./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-races/race-2_4-container_of.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 54858612 Calling Ultimate with: /usr/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/ldv-races/race-2_4-container_of.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4e08d2c5c4009577ff77abf53bdac7f56512ccd0 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.0-5485861 [2020-10-26 00:35:33,588 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-26 00:35:33,591 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-26 00:35:33,631 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-26 00:35:33,631 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-26 00:35:33,633 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-26 00:35:33,635 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-26 00:35:33,637 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-26 00:35:33,639 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-26 00:35:33,640 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-26 00:35:33,642 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-26 00:35:33,643 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-26 00:35:33,644 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-26 00:35:33,645 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-26 00:35:33,646 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-26 00:35:33,648 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-26 00:35:33,649 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-26 00:35:33,650 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-26 00:35:33,652 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-26 00:35:33,655 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-26 00:35:33,657 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-26 00:35:33,659 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-26 00:35:33,660 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-26 00:35:33,661 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-26 00:35:33,665 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-26 00:35:33,665 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-26 00:35:33,666 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-26 00:35:33,667 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-26 00:35:33,667 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-26 00:35:33,669 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-26 00:35:33,669 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-26 00:35:33,670 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-26 00:35:33,671 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-26 00:35:33,672 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-26 00:35:33,674 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-26 00:35:33,674 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-26 00:35:33,675 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-26 00:35:33,675 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-26 00:35:33,676 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-26 00:35:33,677 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-26 00:35:33,678 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-26 00:35:33,681 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-26 00:35:33,725 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-26 00:35:33,726 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-26 00:35:33,728 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-26 00:35:33,728 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-26 00:35:33,729 INFO L138 SettingsManager]: * Use SBE=true [2020-10-26 00:35:33,730 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-26 00:35:33,730 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-26 00:35:33,730 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-26 00:35:33,730 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-26 00:35:33,730 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-26 00:35:33,731 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-26 00:35:33,732 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-26 00:35:33,732 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-26 00:35:33,732 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-26 00:35:33,732 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-26 00:35:33,733 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-26 00:35:33,733 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-26 00:35:33,733 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-26 00:35:33,733 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-26 00:35:33,733 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-26 00:35:33,734 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-26 00:35:33,734 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-26 00:35:33,734 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-26 00:35:33,734 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-26 00:35:33,734 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-26 00:35:33,735 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-26 00:35:33,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-26 00:35:33,735 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-26 00:35:33,735 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-26 00:35:33,735 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4e08d2c5c4009577ff77abf53bdac7f56512ccd0 [2020-10-26 00:35:34,179 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-26 00:35:34,221 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-26 00:35:34,227 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-26 00:35:34,228 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-26 00:35:34,230 INFO L275 PluginConnector]: CDTParser initialized [2020-10-26 00:35:34,231 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-races/race-2_4-container_of.i [2020-10-26 00:35:34,319 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/809aa5adb/8e6b57ca44574014a1ed58d1b17780c4/FLAGfbe47c8aa [2020-10-26 00:35:35,233 INFO L306 CDTParser]: Found 1 translation units. [2020-10-26 00:35:35,234 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-races/race-2_4-container_of.i [2020-10-26 00:35:35,271 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/809aa5adb/8e6b57ca44574014a1ed58d1b17780c4/FLAGfbe47c8aa [2020-10-26 00:35:35,327 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/809aa5adb/8e6b57ca44574014a1ed58d1b17780c4 [2020-10-26 00:35:35,331 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-26 00:35:35,340 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-26 00:35:35,344 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-26 00:35:35,345 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-26 00:35:35,350 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-26 00:35:35,351 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 12:35:35" (1/1) ... [2020-10-26 00:35:35,361 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@789a607e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 12:35:35, skipping insertion in model container [2020-10-26 00:35:35,361 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 12:35:35" (1/1) ... [2020-10-26 00:35:35,372 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-26 00:35:35,458 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-26 00:35:35,681 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-10-26 00:35:36,229 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-26 00:35:36,240 INFO L203 MainTranslator]: Completed pre-run [2020-10-26 00:35:36,255 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-10-26 00:35:36,319 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-26 00:35:36,803 INFO L208 MainTranslator]: Completed translation [2020-10-26 00:35:36,804 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 12:35:36 WrapperNode [2020-10-26 00:35:36,804 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-26 00:35:36,805 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-26 