./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-74.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3061b6dc Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-74.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 86c6ed269b3d899978c3173e5263b88b1f8330576859919cd0c5761f3ad77759 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 00:39:03,044 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 00:39:03,106 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-19 00:39:03,110 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 00:39:03,111 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 00:39:03,140 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 00:39:03,141 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 00:39:03,141 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 00:39:03,142 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 00:39:03,154 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 00:39:03,154 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 00:39:03,154 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 00:39:03,155 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 00:39:03,155 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 00:39:03,155 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 00:39:03,156 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 00:39:03,156 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 00:39:03,156 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-19 00:39:03,156 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 00:39:03,157 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-19 00:39:03,157 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 00:39:03,161 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 00:39:03,161 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 00:39:03,162 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 00:39:03,162 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 00:39:03,162 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-19 00:39:03,162 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 00:39:03,162 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 00:39:03,163 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 00:39:03,163 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 00:39:03,163 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-19 00:39:03,163 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 00:39:03,163 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 00:39:03,163 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 00:39:03,164 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 00:39:03,164 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 00:39:03,164 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 00:39:03,167 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-19 00:39:03,167 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 00:39:03,167 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 00:39:03,167 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 00:39:03,169 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 00:39:03,169 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 86c6ed269b3d899978c3173e5263b88b1f8330576859919cd0c5761f3ad77759 [2024-11-19 00:39:03,360 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 00:39:03,382 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 00:39:03,385 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 00:39:03,386 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 00:39:03,386 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 00:39:03,387 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-74.i [2024-11-19 00:39:04,773 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 00:39:04,937 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 00:39:04,941 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-74.i [2024-11-19 00:39:04,953 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f226b3ec/3b43d298e3464702846654c05ff4d8da/FLAG7686f620d [2024-11-19 00:39:04,966 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f226b3ec/3b43d298e3464702846654c05ff4d8da [2024-11-19 00:39:04,968 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 00:39:04,969 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 00:39:04,970 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 00:39:04,970 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 00:39:04,974 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 00:39:04,974 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 12:39:04" (1/1) ... [2024-11-19 00:39:04,975 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@268f7030 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:39:04, skipping insertion in model container [2024-11-19 00:39:04,975 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 12:39:04" (1/1) ... [2024-11-19 00:39:04,997 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 00:39:05,116 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-74.i[916,929] [2024-11-19 00:39:05,180 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 00:39:05,188 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 00:39:05,197 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-74.i[916,929] [2024-11-19 00:39:05,236 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 00:39:05,255 INFO L204 MainTranslator]: Completed translation [2024-11-19 00:39:05,256 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:39:05 WrapperNode [2024-11-19 00:39:05,256 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 00:39:05,257 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 00:39:05,258 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 00:39:05,258 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 00:39:05,262 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:39:05" (1/1) ... [2024-11-19 00:39:05,279 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:39:05" (1/1) ... [2024-11-19 00:39:05,310 INFO L138 Inliner]: procedures = 29, calls = 183, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 580 [2024-11-19 00:39:05,310 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 00:39:05,311 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 00:39:05,315 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 00:39:05,315 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 00:39:05,324 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:39:05" (1/1) ... [2024-11-19 00:39:05,324 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:39:05" (1/1) ... [2024-11-19 00:39:05,330 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:39:05" (1/1) ... [2024-11-19 00:39:05,352 INFO L175 MemorySlicer]: Split 152 memory accesses to 4 slices as follows [2, 37, 70, 43]. 46 percent of accesses are in the largest equivalence class. The 16 initializations are split as follows [2, 4, 5, 5]. The 20 writes are split as follows [0, 7, 5, 8]. [2024-11-19 00:39:05,353 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:39:05" (1/1) ... [2024-11-19 00:39:05,353 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:39:05" (1/1) ... [2024-11-19 00:39:05,367 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:39:05" (1/1) ... [2024-11-19 00:39:05,371 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:39:05" (1/1) ... [2024-11-19 00:39:05,373 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:39:05" (1/1) ... [2024-11-19 00:39:05,374 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:39:05" (1/1) ... [2024-11-19 00:39:05,378 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 00:39:05,378 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 00:39:05,378 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 00:39:05,378 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 00:39:05,379 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:39:05" (1/1) ... [2024-11-19 00:39:05,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 00:39:05,391 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 00:39:05,411 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-19 00:39:05,417 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-19 00:39:05,451 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 00:39:05,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-19 00:39:05,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-19 00:39:05,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-19 00:39:05,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-19 00:39:05,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2024-11-19 00:39:05,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2024-11-19 00:39:05,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2024-11-19 00:39:05,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2024-11-19 00:39:05,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2024-11-19 00:39:05,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2024-11-19 00:39:05,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2024-11-19 00:39:05,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2024-11-19 00:39:05,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-19 00:39:05,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-19 00:39:05,455 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-19 00:39:05,455 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-19 00:39:05,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2024-11-19 00:39:05,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2024-11-19 00:39:05,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#2 [2024-11-19 00:39:05,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#3 [2024-11-19 00:39:05,455 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-19 00:39:05,455 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-19 00:39:05,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-19 00:39:05,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-19 00:39:05,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-19 00:39:05,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-19 00:39:05,456 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 00:39:05,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 00:39:05,591 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 00:39:05,593 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 00:39:06,105 INFO L? ?]: Removed 150 outVars from TransFormulas that were not future-live. [2024-11-19 00:39:06,105 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 00:39:06,118 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 00:39:06,119 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-19 00:39:06,120 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 12:39:06 BoogieIcfgContainer [2024-11-19 00:39:06,120 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 00:39:06,121 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 00:39:06,122 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 00:39:06,124 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 00:39:06,124 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 12:39:04" (1/3) ... [2024-11-19 00:39:06,125 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cdc0054 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 12:39:06, skipping insertion in model container [2024-11-19 00:39:06,125 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:39:05" (2/3) ... [2024-11-19 00:39:06,125 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cdc0054 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 12:39:06, skipping insertion in model container [2024-11-19 00:39:06,125 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 12:39:06" (3/3) ... [2024-11-19 00:39:06,126 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-74.i [2024-11-19 00:39:06,138 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 00:39:06,138 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-19 00:39:06,201 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 00:39:06,209 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=PETRI_NET, 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;@67797df0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 00:39:06,209 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-19 00:39:06,214 INFO L276 IsEmpty]: Start isEmpty. Operand has 125 states, 105 states have (on average 1.438095238095238) internal successors, (151), 106 states have internal predecessors, (151), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-19 00:39:06,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-19 00:39:06,225 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 00:39:06,226 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 00:39:06,227 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 00:39:06,231 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 00:39:06,232 INFO L85 PathProgramCache]: Analyzing trace with hash -1858374721, now seen corresponding path program 1 times [2024-11-19 00:39:06,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 00:39:06,239 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [743445457] [2024-11-19 00:39:06,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 00:39:06,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 00:39:06,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 00:39:06,513 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 512 trivial. 