./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-41.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-41.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cf57f6cdcf870de2612fde58ee5c1f342ba08bbc54728c19b9bea815b9a3fde0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:44:44,032 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:44:44,123 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 05:44:44,131 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:44:44,132 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:44:44,167 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:44:44,170 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:44:44,170 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:44:44,171 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:44:44,172 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:44:44,172 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:44:44,172 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:44:44,173 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:44:44,173 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 05:44:44,176 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:44:44,176 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:44:44,177 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 05:44:44,177 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 05:44:44,177 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:44:44,178 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 05:44:44,178 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 05:44:44,182 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 05:44:44,183 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:44:44,183 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:44:44,183 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 05:44:44,184 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 05:44:44,184 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 05:44:44,184 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:44:44,184 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:44:44,185 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:44:44,185 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:44:44,185 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:44:44,185 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 05:44:44,185 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:44:44,186 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:44:44,187 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:44:44,187 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:44:44,188 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:44:44,189 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:44:44,189 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:44:44,190 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:44:44,190 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:44:44,190 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 05:44:44,190 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 05:44:44,191 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:44:44,192 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:44:44,192 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 05:44:44,192 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cf57f6cdcf870de2612fde58ee5c1f342ba08bbc54728c19b9bea815b9a3fde0 [2024-11-09 05:44:44,512 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:44:44,540 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:44:44,543 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:44:44,544 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:44:44,545 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:44:44,546 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-41.i Unable to find full path for "g++" [2024-11-09 05:44:46,633 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:44:46,915 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:44:46,919 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-41.i [2024-11-09 05:44:46,929 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/data/e2bc59c01/f2a3838c835549889a25bb5851cd71b8/FLAGfa43e8508 [2024-11-09 05:44:47,215 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/data/e2bc59c01/f2a3838c835549889a25bb5851cd71b8 [2024-11-09 05:44:47,217 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:44:47,218 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:44:47,220 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:44:47,220 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:44:47,226 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:44:47,226 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:44:47" (1/1) ... [2024-11-09 05:44:47,228 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36bc2a19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:44:47, skipping insertion in model container [2024-11-09 05:44:47,228 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:44:47" (1/1) ... [2024-11-09 05:44:47,256 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:44:47,463 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-41.i[916,929] [2024-11-09 05:44:47,527 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:44:47,540 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:44:47,552 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-41.i[916,929] [2024-11-09 05:44:47,592 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:44:47,623 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:44:47,623 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:44:47 WrapperNode [2024-11-09 05:44:47,623 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:44:47,625 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:44:47,625 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:44:47,625 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:44:47,634 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:44:47" (1/1) ... [2024-11-09 05:44:47,647 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:44:47" (1/1) ... [2024-11-09 05:44:47,707 INFO L138 Inliner]: procedures = 29, calls = 148, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 429 [2024-11-09 05:44:47,708 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:44:47,708 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:44:47,709 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:44:47,709 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:44:47,720 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:44:47" (1/1) ... [2024-11-09 05:44:47,720 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:44:47" (1/1) ... [2024-11-09 05:44:47,725 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:44:47" (1/1) ... [2024-11-09 05:44:47,726 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:44:47" (1/1) ... [2024-11-09 05:44:47,738 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:44:47" (1/1) ... [2024-11-09 05:44:47,743 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:44:47" (1/1) ... [2024-11-09 05:44:47,747 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:44:47" (1/1) ... [2024-11-09 05:44:47,753 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:44:47" (1/1) ... [2024-11-09 05:44:47,761 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:44:47,766 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:44:47,767 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:44:47,767 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:44:47,768 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:44:47" (1/1) ... [2024-11-09 05:44:47,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:44:47,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:44:47,815 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:44:47,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:44:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:44:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-09 05:44:47,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 05:44:47,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-09 05:44:47,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 05:44:47,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-11-09 05:44:47,856 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 05:44:47,856 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 05:44:47,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 05:44:47,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:44:47,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:44:47,991 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:44:47,992 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:44:48,593 INFO L? ?]: Removed 83 outVars from TransFormulas that were not future-live. [2024-11-09 05:44:48,593 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:44:49,165 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:44:49,165 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 05:44:49,166 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:44:49 BoogieIcfgContainer [2024-11-09 05:44:49,166 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:44:49,172 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:44:49,172 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:44:49,176 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:44:49,177 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:44:47" (1/3) ... [2024-11-09 05:44:49,179 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66654e68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:44:49, skipping insertion in model container [2024-11-09 05:44:49,179 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:44:47" (2/3) ... [2024-11-09 05:44:49,180 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66654e68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:44:49, skipping insertion in model container [2024-11-09 05:44:49,180 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:44:49" (3/3) ... [2024-11-09 05:44:49,183 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-41.i [2024-11-09 05:44:49,205 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:44:49,206 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 05:44:49,298 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:44:49,305 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@186c2f92, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:44:49,306 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 05:44:49,311 INFO L276 IsEmpty]: Start isEmpty. Operand has 37 states, 20 states have (on average 1.15) internal successors, (23), 21 states have internal