/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf -i ../../../trunk/examples/svcomp/pthread-wmm/mix023_power.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c7e336b [2020-10-06 00:26:58,992 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-06 00:26:58,996 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-06 00:26:59,038 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-06 00:26:59,039 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-06 00:26:59,049 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-06 00:26:59,052 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-06 00:26:59,056 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-06 00:26:59,058 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-06 00:26:59,062 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-06 00:26:59,063 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-06 00:26:59,064 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-06 00:26:59,064 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-06 00:26:59,067 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-06 00:26:59,070 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-06 00:26:59,071 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-06 00:26:59,073 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-06 00:26:59,074 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-06 00:26:59,076 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-06 00:26:59,084 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-06 00:26:59,087 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-06 00:26:59,088 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-06 00:26:59,089 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-06 00:26:59,090 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-06 00:26:59,104 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-06 00:26:59,114 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-06 00:26:59,115 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-06 00:26:59,119 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-06 00:26:59,120 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-06 00:26:59,120 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-06 00:26:59,121 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-06 00:26:59,124 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-06 00:26:59,124 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-06 00:26:59,125 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-06 00:26:59,126 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-06 00:26:59,126 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-06 00:26:59,127 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf [2020-10-06 00:26:59,166 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-06 00:26:59,167 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-06 00:26:59,168 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-06 00:26:59,168 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-06 00:26:59,169 INFO L138 SettingsManager]: * Use SBE=true [2020-10-06 00:26:59,169 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-06 00:26:59,169 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-06 00:26:59,169 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-06 00:26:59,170 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-06 00:26:59,170 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-06 00:26:59,171 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-06 00:26:59,171 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-06 00:26:59,171 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-06 00:26:59,172 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-06 00:26:59,172 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-06 00:26:59,173 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-06 00:26:59,173 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-06 00:26:59,173 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-06 00:26:59,173 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-06 00:26:59,173 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-06 00:26:59,174 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-06 00:26:59,174 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-06 00:26:59,174 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-06 00:26:59,174 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-10-06 00:26:59,175 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-06 00:26:59,175 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-06 00:26:59,175 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-06 00:26:59,175 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2020-10-06 00:26:59,175 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-10-06 00:26:59,176 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-06 00:26:59,176 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2020-10-06 00:26:59,496 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-06 00:26:59,513 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-06 00:26:59,518 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-06 00:26:59,520 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-06 00:26:59,520 INFO L275 PluginConnector]: CDTParser initialized [2020-10-06 00:26:59,522 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix023_power.opt.i [2020-10-06 00:26:59,588 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/961120202/473f7e54de484674a1000ba324315741/FLAG068849b28 [2020-10-06 00:27:00,117 INFO L306 CDTParser]: Found 1 translation units. [2020-10-06 00:27:00,118 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix023_power.opt.i [2020-10-06 00:27:00,132 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/961120202/473f7e54de484674a1000ba324315741/FLAG068849b28 [2020-10-06 00:27:00,440 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/961120202/473f7e54de484674a1000ba324315741 [2020-10-06 00:27:00,448 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-06 00:27:00,450 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-06 00:27:00,451 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-06 00:27:00,451 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-06 00:27:00,455 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-06 00:27:00,456 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.10 12:27:00" (1/1) ... [2020-10-06 00:27:00,459 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1467314f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 12:27:00, skipping insertion in model container [2020-10-06 00:27:00,459 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.10 12:27:00" (1/1) ... [2020-10-06 00:27:00,471 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-06 00:27:00,541 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-06 00:27:01,216 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-06 00:27:01,231 INFO L203 