./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-55.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-55.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire --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 fa759b1fd7bde0fcd02810221128e9cb3946ffed1a0cf10fb7e410df3bf9ace2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:32:42,950 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:32:43,085 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:32:43,095 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:32:43,096 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:32:43,148 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:32:43,150 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:32:43,151 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:32:43,152 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:32:43,157 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:32:43,158 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:32:43,163 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:32:43,164 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:32:43,164 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:32:43,166 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:32:43,166 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:32:43,167 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:32:43,167 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:32:43,167 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:32:43,168 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:32:43,169 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:32:43,169 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:32:43,171 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:32:43,171 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:32:43,172 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:32:43,172 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:32:43,173 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:32:43,173 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:32:43,174 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:32:43,174 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:32:43,176 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:32:43,176 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:32:43,176 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:32:43,177 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:32:43,177 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:32:43,177 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:32:43,177 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:32:43,178 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:32:43,178 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:32:43,178 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:32:43,179 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:32:43,179 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:32:43,180 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:32:43,180 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:32:43,181 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:32:43,181 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:32:43,181 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:32:43,181 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa759b1fd7bde0fcd02810221128e9cb3946ffed1a0cf10fb7e410df3bf9ace2 [2023-11-23 21:32:43,489 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:32:43,527 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:32:43,530 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:32:43,533 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:32:43,533 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:32:43,535 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-55.i [2023-11-23 21:32:46,871 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:32:47,101 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:32:47,102 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-55.i [2023-11-23 21:32:47,113 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/data/bab2dd76b/1d5e132182b44905a82232e46f3f12db/FLAG9fa30ef5e [2023-11-23 21:32:47,130 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/data/bab2dd76b/1d5e132182b44905a82232e46f3f12db [2023-11-23 21:32:47,132 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:32:47,134 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:32:47,136 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:32:47,136 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:32:47,142 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:32:47,143 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:32:47" (1/1) ... [2023-11-23 21:32:47,144 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f261fb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:47, skipping insertion in model container [2023-11-23 21:32:47,144 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:32:47" (1/1) ... [2023-11-23 21:32:47,183 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:32:47,344 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-55.i[919,932] [2023-11-23 21:32:47,415 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:32:47,430 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:32:47,452 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-55.i[919,932] [2023-11-23 21:32:47,518 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:32:47,549 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:32:47,549 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:47 WrapperNode [2023-11-23 21:32:47,549 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:32:47,551 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:32:47,551 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:32:47,551 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:32:47,560 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:47" (1/1) ... [2023-11-23 21:32:47,573 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:47" (1/1) ... [2023-11-23 21:32:47,622 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 212 [2023-11-23 21:32:47,622 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:32:47,623 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:32:47,623 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:32:47,624 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:32:47,634 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:47" (1/1) ... [2023-11-23 21:32:47,634 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:47" (1/1) ... [2023-11-23 21:32:47,638 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:47" (1/1) ... [2023-11-23 21:32:47,639 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:47" (1/1) ... [2023-11-23 21:32:47,651 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:47" (1/1) ... [2023-11-23 21:32:47,655 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:47" (1/1) ... [2023-11-23 21:32:47,659 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:47" (1/1) ... [2023-11-23 21:32:47,661 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:47" (1/1) ... [2023-11-23 21:32:47,667 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:32:47,668 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:32:47,668 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:32:47,668 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:32:47,669 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:47" (1/1) ... [2023-11-23 21:32:47,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:32:47,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:32:47,707 