0 not checked. [2024-11-19 00:39:06,513 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 00:39:06,514 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [743445457] [2024-11-19 00:39:06,514 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [743445457] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 00:39:06,515 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1212711267] [2024-11-19 00:39:06,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 00:39:06,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 00:39:06,515 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 00:39:06,517 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-19 00:39:06,518 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-19 00:39:06,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 00:39:06,714 INFO L255 TraceCheckSpWp]: Trace formula consists of 497 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-19 00:39:06,722 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 00:39:06,747 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 512 trivial. 0 not checked. [2024-11-19 00:39:06,751 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-19 00:39:06,751 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1212711267] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 00:39:06,751 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-19 00:39:06,752 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-19 00:39:06,754 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82279008] [2024-11-19 00:39:06,754 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 00:39:06,759 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-19 00:39:06,759 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 00:39:06,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-19 00:39:06,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-19 00:39:06,779 INFO L87 Difference]: Start difference. First operand has 125 states, 105 states have (on average 1.438095238095238) internal successors, (151), 106 states have internal predecessors, (151), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) Second operand has 2 states, 2 states have (on average 35.0) internal successors, (70), 2 states have internal predecessors, (70), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-19 00:39:06,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 00:39:06,843 INFO L93 Difference]: Finished difference Result 243 states and 381 transitions. [2024-11-19 00:39:06,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-19 00:39:06,845 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 35.0) internal successors, (70), 2 states have internal predecessors, (70), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) Word has length 150 [2024-11-19 00:39:06,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 00:39:06,854 INFO L225 Difference]: With dead ends: 243 [2024-11-19 00:39:06,854 INFO L226 Difference]: Without dead ends: 121 [2024-11-19 00:39:06,857 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-19 00:39:06,861 INFO L432 NwaCegarLoop]: 178 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, 178 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 [2024-11-19 00:39:06,863 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 178 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-19 00:39:06,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2024-11-19 00:39:06,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 121. [2024-11-19 00:39:06,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 102 states have (on average 1.411764705882353) internal successors, (144), 102 states have internal predecessors, (144), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-19 00:39:06,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 178 transitions. [2024-11-19 00:39:06,900 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 178 transitions. Word has length 150 [2024-11-19 00:39:06,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 00:39:06,904 INFO L471 AbstractCegarLoop]: Abstraction has 121 states and 178 transitions. [2024-11-19 00:39:06,904 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 35.0) internal successors, (70), 2 states have internal predecessors, (70), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-19 00:39:06,905 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 178 transitions. [2024-11-19 00:39:06,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-19 00:39:06,911 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 00:39:06,912 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 00:39:06,925 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-19 00:39:07,115 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-19 00:39:07,115 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 00:39:07,118 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 00:39:07,119 INFO L85 PathProgramCache]: Analyzing trace with hash -1041807627, now seen corresponding path program 1 times [2024-11-19 00:39:07,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 00:39:07,119 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558830687] [2024-11-19 00:39:07,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 00:39:07,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 00:39:07,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 00:39:07,406 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-19 00:39:07,410 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 00:39:07,410 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [558830687] [2024-11-19 00:39:07,411 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [558830687] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 00:39:07,411 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 00:39:07,411 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-19 00:39:07,411 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1314269004] [2024-11-19 00:39:07,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 00:39:07,412 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-19 00:39:07,412 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 00:39:07,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-19 00:39:07,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-19 00:39:07,414 INFO L87 Difference]: Start difference. First operand 121 states and 178 transitions. Second operand has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-19 00:39:07,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 00:39:07,461 INFO L93 Difference]: Finished difference Result 241 states and 356 transitions. [2024-11-19 00:39:07,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-19 00:39:07,461 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 150 [2024-11-19 00:39:07,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 00:39:07,464 INFO L225 Difference]: With dead ends: 241 [2024-11-19 00:39:07,464 INFO L226 Difference]: Without dead ends: 123 [2024-11-19 00:39:07,465 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-19 00:39:07,466 INFO L432 NwaCegarLoop]: 176 mSDtfsCounter, 0 mSDsluCounter, 341 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 517 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-19 00:39:07,467 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 517 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-19 00:39:07,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2024-11-19 00:39:07,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 123. [2024-11-19 00:39:07,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 104 states have (on average 1.4038461538461537) internal successors, (146), 104 states have internal predecessors, (146), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-19 00:39:07,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 180 transitions. [2024-11-19 00:39:07,479 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 180 transitions. Word has length 150 [2024-11-19 00:39:07,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 00:39:07,481 INFO L471 AbstractCegarLoop]: Abstraction has 123 states and 180 transitions. [2024-11-19 00:39:07,481 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-19 00:39:07,481 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 180 transitions. [2024-11-19 00:39:07,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-19 00:39:07,483 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 00:39:07,483 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 00:39:07,484 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-19 00:39:07,484 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 00:39:07,484 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 00:39:07,485 INFO L85 PathProgramCache]: Analyzing trace with hash 991586419, now seen corresponding path program 1 times [2024-11-19 00:39:07,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 00:39:07,485 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1194819890] [2024-11-19 00:39:07,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 00:39:07,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 00:39:07,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 00:39:07,963 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-19 00:39:07,964 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 00:39:07,965 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1194819890] [2024-11-19 00:39:07,965 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1194819890] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 00:39:07,967 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 00:39:07,967 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-19 00:39:07,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544502884] [2024-11-19 00:39:07,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 00:39:07,968 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-19 00:39:07,968 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 00:39:07,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-19 00:39:07,969 