MainTranslator]: Completed pre-run [2020-10-06 00:27:01,288 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-06 00:27:01,376 INFO L208 MainTranslator]: Completed translation [2020-10-06 00:27:01,377 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 12:27:01 WrapperNode [2020-10-06 00:27:01,377 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-06 00:27:01,378 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-06 00:27:01,378 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-06 00:27:01,378 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-06 00:27:01,387 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 12:27:01" (1/1) ... [2020-10-06 00:27:01,408 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 12:27:01" (1/1) ... [2020-10-06 00:27:01,442 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-06 00:27:01,442 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-06 00:27:01,443 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-06 00:27:01,443 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-06 00:27:01,453 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 12:27:01" (1/1) ... [2020-10-06 00:27:01,453 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 12:27:01" (1/1) ... [2020-10-06 00:27:01,458 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 12:27:01" (1/1) ... [2020-10-06 00:27:01,458 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 12:27:01" (1/1) ... [2020-10-06 00:27:01,474 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 12:27:01" (1/1) ... [2020-10-06 00:27:01,479 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 12:27:01" (1/1) ... [2020-10-06 00:27:01,483 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 12:27:01" (1/1) ... [2020-10-06 00:27:01,489 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-06 00:27:01,490 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-06 00:27:01,490 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-06 00:27:01,490 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-06 00:27:01,491 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 12:27:01" (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 [2020-10-06 00:27:01,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-06 00:27:01,556 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-10-06 00:27:01,557 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-06 00:27:01,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-06 00:27:01,557 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-10-06 00:27:01,557 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-10-06 00:27:01,563 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-10-06 00:27:01,563 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-10-06 00:27:01,564 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-10-06 00:27:01,564 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-10-06 00:27:01,564 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2020-10-06 00:27:01,564 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2020-10-06 00:27:01,564 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-10-06 00:27:01,564 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-06 00:27:01,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-06 00:27:01,567 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-06 00:27:03,509 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-06 00:27:03,510 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-06 00:27:03,512 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.10 12:27:03 BoogieIcfgContainer [2020-10-06 00:27:03,512 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-06 00:27:03,514 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-06 00:27:03,514 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-06 00:27:03,517 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-06 00:27:03,518 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.10 12:27:00" (1/3) ... [2020-10-06 00:27:03,518 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29409080 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.10 12:27:03, skipping insertion in model container [2020-10-06 00:27:03,519 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 12:27:01" (2/3) ... [2020-10-06 00:27:03,519 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29409080 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.10 12:27:03, skipping insertion in model container [2020-10-06 00:27:03,519 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.10 12:27:03" (3/3) ... [2020-10-06 00:27:03,521 INFO L109 eAbstractionObserver]: Analyzing ICFG mix023_power.opt.i [2020-10-06 00:27:03,532 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-06 00:27:03,533 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-06 00:27:03,541 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-10-06 00:27:03,542 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-06 00:27:03,576 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,576 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,576 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,576 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,577 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,577 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,577 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,578 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,578 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,578 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,578 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,578 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,579 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,579 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,579 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,579 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,579 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,579 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,580 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,580 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,580 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,580 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,580 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,581 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,581 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,581 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,581 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,581 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,581 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,582 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,582 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,582 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,582 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,582 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,583 