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:32:47,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:32:47,785 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:32:47,785 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:32:47,786 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:32:47,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:32:47,786 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:32:47,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:32:47,885 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:32:47,888 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:32:48,358 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:32:48,794 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:32:48,795 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:32:48,797 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:32:48 BoogieIcfgContainer [2023-11-23 21:32:48,797 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:32:48,801 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:32:48,801 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:32:48,806 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:32:48,806 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:32:47" (1/3) ... [2023-11-23 21:32:48,808 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27eb4f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:32:48, skipping insertion in model container [2023-11-23 21:32:48,808 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:47" (2/3) ... [2023-11-23 21:32:48,810 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27eb4f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:32:48, skipping insertion in model container [2023-11-23 21:32:48,810 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:32:48" (3/3) ... [2023-11-23 21:32:48,812 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-55.i [2023-11-23 21:32:48,836 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:32:48,837 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:32:48,917 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:32:48,928 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1cc9ce9b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:32:48,930 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:32:48,936 INFO L276 IsEmpty]: Start isEmpty. Operand has 60 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-23 21:32:48,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-23 21:32:48,955 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:32:48,957 INFO L195 NwaCegarLoop]: trace histogram [33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:32:48,958 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:32:48,964 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:32:48,964 INFO L85 PathProgramCache]: Analyzing trace with hash -345287425, now seen corresponding path program 1 times [2023-11-23 21:32:48,974 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:32:48,974 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [249723720] [2023-11-23 21:32:48,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:32:48,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:32:49,307 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:32:49,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [885881932] [2023-11-23 21:32:49,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:32:49,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:32:49,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:32:49,317 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:32:49,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:32:49,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:32:49,623 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:32:49,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:32:49,875 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:32:49,878 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:32:49,880 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:32:49,912 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:32:50,102 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 21:32:50,107 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:32:50,111 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:32:50,269 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:32:50 BoogieIcfgContainer [2023-11-23 21:32:50,269 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:32:50,270 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:32:50,270 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:32:50,270 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:32:50,271 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:32:48" (3/4) ... [2023-11-23 21:32:50,273 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:32:50,274 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:32:50,276 INFO L158 Benchmark]: Toolchain (without parser) took 3141.31ms. Allocated memory is still 195.0MB. Free memory was 146.5MB in the beginning and 94.2MB in the end (delta: 52.3MB). Peak memory consumption was 51.1MB. Max. memory is 16.1GB. [2023-11-23 21:32:50,276 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 142.6MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:32:50,277 INFO L158 Benchmark]: CACSL2BoogieTranslator took 414.17ms. Allocated memory is still 195.0MB. Free memory was 146.0MB in the beginning and 131.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 21:32:50,278 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.70ms. Allocated memory is still 195.0MB. Free memory was 131.3MB in the beginning and 128.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:32:50,278 INFO L158 Benchmark]: Boogie Preprocessor took 43.80ms. Allocated memory is still 195.0MB. Free memory was 128.6MB in the beginning and 126.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:32:50,279 INFO L158 Benchmark]: RCFGBuilder took 1129.72ms. Allocated memory is still 195.0MB. Free memory was 126.5MB in the beginning and 151.7MB in the end (delta: -25.2MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2023-11-23 21:32:50,280 INFO L158 Benchmark]: TraceAbstraction took 1468.11ms. Allocated memory is still 195.0MB. Free memory was 150.9MB in the beginning and 94.2MB in the end (delta: 56.6MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2023-11-23 21:32:50,281 INFO L158 Benchmark]: Witness Printer took 4.82ms. Allocated memory is still 195.0MB. Free memory is still 94.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:32:50,284 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 142.6MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 414.17ms. Allocated memory is still 195.0MB. Free memory was 146.0MB in the beginning and 131.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.70ms. Allocated memory is still 195.0MB. Free memory was 131.3MB in the beginning and 128.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.80ms. Allocated memory is still 195.0MB. Free memory was 128.6MB in the beginning and 126.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1129.72ms. Allocated memory is still 195.0MB. Free memory was 126.5MB in the beginning and 151.7MB in the end (delta: -25.2MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1468.11ms. Allocated memory is still 195.0MB. Free memory was 150.9MB in the beginning and 94.2MB in the end (delta: 56.6MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * Witness Printer took 4.82ms. Allocated memory is still 195.0MB. Free memory is still 94.2MB. 