/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-Uncond-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/POPL2022/add-sub18.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2ce48c3f3f8970e6bfb7f04ced506932607c57fe-2ce48c3 [2021-10-22 14:34:27,608 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-22 14:34:27,610 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-22 14:34:27,680 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-22 14:34:27,680 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-22 14:34:27,683 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-22 14:34:27,686 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-22 14:34:27,689 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-22 14:34:27,691 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-22 14:34:27,696 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-22 14:34:27,697 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-22 14:34:27,698 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-22 14:34:27,698 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-22 14:34:27,700 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-22 14:34:27,702 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-22 14:34:27,706 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-22 14:34:27,706 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-22 14:34:27,707 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-22 14:34:27,708 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-22 14:34:27,709 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-22 14:34:27,710 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-22 14:34:27,713 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-22 14:34:27,715 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-22 14:34:27,715 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-22 14:34:27,720 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-22 14:34:27,721 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-22 14:34:27,721 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-22 14:34:27,721 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-22 14:34:27,722 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-22 14:34:27,722 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-22 14:34:27,722 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-22 14:34:27,723 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-22 14:34:27,724 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-22 14:34:27,724 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-22 14:34:27,725 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-22 14:34:27,725 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-22 14:34:27,725 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-22 14:34:27,726 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-22 14:34:27,726 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-22 14:34:27,726 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-22 14:34:27,729 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-22 14:34:27,730 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-Uncond-NoLbe-Lockstep.epf [2021-10-22 14:34:27,752 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-22 14:34:27,752 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-22 14:34:27,752 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-22 14:34:27,752 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-22 14:34:27,753 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-22 14:34:27,753 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-22 14:34:27,754 INFO L138 SettingsManager]: * Use SBE=true [2021-10-22 14:34:27,754 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-22 14:34:27,754 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-22 14:34:27,754 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-22 14:34:27,754 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-22 14:34:27,754 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-22 14:34:27,754 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-22 14:34:27,754 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-22 14:34:27,755 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-22 14:34:27,755 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-22 14:34:27,755 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-22 14:34:27,757 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-22 14:34:27,757 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-22 14:34:27,758 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-22 14:34:27,758 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-22 14:34:27,758 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-10-22 14:34:27,758 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-22 14:34:27,758 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-22 14:34:27,759 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-22 14:34:27,760 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-22 14:34:27,760 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-22 14:34:27,760 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-22 14:34:27,760 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-10-22 14:34:27,760 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-22 14:34:27,761 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-22 14:34:27,761 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-10-22 14:34:27,761 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-22 14:34:27,761 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-10-22 14:34:27,761 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-10-22 14:34:27,761 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-22 14:34:27,762 INFO L138 SettingsManager]: * Use conditional POR in concurrent analysis=false 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-10-22 14:34:28,003 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-22 14:34:28,024 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-22 14:34:28,026 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-22 14:34:28,027 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-10-22 14:34:28,028 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-10-22 14:34:28,029 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/add-sub18.bpl [2021-10-22 14:34:28,029 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/add-sub18.bpl' [2021-10-22 14:34:28,058 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-22 14:34:28,059 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-10-22 14:34:28,065 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-22 14:34:28,065 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-22 14:34:28,065 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-22 14:34:28,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "add-sub18.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.10 02:34:28" (1/1) ... [2021-10-22 14:34:28,087 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "add-sub18.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.10 02:34:28" (1/1) ... [2021-10-22 14:34:28,095 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-22 14:34:28,096 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-22 14:34:28,096 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-22 14:34:28,096 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-22 14:34:28,103 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "add-sub18.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.10 02:34:28" (1/1) ... [2021-10-22 14:34:28,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "add-sub18.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.10 02:34:28" (1/1) ... [2021-10-22 14:34:28,104 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "add-sub18.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.10 02:34:28" (1/1) ... [2021-10-22 14:34:28,104 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "add-sub18.