00:35:36,807 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-26 00:35:36,808 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-26 00:35:36,818 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 12:35:36" (1/1) ... [2020-10-26 00:35:36,885 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 12:35:36" (1/1) ... [2020-10-26 00:35:36,942 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-26 00:35:36,944 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-26 00:35:36,944 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-26 00:35:36,944 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-26 00:35:36,954 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 12:35:36" (1/1) ... [2020-10-26 00:35:36,955 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 12:35:36" (1/1) ... [2020-10-26 00:35:36,974 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 12:35:36" (1/1) ... [2020-10-26 00:35:36,976 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 12:35:36" (1/1) ... [2020-10-26 00:35:37,009 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 12:35:36" (1/1) ... [2020-10-26 00:35:37,012 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 12:35:36" (1/1) ... [2020-10-26 00:35:37,029 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 12:35:36" (1/1) ... [2020-10-26 00:35:37,044 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-26 00:35:37,045 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-26 00:35:37,045 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-26 00:35:37,045 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-26 00:35:37,046 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 12:35:36" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-26 00:35:37,131 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-10-26 00:35:37,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-26 00:35:37,132 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-10-26 00:35:37,132 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-26 00:35:37,132 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-10-26 00:35:37,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-26 00:35:37,132 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-26 00:35:37,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-26 00:35:37,132 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2020-10-26 00:35:37,133 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2020-10-26 00:35:37,133 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-26 00:35:37,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-26 00:35:37,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-26 00:35:37,135 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-26 00:35:37,991 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-26 00:35:37,992 INFO L298 CfgBuilder]: Removed 36 assume(true) statements. [2020-10-26 00:35:37,994 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 12:35:37 BoogieIcfgContainer [2020-10-26 00:35:37,994 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-26 00:35:37,996 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-26 00:35:37,997 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-26 00:35:38,000 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-26 00:35:38,001 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 12:35:35" (1/3) ... [2020-10-26 00:35:38,002 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e0a0449 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 12:35:38, skipping insertion in model container [2020-10-26 00:35:38,002 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 12:35:36" (2/3) ... [2020-10-26 00:35:38,002 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e0a0449 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 12:35:38, skipping insertion in model container [2020-10-26 00:35:38,003 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 12:35:37" (3/3) ... [2020-10-26 00:35:38,004 INFO L111 eAbstractionObserver]: Analyzing ICFG race-2_4-container_of.i [2020-10-26 00:35:38,017 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-26 00:35:38,017 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-26 00:35:38,023 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2020-10-26 00:35:38,024 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-26 00:35:38,057 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,058 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,058 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,058 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,059 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,059 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,059 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,060 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,060 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,060 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,060 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,061 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,061 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,061 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,061 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,062 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,062 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,062 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,062 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,063 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,063 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,063 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,063 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,064 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,064 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,064 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,065 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,065 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,065 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,065 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,066 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,066 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,066 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,067 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,067 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,067 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,067 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,068 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,068 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,068 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,068 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,069 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,069 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,069 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,069 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,070 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,070 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,070 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,070 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,071 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,071 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,071 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,071 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,072 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,072 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,072 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,072 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,073 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,073 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,073 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,073 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,074 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,074 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,074 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,074 