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-19 00:39:07,969 INFO L87 Difference]: Start difference. First operand 123 states and 180 transitions. Second operand has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-19 00:39:08,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 00:39:08,162 INFO L93 Difference]: Finished difference Result 321 states and 475 transitions. [2024-11-19 00:39:08,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-19 00:39:08,163 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 150 [2024-11-19 00:39:08,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 00:39:08,165 INFO L225 Difference]: With dead ends: 321 [2024-11-19 00:39:08,165 INFO L226 Difference]: Without dead ends: 201 [2024-11-19 00:39:08,166 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-19 00:39:08,166 INFO L432 NwaCegarLoop]: 187 mSDtfsCounter, 79 mSDsluCounter, 298 mSDsCounter, 0 mSdLazyCounter, 80 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 96 SdHoareTripleChecker+Valid, 485 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 80 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-19 00:39:08,167 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [96 Valid, 485 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 80 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-19 00:39:08,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2024-11-19 00:39:08,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 124. [2024-11-19 00:39:08,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 105 states have (on average 1.4) internal successors, (147), 105 states have internal predecessors, (147), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-19 00:39:08,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 181 transitions. [2024-11-19 00:39:08,182 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 181 transitions. Word has length 150 [2024-11-19 00:39:08,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 00:39:08,183 INFO L471 AbstractCegarLoop]: Abstraction has 124 states and 181 transitions. [2024-11-19 00:39:08,185 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-19 00:39:08,186 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 181 transitions. [2024-11-19 00:39:08,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-19 00:39:08,187 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 00:39:08,188 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 00:39:08,188 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-19 00:39:08,191 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 00:39:08,192 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 00:39:08,192 INFO L85 PathProgramCache]: Analyzing trace with hash 1132135029, now seen corresponding path program 1 times [2024-11-19 00:39:08,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 00:39:08,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305661451] [2024-11-19 00:39:08,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 00:39:08,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 00:39:08,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 00:39:09,341 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-19 00:39:09,342 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 00:39:09,342 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305661451] [2024-11-19 00:39:09,342 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1305661451] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 00:39:09,342 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 00:39:09,342 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-19 00:39:09,342 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [357565292] [2024-11-19 00:39:09,343 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 00:39:09,343 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-19 00:39:09,343 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 00:39:09,343 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-19 00:39:09,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-19 00:39:09,344 INFO L87 Difference]: Start difference. First operand 124 states and 181 transitions. Second operand has 8 states, 7 states have (on average 9.714285714285714) internal successors, (68), 8 states have internal predecessors, (68), 2 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-19 00:39:09,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 00:39:09,556 INFO L93 Difference]: Finished difference Result 344 states and 502 transitions. [2024-11-19 00:39:09,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-19 00:39:09,556 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 9.714285714285714) internal successors, (68), 8 states have internal predecessors, (68), 2 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) Word has length 150 [2024-11-19 00:39:09,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 00:39:09,558 INFO L225 Difference]: With dead ends: 344 [2024-11-19 00:39:09,558 INFO L226 Difference]: Without dead ends: 223 [2024-11-19 00:39:09,559 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-11-19 00:39:09,559 INFO L432 NwaCegarLoop]: 252 mSDtfsCounter, 131 mSDsluCounter, 1298 mSDsCounter, 0 mSdLazyCounter, 233 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 132 SdHoareTripleChecker+Valid, 1550 SdHoareTripleChecker+Invalid, 237 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-19 00:39:09,560 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [132 Valid, 1550 Invalid, 237 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 233 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-19 00:39:09,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2024-11-19 00:39:09,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 220. [2024-11-19 00:39:09,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 220 states, 185 states have (on average 1.3891891891891892) internal successors, (257), 186 states have internal predecessors, (257), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 31 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-19 00:39:09,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 321 transitions. [2024-11-19 00:39:09,585 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 321 transitions. Word has length 150 [2024-11-19 00:39:09,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 00:39:09,588 INFO L471 AbstractCegarLoop]: Abstraction has 220 states and 321 transitions. [2024-11-19 00:39:09,588 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 9.714285714285714) internal successors, (68), 8 states have internal predecessors, (68), 2 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-19 00:39:09,588 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 321 transitions. [2024-11-19 00:39:09,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-19 00:39:09,589 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 00:39:09,589 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 00:39:09,589 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-19 00:39:09,589 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 00:39:09,590 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 00:39:09,590 INFO L85 PathProgramCache]: Analyzing trace with hash 739108019, now seen corresponding path program 1 times [2024-11-19 00:39:09,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 00:39:09,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1607257555] [2024-11-19 00:39:09,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 00:39:09,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 00:39:09,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 00:39:09,653 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 00:39:09,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 00:39:09,760 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 00:39:09,760 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-19 00:39:09,761 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-19 00:39:09,763 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-19 00:39:09,765 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2024-11-19 00:39:09,851 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-19 00:39:09,853 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 12:39:09 BoogieIcfgContainer [2024-11-19 00:39:09,854 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-19 00:39:09,854 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-19 00:39:09,854 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-19 00:39:09,854 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-19 00:39:09,855 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 12:39:06" (3/4) ... [2024-11-19 00:39:09,857 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-19 00:39:09,858 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-19 00:39:09,860 INFO L158 Benchmark]: Toolchain (without parser) took 4890.03ms. Allocated memory was 180.4MB in the beginning and 251.7MB in the end (delta: 71.3MB). Free memory was 109.2MB in the beginning and 157.6MB in the end (delta: -48.4MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. [2024-11-19 00:39:09,860 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 121.6MB. Free memory is still 87.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 00:39:09,860 INFO L158 Benchmark]: CACSL2BoogieTranslator took 286.66ms. Allocated memory is still 180.4MB. Free memory was 109.2MB in the beginning and 91.8MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-19 00:39:09,860 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.51ms. Allocated memory is still 180.4MB. Free memory was 91.8MB in the beginning and 87.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-19 00:39:09,861 INFO L158 Benchmark]: Boogie Preprocessor took 66.73ms. Allocated memory is still 180.4MB. Free memory was 87.7MB in the beginning and 82.2MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-19 00:39:09,861 INFO L158 Benchmark]: RCFGBuilder took 741.79ms. Allocated memory is still 180.4MB. Free memory was 82.2MB in the beginning and 121.4MB in the end (delta: -39.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-19 00:39:09,861 INFO L158 Benchmark]: TraceAbstraction took 3732.37ms. Allocated memory was 180.4MB in the beginning and 251.7MB in the end (delta: 71.3MB). Free memory was 120.9MB in the beginning and 158.6MB in the end (delta: -37.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2024-11-19 00:39:09,861 INFO L158 Benchmark]: Witness Printer took 4.11ms. Allocated memory is still 251.7MB. Free memory was 158.6MB in the beginning and 157.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-19 00:39:09,865 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 121.6MB. Free memory is still 87.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 286.66ms. Allocated memory is still 180.4MB. Free memory was 109.2MB in the beginning and 91.8MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.51ms. Allocated memory is still 180.4MB. Free memory was 91.8MB in the beginning and 87.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.73ms. Allocated memory is still 180.4MB. Free memory was 87.7MB in the beginning and 82.2MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 741.79ms. Allocated memory is still 180.4MB. Free memory was 82.2MB in the beginning and 121.4MB in the end (delta: -39.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * TraceAbstraction took 3732.37ms. Allocated memory was 180.4MB in the beginning and 251.7MB in the end (delta: 71.3MB). Free memory was 120.9MB in the beginning and 158.6MB in the end (delta: -37.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Witness Printer took 4.11ms. Allocated memory is still 251.7MB. Free memory was 158.6MB in the beginning and 157.