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.10 02:34:28" (1/1) ... [2021-10-22 14:34:28,117 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "add-sub18.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.10 02:34:28" (1/1) ... [2021-10-22 14:34:28,119 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "add-sub18.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.10 02:34:28" (1/1) ... [2021-10-22 14:34:28,123 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "add-sub18.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.10 02:34:28" (1/1) ... [2021-10-22 14:34:28,124 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-22 14:34:28,125 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-22 14:34:28,125 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-22 14:34:28,125 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-22 14:34:28,128 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "add-sub18.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.10 02:34:28" (1/1) ... [2021-10-22 14:34:28,134 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-22 14:34:28,141 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 14:34:28,161 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-22 14:34:28,168 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-22 14:34:28,194 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-10-22 14:34:28,194 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-22 14:34:28,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-22 14:34:28,195 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Thread given in one single declaration [2021-10-22 14:34:28,195 INFO L130 BoogieDeclarations]: Found specification of procedure Thread [2021-10-22 14:34:28,195 INFO L138 BoogieDeclarations]: Found implementation of procedure Thread [2021-10-22 14:34:28,195 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-22 14:34:28,364 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-22 14:34:28,364 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-10-22 14:34:28,366 INFO L202 PluginConnector]: Adding new model add-sub18.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 02:34:28 BoogieIcfgContainer [2021-10-22 14:34:28,366 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-22 14:34:28,368 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-22 14:34:28,368 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-22 14:34:28,380 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-22 14:34:28,380 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "add-sub18.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.10 02:34:28" (1/2) ... [2021-10-22 14:34:28,382 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6280f26e and model type add-sub18.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 02:34:28, skipping insertion in model container [2021-10-22 14:34:28,382 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "add-sub18.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 02:34:28" (2/2) ... [2021-10-22 14:34:28,384 INFO L111 eAbstractionObserver]: Analyzing ICFG add-sub18.bpl [2021-10-22 14:34:28,399 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-22 14:34:28,399 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-22 14:34:28,399 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-22 14:34:28,399 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-22 14:34:28,624 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork14_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,624 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork14_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,625 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork14_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,625 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork14_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,626 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork14_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,626 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork14_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,626 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork13_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,626 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork13_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,626 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork13_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,627 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork13_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,628 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork13_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,628 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork13_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,628 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork16_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,628 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork16_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,629 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork16_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,629 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork16_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,630 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork16_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,630 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork16_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,630 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork15_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,631 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork15_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,631 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork15_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,632 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork15_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,632 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork15_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,632 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork15_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,632 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork17_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,633 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork17_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,633 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork17_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,633 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork17_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,634 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork17_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,634 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork17_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,634 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork1_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,635 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork1_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,635 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork1_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,635 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork1_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,635 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork1_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,636 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork1_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,637 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork0_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,637 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork0_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,637 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork0_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,637 