./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 023d838f 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/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c -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 4eae6e6c8bbb105c3dcf0e7edf73f931915af6d6745ce5116ee35a4a9fee030a --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 00:07:19,131 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 00:07:19,207 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-10 00:07:19,214 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 00:07:19,216 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 00:07:19,251 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 00:07:19,252 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 00:07:19,252 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 00:07:19,253 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 00:07:19,254 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 00:07:19,254 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 00:07:19,254 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 00:07:19,255 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 00:07:19,256 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 00:07:19,256 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 00:07:19,257 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 00:07:19,257 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 00:07:19,257 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 00:07:19,258 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 00:07:19,258 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 00:07:19,259 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 00:07:19,261 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 00:07:19,262 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 00:07:19,262 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 00:07:19,262 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 00:07:19,263 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 00:07:19,263 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 00:07:19,263 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 00:07:19,264 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 00:07:19,264 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 00:07:19,264 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 00:07:19,264 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 00:07:19,265 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 00:07:19,266 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 00:07:19,266 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 00:07:19,267 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 00:07:19,267 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 00:07:19,268 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-10 00:07:19,268 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 00:07:19,268 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 00:07:19,268 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 00:07:19,269 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 00:07:19,269 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4eae6e6c8bbb105c3dcf0e7edf73f931915af6d6745ce5116ee35a4a9fee030a [2024-11-10 00:07:19,610 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 00:07:19,641 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 00:07:19,644 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 00:07:19,645 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 00:07:19,645 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 00:07:19,647 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2024-11-10 00:07:21,280 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 00:07:21,671 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 00:07:21,672 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2024-11-10 00:07:21,693 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/daa2c8b92/17a4e03bbd5844d698583068d7e9f5ca/FLAG7da98e193 [2024-11-10 00:07:21,711 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/daa2c8b92/17a4e03bbd5844d698583068d7e9f5ca [2024-11-10 00:07:21,715 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 00:07:21,716 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 00:07:21,718 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 00:07:21,718 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 00:07:21,725 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 00:07:21,726 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:07:21" (1/1) ... [2024-11-10 00:07:21,728 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15393c0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:07:21, skipping insertion in model container [2024-11-10 00:07:21,728 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:07:21" (1/1) ... [2024-11-10 00:07:21,822 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 00:07:22,383 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/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[26539,26552] [2024-11-10 00:07:22,465 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/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[30716,30729] [2024-11-10 00:07:22,619 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 00:07:22,641 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 00:07:22,793 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/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[26539,26552] [2024-11-10 00:07:22,825 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/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[30716,30729] [2024-11-10 00:07:22,909 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 00:07:22,942 INFO L204 MainTranslator]: Completed translation [2024-11-10 00:07:22,942 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:07:22 WrapperNode [2024-11-10 00:07:22,943 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 00:07:22,944 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 00:07:22,944 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 00:07:22,944 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 00:07:22,952 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:07:22" (1/1) ... [2024-11-10 00:07:22,995 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:07:22" (1/1) ... [2024-11-10 00:07:23,105 INFO L138 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 2704 [2024-11-10 00:07:23,107 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 00:07:23,108 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 00:07:23,108 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 00:07:23,108 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 00:07:23,119 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:07:22" (1/1) ... [2024-11-10 00:07:23,120 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:07:22" (1/1) ... [2024-11-10 00:07:23,133 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:07:22" (1/1) ... [2024-11-10 00:07:23,194 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-10 00:07:23,194 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:07:22" (1/1) ... [2024-11-10 00:07:23,195 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:07:22" (1/1) ... [2024-11-10 00:07:23,242 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:07:22" (1/1) ... [2024-11-10 00:07:23,247 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:07:22" (1/1) ... [2024-11-10 00:07:23,254 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:07:22" (1/1) ... [2024-11-10 00:07:23,262 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:07:22" (1/1) ... [2024-11-10 00:07:23,280 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 00:07:23,281 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 00:07:23,282 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 00:07:23,282 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 00:07:23,283 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:07:22" (1/1) ... [2024-11-10 00:07:23,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 00:07:23,300 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 00:07:23,322 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) [2024-11-10 00:07:23,327 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 [2024-11-10 00:07:23,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 00:07:23,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-10 00:07:23,454 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 00:07:23,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 00:07:23,687 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 00:07:23,689 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 00:07:25,877 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L763: havoc main_~main____CPAchecker_TMP_0~0#1;havoc main_~__tmp_1~0#1, main_~assert__arg~0#1;havoc main_~check__tmp~0#1; [2024-11-10 00:07:25,877 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L763: havoc main_~main____CPAchecker_TMP_0~0#1;havoc main_~__tmp_1~0#1, main_~assert__arg~0#1;havoc main_~check__tmp~0#1; [2024-11-10 00:07:25,877 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L763: havoc main_~main____CPAchecker_TMP_0~0#1;havoc main_~__tmp_1~0#1, main_~assert__arg~0#1;havoc main_~check__tmp~0#1; [2024-11-10 00:07:25,878 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L763: havoc main_~main____CPAchecker_TMP_0~0#1;havoc main_~__tmp_1~0#1, main_~assert__arg~0#1;havoc main_~check__tmp~0#1; [2024-11-10 00:07:25,878 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L763: havoc main_~main____CPAchecker_TMP_0~0#1;havoc main_~__tmp_1~0#1, main_~assert__arg~0#1;havoc main_~check__tmp~0#1; [2024-11-10 00:07:25,878 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L763: havoc main_~main____CPAchecker_TMP_0~0#1;havoc main_~__tmp_1~0#1, main_~assert__arg~0#1;havoc main_~check__tmp~0#1; [2024-11-10 00:07:25,878 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L763: havoc main_~main____CPAchecker_TMP_0~0#1;havoc main_~__tmp_1~0#1, main_~assert__arg~0#1;havoc main_~check__tmp~0#1; [2024-11-10 00:07:25,878 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L763: havoc main_~main____CPAchecker_TMP_0~0#1;havoc main_~__tmp_1~0#1, main_~assert__arg~0#1;havoc main_~check__tmp~0#1; [2024-11-10 00:07:25,878 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L763: havoc main_~main____CPAchecker_TMP_0~0#1;havoc main_~__tmp_1~0#1, main_~assert__arg~0#1;havoc main_~check__tmp~0#1; [2024-11-10 00:07:25,878 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L763: havoc main_~main____CPAchecker_TMP_0~0#1;havoc main_~__tmp_1~0#1, main_~assert__arg~0#1;havoc main_~check__tmp~0#1; [2024-11-10 00:07:25,878 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L763: havoc main_~main____CPAchecker_TMP_0~0#1;havoc main_~__tmp_1~0#1, main_~assert__arg~0#1;havoc main_~check__tmp~0#1; [2024-11-10 00:07:25,878 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L632: havoc main_~node3____CPAchecker_TMP_2~0#1;havoc main_~node3____CPAchecker_TMP_1~0#1; [2024-11-10 00:07:25,878 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L632: havoc main_~node3____CPAchecker_TMP_2~0#1;havoc main_~node3____CPAchecker_TMP_1~0#1; [2024-11-10 00:07:25,879 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L632: havoc main_~node3____CPAchecker_TMP_2~0#1;havoc main_~node3____CPAchecker_TMP_1~0#1; [2024-11-10 00:07:25,879 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L632: havoc main_~node3____CPAchecker_TMP_2~0#1;havoc main_~node3____CPAchecker_TMP_1~0#1; [2024-11-10 00:07:25,879 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L172: havoc main_~init__r121~0#1, main_~init__r131~0#1, main_~init__r141~0#1, main_~init__r211~0#1, main_~init__r231~0#1, main_~init__r241~0#1, main_~init__r311~0#1, main_~init__r321~0#1, main_~init__r341~0#1, main_~init__r411~0#1, main_~init__r421~0#1, main_~init__r431~0#1, main_~init__r122~0#1, main_~init__tmp~0#1, main_~init__r132~0#1, main_~init__tmp___0~0#1, main_~init__r142~0#1, main_~init__tmp___1~0#1, main_~init__r212~0#1, main_~init__tmp___2~0#1, main_~init__r232~0#1, main_~init__tmp___3~0#1, main_~init__r242~0#1, main_~init__tmp___4~0#1, main_~init__r312~0#1, main_~init__tmp___5~0#1, main_~init__r322~0#1, main_~init__tmp___6~0#1, main_~init__r342~0#1, main_~init__tmp___7~0#1, main_~init__r412~0#1, main_~init__tmp___8~0#1, main_~init__r422~0#1, main_~init__tmp___9~0#1, main_~init__r432~0#1, main_~init__tmp___10~0#1, main_~init__r123~0#1, main_~init__tmp___11~0#1, main_~init__r133~0#1, main_~init__tmp___12~0#1, main_~init__r143~0#1, main_~init__tmp___13~0#1, main_~init__r213~0#1, main_~init__tmp___14~0#1, main_~init__r233~0#1, main_~init__tmp___15~0#1, main_~init__r243~0#1, main_~init__tmp___16~0#1, main_~init__r313~0#1, main_~init__tmp___17~0#1, main_~init__r323~0#1, main_~init__tmp___18~0#1, main_~init__r343~0#1, main_~init__tmp___19~0#1, main_~init__r413~0#1, main_~init__tmp___20~0#1, main_~init__r423~0#1, main_~init__tmp___21~0#1, main_~init__r433~0#1, main_~init__tmp___22~0#1, main_~init__tmp___23~0#1; [2024-11-10 00:07:25,879 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1097: havoc main_~node2____CPAchecker_TMP_2~1#1;havoc main_~node2____CPAchecker_TMP_1~1#1; [2024-11-10 00:07:25,879 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1097: havoc main_~node2____CPAchecker_TMP_2~1#1;havoc main_~node2____CPAchecker_TMP_1~1#1; [2024-11-10 00:07:25,879 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1097: havoc main_~node2____CPAchecker_TMP_2~1#1;havoc main_~node2____CPAchecker_TMP_1~1#1; [2024-11-10 00:07:25,879 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1097: havoc main_~node2____CPAchecker_TMP_2~1#1;havoc main_~node2____CPAchecker_TMP_1~1#1; [2024-11-10 00:07:25,879 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L504: havoc main_~node1____CPAchecker_TMP_0~0#1;havoc main_~node1__newmax~0#1; [2024-11-10 00:07:25,880 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L504: havoc main_~node1____CPAchecker_TMP_0~0#1;havoc main_~node1__newmax~0#1; [2024-11-10 00:07:25,880 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L504: havoc main_~node1____CPAchecker_TMP_0~0#1;havoc main_~node1__newmax~0#1; [2024-11-10 00:07:25,880 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L504: havoc main_~node1____CPAchecker_TMP_0~0#1;havoc main_~node1__newmax~0#1; [2024-11-10 00:07:25,880 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2222: havoc main_~node4____CPAchecker_TMP_0~2#1; [2024-11-10 00:07:25,880 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1498: havoc main_~__tmp_4~0#1, main_~assert__arg~3#1;havoc main_~check__tmp~3#1; [2024-11-10 00:07:25,880 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1498: havoc main_~__tmp_4~0#1, main_~assert__arg~3#1;havoc main_~check__tmp~3#1; [2024-11-10 00:07:25,880 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1498: havoc main_~__tmp_4~0#1, main_~assert__arg~3#1;havoc main_~check__tmp~3#1; [2024-11-10 00:07:25,880 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1498: havoc main_~__tmp_4~0#1, main_~assert__arg~3#1;havoc main_~check__tmp~3#1; [2024-11-10 00:07:25,880 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1498: havoc main_~__tmp_4~0#1, main_~assert__arg~3#1;havoc main_~check__tmp~3#1; [2024-11-10 00:07:25,880 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1498: havoc main_~__tmp_4~0#1, main_~assert__arg~3#1;havoc main_~check__tmp~3#1; [2024-11-10 00:07:25,880 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1498: havoc main_~__tmp_4~0#1, main_~assert__arg~3#1;havoc main_~check__tmp~3#1; [2024-11-10 00:07:25,881 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1173: havoc main_~node4____CPAchecker_TMP_0~1#1;havoc main_~node4__newmax~2#1; [2024-11-10 00:07:25,881 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1173: havoc main_~node4____CPAchecker_TMP_0~1#1;havoc main_~node4__newmax~2#1; [2024-11-10 00:07:25,881 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1173: havoc main_~node4____CPAchecker_TMP_0~1#1;havoc main_~node4__newmax~2#1; [2024-11-10 00:07:25,881 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1173: havoc main_~node4____CPAchecker_TMP_0~1#1;havoc main_~node4__newmax~2#1; [2024-11-10 00:07:25,881 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L581: havoc main_~node2____CPAchecker_TMP_2~0#1;havoc main_~node2____CPAchecker_TMP_1~0#1; [2024-11-10 00:07:25,881 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L581: havoc main_~node2____CPAchecker_TMP_2~0#1;havoc main_~node2____CPAchecker_TMP_1~0#1; [2024-11-10 00:07:25,881 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L581: havoc main_~node2____CPAchecker_TMP_2~0#1;havoc main_~node2____CPAchecker_TMP_1~0#1; [2024-11-10 00:07:25,881 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L581: havoc main_~node2____CPAchecker_TMP_2~0#1;havoc main_~node2____CPAchecker_TMP_1~0#1; [2024-11-10 00:07:25,881 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1046: havoc main_~node1____CPAchecker_TMP_2~1#1;havoc main_~node1____CPAchecker_TMP_1~1#1; [2024-11-10 00:07:25,881 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1046: havoc main_~node1____CPAchecker_TMP_2~1#1;havoc main_~node1____CPAchecker_TMP_1~1#1; [2024-11-10 00:07:25,881 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1046: havoc main_~node1____CPAchecker_TMP_2~1#1;havoc main_~node1____CPAchecker_TMP_1~1#1; [2024-11-10 00:07:25,882 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1046: havoc main_~node1____CPAchecker_TMP_2~1#1;havoc main_~node1____CPAchecker_TMP_1~1#1; [2024-11-10 00:07:25,882 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2568: havoc main_~node2____CPAchecker_TMP_2~2#1;havoc main_~node2____CPAchecker_TMP_1~2#1; [2024-11-10 00:07:25,882 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2568: havoc main_~node2____CPAchecker_TMP_2~2#1;havoc main_~node2____CPAchecker_TMP_1~2#1; [2024-11-10 00:07:25,882 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2568: havoc main_~node2____CPAchecker_TMP_2~2#1;havoc main_~node2____CPAchecker_TMP_1~2#1; [2024-11-10 00:07:25,882 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2568: havoc main_~node2____CPAchecker_TMP_2~2#1;havoc main_~node2____CPAchecker_TMP_1~2#1; [2024-11-10 00:07:25,882 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2702: havoc main_~node1____CPAchecker_TMP_0~2#1; [2024-11-10 00:07:25,882 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L657: havoc main_~node4____CPAchecker_TMP_0~0#1;havoc main_~node4__newmax~0#1; [2024-11-10 00:07:25,882 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L657: havoc main_~node4____CPAchecker_TMP_0~0#1;havoc main_~node4__newmax~0#1; [2024-11-10 00:07:25,882 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L657: havoc main_~node4____CPAchecker_TMP_0~0#1;havoc main_~node4__newmax~0#1; [2024-11-10 00:07:25,882 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L657: havoc main_~node4____CPAchecker_TMP_0~0#1;havoc main_~node4__newmax~0#1; [2024-11-10 00:07:25,882 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1122: havoc main_~node3____CPAchecker_TMP_0~1#1;havoc main_~node3__newmax~2#1; [2024-11-10 00:07:25,882 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1122: havoc main_~node3____CPAchecker_TMP_0~1#1;havoc main_~node3__newmax~2#1; [2024-11-10 00:07:25,882 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1122: havoc main_~node3____CPAchecker_TMP_0~1#1;havoc main_~node3__newmax~2#1; [2024-11-10 00:07:25,883 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1122: havoc main_~node3____CPAchecker_TMP_0~1#1;havoc main_~node3__newmax~2#1; [2024-11-10 00:07:25,883 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L530: havoc main_~node1____CPAchecker_TMP_2~0#1;havoc main_~node1____CPAchecker_TMP_1~0#1; [2024-11-10 00:07:25,883 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L530: havoc main_~node1____CPAchecker_TMP_2~0#1;havoc main_~node1____CPAchecker_TMP_1~0#1; [2024-11-10 00:07:25,883 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L530: havoc main_~node1____CPAchecker_TMP_2~0#1;havoc main_~node1____CPAchecker_TMP_1~0#1; [2024-11-10 00:07:25,883 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L530: havoc main_~node1____CPAchecker_TMP_2~0#1;havoc main_~node1____CPAchecker_TMP_1~0#1; [2024-11-10 00:07:25,883 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2248: havoc main_~node4____CPAchecker_TMP_2~2#1;havoc main_~node4____CPAchecker_TMP_1~2#1; [2024-11-10 00:07:25,883 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2248: havoc main_~node4____CPAchecker_TMP_2~2#1;havoc main_~node4____CPAchecker_TMP_1~2#1; [2024-11-10 00:07:25,883 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2248: havoc main_~node4____CPAchecker_TMP_2~2#1;havoc main_~node4____CPAchecker_TMP_1~2#1; [2024-11-10 00:07:25,883 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2248: havoc main_~node4____CPAchecker_TMP_2~2#1;havoc main_~node4____CPAchecker_TMP_1~2#1; [2024-11-10 00:07:25,883 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1324: havoc main_~node2__newmax~3#1; [2024-11-10 00:07:25,883 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2382: havoc main_~node3____CPAchecker_TMP_0~2#1; [2024-11-10 00:07:25,884 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2052: havoc main_~check__tmp~5#1;havoc main_~node4__newmax~5#1; [2024-11-10 00:07:25,884 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2052: havoc main_~check__tmp~5#1;havoc main_~node4__newmax~5#1; [2024-11-10 00:07:25,884 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2052: havoc main_~check__tmp~5#1;havoc main_~node4__newmax~5#1; [2024-11-10 00:07:25,884 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2052: havoc main_~check__tmp~5#1;havoc main_~node4__newmax~5#1; [2024-11-10 00:07:25,884 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2052: havoc main_~check__tmp~5#1;havoc main_~node4__newmax~5#1; [2024-11-10 00:07:25,884 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2052: havoc main_~check__tmp~5#1;havoc main_~node4__newmax~5#1; [2024-11-10 00:07:25,884 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2052: havoc main_~check__tmp~5#1;havoc main_~node4__newmax~5#1; [2024-11-10 00:07:25,884 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2052: havoc main_~check__tmp~5#1;havoc main_~node4__newmax~5#1; [2024-11-10 00:07:25,884 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1657: havoc main_~node2__newmax~4#1; [2024-11-10 00:07:25,884 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1199: havoc main_~node4____CPAchecker_TMP_2~1#1;havoc main_~node4____CPAchecker_TMP_1~1#1; [2024-11-10 00:07:25,884 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1199: havoc main_~node4____CPAchecker_TMP_2~1#1;havoc main_~node4____CPAchecker_TMP_1~1#1; [2024-11-10 00:07:25,884 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1199: havoc main_~node4____CPAchecker_TMP_2~1#1;havoc main_~node4____CPAchecker_TMP_1~1#1; [2024-11-10 00:07:25,885 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1199: havoc main_~node4____CPAchecker_TMP_2~1#1;havoc main_~node4____CPAchecker_TMP_1~1#1; [2024-11-10 00:07:25,885 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1001: havoc main_~main____CPAchecker_TMP_0~1#1;havoc main_~__tmp_2~0#1, main_~assert__arg~1#1;havoc main_~check__tmp~1#1; [2024-11-10 00:07:25,885 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1001: havoc main_~main____CPAchecker_TMP_0~1#1;havoc main_~__tmp_2~0#1, main_~assert__arg~1#1;havoc main_~check__tmp~1#1; [2024-11-10 00:07:25,885 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1001: havoc main_~main____CPAchecker_TMP_0~1#1;havoc main_~__tmp_2~0#1, main_~assert__arg~1#1;havoc main_~check__tmp~1#1; [2024-11-10 00:07:25,885 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1001: havoc main_~main____CPAchecker_TMP_0~1#1;havoc main_~__tmp_2~0#1, main_~assert__arg~1#1;havoc main_~check__tmp~1#1; [2024-11-10 00:07:25,885 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1001: havoc main_~main____CPAchecker_TMP_0~1#1;havoc main_~__tmp_2~0#1, main_~assert__arg~1#1;havoc main_~check__tmp~1#1; [2024-11-10 00:07:25,885 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1001: havoc main_~main____CPAchecker_TMP_0~1#1;havoc main_~__tmp_2~0#1, main_~assert__arg~1#1;havoc main_~check__tmp~1#1; [2024-11-10 00:07:25,885 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1001: havoc main_~main____CPAchecker_TMP_0~1#1;havoc main_~__tmp_2~0#1, main_~assert__arg~1#1;havoc main_~check__tmp~1#1; [2024-11-10 00:07:25,885 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1001: havoc main_~main____CPAchecker_TMP_0~1#1;havoc main_~__tmp_2~0#1, main_~assert__arg~1#1;havoc main_~check__tmp~1#1; [2024-11-10 00:07:25,885 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1001: havoc main_~main____CPAchecker_TMP_0~1#1;havoc main_~__tmp_2~0#1, main_~assert__arg~1#1;havoc main_~check__tmp~1#1; [2024-11-10 00:07:25,885 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1001: havoc main_~main____CPAchecker_TMP_0~1#1;havoc main_~__tmp_2~0#1, main_~assert__arg~1#1;havoc main_~check__tmp~1#1; [2024-11-10 00:07:25,886 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1001: havoc main_~main____CPAchecker_TMP_0~1#1;havoc main_~__tmp_2~0#1, main_~assert__arg~1#1;havoc main_~check__tmp~1#1; [2024-11-10 00:07:25,886 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1860: havoc main_~node1__newmax~4#1;havoc main_~main____CPAchecker_TMP_0~3#1;havoc main_~__tmp_5~0#1, main_~assert__arg~4#1;havoc main_~check__tmp~4#1; [2024-11-10 00:07:25,886 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1860: havoc main_~node1__newmax~4#1;havoc main_~main____CPAchecker_TMP_0~3#1;havoc main_~__tmp_5~0#1, main_~assert__arg~4#1;havoc main_~check__tmp~4#1; [2024-11-10 00:07:25,886 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1860: havoc main_~node1__newmax~4#1;havoc main_~main____CPAchecker_TMP_0~3#1;havoc main_~__tmp_5~0#1, main_~assert__arg~4#1;havoc main_~check__tmp~4#1; [2024-11-10 00:07:25,886 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1860: havoc main_~node1__newmax~4#1;havoc main_~main____CPAchecker_TMP_0~3#1;havoc main_~__tmp_5~0#1, main_~assert__arg~4#1;havoc main_~check__tmp~4#1; [2024-11-10 00:07:25,886 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1860: havoc main_~node1__newmax~4#1;havoc main_~main____CPAchecker_TMP_0~3#1;havoc main_~__tmp_5~0#1, main_~assert__arg~4#1;havoc main_~check__tmp~4#1; [2024-11-10 00:07:25,886 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1860: havoc main_~node1__newmax~4#1;havoc main_~main____CPAchecker_TMP_0~3#1;havoc main_~__tmp_5~0#1, main_~assert__arg~4#1;havoc main_~check__tmp~4#1; [2024-11-10 00:07:25,886 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1860: havoc main_~node1__newmax~4#1;havoc main_~main____CPAchecker_TMP_0~3#1;havoc main_~__tmp_5~0#1, main_~assert__arg~4#1;havoc main_~check__tmp~4#1; [2024-11-10 00:07:25,886 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1860: havoc main_~node1__newmax~4#1;havoc main_~main____CPAchecker_TMP_0~3#1;havoc main_~__tmp_5~0#1, main_~assert__arg~4#1;havoc main_~check__tmp~4#1; [2024-11-10 00:07:25,886 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1860: havoc main_~node1__newmax~4#1;havoc main_~main____CPAchecker_TMP_0~3#1;havoc main_~__tmp_5~0#1, main_~assert__arg~4#1;havoc main_~check__tmp~4#1; [2024-11-10 00:07:25,887 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1860: havoc main_~node1__newmax~4#1;havoc main_~main____CPAchecker_TMP_0~3#1;havoc main_~__tmp_5~0#1, main_~assert__arg~4#1;havoc main_~check__tmp~4#1; [2024-11-10 00:07:25,887 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L606: havoc main_~node3____CPAchecker_TMP_0~0#1;havoc main_~node3__newmax~0#1; [2024-11-10 00:07:25,887 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L606: havoc main_~node3____CPAchecker_TMP_0~0#1;havoc