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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 99. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2][2] = { {1, 0}, {1, 1} }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2][2] = { {1, 0}, {1, 1} }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2][2] = { {1, 0}, {1, 1} }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2][2] = { {1, 0}, {1, 1} }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2][2] = { {1, 0}, {1, 1} }; [L25-L27] double double_Array_0[5] = { 9.3, 100.5, 31.6, 3.779, 63.25 }; [L25-L27] double double_Array_0[5] = { 9.3, 100.5, 31.6, 3.779, 63.25 }; [L25-L27] double double_Array_0[5] = { 9.3, 100.5, 31.6, 3.779, 63.25 }; [L25-L27] double double_Array_0[5] = { 9.3, 100.5, 31.6, 3.779, 63.25 }; [L25-L27] double double_Array_0[5] = { 9.3, 100.5, 31.6, 3.779, 63.25 }; [L25-L27] double double_Array_0[5] = { 9.3, 100.5, 31.6, 3.779, 63.25 }; [L28-L30] unsigned long int unsigned_long_int_Array_0[5] = { 1, 128, 3150951169, 64, 25 }; [L28-L30] unsigned long int unsigned_long_int_Array_0[5] = { 1, 128, 3150951169, 64, 25 }; [L28-L30] unsigned long int unsigned_long_int_Array_0[5] = { 1, 128, 3150951169, 64, 25 }; [L28-L30] unsigned long int unsigned_long_int_Array_0[5] = { 1, 128, 3150951169, 64, 25 }; [L28-L30] unsigned long int unsigned_long_int_Array_0[5] = { 1, 128, 3150951169, 64, 25 }; [L28-L30] unsigned long int unsigned_long_int_Array_0[5] = { 1, 128, 3150951169, 64, 25 }; [L31] unsigned char last_1_BOOL_unsigned_char_Array_0_1__0_ = 1; VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=0, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L103] isInitial = 1 [L104] FCALL initially() [L105] COND TRUE 1 [L106] CALL updateLastVariables() [L96] EXPR BOOL_unsigned_char_Array_0[1][0] [L96] last_1_BOOL_unsigned_char_Array_0_1__0_ = BOOL_unsigned_char_Array_0[1][0] [L106] RET updateLastVariables() [L107] CALL updateVariables() [L66] BOOL_unsigned_char_Array_0[0][1] = __VERIFIER_nondet_uchar() [L67] EXPR BOOL_unsigned_char_Array_0[0][1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L67] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0][1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L67] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0][1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L68] EXPR BOOL_unsigned_char_Array_0[0][1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L68] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0][1] <= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L68] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0][1] <= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L69] BOOL_unsigned_char_Array_0[1][1] = __VERIFIER_nondet_uchar() [L70] EXPR BOOL_unsigned_char_Array_0[1][1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L70] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1][1] >= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L70] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1][1] >= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L71] EXPR BOOL_unsigned_char_Array_0[1][1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L71] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1][1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L71] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1][1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L72] double_Array_0[0] = __VERIFIER_nondet_double() [L73] EXPR double_Array_0[0] [L73] EXPR double_Array_0[0] >= -922337.2036854776000e+13F && double_Array_0[0] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L73] EXPR double_Array_0[0] >= -922337.2036854776000e+13F && double_Array_0[0] <= -1.0e-20F [L73] EXPR double_Array_0[0] [L73] EXPR double_Array_0[0] >= -922337.2036854776000e+13F && double_Array_0[0] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L73] EXPR (double_Array_0[0] >= -922337.2036854776000e+13F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 9223372.036854776000e+12F && double_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L73] EXPR (double_Array_0[0] >= -922337.2036854776000e+13F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 9223372.036854776000e+12F && double_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L73] CALL assume_abort_if_not((double_Array_0[0] >= -922337.2036854776000e+13F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 9223372.036854776000e+12F && double_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L73] RET assume_abort_if_not((double_Array_0[0] >= -922337.2036854776000e+13F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 9223372.036854776000e+12F && double_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L74] double_Array_0[1] = __VERIFIER_nondet_double() [L75] EXPR double_Array_0[1] [L75] EXPR double_Array_0[1] >= -922337.2036854776000e+13F && double_Array_0[1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L75] EXPR double_Array_0[1] >= -922337.2036854776000e+13F && double_Array_0[1] <= -1.0e-20F [L75] EXPR double_Array_0[1] [L75] EXPR double_Array_0[1] >= -922337.2036854776000e+13F && double_Array_0[1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L75] EXPR (double_Array_0[1] >= -922337.2036854776000e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 9223372.036854776000e+12F && double_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L75] EXPR (double_Array_0[1] >= -922337.2036854776000e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 9223372.036854776000e+12F && double_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L75] CALL assume_abort_if_not((double_Array_0[1] >= -922337.2036854776000e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 9223372.036854776000e+12F && double_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L75] RET assume_abort_if_not((double_Array_0[1] >= -922337.2036854776000e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 9223372.036854776000e+12F && double_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L76] double_Array_0[2] = __VERIFIER_nondet_double() [L77] EXPR double_Array_0[2] [L77] EXPR double_Array_0[2] >= -922337.2036854776000e+13F && double_Array_0[2] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L77] EXPR double_Array_0[2] >= -922337.2036854776000e+13F && double_Array_0[2] <= -1.0e-20F [L77] EXPR double_Array_0[2] [L77] EXPR double_Array_0[2] >= -922337.2036854776000e+13F && double_Array_0[2] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L77] EXPR (double_Array_0[2] >= -922337.2036854776000e+13F && double_Array_0[2] <= -1.0e-20F) || (double_Array_0[2] <= 9223372.036854776000e+12F && double_Array_0[2] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L77] EXPR (double_Array_0[2] >= -922337.2036854776000e+13F && double_Array_0[2] <= -1.0e-20F) || (double_Array_0[2] <= 9223372.036854776000e+12F && double_Array_0[2] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L77] CALL assume_abort_if_not((double_Array_0[2] >= -922337.2036854776000e+13F && double_Array_0[2] <= -1.0e-20F) || (double_Array_0[2] <= 9223372.036854776000e+12F && double_Array_0[2] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L77] RET assume_abort_if_not((double_Array_0[2] >= -922337.2036854776000e+13F && double_Array_0[2] <= -1.0e-20F) || (double_Array_0[2] <= 9223372.036854776000e+12F && double_Array_0[2] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L78] double_Array_0[3] = __VERIFIER_nondet_double() [L79] EXPR double_Array_0[3] [L79] EXPR double_Array_0[3] >= -922337.2036854776000e+13F && double_Array_0[3] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L79] EXPR double_Array_0[3] >= -922337.2036854776000e+13F && double_Array_0[3] <= -1.0e-20F [L79] EXPR double_Array_0[3] [L79] EXPR double_Array_0[3] >= -922337.2036854776000e+13F && double_Array_0[3] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L79] EXPR (double_Array_0[3] >= -922337.2036854776000e+13F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 9223372.036854776000e+12F && double_Array_0[3] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L79] EXPR (double_Array_0[3] >= -922337.2036854776000e+13F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 9223372.036854776000e+12F && double_Array_0[3] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L79] CALL assume_abort_if_not((double_Array_0[3] >= -922337.2036854776000e+13F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 9223372.036854776000e+12F && double_Array_0[3] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L79] RET assume_abort_if_not((double_Array_0[3] >= -922337.2036854776000e+13F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 9223372.036854776000e+12F && double_Array_0[3] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L80] double_Array_0[4] = __VERIFIER_nondet_double() [L81] EXPR double_Array_0[4] [L81] EXPR double_Array_0[4] >= -922337.2036854776000e+13F && double_Array_0[4] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L81] EXPR double_Array_0[4] >= -922337.2036854776000e+13F && double_Array_0[4] <= -1.0e-20F [L81] EXPR double_Array_0[4] [L81] EXPR double_Array_0[4] >= -922337.2036854776000e+13F && double_Array_0[4] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L81] EXPR (double_Array_0[4] >= -922337.2036854776000e+13F && double_Array_0[4] <= -1.0e-20F) || (double_Array_0[4] <= 9223372.036854776000e+12F && double_Array_0[4] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L81] EXPR (double_Array_0[4] >= -922337.2036854776000e+13F && double_Array_0[4] <= -1.0e-20F) || (double_Array_0[4] <= 9223372.036854776000e+12F && double_Array_0[4] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L81] CALL assume_abort_if_not((double_Array_0[4] >= -922337.2036854776000e+13F && double_Array_0[4] <= -1.0e-20F) || (double_Array_0[4] <= 9223372.036854776000e+12F && double_Array_0[4] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L81] RET assume_abort_if_not((double_Array_0[4] >= -922337.2036854776000e+13F && double_Array_0[4] <= -1.0e-20F) || (double_Array_0[4] <= 9223372.036854776000e+12F && double_Array_0[4] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L82] unsigned_long_int_Array_0[0] = __VERIFIER_nondet_ulong() [L83] EXPR unsigned_long_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L83] CALL assume_abort_if_not(unsigned_long_int_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L83] RET assume_abort_if_not(unsigned_long_int_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L84] EXPR unsigned_long_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L84] CALL assume_abort_if_not(unsigned_long_int_Array_0[0] <= 4294967294) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L84] RET assume_abort_if_not(unsigned_long_int_Array_0[0] <= 4294967294) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L85] unsigned_long_int_Array_0[1] = __VERIFIER_nondet_ulong() [L86] EXPR unsigned_long_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L86] CALL assume_abort_if_not(unsigned_long_int_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L86] RET assume_abort_if_not(unsigned_long_int_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L87] EXPR unsigned_long_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L87] CALL assume_abort_if_not(unsigned_long_int_Array_0[1] <= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L87] RET assume_abort_if_not(unsigned_long_int_Array_0[1] <= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L88] unsigned_long_int_Array_0[2] = __VERIFIER_nondet_ulong() [L89] EXPR unsigned_long_int_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L89] CALL