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork0_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,637 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork0_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,638 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork0_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,638 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork3_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,638 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork3_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,638 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork3_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,639 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork3_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,639 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork3_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,639 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork3_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,639 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork2_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,639 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork2_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,639 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork2_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,640 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork2_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,640 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork2_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,641 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork2_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,642 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork5_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,642 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork5_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,643 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork5_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,643 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork5_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,644 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork5_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,644 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork5_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,645 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork4_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,645 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork4_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,645 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork4_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,645 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork4_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,646 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork4_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,646 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork4_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,646 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork7_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,646 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork7_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,647 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork7_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,647 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork7_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,647 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork7_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,647 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork7_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,647 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork6_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,647 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork6_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,648 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork6_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,648 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork6_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,648 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork6_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,648 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork6_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,648 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork9_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,648 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork9_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,649 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork9_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,649 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork9_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,649 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork9_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,649 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork9_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,650 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork8_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,650 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork8_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,650 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork8_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,650 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork8_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,651 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork8_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,651 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork8_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,651 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork10_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,652 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork10_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,652 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork10_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,652 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork10_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,653 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork10_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,653 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork10_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,654 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork12_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,654 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork12_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,654 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork12_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,654 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork12_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,654 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork12_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,654 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork12_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,655 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork11_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,655 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork11_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,655 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork11_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,655 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork11_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,655 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork11_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,656 