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,075 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,075 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,075 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,076 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,076 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,078 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,079 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,079 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,079 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,080 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,080 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,080 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,080 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,081 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,081 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,081 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,081 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,088 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,088 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,088 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,088 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,088 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,089 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,089 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,089 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,089 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,089 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,090 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,090 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-26 00:35:38,105 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2020-10-26 00:35:38,119 INFO L253 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2020-10-26 00:35:38,145 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-26 00:35:38,145 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-26 00:35:38,145 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-26 00:35:38,146 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-26 00:35:38,146 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-26 00:35:38,146 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-26 00:35:38,146 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-26 00:35:38,146 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-26 00:35:38,163 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-26 00:35:38,166 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 161 places, 167 transitions, 356 flow [2020-10-26 00:35:38,169 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 161 places, 167 transitions, 356 flow [2020-10-26 00:35:38,172 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 161 places, 167 transitions, 356 flow [2020-10-26 00:35:38,259 INFO L129 PetriNetUnfolder]: 15/221 cut-off events. [2020-10-26 00:35:38,260 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-10-26 00:35:38,267 INFO L80 FinitePrefix]: Finished finitePrefix Result has 232 conditions, 221 events. 15/221 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 541 event pairs, 0 based on Foata normal form. 0/195 useless extension candidates. Maximal degree in co-relation 109. Up to 4 conditions per place. [2020-10-26 00:35:38,273 INFO L116 LiptonReduction]: Number of co-enabled transitions 3780 [2020-10-26 00:35:38,510 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:38,549 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:35:38,555 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:38,575 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:35:38,577 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:38,578 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-10-26 00:35:38,594 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:38,618 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:35:38,624 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:38,647 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:35:38,648 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:38,649 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-10-26 00:35:41,447 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:41,474 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:35:41,480 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:41,502 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:35:41,503 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:41,504 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-10-26 00:35:41,519 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:41,546 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:35:41,552 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:41,575 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:35:41,576 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:41,577 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-10-26 00:35:44,167 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:44,193 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:35:44,201 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:44,228 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:35:44,229 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:44,229 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-10-26 00:35:44,244 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:44,270 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:35:44,275 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:44,296 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:35:44,297 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:44,298 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-10-26 00:35:46,327 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:46,351 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:35:46,356 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:46,378 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:35:46,379 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:46,380 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-10-26 00:35:46,397 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:46,419 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:35:46,425 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:46,443 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:35:46,445 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:46,446 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-10-26 00:35:48,481 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:48,508 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:35:48,513 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:48,550 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:35:48,552 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:48,552 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-10-26 00:35:48,571 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:48,614 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:35:48,619 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:48,647 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:35:48,648 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:48,648 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-10-26 00:35:51,198 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:51,267 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:35:51,273 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:51,328 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:35:51,329 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:51,330 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:137, output treesize:139 [2020-10-26 00:35:51,349 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:51,414 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:35:51,424 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:51,477 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:35:51,479 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:51,479 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:137, output treesize:139 [2020-10-26 00:35:53,512 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:53,545 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:35:53,550 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:53,572 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:35:53,574 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:53,574 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-10-26 00:35:53,593 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:53,616 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:35:53,622 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:53,641 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:35:53,642 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:53,642 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-10-26 00:35:55,860 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:55,886 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:35:55,891 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:55,913 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:35:55,914 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:55,914 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:100, output treesize:102 [2020-10-26 00:35:55,926 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:55,952 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:35:55,957 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:55,978 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:35:55,979 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:55,979 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:104, output treesize:106 [2020-10-26 00:35:58,442 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:58,466 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:35:58,472 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:58,504 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:35:58,505 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:58,505 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:116, output treesize:118 [2020-10-26 00:35:58,521 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:58,565 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:35:58,569 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:58,587 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:35:58,588 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-26 00:35:58,589 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:116, output treesize:118 [2020-10-26 00:36:00,679 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:00,708 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:36:00,716 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:00,745 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:36:00,746 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:00,746 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:112, output treesize:114 [2020-10-26 00:36:00,760 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:00,787 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:36:00,792 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:00,811 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:36:00,812 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:00,813 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-10-26 00:36:02,848 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:02,886 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:36:02,891 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:02,937 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:36:02,938 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:02,938 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:117, output treesize:119 [2020-10-26 00:36:02,954 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:02,984 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:36:02,989 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:03,020 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:36:03,021 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:03,021 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:117, output treesize:119 [2020-10-26 00:36:05,478 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 53 [2020-10-26 00:36:05,489 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:05,522 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:36:05,528 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:05,556 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:36:05,557 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:05,557 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:106, output treesize:108 [2020-10-26 00:36:05,647 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:05,679 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:36:05,683 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:05,710 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:36:05,712 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:05,713 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:121, output treesize:123 [2020-10-26 00:36:05,725 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:05,757 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:36:05,761 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:05,787 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:36:05,789 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:05,789 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:119, output treesize:121 [2020-10-26 00:36:07,847 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:07,885 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:36:07,896 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:07,919 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:36:07,920 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:07,921 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-10-26 00:36:07,942 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:07,966 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:36:07,977 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:08,001 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:36:08,002 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:08,003 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:112, output treesize:114 [2020-10-26 00:36:10,176 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:10,214 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:36:10,218 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:10,249 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:36:10,251 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:10,251 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:119, output treesize:121 [2020-10-26 00:36:10,265 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:10,302 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:36:10,307 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:10,336 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:36:10,337 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:10,337 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:121, output treesize:123 [2020-10-26 00:36:12,493 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:12,528 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:36:12,532 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:12,573 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:36:12,575 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:12,575 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:117, output treesize:119 [2020-10-26 00:36:12,590 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:12,638 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:36:12,643 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:12,680 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:36:12,681 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:12,682 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:117, output treesize:119 [2020-10-26 00:36:14,858 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:14,890 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:36:14,895 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:14,928 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:36:14,929 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:14,929 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:116, output treesize:118 [2020-10-26 00:36:14,946 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:14,983 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:36:14,988 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:15,017 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:36:15,019 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:15,019 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:116, output treesize:118 [2020-10-26 00:36:17,298 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:17,338 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:36:17,343 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:17,369 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:36:17,370 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:17,371 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:102, output treesize:74 [2020-10-26 00:36:17,790 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2020-10-26 00:36:17,813 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:17,943 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-10-26 00:36:17,943 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:36:17,949 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:18,045 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:36:18,047 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:18,047 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:178, output treesize:160 [2020-10-26 00:36:18,166 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-10-26 00:36:18,598 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 66 [2020-10-26 00:36:18,708 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:18,785 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:36:18,791 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:18,877 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:36:18,878 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:18,879 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:155, output treesize:157 [2020-10-26 00:36:18,894 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:18,976 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:36:18,981 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:19,058 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:36:19,059 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:19,060 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:155, output treesize:157 [2020-10-26 00:36:21,144 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:21,191 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:36:21,196 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:21,237 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:36:21,238 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:21,238 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:117, output treesize:119 [2020-10-26 00:36:21,253 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:21,297 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:36:21,302 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:21,340 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:36:21,341 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:21,341 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:117, output treesize:119 [2020-10-26 00:36:23,546 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-10-26 00:36:23,561 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:23,647 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:36:23,657 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:23,731 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 00:36:23,737 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-26 00:36:23,738 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:138, output treesize:110 [2020-10-26 00:36:24,007 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2020-10-26 00:36:24,165 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2020-10-26 00:36:24,626 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-10-26 00:36:24,796 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-10-26 00:36:26,338 WARN L193 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 144 DAG size of output: 142 [2020-10-26 00:36:27,237 WARN L193 SmtUtils]: Spent 894.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2020-10-26 00:36:27,562 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 66 [2020-10-26 00:36:28,549 WARN L193 SmtUtils]: Spent 933.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 142 [2020-10-26 00:36:28,991 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2020-10-26 00:36:29,002 INFO L131 LiptonReduction]: Checked pairs total: 10223 [2020-10-26 00:36:29,002 INFO L133 LiptonReduction]: Total number of compositions: 182 [2020-10-26 00:36:29,008 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 45 places, 44 transitions, 110 flow [2020-10-26 00:36:29,060 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 645 states. [2020-10-26 00:36:29,062 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states. [2020-10-26 00:36:29,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-10-26 00:36:29,070 INFO L414 BasicCegarLoop]: Found error trace [2020-10-26 00:36:29,071 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2020-10-26 00:36:29,072 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-26 00:36:29,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-26 00:36:29,086 INFO L82 PathProgramCache]: Analyzing trace with hash 20887644, now seen corresponding path program 1 times [2020-10-26 00:36:29,096 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-26 00:36:29,097 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1560887193] [2020-10-26 00:36:29,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-26 00:36:29,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-26 00:36:29,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-26 00:36:29,657 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1560887193] [2020-10-26 00:36:29,658 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-26 00:36:29,658 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-26 00:36:29,659 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1607595755] [2020-10-26 00:36:29,664 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-26 00:36:29,665 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-26 00:36:29,681 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-26 00:36:29,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-26 00:36:29,684 INFO L87 Difference]: Start difference. First operand 645 states. Second operand 3 states. [2020-10-26 00:36:29,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-26 00:36:29,935 INFO L93 Difference]: Finished difference Result 800 states and 2018 transitions. [2020-10-26 00:36:29,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-26 00:36:29,938 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2020-10-26 00:36:29,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-26 00:36:29,970 INFO L225 Difference]: With dead ends: 800 [2020-10-26 00:36:29,971 INFO L226 Difference]: Without dead ends: 761 [2020-10-26 00:36:29,972 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-26 00:36:30,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 761 states. [2020-10-26 00:36:30,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 761 to 665. [2020-10-26 00:36:30,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 665 states. [2020-10-26 00:36:30,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 665 states and 1667 transitions. [2020-10-26 00:36:30,125 INFO L78 Accepts]: Start accepts. Automaton has 665 states and 1667 transitions. Word has length 4 [2020-10-26 00:36:30,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-26 00:36:30,126 INFO L481 AbstractCegarLoop]: Abstraction has 665 states and 1667 transitions. [2020-10-26 00:36:30,126 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-26 00:36:30,126 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 1667 transitions. [2020-10-26 00:36:30,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-10-26 00:36:30,127 INFO L414 BasicCegarLoop]: Found error trace [2020-10-26 00:36:30,127 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2020-10-26 00:36:30,127 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-26 00:36:30,127 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-26 00:36:30,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-26 00:36:30,133 INFO L82 PathProgramCache]: Analyzing trace with hash 20918478, now seen corresponding path program 1 times [2020-10-26 00:36:30,133 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-26 00:36:30,133 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829995605] [2020-10-26 00:36:30,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-26 00:36:30,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-26 00:36:30,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-26 00:36:30,262 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1829995605] [2020-10-26 00:36:30,262 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-26 00:36:30,262 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-26 00:36:30,263 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2053613290] [2020-10-26 00:36:30,265 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-26 00:36:30,266 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-26 00:36:30,266 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-26 00:36:30,266 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-26 00:36:30,267 INFO L87 Difference]: Start difference. First operand 665 states and 1667 transitions. Second operand 3 states. [2020-10-26 00:36:30,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-26 00:36:30,300 INFO L93 Difference]: Finished difference Result 660 states and 1662 transitions. [2020-10-26 00:36:30,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-26 00:36:30,301 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2020-10-26 00:36:30,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-26 00:36:30,308 INFO L225 Difference]: With dead ends: 660 [2020-10-26 00:36:30,308 INFO L226 Difference]: Without dead ends: 660 [2020-10-26 00:36:30,309 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-26 00:36:30,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 660 states. [2020-10-26 00:36:30,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 660 to 660. [2020-10-26 00:36:30,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 660 states. [2020-10-26 00:36:30,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 660 states and 1662 transitions. [2020-10-26 00:36:30,340 INFO L78 Accepts]: Start accepts. Automaton has 660 states and 1662 transitions. Word has length 4 [2020-10-26 00:36:30,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-26 00:36:30,341 INFO L481 AbstractCegarLoop]: Abstraction has 660 states and 1662 transitions. [2020-10-26 00:36:30,341 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-26 00:36:30,341 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1662 transitions. [2020-10-26 00:36:30,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-10-26 00:36:30,342 INFO L414 BasicCegarLoop]: Found error trace [2020-10-26 00:36:30,343 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-10-26 00:36:30,343 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-26 00:36:30,343 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-26 00:36:30,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-26 00:36:30,344 INFO L82 PathProgramCache]: Analyzing trace with hash -1401845270, now seen corresponding path program 1 times [2020-10-26 00:36:30,344 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-26 00:36:30,344 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [314564947] [2020-10-26 00:36:30,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-26 00:36:30,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-26 00:36:30,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-26 00:36:30,476 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [314564947] [2020-10-26 00:36:30,476 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-26 00:36:30,476 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-26 00:36:30,476 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [23735260] [2020-10-26 00:36:30,476 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-26 00:36:30,476 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-26 00:36:30,477 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-26 00:36:30,477 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-26 00:36:30,477 INFO L87 Difference]: Start difference. First operand 660 states and 1662 transitions. Second operand 5 states. [2020-10-26 00:36:30,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-26 00:36:30,737 INFO L93 Difference]: Finished difference Result 816 states and 2006 transitions. [2020-10-26 00:36:30,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-26 00:36:30,737 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 6 [2020-10-26 00:36:30,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-26 00:36:30,743 INFO L225 Difference]: With dead ends: 816 [2020-10-26 00:36:30,744 INFO L226 Difference]: Without dead ends: 730 [2020-10-26 00:36:30,744 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-26 00:36:30,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 730 states. [2020-10-26 00:36:30,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 730 to 698. [2020-10-26 00:36:30,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 698 states. [2020-10-26 00:36:30,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 698 states and 1771 transitions. [2020-10-26 00:36:30,808 INFO L78 Accepts]: Start accepts. Automaton has 698 states and 1771 transitions. Word has length 6 [2020-10-26 00:36:30,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-26 00:36:30,809 INFO L481 AbstractCegarLoop]: Abstraction has 698 states and 1771 transitions. [2020-10-26 00:36:30,809 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-26 00:36:30,809 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1771 transitions. [2020-10-26 00:36:30,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-10-26 00:36:30,810 INFO L414 BasicCegarLoop]: Found error trace [2020-10-26 00:36:30,810 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-10-26 00:36:30,811 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-26 00:36:30,811 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-26 00:36:30,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-26 00:36:30,812 INFO L82 PathProgramCache]: Analyzing trace with hash 158338800, now seen corresponding path program 1 times [2020-10-26 00:36:30,812 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-26 00:36:30,812 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1133653565] [2020-10-26 00:36:30,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-26 00:36:30,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-26 00:36:30,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-26 00:36:30,917 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1133653565] [2020-10-26 00:36:30,917 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-26 00:36:30,917 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-26 00:36:30,917 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463288002] [2020-10-26 00:36:30,918 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-26 00:36:30,918 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-26 00:36:30,920 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-26 00:36:30,920 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-26 00:36:30,920 INFO L87 Difference]: Start difference. First operand 698 states and 1771 transitions. Second operand 3 states. [2020-10-26 00:36:31,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-26 00:36:31,049 INFO L93 Difference]: Finished difference Result 898 states and 2265 transitions. [2020-10-26 00:36:31,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-26 00:36:31,050 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2020-10-26 00:36:31,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-26 00:36:31,060 INFO L225 Difference]: With dead ends: 898 [2020-10-26 00:36:31,060 INFO L226 Difference]: Without dead ends: 898 [2020-10-26 00:36:31,061 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-26 00:36:31,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 898 states. [2020-10-26 00:36:31,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 898 to 758. [2020-10-26 00:36:31,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 758 states. [2020-10-26 00:36:31,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 758 states and 1927 transitions. [2020-10-26 00:36:31,108 INFO L78 Accepts]: Start accepts. Automaton has 758 states and 1927 transitions. Word has length 8 [2020-10-26 00:36:31,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-26 00:36:31,110 INFO L481 AbstractCegarLoop]: Abstraction has 758 states and 1927 transitions. [2020-10-26 00:36:31,110 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-26 00:36:31,110 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1927 transitions. [2020-10-26 00:36:31,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-10-26 00:36:31,115 INFO L414 BasicCegarLoop]: Found error trace [2020-10-26 00:36:31,116 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-26 00:36:31,116 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-26 00:36:31,116 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-26 00:36:31,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-26 00:36:31,117 INFO L82 PathProgramCache]: Analyzing trace with hash 613535916, now seen corresponding path program 1 times [2020-10-26 00:36:31,117 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-26 00:36:31,117 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1477847373] [2020-10-26 00:36:31,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-26 00:36:31,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-26 00:36:31,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-26 00:36:31,247 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1477847373] [2020-10-26 00:36:31,247 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-26 00:36:31,247 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-26 00:36:31,248 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2106974465] [2020-10-26 00:36:31,248 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-26 00:36:31,248 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-26 00:36:31,249 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-26 00:36:31,249 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-26 00:36:31,249 INFO L87 Difference]: Start difference. First operand 758 states and 1927 transitions. Second operand 3 states. [2020-10-26 00:36:31,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-26 00:36:31,362 INFO L93 Difference]: Finished difference Result 926 states and 2337 transitions. [2020-10-26 00:36:31,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-26 00:36:31,363 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2020-10-26 00:36:31,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-26 00:36:31,370 INFO L225 Difference]: With dead ends: 926 [2020-10-26 00:36:31,370 INFO L226 Difference]: Without dead ends: 926 [2020-10-26 00:36:31,371 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-26 00:36:31,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 926 states. [2020-10-26 00:36:31,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 926 to 818. [2020-10-26 00:36:31,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 818 states. [2020-10-26 00:36:31,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 818 states and 2115 transitions. [2020-10-26 00:36:31,419 INFO L78 Accepts]: Start accepts. Automaton has 818 states and 2115 transitions. Word has length 9 [2020-10-26 00:36:31,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-26 00:36:31,420 INFO L481 AbstractCegarLoop]: Abstraction has 818 states and 2115 transitions. [2020-10-26 00:36:31,420 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-26 00:36:31,420 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 2115 transitions. [2020-10-26 00:36:31,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-10-26 00:36:31,422 INFO L414 BasicCegarLoop]: Found error trace [2020-10-26 00:36:31,422 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-26 00:36:31,422 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-26 00:36:31,422 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-26 00:36:31,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-26 00:36:31,423 INFO L82 PathProgramCache]: Analyzing trace with hash 1818517674, now seen corresponding path program 1 times [2020-10-26 00:36:31,424 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-26 00:36:31,424 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1389037094] [2020-10-26 00:36:31,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-26 00:36:31,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-26 00:36:31,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-26 00:36:31,512 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1389037094] [2020-10-26 00:36:31,512 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-26 00:36:31,513 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-26 00:36:31,513 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2100333675] [2020-10-26 00:36:31,513 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-26 00:36:31,513 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-26 00:36:31,514 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-26 00:36:31,516 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-26 00:36:31,516 INFO L87 Difference]: Start difference. First operand 818 states and 2115 transitions. Second operand 3 states. [2020-10-26 00:36:31,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-26 00:36:31,538 INFO L93 Difference]: Finished difference Result 498 states and 1267 transitions. [2020-10-26 00:36:31,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-26 00:36:31,538 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 10 [2020-10-26 00:36:31,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-26 00:36:31,542 INFO L225 Difference]: With dead ends: 498 [2020-10-26 00:36:31,542 INFO L226 Difference]: Without dead ends: 498 [2020-10-26 00:36:31,543 INFO L677 BasicCegarLoop]: 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 [2020-10-26 00:36:31,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 498 states. [2020-10-26 00:36:31,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 498 to 498. [2020-10-26 00:36:31,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 498 states. [2020-10-26 00:36:31,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 498 states and 1267 transitions. [2020-10-26 00:36:31,561 INFO L78 Accepts]: Start accepts. Automaton has 498 states and 1267 transitions. Word has length 10 [2020-10-26 00:36:31,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-26 00:36:31,562 INFO L481 AbstractCegarLoop]: Abstraction has 498 states and 1267 transitions. [2020-10-26 00:36:31,562 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-26 00:36:31,562 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 1267 transitions. [2020-10-26 00:36:31,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-10-26 00:36:31,567 INFO L414 BasicCegarLoop]: Found error trace [2020-10-26 00:36:31,567 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-26 00:36:31,568 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-26 00:36:31,568 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-26 00:36:31,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-26 00:36:31,568 INFO L82 PathProgramCache]: Analyzing