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,583 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,583 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,583 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,583 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,583 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,584 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,584 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,584 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,584 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,584 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,584 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,585 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,585 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,587 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,587 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,588 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,588 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,588 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,588 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,588 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,589 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,589 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,589 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,589 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,590 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,590 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,590 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,590 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,590 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,590 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,591 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,591 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,592 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,592 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,592 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,592 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,592 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,593 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,593 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,593 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,593 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,593 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,594 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,594 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,594 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,598 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,599 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,599 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,599 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,599 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,600 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,600 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,600 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,600 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,600 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,601 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,601 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,603 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,603 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,604 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,604 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,604 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,604 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,605 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,605 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,605 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,605 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,607 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,607 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,608 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,608 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,609 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,610 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,610 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,610 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,610 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,610 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,610 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,611 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,611 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,611 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,611 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,612 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,612 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,612 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,612 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,612 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,612 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,613 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,613 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,613 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,613 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,613 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,614 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,614 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,614 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,614 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,614 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 00:27:03,631 INFO L251 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-10-06 00:27:03,654 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-06 00:27:03,654 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-06 00:27:03,654 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-06 00:27:03,655 INFO L378 AbstractCegarLoop]: Backedges is MCR [2020-10-06 00:27:03,655 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-06 00:27:03,655 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-06 00:27:03,655 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-06 00:27:03,655 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-06 00:27:03,674 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 123 places, 112 transitions, 244 flow [2020-10-06 00:27:03,677 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 123 places, 112 transitions, 244 flow [2020-10-06 00:27:03,733 INFO L129 PetriNetUnfolder]: 2/108 cut-off events. [2020-10-06 00:27:03,733 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-06 00:27:03,739 INFO L80 FinitePrefix]: Finished finitePrefix Result has 121 conditions, 108 events. 