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork11_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,667 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork0_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,672 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork1_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,674 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork2_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,677 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork3_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,682 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork4_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,685 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork5_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,688 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork6_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,692 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork7_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,714 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork8_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,717 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork9_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,736 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork10_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,740 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork11_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,744 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork12_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,748 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork13_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,752 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork14_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,766 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork15_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,777 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork16_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,784 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork17_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 14:34:28,865 INFO L148 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2021-10-22 14:34:28,909 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-10-22 14:34:28,909 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 14:34:28,910 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-10-22 14:34:28,911 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-10-22 14:34:28,940 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-10-22 14:34:28,947 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-22 14:34:28,948 INFO L340 AbstractCegarLoop]: Starting to check reachability of 19 error locations. [2021-10-22 14:34:31,763 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 15 more)] === [2021-10-22 14:34:31,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 14:34:31,768 INFO L82 PathProgramCache]: Analyzing trace with hash 981040865, now seen corresponding path program 1 times [2021-10-22 14:34:31,775 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 14:34:31,775 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1091055538] [2021-10-22 14:34:31,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 14:34:31,776 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 14:34:32,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 14:34:51,555 INFO L134 CoverageAnalysis]: Checked inductivity of 4260 backedges. 0 proven. 2982 refuted. 0 times theorem prover too weak. 1278 trivial. 0 not checked. [2021-10-22 14:34:51,556 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 14:34:51,556 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1091055538] [2021-10-22 14:34:51,557 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1091055538] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 14:34:51,557 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [628032211] [2021-10-22 14:34:51,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 14:34:51,558 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 14:34:51,558 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 14:34:51,564 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-22 14:34:51,571 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-22 14:34:52,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 14:34:52,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 1757 conjuncts, 843 conjunts are in the unsatisfiable core [2021-10-22 14:34:52,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-22 14:34:57,490 INFO L134 CoverageAnalysis]: Checked inductivity of 4260 backedges. 0 proven. 2982 refuted. 0 times theorem prover too weak. 1278 trivial. 0 not checked. [2021-10-22 14:34:57,491 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [628032211] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 14:34:57,491 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-22 14:34:57,492 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [171, 171] total 171 [2021-10-22 14:34:57,493 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2058031433] [2021-10-22 14:34:57,500 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 173 states [2021-10-22 14:34:57,501 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 14:34:57,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 173 interpolants. [2021-10-22 14:34:57,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=343, Invalid=29413, Unknown=0, NotChecked=0, Total=29756 [2021-10-22 14:34:57,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 14:34:57,526 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 14:34:57,528 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 173 states, 172 states have (on average 2.313953488372093) internal successors, (398), 172 states have internal predecessors, (398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 14:34:57,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 14:37:04,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 173 states. [2021-10-22 14:37:04,245 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-10-22 14:37:04,435 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-10-22 14:37:04,436 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 15 more)] === [2021-10-22 14:37:04,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 14:37:04,436 INFO L82 PathProgramCache]: Analyzing trace with hash -173618093, now seen corresponding path program 2 times [2021-10-22 14:37:04,436 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 14:37:04,437 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042656070] [2021-10-22 14:37:04,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 14:37:04,437 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 14:37:04,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 14:37:22,886 INFO L134 CoverageAnalysis]: Checked inductivity of 4257 backedges. 0 proven. 2989 refuted. 0 times theorem prover too weak. 1268 trivial. 0 not checked. [2021-10-22 14:37:22,886 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 14:37:22,886 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1042656070] [2021-10-22 14:37:22,886 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1042656070] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 14:37:22,886 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1981016085] [2021-10-22 14:37:22,887 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-22 14:37:22,887 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 14:37:22,887 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 14:37:22,890 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-22 14:37:22,891 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-10-22 14:37:23,893 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-22 14:37:23,894 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-22 14:37:23,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 1757 conjuncts, 843 conjunts are in the unsatisfiable core [2021-10-22 14:37:23,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-22 14:37:28,907 INFO L134 CoverageAnalysis]: Checked inductivity of 4257 backedges. 