trace with hash 1877592348, now seen corresponding path program 1 times [2020-10-26 00:36:31,569 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-26 00:36:31,569 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [667076343] [2020-10-26 00:36:31,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-26 00:36:31,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-26 00:36:31,629 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-26 00:36:31,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-26 00:36:31,682 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-26 00:36:31,730 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-26 00:36:31,731 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-26 00:36:31,731 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-26 00:36:31,807 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 12:36:31 BasicIcfg [2020-10-26 00:36:31,807 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-26 00:36:31,808 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-26 00:36:31,808 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-26 00:36:31,808 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-26 00:36:31,809 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 12:35:37" (3/4) ... [2020-10-26 00:36:31,811 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-10-26 00:36:31,867 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-26 00:36:31,867 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-26 00:36:31,869 INFO L168 Benchmark]: Toolchain (without parser) took 56534.85 ms. Allocated memory was 44.0 MB in the beginning and 109.1 MB in the end (delta: 65.0 MB). Free memory was 26.6 MB in the beginning and 59.6 MB in the end (delta: -33.0 MB). Peak memory consumption was 33.7 MB. Max. memory is 16.1 GB. [2020-10-26 00:36:31,870 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 44.0 MB. Free memory was 26.8 MB in the beginning and 26.7 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-26 00:36:31,870 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1460.26 ms. Allocated memory was 44.0 MB in the beginning and 69.2 MB in the end (delta: 25.2 MB). Free memory was 26.0 MB in the beginning and 45.7 MB in the end (delta: -19.8 MB). Peak memory consumption was 36.2 MB. Max. memory is 16.1 GB. [2020-10-26 00:36:31,871 INFO L168 Benchmark]: Boogie Procedure Inliner took 136.76 ms. Allocated memory is still 69.2 MB. Free memory was 45.7 MB in the beginning and 42.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-10-26 00:36:31,871 INFO L168 Benchmark]: Boogie Preprocessor took 100.23 ms. Allocated memory is still 69.2 MB. Free memory was 42.8 MB in the beginning and 40.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-10-26 00:36:31,872 INFO L168 Benchmark]: RCFGBuilder took 949.60 ms. Allocated memory is still 69.2 MB. Free memory was 40.0 MB in the beginning and 33.2 MB in the end (delta: 6.9 MB). Peak memory consumption was 30.1 MB. Max. memory is 16.1 GB. [2020-10-26 00:36:31,873 INFO L168 Benchmark]: TraceAbstraction took 53810.75 ms. Allocated memory was 69.2 MB in the beginning and 109.1 MB in the end (delta: 39.8 MB). Free memory was 32.6 MB in the beginning and 63.8 MB in the end (delta: -31.2 MB). Peak memory consumption was 45.1 MB. Max. memory is 16.1 GB. [2020-10-26 00:36:31,873 INFO L168 Benchmark]: Witness Printer took 59.88 ms. Allocated memory is still 109.1 MB. Free memory was 63.8 MB in the beginning and 59.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-10-26 00:36:31,876 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 44.0 MB. Free memory was 26.8 MB in the beginning and 26.7 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1460.26 ms. Allocated memory was 44.0 MB in the beginning and 69.2 MB in the end (delta: 25.2 MB). Free memory was 26.0 MB in the beginning and 45.7 MB in the end (delta: -19.8 MB). Peak memory consumption was 36.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 136.76 ms. Allocated memory is still 69.2 MB. Free memory was 45.7 MB in the beginning and 42.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 100.23 ms. Allocated memory is still 69.2 MB. Free memory was 42.8 MB in the beginning and 40.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 949.60 ms. Allocated memory is still 69.2 MB. Free memory was 40.0 MB in the beginning and 33.2 MB in the end (delta: 6.9 MB). Peak memory consumption was 30.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 53810.75 ms. Allocated memory was 69.2 MB in the beginning and 109.1 MB in the end (delta: 39.8 MB). Free memory was 32.6 MB in the beginning and 63.8 MB in the end (delta: -31.2 MB). Peak memory consumption was 45.1 MB. Max. memory is 16.1 GB. * Witness Printer took 59.88 ms. Allocated memory is still 109.1 MB. Free memory was 63.8 MB in the beginning and 59.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 2598 VarBasedMoverChecksPositive, 80 VarBasedMoverChecksNegative, 5 SemBasedMoverChecksPositive, 57 SemBasedMoverChecksNegative, 18 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 40.3s, 207 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 50.8s, 161 PlacesBefore, 45 PlacesAfterwards, 167 TransitionsBefore, 44 TransitionsAfterwards, 3780 CoEnabledTransitionPairs, 7 FixpointIterations, 85 TrivialSequentialCompositions, 61 ConcurrentSequentialCompositions, 8 TrivialYvCompositions, 21 ConcurrentYvCompositions, 7 ChoiceCompositions, 182 TotalNumberOfCompositions, 10223 MoverChecksTotal - CounterExampleResult [Line: 1671]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L1676] 0 pthread_t t1,t2; [L1732] 0 return 0; [L1738] 0 int ret = my_drv_init(); [L1739] COND TRUE 0 ret==0 [L1740] 0 int probe_ret; [L1741] 0 struct my_data data; [L1699] 0 struct device *d = &data->dev; [L1701] 0 data->shared.a = 0 [L1702] 0 data->shared.b = 0 [L1703] 0 int res = __VERIFIER_nondet_int(); [L1704] COND FALSE 0 !(\read(res)) [L1706] FCALL, FORK 0 pthread_create(&t1, ((void *)0), my_callback, (void *)d) VAL [arg={8:24}, t1={9:0}, t2={10:0}] [L1707] FCALL, FORK 0 pthread_create(&t2, ((void *)0), my_callback, (void *)d) VAL [arg={8:24}, t1={9:0}, t2={10:0}] [L1708] 0 return 0; [L1689] 1 struct device *dev = (struct device*)arg; [L1690] 1 struct my_data *data; [L1691] 1 const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); [L1691] 1 data = ({ const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); (struct my_data *)( (char *)__mptr - ((unsigned long) &((struct my_data *)0)->dev) );}) [L1742] 0 probe_ret = my_drv_probe(&data) [L1743] COND TRUE 0 probe_ret==0 [L1714] 0 void *status; [L1716] 0 data->shared.a = 3 VAL [__mptr={8:24}, arg={8:24}, arg={8:24}, data={8:0}, dev={8:24}, pthread_mutex_lock (&data->lock)=0, t1={9:0}, t2={10:0}] [L1693] 1 data->shared.a = 1 VAL [__mptr={8:24}, arg={8:24}, arg={8:24}, data={8:0}, dev={8:24}, t1={9:0}, t2={10:0}] [L1719] 0 data->shared.b = 3 VAL [__mptr={8:24}, arg={8:24}, arg={8:24}, data={8:0}, dev={8:24}, t1={9:0}, t2={10:0}] [L1722] 0 data->shared.a [L1675] COND TRUE 0 !expression [L1671] COND FALSE 0 !(0) [L1671] 0 __assert_fail ("0", "race-2_4-container_of.c", 14, __extension__ __PRETTY_FUNCTION__) VAL [__mptr={8:24}, arg={8:24}, arg={8:24}, data={8:0}, dev={8:24}, t1={9:0}, t2={10:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 140 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 53.5s, OverallIterations: 7, TraceHistogramMax: 1, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 50.9s, HoareTripleCheckerStatistics: 248 SDtfs, 76 SDslu, 146 SDs, 0 SdLazy, 214 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 18 GetRequests, 7 SyntacticMatches, 2 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=818occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 6 MinimizatonAttempts, 376 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 51 NumberOfCodeBlocks, 51 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 35 ConstructedInterpolants, 0 QuantifiedInterpolants, 822 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...