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 someBinaryDOUBLEComparisonOperation at line 61, overapproximation of shiftRight at line 86, overapproximation of someBinaryArithmeticDOUBLEoperation at line 75. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 8.8; [L23] double var_1_6 = 127.5; [L24] double var_1_7 = 2.6; [L25] double var_1_8 = 4.5; [L26] signed short int var_1_9 = -128; [L27] signed short int var_1_10 = 16; [L28] signed short int var_1_11 = 4; [L29] signed short int var_1_12 = 100; [L30] signed short int var_1_13 = 64; [L31] signed short int var_1_14 = 2; [L32] signed long int var_1_15 = 5; [L33] signed char var_1_17 = -2; [L34] signed char var_1_18 = -4; [L35] signed char var_1_19 = 8; [L36] signed char var_1_20 = 10; [L37] unsigned long int var_1_21 = 25; [L38] unsigned long int var_1_22 = 3797799060; [L39] unsigned char var_1_23 = 1; [L40] unsigned char var_1_24 = 1; [L41] unsigned char var_1_25 = 0; [L42] unsigned char var_1_26 = 0; [L43] signed short int var_1_27 = -4; [L44] signed short int var_1_28 = 24644; [L45] signed char var_1_29 = 1; [L46] signed char var_1_30 = -1; [L47] unsigned char var_1_31 = 0; [L48] signed long int var_1_32 = -2; [L49] double var_1_39 = 2.45; [L50] unsigned short int var_1_41 = 200; [L51] signed char var_1_45 = 10; [L52] signed short int var_1_47 = 4; [L53] unsigned char var_1_49 = 1; [L54] unsigned char var_1_53 = 1; [L55] unsigned char var_1_54 = 200; [L188] isInitial = 1 [L189] FCALL initially() [L190] COND TRUE 1 [L191] FCALL updateLastVariables() [L192] CALL updateVariables() [L129] var_1_6 = __VERIFIER_nondet_double() [L130] CALL assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=13/5, var_1_8=9/2, var_1_9=-128] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=13/5, var_1_8=9/2, var_1_9=-128] [L131] var_1_7 = __VERIFIER_nondet_double() [L132] CALL assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_8=9/2, var_1_9=-128] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_8=9/2, var_1_9=-128] [L133] var_1_8 = __VERIFIER_nondet_double() [L134] CALL assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L135] var_1_10 = __VERIFIER_nondet_short() [L136] CALL assume_abort_if_not(var_1_10 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_10 >= -1) VAL [isInitial=1, var_1_10=0, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L137] CALL assume_abort_if_not(var_1_10 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_10 <= 32766) VAL [isInitial=1, var_1_10=0, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L138] var_1_11 = __VERIFIER_nondet_short() [L139] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L140] CALL assume_abort_if_not(var_1_11 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_11 <= 32766) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L141] var_1_12 = __VERIFIER_nondet_short() [L142] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L143] CALL assume_abort_if_not(var_1_12 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_12 <= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L144] var_1_13 = __VERIFIER_nondet_short() [L145] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L146] CALL assume_abort_if_not(var_1_13 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_13 <= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L147] var_1_14 = __VERIFIER_nondet_short() [L148] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=16382, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=16382, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L149] CALL assume_abort_if_not(var_1_14 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=16382, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_14 <= 32766) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=16382, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L150] var_1_18 = __VERIFIER_nondet_char() [L151] CALL assume_abort_if_not(var_1_18 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=16382, var_1_15=5, var_1_17=-2, var_1_18=0, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_18 >= -63) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=16382, var_1_15=5, var_1_17=-2, var_1_18=0, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L152] CALL assume_abort_if_not(var_1_18 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=16382, var_1_15=5, var_1_17=-2, var_1_18=0, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_18 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=16382, var_1_15=5, var_1_17=-2, var_1_18=0, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L153] var_1_19 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=16382, var_1_15=5, var_1_17=-2, var_1_18=0, var_1_19=1, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=16382, var_1_15=5, var_1_17=-2, var_1_18=0, var_1_19=1, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L155] CALL assume_abort_if_not(var_1_19 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=16382, var_1_15=5, var_1_17=-2, var_1_18=0, var_1_19=1, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_19 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=16382, var_1_15=5, var_1_17=-2, var_1_18=0, var_1_19=1, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L156] var_1_20 = __VERIFIER_nondet_char() [L157] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=16382, var_1_15=5, var_1_17=-2, var_1_18=0, var_1_19=1, var_1_1=44/5, var_1_20=0, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=16382, var_1_15=5, var_1_17=-2, var_1_18=0, var_1_19=1, var_1_1=44/5, var_1_20=0, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L158] CALL assume_abort_if_not(var_1_20 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=16382, var_1_15=5, var_1_17=-2, var_1_18=0, var_1_19=1, var_1_1=44/5, var_1_20=0, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_20 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=16382, var_1_15=5, var_1_17=-2, var_1_18=0, var_1_19=1, var_1_1=44/5, var_1_20=0, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L159] var_1_22 = __VERIFIER_nondet_ulong() [L160] CALL assume_abort_if_not(var_1_22 >= 3221225470) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=16382, var_1_15=5, var_1_17=-2, var_1_18=0, var_1_19=1, var_1_1=44/5, var_1_20=0, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_22 >= 3221225470) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=16382, var_1_15=5, var_1_17=-2, var_1_18=0, var_1_19=1, var_1_1=44/5, var_1_20=0, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L161] CALL assume_abort_if_not(var_1_22 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=16382, var_1_15=5, var_1_17=-2, var_1_18=0, var_1_19=1, var_1_1=44/5, var_1_20=0, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_22 <= 4294967294) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=16382, var_1_15=5, var_1_17=-2, var_1_18=0, var_1_19=1, var_1_1=44/5, var_1_20=0, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L162] var_1_24 = __VERIFIER_nondet_uchar() [L163] CALL assume_abort_if_not(var_1_24 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=16382, var_1_15=5, var_1_17=-2, var_1_18=0, var_1_19=1, var_1_1=44/5, var_1_20=0, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_24 >= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=16382, var_1_15=5, var_1_17=-2, var_1_18=0, var_1_19=1, var_1_1=44/5, var_1_20=0, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L164] CALL assume_abort_if_not(var_1_24 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=16382, var_1_15=5, var_1_17=-2, var_1_18=0, var_1_19=1, var_1_1=44/5, var_1_20=0, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_24 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=16382, var_1_15=5, var_1_17=-2, var_1_18=0, var_1_19=1, var_1_1=44/5, var_1_20=0, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L165] var_1_25 = __VERIFIER_nondet_uchar() [L166] CALL assume_abort_if_not(var_1_25 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=16382, var_1_15=5, var_1_17=-2, var_1_18=0, var_1_19=1, var_1_1=44/5, var_1_20=0, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_25 >= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=16382, var_1_15=5, var_1_17=-2, var_1_18=0, var_1_19=1, var_1_1=44/5, var_1_20=0, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L167] CALL assume_abort_if_not(var_1_25 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=16382, var_1_15=5, var_1_17=-2, var_1_18=0, var_1_19=1, var_1_1=44/5, var_1_20=0, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_25 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=16382, var_1_15=5, var_1_17=-2, var_1_18=0, var_1_19=1, var_1_1=44/5, var_1_20=0, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L168] var_1_26 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=16382, var_1_15=5, var_1_17=-2, var_1_18=0, var_1_19=1, var_1_1=44/5, var_1_20=0, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=16382, var_1_15=5, var_1_17=-2, var_1_18=0, var_1_19=1, var_1_1=44/5, var_1_20=0, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L170] CALL assume_abort_if_not(var_1_26 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=16382, var_1_15=5, var_1_17=-2, var_1_18=0, var_1_19=1, var_1_1=44/5, var_1_20=0, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_26 <= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=16382, var_1_15=5, var_1_17=-2, var_1_18=0, var_1_19=1, var_1_1=44/5, var_1_20=0, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L171] var_1_28 = __VERIFIER_nondet_short() [L172] CALL assume_abort_if_not(var_1_28 >= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=16382, var_1_15=5, var_1_17=-2, var_1_18=0, var_1_19=1, var_1_1=44/5, var_1_20=0, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_28 >= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=16382, var_1_15=5, var_1_17=-2, var_1_18=0, var_1_19=1, var_1_1=44/5, var_1_20=0, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L173] CALL assume_abort_if_not(var_1_28 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=16382, var_1_15=5, var_1_17=-2, var_1_18=0, var_1_19=1, var_1_1=44/5, var_1_20=0, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_28 <= 32766) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=16382, var_1_15=5, var_1_17=-2, var_1_18=0, var_1_19=1, var_1_1=44/5, var_1_20=0, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L174] var_1_30 = __VERIFIER_nondet_char() [L175] CALL assume_abort_if_not(var_1_30 >= -126) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=16382, var_1_15=5, var_1_17=-2, var_1_18=0, var_1_19=1, var_1_1=44/5, var_1_20=0, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_30 >= -126) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=16382, var_1_15=5, var_1_17=-2, var_1_18=0, var_1_19=1, var_1_1=44/5, var_1_20=0, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L176] CALL assume_abort_if_not(var_1_30 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=16382, var_1_15=5, var_1_17=-2, var_1_18=0, var_1_19=1, var_1_1=44/5, var_1_20=0, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_30 <= 126) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=16382, var_1_15=5, var_1_17=-2, var_1_18=0, var_1_19=1, var_1_1=44/5, var_1_20=0, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L177] var_1_54 = __VERIFIER_nondet_uchar() [L178] CALL assume_abort_if_not(var_1_54 >= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=16382, var_1_15=5, var_1_17=-2, var_1_18=0, var_1_19=1, var_1_1=44/5, var_1_20=0, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=127, var_1_9=-128] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_54 >= 127) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=16382, var_1_15=5, var_1_17=-2, var_1_18=0, var_1_19=1, var_1_1=44/5, var_1_20=0, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=127, var_1_9=-128] [L179] CALL assume_abort_if_not(var_1_54 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=16382, var_1_15=5, var_1_17=-2, var_1_18=0, var_1_19=1, var_1_1=44/5, var_1_20=0, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=127, var_1_9=-128] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_54 <= 254) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=16382, var_1_15=5, var_1_17=-2, var_1_18=0, var_1_19=1, var_1_1=44/5, var_1_20=0, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=127, var_1_9=-128] [L192] RET updateVariables() [L193] CALL step() [L59] var_1_9 = (((((var_1_10 - var_1_11)) < (((var_1_12 + var_1_13) - var_1_14))) ? ((var_1_10 - var_1_11)) : (((var_1_12 + var_1_13) - var_1_14)))) [L60] var_1_17 = (var_1_18 + (var_1_19 - var_1_20)) [L61] COND FALSE !(var_1_1 > var_1_1) [L68] var_1_32 = ((((32) < 0 ) ? -(32) : (32))) [L70] var_1_29 = (((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))) - var_1_20) [L71] var_1_45 = var_1_19 [L72] var_1_31 = var_1_26 [L73] COND FALSE !(var_1_17 <= (var_1_17 * (var_1_29 * var_1_29))) [L80] var_1_1 = var_1_7 [L82] COND FALSE !(var_1_13 < 4) [L85] COND FALSE !(var_1_1 >= 127.5f) [L92] var_1_41 = var_1_19 [L94] COND FALSE !(\read(var_1_31)) [L97] var_1_23 = (var_1_24 && (var_1_25 && var_1_26)) [L99] COND FALSE !(var_1_1 < (((((var_1_7 / 15.175f)) > ((- var_1_8))) ? ((var_1_7 / 15.175f)) : ((- var_1_8))))) [L102] COND TRUE \read(var_1_25) [L103] var_1_49 = (var_1_31 || (var_1_23 || var_1_24)) [L106] COND TRUE (- ((((var_1_1) < (var_1_8)) ? (var_1_1) : (var_1_8)))) >= -0.875 [L107] COND FALSE !(\read(var_1_31)) [L110] var_1_27 = (var_1_13 - (var_1_28 - (var_1_20 + var_1_19))) [L115] COND TRUE var_1_8 <= var_1_7 [L116] var_1_53 = (var_1_54 - ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) [L118] COND FALSE !(\read(var_1_23)) [L121] COND TRUE \read(var_1_24) [L122] var_1_47 = (var_1_18 + ((((var_1_12) > (var_1_19)) ? (var_1_12) : (var_1_19)))) [L124] COND FALSE !(\read(var_1_23)) [L193] RET step() [L194] CALL, EXPR property() [L184-L185] return (((((((((var_1_17 <= (var_1_17 * (var_1_29 * var_1_29))) ? ((var_1_29 > var_1_29) ? (var_1_1 == ((double) (((((var_1_6) < (var_1_7)) ? (var_1_6) : (var_1_7))) + var_1_8))) : (var_1_1 == ((double) var_1_8))) : (var_1_1 == ((double) var_1_7))) && (var_1_9 == ((signed short int) (((((var_1_10 - var_1_11)) < (((var_1_12 + var_1_13) - var_1_14))) ? ((var_1_10 - var_1_11)) : (((var_1_12 + var_1_13) - var_1_14))))))) && (var_1_23 ? (var_1_15 == ((signed long int) (var_1_14 - var_1_13))) : 1)) && (var_1_17 == ((signed char) (var_1_18 + (var_1_19 - var_1_20))))) && (var_1_23 ? (var_1_21 == ((unsigned long int) ((var_1_22 - (1000000000u - var_1_13)) - var_1_14))) : 1)) && (var_1_31 ? (var_1_23 == ((unsigned char) (var_1_24 && var_1_25))) : (var_1_23 == ((unsigned char) (var_1_24 && (var_1_25 && var_1_26)))))) && (((- ((((var_1_1) < (var_1_8)) ? (var_1_1) : (var_1_8)))) >= -0.875) ? (var_1_31 ? (var_1_27 == ((signed short int) (var_1_19 - var_1_12))) : (var_1_27 == ((signed short int) (var_1_13 - (var_1_28 - (var_1_20 + var_1_19)))))) : (var_1_27 == ((signed short int) ((((var_1_29) < (var_1_28)) ? (var_1_29) : (var_1_28))))))) && (var_1_29 == ((signed char) (((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))) - var_1_20)))) && (var_1_31 == ((unsigned char) var_1_26)) ; [L194] RET, EXPR property() [L194] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=16382, var_1_15=5, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=2, var_1_20=0, var_1_21=25, var_1_22=3221225470, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=0, var_1_28=16383, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=32, var_1_39=49/20, var_1_41=1, var_1_45=1, var_1_47=1, var_1_49=1, var_1_53=127, var_1_54=127, var_1_7=2, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16382, var_1_14=16382, var_1_15=5, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=2, var_1_20=0, var_1_21=25, var_1_22=3221225470, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=0, var_1_28=16383, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=32, var_1_39=49/20, var_1_41=1, var_1_45=1, var_1_47=1, var_1_49=1, var_1_53=127, var_1_54=127, var_1_7=2, var_1_8=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 60 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 33, 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=60occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 121 NumberOfCodeBlocks, 121 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 21:32:50,331 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-55.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire --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 fa759b1fd7bde0fcd02810221128e9cb3946ffed1a0cf10fb7e410df3bf9ace2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:32:53,336 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:32:53,487 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:32:53,495 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:32:53,496 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:32:53,526 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:32:53,527 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:32:53,528 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:32:53,529 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:32:53,529 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:32:53,530 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:32:53,531 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:32:53,531 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:32:53,532 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:32:53,533 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:32:53,534 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:32:53,535 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:32:53,535 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:32:53,536 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:32:53,537 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:32:53,537 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:32:53,538 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:32:53,539 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:32:53,539 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:32:53,540 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:32:53,540 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:32:53,541 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:32:53,542 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:32:53,542 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:32:53,543 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:32:53,543 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:32:53,544 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:32:53,544 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:32:53,544 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:32:53,545 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:32:53,545 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:32:53,546 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:32:53,546 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:32:53,546 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:32:53,547 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:32:53,547 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:32:53,547 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:32:53,548 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:32:53,548 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:32:53,548 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa759b1fd7bde0fcd02810221128e9cb3946ffed1a0cf10fb7e410df3bf9ace2 [2023-11-23 21:32:54,012 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:32:54,048 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:32:54,054 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:32:54,056 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:32:54,056 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:32:54,058 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-55.i [2023-11-23 21:32:57,451 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:32:57,824 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:32:57,825 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-55.i [2023-11-23 21:32:57,843 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/data/7aa870b23/5133bb64216d453fbd4bc25af69ac48f/FLAG74fef7a42 [2023-11-23 21:32:57,870 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/data/7aa870b23/5133bb64216d453fbd4bc25af69ac48f [2023-11-23 21:32:57,876 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:32:57,879 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:32:57,883 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:32:57,884 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:32:57,891 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:32:57,892 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:32:57" (1/1) ... [2023-11-23 21:32:57,893 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f2e1d28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:57, skipping insertion in model container [2023-11-23 21:32:57,893 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:32:57" (1/1) ... [2023-11-23 21:32:57,953 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:32:58,188 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-55.i[919,932] [2023-11-23 21:32:58,303 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:32:58,329 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:32:58,357 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-55.i[919,932] [2023-11-23 21:32:58,483 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:32:58,508 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:32:58,509 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:58 WrapperNode [2023-11-23 21:32:58,509 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:32:58,510 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:32:58,511 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:32:58,511 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:32:58,521 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:58" (1/1) ... [2023-11-23 21:32:58,556 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:58" (1/1) ... [2023-11-23 21:32:58,611 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 197 [2023-11-23 21:32:58,616 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:32:58,617 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:32:58,617 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:32:58,618 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:32:58,628 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:58" (1/1) ... [2023-11-23 21:32:58,628 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:58" (1/1) ... [2023-11-23 21:32:58,640 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:58" (1/1) ... [2023-11-23 21:32:58,640 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:58" (1/1) ... [2023-11-23 21:32:58,664 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:58" (1/1) ... [2023-11-23 21:32:58,678 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:58" (1/1) ... [2023-11-23 21:32:58,691 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:58" (1/1) ... [2023-11-23 21:32:58,694 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:58" (1/1) ... [2023-11-23 21:32:58,700 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:32:58,701 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:32:58,701 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:32:58,701 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:32:58,702 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:58" (1/1) ... [2023-11-23 21:32:58,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:32:58,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:32:58,744 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:32:58,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:32:58,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:32:58,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:32:58,782 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:32:58,783 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:32:58,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:32:58,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:32:58,945 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:32:58,950 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:33:07,955 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:33:08,002 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:33:08,002 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:33:08,003 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:33:08 BoogieIcfgContainer [2023-11-23 21:33:08,003 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:33:08,005 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:33:08,006 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:33:08,009 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:33:08,010 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:32:57" (1/3) ... [2023-11-23 21:33:08,011 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3421b9ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:33:08, skipping insertion in model container [2023-11-23 21:33:08,012 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:58" (2/3) ... [2023-11-23 21:33:08,013 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3421b9ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:33:08, skipping insertion in model container [2023-11-23 21:33:08,015 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:33:08" (3/3) ... [2023-11-23 21:33:08,016 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-55.i [2023-11-23 21:33:08,037 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:33:08,037 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:33:08,100 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:33:08,107 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@792e1eba, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:33:08,107 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:33:08,114 INFO L276 IsEmpty]: Start isEmpty. Operand has 82 states, 46 states have (on average 1.4782608695652173) internal successors, (68), 47 states have internal predecessors, (68), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-23 21:33:08,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-11-23 21:33:08,141 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:33:08,142 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:33:08,142 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:33:08,149 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:33:08,149 INFO L85 PathProgramCache]: Analyzing trace with hash -110789656, now seen corresponding path program 1 times [2023-11-23 21:33:08,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:33:08,163 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [996643276] [2023-11-23 21:33:08,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:33:08,164 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:33:08,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:33:08,167 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:33:08,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-23 21:33:09,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:33:09,329 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:33:09,345 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:33:09,403 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 892 proven. 0 refuted. 0 times theorem prover too weak. 1220 trivial. 0 not checked. [2023-11-23 21:33:09,403 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:33:09,404 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:33:09,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [996643276] [2023-11-23 21:33:09,405 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [996643276] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:33:09,405 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:33:09,406 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:33:09,412 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1234314805] [2023-11-23 21:33:09,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:33:09,418 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:33:09,419 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:33:09,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:33:09,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:33:09,454 INFO L87 Difference]: Start difference. First operand has 82 states, 46 states have (on average 1.4782608695652173) internal successors, (68), 47 states have internal predecessors, (68), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-23 21:33:09,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:33:09,554 INFO L93 Difference]: Finished difference Result 159 states and 295 transitions. [2023-11-23 21:33:09,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:33:09,563 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 200 [2023-11-23 21:33:09,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:33:09,574 INFO L225 Difference]: With dead ends: 159 [2023-11-23 21:33:09,574 INFO L226 Difference]: Without dead ends: 78 [2023-11-23 21:33:09,584 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:33:09,590 INFO L413 NwaCegarLoop]: 120 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 120 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-23 21:33:09,593 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 120 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-23 21:33:09,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2023-11-23 21:33:09,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2023-11-23 21:33:09,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 43 states have (on average 1.3255813953488371) internal successors, (57), 43 states have internal predecessors, (57), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-23 21:33:09,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 123 transitions. [2023-11-23 21:33:09,648 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 123 transitions. Word has length 200 [2023-11-23 21:33:09,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:33:09,649 