0 proven. 2989 refuted. 0 times theorem prover too weak. 1268 trivial. 0 not checked. [2021-10-22 14:37:28,907 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1981016085] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 14:37:28,908 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-22 14:37:28,908 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [171, 171] total 171 [2021-10-22 14:37:28,908 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681020978] [2021-10-22 14:37:28,910 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 173 states [2021-10-22 14:37:28,910 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 14:37:28,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 173 interpolants. [2021-10-22 14:37:28,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=343, Invalid=29413, Unknown=0, NotChecked=0, Total=29756 [2021-10-22 14:37:28,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 14:37:28,917 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 14:37:28,918 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 173 states, 172 states have (on average 2.313953488372093) internal successors, (398), 172 states have internal predecessors, (398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 14:37:28,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 173 states. [2021-10-22 14:37:28,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 14:39:36,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 173 states. [2021-10-22 14:39:36,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 173 states. [2021-10-22 14:39:36,484 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-10-22 14:39:36,679 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 14:39:36,680 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 15 more)] === [2021-10-22 14:39:36,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 14:39:36,680 INFO L82 PathProgramCache]: Analyzing trace with hash 170389319, now seen corresponding path program 3 times [2021-10-22 14:39:36,681 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 14:39:36,681 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1051262654] [2021-10-22 14:39:36,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 14:39:36,681 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 14:39:36,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 14:39:54,533 INFO L134 CoverageAnalysis]: Checked inductivity of 4275 backedges. 0 proven. 3008 refuted. 0 times theorem prover too weak. 1267 trivial. 0 not checked. [2021-10-22 14:39:54,533 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 14:39:54,533 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1051262654] [2021-10-22 14:39:54,534 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1051262654] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 14:39:54,534 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [664973339] [2021-10-22 14:39:54,534 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-22 14:39:54,534 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 14:39:54,534 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 14:39:54,535 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-22 14:39:54,538 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-10-22 14:39:56,202 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 14 check-sat command(s) [2021-10-22 14:39:56,202 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-22 14:39:56,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 1757 conjuncts, 843 conjunts are in the unsatisfiable core [2021-10-22 14:39:56,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-22 14:40:00,925 INFO L134 CoverageAnalysis]: Checked inductivity of 4275 backedges. 0 proven. 3008 refuted. 0 times theorem prover too weak. 1267 trivial. 0 not checked. [2021-10-22 14:40:00,925 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [664973339] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 14:40:00,925 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-22 14:40:00,926 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [171, 171] total 171 [2021-10-22 14:40:00,926 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [955494429] [2021-10-22 14:40:00,927 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 173 states [2021-10-22 14:40:00,927 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 14:40:00,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 173 interpolants. [2021-10-22 14:40:00,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=343, Invalid=29413, Unknown=0, NotChecked=0, Total=29756 [2021-10-22 14:40:00,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 14:40:00,930 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 14:40:00,930 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 173 states, 172 states have (on average 2.313953488372093) internal successors, (398), 172 states have internal predecessors, (398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 14:40:00,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 173 states. [2021-10-22 14:40:00,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 173 states. [2021-10-22 14:40:00,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 14:42:08,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 173 states. [2021-10-22 14:42:08,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 173 states. [2021-10-22 14:42:08,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 173 states. [2021-10-22 14:42:08,414 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-10-22 14:42:08,595 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 14:42:08,596 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 15 more)] === [2021-10-22 14:42:08,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 14:42:08,596 INFO L82 PathProgramCache]: Analyzing trace with hash 815684079, now seen corresponding path program 4 times [2021-10-22 14:42:08,596 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 14:42:08,596 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2021017439] [2021-10-22 14:42:08,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 14:42:08,597 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 14:42:08,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 14:42:26,305 INFO L134 CoverageAnalysis]: Checked inductivity of 4287 backedges. 0 proven. 3029 refuted. 0 times theorem prover too weak. 1258 trivial. 0 not checked. [2021-10-22 14:42:26,305 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 14:42:26,305 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2021017439] [2021-10-22 14:42:26,305 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2021017439] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 14:42:26,305 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1893582547] [2021-10-22 14:42:26,305 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-10-22 14:42:26,306 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 14:42:26,306 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 14:42:26,307 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-22 14:42:26,307 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-10-22 14:42:28,484 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-10-22 14:42:28,484 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-22 14:42:28,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 1757 conjuncts, 843 conjunts are in the unsatisfiable core [2021-10-22 14:42:28,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-22 14:42:33,074 INFO L134 CoverageAnalysis]: Checked inductivity of 4287 backedges. 0 proven. 3029 refuted. 0 times theorem prover too weak. 1258 trivial. 