main_~node3__newmax~0#1; [2024-11-10 00:07:25,887 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L606: havoc main_~node3____CPAchecker_TMP_0~0#1;havoc main_~node3__newmax~0#1; [2024-11-10 00:07:25,887 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L606: havoc main_~node3____CPAchecker_TMP_0~0#1;havoc main_~node3__newmax~0#1; [2024-11-10 00:07:25,887 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1071: havoc main_~node2____CPAchecker_TMP_0~1#1;havoc main_~node2__newmax~2#1; [2024-11-10 00:07:25,887 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1071: havoc main_~node2____CPAchecker_TMP_0~1#1;havoc main_~node2__newmax~2#1; [2024-11-10 00:07:25,887 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1071: havoc main_~node2____CPAchecker_TMP_0~1#1;havoc main_~node2__newmax~2#1; [2024-11-10 00:07:25,887 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1071: havoc main_~node2____CPAchecker_TMP_0~1#1;havoc main_~node2__newmax~2#1; [2024-11-10 00:07:25,887 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L809: havoc main_~node2__newmax~1#1;havoc main_~node1__newmax~1#1; [2024-11-10 00:07:25,888 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L809: havoc main_~node2__newmax~1#1;havoc main_~node1__newmax~1#1; [2024-11-10 00:07:25,888 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L809: havoc main_~node2__newmax~1#1;havoc main_~node1__newmax~1#1; [2024-11-10 00:07:25,888 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L809: havoc main_~node2__newmax~1#1;havoc main_~node1__newmax~1#1; [2024-11-10 00:07:25,888 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L809: havoc main_~node2__newmax~1#1;havoc main_~node1__newmax~1#1; [2024-11-10 00:07:25,888 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L809: havoc main_~node2__newmax~1#1;havoc main_~node1__newmax~1#1; [2024-11-10 00:07:25,888 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L809: havoc main_~node2__newmax~1#1;havoc main_~node1__newmax~1#1; [2024-11-10 00:07:25,888 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L809: havoc main_~node2__newmax~1#1;havoc main_~node1__newmax~1#1; [2024-11-10 00:07:25,888 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1406: havoc main_~node4__newmax~3#1;havoc main_~node3__newmax~3#1; [2024-11-10 00:07:25,888 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1406: havoc main_~node4__newmax~3#1;havoc main_~node3__newmax~3#1; [2024-11-10 00:07:25,888 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1406: havoc main_~node4__newmax~3#1;havoc main_~node3__newmax~3#1; [2024-11-10 00:07:25,888 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1406: havoc main_~node4__newmax~3#1;havoc main_~node3__newmax~3#1; [2024-11-10 00:07:25,889 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1406: havoc main_~node4__newmax~3#1;havoc main_~node3__newmax~3#1; [2024-11-10 00:07:25,889 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1406: havoc main_~node4__newmax~3#1;havoc main_~node3__newmax~3#1; [2024-11-10 00:07:25,889 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1406: havoc main_~node4__newmax~3#1;havoc main_~node3__newmax~3#1; [2024-11-10 00:07:25,889 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1406: havoc main_~node4__newmax~3#1;havoc main_~node3__newmax~3#1; [2024-11-10 00:07:25,889 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2728: havoc main_~node1____CPAchecker_TMP_2~2#1;havoc main_~node1____CPAchecker_TMP_1~2#1; [2024-11-10 00:07:25,889 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2728: havoc main_~node1____CPAchecker_TMP_2~2#1;havoc main_~node1____CPAchecker_TMP_1~2#1; [2024-11-10 00:07:25,889 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2728: havoc main_~node1____CPAchecker_TMP_2~2#1;havoc main_~node1____CPAchecker_TMP_1~2#1; [2024-11-10 00:07:25,889 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2728: havoc main_~node1____CPAchecker_TMP_2~2#1;havoc main_~node1____CPAchecker_TMP_1~2#1; [2024-11-10 00:07:25,889 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1739: havoc main_~node4__newmax~4#1;havoc main_~node3__newmax~4#1; [2024-11-10 00:07:25,889 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1739: havoc main_~node4__newmax~4#1;havoc main_~node3__newmax~4#1; [2024-11-10 00:07:25,890 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1739: havoc main_~node4__newmax~4#1;havoc main_~node3__newmax~4#1; [2024-11-10 00:07:25,890 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1739: havoc main_~node4__newmax~4#1;havoc main_~node3__newmax~4#1; [2024-11-10 00:07:25,890 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1739: havoc main_~node4__newmax~4#1;havoc main_~node3__newmax~4#1; [2024-11-10 00:07:25,890 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1739: havoc main_~node4__newmax~4#1;havoc main_~node3__newmax~4#1; [2024-11-10 00:07:25,890 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1739: havoc main_~node4__newmax~4#1;havoc main_~node3__newmax~4#1; [2024-11-10 00:07:25,890 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1739: havoc main_~node4__newmax~4#1;havoc main_~node3__newmax~4#1; [2024-11-10 00:07:25,890 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L683: havoc main_~node4____CPAchecker_TMP_2~0#1;havoc main_~node4____CPAchecker_TMP_1~0#1; [2024-11-10 00:07:25,890 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L683: havoc main_~node4____CPAchecker_TMP_2~0#1;havoc main_~node4____CPAchecker_TMP_1~0#1; [2024-11-10 00:07:25,891 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L683: havoc main_~node4____CPAchecker_TMP_2~0#1;havoc main_~node4____CPAchecker_TMP_1~0#1; [2024-11-10 00:07:25,891 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L683: havoc main_~node4____CPAchecker_TMP_2~0#1;havoc main_~node4____CPAchecker_TMP_1~0#1; [2024-11-10 00:07:25,891 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1148: havoc main_~node3____CPAchecker_TMP_2~1#1;havoc main_~node3____CPAchecker_TMP_1~1#1; [2024-11-10 00:07:25,891 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1148: havoc main_~node3____CPAchecker_TMP_2~1#1;havoc main_~node3____CPAchecker_TMP_1~1#1; [2024-11-10 00:07:25,891 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1148: havoc main_~node3____CPAchecker_TMP_2~1#1;havoc main_~node3____CPAchecker_TMP_1~1#1; [2024-11-10 00:07:25,891 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1148: havoc main_~node3____CPAchecker_TMP_2~1#1;havoc main_~node3____CPAchecker_TMP_1~1#1; [2024-11-10 00:07:25,891 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L555: havoc main_~node2____CPAchecker_TMP_0~0#1;havoc main_~node2__newmax~0#1; [2024-11-10 00:07:25,891 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L555: havoc main_~node2____CPAchecker_TMP_0~0#1;havoc main_~node2__newmax~0#1; [2024-11-10 00:07:25,891 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L555: havoc main_~node2____CPAchecker_TMP_0~0#1;havoc main_~node2__newmax~0#1; [2024-11-10 00:07:25,891 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L555: havoc main_~node2____CPAchecker_TMP_0~0#1;havoc main_~node2__newmax~0#1; [2024-11-10 00:07:25,891 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1944: havoc main_~node3__newmax~5#1;havoc main_~node2__newmax~5#1; [2024-11-10 00:07:25,892 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1944: havoc main_~node3__newmax~5#1;havoc main_~node2__newmax~5#1; [2024-11-10 00:07:25,892 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1944: havoc main_~node3__newmax~5#1;havoc main_~node2__newmax~5#1; [2024-11-10 00:07:25,892 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1944: havoc main_~node3__newmax~5#1;havoc main_~node2__newmax~5#1; [2024-11-10 00:07:25,892 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1944: havoc main_~node3__newmax~5#1;havoc main_~node2__newmax~5#1; [2024-11-10 00:07:25,892 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1944: havoc main_~node3__newmax~5#1;havoc main_~node2__newmax~5#1; [2024-11-10 00:07:25,892 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1944: havoc main_~node3__newmax~5#1;havoc main_~node2__newmax~5#1; [2024-11-10 00:07:25,892 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1944: havoc main_~node3__newmax~5#1;havoc main_~node2__newmax~5#1; [2024-11-10 00:07:25,892 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1284: havoc main_~node1__newmax~3#1;havoc main_~main____CPAchecker_TMP_0~2#1;havoc main_~__tmp_3~0#1, main_~assert__arg~2#1;havoc main_~check__tmp~2#1; [2024-11-10 00:07:25,892 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1284: havoc main_~node1__newmax~3#1;havoc main_~main____CPAchecker_TMP_0~2#1;havoc main_~__tmp_3~0#1, main_~assert__arg~2#1;havoc main_~check__tmp~2#1; [2024-11-10 00:07:25,892 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1284: havoc main_~node1__newmax~3#1;havoc main_~main____CPAchecker_TMP_0~2#1;havoc main_~__tmp_3~0#1, main_~assert__arg~2#1;havoc main_~check__tmp~2#1; [2024-11-10 00:07:25,892 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1284: havoc main_~node1__newmax~3#1;havoc main_~main____CPAchecker_TMP_0~2#1;havoc main_~__tmp_3~0#1, main_~assert__arg~2#1;havoc main_~check__tmp~2#1; [2024-11-10 00:07:25,892 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1284: havoc main_~node1__newmax~3#1;havoc main_~main____CPAchecker_TMP_0~2#1;havoc main_~__tmp_3~0#1, main_~assert__arg~2#1;havoc main_~check__tmp~2#1; [2024-11-10 00:07:25,893 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1284: havoc main_~node1__newmax~3#1;havoc main_~main____CPAchecker_TMP_0~2#1;havoc main_~__tmp_3~0#1, main_~assert__arg~2#1;havoc main_~check__tmp~2#1; [2024-11-10 00:07:25,893 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1284: havoc main_~node1__newmax~3#1;havoc main_~main____CPAchecker_TMP_0~2#1;havoc main_~__tmp_3~0#1, main_~assert__arg~2#1;havoc main_~check__tmp~2#1; [2024-11-10 00:07:25,893 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1284: havoc main_~node1__newmax~3#1;havoc main_~main____CPAchecker_TMP_0~2#1;havoc main_~__tmp_3~0#1, main_~assert__arg~2#1;havoc main_~check__tmp~2#1; [2024-11-10 00:07:25,893 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1284: havoc main_~node1__newmax~3#1;havoc main_~main____CPAchecker_TMP_0~2#1;havoc main_~__tmp_3~0#1, main_~assert__arg~2#1;havoc main_~check__tmp~2#1; [2024-11-10 00:07:25,893 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1284: havoc main_~node1__newmax~3#1;havoc main_~main____CPAchecker_TMP_0~2#1;havoc main_~__tmp_3~0#1, main_~assert__arg~2#1;havoc main_~check__tmp~2#1; [2024-11-10 00:07:25,893 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1284: havoc main_~node1__newmax~3#1;havoc main_~main____CPAchecker_TMP_0~2#1;havoc main_~__tmp_3~0#1, main_~assert__arg~2#1;havoc main_~check__tmp~2#1; [2024-11-10 00:07:25,893 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1020: havoc main_~node1____CPAchecker_TMP_0~1#1;havoc main_~node1__newmax~2#1; [2024-11-10 00:07:25,893 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1020: havoc main_~node1____CPAchecker_TMP_0~1#1;havoc main_~node1__newmax~2#1; [2024-11-10 00:07:25,893 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1020: havoc main_~node1____CPAchecker_TMP_0~1#1;havoc main_~node1__newmax~2#1; [2024-11-10 00:07:25,893 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1020: havoc main_~node1____CPAchecker_TMP_0~1#1;havoc main_~node1__newmax~2#1; [2024-11-10 00:07:25,893 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2408: havoc main_~node3____CPAchecker_TMP_2~2#1;havoc main_~node3____CPAchecker_TMP_1~2#1; [2024-11-10 00:07:25,893 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2408: havoc main_~node3____CPAchecker_TMP_2~2#1;havoc main_~node3____CPAchecker_TMP_1~2#1; [2024-11-10 00:07:25,893 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2408: havoc main_~node3____CPAchecker_TMP_2~2#1;havoc main_~node3____CPAchecker_TMP_1~2#1; [2024-11-10 00:07:25,894 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2408: havoc main_~node3____CPAchecker_TMP_2~2#1;havoc main_~node3____CPAchecker_TMP_1~2#1; [2024-11-10 00:07:25,894 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2542: havoc main_~node2____CPAchecker_TMP_0~2#1; [2024-11-10 00:07:25,894 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L891: havoc main_~node4__newmax~1#1;havoc main_~node3__newmax~1#1; [2024-11-10 00:07:25,894 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L891: havoc main_~node4__newmax~1#1;havoc main_~node3__newmax~1#1; [2024-11-10 00:07:25,894 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L891: havoc main_~node4__newmax~1#1;havoc main_~node3__newmax~1#1; [2024-11-10 00:07:25,896 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L891: havoc main_~node4__newmax~1#1;havoc main_~node3__newmax~1#1; [2024-11-10 00:07:25,896 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L891: havoc main_~node4__newmax~1#1;havoc main_~node3__newmax~1#1; [2024-11-10 00:07:25,896 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L891: havoc main_~node4__newmax~1#1;havoc main_~node3__newmax~1#1; [2024-11-10 00:07:25,896 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L891: havoc main_~node4__newmax~1#1;havoc main_~node3__newmax~1#1; [2024-11-10 00:07:25,896 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L891: havoc main_~node4__newmax~1#1;havoc main_~node3__newmax~1#1; [2024-11-10 00:07:26,223 INFO L? ?]: Removed 196 outVars from TransFormulas that were not future-live. [2024-11-10 00:07:26,224 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 00:07:26,265 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 00:07:26,269 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 00:07:26,270 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 12:07:26 BoogieIcfgContainer [2024-11-10 00:07:26,271 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 00:07:26,273 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 