./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-7.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 803046ced68b079bb7f08c78720a8843883361424ea99724f710829affe474a7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:19:06,645 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:19:06,732 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 22:19:06,739 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:19:06,739 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:19:06,769 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:19:06,770 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:19:06,770 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:19:06,771 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:19:06,772 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:19:06,773 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:19:06,773 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:19:06,774 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:19:06,775 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:19:06,775 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:19:06,776 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:19:06,776 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:19:06,777 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:19:06,778 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:19:06,778 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:19:06,779 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:19:06,780 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:19:06,780 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:19:06,781 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:19:06,781 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:19:06,782 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:19:06,783 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:19:06,783 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:19:06,784 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:19:06,784 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:19:06,785 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:19:06,786 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:19:06,786 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:19:06,787 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:19:06,787 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:19:06,788 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:19:06,788 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:19:06,789 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:19:06,790 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:19:06,790 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 803046ced68b079bb7f08c78720a8843883361424ea99724f710829affe474a7 [2023-11-06 22:19:07,075 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:19:07,109 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:19:07,114 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:19:07,117 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:19:07,118 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:19:07,119 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-7.i [2023-11-06 22:19:10,414 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:19:10,608 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:19:10,609 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-7.i [2023-11-06 22:19:10,619 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/data/136807225/7e070c3ada50480a9cbc89e6cbdf8367/FLAG77b9919ad [2023-11-06 22:19:10,634 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/data/136807225/7e070c3ada50480a9cbc89e6cbdf8367 [2023-11-06 22:19:10,636 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:19:10,638 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:19:10,640 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:19:10,640 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:19:10,648 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:19:10,651 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:19:10" (1/1) ... [2023-11-06 22:19:10,652 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4906f5fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:10, skipping insertion in model container [2023-11-06 22:19:10,653 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:19:10" (1/1) ... [2023-11-06 22:19:10,698 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:19:10,866 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_c5882040-1fc2-4e31-a7d6-dac84032d442/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-7.i[915,928] [2023-11-06 22:19:10,932 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:19:10,946 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:19:10,960 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_c5882040-1fc2-4e31-a7d6-dac84032d442/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-7.i[915,928] [2023-11-06 22:19:11,021 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:19:11,051 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:19:11,052 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:11 WrapperNode [2023-11-06 22:19:11,052 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:19:11,054 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:19:11,055 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:19:11,059 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:19:11,068 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:11" (1/1) ... [2023-11-06 22:19:11,093 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:11" (1/1) ... [2023-11-06 22:19:11,149 INFO L138 Inliner]: procedures = 29, calls = 151, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 430 [2023-11-06 22:19:11,150 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:19:11,150 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:19:11,151 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:19:11,151 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:19:11,161 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:11" (1/1) ... [2023-11-06 22:19:11,162 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:11" (1/1) ... [2023-11-06 22:19:11,170 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:11" (1/1) ... [2023-11-06 22:19:11,171 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:11" (1/1) ... [2023-11-06 22:19:11,196 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:11" (1/1) ... [2023-11-06 22:19:11,202 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:11" (1/1) ... [2023-11-06 22:19:11,205 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:11" (1/1) ... [2023-11-06 22:19:11,209 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:11" (1/1) ... [2023-11-06 22:19:11,215 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:19:11,216 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:19:11,216 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:19:11,217 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:19:11,218 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:11" (1/1) ... [2023-11-06 22:19:11,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:19:11,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:19:11,252 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:19:11,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:19:11,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:19:11,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-06 22:19:11,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-06 22:19:11,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-06 22:19:11,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-06 22:19:11,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-06 22:19:11,300 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:19:11,301 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:19:11,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:19:11,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:19:11,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:19:11,420 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:19:11,422 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:19:12,237 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:19:12,246 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:19:12,246 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:19:12,249 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:19:12 BoogieIcfgContainer [2023-11-06 22:19:12,249 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:19:12,252 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:19:12,252 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:19:12,256 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:19:12,256 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:19:10" (1/3) ... [2023-11-06 22:19:12,257 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6de1cd54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:19:12, skipping insertion in model container [2023-11-06 22:19:12,257 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:11" (2/3) ... [2023-11-06 22:19:12,258 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6de1cd54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:19:12, skipping insertion in model container [2023-11-06 22:19:12,258 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:19:12" (3/3) ... [2023-11-06 22:19:12,260 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-7.i [2023-11-06 22:19:12,282 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:19:12,282 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:19:12,345 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:19:12,354 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=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@707e6c42, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:19:12,354 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:19:12,360 INFO L276 IsEmpty]: Start isEmpty. Operand has 100 states, 85 states have (on average 1.4705882352941178) internal successors, (125), 86 states have internal predecessors, (125), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-06 22:19:12,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-06 22:19:12,377 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:19:12,378 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:19:12,379 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:19:12,385 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:19:12,385 INFO L85 PathProgramCache]: Analyzing trace with hash -1691501227, now seen corresponding path program 1 times [2023-11-06 22:19:12,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:19:12,397 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [849358992] [2023-11-06 22:19:12,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:19:12,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:19:12,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:12,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-06 