2/108 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 90 event pairs, 0 based on Foata normal form. 0/104 useless extension candidates. Maximal degree in co-relation 75. Up to 2 conditions per place. [2020-10-06 00:27:03,743 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 123 places, 112 transitions, 244 flow [2020-10-06 00:27:03,772 INFO L129 PetriNetUnfolder]: 2/108 cut-off events. [2020-10-06 00:27:03,773 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-06 00:27:03,774 INFO L80 FinitePrefix]: Finished finitePrefix Result has 121 conditions, 108 events. 2/108 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 90 event pairs, 0 based on Foata normal form. 0/104 useless extension candidates. Maximal degree in co-relation 75. Up to 2 conditions per place. [2020-10-06 00:27:03,777 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 2572 [2020-10-06 00:27:03,779 INFO L182 etLargeBlockEncoding]: Variable Check. [2020-10-06 00:27:04,114 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2020-10-06 00:27:04,789 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2020-10-06 00:27:04,911 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-10-06 00:27:06,603 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 97 [2020-10-06 00:27:06,731 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-10-06 00:27:06,741 INFO L206 etLargeBlockEncoding]: Checked pairs total: 7924 [2020-10-06 00:27:06,742 INFO L214 etLargeBlockEncoding]: Total number of compositions: 86 [2020-10-06 00:27:06,746 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 48 places, 36 transitions, 92 flow [2020-10-06 00:27:07,130 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 5330 states. [2020-10-06 00:27:07,133 INFO L276 IsEmpty]: Start isEmpty. Operand 5330 states. [2020-10-06 00:27:07,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-10-06 00:27:07,140 INFO L414 BasicCegarLoop]: Found error trace [2020-10-06 00:27:07,141 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-10-06 00:27:07,141 INFO L427 AbstractCegarLoop]: === Iteration 1 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-06 00:27:07,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-06 00:27:07,148 INFO L82 PathProgramCache]: Analyzing trace with hash -80909519, now seen corresponding path program 1 times [2020-10-06 00:27:07,180 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-06 00:27:07,180 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [196364183] [2020-10-06 00:27:07,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-06 00:27:07,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-06 00:27:07,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-06 00:27:07,456 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [196364183] [2020-10-06 00:27:07,457 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-06 00:27:07,458 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-06 00:27:07,459 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1596655627] [2020-10-06 00:27:07,460 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-06 00:27:07,463 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-06 00:27:07,478 INFO L258 McrAutomatonBuilder]: Finished intersection with 8 states and 7 transitions. [2020-10-06 00:27:07,478 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-06 00:27:07,483 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-06 00:27:07,483 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-06 00:27:07,484 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-06 00:27:07,499 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-06 00:27:07,500 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-06 00:27:07,502 INFO L87 Difference]: Start difference. First operand 5330 states. Second operand 3 states. [2020-10-06 00:27:07,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-06 00:27:07,682 INFO L93 Difference]: Finished difference Result 4450 states and 17758 transitions. [2020-10-06 00:27:07,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-06 00:27:07,685 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2020-10-06 00:27:07,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-06 00:27:07,749 INFO L225 Difference]: With dead ends: 4450 [2020-10-06 00:27:07,749 INFO L226 Difference]: Without dead ends: 3250 [2020-10-06 00:27:07,751 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-06 00:27:07,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3250 states. [2020-10-06 00:27:07,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3250 to 3250. [2020-10-06 00:27:07,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3250 states. [2020-10-06 00:27:07,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3250 states to 3250 states and 12738 transitions. [2020-10-06 00:27:07,990 INFO L78 Accepts]: Start accepts. Automaton has 3250 states and 12738 transitions. Word has length 7 [2020-10-06 00:27:07,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-06 00:27:07,991 INFO L479 AbstractCegarLoop]: Abstraction has 3250 states and 12738 transitions. [2020-10-06 00:27:07,991 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-06 00:27:07,992 INFO L276 IsEmpty]: Start isEmpty. Operand 3250 states and 12738 transitions. [2020-10-06 00:27:07,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-06 00:27:07,996 INFO L414 BasicCegarLoop]: Found error trace [2020-10-06 00:27:07,996 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-06 00:27:07,996 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-06 00:27:07,997 INFO L427 AbstractCegarLoop]: === Iteration 2 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-06 00:27:07,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-06 00:27:07,997 INFO L82 PathProgramCache]: Analyzing trace with hash 1776517370, now seen corresponding path program 1 times [2020-10-06 00:27:08,004 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-06 00:27:08,004 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650534302] [2020-10-06 00:27:08,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-06 00:27:08,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-06 00:27:08,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-06 00:27:08,115 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1650534302] [2020-10-06 00:27:08,115 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-06 00:27:08,116 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-06 00:27:08,116 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1521880577] [2020-10-06 00:27:08,116 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-06 00:27:08,118 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-06 00:27:08,122 INFO L258 McrAutomatonBuilder]: Finished intersection with 13 states and 12 transitions. [2020-10-06 00:27:08,122 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-06 00:27:08,123 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-06 00:27:08,129 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-06 00:27:08,133 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-06 00:27:08,133 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-06 00:27:08,134 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-06 00:27:08,134 INFO L87 Difference]: Start difference. First operand 3250 states and 12738 transitions. Second operand 4 states. [2020-10-06 00:27:08,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-06 00:27:08,227 INFO L93 Difference]: Finished difference Result 3370 states and 12784 transitions. [2020-10-06 00:27:08,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-06 00:27:08,227 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2020-10-06 00:27:08,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-06 00:27:08,255 INFO L225 Difference]: With dead ends: 3370 [2020-10-06 00:27:08,255 INFO L226 Difference]: Without dead ends: 2770 [2020-10-06 00:27:08,256 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-06 00:27:08,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2770 states. [2020-10-06 00:27:08,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2770 to 2770. [2020-10-06 00:27:08,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2770 states. [2020-10-06 00:27:08,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2770 states to 2770 states and 10634 transitions. [2020-10-06 00:27:08,368 INFO L78 Accepts]: Start accepts. Automaton has 2770 states and 10634 transitions. Word has length 12 [2020-10-06 00:27:08,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-06 00:27:08,368 INFO L479 AbstractCegarLoop]: Abstraction has 2770 states and 10634 transitions. [2020-10-06 00:27:08,368 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-06 00:27:08,368 INFO L276 IsEmpty]: Start isEmpty. Operand 2770 states and 10634 transitions. [2020-10-06 00:27:08,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-06 00:27:08,373 INFO L414 BasicCegarLoop]: Found error trace [2020-10-06 00:27:08,373 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-06 00:27:08,373 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-06 00:27:08,373 INFO L427 AbstractCegarLoop]: === Iteration 3 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-06 00:27:08,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-06 00:27:08,374 INFO L82 PathProgramCache]: Analyzing trace with hash 2131658325, now seen corresponding path program 1 times [2020-10-06 00:27:08,375 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-06 00:27:08,375 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [503301599] [2020-10-06 00:27:08,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-06 00:27:08,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-06 00:27:08,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-06 00:27:08,458 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [503301599] [2020-10-06 00:27:08,459 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-06 00:27:08,459 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-06 00:27:08,459 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1188848414] [2020-10-06 00:27:08,459 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-06 00:27:08,462 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-06 00:27:08,465 INFO L258 McrAutomatonBuilder]: Finished intersection with 27 states and 38 transitions. [2020-10-06 00:27:08,466 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-06 00:27:08,549 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-06 00:27:08,550 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-06 00:27:08,550 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-06 00:27:08,550 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-06 00:27:08,550 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-06 00:27:08,551 INFO L87 Difference]: Start difference. First operand 2770 states and 10634 transitions. Second operand 4 states. [2020-10-06 00:27:08,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-06 00:27:08,597 INFO L93 Difference]: Finished difference Result 2890 states and 10840 transitions. [2020-10-06 00:27:08,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-06 00:27:08,598 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2020-10-06 00:27:08,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-06 00:27:08,620 INFO L225 Difference]: With dead ends: 2890 [2020-10-06 00:27:08,620 INFO L226 Difference]: Without dead ends: 2530 [2020-10-06 00:27:08,621 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-06 00:27:08,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2530 states. [2020-10-06 00:27:08,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2530 to 2530. [2020-10-06 00:27:08,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2530 states. [2020-10-06 00:27:08,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2530 states to 2530 states and 9622 transitions. [2020-10-06 00:27:08,807 INFO L78 Accepts]: Start accepts. Automaton has 2530 states and 9622 transitions. Word has length 14 [2020-10-06 00:27:08,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-06 00:27:08,808 INFO L479 AbstractCegarLoop]: Abstraction has 2530 states and 9622 transitions. [2020-10-06 00:27:08,808 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-06 00:27:08,808 INFO L276 IsEmpty]: Start isEmpty. Operand 2530 states and 9622 transitions. [2020-10-06 00:27:08,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-10-06 00:27:08,813 INFO L414 BasicCegarLoop]: Found error trace [2020-10-06 00:27:08,813 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-06 00:27:08,813 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-06 00:27:08,813 INFO L427 AbstractCegarLoop]: === Iteration 4 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-06 00:27:08,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-06 00:27:08,814 INFO L82 PathProgramCache]: Analyzing trace with hash -304560540, now seen corresponding path program 1 times [2020-10-06 00:27:08,818 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-06 00:27:08,819 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [616709542] [2020-10-06 00:27:08,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-06 00:27:08,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-06 00:27:08,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-06 00:27:08,901 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [616709542] [2020-10-06 00:27:08,901 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-06 00:27:08,902 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-06 00:27:08,902 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [91996556] [2020-10-06 00:27:08,902 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-06 00:27:08,904 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-06 00:27:08,910 INFO L258 McrAutomatonBuilder]: Finished intersection with 45 states and 80 transitions. [2020-10-06 00:27:08,910 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-06 00:27:08,951 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-06 00:27:08,969 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-06 00:27:08,983 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-06 00:27:09,045 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-06 00:27:09,071 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-06 00:27:09,115 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-06 00:27:09,135 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-06 00:27:09,161 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-06 00:27:09,166 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-06 00:27:09,167 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-06 00:27:09,167 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-06 00:27:09,167 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-06 00:27:09,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-06 00:27:09,168 INFO L87 Difference]: Start difference. First operand 2530 states and 9622 transitions. Second operand 4 states. [2020-10-06 00:27:09,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-06 00:27:09,214 INFO L93 Difference]: Finished difference Result 1450 states and 5208 transitions. [2020-10-06 00:27:09,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-06 00:27:09,214 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 16 [2020-10-06 00:27:09,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-06 00:27:09,215 INFO L225 Difference]: With dead ends: 1450 [2020-10-06 00:27:09,215 INFO L226 Difference]: Without dead ends: 0 [2020-10-06 00:27:09,215 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-06 00:27:09,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-06 00:27:09,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-06 00:27:09,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-06 00:27:09,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-06 00:27:09,216 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 16 [2020-10-06 00:27:09,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-06 00:27:09,217 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-06 00:27:09,217 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-06 00:27:09,217 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-06 00:27:09,217 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-06 00:27:09,217 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-06 00:27:09,221 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.10 12:27:09 BasicIcfg [2020-10-06 00:27:09,222 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-06 00:27:09,224 INFO L168 Benchmark]: Toolchain (without parser) took 8773.77 ms. Allocated memory was 147.3 MB in the beginning and 335.0 MB in the end (delta: 187.7 MB). Free memory was 102.1 MB in the beginning and 204.1 MB in the end (delta: -102.0 MB). Peak memory consumption was 85.7 MB. Max. memory is 7.1 GB. [2020-10-06 00:27:09,225 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 147.3 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-10-06 00:27:09,226 INFO L168 Benchmark]: CACSL2BoogieTranslator took 926.09 ms. Allocated memory was 147.3 MB in the beginning and 203.9 MB in the end (delta: 56.6 MB). Free memory was 101.9 MB in the beginning and 157.1 MB in the end (delta: -55.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB. [2020-10-06 00:27:09,227 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.61 ms. Allocated memory is still 203.9 MB. Free memory was 157.1 MB in the beginning and 154.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2020-10-06 00:27:09,228 INFO L168 Benchmark]: Boogie Preprocessor took 46.66 ms. Allocated memory is still 203.9 MB. Free memory was 154.4 MB in the beginning and 151.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2020-10-06 00:27:09,228 INFO L168 Benchmark]: RCFGBuilder took 2022.86 ms. Allocated memory was 203.9 MB in the beginning and 249.0 MB in the end (delta: 45.1 MB). Free memory was 151.7 MB in the beginning and 194.8 MB in the end (delta: -43.1 MB). Peak memory consumption was 103.9 MB. Max. memory is 7.1 GB. [2020-10-06 00:27:09,229 INFO L168 Benchmark]: TraceAbstraction took 5708.15 ms. Allocated memory was 249.0 MB in the beginning and 335.0 MB in the end (delta: 86.0 MB). Free memory was 193.0 MB in the beginning and 204.1 MB in the end (delta: -11.1 MB). Peak memory consumption was 74.9 MB. Max. memory is 7.1 GB. [2020-10-06 00:27:09,234 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 147.3 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 926.09 ms. Allocated memory was 147.3 MB in the beginning and 203.9 MB in the end (delta: 56.6 MB). Free memory was 101.9 MB in the beginning and 157.1 MB in the end (delta: -55.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 64.61 ms. Allocated memory is still 203.9 MB. Free memory was 157.1 MB in the beginning and 154.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 46.66 ms. Allocated memory is still 203.9 MB. Free memory was 154.4 MB in the beginning and 151.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2022.86 ms. Allocated memory was 203.9 MB in the beginning and 249.0 MB in the end (delta: 45.1 MB). Free memory was 151.7 MB in the beginning and 194.8 MB in the end (delta: -43.1 MB). Peak memory consumption was 103.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 5708.15 ms. Allocated memory was 249.0 MB in the beginning and 335.0 MB in the end (delta: 86.0 MB). Free memory was 193.0 MB in the beginning and 204.1 MB in the end (delta: -11.1 MB). Peak memory consumption was 74.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 3.0s, 123 ProgramPointsBefore, 48 ProgramPointsAfterwards, 112 TransitionsBefore, 36 TransitionsAfterwards, 2572 CoEnabledTransitionPairs, 8 FixpointIterations, 37 TrivialSequentialCompositions, 42 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 7 ConcurrentYvCompositions, 1 ChoiceCompositions, 1316 VarBasedMoverChecksPositive, 37 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 7924 CheckedPairsTotal, 86 TotalNumberOfCompositions - PositiveResult [Line: 7]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 7]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 111 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 5.5s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 3.4s, HoareTripleCheckerStatistics: 142 SDtfs, 126 SDslu, 185 SDs, 0 SdLazy, 43 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 52 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5330occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 49 NumberOfCodeBlocks, 49 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 45 ConstructedInterpolants, 0 QuantifiedInterpolants, 1497 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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 correct! Received shutdown request...