00:07:26,274 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 00:07:26,278 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 00:07:26,278 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 12:07:21" (1/3) ... [2024-11-10 00:07:26,279 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bf77eee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 12:07:26, skipping insertion in model container [2024-11-10 00:07:26,279 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:07:22" (2/3) ... [2024-11-10 00:07:26,279 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bf77eee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 12:07:26, skipping insertion in model container [2024-11-10 00:07:26,280 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 12:07:26" (3/3) ... [2024-11-10 00:07:26,282 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2024-11-10 00:07:26,304 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 00:07:26,304 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-10 00:07:26,426 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 00:07:26,434 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;@7323bf44, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 00:07:26,435 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-10 00:07:26,448 INFO L276 IsEmpty]: Start isEmpty. Operand has 786 states, 783 states have (on average 1.6781609195402298) internal successors, (1314), 785 states have internal predecessors, (1314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:26,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2024-11-10 00:07:26,479 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 00:07:26,480 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 00:07:26,481 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 00:07:26,487 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 00:07:26,488 INFO L85 PathProgramCache]: Analyzing trace with hash 546922297, now seen corresponding path program 1 times [2024-11-10 00:07:26,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 00:07:26,498 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [55995348] [2024-11-10 00:07:26,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 00:07:26,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 00:07:27,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 00:07:28,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 00:07:28,768 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 00:07:28,768 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [55995348] [2024-11-10 00:07:28,769 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [55995348] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 00:07:28,769 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 00:07:28,770 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 00:07:28,771 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1440750726] [2024-11-10 00:07:28,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 00:07:28,778 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 00:07:28,779 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 00:07:28,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 00:07:28,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-10 00:07:28,814 INFO L87 Difference]: Start difference. First operand has 786 states, 783 states have (on average 1.6781609195402298) internal successors, (1314), 785 states have internal predecessors, (1314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 68.75) internal successors, (275), 4 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:29,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 00:07:29,253 INFO L93 Difference]: Finished difference Result 3806 states and 6377 transitions. [2024-11-10 00:07:29,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-10 00:07:29,256 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 68.75) internal successors, (275), 4 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 275 [2024-11-10 00:07:29,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 00:07:29,290 INFO L225 Difference]: With dead ends: 3806 [2024-11-10 00:07:29,290 INFO L226 Difference]: Without dead ends: 3025 [2024-11-10 00:07:29,304 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 [2024-11-10 00:07:29,308 INFO L432 NwaCegarLoop]: 1868 mSDtfsCounter, 4289 mSDsluCounter, 2900 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4289 SdHoareTripleChecker+Valid, 4768 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-10 00:07:29,310 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4289 Valid, 4768 Invalid, 122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-10 00:07:29,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3025 states. [2024-11-10 00:07:29,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3025 to 1490. [2024-11-10 00:07:29,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1490 states, 1488 states have (on average 1.4845430107526882) internal successors, (2209), 1489 states have internal predecessors, (2209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:29,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1490 states to 1490 states and 2209 transitions. [2024-11-10 00:07:29,455 INFO L78 Accepts]: Start accepts. Automaton has 1490 states and 2209 transitions. Word has length 275 [2024-11-10 00:07:29,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 00:07:29,456 INFO L471 AbstractCegarLoop]: Abstraction has 1490 states and 2209 transitions. [2024-11-10 00:07:29,457 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 68.75) internal successors, (275), 4 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:29,457 INFO L276 IsEmpty]: Start isEmpty. Operand 1490 states and 2209 transitions. [2024-11-10 00:07:29,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2024-11-10 00:07:29,471 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 00:07:29,472 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 00:07:29,472 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-10 00:07:29,473 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 00:07:29,473 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 00:07:29,473 INFO L85 PathProgramCache]: Analyzing trace with hash 1262187677, now seen corresponding path program 1 times [2024-11-10 00:07:29,474 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 00:07:29,474 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403569821] [2024-11-10 00:07:29,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 00:07:29,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 00:07:29,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 00:07:29,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 00:07:29,828 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 00:07:29,828 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1403569821] [2024-11-10 00:07:29,829 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1403569821] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 00:07:29,829 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 00:07:29,829 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 00:07:29,829 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441952404] [2024-11-10 00:07:29,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 00:07:29,870 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 00:07:29,871 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 00:07:29,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 00:07:29,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 00:07:29,874 INFO L87 Difference]: Start difference. First operand 1490 states and 2209 transitions. Second operand has 3 states, 3 states have (on average 92.33333333333333) internal successors, (277), 3 states have internal predecessors, (277), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:29,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 00:07:29,997 INFO L93 Difference]: Finished difference Result 4256 states and 6283 transitions. [2024-11-10 00:07:29,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 00:07:29,998 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 92.33333333333333) internal successors, (277), 3 states have internal predecessors, (277), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 277 [2024-11-10 00:07:29,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 00:07:30,016 INFO L225 Difference]: With dead ends: 4256 [2024-11-10 00:07:30,017 INFO L226 Difference]: Without dead ends: 2931 [2024-11-10 00:07:30,021 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 00:07:30,022 INFO L432 NwaCegarLoop]: 2252 mSDtfsCounter, 1015 mSDsluCounter, 1108 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1015 SdHoareTripleChecker+Valid, 3360 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 00:07:30,023 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1015 Valid, 3360 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 00:07:30,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2931 states. [2024-11-10 00:07:30,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2931 to 2892. [2024-11-10 00:07:30,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2892 states, 2890 states have (on average 1.4768166089965398) internal successors, (4268), 2891 states have internal predecessors, (4268), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:30,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2892 states to 2892 states and 4268 transitions. [2024-11-10 00:07:30,111 INFO L78 Accepts]: Start accepts. Automaton has 2892 states and 4268 transitions. Word has length 277 [2024-11-10 00:07:30,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 00:07:30,114 INFO L471 AbstractCegarLoop]: Abstraction has 2892 states and 4268 transitions. [2024-11-10 00:07:30,115 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 92.33333333333333) internal successors, (277), 3 states have internal predecessors, (277), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:30,116 INFO L276 IsEmpty]: Start isEmpty. Operand 2892 states and 4268 transitions. [2024-11-10 00:07:30,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2024-11-10 00:07:30,125 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 00:07:30,126 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 00:07:30,126 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-10 00:07:30,127 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 00:07:30,131 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 00:07:30,132 INFO L85 PathProgramCache]: Analyzing trace with hash 811035699, now seen corresponding path program 1 times [2024-11-10 00:07:30,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 00:07:30,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1856847346] [2024-11-10 00:07:30,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 00:07:30,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 00:07:30,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 00:07:30,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 00:07:30,348 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 00:07:30,349 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1856847346] [2024-11-10 00:07:30,349 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1856847346] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 00:07:30,349 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 00:07:30,349 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 00:07:30,350 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [433443439] [2024-11-10 00:07:30,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 00:07:30,351 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 00:07:30,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 00:07:30,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 00:07:30,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 00:07:30,354 INFO L87 Difference]: Start difference. First operand 2892 states and 4268 transitions. Second operand has 3 states, 3 states have (on average 92.66666666666667) internal successors, (278), 3 states have internal predecessors, (278), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:30,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 00:07:30,454 INFO L93 Difference]: Finished difference Result 8585 states and 12664 transitions. [2024-11-10 00:07:30,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 00:07:30,455 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 92.66666666666667) internal successors, (278), 3 states have internal predecessors, (278), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 278 [2024-11-10 00:07:30,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 00:07:30,476 INFO L225 Difference]: With dead ends: 8585 [2024-11-10 00:07:30,477 INFO L226 Difference]: Without dead ends: 5743 [2024-11-10 00:07:30,485 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 00:07:30,487 INFO L432 NwaCegarLoop]: 2297 mSDtfsCounter, 1146 mSDsluCounter, 1147 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1146 SdHoareTripleChecker+Valid, 3444 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 00:07:30,487 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1146 Valid, 3444 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 00:07:30,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5743 states. [2024-11-10 00:07:30,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5743 to 2917. [2024-11-10 00:07:30,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2917 states, 2915 states have (on average 1.4758147512864495) internal successors, (4302), 2916 states have internal predecessors, (4302), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:30,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2917 states to 2917 states and 4302 transitions. [2024-11-10 00:07:30,601 INFO L78 Accepts]: Start accepts. Automaton has 2917 states and 4302 transitions. Word has length 278 [2024-11-10 00:07:30,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 