predecessors, (23), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-09 05:44:49,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-11-09 05:44:49,323 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:44:49,324 INFO L215 NwaCegarLoop]: trace histogram [14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:44:49,325 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:44:49,332 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:44:49,333 INFO L85 PathProgramCache]: Analyzing trace with hash -477976366, now seen corresponding path program 1 times [2024-11-09 05:44:49,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:44:49,343 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1744780721] [2024-11-09 05:44:49,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:44:49,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:44:51,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 05:44:51,935 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 05:44:53,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 05:44:53,769 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 05:44:53,771 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 05:44:53,773 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 05:44:53,775 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 05:44:53,780 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-09 05:44:53,956 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 05:44:53,960 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 05:44:53 BoogieIcfgContainer [2024-11-09 05:44:53,961 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 05:44:53,961 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 05:44:53,961 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 05:44:53,962 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 05:44:53,965 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:44:49" (3/4) ... [2024-11-09 05:44:53,968 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 05:44:53,970 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 05:44:53,971 INFO L158 Benchmark]: Toolchain (without parser) took 6752.59ms. Allocated memory was 157.3MB in the beginning and 323.0MB in the end (delta: 165.7MB). Free memory was 122.0MB in the beginning and 114.9MB in the end (delta: 7.1MB). Peak memory consumption was 174.9MB. Max. memory is 16.1GB. [2024-11-09 05:44:53,972 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 157.3MB. Free memory was 125.2MB in the beginning and 125.1MB in the end (delta: 161.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:44:53,973 INFO L158 Benchmark]: CACSL2BoogieTranslator took 404.47ms. Allocated memory is still 157.3MB. Free memory was 121.4MB in the beginning and 106.1MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 05:44:53,973 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.06ms. Allocated memory is still 157.3MB. Free memory was 106.1MB in the beginning and 102.6MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 05:44:53,974 INFO L158 Benchmark]: Boogie Preprocessor took 53.23ms. Allocated memory is still 157.3MB. Free memory was 102.6MB in the beginning and 100.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 05:44:53,976 INFO L158 Benchmark]: RCFGBuilder took 1400.75ms. Allocated memory was 157.3MB in the beginning and 207.6MB in the end (delta: 50.3MB). Free memory was 100.5MB in the beginning and 146.4MB in the end (delta: -46.0MB). Peak memory consumption was 64.6MB. Max. memory is 16.1GB. [2024-11-09 05:44:53,978 INFO L158 Benchmark]: TraceAbstraction took 4788.95ms. Allocated memory was 207.6MB in the beginning and 323.0MB in the end (delta: 115.3MB). Free memory was 145.5MB in the beginning and 114.9MB in the end (delta: 30.6MB). Peak memory consumption was 155.9MB. Max. memory is 16.1GB. [2024-11-09 05:44:53,979 INFO L158 Benchmark]: Witness Printer took 8.53ms. Allocated memory is still 323.0MB. Free memory is still 114.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:44:53,984 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 157.3MB. Free memory was 125.2MB in the beginning and 125.1MB in the end (delta: 161.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 404.47ms. Allocated memory is still 157.3MB. Free memory was 121.4MB in the beginning and 106.1MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.06ms. Allocated memory is still 157.3MB. Free memory was 106.1MB in the beginning and 102.6MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.23ms. Allocated memory is still 157.3MB. Free memory was 102.6MB in the beginning and 100.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1400.75ms. Allocated memory was 157.3MB in the beginning and 207.6MB in the end (delta: 50.3MB). Free memory was 100.5MB in the beginning and 146.4MB in the end (delta: -46.0MB). Peak memory consumption was 64.6MB. Max. memory is 16.1GB. * TraceAbstraction took 4788.95ms. Allocated memory was 207.6MB in the beginning and 323.0MB in the end (delta: 115.3MB). Free memory was 145.5MB in the beginning and 114.9MB in the end (delta: 30.6MB). Peak memory consumption was 155.9MB. Max. memory is 16.1GB. * Witness Printer took 8.53ms. Allocated memory is still 323.0MB. Free memory is still 114.9MB. 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 54, overapproximation of someBinaryArithmeticDOUBLEoperation at line 53. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = -16; [L23] signed char* var_1_1_Pointer = &(var_1_1); [L24] unsigned char var_1_5 = 0; [L25] unsigned char* var_1_5_Pointer = &(var_1_5); [L26] signed char var_1_6 = -8; [L27] signed char* var_1_6_Pointer = &(var_1_6); [L28] signed char var_1_7 = 5; [L29] signed char* var_1_7_Pointer = &(var_1_7); [L30] unsigned short int var_1_8 = 2; [L31] unsigned short int* var_1_8_Pointer = &(var_1_8); [L32] unsigned char var_1_11 = 0; [L33] unsigned char* var_1_11_Pointer = &(var_1_11); [L34] double var_1_12 = 8.5; [L35] double* var_1_12_Pointer = &(var_1_12); [L36] double var_1_13 = 999999999999.6; [L37] double* var_1_13_Pointer = &(var_1_13); [L38] signed long int var_1_14 = 10; [L39] signed long int* var_1_14_Pointer = &(var_1_14); [L40] signed char var_1_15 = -1; [L41] signed char* var_1_15_Pointer = &(var_1_15); [L42] unsigned char var_1_16 = 16; [L43] unsigned char* var_1_16_Pointer = &(var_1_16); [L44] unsigned char var_1_17 = 64; [L45] unsigned char* var_1_17_Pointer = &(var_1_17); [L46] signed char last_1_var_1_1 = -16; [L111] isInitial = 1 [L112] FCALL initially() [L113] COND TRUE 1 [L114] CALL updateLastVariables() [L104] EXPR \read(var_1_1) [L104] last_1_var_1_1 = var_1_1 [L114] RET updateLastVariables() [L115] CALL updateVariables() [L81] var_1_5 = __VERIFIER_nondet_uchar() [L82] EXPR \read(var_1_5) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L82] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L83] EXPR \read(var_1_5) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L83] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L84] var_1_6 = __VERIFIER_nondet_char() [L85] EXPR \read(var_1_6) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L85] CALL assume_abort_if_not(var_1_6 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(var_1_6 >= -31) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L86] EXPR \read(var_1_6) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L86] CALL assume_abort_if_not(var_1_6 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(var_1_6 <= 31) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L87] var_1_7 = __VERIFIER_nondet_char() [L88] EXPR \read(var_1_7) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L88] CALL assume_abort_if_not(var_1_7 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(var_1_7 >= -63) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L89] EXPR \read(var_1_7) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L89] CALL assume_abort_if_not(var_1_7 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(var_1_7 <= 63) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L90] var_1_11 = __VERIFIER_nondet_uchar() [L91] EXPR \read(var_1_11) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L91] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L92] EXPR \read(var_1_11) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L92] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L93] var_1_13 = __VERIFIER_nondet_double() [L94] EXPR \read(var_1_13) [L94] EXPR var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F [L94] EXPR (var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F ) [L94] EXPR \read(var_1_13) [L94] EXPR var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F [L94] EXPR \read(var_1_13) [L94] EXPR var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F [L94] EXPR (var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L94] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L95] var_1_15 = __VERIFIER_nondet_char() [L96] EXPR \read(var_1_15) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L96] CALL assume_abort_if_not(var_1_15 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_15 >= -128) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L97] EXPR \read(var_1_15) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L97] CALL assume_abort_if_not(var_1_15 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_15 <= 127) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L98] EXPR \read(var_1_15) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L98] CALL assume_abort_if_not(var_1_15 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(var_1_15 != 0) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L99] var_1_17 = __VERIFIER_nondet_uchar() [L100] EXPR \read(var_1_17) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L100] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L101] EXPR \read(var_1_17) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L101] CALL assume_abort_if_not(var_1_17 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_17 <= 254) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L115] RET updateVariables() [L116] CALL step() [L50] EXPR \read(*var_1_5_Pointer) [L50] COND TRUE (*(var_1_5_Pointer)) && (last_1_var_1_1 <= last_1_var_1_1) [L51] EXPR \read(*var_1_17_Pointer) [L51] (*(var_1_16_Pointer)) = (*(var_1_17_Pointer)) [L53] EXPR \read(*var_1_13_Pointer) [L53] (*(var_1_12_Pointer)) = ((*(var_1_13_Pointer)) - 8.3) [L54] EXPR \read(*var_1_13_Pointer) [L54] EXPR \read(*var_1_12_Pointer) [L54] unsigned char stepLocal_1 = (*(var_1_13_Pointer)) >= (*(var_1_12_Pointer)); [L55] EXPR \read(*var_1_5_Pointer) [L55] COND FALSE !