assume_abort_if_not(unsigned_long_int_Array_0[2] >= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L89] RET assume_abort_if_not(unsigned_long_int_Array_0[2] >= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L90] EXPR unsigned_long_int_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L90] CALL assume_abort_if_not(unsigned_long_int_Array_0[2] <= 4294967294) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L90] RET assume_abort_if_not(unsigned_long_int_Array_0[2] <= 4294967294) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L91] unsigned_long_int_Array_0[3] = __VERIFIER_nondet_ulong() [L92] EXPR unsigned_long_int_Array_0[3] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L92] CALL assume_abort_if_not(unsigned_long_int_Array_0[3] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L92] RET assume_abort_if_not(unsigned_long_int_Array_0[3] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L93] EXPR unsigned_long_int_Array_0[3] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L93] CALL assume_abort_if_not(unsigned_long_int_Array_0[3] <= 4294967294) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L93] RET assume_abort_if_not(unsigned_long_int_Array_0[3] <= 4294967294) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L107] RET updateVariables() [L108] CALL step() [L35] unsigned char stepLocal_0 = last_1_BOOL_unsigned_char_Array_0_1__0_ && last_1_BOOL_unsigned_char_Array_0_1__0_; [L36] EXPR double_Array_0[1] [L36] EXPR double_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L36] COND TRUE (double_Array_0[1] > double_Array_0[0]) || stepLocal_0 [L37] EXPR BOOL_unsigned_char_Array_0[0][1] [L37] BOOL_unsigned_char_Array_0[0][0] = BOOL_unsigned_char_Array_0[0][1] [L41] EXPR BOOL_unsigned_char_Array_0[0][0] [L41] unsigned char stepLocal_1 = BOOL_unsigned_char_Array_0[0][0]; [L42] stepLocal_1 && BOOL_unsigned_char_Array_0[0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L42] stepLocal_1 && BOOL_unsigned_char_Array_0[0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L42] COND FALSE !(stepLocal_1 && BOOL_unsigned_char_Array_0[0][0]) [L49] EXPR BOOL_unsigned_char_Array_0[1][1] [L49] BOOL_unsigned_char_Array_0[1][0] = BOOL_unsigned_char_Array_0[1][1] [L51] EXPR double_Array_0[4] [L51] EXPR double_Array_0[3] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L51] EXPR ((double_Array_0[4]) > (double_Array_0[3])) ? (double_Array_0[4]) : (double_Array_0[3]) [L51] EXPR double_Array_0[4] [L51] EXPR ((double_Array_0[4]) > (double_Array_0[3])) ? (double_Array_0[4]) : (double_Array_0[3]) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L51] EXPR double_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L51] EXPR ((((((double_Array_0[4]) > (double_Array_0[3])) ? (double_Array_0[4]) : (double_Array_0[3])))) < (double_Array_0[2])) ? (((((double_Array_0[4]) > (double_Array_0[3])) ? (double_Array_0[4]) : (double_Array_0[3])))) : (double_Array_0[2]) [L51] EXPR double_Array_0[2] [L51] EXPR ((((((double_Array_0[4]) > (double_Array_0[3])) ? (double_Array_0[4]) : (double_Array_0[3])))) < (double_Array_0[2])) ? (((((double_Array_0[4]) > (double_Array_0[3])) ? (double_Array_0[4]) : (double_Array_0[3])))) : (double_Array_0[2]) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L51] EXPR double_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L51] COND FALSE !(((((((((double_Array_0[4]) > (double_Array_0[3])) ? (double_Array_0[4]) : (double_Array_0[3])))) < (double_Array_0[2])) ? (((((double_Array_0[4]) > (double_Array_0[3])) ? (double_Array_0[4]) : (double_Array_0[3])))) : (double_Array_0[2]))) < double_Array_0[1]) [L54] EXPR double_Array_0[4] [L54] EXPR double_Array_0[3] [L54] EXPR double_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L54] COND FALSE !(double_Array_0[4] >= (double_Array_0[3] + double_Array_0[1])) [L61] EXPR unsigned_long_int_Array_0[3] [L61] unsigned_long_int_Array_0[4] = unsigned_long_int_Array_0[3] [L108] RET step() [L109] CALL, EXPR property() [L99] EXPR double_Array_0[4] [L99] EXPR double_Array_0[3] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L99] EXPR ((double_Array_0[4]) > (double_Array_0[3])) ? (double_Array_0[4]) : (double_Array_0[3]) [L99] EXPR double_Array_0[4] [L99] EXPR ((double_Array_0[4]) > (double_Array_0[3])) ? (double_Array_0[4]) : (double_Array_0[3]) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L99] EXPR double_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L99] EXPR ((((((double_Array_0[4]) > (double_Array_0[3])) ? (double_Array_0[4]) : (double_Array_0[3])))) < (double_Array_0[2])) ? (((((double_Array_0[4]) > (double_Array_0[3])) ? (double_Array_0[4]) : (double_Array_0[3])))) : (double_Array_0[2]) [L99] EXPR double_Array_0[2] [L99] EXPR ((((((double_Array_0[4]) > (double_Array_0[3])) ? (double_Array_0[4]) : (double_Array_0[3])))) < (double_Array_0[2])) ? (((((double_Array_0[4]) > (double_Array_0[3])) ? (double_Array_0[4]) : (double_Array_0[3])))) : (double_Array_0[2]) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L99] EXPR double_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L99] EXPR (((((((((double_Array_0[4]) > (double_Array_0[3])) ? (double_Array_0[4]) : (double_Array_0[3])))) < (double_Array_0[2])) ? (((((double_Array_0[4]) > (double_Array_0[3])) ? (double_Array_0[4]) : (double_Array_0[3])))) : (double_Array_0[2]))) < double_Array_0[1]) ? (unsigned_long_int_Array_0[4] == ((unsigned long int) ((((unsigned_long_int_Array_0[3]) > ((unsigned_long_int_Array_0[2] - unsigned_long_int_Array_0[1]))) ? (unsigned_long_int_Array_0[3]) : ((unsigned_long_int_Array_0[2] - unsigned_long_int_Array_0[1])))))) : ((double_Array_0[4] >= (double_Array_0[3] + double_Array_0[1])) ? ((double_Array_0[2] > (- double_Array_0[1])) ? (unsigned_long_int_Array_0[4] == ((unsigned long int) unsigned_long_int_Array_0[3])) : (unsigned_long_int_Array_0[4] == ((unsigned long int) unsigned_long_int_Array_0[0]))) : (unsigned_long_int_Array_0[4] == ((unsigned long int) unsigned_long_int_Array_0[3]))) [L99] EXPR unsigned_long_int_Array_0[4] [L99] EXPR unsigned_long_int_Array_0[3] [L99] EXPR unsigned_long_int_Array_0[2] [L99] EXPR unsigned_long_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L99] EXPR ((unsigned_long_int_Array_0[3]) > ((unsigned_long_int_Array_0[2] - unsigned_long_int_Array_0[1]))) ? (unsigned_long_int_Array_0[3]) : ((unsigned_long_int_Array_0[2] - unsigned_long_int_Array_0[1])) [L99] EXPR unsigned_long_int_Array_0[2] [L99] EXPR unsigned_long_int_Array_0[1] [L99] EXPR ((unsigned_long_int_Array_0[3]) > ((unsigned_long_int_Array_0[2] - unsigned_long_int_Array_0[1]))) ? (unsigned_long_int_Array_0[3]) : ((unsigned_long_int_Array_0[2] - unsigned_long_int_Array_0[1])) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L99] EXPR (((((((((double_Array_0[4]) > (double_Array_0[3])) ? (double_Array_0[4]) : (double_Array_0[3])))) < (double_Array_0[2])) ? (((((double_Array_0[4]) > (double_Array_0[3])) ? (double_Array_0[4]) : (double_Array_0[3])))) : (double_Array_0[2]))) < double_Array_0[1]) ? (unsigned_long_int_Array_0[4] == ((unsigned long int) ((((unsigned_long_int_Array_0[3]) > ((unsigned_long_int_Array_0[2] - unsigned_long_int_Array_0[1]))) ? (unsigned_long_int_Array_0[3]) : ((unsigned_long_int_Array_0[2] - unsigned_long_int_Array_0[1])))))) : ((double_Array_0[4] >= (double_Array_0[3] + double_Array_0[1])) ? ((double_Array_0[2] > (- double_Array_0[1])) ? (unsigned_long_int_Array_0[4] == ((unsigned long int) unsigned_long_int_Array_0[3])) : (unsigned_long_int_Array_0[4] == ((unsigned long int) unsigned_long_int_Array_0[0]))) : (unsigned_long_int_Array_0[4] == ((unsigned long int) unsigned_long_int_Array_0[3]))) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L99] EXPR ((((((((((double_Array_0[4]) > (double_Array_0[3])) ? (double_Array_0[4]) : (double_Array_0[3])))) < (double_Array_0[2])) ? (((((double_Array_0[4]) > (double_Array_0[3])) ? (double_Array_0[4]) : (double_Array_0[3])))) : (double_Array_0[2]))) < double_Array_0[1]) ? (unsigned_long_int_Array_0[4] == ((unsigned long int) ((((unsigned_long_int_Array_0[3]) > ((unsigned_long_int_Array_0[2] - unsigned_long_int_Array_0[1]))) ? (unsigned_long_int_Array_0[3]) : ((unsigned_long_int_Array_0[2] - unsigned_long_int_Array_0[1])))))) : ((double_Array_0[4] >= (double_Array_0[3] + double_Array_0[1])) ? ((double_Array_0[2] > (- double_Array_0[1])) ? (unsigned_long_int_Array_0[4] == ((unsigned long int) unsigned_long_int_Array_0[3])) : (unsigned_long_int_Array_0[4] == ((unsigned long int) unsigned_long_int_Array_0[0]))) : (unsigned_long_int_Array_0[4] == ((unsigned long int) unsigned_long_int_Array_0[3])))) && (((double_Array_0[1] > double_Array_0[0]) || (last_1_BOOL_unsigned_char_Array_0_1__0_ && last_1_BOOL_unsigned_char_Array_0_1__0_)) ? (BOOL_unsigned_char_Array_0[0][0] == ((unsigned char) BOOL_unsigned_char_Array_0[0][1])) : (BOOL_unsigned_char_Array_0[0][0] == ((unsigned char) (BOOL_unsigned_char_Array_0[0][1] && (! BOOL_unsigned_char_Array_0[1][1]))))) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L99] EXPR ((((((((((double_Array_0[4]) > (double_Array_0[3])) ? (double_Array_0[4]) : (double_Array_0[3])))) < (double_Array_0[2])) ? (((((double_Array_0[4]) > (double_Array_0[3])) ? (double_Array_0[4]) : (double_Array_0[3])))) : (double_Array_0[2]))) < double_Array_0[1]) ? (unsigned_long_int_Array_0[4] == ((unsigned long int) ((((unsigned_long_int_Array_0[3]) > ((unsigned_long_int_Array_0[2] - unsigned_long_int_Array_0[1]))) ? (unsigned_long_int_Array_0[3]) : ((unsigned_long_int_Array_0[2] - unsigned_long_int_Array_0[1])))))) : ((double_Array_0[4] >= (double_Array_0[3] + double_Array_0[1])) ? ((double_Array_0[2] > (- double_Array_0[1])) ? (unsigned_long_int_Array_0[4] == ((unsigned long int) unsigned_long_int_Array_0[3])) : (unsigned_long_int_Array_0[4] == ((unsigned long int) unsigned_long_int_Array_0[0]))) : (unsigned_long_int_Array_0[4] == ((unsigned long int) unsigned_long_int_Array_0[3])))) && (((double_Array_0[1] > double_Array_0[0]) || (last_1_BOOL_unsigned_char_Array_0_1__0_ && last_1_BOOL_unsigned_char_Array_0_1__0_)) ? (BOOL_unsigned_char_Array_0[0][0] == ((unsigned char) BOOL_unsigned_char_Array_0[0][1])) : (BOOL_unsigned_char_Array_0[0][0] == ((unsigned char) (BOOL_unsigned_char_Array_0[0][1] && (! BOOL_unsigned_char_Array_0[1][1]))))) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L99] EXPR (((((((((((double_Array_0[4]) > (double_Array_0[3])) ? (double_Array_0[4]) : (double_Array_0[3])))) < (double_Array_0[2])) ? (((((double_Array_0[4]) > (double_Array_0[3])) ? (double_Array_0[4]) : (double_Array_0[3])))) : (double_Array_0[2]))) < double_Array_0[1]) ? (unsigned_long_int_Array_0[4] == ((unsigned long int) ((((unsigned_long_int_Array_0[3]) > ((unsigned_long_int_Array_0[2] - unsigned_long_int_Array_0[1]))) ? (unsigned_long_int_Array_0[3]) : ((unsigned_long_int_Array_0[2] - unsigned_long_int_Array_0[1])))))) : ((double_Array_0[4] >= (double_Array_0[3] + double_Array_0[1])) ? ((double_Array_0[2] > (- double_Array_0[1])) ? (unsigned_long_int_Array_0[4] == ((unsigned long int) unsigned_long_int_Array_0[3])) : (unsigned_long_int_Array_0[4] == ((unsigned long int) unsigned_long_int_Array_0[0]))) : (unsigned_long_int_Array_0[4] == ((unsigned long int) unsigned_long_int_Array_0[3])))) && (((double_Array_0[1] > double_Array_0[0]) || (last_1_BOOL_unsigned_char_Array_0_1__0_ && last_1_BOOL_unsigned_char_Array_0_1__0_)) ? (BOOL_unsigned_char_Array_0[0][0] == ((unsigned char) BOOL_unsigned_char_Array_0[0][1])) : (BOOL_unsigned_char_Array_0[0][0] == ((unsigned char) (BOOL_unsigned_char_Array_0[0][1] && (! BOOL_unsigned_char_Array_0[1][1])))))) && ((BOOL_unsigned_char_Array_0[0][0] && BOOL_unsigned_char_Array_0[0][0]) ? ((double_Array_0[2] < (- double_Array_0[1])) ? (BOOL_unsigned_char_Array_0[1][0] == ((unsigned