00:07:30,602 INFO L471 AbstractCegarLoop]: Abstraction has 2917 states and 4302 transitions. [2024-11-10 00:07:30,602 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 92.66666666666667) internal successors, (278), 3 states have internal predecessors, (278), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:30,602 INFO L276 IsEmpty]: Start isEmpty. Operand 2917 states and 4302 transitions. [2024-11-10 00:07:30,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2024-11-10 00:07:30,631 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 00:07:30,632 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 00:07:30,632 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-10 00:07:30,632 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 00:07:30,633 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 00:07:30,633 INFO L85 PathProgramCache]: Analyzing trace with hash -158984148, now seen corresponding path program 1 times [2024-11-10 00:07:30,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 00:07:30,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [594412467] [2024-11-10 00:07:30,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 00:07:30,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 00:07:30,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 00:07:30,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 00:07:30,855 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 00:07:30,856 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [594412467] [2024-11-10 00:07:30,856 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [594412467] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 00:07:30,856 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 00:07:30,856 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 00:07:30,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1836365758] [2024-11-10 00:07:30,857 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 00:07:30,857 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 00:07:30,857 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 00:07:30,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 00:07:30,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 00:07:30,859 INFO L87 Difference]: Start difference. First operand 2917 states and 4302 transitions. Second operand has 3 states, 3 states have (on average 93.0) internal successors, (279), 3 states have internal predecessors, (279), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:31,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 00:07:31,003 INFO L93 Difference]: Finished difference Result 5833 states and 8663 transitions. [2024-11-10 00:07:31,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 00:07:31,004 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 93.0) internal successors, (279), 3 states have internal predecessors, (279), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 279 [2024-11-10 00:07:31,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 00:07:31,020 INFO L225 Difference]: With dead ends: 5833 [2024-11-10 00:07:31,020 INFO L226 Difference]: Without dead ends: 3911 [2024-11-10 00:07:31,026 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 00:07:31,027 INFO L432 NwaCegarLoop]: 1545 mSDtfsCounter, 583 mSDsluCounter, 937 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 583 SdHoareTripleChecker+Valid, 2482 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 00:07:31,028 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [583 Valid, 2482 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 00:07:31,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3911 states. [2024-11-10 00:07:31,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3911 to 3511. [2024-11-10 00:07:31,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3511 states, 3509 states have (on average 1.4858934169278997) internal successors, (5214), 3510 states have internal predecessors, (5214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:31,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3511 states to 3511 states and 5214 transitions. [2024-11-10 00:07:31,137 INFO L78 Accepts]: Start accepts. Automaton has 3511 states and 5214 transitions. Word has length 279 [2024-11-10 00:07:31,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 00:07:31,137 INFO L471 AbstractCegarLoop]: Abstraction has 3511 states and 5214 transitions. [2024-11-10 00:07:31,138 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 93.0) internal successors, (279), 3 states have internal predecessors, (279), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:31,138 INFO L276 IsEmpty]: Start isEmpty. Operand 3511 states and 5214 transitions. [2024-11-10 00:07:31,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2024-11-10 00:07:31,147 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 00:07:31,147 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 00:07:31,148 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-10 00:07:31,149 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 00:07:31,149 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 00:07:31,149 INFO L85 PathProgramCache]: Analyzing trace with hash 909271589, now seen corresponding path program 1 times [2024-11-10 00:07:31,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 00:07:31,150 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [717985277] [2024-11-10 00:07:31,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 00:07:31,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 00:07:31,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 00:07:31,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 00:07:31,378 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 00:07:31,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [717985277] [2024-11-10 00:07:31,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [717985277] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 00:07:31,380 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 00:07:31,380 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 00:07:31,382 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [51858942] [2024-11-10 00:07:31,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 00:07:31,383 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 00:07:31,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 00:07:31,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 00:07:31,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 00:07:31,387 INFO L87 Difference]: Start difference. First operand 3511 states and 5214 transitions. Second operand has 3 states, 3 states have (on average 93.0) internal successors, (279), 3 states have internal predecessors, (279), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:31,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 00:07:31,509 INFO L93 Difference]: Finished difference Result 6966 states and 10343 transitions. [2024-11-10 00:07:31,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 00:07:31,510 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 93.0) internal successors, (279), 3 states have internal predecessors, (279), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 279 [2024-11-10 00:07:31,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 00:07:31,524 INFO L225 Difference]: With dead ends: 6966 [2024-11-10 00:07:31,525 INFO L226 Difference]: Without dead ends: 3531 [2024-11-10 00:07:31,531 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 00:07:31,534 INFO L432 NwaCegarLoop]: 1170 mSDtfsCounter, 6 mSDsluCounter, 1154 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 2324 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 00:07:31,535 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 2324 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 00:07:31,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3531 states. [2024-11-10 00:07:31,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3531 to 3531. [2024-11-10 00:07:31,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3531 states, 3529 states have (on average 1.4839897988098611) internal successors, (5237), 3530 states have internal predecessors, (5237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:31,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3531 states to 3531 states and 5237 transitions. [2024-11-10 00:07:31,643 INFO L78 Accepts]: Start accepts. Automaton has 3531 states and 5237 transitions. Word has length 279 [2024-11-10 00:07:31,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 00:07:31,644 INFO L471 AbstractCegarLoop]: Abstraction has 3531 states and 5237 transitions. [2024-11-10 00:07:31,644 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 93.0) internal successors, (279), 3 states have internal predecessors, (279), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:31,645 INFO L276 IsEmpty]: Start isEmpty. Operand 3531 states and 5237 transitions. [2024-11-10 00:07:31,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2024-11-10 00:07:31,653 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 00:07:31,653 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 00:07:31,654 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-10 00:07:31,654 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 00:07:31,655 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 00:07:31,655 INFO L85 PathProgramCache]: Analyzing trace with hash -1167346074, now seen corresponding path program 1 times [2024-11-10 00:07:31,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 00:07:31,655 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [982432399] [2024-11-10 00:07:31,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 00:07:31,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 00:07:31,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 00:07:31,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 00:07:31,902 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 00:07:31,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [982432399] [2024-11-10 00:07:31,902 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [982432399] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 00:07:31,902 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 00:07:31,902 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 00:07:31,902 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1094231385] [2024-11-10 00:07:31,902 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 00:07:31,903 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 00:07:31,903 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 00:07:31,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 00:07:31,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 00:07:31,905 INFO L87 Difference]: Start difference. First operand 3531 states and 5237 transitions. Second operand has 3 states, 3 states have (on average 93.66666666666667) internal successors, (281), 3 states have internal predecessors, (281), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:32,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 00:07:32,026 INFO L93 Difference]: Finished difference Result 7343 states and 10998 transitions. [2024-11-10 00:07:32,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 00:07:32,027 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 93.66666666666667) internal successors, (281), 3 states have internal predecessors, (281), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 281 [2024-11-10 00:07:32,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 00:07:32,046 INFO L225 Difference]: With dead ends: 7343 [2024-11-10 00:07:32,047 INFO L226 Difference]: Without dead ends: 4997 [2024-11-10 00:07:32,053 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 00:07:32,054 INFO L432 NwaCegarLoop]: 1541 mSDtfsCounter, 594 mSDsluCounter, 904 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 594 SdHoareTripleChecker+Valid, 2445 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 00:07:32,054 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [594 Valid, 2445 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 00:07:32,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4997 states. [2024-11-10 00:07:32,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4997 to 4617. [2024-11-10 00:07:32,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4617 states, 4615 states have (on average 1.49534127843987) internal successors, (6901), 4616 states have internal predecessors, (6901), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:32,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4617 states to 4617 states and 6901 transitions. [2024-11-10 00:07:32,180 INFO L78 Accepts]: Start accepts. Automaton has 4617 states and 6901 transitions. Word has length 281 [2024-11-10 00:07:32,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 00:07:32,181 INFO L471 AbstractCegarLoop]: Abstraction has 4617 states and 6901 transitions. [2024-11-10 00:07:32,182 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 93.66666666666667) internal successors, (281), 3 states have internal predecessors, (281), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:32,182 INFO L276 IsEmpty]: Start isEmpty. Operand 4617 states and 6901 transitions. [2024-11-10 00:07:32,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2024-11-10 00:07:32,190 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 00:07:32,190 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 00:07:32,190 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-10 00:07:32,190 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 00:07:32,191 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 00:07:32,191 INFO L85 PathProgramCache]: Analyzing trace with hash -1194656987, now seen corresponding path program 1 times [2024-11-10 00:07:32,191 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 00:07:32,191 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [321565106] [2024-11-10 