22:19:12,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:12,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-06 22:19:12,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:12,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-06 22:19:12,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:12,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 22:19:12,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:12,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 22:19:12,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:12,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-06 22:19:12,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:12,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-06 22:19:12,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:12,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-06 22:19:12,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:12,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-06 22:19:12,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:12,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-06 22:19:12,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:12,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-06 22:19:12,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:12,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-06 22:19:12,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:12,834 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-11-06 22:19:12,835 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:19:12,835 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [849358992] [2023-11-06 22:19:12,836 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [849358992] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:19:12,836 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:19:12,836 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:19:12,838 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1079312888] [2023-11-06 22:19:12,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:19:12,845 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:19:12,845 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:19:12,879 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:19:12,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:19:12,883 INFO L87 Difference]: Start difference. First operand has 100 states, 85 states have (on average 1.4705882352941178) internal successors, (125), 86 states have internal predecessors, (125), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 2 states have call successors, (12) [2023-11-06 22:19:12,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:19:12,922 INFO L93 Difference]: Finished difference Result 193 states and 304 transitions. [2023-11-06 22:19:12,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:19:12,924 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 2 states have call successors, (12) Word has length 103 [2023-11-06 22:19:12,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:19:12,933 INFO L225 Difference]: With dead ends: 193 [2023-11-06 22:19:12,933 INFO L226 Difference]: Without dead ends: 96 [2023-11-06 22:19:12,937 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:19:12,941 INFO L413 NwaCegarLoop]: 138 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 138 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:19:12,942 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 138 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:19:12,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2023-11-06 22:19:12,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2023-11-06 22:19:12,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 82 states have (on average 1.3902439024390243) internal successors, (114), 82 states have internal predecessors, (114), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-06 22:19:13,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 138 transitions. [2023-11-06 22:19:13,003 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 138 transitions. Word has length 103 [2023-11-06 22:19:13,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:19:13,004 INFO L495 AbstractCegarLoop]: Abstraction has 96 states and 138 transitions. [2023-11-06 22:19:13,004 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 2 states have call successors, (12) [2023-11-06 22:19:13,005 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 138 transitions. [2023-11-06 22:19:13,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-06 22:19:13,008 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:19:13,009 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:19:13,009 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 22:19:13,009 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:19:13,010 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:19:13,010 INFO L85 PathProgramCache]: Analyzing trace with hash 1385974937, now seen corresponding path program 1 times [2023-11-06 22:19:13,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:19:13,011 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2125930386] [2023-11-06 22:19:13,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:19:13,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:19:13,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:13,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-06 22:19:13,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:13,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-06 22:19:13,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:13,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-06 22:19:13,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:13,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 22:19:13,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:13,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 22:19:13,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:13,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-06 22:19:13,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:13,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-06 22:19:13,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:13,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-06 22:19:13,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:13,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-06 22:19:13,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:13,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-06 22:19:13,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:13,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-06 22:19:13,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:13,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-06 22:19:13,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:13,480 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-11-06 22:19:13,480 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:19:13,481 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2125930386] [2023-11-06 22:19:13,481 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2125930386] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:19:13,481 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:19:13,481 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:19:13,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475456468] [2023-11-06 22:19:13,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:19:13,483 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:19:13,484 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:19:13,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:19:13,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:19:13,485 INFO L87 Difference]: Start difference. First operand 96 states and 138 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-06 22:19:13,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:19:13,522 INFO L93 Difference]: Finished difference Result 190 states and 275 transitions. [2023-11-06 22:19:13,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:19:13,523 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 103 [2023-11-06 22:19:13,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:19:13,526 INFO L225 Difference]: With dead ends: 190 [2023-11-06 22:19:13,526 INFO L226 Difference]: Without dead ends: 97 [2023-11-06 22:19:13,527 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:19:13,529 INFO L413 NwaCegarLoop]: 137 mSDtfsCounter, 0 mSDsluCounter, 131 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 268 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:19:13,530 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 268 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:19:13,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2023-11-06 22:19:13,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2023-11-06 22:19:13,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 83 states have (on average 1.3855421686746987) internal successors, (115), 83 states have internal predecessors, (115), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-06 22:19:13,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 139 transitions. [2023-11-06 22:19:13,546 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 139 transitions. Word has length 103 [2023-11-06 22:19:13,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:19:13,548 INFO L495 AbstractCegarLoop]: Abstraction has 97 states and 139 transitions. [2023-11-06 22:19:13,548 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-06 22:19:13,548 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 139 transitions. [2023-11-06 22:19:13,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-06 22:19:13,551 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:19:13,551 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:19:13,552 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 22:19:13,552 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:19:13,552 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:19:13,553 INFO L85 PathProgramCache]: Analyzing trace with hash 374857687, now seen corresponding path program 1 times [2023-11-06 22:19:13,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:19:13,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2071828899] [2023-11-06 22:19:13,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:19:13,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:19:13,601 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:19:13,602 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [853051022] [2023-11-06 22:19:13,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:19:13,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:19:13,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:19:13,606 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:19:13,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-06 