char) BOOL_unsigned_char_Array_0[1][1])) : (BOOL_unsigned_char_Array_0[1][0] == ((unsigned char) BOOL_unsigned_char_Array_0[1][1]))) : (BOOL_unsigned_char_Array_0[1][0] == ((unsigned char) BOOL_unsigned_char_Array_0[1][1]))) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L99] EXPR (((((((((((double_Array_0[4]) > (double_Array_0[3])) ? (double_Array_0[4]) : (double_Array_0[3])))) < (double_Array_0[2])) ? (((((double_Array_0[4]) > (double_Array_0[3])) ? (double_Array_0[4]) : (double_Array_0[3])))) : (double_Array_0[2]))) < double_Array_0[1]) ? (unsigned_long_int_Array_0[4] == ((unsigned long int) ((((unsigned_long_int_Array_0[3]) > ((unsigned_long_int_Array_0[2] - unsigned_long_int_Array_0[1]))) ? (unsigned_long_int_Array_0[3]) : ((unsigned_long_int_Array_0[2] - unsigned_long_int_Array_0[1])))))) : ((double_Array_0[4] >= (double_Array_0[3] + double_Array_0[1])) ? ((double_Array_0[2] > (- double_Array_0[1])) ? (unsigned_long_int_Array_0[4] == ((unsigned long int) unsigned_long_int_Array_0[3])) : (unsigned_long_int_Array_0[4] == ((unsigned long int) unsigned_long_int_Array_0[0]))) : (unsigned_long_int_Array_0[4] == ((unsigned long int) unsigned_long_int_Array_0[3])))) && (((double_Array_0[1] > double_Array_0[0]) || (last_1_BOOL_unsigned_char_Array_0_1__0_ && last_1_BOOL_unsigned_char_Array_0_1__0_)) ? (BOOL_unsigned_char_Array_0[0][0] == ((unsigned char) BOOL_unsigned_char_Array_0[0][1])) : (BOOL_unsigned_char_Array_0[0][0] == ((unsigned char) (BOOL_unsigned_char_Array_0[0][1] && (! BOOL_unsigned_char_Array_0[1][1])))))) && ((BOOL_unsigned_char_Array_0[0][0] && BOOL_unsigned_char_Array_0[0][0]) ? ((double_Array_0[2] < (- double_Array_0[1])) ? (BOOL_unsigned_char_Array_0[1][0] == ((unsigned char) BOOL_unsigned_char_Array_0[1][1])) : (BOOL_unsigned_char_Array_0[1][0] == ((unsigned char) BOOL_unsigned_char_Array_0[1][1]))) : (BOOL_unsigned_char_Array_0[1][0] == ((unsigned char) BOOL_unsigned_char_Array_0[1][1]))) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L99-L100] return (((((((((((double_Array_0[4]) > (double_Array_0[3])) ? (double_Array_0[4]) : (double_Array_0[3])))) < (double_Array_0[2])) ? (((((double_Array_0[4]) > (double_Array_0[3])) ? (double_Array_0[4]) : (double_Array_0[3])))) : (double_Array_0[2]))) < double_Array_0[1]) ? (unsigned_long_int_Array_0[4] == ((unsigned long int) ((((unsigned_long_int_Array_0[3]) > ((unsigned_long_int_Array_0[2] - unsigned_long_int_Array_0[1]))) ? (unsigned_long_int_Array_0[3]) : ((unsigned_long_int_Array_0[2] - unsigned_long_int_Array_0[1])))))) : ((double_Array_0[4] >= (double_Array_0[3] + double_Array_0[1])) ? ((double_Array_0[2] > (- double_Array_0[1])) ? (unsigned_long_int_Array_0[4] == ((unsigned long int) unsigned_long_int_Array_0[3])) : (unsigned_long_int_Array_0[4] == ((unsigned long int) unsigned_long_int_Array_0[0]))) : (unsigned_long_int_Array_0[4] == ((unsigned long int) unsigned_long_int_Array_0[3])))) && (((double_Array_0[1] > double_Array_0[0]) || (last_1_BOOL_unsigned_char_Array_0_1__0_ && last_1_BOOL_unsigned_char_Array_0_1__0_)) ? (BOOL_unsigned_char_Array_0[0][0] == ((unsigned char) BOOL_unsigned_char_Array_0[0][1])) : (BOOL_unsigned_char_Array_0[0][0] == ((unsigned char) (BOOL_unsigned_char_Array_0[0][1] && (! BOOL_unsigned_char_Array_0[1][1])))))) && ((BOOL_unsigned_char_Array_0[0][0] && BOOL_unsigned_char_Array_0[0][0]) ? ((double_Array_0[2] < (- double_Array_0[1])) ? (BOOL_unsigned_char_Array_0[1][0] == ((unsigned char) BOOL_unsigned_char_Array_0[1][1])) : (BOOL_unsigned_char_Array_0[1][0] == ((unsigned char) BOOL_unsigned_char_Array_0[1][1]))) : (BOOL_unsigned_char_Array_0[1][0] == ((unsigned char) BOOL_unsigned_char_Array_0[1][1]))) ; [L109] RET, EXPR property() [L109] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] [L19] reach_error() VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__0_=1, unsigned_long_int_Array_0={6:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 125 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.6s, OverallIterations: 5, TraceHistogramMax: 17, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 228 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 210 mSDsluCounter, 2730 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1937 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 329 IncrementalHoareTripleChecker+Invalid, 341 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 793 mSDtfsCounter, 329 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 175 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=220occurred in iteration=4, InterpolantAutomatonStates: 18, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 80 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 900 NumberOfCodeBlocks, 900 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 745 ConstructedInterpolants, 0 QuantifiedInterpolants, 881 SizeOfPredicates, 0 NumberOfNonLiveVariables, 497 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 5 InterpolantComputations, 4 PerfectInterpolantSequences, 2688/2720 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 [2024-11-19 00:39:09,903 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-74.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 86c6ed269b3d899978c3173e5263b88b1f8330576859919cd0c5761f3ad77759 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 00:39:12,051 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 00:39:12,125 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-19 00:39:12,131 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 00:39:12,131 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 00:39:12,160 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 00:39:12,161 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 00:39:12,161 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 00:39:12,162 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 00:39:12,162 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 00:39:12,162 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 00:39:12,162 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 00:39:12,163 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 00:39:12,163 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 00:39:12,163 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 00:39:12,164 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 00:39:12,164 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 00:39:12,164 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-19 00:39:12,165 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-19 00:39:12,165 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 00:39:12,165 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 00:39:12,166 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 00:39:12,166 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 00:39:12,166 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-19 00:39:12,166 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-19 00:39:12,166 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 00:39:12,167 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-19 00:39:12,167 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-19 00:39:12,167 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 00:39:12,168 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 00:39:12,168 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 00:39:12,168 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 00:39:12,168 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-19 00:39:12,169 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 00:39:12,169 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 00:39:12,169 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 00:39:12,169 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 00:39:12,170 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 00:39:12,170 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-19 00:39:12,170 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-19 00:39:12,170 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 00:39:12,171 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 00:39:12,171 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 00:39:12,171 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 00:39:12,171 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 86c6ed269b3d899978c3173e5263b88b1f8330576859919cd0c5761f3ad77759 [2024-11-19 00:39:12,437 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 00:39:12,460 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 00:39:12,463 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 00:39:12,465 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 00:39:12,465 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 00:39:12,466 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-74.i [2024-11-19 00:39:13,856 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 00:39:14,035 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 00:39:14,035 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-74.i [2024-11-19 00:39:14,042 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a80b5aef/b1f0d02801a546908157e675fea21b6a/FLAGfcd3740cb [2024-11-19 00:39:14,057 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a80b5aef/b1f0d02801a546908157e675fea21b6a [2024-11-19 00:39:14,059 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 00:39:14,061 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 00:39:14,062 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 00:39:14,063 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 00:39:14,067 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 00:39:14,068 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 12:39:14" (1/1) ... [2024-11-19 00:39:14,070 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d1dbbaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:39:14, skipping insertion in model container [2024-11-19 00:39:14,070 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 12:39:14" (1/1) ... [2024-11-19 00:39:14,097 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 00:39:14,294 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-74.i[916,929] [2024-11-19 00:39:14,380 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 00:39:14,397 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 00:39:14,408 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-74.i[916,929] [2024-11-19 00:39:14,468 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 00:39:14,497 INFO L204 MainTranslator]: Completed translation [2024-11-19 00:39:14,498 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:39:14 WrapperNode [2024-11-19 00:39:14,498 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 00:39:14,499 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 00:39:14,499 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 00:39:14,499 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 00:39:14,506 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:39:14" (1/1) ... [2024-11-19 00:39:14,520 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:39:14" (1/1) ... [2024-11-19 00:39:14,561 INFO L138 Inliner]: procedures = 33, calls = 183, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 580 [2024-11-19 00:39:14,562 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 00:39:14,563 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 00:39:14,563 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 00:39:14,564 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 00:39:14,576 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:39:14" (1/1) ... [2024-11-19 00:39:14,576 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:39:14" (1/1) ... [2024-11-19 00:39:14,583 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:39:14" (1/1) ... [2024-11-19 00:39:14,614 INFO L175 MemorySlicer]: Split 152 memory accesses to 4 slices as follows [2, 37, 70, 43]. 