00:07:32,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 00:07:32,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 00:07:32,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 00:07:32,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 00:07:32,485 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 00:07:32,485 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [321565106] [2024-11-10 00:07:32,485 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [321565106] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 00:07:32,485 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 00:07:32,488 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 00:07:32,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880722783] [2024-11-10 00:07:32,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 00:07:32,488 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 00:07:32,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 00:07:32,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 00:07:32,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 00:07:32,492 INFO L87 Difference]: Start difference. First operand 4617 states and 6901 transitions. Second operand has 3 states, 3 states have (on average 93.66666666666667) internal successors, (281), 3 states have internal predecessors, (281), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:32,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 00:07:32,654 INFO L93 Difference]: Finished difference Result 13245 states and 19748 transitions. [2024-11-10 00:07:32,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 00:07:32,655 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 93.66666666666667) internal successors, (281), 3 states have internal predecessors, (281), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 281 [2024-11-10 00:07:32,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 00:07:32,697 INFO L225 Difference]: With dead ends: 13245 [2024-11-10 00:07:32,697 INFO L226 Difference]: Without dead ends: 8943 [2024-11-10 00:07:32,707 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 00:07:32,708 INFO L432 NwaCegarLoop]: 2247 mSDtfsCounter, 1001 mSDsluCounter, 1102 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1001 SdHoareTripleChecker+Valid, 3349 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 00:07:32,708 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1001 Valid, 3349 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 00:07:32,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8943 states. [2024-11-10 00:07:32,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8943 to 8907. [2024-11-10 00:07:32,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8907 states, 8905 states have (on average 1.485682201010668) internal successors, (13230), 8906 states have internal predecessors, (13230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:32,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8907 states to 8907 states and 13230 transitions. [2024-11-10 00:07:32,943 INFO L78 Accepts]: Start accepts. Automaton has 8907 states and 13230 transitions. Word has length 281 [2024-11-10 00:07:32,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 00:07:32,944 INFO L471 AbstractCegarLoop]: Abstraction has 8907 states and 13230 transitions. [2024-11-10 00:07:32,944 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 93.66666666666667) internal successors, (281), 3 states have internal predecessors, (281), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:32,944 INFO L276 IsEmpty]: Start isEmpty. Operand 8907 states and 13230 transitions. [2024-11-10 00:07:32,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2024-11-10 00:07:32,958 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 00:07:32,958 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 00:07:32,958 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-10 00:07:32,959 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 00:07:32,959 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 00:07:32,959 INFO L85 PathProgramCache]: Analyzing trace with hash -1880424605, now seen corresponding path program 1 times [2024-11-10 00:07:32,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 00:07:32,959 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1413134959] [2024-11-10 00:07:32,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 00:07:32,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 00:07:33,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 00:07:34,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 00:07:34,052 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 00:07:34,052 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1413134959] [2024-11-10 00:07:34,052 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1413134959] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 00:07:34,052 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 00:07:34,053 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 00:07:34,053 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2104104687] [2024-11-10 00:07:34,053 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 00:07:34,054 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 00:07:34,054 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 00:07:34,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 00:07:34,055 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-10 00:07:34,055 INFO L87 Difference]: Start difference. First operand 8907 states and 13230 transitions. Second operand has 4 states, 4 states have (on average 70.25) internal successors, (281), 4 states have internal predecessors, (281), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:34,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 00:07:34,218 INFO L93 Difference]: Finished difference Result 25477 states and 37753 transitions. [2024-11-10 00:07:34,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-10 00:07:34,219 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 70.25) internal successors, (281), 4 states have internal predecessors, (281), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 281 [2024-11-10 00:07:34,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 00:07:34,258 INFO L225 Difference]: With dead ends: 25477 [2024-11-10 00:07:34,259 INFO L226 Difference]: Without dead ends: 17286 [2024-11-10 00:07:34,279 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 [2024-11-10 00:07:34,280 INFO L432 NwaCegarLoop]: 2286 mSDtfsCounter, 1107 mSDsluCounter, 3429 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1107 SdHoareTripleChecker+Valid, 5715 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 00:07:34,280 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1107 Valid, 5715 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 00:07:34,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17286 states. [2024-11-10 00:07:34,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17286 to 9223. [2024-11-10 00:07:34,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9223 states, 9221 states have (on average 1.4856306257455807) internal successors, (13699), 9222 states have internal predecessors, (13699), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:34,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9223 states to 9223 states and 13699 transitions. [2024-11-10 00:07:34,633 INFO L78 Accepts]: Start accepts. Automaton has 9223 states and 13699 transitions. Word has length 281 [2024-11-10 00:07:34,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 00:07:34,633 INFO L471 AbstractCegarLoop]: Abstraction has 9223 states and 13699 transitions. [2024-11-10 00:07:34,634 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 70.25) internal successors, (281), 4 states have internal predecessors, (281), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:34,635 INFO L276 IsEmpty]: Start isEmpty. Operand 9223 states and 13699 transitions. [2024-11-10 00:07:34,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2024-11-10 00:07:34,649 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 00:07:34,650 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 00:07:34,650 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-10 00:07:34,650 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 00:07:34,651 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 00:07:34,651 INFO L85 PathProgramCache]: Analyzing trace with hash -734540327, now seen corresponding path program 1 times [2024-11-10 00:07:34,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 00:07:34,652 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [925414767] [2024-11-10 00:07:34,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 00:07:34,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 00:07:34,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 00:07:35,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 00:07:35,920 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 00:07:35,921 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [925414767] [2024-11-10 00:07:35,921 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [925414767] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 00:07:35,921 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 00:07:35,921 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-10 00:07:35,921 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077962584] [2024-11-10 00:07:35,921 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 00:07:35,922 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-10 00:07:35,922 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 00:07:35,923 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-10 00:07:35,923 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2024-11-10 00:07:35,924 INFO L87 Difference]: Start difference. First operand 9223 states and 13699 transitions. Second operand has 9 states, 9 states have (on average 31.333333333333332) internal successors, (282), 8 states have internal predecessors, (282), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:37,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 00:07:37,704 INFO L93 Difference]: Finished difference Result 34681 states and 52357 transitions. [2024-11-10 00:07:37,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-10 00:07:37,705 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 31.333333333333332) internal successors, (282), 8 states have internal predecessors, (282), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 282 [2024-11-10 00:07:37,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 00:07:37,774 INFO L225 Difference]: With dead ends: 34681 [2024-11-10 00:07:37,774 INFO L226 Difference]: Without dead ends: 27798 [2024-11-10 00:07:37,799 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=121, Invalid=221, Unknown=0, NotChecked=0, Total=342 [2024-11-10 00:07:37,801 INFO L432 NwaCegarLoop]: 933 mSDtfsCounter, 10026 mSDsluCounter, 4865 mSDsCounter, 0 mSdLazyCounter, 1375 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10026 SdHoareTripleChecker+Valid, 5798 SdHoareTripleChecker+Invalid, 1497 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 1375 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-10 00:07:37,802 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10026 Valid, 5798 Invalid, 1497 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 1375 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-10 00:07:37,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27798 states. [2024-11-10 00:07:38,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27798 to 19088. [2024-11-10 00:07:38,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19088 states, 19086 states have (on average 1.4821335009954941) internal successors, (28288), 19087 states have internal predecessors, (28288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:38,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19088 states to 19088 states and 28288 transitions. [2024-11-10 00:07:38,354 INFO L78 Accepts]: Start accepts. Automaton has 19088 states and 28288 transitions. Word has length 282 [2024-11-10 00:07:38,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 00:07:38,354 INFO L471 AbstractCegarLoop]: Abstraction has 19088 states and 28288 transitions. [2024-11-10 00:07:38,355 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 31.333333333333332) internal successors, (282), 8 states have internal predecessors, (282), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:38,355 INFO L276 IsEmpty]: Start isEmpty. Operand 19088 states and 28288 transitions. [2024-11-10 00:07:38,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2024-11-10 00:07:38,374 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 00:07:38,375 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 00:07:38,375 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-10 00:07:38,375 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 00:07:38,379 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 00:07:38,380 INFO L85 PathProgramCache]: Analyzing trace with hash -459780713, now seen corresponding path program 1 times [2024-11-10 00:07:38,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 00:07:38,380 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [651689030] [2024-11-10 00:07:38,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 00:07:38,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 00:07:38,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 00:07:39,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 00:07:39,342 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 00:07:39,342 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [651689030] [2024-11-10 00:07:39,342 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [651689030] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 00:07:39,343 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 00:07:39,343 