22:19:13,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:13,876 INFO L262 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-06 22:19:13,900 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:19:14,805 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 17 [2023-11-06 22:19:14,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:19:14,887 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 15 [2023-11-06 22:19:14,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:19:14,936 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 15 [2023-11-06 22:19:15,002 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-06 22:19:15,002 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 58 treesize of output 28 [2023-11-06 22:19:15,024 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-11-06 22:19:15,024 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:19:15,081 WARN L839 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_163 (Array Int Int))) (let ((.cse0 (select (store |c_#memory_int| |c_~#unsigned_long_int_Array_0~0.base| v_ArrVal_163) |c_~#unsigned_char_Array_0~0.base|))) (= (mod (select .cse0 (+ |c_~#unsigned_char_Array_0~0.offset| 1)) 256) (mod (select .cse0 |c_~#unsigned_char_Array_0~0.offset|) 256)))) is different from false [2023-11-06 22:19:15,099 WARN L839 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_162 (Array Int Int)) (v_ArrVal_163 (Array Int Int))) (let ((.cse0 (select (store (store |c_#memory_int| |c_~#double_Array_0~0.base| v_ArrVal_162) |c_~#unsigned_long_int_Array_0~0.base| v_ArrVal_163) |c_~#unsigned_char_Array_0~0.base|))) (= (mod (select .cse0 (+ |c_~#unsigned_char_Array_0~0.offset| 1)) 256) (mod (select .cse0 |c_~#unsigned_char_Array_0~0.offset|) 256)))) is different from false [2023-11-06 22:19:15,131 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-06 22:19:15,132 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 57 treesize of output 48 [2023-11-06 22:19:15,143 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-06 22:19:15,144 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 196 treesize of output 166 [2023-11-06 22:19:15,156 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 28 [2023-11-06 22:19:15,436 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-11-06 22:19:15,436 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:19:15,437 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2071828899] [2023-11-06 22:19:15,437 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:19:15,437 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [853051022] [2023-11-06 22:19:15,437 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [853051022] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-06 22:19:15,438 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:19:15,438 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [9] total 15 [2023-11-06 22:19:15,438 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1524191517] [2023-11-06 22:19:15,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:19:15,439 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 22:19:15,439 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:19:15,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 22:19:15,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=121, Unknown=2, NotChecked=46, Total=210 [2023-11-06 22:19:15,441 INFO L87 Difference]: Start difference. First operand 97 states and 139 transitions. Second operand has 8 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-06 22:19:15,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:19:15,976 INFO L93 Difference]: Finished difference Result 215 states and 310 transitions. [2023-11-06 22:19:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 22:19:15,978 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 103 [2023-11-06 22:19:15,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:19:15,980 INFO L225 Difference]: With dead ends: 215 [2023-11-06 22:19:15,980 INFO L226 Difference]: Without dead ends: 121 [2023-11-06 22:19:15,982 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 210 GetRequests, 192 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=67, Invalid=211, Unknown=2, NotChecked=62, Total=342 [2023-11-06 22:19:15,983 INFO L413 NwaCegarLoop]: 101 mSDtfsCounter, 233 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 214 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 233 SdHoareTripleChecker+Valid, 307 SdHoareTripleChecker+Invalid, 561 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 214 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 339 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-06 22:19:15,984 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [233 Valid, 307 Invalid, 561 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 214 Invalid, 0 Unknown, 339 Unchecked, 0.4s Time] [2023-11-06 22:19:15,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2023-11-06 22:19:15,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 99. [2023-11-06 22:19:16,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 85 states have (on average 1.3764705882352941) internal successors, (117), 85 states have internal predecessors, (117), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-06 22:19:16,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 141 transitions. [2023-11-06 22:19:16,002 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 141 transitions. Word has length 103 [2023-11-06 22:19:16,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:19:16,003 INFO L495 AbstractCegarLoop]: Abstraction has 99 states and 141 transitions. [2023-11-06 22:19:16,003 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-06 22:19:16,003 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 141 transitions. [2023-11-06 22:19:16,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-06 22:19:16,005 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:19:16,006 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:19:16,019 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-06 22:19:16,213 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:19:16,214 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:19:16,214 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:19:16,214 INFO L85 PathProgramCache]: Analyzing trace with hash 57414352, now seen corresponding path program 1 times [2023-11-06 22:19:16,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:19:16,215 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [58915366] [2023-11-06 22:19:16,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:19:16,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:19:16,276 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:19:16,279 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1683964621] [2023-11-06 22:19:16,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:19:16,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:19:16,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:19:16,281 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:19:16,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-06 22:19:16,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:16,492 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-06 22:19:16,501 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:19:17,117 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 17 [2023-11-06 22:19:17,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:19:17,168 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 15 [2023-11-06 22:19:17,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:19:17,203 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 15 [2023-11-06 22:19:17,255 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-06 22:19:17,256 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 58 treesize of output 28 [2023-11-06 22:19:17,289 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-11-06 22:19:17,290 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:19:17,442 WARN L839 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_245 (Array Int Int)) (v_ArrVal_246 (Array Int Int))) (let ((.cse0 (select (store (store |c_#memory_int| |c_~#double_Array_0~0.base| v_ArrVal_245) |c_~#unsigned_long_int_Array_0~0.base| v_ArrVal_246) |c_~#unsigned_char_Array_0~0.base|))) (= (mod (select .cse0 (+ |c_~#unsigned_char_Array_0~0.offset| 1)) 256) (mod (select .cse0 |c_~#unsigned_char_Array_0~0.offset|) 256)))) is different from false [2023-11-06 22:19:17,473 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-06 22:19:17,474 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 57 treesize of output 48 [2023-11-06 22:19:17,486 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-06 22:19:17,486 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 196 treesize of output 166 [2023-11-06 22:19:17,498 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2023-11-06 22:19:17,506 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-06 22:19:17,507 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 24 [2023-11-06 22:19:17,716 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-11-06 22:19:17,717 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:19:17,717 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [58915366] [2023-11-06 22:19:17,719 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:19:17,720 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1683964621] [2023-11-06 22:19:17,720 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1683964621] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-06 22:19:17,721 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:19:17,721 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [10] total 17 [2023-11-06 22:19:17,722 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1785464264] [2023-11-06 22:19:17,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:19:17,724 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-06 22:19:17,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:19:17,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-06 22:19:17,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=190, Unknown=6, NotChecked=28, Total=272 [2023-11-06 22:19:17,733 INFO L87 Difference]: Start difference. First operand 99 states and 141 transitions. Second operand has 9 states, 9 states have (on average 5.333333333333333) internal successors, (48), 9 states have internal predecessors, (48), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-06 22:19:18,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:19:18,371 INFO L93 Difference]: Finished difference Result 217 states and 311 transitions. [2023-11-06 22:19:18,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-06 22:19:18,372 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.333333333333333) internal successors, (48), 9 states have internal predecessors, (48), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 105 [2023-11-06 22:19:18,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:19:18,373 INFO L225 Difference]: With dead ends: 217 [2023-11-06 22:19:18,374 INFO L226 Difference]: Without dead ends: 121 [2023-11-06 22:19:18,375 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 193 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=100, Invalid=360, Unknown=6, NotChecked=40, Total=506 [2023-11-06 22:19:18,376 INFO L413 NwaCegarLoop]: 103 mSDtfsCounter, 288 mSDsluCounter, 306 mSDsCounter, 0 mSdLazyCounter, 298 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 288 SdHoareTripleChecker+Valid, 409 SdHoareTripleChecker+Invalid, 481 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 298 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 168 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-06 22:19:18,376 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [288 Valid, 409 Invalid, 481 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 298 Invalid, 0 Unknown, 168 Unchecked, 0.4s Time] [2023-11-06 22:19:18,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2023-11-06 22:19:18,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 97. [2023-11-06 22:19:18,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 83 states have (on average 1.3734939759036144) internal successors, (114), 83 states have internal predecessors, (114), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-06 22:19:18,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 138 transitions. [2023-11-06 22:19:18,390 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 138 transitions. Word has length 105 [2023-11-06 22:19:18,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:19:18,390 INFO L495 AbstractCegarLoop]: Abstraction has 97 states and 138 transitions. [2023-11-06 22:19:18,391 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.333333333333333) internal successors, (48), 9 states have internal predecessors, (48), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-06 22:19:18,391 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 138 transitions. [2023-11-06 22:19:18,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-11-06 22:19:18,393 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:19:18,393 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:19:18,410 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-06 22:19:18,599 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:19:18,599 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:19:18,600 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:19:18,600 INFO L85 PathProgramCache]: Analyzing trace with hash -1835775311, now seen corresponding path program 1 times [2023-11-06 22:19:18,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:19:18,600 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [656082044] [2023-11-06 22:19:18,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:19:18,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:19:18,646 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:19:18,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2022121886] [2023-11-06 22:19:18,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:19:18,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:19:18,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:19:18,648 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:19:18,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-06 22:19:18,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:18,850 INFO L262 TraceCheckSpWp]: Trace formula consists of 391 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 22:19:18,873 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:19:18,889 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-11-06 22:19:18,890 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:19:18,890 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:19:18,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [656082044] [2023-11-06 22:19:18,890 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:19:18,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2022121886] [2023-11-06 22:19:18,891 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2022121886] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:19:18,891 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:19:18,891 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:19:18,892 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279221925] [2023-11-06 22:19:18,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:19:18,892 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:19:18,893 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:19:18,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:19:18,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:19:18,894 INFO L87 Difference]: Start difference. First operand 97 states and 138 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-06 22:19:18,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:19:18,918 INFO L93 Difference]: Finished difference Result 207 states and 296 transitions. [2023-11-06 22:19:18,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:19:18,919 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 106 [2023-11-06 22:19:18,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:19:18,921 INFO L225 Difference]: With dead ends: 207 [2023-11-06 22:19:18,921 INFO L226 Difference]: Without dead ends: 113 [2023-11-06 22:19:18,922 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:19:18,923 INFO L413 NwaCegarLoop]: 157 mSDtfsCounter, 26 mSDsluCounter, 124 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 281 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:19:18,924 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 281 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:19:18,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2023-11-06 22:19:18,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 98. [2023-11-06 22:19:18,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 84 states have (on average 1.369047619047619) internal successors, (115), 84 states have internal predecessors, (115), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-06 22:19:18,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 139 transitions. [2023-11-06 22:19:18,936 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 139 transitions. Word has length 106 [2023-11-06 22:19:18,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:19:18,937 INFO L495 AbstractCegarLoop]: Abstraction has 98 states and 139 transitions. [2023-11-06 22:19:18,938 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-06 22:19:18,938 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 139 transitions. [2023-11-06 22:19:18,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-11-06 22:19:18,940 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:19:18,940 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:19:18,953 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-06 22:19:19,147 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:19:19,147 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:19:19,147 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:19:19,148 INFO L85 PathProgramCache]: Analyzing trace with hash -1155716941, now seen corresponding path program 1 times [2023-11-06 22:19:19,148 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:19:19,148 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1603655885] [2023-11-06 22:19:19,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:19:19,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:19:19,184 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:19:19,184 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [591135456] [2023-11-06 22:19:19,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:19:19,184 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:19:19,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:19:19,186 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:19:19,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-06 22:19:19,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:19:19,633 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:19:19,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:19:19,984 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:19:19,984 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 22:19:19,986 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 22:19:20,001 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-06 22:19:20,196 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:19:20,199 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2023-11-06 22:19:20,203 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 22:19:20,344 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:19:20 BoogieIcfgContainer [2023-11-06 22:19:20,344 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:19:20,345 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:19:20,345 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:19:20,345 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:19:20,346 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:19:12" (3/4) ... [2023-11-06 22:19:20,349 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 22:19:20,350 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:19:20,351 INFO L158 Benchmark]: Toolchain (without parser) took 9712.78ms. Allocated memory was 117.4MB in the beginning and 186.6MB in the end (delta: 69.2MB). Free memory was 71.5MB in the beginning and 99.2MB in the end (delta: -27.7MB). Peak memory consumption was 44.5MB. Max. memory is 16.1GB. [2023-11-06 22:19:20,351 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory is still 91.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:19:20,355 INFO L158 Benchmark]: CACSL2BoogieTranslator took 413.44ms. Allocated memory is still 117.4MB. Free memory was 71.2MB in the beginning and 57.2MB in the end (delta: 14.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-06 22:19:20,358 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.80ms. Allocated memory is still 117.4MB. Free memory was 57.0MB in the beginning and 53.2MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 22:19:20,358 INFO L158 Benchmark]: Boogie Preprocessor took 64.98ms. Allocated memory is still 117.4MB. Free memory was 52.9MB in the beginning and 49.8MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 22:19:20,359 INFO L158 Benchmark]: RCFGBuilder took 1033.16ms. Allocated memory was 117.4MB in the beginning and 155.2MB in the end (delta: 37.7MB). Free memory was 49.8MB in the beginning and 109.4MB in the end (delta: -59.6MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. [2023-11-06 22:19:20,359 INFO L158 Benchmark]: TraceAbstraction took 8092.30ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 108.1MB in the beginning and 99.2MB in the end (delta: 8.9MB). Peak memory consumption was 40.1MB. Max. memory is 16.1GB. [2023-11-06 22:19:20,360 INFO L158 Benchmark]: Witness Printer took 5.38ms. Allocated memory is still 186.6MB. Free memory is still 99.