INFO L495 AbstractCegarLoop]: Abstraction has 78 states and 123 transitions. [2023-11-23 21:33:09,650 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-23 21:33:09,650 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 123 transitions. [2023-11-23 21:33:09,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-11-23 21:33:09,655 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:33:09,656 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:33:09,670 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:33:09,856 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:33:09,857 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:33:09,857 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:33:09,857 INFO L85 PathProgramCache]: Analyzing trace with hash 1747399394, now seen corresponding path program 1 times [2023-11-23 21:33:09,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:33:09,859 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [827135911] [2023-11-23 21:33:09,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:33:09,860 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:33:09,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:33:09,861 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:33:09,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-23 21:33:11,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:33:11,056 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 21:33:11,069 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:33:11,752 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 708 proven. 18 refuted. 0 times theorem prover too weak. 1386 trivial. 0 not checked. [2023-11-23 21:33:11,752 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:33:12,405 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 78 proven. 18 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-11-23 21:33:12,405 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:33:12,405 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [827135911] [2023-11-23 21:33:12,406 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [827135911] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:33:12,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1825032421] [2023-11-23 21:33:12,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:33:12,407 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:33:12,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:33:12,413 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:33:12,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-23 21:33:15,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:33:15,101 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 21:33:15,148 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:33:15,597 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 708 proven. 18 refuted. 0 times theorem prover too weak. 1386 trivial. 0 not checked. [2023-11-23 21:33:15,597 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:33:16,074 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 78 proven. 18 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-11-23 21:33:16,075 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1825032421] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:33:16,075 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1303170521] [2023-11-23 21:33:16,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:33:16,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:33:16,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:33:16,087 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:33:16,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-23 21:33:16,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:33:16,653 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 21:33:16,659 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:33:17,069 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 708 proven. 18 refuted. 0 times theorem prover too weak. 1386 trivial. 0 not checked. [2023-11-23 21:33:17,070 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:33:17,518 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 78 proven. 18 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-11-23 21:33:17,518 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1303170521] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:33:17,519 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-11-23 21:33:17,519 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6, 6, 6, 6] total 8 [2023-11-23 21:33:17,520 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594492110] [2023-11-23 21:33:17,522 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-11-23 21:33:17,526 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-23 21:33:17,527 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:33:17,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-23 21:33:17,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-23 21:33:17,530 INFO L87 Difference]: Start difference. First operand 78 states and 123 transitions. Second operand has 8 states, 8 states have (on average 5.875) internal successors, (47), 8 states have internal predecessors, (47), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2023-11-23 21:33:19,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:33:19,118 INFO L93 Difference]: Finished difference Result 161 states and 250 transitions. [2023-11-23 21:33:19,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-23 21:33:19,123 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.875) internal successors, (47), 8 states have internal predecessors, (47), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 200 [2023-11-23 21:33:19,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:33:19,127 INFO L225 Difference]: With dead ends: 161 [2023-11-23 21:33:19,127 INFO L226 Difference]: Without dead ends: 84 [2023-11-23 21:33:19,128 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1201 GetRequests, 1186 SyntacticMatches, 3 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=67, Invalid=115, Unknown=0, NotChecked=0, Total=182 [2023-11-23 21:33:19,130 INFO L413 NwaCegarLoop]: 80 mSDtfsCounter, 108 mSDsluCounter, 89 mSDsCounter, 0 mSdLazyCounter, 195 mSolverCounterSat, 117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 110 SdHoareTripleChecker+Valid, 169 SdHoareTripleChecker+Invalid, 312 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 117 IncrementalHoareTripleChecker+Valid, 195 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-11-23 21:33:19,130 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [110 Valid, 169 Invalid, 312 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 195 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-11-23 21:33:19,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2023-11-23 21:33:19,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 82. [2023-11-23 21:33:19,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 46 states have (on average 1.2608695652173914) internal successors, (58), 46 states have internal predecessors, (58), 33 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-23 21:33:19,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 124 transitions. [2023-11-23 21:33:19,150 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 124 transitions. Word has length 200 [2023-11-23 21:33:19,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:33:19,151 INFO L495 AbstractCegarLoop]: Abstraction has 82 states and 124 transitions. [2023-11-23 21:33:19,151 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.875) internal