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 00:07:39,343 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1738949893] [2024-11-10 00:07:39,343 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 00:07:39,344 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 00:07:39,344 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 00:07:39,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 00:07:39,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-10 00:07:39,345 INFO L87 Difference]: Start difference. First operand 19088 states and 28288 transitions. Second operand has 4 states, 4 states have (on average 70.5) internal successors, (282), 4 states have internal predecessors, (282), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:39,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 00:07:39,763 INFO L93 Difference]: Finished difference Result 74142 states and 109762 transitions. [2024-11-10 00:07:39,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-10 00:07:39,764 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 70.5) internal successors, (282), 4 states have internal predecessors, (282), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 282 [2024-11-10 00:07:39,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 00:07:39,895 INFO L225 Difference]: With dead ends: 74142 [2024-11-10 00:07:39,896 INFO L226 Difference]: Without dead ends: 55310 [2024-11-10 00:07:39,948 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-10 00:07:39,949 INFO L432 NwaCegarLoop]: 1869 mSDtfsCounter, 2413 mSDsluCounter, 2139 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2413 SdHoareTripleChecker+Valid, 4008 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 00:07:39,951 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2413 Valid, 4008 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 00:07:40,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55310 states. [2024-11-10 00:07:40,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55310 to 37196. [2024-11-10 00:07:40,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37196 states, 37194 states have (on average 1.474296929612303) internal successors, (54835), 37195 states have internal predecessors, (54835), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:41,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37196 states to 37196 states and 54835 transitions. [2024-11-10 00:07:41,055 INFO L78 Accepts]: Start accepts. Automaton has 37196 states and 54835 transitions. Word has length 282 [2024-11-10 00:07:41,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 00:07:41,056 INFO L471 AbstractCegarLoop]: Abstraction has 37196 states and 54835 transitions. [2024-11-10 00:07:41,056 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 70.5) internal successors, (282), 4 states have internal predecessors, (282), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:41,056 INFO L276 IsEmpty]: Start isEmpty. Operand 37196 states and 54835 transitions. [2024-11-10 00:07:41,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-10 00:07:41,091 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 00:07:41,092 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 00:07:41,092 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-10 00:07:41,092 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 00:07:41,093 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 00:07:41,096 INFO L85 PathProgramCache]: Analyzing trace with hash -2059347789, now seen corresponding path program 1 times [2024-11-10 00:07:41,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 00:07:41,096 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1647476542] [2024-11-10 00:07:41,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 00:07:41,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 00:07:41,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 00:07:41,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 00:07:41,491 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 00:07:41,491 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1647476542] [2024-11-10 00:07:41,491 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1647476542] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 00:07:41,491 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 00:07:41,491 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 00:07:41,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [64103253] [2024-11-10 00:07:41,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 00:07:41,492 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 00:07:41,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 00:07:41,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 00:07:41,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 00:07:41,494 INFO L87 Difference]: Start difference. First operand 37196 states and 54835 transitions. Second operand has 3 states, 3 states have (on average 94.66666666666667) internal successors, (284), 3 states have internal predecessors, (284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:42,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 00:07:42,027 INFO L93 Difference]: Finished difference Result 107978 states and 158972 transitions. [2024-11-10 00:07:42,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 00:07:42,028 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 94.66666666666667) internal successors, (284), 3 states have internal predecessors, (284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 284 [2024-11-10 00:07:42,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 00:07:42,224 INFO L225 Difference]: With dead ends: 107978 [2024-11-10 00:07:42,225 INFO L226 Difference]: Without dead ends: 72584 [2024-11-10 00:07:42,301 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 00:07:42,302 INFO L432 NwaCegarLoop]: 1841 mSDtfsCounter, 991 mSDsluCounter, 1096 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 991 SdHoareTripleChecker+Valid, 2937 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-10 00:07:42,302 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [991 Valid, 2937 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-10 00:07:42,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72584 states. [2024-11-10 00:07:43,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72584 to 72556. [2024-11-10 00:07:43,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72556 states, 72554 states have (on average 1.4678446398544531) internal successors, (106498), 72555 states have internal predecessors, (106498), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:44,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72556 states to 72556 states and 106498 transitions. [2024-11-10 00:07:44,329 INFO L78 Accepts]: Start accepts. Automaton has 72556 states and 106498 transitions. Word has length 284 [2024-11-10 00:07:44,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 00:07:44,330 INFO L471 AbstractCegarLoop]: Abstraction has 72556 states and 106498 transitions. [2024-11-10 00:07:44,330 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 94.66666666666667) internal successors, (284), 3 states have internal predecessors, (284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:44,330 INFO L276 IsEmpty]: Start isEmpty. Operand 72556 states and 106498 transitions. [2024-11-10 00:07:44,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2024-11-10 00:07:44,390 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 00:07:44,391 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 00:07:44,391 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-10 00:07:44,391 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 00:07:44,392 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 00:07:44,392 INFO L85 PathProgramCache]: Analyzing trace with hash 1819294857, now seen corresponding path program 1 times [2024-11-10 00:07:44,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 00:07:44,392 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860701327] [2024-11-10 00:07:44,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 00:07:44,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 00:07:44,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 00:07:44,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 00:07:44,571 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 00:07:44,571 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1860701327] [2024-11-10 00:07:44,571 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1860701327] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 00:07:44,571 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 00:07:44,571 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 00:07:44,572 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095946781] [2024-11-10 00:07:44,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 00:07:44,572 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 00:07:44,572 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 00:07:44,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 00:07:44,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 00:07:44,573 INFO L87 Difference]: Start difference. First operand 72556 states and 106498 transitions. Second operand has 3 states, 3 states have (on average 95.66666666666667) internal successors, (287), 3 states have internal predecessors, (287), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:45,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 00:07:45,864 INFO L93 Difference]: Finished difference Result 211874 states and 310702 transitions. [2024-11-10 00:07:45,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 00:07:45,865 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 95.66666666666667) internal successors, (287), 3 states have internal predecessors, (287), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 287 [2024-11-10 00:07:45,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 00:07:46,356 INFO L225 Difference]: With dead ends: 211874 [2024-11-10 00:07:46,356 INFO L226 Difference]: Without dead ends: 142297 [2024-11-10 00:07:46,458 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 00:07:46,459 INFO L432 NwaCegarLoop]: 2111 mSDtfsCounter, 975 mSDsluCounter, 1131 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 975 SdHoareTripleChecker+Valid, 3242 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 00:07:46,461 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [975 Valid, 3242 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 00:07:46,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142297 states. [2024-11-10 00:07:48,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142297 to 73048. [2024-11-10 00:07:48,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73048 states, 73046 states have (on average 1.466746981354215) internal successors, (107140), 73047 states have internal predecessors, (107140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:48,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73048 states to 73048 states and 107140 transitions. [2024-11-10 00:07:48,439 INFO L78 Accepts]: Start accepts. Automaton has 73048 states and 107140 transitions. Word has length 287 [2024-11-10 00:07:48,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 00:07:48,440 INFO L471 AbstractCegarLoop]: Abstraction has 73048 states and 107140 transitions. [2024-11-10 00:07:48,440 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 95.66666666666667) internal successors, (287), 3 states have internal predecessors, (287), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:48,440 INFO L276 IsEmpty]: Start isEmpty. Operand 73048 states and 107140 transitions. [2024-11-10 00:07:48,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2024-11-10 00:07:48,488 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 00:07:48,489 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 00:07:48,489 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-10 00:07:48,490 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 00:07:48,490 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 00:07:48,490 INFO L85 PathProgramCache]: Analyzing trace with hash 998802588, now seen corresponding path program 1 times [2024-11-10 00:07:48,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 00:07:48,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [253565389] [2024-11-10 00:07:48,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 00:07:48,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 00:07:48,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 00:07:48,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 00:07:48,709 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 00:07:48,709 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [253565389] [2024-11-10 00:07:48,709 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [253565389] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 00:07:48,709 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 00:07:48,710 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 00:07:48,710 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [684259925] [2024-11-10 00:07:48,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 00:07:48,711 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 00:07:48,711 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 00:07:48,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 00:07:48,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 00:07:48,713 INFO L87 Difference]: Start difference. First operand 73048 states and 107140 transitions. Second operand has 3 states, 3 states have (on average 96.0) internal successors, (288), 3 states have internal predecessors, (288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:49,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 00:07:49,942 INFO L93 Difference]: Finished difference Result 179581 states and 265504 transitions. [2024-11-10 00:07:49,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 00:07:49,943 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 96.0) internal successors, (288), 3 states have internal predecessors, (288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 288 [2024-11-10 00:07:49,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 00:07:50,310 INFO L225 Difference]: With dead ends: 179581 [2024-11-10 00:07:50,311 INFO L226 Difference]: Without dead ends: 115036 [2024-11-10 00:07:50,414 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 00:07:50,416 INFO L432 NwaCegarLoop]: 1530 mSDtfsCounter, 570 mSDsluCounter, 920 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 570 SdHoareTripleChecker+Valid, 2450 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 00:07:50,417 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [570 Valid, 2450 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 00:07:50,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115036 states. [2024-11-10 00:07:52,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115036 to 106002. [2024-11-10 00:07:52,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106002 states, 106000 states have (on average 1.481698113207547) internal successors, (157060), 106001 states have internal predecessors, (157060), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:52,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106002 states to 106002 states and 157060 transitions. [2024-11-10 00:07:52,402 INFO L78 Accepts]: Start accepts. Automaton has 106002 states and 157060 transitions. Word has length 288 [2024-11-10 00:07:52,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 00:07:52,403 INFO L471 AbstractCegarLoop]: Abstraction has 106002 states and 157060 transitions. [2024-11-10 00:07:52,403 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 96.0) internal successors, (288), 3 states have internal predecessors, (288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:52,403 INFO L276 IsEmpty]: Start isEmpty. Operand 106002 states and 157060 transitions. [2024-11-10 00:07:52,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2024-11-10 00:07:52,441 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 00:07:52,441 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 00:07:52,442 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-10 00:07:52,442 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 00:07:52,442 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 00:07:52,443 INFO L85 PathProgramCache]: Analyzing trace with hash -1274531513, now seen corresponding path program 1 times [2024-11-10 00:07:52,443 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 00:07:52,443 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405701402] [2024-11-10 00:07:52,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 00:07:52,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 00:07:52,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 00:07:52,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 00:07:52,635 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 00:07:52,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405701402] [2024-11-10 00:07:52,636 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1405701402] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 00:07:52,636 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 00:07:52,636 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 00:07:52,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [859261223] [2024-11-10 00:07:52,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 00:07:52,637 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 00:07:52,637 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 00:07:52,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 00:07:52,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 00:07:52,638 INFO L87 Difference]: Start difference. First operand 106002 states and 157060 transitions. Second operand has 3 states, 3 states have (on average 96.0) internal successors, (288), 3 states have internal predecessors, (288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:54,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 00:07:54,354 INFO L93 Difference]: Finished difference Result 311989 states and 462100 transitions. [2024-11-10 00:07:54,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 00:07:54,355 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 96.0) internal successors, (288), 3 states have internal predecessors, (288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 288 [2024-11-10 00:07:54,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 00:07:54,812 INFO L225 Difference]: With dead ends: 311989 [2024-11-10 00:07:54,812 INFO L226 Difference]: Without dead ends: 208456 [2024-11-10 00:07:54,968 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 00:07:54,969 INFO L432 NwaCegarLoop]: 2201 mSDtfsCounter, 976 mSDsluCounter, 1094 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 976 SdHoareTripleChecker+Valid, 3295 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-10 00:07:54,969 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [976 Valid, 3295 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-10 00:07:55,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208456 states. [2024-11-10 00:07:58,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208456 to 208413. [2024-11-10 00:07:58,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 208413 states, 208411 states have (on average 1.4737945693845333) internal successors, (307155), 208412 states have internal predecessors, (307155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:59,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208413 states to 208413 states and 307155 transitions. [2024-11-10 00:07:59,009 INFO L78 Accepts]: Start accepts. Automaton has 208413 states and 307155 transitions. Word has length 288 [2024-11-10 00:07:59,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 00:07:59,010 INFO L471 AbstractCegarLoop]: Abstraction has 208413 states and 307155 transitions. [2024-11-10 00:07:59,010 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 96.0) internal successors, (288), 3 states have internal predecessors, (288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:59,010 INFO L276 IsEmpty]: Start isEmpty. Operand 208413 states and 307155 transitions. [2024-11-10 00:07:59,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2024-11-10 00:07:59,117 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 00:07:59,117 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 00:07:59,118 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-10 00:07:59,118 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 00:07:59,118 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 00:07:59,119 INFO L85 PathProgramCache]: Analyzing trace with hash 1910008619, now seen corresponding path program 1 times [2024-11-10 00:07:59,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 00:07:59,119 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1181905935] [2024-11-10 00:07:59,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 00:07:59,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 00:07:59,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 00:07:59,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 00:07:59,331 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 00:07:59,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1181905935] [2024-11-10 00:07:59,331 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1181905935] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 00:07:59,331 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 00:07:59,332 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 00:07:59,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084476745] [2024-11-10 00:07:59,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 00:07:59,333 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 00:07:59,333 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 00:07:59,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 00:07:59,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 00:07:59,334 INFO L87 Difference]: Start difference. First operand 208413 states and 307155 transitions. Second operand has 3 states, 3 states have (on average 96.0) internal successors, (288), 3 states have internal predecessors, (288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:08:02,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 00:08:02,968 INFO L93 Difference]: Finished difference Result 614513 states and 904085 transitions. [2024-11-10 00:08:02,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 00:08:02,972 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 96.0) internal successors, (288), 3 states have internal predecessors, (288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 288 [2024-11-10 00:08:02,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 00:08:03,884 INFO L225 Difference]: With dead ends: 614513 [2024-11-10 00:08:03,884 INFO L226 Difference]: Without dead ends: 408068 [2024-11-10 00:08:03,977 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 00:08:03,977 INFO L432 NwaCegarLoop]: 2207 mSDtfsCounter, 968 mSDsluCounter, 1090 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 968 SdHoareTripleChecker+Valid, 3297 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 00:08:03,978 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [968 Valid, 3297 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 00:08:04,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 408068 states. [2024-11-10 00:08:09,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 408068 to 408036. [2024-11-10 00:08:10,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 408036 states, 408034 states have (on average 1.4639417303460005) internal successors, (597338), 408035 states have internal predecessors, (597338), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:08:12,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408036 states to 408036 states and 597338 transitions. [2024-11-10 00:08:12,153 INFO L78 Accepts]: Start accepts. Automaton has 408036 states and 597338 transitions. Word has length 288 [2024-11-10 00:08:12,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 00:08:12,154 INFO L471 AbstractCegarLoop]: Abstraction has 408036 states and 597338 transitions. [2024-11-10 00:08:12,154 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 96.0) internal successors, (288), 3 states have internal predecessors, (288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:08:12,154 INFO L276 IsEmpty]: Start isEmpty. Operand 408036 states and 597338 transitions. [2024-11-10 00:08:12,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2024-11-10 00:08:12,420 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 00:08:12,420 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 00:08:12,420 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-10 00:08:12,420 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 00:08:12,421 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 00:08:12,421 INFO L85 PathProgramCache]: Analyzing trace with hash 1273453997, now seen corresponding path program 1 times [2024-11-10 00:08:12,421 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 00:08:12,422 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436478546] [2024-11-10 00:08:12,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 00:08:12,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 00:08:12,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 00:08:13,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 00:08:13,233 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 00:08:13,234 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1436478546] [2024-11-10 00:08:13,234 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1436478546] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 00:08:13,234 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 00:08:13,234 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 00:08:13,234 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2103558276] [2024-11-10 00:08:13,234 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 00:08:13,234 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 00:08:13,235 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 00:08:13,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 00:08:13,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-10 00:08:13,236 INFO L87 Difference]: Start difference. First operand 408036 states and 597338 transitions. Second operand has 4 states, 4 states have (on average 72.0) internal successors, (288), 4 states have internal predecessors, (288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:08:18,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 00:08:18,475 INFO L93 Difference]: Finished difference Result 1207974 states and 1767967 transitions. [2024-11-10 00:08:18,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-10 00:08:18,476 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 72.0) internal successors, (288), 4 states have internal predecessors, (288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 288 [2024-11-10 00:08:18,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 00:08:21,367 INFO L225 Difference]: With dead ends: 1207974 [2024-11-10 00:08:21,368 INFO L226 Difference]: Without dead ends: 808819 [2024-11-10 00:08:21,773 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 [2024-11-10 00:08:21,774 INFO L432 NwaCegarLoop]: 2235 mSDtfsCounter, 1083 mSDsluCounter, 3366 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1083 SdHoareTripleChecker+Valid, 5601 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 00:08:21,774 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1083 Valid, 5601 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 00:08:22,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 808819 states.