0 not checked. [2021-10-22 14:42:33,074 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1893582547] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 14:42:33,074 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-22 14:42:33,074 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [171, 171] total 171 [2021-10-22 14:42:33,075 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1396152015] [2021-10-22 14:42:33,076 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 173 states [2021-10-22 14:42:33,076 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 14:42:33,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 173 interpolants. [2021-10-22 14:42:33,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=343, Invalid=29413, Unknown=0, NotChecked=0, Total=29756 [2021-10-22 14:42:33,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 14:42:33,078 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 14:42:33,079 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 173 states, 172 states have (on average 2.313953488372093) internal successors, (398), 172 states have internal predecessors, (398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 14:42:33,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 173 states. [2021-10-22 14:42:33,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 173 states. [2021-10-22 14:42:33,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 173 states. [2021-10-22 14:42:33,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 14:44:37,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 173 states. [2021-10-22 14:44:37,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 173 states. [2021-10-22 14:44:37,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 173 states. [2021-10-22 14:44:37,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 173 states. [2021-10-22 14:44:37,151 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2021-10-22 14:44:37,329 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 14:44:37,330 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 15 more)] === [2021-10-22 14:44:37,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 14:44:37,330 INFO L82 PathProgramCache]: Analyzing trace with hash 1634186309, now seen corresponding path program 5 times [2021-10-22 14:44:37,330 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 14:44:37,331 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [194955115] [2021-10-22 14:44:37,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 14:44:37,331 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 14:44:37,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 14:44:54,849 INFO L134 CoverageAnalysis]: Checked inductivity of 4269 backedges. 0 proven. 3021 refuted. 0 times theorem prover too weak. 1248 trivial. 0 not checked. [2021-10-22 14:44:54,850 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 14:44:54,850 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [194955115] [2021-10-22 14:44:54,850 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [194955115] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 14:44:54,850 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1164757446] [2021-10-22 14:44:54,850 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-10-22 14:44:54,850 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 14:44:54,851 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 14:44:54,852 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-22 14:44:54,853 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-10-22 14:44:57,546 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 14 check-sat command(s) [2021-10-22 14:44:57,546 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-22 14:44:57,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 1757 conjuncts, 843 conjunts are in the unsatisfiable core [2021-10-22 14:44:57,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-22 14:45:02,148 INFO L134 CoverageAnalysis]: Checked inductivity of 4269 backedges. 0 proven. 3021 refuted. 0 times theorem prover too weak. 1248 trivial. 0 not checked. [2021-10-22 14:45:02,149 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1164757446] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 14:45:02,149 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-22 14:45:02,149 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [171, 171] total 171 [2021-10-22 14:45:02,149 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [996512850] [2021-10-22 14:45:02,150 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 173 states [2021-10-22 14:45:02,150 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 14:45:02,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 173 interpolants. [2021-10-22 14:45:02,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=343, Invalid=29413, Unknown=0, NotChecked=0, Total=29756 [2021-10-22 14:45:02,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 14:45:02,153 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 14:45:02,153 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 173 states, 172 states have (on average 2.313953488372093) internal successors, (398), 172 states have internal predecessors, (398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 14:45:02,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 173 states. [2021-10-22 14:45:02,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 173 states. [2021-10-22 14:45:02,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 173 states. [2021-10-22 14:45:02,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 173 states. [2021-10-22 14:45:02,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2021-10-22 14:46:19,213 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-10-22 14:46:19,213 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-10-22 14:46:19,251 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-10-22 14:46:19,855 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-10-22 14:46:20,032 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 14:46:20,032 WARN L594 AbstractCegarLoop]: Verification canceled: while executing DepthFirstTraversal. [2021-10-22 14:46:20,034 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT [2021-10-22 14:46:20,034 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-22 14:46:20,034 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-22 14:46:20,035 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATION [2021-10-22 14:46:20,035 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATION [2021-10-22 14:46:20,035 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4INUSE_VIOLATION [2021-10-22 14:46:20,035 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr5INUSE_VIOLATION [2021-10-22 14:46:20,035 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr6INUSE_VIOLATION [2021-10-22 14:46:20,035 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr7INUSE_VIOLATION [2021-10-22 14:46:20,035 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr8INUSE_VIOLATION [2021-10-22 14:46:20,035 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr9INUSE_VIOLATION [2021-10-22 14:46:20,035 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr10INUSE_VIOLATION [2021-10-22 14:46:20,035 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr11INUSE_VIOLATION [2021-10-22 14:46:20,035 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr12INUSE_VIOLATION [2021-10-22 14:46:20,035 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr13INUSE_VIOLATION [2021-10-22 14:46:20,035 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr14INUSE_VIOLATION [2021-10-22 14:46:20,035 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr15INUSE_VIOLATION [2021-10-22 14:46:20,036 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr16INUSE_VIOLATION [2021-10-22 14:46:20,036 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr17INUSE_VIOLATION [2021-10-22 14:46:20,042 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-22 14:46:20,042 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-22 14:46:20,043 INFO L202 PluginConnector]: Adding new model add-sub18.