((*(var_1_5_Pointer)) && stepLocal_1) [L58] EXPR \read(*var_1_15_Pointer) [L58] (*(var_1_14_Pointer)) = (*(var_1_15_Pointer)) [L60] EXPR \read(*var_1_5_Pointer) [L60] COND TRUE (*(var_1_5_Pointer)) [L61] EXPR \read(*var_1_16_Pointer) [L61] EXPR \read(*var_1_16_Pointer) [L61] (*(var_1_8_Pointer)) = ((*(var_1_16_Pointer)) + (*(var_1_16_Pointer))) [L69] EXPR \read(*var_1_8_Pointer) [L69] EXPR \read(*var_1_16_Pointer) [L69] unsigned long int stepLocal_0 = ((*(var_1_8_Pointer)) & 0u) * (*(var_1_16_Pointer)); [L70] EXPR \read(*var_1_8_Pointer) [L70] COND FALSE !(stepLocal_0 > (*(var_1_8_Pointer))) [L77] EXPR \read(*var_1_6_Pointer) [L77] (*(var_1_1_Pointer)) = (*(var_1_6_Pointer)) [L116] RET step() [L117] CALL, EXPR property() [L107] EXPR \read(*var_1_8_Pointer) [L107] EXPR \read(*var_1_16_Pointer) [L107] EXPR \read(*var_1_8_Pointer) [L107] EXPR ((((*(var_1_8_Pointer)) & 0u) * (*(var_1_16_Pointer))) > (*(var_1_8_Pointer))) ? ((*(var_1_5_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed char) ((16 + (*(var_1_6_Pointer))) + (*(var_1_7_Pointer))))) : ((*(var_1_1_Pointer)) == ((signed char) (((((*(var_1_6_Pointer))) < 0 ) ? -((*(var_1_6_Pointer))) : ((*(var_1_6_Pointer)))))))) : ((*(var_1_1_Pointer)) == ((signed char) (*(var_1_6_Pointer)))) [L107] EXPR \read(*var_1_1_Pointer) [L107] EXPR \read(*var_1_6_Pointer) [L107] EXPR ((((*(var_1_8_Pointer)) & 0u) * (*(var_1_16_Pointer))) > (*(var_1_8_Pointer))) ? ((*(var_1_5_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed char) ((16 + (*(var_1_6_Pointer))) + (*(var_1_7_Pointer))))) : ((*(var_1_1_Pointer)) == ((signed char) (((((*(var_1_6_Pointer))) < 0 ) ? -((*(var_1_6_Pointer))) : ((*(var_1_6_Pointer)))))))) : ((*(var_1_1_Pointer)) == ((signed char) (*(var_1_6_Pointer)))) [L107] EXPR (((((*(var_1_8_Pointer)) & 0u) * (*(var_1_16_Pointer))) > (*(var_1_8_Pointer))) ? ((*(var_1_5_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed char) ((16 + (*(var_1_6_Pointer))) + (*(var_1_7_Pointer))))) : ((*(var_1_1_Pointer)) == ((signed char) (((((*(var_1_6_Pointer))) < 0 ) ? -((*(var_1_6_Pointer))) : ((*(var_1_6_Pointer)))))))) : ((*(var_1_1_Pointer)) == ((signed char) (*(var_1_6_Pointer))))) && ((*(var_1_5_Pointer)) ? ((*(var_1_8_Pointer)) == ((unsigned short int) ((*(var_1_16_Pointer)) + (*(var_1_16_Pointer))))) : ((((*(var_1_16_Pointer)) > (*(var_1_14_Pointer))) || (*(var_1_11_Pointer))) ? ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer)))) : ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer)))))) [L107] EXPR \read(*var_1_5_Pointer) [L107] EXPR (*(var_1_5_Pointer)) ? ((*(var_1_8_Pointer)) == ((unsigned short int) ((*(var_1_16_Pointer)) + (*(var_1_16_Pointer))))) : ((((*(var_1_16_Pointer)) > (*(var_1_14_Pointer))) || (*(var_1_11_Pointer))) ? ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer)))) : ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer))))) [L107] EXPR \read(*var_1_8_Pointer) [L107] EXPR \read(*var_1_16_Pointer) [L107] EXPR \read(*var_1_16_Pointer) [L107] EXPR (*(var_1_5_Pointer)) ? ((*(var_1_8_Pointer)) == ((unsigned short int) ((*(var_1_16_Pointer)) + (*(var_1_16_Pointer))))) : ((((*(var_1_16_Pointer)) > (*(var_1_14_Pointer))) || (*(var_1_11_Pointer))) ? ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer)))) : ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer))))) [L107] EXPR (((((*(var_1_8_Pointer)) & 0u) * (*(var_1_16_Pointer))) > (*(var_1_8_Pointer))) ? ((*(var_1_5_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed char) ((16 + (*(var_1_6_Pointer))) + (*(var_1_7_Pointer))))) : ((*(var_1_1_Pointer)) == ((signed char) (((((*(var_1_6_Pointer))) < 0 ) ? -((*(var_1_6_Pointer))) : ((*(var_1_6_Pointer)))))))) : ((*(var_1_1_Pointer)) == ((signed char) (*(var_1_6_Pointer))))) && ((*(var_1_5_Pointer)) ? ((*(var_1_8_Pointer)) == ((unsigned short int) ((*(var_1_16_Pointer)) + (*(var_1_16_Pointer))))) : ((((*(var_1_16_Pointer)) > (*(var_1_14_Pointer))) || (*(var_1_11_Pointer))) ? ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer)))) : ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer)))))) [L107] EXPR ((((((*(var_1_8_Pointer)) & 0u) * (*(var_1_16_Pointer))) > (*(var_1_8_Pointer))) ? ((*(var_1_5_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed char) ((16 + (*(var_1_6_Pointer))) + (*(var_1_7_Pointer))))) : ((*(var_1_1_Pointer)) == ((signed char) (((((*(var_1_6_Pointer))) < 0 ) ? -((*(var_1_6_Pointer))) : ((*(var_1_6_Pointer)))))))) : ((*(var_1_1_Pointer)) == ((signed char) (*(var_1_6_Pointer))))) && ((*(var_1_5_Pointer)) ? ((*(var_1_8_Pointer)) == ((unsigned short int) ((*(var_1_16_Pointer)) + (*(var_1_16_Pointer))))) : ((((*(var_1_16_Pointer)) > (*(var_1_14_Pointer))) || (*(var_1_11_Pointer))) ? ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer)))) : ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer))))))) && ((*(var_1_12_Pointer)) == ((double) ((*(var_1_13_Pointer)) - 8.3))) [L107] EXPR \read(*var_1_12_Pointer) [L107] EXPR \read(*var_1_13_Pointer) [L107] EXPR ((((((*(var_1_8_Pointer)) & 0u) * (*(var_1_16_Pointer))) > (*(var_1_8_Pointer))) ? ((*(var_1_5_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed char) ((16 + (*(var_1_6_Pointer))) + (*(var_1_7_Pointer))))) : ((*(var_1_1_Pointer)) == ((signed char) (((((*(var_1_6_Pointer))) < 0 ) ? -((*(var_1_6_Pointer))) : ((*(var_1_6_Pointer)))))))) : ((*(var_1_1_Pointer)) == ((signed char) (*(var_1_6_Pointer))))) && ((*(var_1_5_Pointer)) ? ((*(var_1_8_Pointer)) == ((unsigned short int) ((*(var_1_16_Pointer)) + (*(var_1_16_Pointer))))) : ((((*(var_1_16_Pointer)) > (*(var_1_14_Pointer))) || (*(var_1_11_Pointer))) ? ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer)))) : ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer))))))) && ((*(var_1_12_Pointer)) == ((double) ((*(var_1_13_Pointer)) - 8.3))) [L107] EXPR (((((((*(var_1_8_Pointer)) & 0u) * (*(var_1_16_Pointer))) > (*(var_1_8_Pointer))) ? ((*(var_1_5_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed char) ((16 + (*(var_1_6_Pointer))) + (*(var_1_7_Pointer))))) : ((*(var_1_1_Pointer)) == ((signed char) (((((*(var_1_6_Pointer))) < 0 ) ? -((*(var_1_6_Pointer))) : ((*(var_1_6_Pointer)))))))) : ((*(var_1_1_Pointer)) == ((signed char) (*(var_1_6_Pointer))))) && ((*(var_1_5_Pointer)) ? ((*(var_1_8_Pointer)) == ((unsigned short int) ((*(var_1_16_Pointer)) + (*(var_1_16_Pointer))))) : ((((*(var_1_16_Pointer)) > (*(var_1_14_Pointer))) || (*(var_1_11_Pointer))) ? ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer)))) : ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer))))))) && ((*(var_1_12_Pointer)) == ((double) ((*(var_1_13_Pointer)) - 8.3)))) && (((*(var_1_5_Pointer)) && ((*(var_1_13_Pointer)) >= (*(var_1_12_Pointer)))) ? ((*(var_1_14_Pointer)) == ((signed long int) (*(var_1_16_Pointer)))) : ((*(var_1_14_Pointer)) == ((signed long int) (*(var_1_15_Pointer))))) [L107] EXPR \read(*var_1_5_Pointer) [L107] EXPR (*(var_1_5_Pointer)) && ((*(var_1_13_Pointer)) >= (*(var_1_12_Pointer))) [L107] EXPR \read(*var_1_13_Pointer) [L107] EXPR \read(*var_1_12_Pointer) [L107] EXPR (*(var_1_5_Pointer)) && ((*(var_1_13_Pointer)) >= (*(var_1_12_Pointer))) [L107] EXPR ((*(var_1_5_Pointer)) && ((*(var_1_13_Pointer)) >= (*(var_1_12_Pointer)))) ? ((*(var_1_14_Pointer)) == ((signed long int) (*(var_1_16_Pointer)))) : ((*(var_1_14_Pointer)) == ((signed long int) (*(var_1_15_Pointer)))) [L107] EXPR \read(*var_1_14_Pointer) [L107] EXPR \read(*var_1_16_Pointer) [L107] EXPR ((*(var_1_5_Pointer)) && ((*(var_1_13_Pointer)) >= (*(var_1_12_Pointer)))) ? ((*(var_1_14_Pointer)) == ((signed long int) (*(var_1_16_Pointer)))) : ((*(var_1_14_Pointer)) == ((signed long int) (*(var_1_15_Pointer)))) [L107] EXPR (((((((*(var_1_8_Pointer)) & 0u) * (*(var_1_16_Pointer))) > (*(var_1_8_Pointer))) ? ((*(var_1_5_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed char) ((16 + (*(var_1_6_Pointer))) + (*(var_1_7_Pointer))))) : ((*(var_1_1_Pointer)) == ((signed char) (((((*(var_1_6_Pointer))) < 0 ) ? -((*(var_1_6_Pointer))) : ((*(var_1_6_Pointer)))))))) : ((*(var_1_1_Pointer)) == ((signed char) (*(var_1_6_Pointer))))) && ((*(var_1_5_Pointer)) ? ((*(var_1_8_Pointer)) == ((unsigned short int) ((*(var_1_16_Pointer)) + (*(var_1_16_Pointer))))) : ((((*(var_1_16_Pointer)) > (*(var_1_14_Pointer))) || (*(var_1_11_Pointer))) ? ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer)))) : ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer))))))) && ((*(var_1_12_Pointer)) == ((double) ((*(var_1_13_Pointer)) - 8.3)))) && (((*(var_1_5_Pointer)) && ((*(var_1_13_Pointer)) >= (*(var_1_12_Pointer)))) ? ((*(var_1_14_Pointer)) == ((signed long int) (*(var_1_16_Pointer)))) : ((*(var_1_14_Pointer)) == ((signed long int) (*(var_1_15_Pointer))))) [L107] EXPR ((((((((*(var_1_8_Pointer)) & 0u) * (*(var_1_16_Pointer))) > (*(var_1_8_Pointer))) ? ((*(var_1_5_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed char) ((16 + (*(var_1_6_Pointer))) + (*(var_1_7_Pointer))))) : ((*(var_1_1_Pointer)) == ((signed char) (((((*(var_1_6_Pointer))) < 0 ) ? -((*(var_1_6_Pointer))) : ((*(var_1_6_Pointer)))))))) : ((*(var_1_1_Pointer)) == ((signed char) (*(var_1_6_Pointer))))) && ((*(var_1_5_Pointer)) ? ((*(var_1_8_Pointer)) == ((unsigned short int) ((*(var_1_16_Pointer)) + (*(var_1_16_Pointer))))) : ((((*(var_1_16_Pointer)) > (*(var_1_14_Pointer))) || (*(var_1_11_Pointer))) ? ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer)))) : ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer))))))) && ((*(var_1_12_Pointer)) == ((double) ((*(var_1_13_Pointer)) - 8.3)))) && (((*(var_1_5_Pointer)) && ((*(var_1_13_Pointer)) >= (*(var_1_12_Pointer)))) ? ((*(var_1_14_Pointer)) == ((signed long int) (*(var_1_16_Pointer)))) : ((*(var_1_14_Pointer)) == ((signed long int) (*(var_1_15_Pointer)))))) && (((*(var_1_5_Pointer)) && (last_1_var_1_1 <= last_1_var_1_1)) ? ((*(var_1_16_Pointer)) == ((unsigned char) (*(var_1_17_Pointer)))) : 1) [L107-L108] return ((((((((*(var_1_8_Pointer)) & 0u) * (*(var_1_16_Pointer))) > (*(var_1_8_Pointer))) ? ((*(var_1_5_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed char) ((16 + (*(var_1_6_Pointer))) + (*(var_1_7_Pointer))))) : ((*(var_1_1_Pointer)) == ((signed char) (((((*(var_1_6_Pointer))) < 0 ) ? -((*(var_1_6_Pointer))) : ((*(var_1_6_Pointer)))))))) : ((*(var_1_1_Pointer)) == ((signed char) (*(var_1_6_Pointer))))) && ((*(var_1_5_Pointer)) ? ((*(var_1_8_Pointer)) == ((unsigned short int) ((*(var_1_16_Pointer)) + (*(var_1_16_Pointer))))) : ((((*(var_1_16_Pointer)) > (*(var_1_14_Pointer))) || (*(var_1_11_Pointer))) ? ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer)))) : ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer))))))) && ((*(var_1_12_Pointer)) == ((double) ((*(var_1_13_Pointer)) - 8.3)))) && (((*(var_1_5_Pointer)) && ((*(var_1_13_Pointer)) >= (*(var_1_12_Pointer)))) ? ((*(var_1_14_Pointer)) == ((signed long int) (*(var_1_16_Pointer)))) : ((*(var_1_14_Pointer)) == ((signed long int) (*(var_1_15_Pointer)))))) && (((*(var_1_5_Pointer)) && (last_1_var_1_1 <= last_1_var_1_1)) ? ((*(var_1_16_Pointer)) == ((unsigned char) (*(var_1_17_Pointer)))) : 1) ; [L117] RET, EXPR property() [L117] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L19] reach_error() VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 37 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.5s, OverallIterations: 1, TraceHistogramMax: 14, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=37occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 2.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 60 NumberOfCodeBlocks, 60 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 05:44:54,038 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with 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_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-41.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cf57f6cdcf870de2612fde58ee5c1f342ba08bbc54728c19b9bea815b9a3fde0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:44:56,886 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:44:57,004 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-09 05:44:57,012 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:44:57,013 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:44:57,074 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:44:57,075 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:44:57,076 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:44:57,079 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:44:57,081 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:44:57,082 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:44:57,082 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:44:57,084 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:44:57,085 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:44:57,086 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:44:57,086 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:44:57,087 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:44:57,088 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:44:57,092 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 05:44:57,092 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 05:44:57,093 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:44:57,094 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:44:57,094 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:44:57,094 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:44:57,095 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 05:44:57,095 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 05:44:57,096 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:44:57,096 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 05:44:57,097 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 05:44:57,097 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:44:57,098 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:44:57,099 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:44:57,099 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 05:44:57,099 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:44:57,100 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:44:57,100 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:44:57,101 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:44:57,101 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:44:57,102 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:44:57,103 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 05:44:57,103 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 05:44:57,104 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:44:57,104 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:44:57,104 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cf57f6cdcf870de2612fde58ee5c1f342ba08bbc54728c19b9bea815b9a3fde0 [2024-11-09 05:44:57,541 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:44:57,577 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:44:57,581 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:44:57,582 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:44:57,583 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:44:57,585 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-41.i Unable to find full path for "g++" [2024-11-09 05:44:59,729 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:45:00,049 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:45:00,052 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-41.i [2024-11-09 05:45:00,069 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/data/2b7ac5b55/76d3865c6fb9415ba8ca454ce2f027b1/FLAG255447d53 [2024-11-09 05:45:00,325 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/data/2b7ac5b55/76d3865c6fb9415ba8ca454ce2f027b1 [2024-11-09 05:45:00,328 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:45:00,332 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:45:00,334 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:45:00,334 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:45:00,341 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:45:00,342 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:45:00" (1/1) ... [2024-11-09 05:45:00,344 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f9d4bb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:45:00, skipping insertion in model container [2024-11-09 05:45:00,344 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:45:00" (1/1) ... [2024-11-09 05:45:00,386 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:45:00,616 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-41.i[916,929] [2024-11-09 05:45:00,697 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:45:00,721 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:45:00,738 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-41.i[916,929] [2024-11-09 05:45:00,777 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:45:00,832 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:45:00,833 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:45:00 WrapperNode [2024-11-09 05:45:00,833 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:45:00,834 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:45:00,834 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:45:00,835 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:45:00,851 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:45:00" (1/1) ... [2024-11-09 05:45:00,895 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:45:00" (1/1) ... [2024-11-09 05:45:00,947 INFO L138 Inliner]: procedures = 36, calls = 148, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 426 [2024-11-09 05:45:00,948 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:45:00,949 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:45:00,949 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:45:00,949 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:45:00,960 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:45:00" (1/1) ... [2024-11-09 05:45:00,960 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:45:00" (1/1) ... [2024-11-09 05:45:00,977 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:45:00" (1/1) ... [2024-11-09 05:45:00,977 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:45:00" (1/1) ... [2024-11-09 05:45:01,003 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:45:00" (1/1) ... [2024-11-09 05:45:01,015 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:45:00" (1/1) ... [2024-11-09 05:45:01,022 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:45:00" (1/1) ... [2024-11-09 05:45:01,029 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:45:00" (1/1) ... [2024-11-09 05:45:01,038 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:45:01,039 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:45:01,039 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:45:01,040 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:45:01,041 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:45:00" (1/1) ... [2024-11-09 05:45:01,054 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:45:01,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:45:01,092 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:45:01,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:45:01,134 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:45:01,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-09 05:45:01,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-09 05:45:01,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-09 05:45:01,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2024-11-09 05:45:01,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 05:45:01,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-09 05:45:01,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2024-11-09 05:45:01,137 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-09 05:45:01,137 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2024-11-09 05:45:01,137 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 05:45:01,137 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 05:45:01,137 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:45:01,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:45:01,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-11-09 05:45:01,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2024-11-09 05:45:01,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-09 05:45:01,300 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:45:01,304 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:45:02,652 INFO L? ?]: Removed 83 outVars from TransFormulas that were not future-live. [2024-11-09 05:45:02,652 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:45:02,678 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:45:02,679 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 05:45:02,680 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:45:02 BoogieIcfgContainer [2024-11-09 05:45:02,680 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:45:02,683 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:45:02,684 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:45:02,688 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:45:02,689 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:45:00" (1/3) ... [2024-11-09 05:45:02,689 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@429f716a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:45:02, skipping insertion in model container [2024-11-09 05:45:02,690 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:45:00" (2/3) ... [2024-11-09 05:45:02,692 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@429f716a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:45:02, skipping insertion in model container [2024-11-09 05:45:02,692 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:45:02" (3/3) ... [2024-11-09 05:45:02,694 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-41.i [2024-11-09 05:45:02,717 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:45:02,717 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 05:45:02,845 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:45:02,852 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@36e2a4fc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:45:02,853 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 05:45:02,859 INFO L276 IsEmpty]: Start isEmpty. Operand has 89 states, 72 states have (on average 1.4027777777777777) internal successors, (101), 73 states have internal predecessors, (101), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-09 05:45:02,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-09 05:45:02,881 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:45:02,882 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:45:02,883 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:45:02,889 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:45:02,890 INFO L85 PathProgramCache]: Analyzing trace with hash 1498557875, now seen corresponding path program 1 times [2024-11-09 05:45:02,911 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:45:02,912 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1089731168] [2024-11-09 05:45:02,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:45:02,913 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:45:02,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:45:02,917 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 05:45:02,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-09 05:45:03,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:45:03,390 INFO L255 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 05:45:03,404 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:45:03,463 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 218 trivial. 0 not checked. [2024-11-09 05:45:03,464 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:45:03,464 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:45:03,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1089731168] [2024-11-09 05:45:03,465 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1089731168] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:45:03,466 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:45:03,466 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 05:45:03,468 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702670224] [2024-11-09 05:45:03,469 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:45:03,474 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 05:45:03,475 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:45:03,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 05:45:03,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 05:45:03,506 INFO L87 Difference]: Start difference. First operand has 89 states, 72 states have (on average 1.4027777777777777) internal successors, (101), 73 states have internal predecessors, (101), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-09 05:45:03,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:45:03,540 INFO L93 Difference]: Finished difference Result 167 states and 260 transitions. [2024-11-09 05:45:03,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 05:45:03,546 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 114 [2024-11-09 05:45:03,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:45:03,559 INFO L225 Difference]: With dead ends: 167 [2024-11-09 05:45:03,559 INFO L226 Difference]: Without dead ends: 81 [2024-11-09 05:45:03,565 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 05:45:03,571 INFO L432 NwaCegarLoop]: 115 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, 115 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 05:45:03,573 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 05:45:03,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2024-11-09 05:45:03,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2024-11-09 05:45:03,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 65 states have (on average 1.3384615384615384) internal successors, (87), 65 states have internal predecessors, (87), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-09 05:45:03,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 115 transitions. [2024-11-09 05:45:03,627 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 115 transitions. Word has length 114 [2024-11-09 05:45:03,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:45:03,628 INFO L471 AbstractCegarLoop]: Abstraction has 81 states and 115 transitions. [2024-11-09 05:45:03,628 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-09 05:45:03,629 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 115 transitions. [2024-11-09 05:45:03,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-09 05:45:03,632 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:45:03,633 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:45:03,643 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-09 05:45:03,833 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:45:03,834 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:45:03,835 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:45:03,835 INFO L85 PathProgramCache]: Analyzing trace with hash -1558788169, now seen corresponding path program 1 times [2024-11-09 05:45:03,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:45:03,837 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1537605699] [2024-11-09 05:45:03,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:45:03,837 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:45:03,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:45:03,841 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 05:45:03,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-09 05:45:04,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:45:04,242 INFO L255 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 05:45:04,248 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:45:04,670 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:45:04,671 INFO L378 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 155 treesize of output 65 [2024-11-09 05:45:04,734 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2024-11-09 05:45:04,734 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:45:04,734 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:45:04,734 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1537605699] [2024-11-09 05:45:04,735 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1537605699] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:45:04,735 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:45:04,735 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 05:45:04,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1855840021] [2024-11-09 05:45:04,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:45:04,737 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 05:45:04,737 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:45:04,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 05:45:04,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-09 05:45:04,739 INFO L87 Difference]: Start difference. First operand 81 states and 115 transitions. Second operand has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 5 states have internal predecessors, (50), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-09 05:45:05,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:45:05,936 INFO L93 Difference]: Finished difference Result 160 states and 228 transitions. [2024-11-09 05:45:05,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 05:45:05,937 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 5 states have internal predecessors, (50), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 114 [2024-11-09 05:45:05,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:45:05,943 INFO L225 Difference]: With dead ends: 160 [2024-11-09 05:45:05,943 INFO L226 Difference]: Without dead ends: 82 [2024-11-09 05:45:05,944 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-09 05:45:05,946 INFO L432 NwaCegarLoop]: 106 mSDtfsCounter, 83 mSDsluCounter, 236 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 83 SdHoareTripleChecker+Valid, 342 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-09 05:45:05,950 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [83 Valid, 342 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-09 05:45:05,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2024-11-09 05:45:05,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 81. [2024-11-09 05:45:05,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 65 states have (on average 1.323076923076923) internal successors, (86), 65 states have internal predecessors, (86), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-09 05:45:05,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 114 transitions. [2024-11-09 05:45:05,973 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 114 transitions. Word has length 114 [2024-11-09 05:45:05,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:45:05,979 INFO L471 AbstractCegarLoop]: Abstraction has 81 states and 114 transitions. [2024-11-09 05:45:05,979 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 5 states have internal predecessors, (50), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-09 05:45:05,980 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 114 transitions. [2024-11-09 05:45:05,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-11-09 05:45:05,982 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:45:05,982 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:45:05,995 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-09 05:45:06,183 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:45:06,183 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:45:06,184 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:45:06,184 INFO L85 PathProgramCache]: Analyzing trace with hash 1165957661, now seen corresponding path program 1 times [2024-11-09 05:45:06,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:45:06,185 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1225484618] [2024-11-09 05:45:06,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:45:06,186 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:45:06,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:45:06,189 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 05:45:06,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-09 05:45:06,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:45:06,720 INFO L255 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-09 05:45:06,730 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:45:11,390 INFO L378 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 27 treesize of output 20 [2024-11-09 05:45:12,693 INFO L378 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 27 treesize of output 20 [2024-11-09 05:45:13,819 INFO L378 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 27 treesize of output 20 [2024-11-09 05:45:14,619 INFO L378 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 27 treesize of output 20 [2024-11-09 05:45:15,710 INFO L378 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 27 treesize of output 20 [2024-11-09 05:45:16,409 INFO L378 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 27 treesize of output 20 [2024-11-09 05:45:16,535 INFO L378 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 27 treesize of output 20 [2024-11-09 05:45:16,653 INFO L378 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 27 treesize of output 20 [2024-11-09 05:45:16,764 INFO L378 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 27 treesize of output 20 [2024-11-09 05:45:16,858 INFO L378 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 36 treesize of output 27 [2024-11-09 05:45:16,980 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 72 treesize of output 40 [2024-11-09 05:45:17,130 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 6 proven. 328 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-09 05:45:17,130 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:45:17,418 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-11-09 05:45:17,418 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:45:17,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1225484618] [2024-11-09 05:45:17,418 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1225484618] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-09 05:45:17,419 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 05:45:17,419 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [23] total 26 [2024-11-09 05:45:17,419 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [744553508] [2024-11-09 05:45:17,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:45:17,420 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 05:45:17,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:45:17,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 05:45:17,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=106, Invalid=544, Unknown=0, NotChecked=0, Total=650 [2024-11-09 05:45:17,421 INFO L87 Difference]: Start difference. First operand 81 states and 114 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-11-09 05:45:18,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:45:18,334 INFO L93 Difference]: Finished difference Result 187 states and 263 transitions. [2024-11-09 05:45:18,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 05:45:18,336 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 116 [2024-11-09 05:45:18,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:45:18,338 INFO L225 Difference]: With dead ends: 187 [2024-11-09 05:45:18,338 INFO L226 Difference]: Without dead ends: 109 [2024-11-09 05:45:18,340 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 232 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 202 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=114, Invalid=642, Unknown=0, NotChecked=0, Total=756 [2024-11-09 05:45:18,341 INFO L432 NwaCegarLoop]: 121 mSDtfsCounter, 35 mSDsluCounter, 291 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 412 SdHoareTripleChecker+Invalid, 119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:45:18,342 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 412 Invalid, 119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 05:45:18,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2024-11-09 05:45:18,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 85. [2024-11-09 05:45:18,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 69 states have (on average 1.3043478260869565) internal successors, (90), 69 states have internal predecessors, (90), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-09 05:45:18,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 118 transitions. [2024-11-09 05:45:18,354 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 118 transitions. Word has length 116 [2024-11-09 05:45:18,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:45:18,355 INFO L471 AbstractCegarLoop]: Abstraction has 85 states and 118 transitions. [2024-11-09 05:45:18,356 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-11-09 05:45:18,356 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 118 transitions. [2024-11-09 05:45:18,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-11-09 05:45:18,358 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:45:18,358 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:45:18,371 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-09 05:45:18,559 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:45:18,559 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:45:18,560 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:45:18,560 INFO L85 PathProgramCache]: Analyzing trace with hash 67686054, now seen corresponding path program 1 times [2024-11-09 05:45:18,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:45:18,561 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [187732335] [2024-11-09 05:45:18,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:45:18,561 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:45:18,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:45:18,564 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 05:45:18,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-09 05:45:18,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:45:18,918 INFO L255 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 05:45:18,924 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:45:18,947 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-11-09 05:45:18,947 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:45:18,947 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:45:18,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [187732335] [2024-11-09 05:45:18,948 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [187732335] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:45:18,948 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:45:18,948 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 05:45:18,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348736114] [2024-11-09 05:45:18,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:45:18,949 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 05:45:18,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:45:18,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 05:45:18,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:45:18,950 INFO L87 Difference]: Start difference. First operand 85 states and 118 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-11-09 05:45:18,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:45:18,972 INFO L93 Difference]: Finished difference Result 160 states and 223 transitions. [2024-11-09 05:45:18,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 05:45:18,973 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 117 [2024-11-09 05:45:18,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:45:18,974 INFO L225 Difference]: With dead ends: 160 [2024-11-09 05:45:18,974 INFO L226 Difference]: Without dead ends: 78 [2024-11-09 05:45:18,975 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:45:18,977 INFO L432 NwaCegarLoop]: 106 mSDtfsCounter, 0 mSDsluCounter, 103 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 209 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 05:45:18,977 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 209 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 05:45:18,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2024-11-09 05:45:18,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2024-11-09 05:45:18,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 62 states have (on average 1.2741935483870968) internal successors, (79), 62 states have internal predecessors, (79), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-09 05:45:18,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 107 transitions. [2024-11-09 05:45:18,988 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 107 transitions. Word has length 117 [2024-11-09 05:45:18,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:45:18,989 INFO L471 AbstractCegarLoop]: Abstraction has 78 states and 107 transitions. [2024-11-09 05:45:18,989 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-11-09 05:45:18,990 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 107 transitions. [2024-11-09 05:45:18,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-11-09 05:45:18,991 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:45:18,992 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:45:19,002 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-11-09 05:45:19,192 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:45:19,193 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:45:19,193 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:45:19,193 INFO L85 PathProgramCache]: Analyzing trace with hash 664381240, now seen corresponding path program 1 times [2024-11-09 05:45:19,194 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:45:19,194 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1378900243] [2024-11-09 05:45:19,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:45:19,194 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:45:19,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:45:19,196 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 05:45:19,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-09 05:45:19,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:45:19,728 INFO L255 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-09 05:45:19,735 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:45:21,475 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-09 05:45:21,520 INFO L378 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 21 treesize of output 21 [2024-11-09 05:45:21,609 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 24 [2024-11-09 05:45:21,759 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 66 treesize of output 42 [2024-11-09 05:45:21,835 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-11-09 05:45:21,835 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:45:21,835 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:45:21,836 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1378900243] [2024-11-09 05:45:21,836 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1378900243] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:45:21,836 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:45:21,836 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-09 05:45:21,837 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842763005] [2024-11-09 05:45:21,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:45:21,837 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-09 05:45:21,837 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:45:21,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-09 05:45:21,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-11-09 05:45:21,840 INFO L87 Difference]: Start difference. First operand 78 states and 107 transitions. Second operand has 9 states, 9 states have (on average 5.666666666666667) internal successors, (51), 8 states have internal predecessors, (51), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-11-09 05:45:23,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:45:23,313 INFO L93 Difference]: Finished difference Result 186 states and 254 transitions. [2024-11-09 05:45:23,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 05:45:23,314 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.666666666666667) internal successors, (51), 8 states have internal predecessors, (51), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 118 [2024-11-09 05:45:23,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:45:23,315 INFO L225 Difference]: With dead ends: 186 [2024-11-09 05:45:23,315 INFO L226 Difference]: Without dead ends: 111 [2024-11-09 05:45:23,316 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-09 05:45:23,317 INFO L432 NwaCegarLoop]: 82 mSDtfsCounter, 124 mSDsluCounter, 299 mSDsCounter, 0 mSdLazyCounter, 275 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 381 SdHoareTripleChecker+Invalid, 276 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 275 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-09 05:45:23,318 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [124 Valid, 381 Invalid, 276 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 275 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-09 05:45:23,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2024-11-09 05:45:23,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 88. [2024-11-09 05:45:23,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 72 states have (on average 1.25) internal successors, (90), 72 states have internal predecessors, (90), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-09 05:45:23,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 118 transitions. [2024-11-09 05:45:23,330 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 118 transitions. Word has length 118 [2024-11-09 05:45:23,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:45:23,331 INFO L471 AbstractCegarLoop]: Abstraction has 88 states and 118 transitions. [2024-11-09 05:45:23,331 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.666666666666667) internal successors, (51), 8 states have internal predecessors, (51), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-11-09 05:45:23,331 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 118 transitions. [2024-11-09 05:45:23,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-11-09 05:45:23,333 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:45:23,333 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:45:23,346 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2024-11-09 05:45:23,533 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:45:23,534 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:45:23,534 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:45:23,534 INFO L85 PathProgramCache]: Analyzing trace with hash -15677130, now seen corresponding path program 1 times [2024-11-09 05:45:23,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:45:23,535 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1484597941] [2024-11-09 05:45:23,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:45:23,535 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:45:23,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:45:23,538 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 05:45:23,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-11-09 05:45:47,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:45:47,525 INFO L255 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-11-09 05:45:47,533 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:45:50,515 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-09 05:45:52,656 INFO L378 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 107 treesize of output 80 [2024-11-09 05:45:54,237 INFO L378 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 107 treesize of output 80 [2024-11-09 05:45:55,209 INFO L378 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 107 treesize of output 80 [2024-11-09 05:45:55,560 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 173 treesize of output 99 [2024-11-09 05:46:03,407 WARN L286 SmtUtils]: Spent 5.88s on a formula simplification. DAG size of input: 73 DAG size of output: 61 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 05:46:03,442 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 181 treesize of output 143 [2024-11-09 05:46:07,524 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 181 treesize of output 143 [2024-11-09 05:46:11,650 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 181 treesize of output 143 [2024-11-09 05:46:20,294 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:46:20,294 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 364 treesize of output 144 [2024-11-09 05:46:22,332 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 236 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2024-11-09 05:46:22,333 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:46:57,146 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_178 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_179 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse2 (store (store |c_#memory_int| c_~var_1_8_Pointer~0.base v_ArrVal_178) c_~var_1_1_Pointer~0.base v_ArrVal_179))) (fp.eq (let ((.cse0 (let ((.cse1 (select .cse2 c_~var_1_12_Pointer~0.base))) (concat (select .cse1 (bvadd (_ bv4 32) c_~var_1_12_Pointer~0.offset)) (select .cse1 c_~var_1_12_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0))) (fp.sub c_currentRoundingMode (let ((.cse3 (let ((.cse4 (select .cse2 c_~var_1_13_Pointer~0.base))) (concat (select .cse4 (bvadd (_ bv4 32) c_~var_1_13_Pointer~0.offset)) (select .cse4 c_~var_1_13_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse3) ((_ extract 62 52) .cse3) ((_ extract 51 0) .cse3))) ((_ to_fp 11 53) c_currentRoundingMode (/ 83.0 10.0)))))) is different from false [2024-11-09 05:47:11,946 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_178 (Array (_ BitVec 32) (_ BitVec 32))) (|v_skolemized_q#valueAsBitvector_26| (_ BitVec 64)) (v_ArrVal_179 (Array (_ BitVec 32) (_ BitVec 32))) (~var_1_12_Pointer~0.offset (_ BitVec 32)) (v_ArrVal_177 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse9 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_26|)) (.cse12 (bvadd (_ bv4 32) ~var_1_12_Pointer~0.offset)) (.cse8 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_26|))) (let ((.cse2 (bvadd (_ bv4 32) c_~var_1_13_Pointer~0.offset)) (.cse3 ((_ to_fp 11 53) c_currentRoundingMode (/ 83.0 10.0))) (.cse6 (store |c_#memory_int| c_~var_1_12_Pointer~0.base (store (store (select |c_#memory_int| c_~var_1_12_Pointer~0.base) ~var_1_12_Pointer~0.offset .cse9) .cse12 .cse8)))) (or (not (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_26|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_26|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_26|)) (fp.sub c_currentRoundingMode (let ((.cse0 (let ((.cse1 (select |c_#memory_int| c_~var_1_13_Pointer~0.base))) (concat (select .cse1 .cse2) (select .cse1 c_~var_1_13_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0))) .cse3))) (not (fp.geq (let ((.cse4 (let ((.cse5 (select .cse6 c_~var_1_13_Pointer~0.base))) (concat (select .cse5 .cse2) (select .cse5 c_~var_1_13_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse4) ((_ extract 62 52) .cse4) ((_ extract 51 0) .cse4))) (let ((.cse7 (concat .cse8 .cse9))) (fp ((_ extract 63 63) .cse7) ((_ extract 62 52) .cse7) ((_ extract 51 0) .cse7))))) (let ((.cse13 (store (store (store .cse6 c_~var_1_14_Pointer~0.base v_ArrVal_177) c_~var_1_8_Pointer~0.base v_ArrVal_178) c_~var_1_1_Pointer~0.base v_ArrVal_179))) (fp.eq (let ((.cse10 (let ((.cse11 (select .cse13 c_~var_1_12_Pointer~0.base))) (concat (select .cse11 .cse12) (select .cse11 ~var_1_12_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse10) ((_ extract 62 52) .cse10) ((_ extract 51 0) .cse10))) (fp.sub c_currentRoundingMode (let ((.cse14 (let ((.cse15 (select .cse13 c_~var_1_13_Pointer~0.base))) (concat (select .cse15 .cse2) (select .cse15 c_~var_1_13_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse14) ((_ extract 62 52) .cse14) ((_ extract 51 0) .cse14))) .cse3))))))) is different from false [2024-11-09 05:47:19,557 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_178 (Array (_ BitVec 32) (_ BitVec 32))) (|v_skolemized_q#valueAsBitvector_26| (_ BitVec 64)) (v_ArrVal_179 (Array (_ BitVec 32) (_ BitVec 32))) (~var_1_12_Pointer~0.offset (_ BitVec 32)) (v_ArrVal_177 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_173 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse3 (store |c_#memory_int| c_~var_1_16_Pointer~0.base v_ArrVal_173)) (.cse10 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_26|)) (.cse13 (bvadd (_ bv4 32) ~var_1_12_Pointer~0.offset)) (.cse9 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_26|))) (let ((.cse2 (bvadd (_ bv4 32) c_~var_1_13_Pointer~0.offset)) (.cse4 ((_ to_fp 11 53) c_currentRoundingMode (/ 83.0 10.0))) (.cse7 (store .cse3 c_~var_1_12_Pointer~0.base (store (store (select .cse3 c_~var_1_12_Pointer~0.base) ~var_1_12_Pointer~0.offset .cse10) .cse13 .cse9)))) (or (not (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_26|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_26|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_26|)) (fp.sub c_currentRoundingMode (let ((.cse0 (let ((.cse1 (select .cse3 c_~var_1_13_Pointer~0.base))) (concat (select .cse1 .cse2) (select .cse1 c_~var_1_13_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0))) .cse4))) (not (fp.geq (let ((.cse5 (let ((.cse6 (select .cse7 c_~var_1_13_Pointer~0.base))) (concat (select .cse6 .cse2) (select .cse6 c_~var_1_13_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse5) ((_ extract 62 52) .cse5) ((_ extract 51 0) .cse5))) (let ((.cse8 (concat .cse9 .cse10))) (fp ((_ extract 63 63) .cse8) ((_ extract 62 52) .cse8) ((_ extract 51 0) .cse8))))) (let ((.cse14 (store (store (store .cse7 c_~var_1_14_Pointer~0.base v_ArrVal_177) c_~var_1_8_Pointer~0.base v_ArrVal_178) c_~var_1_1_Pointer~0.base v_ArrVal_179))) (fp.eq (let ((.cse11 (let ((.cse12 (select .cse14 c_~var_1_12_Pointer~0.base))) (concat (select .cse12 .cse13) (select .cse12 ~var_1_12_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse11) ((_ extract 62 52) .cse11) ((_ extract 51 0) .cse11))) (fp.sub c_currentRoundingMode (let ((.cse15 (let ((.cse16 (select .cse14 c_~var_1_13_Pointer~0.base))) (concat (select .cse16 .cse2) (select .cse16 c_~var_1_13_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse15) ((_ extract 62 52) .cse15) ((_ extract 51 0) .cse15))) .cse4))))))) is different from false [2024-11-09 05:47:35,365 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:47:35,365 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1484597941] [2024-11-09 05:47:35,365 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1484597941] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:47:35,365 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1032673296] [2024-11-09 05:47:35,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:47:35,366 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 05:47:35,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 05:47:35,367 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 05:47:35,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-09 05:48:08,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:48:08,386 INFO L255 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 57 conjuncts are in the unsatisfiable core [2024-11-09 05:48:08,400 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:48:15,863 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2024-11-09 05:48:29,602 INFO L378 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 111 treesize of output 80 [2024-11-09 05:48:34,647 INFO L378 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 111 treesize of output 80 [2024-11-09 05:48:38,957 INFO L378 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 111 treesize of output 80 [2024-11-09 05:48:40,661 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 103 [2024-11-09 05:49:10,869 WARN L286 SmtUtils]: Spent 11.70s on a formula simplification that was a NOOP. DAG size: 92 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 05:49:11,347 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 86 [2024-11-09 05:49:28,368 WARN L286 SmtUtils]: Spent 6.17s on a formula simplification that was a NOOP. DAG size: 80 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 05:49:30,306 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 86 [2024-11-09 05:49:46,934 WARN L286 SmtUtils]: Spent 6.09s on a formula simplification that was a NOOP. DAG size: 77 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 05:49:49,349 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 86 [2024-11-09 05:50:08,273 WARN L286 SmtUtils]: Spent 5.12s on a formula simplification that was a NOOP. DAG size: 75 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 05:50:21,779 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 275 treesize of output 115 [2024-11-09 05:50:25,100 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 236 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2024-11-09 05:50:25,100 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:50:55,040 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_179 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_216 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse2 (store (store |c_#memory_int| c_~var_1_8_Pointer~0.base v_ArrVal_216) c_~var_1_1_Pointer~0.base v_ArrVal_179))) (fp.eq (let ((.cse0 (let ((.cse1 (select .cse2 c_~var_1_12_Pointer~0.base))) (concat (select .cse1 (bvadd (_ bv4 32) c_~var_1_12_Pointer~0.offset)) (select .cse1 c_~var_1_12_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0))) (fp.sub c_currentRoundingMode (let ((.cse3 (let ((.cse4 (select .cse2 c_~var_1_13_Pointer~0.base))) (concat (select .cse4 (bvadd (_ bv4 32) c_~var_1_13_Pointer~0.offset)) (select .cse4 c_~var_1_13_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse3) ((_ extract 62 52) .cse3) ((_ extract 51 0) .cse3))) ((_ to_fp 11 53) c_currentRoundingMode (/ 83.0 10.0)))))) is different from false [2024-11-09 05:51:18,488 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_179 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_215 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_216 (Array (_ BitVec 32) (_ BitVec 32))) (|v_skolemized_q#valueAsBitvector_31| (_ BitVec 64))) (let ((.cse6 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_31|)) (.cse9 (bvadd (_ bv4 32) c_~var_1_12_Pointer~0.offset)) (.cse5 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_31|))) (let ((.cse3 (store |c_#memory_int| c_~var_1_12_Pointer~0.base (store (store (select |c_#memory_int| c_~var_1_12_Pointer~0.base) c_~var_1_12_Pointer~0.offset .cse6) .cse9 .cse5))) (.cse2 (bvadd (_ bv4 32) c_~var_1_13_Pointer~0.offset)) (.cse13 ((_ to_fp 11 53) c_currentRoundingMode (/ 83.0 10.0)))) (or (not (fp.geq (let ((.cse0 (let ((.cse1 (select .cse3 c_~var_1_13_Pointer~0.base))) (concat (select .cse1 .cse2) (select .cse1 c_~var_1_13_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0))) (let ((.cse4 (concat .cse5 .cse6))) (fp ((_ extract 63 63) .cse4) ((_ extract 62 52) .cse4) ((_ extract 51 0) .cse4))))) (let ((.cse10 (store (store (store .cse3 c_~var_1_14_Pointer~0.base v_ArrVal_215) c_~var_1_8_Pointer~0.base v_ArrVal_216) c_~var_1_1_Pointer~0.base v_ArrVal_179))) (fp.eq (let ((.cse7 (let ((.cse8 (select .cse10 c_~var_1_12_Pointer~0.base))) (concat (select .cse8 .cse9) (select .cse8 c_~var_1_12_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse7) ((_ extract 62 52) .cse7) ((_ extract 51 0) .cse7))) (fp.sub c_currentRoundingMode (let ((.cse11 (let ((.cse12 (select .cse10 c_~var_1_13_Pointer~0.base))) (concat (select .cse12 .cse2) (select .cse12 c_~var_1_13_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse11) ((_ extract 62 52) .cse11) ((_ extract 51 0) .cse11))) .cse13))) (not (= (fp.sub c_currentRoundingMode (let ((.cse14 (let ((.cse15 (select |c_#memory_int| c_~var_1_13_Pointer~0.base))) (concat (select .cse15 .cse2) (select .cse15 c_~var_1_13_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse14) ((_ extract 62 52) .cse14) ((_ extract 51 0) .cse14))) .cse13) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_31|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_31|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_31|)))))))) is different from false [2024-11-09 05:51:28,473 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_211 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_179 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_215 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_216 (Array (_ BitVec 32) (_ BitVec 32))) (|v_skolemized_q#valueAsBitvector_31| (_ BitVec 64))) (let ((.cse3 (store |c_#memory_int| c_~var_1_16_Pointer~0.base v_ArrVal_211)) (.cse16 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_31|)) (.cse7 (bvadd (_ bv4 32) c_~var_1_12_Pointer~0.offset)) (.cse15 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_31|))) (let ((.cse4 ((_ to_fp 11 53) c_currentRoundingMode (/ 83.0 10.0))) (.cse2 (bvadd (_ bv4 32) c_~var_1_13_Pointer~0.offset)) (.cse11 (store .cse3 c_~var_1_12_Pointer~0.base (store (store (select .cse3 c_~var_1_12_Pointer~0.base) c_~var_1_12_Pointer~0.offset .cse16) .cse7 .cse15)))) (or (not (= (fp.sub c_currentRoundingMode (let ((.cse0 (let ((.cse1 (select .cse3 c_~var_1_13_Pointer~0.base))) (concat (select .cse1 .cse2) (select .cse1 c_~var_1_13_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0))) .cse4) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_31|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_31|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_31|)))) (let ((.cse8 (store (store (store .cse11 c_~var_1_14_Pointer~0.base v_ArrVal_215) c_~var_1_8_Pointer~0.base v_ArrVal_216) c_~var_1_1_Pointer~0.base v_ArrVal_179))) (fp.eq (let ((.cse5 (let ((.cse6 (select .cse8 c_~var_1_12_Pointer~0.base))) (concat (select .cse6 .cse7) (select .cse6 c_~var_1_12_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse5) ((_ extract 62 52) .cse5) ((_ extract 51 0) .cse5))) (fp.sub c_currentRoundingMode (let ((.cse9 (let ((.cse10 (select .cse8 c_~var_1_13_Pointer~0.base))) (concat (select .cse10 .cse2) (select .cse10 c_~var_1_13_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse9) ((_ extract 62 52) .cse9) ((_ extract 51 0) .cse9))) .cse4))) (not (fp.geq (let ((.cse12 (let ((.cse13 (select .cse11 c_~var_1_13_Pointer~0.base))) (concat (select .cse13 .cse2) (select .cse13 c_~var_1_13_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse12) ((_ extract 62 52) .cse12) ((_ extract 51 0) .cse12))) (let ((.cse14 (concat .cse15 .cse16))) (fp ((_ extract 63 63) .cse14) ((_ extract 62 52) .cse14) ((_ extract 51 0) .cse14))))))))) is different from false [2024-11-09 05:51:50,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1032673296] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:51:50,684 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1007139167] [2024-11-09 05:51:50,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:51:50,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:51:50,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:51:50,687 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:51:50,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4ddbb0-82f2-4143-9bfc-27b2e8081f8f/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process