46 percent of accesses are in the largest equivalence class. The 16 initializations are split as follows [2, 4, 5, 5]. The 20 writes are split as follows [0, 7, 5, 8]. [2024-11-19 00:39:14,614 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:39:14" (1/1) ... [2024-11-19 00:39:14,614 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:39:14" (1/1) ... [2024-11-19 00:39:14,636 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:39:14" (1/1) ... [2024-11-19 00:39:14,644 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:39:14" (1/1) ... [2024-11-19 00:39:14,647 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:39:14" (1/1) ... [2024-11-19 00:39:14,649 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:39:14" (1/1) ... [2024-11-19 00:39:14,654 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 00:39:14,655 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 00:39:14,655 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 00:39:14,655 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 00:39:14,656 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:39:14" (1/1) ... [2024-11-19 00:39:14,664 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 00:39:14,675 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 00:39:14,692 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-19 00:39:14,697 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-19 00:39:14,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 00:39:14,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-19 00:39:14,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-19 00:39:14,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-19 00:39:14,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-19 00:39:14,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#0 [2024-11-19 00:39:14,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#1 [2024-11-19 00:39:14,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#2 [2024-11-19 00:39:14,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#3 [2024-11-19 00:39:14,743 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-19 00:39:14,743 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-19 00:39:14,743 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-19 00:39:14,743 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-19 00:39:14,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-19 00:39:14,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-19 00:39:14,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-19 00:39:14,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-19 00:39:14,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-19 00:39:14,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-19 00:39:14,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-19 00:39:14,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-19 00:39:14,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#0 [2024-11-19 00:39:14,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#1 [2024-11-19 00:39:14,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#2 [2024-11-19 00:39:14,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#3 [2024-11-19 00:39:14,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-19 00:39:14,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-19 00:39:14,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-19 00:39:14,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-19 00:39:14,746 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-19 00:39:14,747 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-19 00:39:14,747 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 00:39:14,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 00:39:14,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-19 00:39:14,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-19 00:39:14,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-19 00:39:14,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-19 00:39:14,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-19 00:39:14,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-19 00:39:14,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-19 00:39:14,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-19 00:39:14,886 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 00:39:14,888 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 00:39:16,135 INFO L? ?]: Removed 158 outVars from TransFormulas that were not future-live. [2024-11-19 00:39:16,135 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 00:39:16,153 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 00:39:16,154 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-19 00:39:16,155 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 12:39:16 BoogieIcfgContainer [2024-11-19 00:39:16,155 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 00:39:16,156 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 00:39:16,156 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 00:39:16,159 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 00:39:16,159 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 12:39:14" (1/3) ... [2024-11-19 00:39:16,160 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e60f317 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 12:39:16, skipping insertion in model container [2024-11-19 00:39:16,160 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:39:14" (2/3) ... [2024-11-19 00:39:16,160 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e60f317 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 12:39:16, skipping insertion in model container [2024-11-19 00:39:16,160 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 12:39:16" (3/3) ... [2024-11-19 00:39:16,161 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-74.i [2024-11-19 00:39:16,173 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 00:39:16,174 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-19 00:39:16,219 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 00:39:16,224 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=PETRI_NET, 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;@4598861f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 00:39:16,225 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-19 00:39:16,228 INFO L276 IsEmpty]: Start isEmpty. Operand has 125 states, 105 states have (on average 1.438095238095238) internal successors, (151), 106 states have internal predecessors, (151), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-19 00:39:16,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-19 00:39:16,239 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 00:39:16,240 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 00:39:16,240 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 00:39:16,244 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 00:39:16,244 INFO L85 PathProgramCache]: Analyzing trace with hash -1858374721, now seen corresponding path program 1 times [2024-11-19 00:39:16,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-19 00:39:16,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [767769546] [2024-11-19 00:39:16,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 00:39:16,257 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 [2024-11-19 00:39:16,257 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-19 00:39:16,260 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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) [2024-11-19 00:39:16,261 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2024-11-19 00:39:16,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 00:39:16,587 INFO L255 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-19 00:39:16,601 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 00:39:16,665 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 288 proven. 0 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2024-11-19 00:39:16,665 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-19 00:39:16,665 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-19 00:39:16,666 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [767769546] [2024-11-19 00:39:16,666 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [767769546] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 00:39:16,670 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 00:39:16,670 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 00:39:16,671 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [635346017] [2024-11-19 00:39:16,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 00:39:16,680 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-19 00:39:16,680 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-19 00:39:16,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-19 00:39:16,715 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-19 00:39:16,717 INFO L87 Difference]: Start difference. First operand has 125 states, 105 states have (on average 1.438095238095238) internal successors, (151), 106 states have internal predecessors, (151), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) Second operand has 2 states, 2 states have (on average 36.0) internal successors, (72), 2 states have internal predecessors, (72), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-19 00:39:16,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 00:39:16,739 INFO L93 Difference]: Finished difference Result 243 states and 381 transitions. [2024-11-19 00:39:16,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-19 00:39:16,743 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 36.0) internal successors, (72), 2 states have internal predecessors, (72), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 150 [2024-11-19 00:39:16,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 00:39:16,751 INFO L225 Difference]: With dead ends: 243 [2024-11-19 00:39:16,751 INFO L226 Difference]: Without dead ends: 121 [2024-11-19 00:39:16,755 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-19 00:39:16,758 INFO L432 NwaCegarLoop]: 178 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, 178 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 [2024-11-19 00:39:16,759 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 178 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-19 00:39:16,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2024-11-19 00:39:16,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 121. [2024-11-19 00:39:16,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 102 states have (on average 1.411764705882353) internal successors, (144), 102 states have internal predecessors, (144), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-19 00:39:16,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 178 transitions. [2024-11-19 00:39:16,808 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 178 transitions. Word has length 150 [2024-11-19 00:39:16,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 00:39:16,809 INFO L471 AbstractCegarLoop]: Abstraction has 121 states and 178 transitions. [2024-11-19 00:39:16,809 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 36.0) internal successors, (72), 2 states have internal predecessors, (72), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-19 00:39:16,809 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 178 transitions. [2024-11-19 00:39:16,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-19 00:39:16,812 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 00:39:16,812 