42:22,945 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 644 proven. 0 refuted. 0 times theorem prover too weak. 980 trivial. 0 not checked. [2024-11-14 02:42:22,945 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 02:42:22,946 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 02:42:22,946 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [438421711] [2024-11-14 02:42:22,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [438421711] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 02:42:22,947 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 02:42:22,947 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 02:42:22,949 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1357914648] [2024-11-14 02:42:22,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 02:42:22,957 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 02:42:22,958 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 02:42:22,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 02:42:22,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 02:42:22,982 INFO L87 Difference]: Start difference. First operand has 83 states, 51 states have (on average 1.392156862745098) internal successors, (71), 52 states have internal predecessors, (71), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-14 02:42:23,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 02:42:23,034 INFO L93 Difference]: Finished difference Result 159 states and 281 transitions. [2024-11-14 02:42:23,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 02:42:23,036 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 185 [2024-11-14 02:42:23,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 02:42:23,046 INFO L225 Difference]: With dead ends: 159 [2024-11-14 02:42:23,046 INFO L226 Difference]: Without dead ends: 79 [2024-11-14 02:42:23,050 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 02:42:23,054 INFO L432 NwaCegarLoop]: 121 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, 121 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 [2024-11-14 02:42:23,055 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 02:42:23,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2024-11-14 02:42:23,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2024-11-14 02:42:23,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 48 states have (on average 1.3125) internal successors, (63), 48 states have internal predecessors, (63), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-14 02:42:23,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 121 transitions. [2024-11-14 02:42:23,112 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 121 transitions. Word has length 185 [2024-11-14 02:42:23,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 02:42:23,112 INFO L471 AbstractCegarLoop]: Abstraction has 79 states and 121 transitions. [2024-11-14 02:42:23,113 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-14 02:42:23,113 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 121 transitions. [2024-11-14 02:42:23,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-11-14 02:42:23,116 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:42:23,117 INFO L215 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 02:42:23,129 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/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)] Ended with exit code 0 [2024-11-14 02:42:23,321 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 02:42:23,321 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:42:23,322 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:42:23,322 INFO L85 PathProgramCache]: Analyzing trace with hash -447619978, now seen corresponding path program 1 times [2024-11-14 02:42:23,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 02:42:23,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2132129714] [2024-11-14 02:42:23,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:42:23,323 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 [2024-11-14 02:42:23,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 02:42:23,325 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 02:42:23,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 02:42:23,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:42:23,883 INFO L255 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-14 02:42:23,893 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 02:42:24,346 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 288 proven. 6 refuted. 0 times theorem prover too weak. 1330 trivial. 0 not checked. [2024-11-14 02:42:24,346 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 02:42:25,403 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 78 proven. 6 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2024-11-14 02:42:25,403 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 02:42:25,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2132129714] [2024-11-14 02:42:25,404 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2132129714] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 02:42:25,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [283002888] [2024-11-14 02:42:25,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:42:25,404 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 02:42:25,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 02:42:25,407 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 02:42:25,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-14 02:42:26,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:42:26,019 INFO L255 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-14 02:42:26,023 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 02:42:26,164 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2024-11-14 02:42:26,165 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 02:42:26,165 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [283002888] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 02:42:26,165 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-14 02:42:26,165 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6, 6] total 10 [2024-11-14 02:42:26,166 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1671361842] [2024-11-14 02:42:26,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 02:42:26,167 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 02:42:26,167 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 02:42:26,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 02:42:26,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2024-11-14 02:42:26,168 INFO L87 Difference]: Start difference. First operand 79 states and 121 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-14 02:42:29,081 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 02:42:31,084 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 [] [2024-11-14 02:42:31,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 02:42:31,098 INFO L93 Difference]: Finished difference Result 229 states and 353 transitions. [2024-11-14 02:42:31,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 02:42:31,137 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 185 [2024-11-14 02:42:31,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 02:42:31,140 INFO L225 Difference]: With dead ends: 229 [2024-11-14 02:42:31,140 INFO L226 Difference]: Without dead ends: 153 [2024-11-14 02:42:31,141 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 552 GetRequests, 543 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2024-11-14 02:42:31,142 INFO L432 NwaCegarLoop]: 118 mSDtfsCounter, 106 mSDsluCounter, 107 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 6 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 225 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2024-11-14 02:42:31,143 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [106 Valid, 225 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 9 Invalid, 2 Unknown, 0 Unchecked, 4.9s Time] [2024-11-14 02:42:31,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2024-11-14 02:42:31,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 91. [2024-11-14 02:42:31,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 60 states have (on average 1.35) internal successors, (81), 60 states have internal predecessors, (81), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-14 02:42:31,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 139 transitions. [2024-11-14 02:42:31,160 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 139 transitions. Word has length 185 [2024-11-14 02:42:31,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 02:42:31,164 INFO L471 AbstractCegarLoop]: Abstraction has 91 states and 139 transitions. [2024-11-14 02:42:31,164 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-14 02:42:31,164 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 139 transitions. [2024-11-14 02:42:31,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-11-14 02:42:31,171 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:42:31,171 INFO L215 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 02:42:31,183 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/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)] Ended with exit code 0 [2024-11-14 02:42:31,375 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-14 02:42:31,572 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt [2024-11-14 02:42:31,572 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:42:31,572 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:42:31,573 INFO L85 PathProgramCache]: Analyzing trace with hash -189454540, now seen corresponding path program 1 times [2024-11-14 02:42:31,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 02:42:31,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1744478934] [2024-11-14 02:42:31,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:42:31,574 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 [2024-11-14 02:42:31,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 02:42:31,578 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 02:42:31,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/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 (5)] Waiting until timeout for monitored process [2024-11-14 02:42:31,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:42:31,988 INFO L255 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-14 02:42:31,993 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 02:42:32,405 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 288 proven. 6 refuted. 0 times theorem prover too weak. 1330 trivial. 0 not checked. [2024-11-14 02:42:32,405 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 02:42:33,583 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 78 proven. 6 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2024-11-14 02:42:33,583 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 02:42:33,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1744478934] [2024-11-14 02:42:33,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1744478934] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 02:42:33,584 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [140350120] [2024-11-14 02:42:33,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:42:33,584 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 02:42:33,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 02:42:33,586 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 02:42:33,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-14 02:42:34,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:42:34,783 INFO L255 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 02:42:34,792 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 02:42:35,109 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 288 proven. 6 refuted. 0 times theorem prover too weak. 1330 trivial. 0 not checked. [2024-11-14 02:42:35,109 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 02:42:36,069 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 78 proven. 6 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2024-11-14 02:42:36,069 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [140350120] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 02:42:36,069 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1306932353] [2024-11-14 02:42:36,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:42:36,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 02:42:36,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 02:42:36,073 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 02:42:36,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-14 02:42:36,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:42:36,510 INFO L255 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 02:42:36,530 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 02:42:36,809 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 288 proven. 6 refuted. 0 times theorem prover too weak. 1330 trivial. 0 not checked. [2024-11-14 02:42:36,809 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 02:42:37,643 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 78 proven. 6 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2024-11-14 02:42:37,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1306932353] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 02:42:37,643 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-14 02:42:37,643 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6, 6, 6, 6] total 10 [2024-11-14 02:42:37,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2035621534] [2024-11-14 02:42:37,643 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-14 02:42:37,646 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-14 02:42:37,646 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 02:42:37,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-14 02:42:37,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-11-14 02:42:37,648 INFO L87 Difference]: Start difference. First operand 91 states and 139 transitions. Second operand has 10 states, 10 states have (on average 6.9) internal successors, (69), 10 states have internal predecessors, (69), 2 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-14 02:42:42,077 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 02:42:44,087 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 02:42:46,091 WARN L539 Checker$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 [] [2024-11-14 02:42:48,093 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 02:42:50,098 WARN L539 Checker$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 [] [2024-11-14 02:42:52,103 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 02:42:54,111 WARN L539 Checker$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 [] [2024-11-14 02:42:56,116 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 02:42:58,121 WARN L539 Checker$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 [] [2024-11-14 02:43:00,124 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 02:43:02,132 WARN L539 Checker$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 [] [2024-11-14 02:43:04,136 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 02:43:06,141 WARN L539 Checker$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 [] [2024-11-14 02:43:08,143 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 [] [2024-11-14 02:43:11,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 02:43:11,151 INFO L93 Difference]: Finished difference Result 341 states and 507 transitions. [2024-11-14 02:43:11,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-14 02:43:11,152 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.9) internal successors, (69), 10 states have internal predecessors, (69), 2 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 185 [2024-11-14 02:43:11,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 02:43:11,156 INFO L225 Difference]: With dead ends: 341 [2024-11-14 02:43:11,157 INFO L226 Difference]: Without dead ends: 253 [2024-11-14 02:43:11,158 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1122 GetRequests, 1094 SyntacticMatches, 3 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 148 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=206, Invalid=496, Unknown=0, NotChecked=0, Total=702 [2024-11-14 02:43:11,159 INFO L432 NwaCegarLoop]: 134 mSDtfsCounter, 449 mSDsluCounter, 269 mSDsCounter, 0 mSdLazyCounter, 437 mSolverCounterSat, 229 mSolverCounterUnsat, 14 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 505 SdHoareTripleChecker+Valid, 403 SdHoareTripleChecker+Invalid, 680 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 229 IncrementalHoareTripleChecker+Valid, 437 IncrementalHoareTripleChecker+Invalid, 14 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.5s IncrementalHoareTripleChecker+Time [2024-11-14 02:43:11,159 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [505 Valid, 403 Invalid, 680 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [229 Valid, 437 Invalid, 14 Unknown, 0 Unchecked, 32.5s Time] [2024-11-14 02:43:11,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2024-11-14 02:43:11,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 96. [2024-11-14 02:43:11,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 64 states have (on average 1.28125) internal successors, (82), 64 states have internal predecessors, (82), 29 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-14 02:43:11,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 140 transitions. [2024-11-14 02:43:11,207 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 140 transitions. Word has length 185 [2024-11-14 02:43:11,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 02:43:11,210 INFO L471 AbstractCegarLoop]: Abstraction has 96 states and 140 transitions. [2024-11-14 02:43:11,211 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.9) internal successors, (69), 10 states have internal predecessors, (69), 2 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-14 02:43:11,211 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 140 transitions. [2024-11-14 02:43:11,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-11-14 02:43:11,217 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:43:11,218 INFO L215 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 02:43:11,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-14 02:43:11,427 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/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 (5)] Ended with exit code 0 [2024-11-14 02:43:11,626 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-14 02:43:11,819 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt [2024-11-14 02:43:11,819 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:43:11,820 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:43:11,820 INFO L85 PathProgramCache]: Analyzing trace with hash 1853202612, now seen corresponding path program 1 times [2024-11-14 02:43:11,820 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 02:43:11,820 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1384136207] [2024-11-14 02:43:11,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:43:11,821 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 [2024-11-14 02:43:11,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 02:43:11,823 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 02:43:11,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/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 (8)] Waiting until timeout for monitored process [2024-11-14 02:43:12,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:43:12,357 INFO L255 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 02:43:12,361 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 02:43:22,767 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 820 proven. 48 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2024-11-14 02:43:22,768 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 02:43:23,935 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2024-11-14 02:43:23,936 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 02:43:23,936 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1384136207] [2024-11-14 02:43:23,936 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1384136207] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-14 02:43:23,936 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 02:43:23,936 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2024-11-14 02:43:23,937 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [993757958] [2024-11-14 02:43:23,937 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 02:43:23,937 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 02:43:23,937 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 02:43:23,938 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 02:43:23,938 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-14 02:43:23,938 INFO L87 Difference]: Start difference. First operand 96 states and 140 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-14 02:43:27,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 02:43:27,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 02:43:27,267 INFO L93 Difference]: Finished difference Result 193 states and 280 transitions. [2024-11-14 02:43:27,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 02:43:27,307 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 185 [2024-11-14 02:43:27,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 02:43:27,309 INFO L225 Difference]: With dead ends: 193 [2024-11-14 02:43:27,309 INFO L226 Difference]: Without dead ends: 100 [2024-11-14 02:43:27,310 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 368 GetRequests, 362 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-14 02:43:27,311 INFO L432 NwaCegarLoop]: 116 mSDtfsCounter, 59 mSDsluCounter, 50 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 166 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2024-11-14 02:43:27,311 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [59 Valid, 166 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 1 Unknown, 0 Unchecked, 3.3s Time] [2024-11-14 02:43:27,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2024-11-14 02:43:27,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 100. [2024-11-14 02:43:27,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100 states, 67 states have (on average 1.2537313432835822) internal successors, (84), 67 states have internal predecessors, (84), 29 states have call successors, (29), 3 states have call predecessors, (29), 3 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-14 02:43:27,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 142 transitions. [2024-11-14 02:43:27,328 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 142 transitions. Word has length 185 [2024-11-14 02:43:27,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 02:43:27,329 INFO L471 AbstractCegarLoop]: Abstraction has 100 states and 142 transitions. [2024-11-14 02:43:27,329 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-14 02:43:27,330 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 142 transitions. [2024-11-14 02:43:27,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-11-14 02:43:27,332 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:43:27,333 INFO L215 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 02:43:27,347 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/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 (8)] Ended with exit code 0 [2024-11-14 02:43:27,533 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 02:43:27,533 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:43:27,534 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:43:27,534 INFO L85 PathProgramCache]: Analyzing trace with hash 1043855986, now seen corresponding path program 1 times [2024-11-14 02:43:27,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 02:43:27,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [554821278] [2024-11-14 02:43:27,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:43:27,534 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 [2024-11-14 02:43:27,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 02:43:27,536 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 02:43:27,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/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 (9)] Waiting until timeout for monitored process [2024-11-14 02:43:28,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:43:28,050 INFO L255 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-14 02:43:28,053 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 02:43:33,517 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 819 proven. 225 refuted. 0 times theorem prover too weak. 580 trivial. 0 not checked. [2024-11-14 02:43:33,517 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 02:43:35,065 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 02:43:35,065 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [554821278] [2024-11-14 02:43:35,066 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [554821278] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 02:43:35,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [537641914] [2024-11-14 02:43:35,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:43:35,066 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 02:43:35,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 02:43:35,068 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 02:43:35,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-14 02:43:37,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:43:37,180 INFO L255 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-14 02:43:37,185 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 02:43:41,944 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 819 proven. 225 refuted. 0 times theorem prover too weak. 580 trivial. 0 not checked. [2024-11-14 02:43:41,944 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 02:43:43,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [537641914] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 02:43:43,107 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1942970493] [2024-11-14 02:43:43,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:43:43,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 02:43:43,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 02:43:43,110 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 02:43:43,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-14 02:43:45,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:43:45,796 INFO L255 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-14 02:43:45,801 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 02:43:50,187 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 819 proven. 225 refuted. 0 times theorem prover too weak. 580 trivial. 0 not checked. [2024-11-14 02:43:50,188 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 02:43:51,319 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1942970493] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 02:43:51,320 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 02:43:51,320 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 15 [2024-11-14 02:43:51,320 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [826042736] [2024-11-14 02:43:51,320 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 02:43:51,321 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-14 02:43:51,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 02:43:51,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-14 02:43:51,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=233, Unknown=0, NotChecked=0, Total=306 [2024-11-14 02:43:51,323 INFO L87 Difference]: Start difference. First operand 100 states and 142 transitions. Second operand has 15 states, 15 states have (on average 4.466666666666667) internal successors, (67), 15 states have internal predecessors, (67), 5 states have call successors, (29), 5 states have call predecessors, (29), 9 states have return successors, (29), 5 states have call predecessors, (29), 5 states have call successors, (29) [2024-11-14 02:43:55,793 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 02:44:01,118 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 02:44:03,122 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 02:44:05,127 WARN L539 Checker$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 [0] [2024-11-14 02:44:07,131 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 02:44:09,134 WARN L539 Checker$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 [0] [2024-11-14 02:44:11,137 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 02:44:13,144 WARN L539 Checker$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 [0] [2024-11-14 02:44:15,146 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 02:44:17,148 WARN L539 Checker$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 [0] [2024-11-14 02:44:17,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 02:44:17,150 INFO L93 Difference]: Finished difference Result 225 states and 304 transitions. [2024-11-14 02:44:17,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-14 02:44:17,186 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 4.466666666666667) internal successors, (67), 15 states have internal predecessors, (67), 5 states have call successors, (29), 5 states have call predecessors, (29), 9 states have return successors, (29), 5 states have call predecessors, (29), 5 states have call successors, (29) Word has length 185 [2024-11-14 02:44:17,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 02:44:17,188 INFO L225 Difference]: With dead ends: 225 [2024-11-14 02:44:17,188 INFO L226 Difference]: Without dead ends: 128 [2024-11-14 02:44:17,191 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 911 GetRequests, 886 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=194, Invalid=507, Unknown=1, NotChecked=0, Total=702 [2024-11-14 02:44:17,192 INFO L432 NwaCegarLoop]: 76 mSDtfsCounter, 163 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 444 mSolverCounterSat, 43 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 163 SdHoareTripleChecker+Valid, 282 SdHoareTripleChecker+Invalid, 497 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 444 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.9s IncrementalHoareTripleChecker+Time [2024-11-14 02:44:17,192 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [163 Valid, 282 Invalid, 497 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 444 Invalid, 10 Unknown, 0 Unchecked, 22.9s Time] [2024-11-14 02:44:17,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2024-11-14 02:44:17,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 120. [2024-11-14 02:44:17,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 82 states have (on average 1.1829268292682926) internal successors, (97), 82 states have internal predecessors, (97), 29 states have call successors, (29), 8 states have call predecessors, (29), 8 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-14 02:44:17,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 155 transitions. [2024-11-14 02:44:17,212 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 155 transitions. Word has length 185 [2024-11-14 02:44:17,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 02:44:17,213 INFO L471 AbstractCegarLoop]: Abstraction has 120 states and 155 transitions. [2024-11-14 02:44:17,213 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 4.466666666666667) internal successors, (67), 15 states have internal predecessors, (67), 5 states have call successors, (29), 5 states have call predecessors, (29), 9 states have return successors, (29), 5 states have call predecessors, (29), 5 states have call successors, (29) [2024-11-14 02:44:17,213 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 155 transitions. [2024-11-14 02:44:17,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-11-14 02:44:17,215 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:44:17,216 INFO L215 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 02:44:17,252 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-11-14 02:44:17,424 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/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 (9)] Ended with exit code 0 [2024-11-14 02:44:17,623 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-14 02:44:17,816 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt [2024-11-14 02:44:17,817 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:44:17,817 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:44:17,817 INFO L85 PathProgramCache]: Analyzing trace with hash -236007692, now seen corresponding path program 1 times [2024-11-14 02:44:17,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 02:44:17,817 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [123364393] [2024-11-14 02:44:17,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:44:17,818 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 [2024-11-14 02:44:17,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 02:44:17,819 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 02:44:17,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75e77e08-d70f-429b-9fdc-d3d07e83b276/bin/utaipan-verify-sOmjnqqW8E/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 (12)] Waiting until timeout for monitored process [2024-11-14 02:44:18,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:44:18,315 INFO L255 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 60 conjuncts are in the unsatisfiable core [2024-11-14 02:44:18,327 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 02:45:14,754 WARN L286 SmtUtils]: Spent 8.47s on a formula simplification that was a NOOP. DAG size: 63 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 02:45:55,201 WARN L286 SmtUtils]: Spent 14.05s on a formula simplification that was a NOOP. DAG size: 66 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 02:46:33,869 WARN L286 SmtUtils]: Spent 10.98s on a formula simplification that was a NOOP. DAG size: 76 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 02:47:33,665 WARN L286 SmtUtils]: Spent 20.78s on a formula simplification that was a NOOP. DAG size: 83 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 02:49:04,993 WARN L286 SmtUtils]: Spent 28.49s on a formula simplification that was a NOOP. DAG size: 86 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 02:51:22,051 WARN L286 SmtUtils]: Spent 55.28s on a formula simplification that was a NOOP. DAG size: 98 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 02:54:05,322 WARN L286 SmtUtils]: Spent 52.38s on a formula simplification that was a NOOP. DAG size: 117 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 02:56:55,437 WARN L286 SmtUtils]: Spent 56.36s on a formula simplification that was a NOOP. DAG size: 127 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)