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:19:20,367 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 117.4MB. Free memory is still 91.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 413.44ms. Allocated memory is still 117.4MB. Free memory was 71.2MB in the beginning and 57.2MB in the end (delta: 14.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.80ms. Allocated memory is still 117.4MB. Free memory was 57.0MB in the beginning and 53.2MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.98ms. Allocated memory is still 117.4MB. Free memory was 52.9MB in the beginning and 49.8MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1033.16ms. Allocated memory was 117.4MB in the beginning and 155.2MB in the end (delta: 37.7MB). Free memory was 49.8MB in the beginning and 109.4MB in the end (delta: -59.6MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. * TraceAbstraction took 8092.30ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 108.1MB in the beginning and 99.2MB in the end (delta: 8.9MB). Peak memory consumption was 40.1MB. Max. memory is 16.1GB. * Witness Printer took 5.38ms. Allocated memory is still 186.6MB. Free memory is still 99.2MB. 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 101, overapproximation of someBinaryFLOATComparisonOperation at line 87. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2] = { 0, 1 }; [L25-L27] double double_Array_0[2] = { 0.2, 127.5 }; [L28-L30] float float_Array_0[2] = { 100000000000.4, 8.2 }; [L31-L33] unsigned char unsigned_char_Array_0[2] = { 4, 1 }; [L34-L36] unsigned long int unsigned_long_int_Array_0[1] = { 5 }; [L37-L39] unsigned short int unsigned_short_int_Array_0[1] = { 32 }; [L40] double last_1_double_Array_0_0_ = 0.2; [L41] unsigned long int last_1_unsigned_long_int_Array_0_0_ = 5; VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=0, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L105] isInitial = 1 [L106] FCALL initially() [L107] COND TRUE 1 [L108] CALL updateLastVariables() [L97] EXPR double_Array_0[0] [L97] last_1_double_Array_0_0_ = double_Array_0[0] [L98] EXPR unsigned_long_int_Array_0[0] [L98] last_1_unsigned_long_int_Array_0_0_ = unsigned_long_int_Array_0[0] [L108] RET updateLastVariables() [L109] CALL updateVariables() [L76] BOOL_unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L77] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0[0]=-256, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L77] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L77] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0[0]=-256, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L78] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0[0]=-256, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L78] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L78] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0[0]=-256, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L79] BOOL_unsigned_char_Array_0[1] = __VERIFIER_nondet_uchar() [L80] EXPR BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0[1]=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L80] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L80] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0[1]=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L81] EXPR BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0[1]=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L81] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L81] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0[1]=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L82] double_Array_0[1] = __VERIFIER_nondet_double() [L83] EXPR double_Array_0[1] [L83] EXPR double_Array_0[1] >= -922337.2036854765600e+13F && double_Array_0[1] <= -1.0e-20F [L83] EXPR double_Array_0[1] [L83] EXPR double_Array_0[1] >= -922337.2036854765600e+13F && double_Array_0[1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, double_Array_0[1]=9, double_Array_0[1]=9, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L83] EXPR (double_Array_0[1] >= -922337.2036854765600e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 9223372.036854765600e+12F && double_Array_0[1] >= 1.0e-20F ) VAL [(double_Array_0[1] >= -922337.2036854765600e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 9223372.036854765600e+12F && double_Array_0[1] >= 1.0e-20F )=1, BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, double_Array_0[1] >= -922337.2036854765600e+13F && double_Array_0[1] <= -1.0e-20F=1, double_Array_0[1]=9, double_Array_0[1]=9, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L83] CALL assume_abort_if_not((double_Array_0[1] >= -922337.2036854765600e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 9223372.036854765600e+12F && double_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L83] RET assume_abort_if_not((double_Array_0[1] >= -922337.2036854765600e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 9223372.036854765600e+12F && double_Array_0[1] >= 1.0e-20F )) VAL [(double_Array_0[1] >= -922337.2036854765600e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 9223372.036854765600e+12F && double_Array_0[1] >= 1.0e-20F )=1, BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, double_Array_0[1] >= -922337.2036854765600e+13F && double_Array_0[1] <= -1.0e-20F=1, double_Array_0[1]=9, double_Array_0[1]=9, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L84] float_Array_0[0] = __VERIFIER_nondet_float() [L85] EXPR float_Array_0[0] [L85] EXPR float_Array_0[0] >= 0.0F && float_Array_0[0] <= -1.0e-20F [L85] EXPR float_Array_0[0] [L85] EXPR float_Array_0[0] >= 0.0F && float_Array_0[0] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, float_Array_0[0]=4, float_Array_0[0]=4, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L85] EXPR (float_Array_0[0] >= 0.0F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F ) VAL [(float_Array_0[0] >= 0.0F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F )=1, BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, float_Array_0[0] >= 0.0F && float_Array_0[0] <= -1.0e-20F=1, float_Array_0[0]=4, float_Array_0[0]=4, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L85] CALL assume_abort_if_not((float_Array_0[0] >= 0.0F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L85] RET assume_abort_if_not((float_Array_0[0] >= 0.0F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F )) VAL [(float_Array_0[0] >= 0.0F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F )=1, BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, float_Array_0[0] >= 0.0F && float_Array_0[0] <= -1.0e-20F=1, float_Array_0[0]=4, float_Array_0[0]=4, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L86] float_Array_0[1] = __VERIFIER_nondet_float() [L87] EXPR float_Array_0[1] [L87] EXPR float_Array_0[1] >= 0.0F && float_Array_0[1] <= -1.0e-20F [L87] EXPR float_Array_0[1] [L87] EXPR float_Array_0[1] >= 0.0F && float_Array_0[1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, float_Array_0[1]=5, float_Array_0[1]=5, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L87] EXPR (float_Array_0[1] >= 0.0F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854776000e+12F && float_Array_0[1] >= 1.0e-20F ) VAL [(float_Array_0[1] >= 0.0F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854776000e+12F && float_Array_0[1] >= 1.0e-20F )=1, BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, float_Array_0[1] >= 0.0F && float_Array_0[1] <= -1.0e-20F=1, float_Array_0[1]=5, float_Array_0[1]=5, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L87] CALL assume_abort_if_not((float_Array_0[1] >= 0.0F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854776000e+12F && float_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L87] RET assume_abort_if_not((float_Array_0[1] >= 0.0F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854776000e+12F && float_Array_0[1] >= 1.0e-20F )) VAL [(float_Array_0[1] >= 0.0F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854776000e+12F && float_Array_0[1] >= 1.0e-20F )=1, BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, float_Array_0[1] >= 0.0F && float_Array_0[1] <= -1.0e-20F=1, float_Array_0[1]=5, float_Array_0[1]=5, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L88] unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L89] EXPR unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0[0]=-258, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L89] CALL assume_abort_if_not(unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L89] RET assume_abort_if_not(unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0[0]=-258, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L90] EXPR unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0[0]=-258, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L90] CALL assume_abort_if_not(unsigned_char_Array_0[0] <= 254) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L90] RET assume_abort_if_not(unsigned_char_Array_0[0] <= 254) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0[0]=-258, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L91] unsigned_short_int_Array_0[0] = __VERIFIER_nondet_ushort() [L92] EXPR unsigned_short_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0[0]=-257] [L92] CALL assume_abort_if_not(unsigned_short_int_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L92] RET assume_abort_if_not(unsigned_short_int_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0[0]=-257] [L93] EXPR unsigned_short_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0[0]=-257] [L93] CALL assume_abort_if_not(unsigned_short_int_Array_0[0] <= 65535) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L93] RET assume_abort_if_not(unsigned_short_int_Array_0[0] <= 65535) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0[0]=-257] [L94] EXPR unsigned_short_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0[0]=-257] [L94] CALL assume_abort_if_not(unsigned_short_int_Array_0[0] != 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L94] RET assume_abort_if_not(unsigned_short_int_Array_0[0] != 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0[0]=-257] [L109] RET updateVariables() [L110] CALL step() [L45] EXPR float_Array_0[1] [L45] EXPR float_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, float_Array_0[0]=4, float_Array_0[1]=5, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L45] COND FALSE !(! (last_1_double_Array_0_0_ <= (float_Array_0[1] - float_Array_0[0]))) [L52] EXPR unsigned_char_Array_0[0] [L52] unsigned_char_Array_0[1] = unsigned_char_Array_0[0] [L54] EXPR BOOL_unsigned_char_Array_0[0] [L54] BOOL_unsigned_char_Array_0[0] || ((unsigned_char_Array_0[0] / unsigned_short_int_Array_0[0]) >= unsigned_char_Array_0[1]) [L54] EXPR unsigned_char_Array_0[0] [L54] EXPR unsigned_short_int_Array_0[0] [L54] EXPR unsigned_char_Array_0[1] [L54] BOOL_unsigned_char_Array_0[0] || ((unsigned_char_Array_0[0] / unsigned_short_int_Array_0[0]) >= unsigned_char_Array_0[1]) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0[0] || ((unsigned_char_Array_0[0] / unsigned_short_int_Array_0[0]) >= unsigned_char_Array_0[1])=0, BOOL_unsigned_char_Array_0[0]=-256, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0[0]=-258, unsigned_char_Array_0[1]=-258, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0[0]=-257] [L54] COND FALSE !(BOOL_unsigned_char_Array_0[0] || ((unsigned_char_Array_0[0] / unsigned_short_int_Array_0[0]) >= unsigned_char_Array_0[1])) [L61] EXPR double_Array_0[1] [L61] double_Array_0[0] = double_Array_0[1] [L63] BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0[0]=-256, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L63] COND FALSE !(BOOL_unsigned_char_Array_0[0]) [L72] EXPR unsigned_char_Array_0[0] [L72] unsigned_long_int_Array_0[0] = unsigned_char_Array_0[0] [L110] RET step() [L111] CALL, EXPR property() [L101] EXPR float_Array_0[1] [L101] EXPR float_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, float_Array_0[0]=4, float_Array_0[1]=5, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L101] EXPR (! (last_1_double_Array_0_0_ <= (float_Array_0[1] - float_Array_0[0]))) ? ((-1 < last_1_unsigned_long_int_Array_0_0_) ? (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])) [L101] EXPR unsigned_char_Array_0[1] [L101] EXPR unsigned_char_Array_0[0] [L101] EXPR (! (last_1_double_Array_0_0_ <= (float_Array_0[1] - float_Array_0[0]))) ? ((-1 < last_1_unsigned_long_int_Array_0_0_) ? (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])) VAL [(! (last_1_double_Array_0_0_ <= (float_Array_0[1] - float_Array_0[0]))) ? ((-1 < last_1_unsigned_long_int_Array_0_0_) ? (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))=1, BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, float_Array_0[0]=4, float_Array_0[1]=5, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0[0]=-258, unsigned_char_Array_0[1]=-258, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L101] EXPR ((! (last_1_double_Array_0_0_ <= (float_Array_0[1] - float_Array_0[0]))) ? ((-1 < last_1_unsigned_long_int_Array_0_0_) ? (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))) && ((BOOL_unsigned_char_Array_0[0] || ((unsigned_char_Array_0[0] / unsigned_short_int_Array_0[0]) >= unsigned_char_Array_0[1])) ? ((BOOL_unsigned_char_Array_0[0] && BOOL_unsigned_char_Array_0[1]) ? (double_Array_0[0] == ((double) double_Array_0[1])) : (double_Array_0[0] == ((double) double_Array_0[1]))) : (double_Array_0[0] == ((double) double_Array_0[1]))) [L101] EXPR BOOL_unsigned_char_Array_0[0] [L101] EXPR BOOL_unsigned_char_Array_0[0] || ((unsigned_char_Array_0[0] / unsigned_short_int_Array_0[0]) >= unsigned_char_Array_0[1]) [L101] EXPR unsigned_char_Array_0[0] [L101] EXPR unsigned_short_int_Array_0[0] [L101] EXPR unsigned_char_Array_0[1] [L101] EXPR BOOL_unsigned_char_Array_0[0] || ((unsigned_char_Array_0[0] / unsigned_short_int_Array_0[0]) >= unsigned_char_Array_0[1]) VAL [(! (last_1_double_Array_0_0_ <= (float_Array_0[1] - float_Array_0[0]))) ? ((-1 < last_1_unsigned_long_int_Array_0_0_) ? (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))=1, ((! (last_1_double_Array_0_0_ <= (float_Array_0[1] - float_Array_0[0]))) ? ((-1 < last_1_unsigned_long_int_Array_0_0_) ? (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))) && ((BOOL_unsigned_char_Array_0[0] || ((unsigned_char_Array_0[0] / unsigned_short_int_Array_0[0]) >= unsigned_char_Array_0[1])) ? ((BOOL_unsigned_char_Array_0[0] && BOOL_unsigned_char_Array_0[1]) ? (double_Array_0[0] == ((double) double_Array_0[1])) : (double_Array_0[0] == ((double) double_Array_0[1]))) : (double_Array_0[0] == ((double) double_Array_0[1])))=1, BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0[0] || ((unsigned_char_Array_0[0] / unsigned_short_int_Array_0[0]) >= unsigned_char_Array_0[1])=0, BOOL_unsigned_char_Array_0[0]=-256, double_Array_0={5:0}, float_Array_0={6:0}, float_Array_0[0]=4, float_Array_0[1]=5, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0[0]=-258, unsigned_char_Array_0[0]=-258, unsigned_char_Array_0[1]=-258, unsigned_char_Array_0[1]=-258, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0[0]=-257] [L101] EXPR (BOOL_unsigned_char_Array_0[0] || ((unsigned_char_Array_0[0] / unsigned_short_int_Array_0[0]) >= unsigned_char_Array_0[1])) ? ((BOOL_unsigned_char_Array_0[0] && BOOL_unsigned_char_Array_0[1]) ? (double_Array_0[0] == ((double) double_Array_0[1])) : (double_Array_0[0] == ((double) double_Array_0[1]))) : (double_Array_0[0] == ((double) double_Array_0[1])) [L101] EXPR double_Array_0[0] [L101] EXPR double_Array_0[1] [L101] EXPR (BOOL_unsigned_char_Array_0[0] || ((unsigned_char_Array_0[0] / unsigned_short_int_Array_0[0]) >= unsigned_char_Array_0[1])) ? ((BOOL_unsigned_char_Array_0[0] && BOOL_unsigned_char_Array_0[1]) ? (double_Array_0[0] == ((double) double_Array_0[1])) : (double_Array_0[0] == ((double) double_Array_0[1]))) : (double_Array_0[0] == ((double) double_Array_0[1])) VAL [(! (last_1_double_Array_0_0_ <= (float_Array_0[1] - float_Array_0[0]))) ? ((-1 < last_1_unsigned_long_int_Array_0_0_) ? (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))=1, ((! (last_1_double_Array_0_0_ <= (float_Array_0[1] - float_Array_0[0]))) ? ((-1 < last_1_unsigned_long_int_Array_0_0_) ? (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))) && ((BOOL_unsigned_char_Array_0[0] || ((unsigned_char_Array_0[0] / unsigned_short_int_Array_0[0]) >= unsigned_char_Array_0[1])) ? ((BOOL_unsigned_char_Array_0[0] && BOOL_unsigned_char_Array_0[1]) ? (double_Array_0[0] == ((double) double_Array_0[1])) : (double_Array_0[0] == ((double) double_Array_0[1]))) : (double_Array_0[0] == ((double) double_Array_0[1])))=1, (BOOL_unsigned_char_Array_0[0] || ((unsigned_char_Array_0[0] / unsigned_short_int_Array_0[0]) >= unsigned_char_Array_0[1])) ? ((BOOL_unsigned_char_Array_0[0] && BOOL_unsigned_char_Array_0[1]) ? (double_Array_0[0] == ((double) double_Array_0[1])) : (double_Array_0[0] == ((double) double_Array_0[1]))) : (double_Array_0[0] == ((double) double_Array_0[1]))=0, BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0[0] || ((unsigned_char_Array_0[0] / unsigned_short_int_Array_0[0]) >= unsigned_char_Array_0[1])=0, BOOL_unsigned_char_Array_0[0]=-256, double_Array_0={5:0}, double_Array_0[0]=9, double_Array_0[1]=9, float_Array_0={6:0}, float_Array_0[0]=4, float_Array_0[1]=5, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0[0]=-258, unsigned_char_Array_0[0]=-258, unsigned_char_Array_0[1]=-258, unsigned_char_Array_0[1]=-258, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0[0]=-257] [L101] EXPR ((! (last_1_double_Array_0_0_ <= (float_Array_0[1] - float_Array_0[0]))) ? ((-1 < last_1_unsigned_long_int_Array_0_0_) ? (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))) && ((BOOL_unsigned_char_Array_0[0] || ((unsigned_char_Array_0[0] / unsigned_short_int_Array_0[0]) >= unsigned_char_Array_0[1])) ? ((BOOL_unsigned_char_Array_0[0] && BOOL_unsigned_char_Array_0[1]) ? (double_Array_0[0] == ((double) double_Array_0[1])) : (double_Array_0[0] == ((double) double_Array_0[1]))) : (double_Array_0[0] == ((double) double_Array_0[1]))) VAL [(! (last_1_double_Array_0_0_ <= (float_Array_0[1] - float_Array_0[0]))) ? ((-1 < last_1_unsigned_long_int_Array_0_0_) ? (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))=1, ((! (last_1_double_Array_0_0_ <= (float_Array_0[1] - float_Array_0[0]))) ? ((-1 < last_1_unsigned_long_int_Array_0_0_) ? (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))) && ((BOOL_unsigned_char_Array_0[0] || ((unsigned_char_Array_0[0] / unsigned_short_int_Array_0[0]) >= unsigned_char_Array_0[1])) ? ((BOOL_unsigned_char_Array_0[0] && BOOL_unsigned_char_Array_0[1]) ? (double_Array_0[0] == ((double) double_Array_0[1])) : (double_Array_0[0] == ((double) double_Array_0[1]))) : (double_Array_0[0] == ((double) double_Array_0[1])))=0, (BOOL_unsigned_char_Array_0[0] || ((unsigned_char_Array_0[0] / unsigned_short_int_Array_0[0]) >= unsigned_char_Array_0[1])) ? ((BOOL_unsigned_char_Array_0[0] && BOOL_unsigned_char_Array_0[1]) ? (double_Array_0[0] == ((double) double_Array_0[1])) : (double_Array_0[0] == ((double) double_Array_0[1]))) : (double_Array_0[0] == ((double) double_Array_0[1]))=0, BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0[0] || ((unsigned_char_Array_0[0] / unsigned_short_int_Array_0[0]) >= unsigned_char_Array_0[1])=0, BOOL_unsigned_char_Array_0[0]=-256, double_Array_0={5:0}, double_Array_0[0]=9, double_Array_0[1]=9, float_Array_0={6:0}, float_Array_0[0]=4, float_Array_0[1]=5, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0[0]=-258, unsigned_char_Array_0[0]=-258, unsigned_char_Array_0[1]=-258, unsigned_char_Array_0[1]=-258, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0[0]=-257] [L101] EXPR (((! (last_1_double_Array_0_0_ <= (float_Array_0[1] - float_Array_0[0]))) ? ((-1 < last_1_unsigned_long_int_Array_0_0_) ? (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))) && ((BOOL_unsigned_char_Array_0[0] || ((unsigned_char_Array_0[0] / unsigned_short_int_Array_0[0]) >= unsigned_char_Array_0[1])) ? ((BOOL_unsigned_char_Array_0[0] && BOOL_unsigned_char_Array_0[1]) ? (double_Array_0[0] == ((double) double_Array_0[1])) : (double_Array_0[0] == ((double) double_Array_0[1]))) : (double_Array_0[0] == ((double) double_Array_0[1])))) && (BOOL_unsigned_char_Array_0[0] ? ((BOOL_unsigned_char_Array_0[1] && (float_Array_0[0] <= double_Array_0[0])) ? ((((((float_Array_0[0]) > (double_Array_0[1])) ? (float_Array_0[0]) : (double_Array_0[1]))) > double_Array_0[0]) ? (unsigned_long_int_Array_0[0] == ((unsigned long int) ((((((3725801564u - unsigned_char_Array_0[0]) - unsigned_char_Array_0[1])) > (unsigned_short_int_Array_0[0])) ? (((3725801564u - unsigned_char_Array_0[0]) - unsigned_char_Array_0[1])) : (unsigned_short_int_Array_0[0]))))) : (unsigned_long_int_Array_0[0] == ((unsigned long int) unsigned_char_Array_0[0]))) : 1) : (unsigned_long_int_Array_0[0] == ((unsigned long int) unsigned_char_Array_0[0]))) VAL [(! (last_1_double_Array_0_0_ <= (float_Array_0[1] - float_Array_0[0]))) ? ((-1 < last_1_unsigned_long_int_Array_0_0_) ? (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))=1, ((! (last_1_double_Array_0_0_ <= (float_Array_0[1] - float_Array_0[0]))) ? ((-1 < last_1_unsigned_long_int_Array_0_0_) ? (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))) && ((BOOL_unsigned_char_Array_0[0] || ((unsigned_char_Array_0[0] / unsigned_short_int_Array_0[0]) >= unsigned_char_Array_0[1])) ? ((BOOL_unsigned_char_Array_0[0] && BOOL_unsigned_char_Array_0[1]) ? (double_Array_0[0] == ((double) double_Array_0[1])) : (double_Array_0[0] == ((double) double_Array_0[1]))) : (double_Array_0[0] == ((double) double_Array_0[1])))=0, (((! (last_1_double_Array_0_0_ <= (float_Array_0[1] - float_Array_0[0]))) ? ((-1 < last_1_unsigned_long_int_Array_0_0_) ? (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))) && ((BOOL_unsigned_char_Array_0[0] || ((unsigned_char_Array_0[0] / unsigned_short_int_Array_0[0]) >= unsigned_char_Array_0[1])) ? ((BOOL_unsigned_char_Array_0[0] && BOOL_unsigned_char_Array_0[1]) ? (double_Array_0[0] == ((double) double_Array_0[1])) : (double_Array_0[0] == ((double) double_Array_0[1]))) : (double_Array_0[0] == ((double) double_Array_0[1])))) && (BOOL_unsigned_char_Array_0[0] ? ((BOOL_unsigned_char_Array_0[1] && (float_Array_0[0] <= double_Array_0[0])) ? ((((((float_Array_0[0]) > (double_Array_0[1])) ? (float_Array_0[0]) : (double_Array_0[1]))) > double_Array_0[0]) ? (unsigned_long_int_Array_0[0] == ((unsigned long int) ((((((3725801564u - unsigned_char_Array_0[0]) - unsigned_char_Array_0[1])) > (unsigned_short_int_Array_0[0])) ? (((3725801564u - unsigned_char_Array_0[0]) - unsigned_char_Array_0[1])) : (unsigned_short_int_Array_0[0]))))) : (unsigned_long_int_Array_0[0] == ((unsigned long int) unsigned_char_Array_0[0]))) : 1) : (unsigned_long_int_Array_0[0] == ((unsigned long int) unsigned_char_Array_0[0])))=0, (BOOL_unsigned_char_Array_0[0] || ((unsigned_char_Array_0[0] / unsigned_short_int_Array_0[0]) >= unsigned_char_Array_0[1])) ? ((BOOL_unsigned_char_Array_0[0] && BOOL_unsigned_char_Array_0[1]) ? (double_Array_0[0] == ((double) double_Array_0[1])) : (double_Array_0[0] == ((double) double_Array_0[1]))) : (double_Array_0[0] == ((double) double_Array_0[1]))=0, BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0[0] || ((unsigned_char_Array_0[0] / unsigned_short_int_Array_0[0]) >= unsigned_char_Array_0[1])=0, BOOL_unsigned_char_Array_0[0]=-256, double_Array_0={5:0}, double_Array_0[0]=9, double_Array_0[1]=9, float_Array_0={6:0}, float_Array_0[0]=4, float_Array_0[1]=5, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0[0]=-258, unsigned_char_Array_0[0]=-258, unsigned_char_Array_0[1]=-258, unsigned_char_Array_0[1]=-258, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0[0]=-257] [L101-L102] return (((! (last_1_double_Array_0_0_ <= (float_Array_0[1] - float_Array_0[0]))) ? ((-1 < last_1_unsigned_long_int_Array_0_0_) ? (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))) && ((BOOL_unsigned_char_Array_0[0] || ((unsigned_char_Array_0[0] / unsigned_short_int_Array_0[0]) >= unsigned_char_Array_0[1])) ? ((BOOL_unsigned_char_Array_0[0] && BOOL_unsigned_char_Array_0[1]) ? (double_Array_0[0] == ((double) double_Array_0[1])) : (double_Array_0[0] == ((double) double_Array_0[1]))) : (double_Array_0[0] == ((double) double_Array_0[1])))) && (BOOL_unsigned_char_Array_0[0] ? ((BOOL_unsigned_char_Array_0[1] && (float_Array_0[0] <= double_Array_0[0])) ? ((((((float_Array_0[0]) > (double_Array_0[1])) ? (float_Array_0[0]) : (double_Array_0[1]))) > double_Array_0[0]) ? (unsigned_long_int_Array_0[0] == ((unsigned long int) ((((((3725801564u - unsigned_char_Array_0[0]) - unsigned_char_Array_0[1])) > (unsigned_short_int_Array_0[0])) ? (((3725801564u - unsigned_char_Array_0[0]) - unsigned_char_Array_0[1])) : (unsigned_short_int_Array_0[0]))))) : (unsigned_long_int_Array_0[0] == ((unsigned long int) unsigned_char_Array_0[0]))) : 1) : (unsigned_long_int_Array_0[0] == ((unsigned long int) unsigned_char_Array_0[0]))) ; [L111] RET, EXPR property() [L111] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=0, cond=0, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L19] reach_error() VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=0, cond=0, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 100 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.9s, OverallIterations: 6, TraceHistogramMax: 12, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 547 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 547 mSDsluCounter, 1403 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 507 IncrementalHoareTripleChecker+Unchecked, 767 mSDsCounter, 24 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 527 IncrementalHoareTripleChecker+Invalid, 1058 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 24 mSolverCounterUnsat, 636 mSDtfsCounter, 527 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 595 GetRequests, 553 SyntacticMatches, 2 SemanticMatches, 40 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 129 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=100occurred in iteration=0, InterpolantAutomatonStates: 24, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 61 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 3.4s InterpolantComputationTime, 626 NumberOfCodeBlocks, 626 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 721 ConstructedInterpolants, 10 QuantifiedInterpolants, 3582 SizeOfPredicates, 29 NumberOfNonLiveVariables, 1151 ConjunctsInSsa, 52 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 1782/1848 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 [2023-11-06 22:19:20,409 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 803046ced68b079bb7f08c78720a8843883361424ea99724f710829affe474a7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:19:23,409 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:19:23,559 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-06 22:19:23,568 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:19:23,569 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:19:23,610 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:19:23,611 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:19:23,611 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:19:23,613 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:19:23,618 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:19:23,619 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:19:23,620 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:19:23,620 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:19:23,623 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:19:23,623 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:19:23,624 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:19:23,624 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:19:23,625 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:19:23,625 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:19:23,627 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:19:23,627 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:19:23,628 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 22:19:23,628 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 22:19:23,629 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 22:19:23,629 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:19:23,630 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:19:23,630 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:19:23,631 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:19:23,631 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:19:23,632 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:19:23,633 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:19:23,634 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:19:23,634 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:19:23,635 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:19:23,635 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 22:19:23,635 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 22:19:23,635 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:19:23,636 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:19:23,636 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:19:23,637 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:19:23,638 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-06 22:19:23,638 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:19:23,638 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 803046ced68b079bb7f08c78720a8843883361424ea99724f710829affe474a7 [2023-11-06 22:19:24,073 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:19:24,100 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:19:24,104 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:19:24,105 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:19:24,106 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:19:24,108 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-7.i [2023-11-06 22:19:27,300 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:19:27,671 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:19:27,672 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-7.i [2023-11-06 22:19:27,683 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/data/25822519b/dce051d6b17f4aef98cc0f14a4d3e16b/FLAG13d28ffd7 [2023-11-06 22:19:27,700 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/data/25822519b/dce051d6b17f4aef98cc0f14a4d3e16b [2023-11-06 22:19:27,703 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:19:27,705 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:19:27,706 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:19:27,707 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:19:27,713 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:19:27,714 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:19:27" (1/1) ... [2023-11-06 22:19:27,715 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57cecf71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:27, skipping insertion in model container [2023-11-06 22:19:27,715 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:19:27" (1/1) ... [2023-11-06 22:19:27,746 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:19:27,932 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_c5882040-1fc2-4e31-a7d6-dac84032d442/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-7.i[915,928] [2023-11-06 22:19:27,994 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:19:28,012 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:19:28,027 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_c5882040-1fc2-4e31-a7d6-dac84032d442/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-7.i[915,928] [2023-11-06 22:19:28,083 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:19:28,113 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:19:28,114 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:28 WrapperNode [2023-11-06 22:19:28,114 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:19:28,116 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:19:28,116 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:19:28,116 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:19:28,125 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:28" (1/1) ... [2023-11-06 22:19:28,148 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:28" (1/1) ... [2023-11-06 22:19:28,197 INFO L138 Inliner]: procedures = 39, calls = 151, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 430 [2023-11-06 22:19:28,198 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:19:28,199 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:19:28,199 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:19:28,199 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:19:28,210 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:28" (1/1) ... [2023-11-06 22:19:28,211 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:28" (1/1) ... [2023-11-06 22:19:28,242 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:28" (1/1) ... [2023-11-06 22:19:28,242 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:28" (1/1) ... [2023-11-06 22:19:28,270 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:28" (1/1) ... [2023-11-06 22:19:28,306 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:28" (1/1) ... [2023-11-06 22:19:28,311 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:28" (1/1) ... [2023-11-06 22:19:28,314 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:28" (1/1) ... [2023-11-06 22:19:28,339 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:19:28,340 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:19:28,340 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:19:28,340 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:19:28,341 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:28" (1/1) ... [2023-11-06 22:19:28,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:19:28,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:19:28,409 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:19:28,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:19:28,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:19:28,467 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-11-06 22:19:28,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-11-06 22:19:28,468 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-06 22:19:28,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-06 22:19:28,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 22:19:28,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-06 22:19:28,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-11-06 22:19:28,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2023-11-06 22:19:28,472 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-06 22:19:28,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-11-06 22:19:28,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-11-06 22:19:28,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2023-11-06 22:19:28,473 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:19:28,473 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:19:28,474 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:19:28,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:19:28,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-06 22:19:28,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-11-06 22:19:28,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-06 22:19:28,649 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:19:28,651 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:19:32,006 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:19:32,016 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:19:32,029 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:19:32,038 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:19:32 BoogieIcfgContainer [2023-11-06 22:19:32,038 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:19:32,041 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:19:32,041 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:19:32,044 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:19:32,045 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:19:27" (1/3) ... [2023-11-06 22:19:32,046 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ee457e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:19:32, skipping insertion in model container [2023-11-06 22:19:32,051 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:28" (2/3) ... [2023-11-06 22:19:32,051 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ee457e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:19:32, skipping insertion in model container [2023-11-06 22:19:32,052 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:19:32" (3/3) ... [2023-11-06 22:19:32,053 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-7.i [2023-11-06 22:19:32,075 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:19:32,075 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:19:32,139 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:19:32,145 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=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2458c0f3, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:19:32,145 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:19:32,150 INFO L276 IsEmpty]: Start isEmpty. Operand has 100 states, 85 states have (on average 1.4705882352941178) internal successors, (125), 86 states have internal predecessors, (125), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-06 22:19:32,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-06 22:19:32,164 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:19:32,165 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:19:32,166 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:19:32,171 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:19:32,172 INFO L85 PathProgramCache]: Analyzing trace with hash -147929321, now seen corresponding path program 1 times [2023-11-06 22:19:32,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:19:32,188 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [928677838] [2023-11-06 22:19:32,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:19:32,189 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 [2023-11-06 22:19:32,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:19:32,195 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/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) [2023-11-06 22:19:32,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 22:19:32,537 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/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)] Exception during sending of exit command (exit): Broken pipe [2023-11-06 22:19:32,544 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/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 139 [2023-11-06 22:19:32,737 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 22:19:32,738 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/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) with exit command (exit)) Received EOF on stdin. No stderr output. at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:236) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:91) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:131) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:210) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:121) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:431) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:415) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:262) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/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) with exit command (exit)) Received EOF on stdin. No stderr output. at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:281) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAsserter.buildAnnotatedSsaAndAssertTerms(AnnotateAndAsserter.java:130) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.checkTrace(TraceCheck.java:317) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:215) ... 30 more Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1518) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:701) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:258) ... 37 more [2023-11-06 22:19:32,744 INFO L158 Benchmark]: Toolchain (without parser) took 5038.12ms. Allocated memory is still 100.7MB. Free memory was 76.4MB in the beginning and 50.3MB in the end (delta: 26.2MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. [2023-11-06 22:19:32,744 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 75.5MB. Free memory is still 52.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:19:32,745 INFO L158 Benchmark]: CACSL2BoogieTranslator took 408.38ms. Allocated memory is still 100.7MB. Free memory was 76.2MB in the beginning and 61.2MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-06 22:19:32,750 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.72ms. Allocated memory is still 100.7MB. Free memory was 61.0MB in the beginning and 57.5MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 22:19:32,751 INFO L158 Benchmark]: Boogie Preprocessor took 139.99ms. Allocated memory is still 100.7MB. Free memory was 57.5MB in the beginning and 78.0MB in the end (delta: -20.5MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. [2023-11-06 22:19:32,753 INFO L158 Benchmark]: RCFGBuilder took 3698.67ms. Allocated memory is still 100.7MB. Free memory was 78.0MB in the beginning and 71.7MB in the end (delta: 6.3MB). Peak memory consumption was 31.7MB. Max. memory is 16.1GB. [2023-11-06 22:19:32,757 INFO L158 Benchmark]: TraceAbstraction took 701.24ms. Allocated memory is still 100.7MB. Free memory was 71.3MB in the beginning and 50.3MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-06 22:19:32,763 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 75.5MB. Free memory is still 52.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 408.38ms. Allocated memory is still 100.7MB. Free memory was 76.2MB in the beginning and 61.2MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.72ms. Allocated memory is still 100.7MB. Free memory was 61.0MB in the beginning and 57.5MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 139.99ms. Allocated memory is still 100.7MB. Free memory was 57.5MB in the beginning and 78.0MB in the end (delta: -20.5MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. * RCFGBuilder took 3698.67ms. Allocated memory is still 100.7MB. Free memory was 78.0MB in the beginning and 71.7MB in the end (delta: 6.3MB). Peak memory consumption was 31.7MB. Max. memory is 16.1GB. * TraceAbstraction took 701.24ms. Allocated memory is still 100.7MB. Free memory was 71.3MB in the beginning and 50.3MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/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) with exit command (exit)) Received EOF on stdin. No stderr output. de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/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) with exit command (exit)) Received EOF on stdin. No stderr output.: de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:236) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-06 22:19:32,803 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5882040-1fc2-4e31-a7d6-dac84032d442/bin/uautomizer-verify-WvqO1wxjHP/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) with exit command (exit)) Received EOF on stdin. No stderr output.