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 00:39:16,825 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2024-11-19 00:39:17,012 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2024-11-19 00:39:17,013 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 00:39:17,014 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 00:39:17,015 INFO L85 PathProgramCache]: Analyzing trace with hash -1041807627, now seen corresponding path program 1 times [2024-11-19 00:39:17,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-19 00:39:17,016 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1031905689] [2024-11-19 00:39:17,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 00:39:17,017 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 [2024-11-19 00:39:17,017 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-19 00:39:17,019 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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) [2024-11-19 00:39:17,020 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2024-11-19 00:39:17,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 00:39:17,356 INFO L255 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-19 00:39:17,364 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 00:39:17,425 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 264 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-19 00:39:17,425 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-19 00:39:17,425 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-19 00:39:17,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1031905689] [2024-11-19 00:39:17,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1031905689] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 00:39:17,425 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 00:39:17,425 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-19 00:39:17,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1515380876] [2024-11-19 00:39:17,426 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 00:39:17,426 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-19 00:39:17,427 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-19 00:39:17,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-19 00:39:17,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-19 00:39:17,438 INFO L87 Difference]: Start difference. First operand 121 states and 178 transitions. Second operand has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-19 00:39:17,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 00:39:17,531 INFO L93 Difference]: Finished difference Result 241 states and 356 transitions. [2024-11-19 00:39:17,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-19 00:39:17,532 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 150 [2024-11-19 00:39:17,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 00:39:17,535 INFO L225 Difference]: With dead ends: 241 [2024-11-19 00:39:17,535 INFO L226 Difference]: Without dead ends: 123 [2024-11-19 00:39:17,536 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-19 00:39:17,536 INFO L432 NwaCegarLoop]: 176 mSDtfsCounter, 0 mSDsluCounter, 341 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 517 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-19 00:39:17,537 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 517 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-19 00:39:17,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2024-11-19 00:39:17,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 123. [2024-11-19 00:39:17,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 104 states have (on average 1.4038461538461537) internal successors, (146), 104 states have internal predecessors, (146), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-19 00:39:17,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 180 transitions. [2024-11-19 00:39:17,558 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 180 transitions. Word has length 150 [2024-11-19 00:39:17,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 00:39:17,559 INFO L471 AbstractCegarLoop]: Abstraction has 123 states and 180 transitions. [2024-11-19 00:39:17,560 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-19 00:39:17,560 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 180 transitions. [2024-11-19 00:39:17,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-19 00:39:17,569 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 00:39:17,569 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 00:39:17,584 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2024-11-19 00:39:17,770 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2024-11-19 00:39:17,770 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 00:39:17,771 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 00:39:17,771 INFO L85 PathProgramCache]: Analyzing trace with hash 991586419, now seen corresponding path program 1 times [2024-11-19 00:39:17,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-19 00:39:17,772 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1028862465] [2024-11-19 00:39:17,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 00:39:17,772 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-19 00:39:17,772 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-19 00:39:17,775 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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) [2024-11-19 00:39:17,776 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2024-11-19 00:39:18,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 00:39:18,114 INFO L255 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-19 00:39:18,118 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 00:39:18,196 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-19 00:39:18,197 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-19 00:39:18,197 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-19 00:39:18,197 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1028862465] [2024-11-19 00:39:18,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1028862465] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 00:39:18,197 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 00:39:18,197 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-19 00:39:18,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487069773] [2024-11-19 00:39:18,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 00:39:18,202 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-19 00:39:18,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-19 00:39:18,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-19 00:39:18,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-19 00:39:18,203 INFO L87 Difference]: Start difference. First operand 123 states and 180 transitions. Second operand has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-19 00:39:18,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 00:39:18,380 INFO L93 Difference]: Finished difference Result 244 states and 359 transitions. [2024-11-19 00:39:18,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-19 00:39:18,382 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 150 [2024-11-19 00:39:18,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 00:39:18,383 INFO L225 Difference]: With dead ends: 244 [2024-11-19 00:39:18,385 INFO L226 Difference]: Without dead ends: 124 [2024-11-19 00:39:18,386 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-19 00:39:18,387 INFO L432 NwaCegarLoop]: 174 mSDtfsCounter, 1 mSDsluCounter, 322 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 496 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-19 00:39:18,389 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 496 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-19 00:39:18,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2024-11-19 00:39:18,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2024-11-19 00:39:18,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 105 states have (on average 1.4) internal successors, (147), 105 states have internal predecessors, (147), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-19 00:39:18,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 181 transitions. [2024-11-19 00:39:18,402 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 181 transitions. Word has length 150 [2024-11-19 00:39:18,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 00:39:18,403 INFO L471 AbstractCegarLoop]: Abstraction has 124 states and 181 transitions. [2024-11-19 00:39:18,403 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-19 00:39:18,403 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 181 transitions. [2024-11-19 00:39:18,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-19 00:39:18,407 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 00:39:18,407 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 00:39:18,419 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2024-11-19 00:39:18,608 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2024-11-19 00:39:18,609 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 00:39:18,609 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 00:39:18,610 INFO L85 PathProgramCache]: Analyzing trace with hash 1132135029, now seen corresponding path program 1 times [2024-11-19 00:39:18,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-19 00:39:18,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1911380464] [2024-11-19 00:39:18,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 00:39:18,611 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 [2024-11-19 00:39:18,611 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-19 00:39:18,614 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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) [2024-11-19 00:39:18,618 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2024-11-19 00:39:19,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 00:39:19,118 INFO L255 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-19 00:39:19,135 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 00:39:39,077 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-19 00:39:39,079 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 665 treesize of output 197 [2024-11-19 00:39:44,194 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 288 proven. 0 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2024-11-19 00:39:44,195 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-19 00:39:44,195 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-19 00:39:44,195 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1911380464] [2024-11-19 00:39:44,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1911380464] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 00:39:44,198 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 00:39:44,198 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-11-19 00:39:44,198 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [450604578] [2024-11-19 00:39:44,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 00:39:44,198 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-19 00:39:44,201 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-19 00:39:44,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-19 00:39:44,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=221, Unknown=0, NotChecked=0, Total=272 [2024-11-19 00:39:44,202 INFO L87 Difference]: Start difference. First operand 124 states and 181 transitions. Second operand has 17 states, 17 states have (on average 4.176470588235294) internal successors, (71), 16 states have internal predecessors, (71), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17)