successors, (47), 8 states have internal predecessors, (47), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2023-11-23 21:33:19,152 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 124 transitions. [2023-11-23 21:33:19,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-11-23 21:33:19,155 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:33:19,156 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:33:19,176 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-23 21:33:19,387 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:33:19,626 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-23 21:33:19,769 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:33:19,770 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:33:19,770 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:33:19,771 INFO L85 PathProgramCache]: Analyzing trace with hash 1354372384, now seen corresponding path program 1 times [2023-11-23 21:33:19,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:33:19,772 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2109280144] [2023-11-23 21:33:19,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:33:19,772 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:33:19,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:33:19,773 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:33:19,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/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)] Waiting until timeout for monitored process [2023-11-23 21:33:20,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:33:20,898 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 21:33:20,905 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:33:21,481 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 708 proven. 18 refuted. 0 times theorem prover too weak. 1386 trivial. 0 not checked. [2023-11-23 21:33:21,482 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:33:22,094 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 78 proven. 18 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-11-23 21:33:22,095 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:33:22,095 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2109280144] [2023-11-23 21:33:22,095 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2109280144] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:33:22,095 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1659715132] [2023-11-23 21:33:22,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:33:22,096 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:33:22,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:33:22,097 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:33:22,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-23 21:33:24,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:33:24,490 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 21:33:24,496 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:33:24,652 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-23 21:33:24,652 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:33:24,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1659715132] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:33:24,653 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-23 21:33:24,653 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6, 6] total 9 [2023-11-23 21:33:24,653 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [219032690] [2023-11-23 21:33:24,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:33:24,654 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:33:24,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:33:24,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:33:24,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-11-23 21:33:24,656 INFO L87 Difference]: Start difference. First operand 82 states and 124 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-23 21:33:25,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:33:25,064 INFO L93 Difference]: Finished difference Result 239 states and 356 transitions. [2023-11-23 21:33:25,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-23 21:33:25,065 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 200 [2023-11-23 21:33:25,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:33:25,075 INFO L225 Difference]: With dead ends: 239 [2023-11-23 21:33:25,075 INFO L226 Difference]: Without dead ends: 158 [2023-11-23 21:33:25,077 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 599 GetRequests, 590 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2023-11-23 21:33:25,078 INFO L413 NwaCegarLoop]: 209 mSDtfsCounter, 158 mSDsluCounter, 142 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 158 SdHoareTripleChecker+Valid, 351 SdHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-23 21:33:25,079 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [158 Valid, 351 Invalid, 70 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-23 21:33:25,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2023-11-23 21:33:25,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 86. [2023-11-23 21:33:25,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 49 states have (on average 1.2040816326530612) internal successors, (59), 49 states have internal predecessors, (59), 33 states have call successors, (33), 3 states have call predecessors, (33), 3 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-23 21:33:25,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 125 transitions. [2023-11-23 21:33:25,116 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 125 transitions. Word has length 200 [2023-11-23 21:33:25,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:33:25,119 INFO L495 AbstractCegarLoop]: Abstraction has 86 states and 125 transitions. [2023-11-23 21:33:25,120 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-23 21:33:25,121 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 125 transitions. [2023-11-23 21:33:25,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-11-23 21:33:25,128 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:33:25,129 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:33:25,152 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/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)] Forceful destruction successful, exit code 0 [2023-11-23 21:33:25,360 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-11-23 21:33:25,548 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt [2023-11-23 21:33:25,548 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:33:25,549 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:33:25,549 INFO L85 PathProgramCache]: Analyzing trace with hash 1411690268, now seen corresponding path program 1 times [2023-11-23 21:33:25,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:33:25,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1351586293] [2023-11-23 21:33:25,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:33:25,550 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:33:25,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:33:25,551 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:33:25,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a54cd13-db98-462c-ad53-04c82091bc80/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:33:26,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:33:26,755 INFO L262 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-23 21:33:26,761 INFO L285 TraceCheckSpWp]: Computing forward predicates...