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 02:46:20 BasicIcfg [2021-10-22 14:46:20,043 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-22 14:46:20,044 INFO L168 Benchmark]: Toolchain (without parser) took 711984.63 ms. Allocated memory was 191.9 MB in the beginning and 799.0 MB in the end (delta: 607.1 MB). Free memory was 148.6 MB in the beginning and 392.9 MB in the end (delta: -244.3 MB). Peak memory consumption was 363.4 MB. Max. memory is 8.0 GB. [2021-10-22 14:46:20,044 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.13 ms. Allocated memory is still 191.9 MB. Free memory is still 149.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-10-22 14:46:20,045 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.75 ms. Allocated memory is still 191.9 MB. Free memory was 148.5 MB in the beginning and 147.1 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 8.0 GB. [2021-10-22 14:46:20,045 INFO L168 Benchmark]: Boogie Preprocessor took 28.51 ms. Allocated memory is still 191.9 MB. Free memory was 147.1 MB in the beginning and 146.0 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-22 14:46:20,045 INFO L168 Benchmark]: RCFGBuilder took 241.13 ms. Allocated memory is still 191.9 MB. Free memory was 145.9 MB in the beginning and 134.8 MB in the end (delta: 11.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. [2021-10-22 14:46:20,046 INFO L168 Benchmark]: TraceAbstraction took 711675.74 ms. Allocated memory was 191.9 MB in the beginning and 799.0 MB in the end (delta: 607.1 MB). Free memory was 134.4 MB in the beginning and 392.9 MB in the end (delta: -258.6 MB). Peak memory consumption was 348.7 MB. Max. memory is 8.0 GB. [2021-10-22 14:46:20,047 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.13 ms. Allocated memory is still 191.9 MB. Free memory is still 149.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 29.75 ms. Allocated memory is still 191.9 MB. Free memory was 148.5 MB in the beginning and 147.1 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 8.0 GB. * Boogie Preprocessor took 28.51 ms. Allocated memory is still 191.9 MB. Free memory was 147.1 MB in the beginning and 146.0 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 241.13 ms. Allocated memory is still 191.9 MB. Free memory was 145.9 MB in the beginning and 134.8 MB in the end (delta: 11.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 711675.74 ms. Allocated memory was 191.9 MB in the beginning and 799.0 MB in the end (delta: 607.1 MB). Free memory was 134.4 MB in the beginning and 392.9 MB in the end (delta: -258.6 MB). Peak memory consumption was 348.7 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 542300, positive: 527575, positive conditional: 510173, positive unconditional: 17402, negative: 14725, negative conditional: 14708, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 527592, positive: 527575, positive conditional: 0, positive unconditional: 527575, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 13425, positive: 13408, positive conditional: 0, positive unconditional: 13408, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 13425, positive: 12167, positive conditional: 0, positive unconditional: 12167, negative: 1258, negative conditional: 0, negative unconditional: 1258, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1258, positive: 1241, positive conditional: 0, positive unconditional: 1241, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1283, positive: 1259, positive conditional: 0, positive unconditional: 1259, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 527592, positive: 514167, positive conditional: 0, positive unconditional: 514167, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 13425, unknown conditional: 0, unknown unconditional: 13425] , Statistics on independence cache: Total cache size (in pairs): 13425, Positive cache size: 13408, Positive conditional cache size: 0, Positive unconditional cache size: 13408, Negative cache size: 17, Negative conditional cache size: 0, Negative unconditional cache size: 17, Independence queries for same thread: 14708 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 1758, Number of persistent set computation: 835, Number of trivial persistent sets: 48, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 542300, positive: 527575, positive conditional: 510173, positive unconditional: 17402, negative: 14725, negative conditional: 14708, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 527592, positive: 527575, positive conditional: 0, positive unconditional: 527575, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 13425, positive: 13408, positive conditional: 0, positive unconditional: 13408, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 13425, positive: 12167, positive conditional: 0, positive unconditional: 12167, negative: 1258, negative conditional: 0, negative unconditional: 1258, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1258, positive: 1241, positive conditional: 0, positive unconditional: 1241, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1283, positive: 1259, positive conditional: 0, positive unconditional: 1259, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 527592, positive: 514167, positive conditional: 0, positive unconditional: 514167, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 13425, unknown conditional: 0, unknown unconditional: 13425] , Statistics on independence cache: Total cache size (in pairs): 13425, Positive cache size: 13408, Positive conditional cache size: 0, Positive unconditional cache size: 13408, Negative cache size: 17, Negative conditional cache size: 0, Negative unconditional cache size: 17, Independence queries for same thread: 14708 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 46]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 25]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 15]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 14]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 9]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 17]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 18]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 16]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 9]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 21]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 10]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 22]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 13]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 23]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 20]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 19]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 24]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 11]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 12]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while executing DepthFirstTraversal. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 20 procedures, 135 locations, 19 error locations. Started 1 CEGAR loops. OverallTime: 711133.9ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 23.2ms, PartialOrderReductionTime: 586206.2ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 818, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 496.2ms SsaConstructionTime, 3038.5ms SatisfiabilityAnalysisTime, 113512.9ms InterpolantComputationTime, 6860 NumberOfCodeBlocks, 6860 NumberOfCodeBlocksAsserted, 37 NumberOfCheckSat, 6850 ConstructedInterpolants, 0 QuantifiedInterpolants, 100070 SizeOfPredicates, 0 NumberOfNonLiveVariables, 8785 ConjunctsInSsa, 4215 ConjunctsInUnsatCore, 10 InterpolantComputations, 0 PerfectInterpolantSequences, 12638/42696 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown