/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy BADGER --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_ERROR_LOCATION --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP -s ../../../trunk/examples/settings/gemcutter/SleepMap-ConcreteSmt-VarAbsGlobalSyntactic.epf --traceabstraction.coinflip.probability.value 80 --traceabstraction.coinflip.random.seed 13 --traceabstraction.coinflip.budget.determination.mode PURE -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/POPL2023/sumsumsampleabs2.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.por-optimizations-e57bdd3-m [2022-10-10 14:11:20,973 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-10 14:11:20,975 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-10 14:11:21,003 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-10 14:11:21,004 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-10 14:11:21,007 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-10 14:11:21,009 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-10 14:11:21,011 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-10 14:11:21,013 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-10 14:11:21,013 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-10 14:11:21,014 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-10 14:11:21,015 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-10 14:11:21,015 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-10 14:11:21,024 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-10 14:11:21,026 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-10 14:11:21,029 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-10 14:11:21,029 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-10 14:11:21,030 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-10 14:11:21,031 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-10 14:11:21,034 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-10 14:11:21,035 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-10 14:11:21,037 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-10 14:11:21,038 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-10 14:11:21,039 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-10 14:11:21,044 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-10 14:11:21,044 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-10 14:11:21,044 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-10 14:11:21,044 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-10 14:11:21,045 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-10 14:11:21,045 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-10 14:11:21,045 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-10 14:11:21,046 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-10 14:11:21,046 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-10 14:11:21,047 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-10 14:11:21,047 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-10 14:11:21,048 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-10 14:11:21,048 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-10 14:11:21,048 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-10 14:11:21,048 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-10 14:11:21,049 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-10 14:11:21,049 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-10 14:11:21,053 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/SleepMap-ConcreteSmt-VarAbsGlobalSyntactic.epf [2022-10-10 14:11:21,083 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-10 14:11:21,083 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-10 14:11:21,084 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-10 14:11:21,084 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-10 14:11:21,085 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-10 14:11:21,085 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-10 14:11:21,087 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-10 14:11:21,087 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-10 14:11:21,087 INFO L138 SettingsManager]: * Use SBE=true [2022-10-10 14:11:21,088 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-10 14:11:21,088 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-10 14:11:21,088 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-10 14:11:21,089 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-10 14:11:21,089 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-10 14:11:21,089 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-10 14:11:21,089 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-10 14:11:21,089 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-10 14:11:21,089 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-10 14:11:21,089 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-10 14:11:21,090 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-10 14:11:21,090 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-10 14:11:21,090 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-10 14:11:21,090 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-10 14:11:21,090 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-10-10 14:11:21,090 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-10 14:11:21,090 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-10 14:11:21,090 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-10 14:11:21,091 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-10 14:11:21,091 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-10 14:11:21,091 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-10 14:11:21,091 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-10 14:11:21,091 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-10 14:11:21,091 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-10-10 14:11:21,091 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-10-10 14:11:21,091 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-10 14:11:21,092 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_ERROR_LOCATION [2022-10-10 14:11:21,092 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-10-10 14:11:21,092 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-10 14:11:21,092 INFO L138 SettingsManager]: * Number of independence relations to use for POR=2 [2022-10-10 14:11:21,092 INFO L138 SettingsManager]: * Independence relation used for POR in concurrent analysis=SYNTACTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> BADGER Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Coinflip probability value -> 80 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Coinflip random seed -> 13 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Coinflip budget determination mode -> PURE [2022-10-10 14:11:21,358 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-10 14:11:21,378 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-10 14:11:21,380 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-10 14:11:21,381 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-10-10 14:11:21,383 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-10-10 14:11:21,384 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/sumsumsampleabs2.bpl [2022-10-10 14:11:21,384 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/sumsumsampleabs2.bpl' [2022-10-10 14:11:21,411 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-10 14:11:21,412 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-10-10 14:11:21,413 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-10 14:11:21,413 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-10 14:11:21,413 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-10 14:11:21,423 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "sumsumsampleabs2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 02:11:21" (1/1) ... [2022-10-10 14:11:21,431 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "sumsumsampleabs2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 02:11:21" (1/1) ... [2022-10-10 14:11:21,436 INFO L138 Inliner]: procedures = 5, calls = 4, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-10-10 14:11:21,438 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-10 14:11:21,439 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-10 14:11:21,439 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-10 14:11:21,440 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-10 14:11:21,445 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sumsumsampleabs2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 02:11:21" (1/1) ... [2022-10-10 14:11:21,445 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sumsumsampleabs2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 02:11:21" (1/1) ... [2022-10-10 14:11:21,447 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sumsumsampleabs2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 02:11:21" (1/1) ... [2022-10-10 14:11:21,447 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sumsumsampleabs2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 02:11:21" (1/1) ... [2022-10-10 14:11:21,451 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sumsumsampleabs2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 02:11:21" (1/1) ... [2022-10-10 14:11:21,455 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sumsumsampleabs2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 02:11:21" (1/1) ... [2022-10-10 14:11:21,456 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sumsumsampleabs2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 02:11:21" (1/1) ... [2022-10-10 14:11:21,457 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-10 14:11:21,458 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-10 14:11:21,458 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-10 14:11:21,458 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-10 14:11:21,459 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sumsumsampleabs2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 02:11:21" (1/1) ... [2022-10-10 14:11:21,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-10 14:11:21,472 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-10 14:11:21,482 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) [2022-10-10 14:11:21,487 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 [2022-10-10 14:11:21,514 INFO L124 BoogieDeclarations]: Specification and implementation of procedure sum1 given in one single declaration [2022-10-10 14:11:21,514 INFO L130 BoogieDeclarations]: Found specification of procedure sum1 [2022-10-10 14:11:21,514 INFO L138 BoogieDeclarations]: Found implementation of procedure sum1 [2022-10-10 14:11:21,514 INFO L124 BoogieDeclarations]: Specification and implementation of procedure sum2 given in one single declaration [2022-10-10 14:11:21,514 INFO L130 BoogieDeclarations]: Found specification of procedure sum2 [2022-10-10 14:11:21,514 INFO L138 BoogieDeclarations]: Found implementation of procedure sum2 [2022-10-10 14:11:21,514 INFO L124 BoogieDeclarations]: Specification and implementation of procedure bank given in one single declaration [2022-10-10 14:11:21,514 INFO L130 BoogieDeclarations]: Found specification of procedure bank [2022-10-10 14:11:21,514 INFO L138 BoogieDeclarations]: Found implementation of procedure bank [2022-10-10 14:11:21,515 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-10-10 14:11:21,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-10 14:11:21,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-10 14:11:21,515 INFO L124 BoogieDeclarations]: Specification and implementation of procedure mapAbs given in one single declaration [2022-10-10 14:11:21,515 INFO L130 BoogieDeclarations]: Found specification of procedure mapAbs [2022-10-10 14:11:21,515 INFO L138 BoogieDeclarations]: Found implementation of procedure mapAbs [2022-10-10 14:11:21,516 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-10 14:11:21,562 INFO L234 CfgBuilder]: Building ICFG [2022-10-10 14:11:21,563 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-10 14:11:21,650 INFO L275 CfgBuilder]: Performing block encoding [2022-10-10 14:11:21,655 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-10 14:11:21,655 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-10 14:11:21,656 INFO L202 PluginConnector]: Adding new model sumsumsampleabs2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 02:11:21 BoogieIcfgContainer [2022-10-10 14:11:21,657 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-10 14:11:21,658 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-10 14:11:21,658 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-10 14:11:21,660 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-10 14:11:21,661 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sumsumsampleabs2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 02:11:21" (1/2) ... [2022-10-10 14:11:21,661 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46c1eff3 and model type sumsumsampleabs2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.10 02:11:21, skipping insertion in model container [2022-10-10 14:11:21,661 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sumsumsampleabs2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 02:11:21" (2/2) ... [2022-10-10 14:11:21,662 INFO L112 eAbstractionObserver]: Analyzing ICFG sumsumsampleabs2.bpl [2022-10-10 14:11:21,668 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-10-10 14:11:21,674 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-10 14:11:21,674 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-10 14:11:21,674 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-10-10 14:11:21,727 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-10-10 14:11:21,770 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-10 14:11:21,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-10 14:11:21,771 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-10 14:11:21,772 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) [2022-10-10 14:11:21,774 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 [2022-10-10 14:11:21,793 INFO L100 denceProviderFactory]: Independence Relation #2: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-10 14:11:21,813 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 2 independence relations. [2022-10-10 14:11:21,813 WARN L162 artialOrderCegarLoop]: Attention: Unsuitable combinations of independence relations may be unsound! [2022-10-10 14:11:21,813 WARN L163 artialOrderCegarLoop]: Only combine independence relations if you are sure the combination is sound. [2022-10-10 14:11:21,818 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONASSERT ======== [2022-10-10 14:11:21,823 INFO L357 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, mAutomataTypeConcurrency=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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6e8907da, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-10 14:11:21,823 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-10 14:11:22,034 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 14:11:22,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 14:11:22,037 INFO L85 PathProgramCache]: Analyzing trace with hash -1196182244, now seen corresponding path program 1 times [2022-10-10 14:11:22,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 14:11:22,045 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1378956219] [2022-10-10 14:11:22,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 14:11:22,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 14:11:22,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 14:11:22,346 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 35 proven. 35 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-10 14:11:22,346 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 14:11:22,346 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1378956219] [2022-10-10 14:11:22,347 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1378956219] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 14:11:22,348 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 14:11:22,348 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2022-10-10 14:11:22,350 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1232911959] [2022-10-10 14:11:22,351 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 14:11:22,354 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-10-10 14:11:22,354 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 14:11:22,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-10-10 14:11:22,393 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-10-10 14:11:22,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 14:11:22,397 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 14:11:22,398 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.222222222222222) internal successors, (47), 9 states have internal predecessors, (47), 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) [2022-10-10 14:11:22,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 14:11:22,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-10-10 14:11:22,764 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-10 14:11:22,765 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 14:11:22,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 14:11:22,765 INFO L85 PathProgramCache]: Analyzing trace with hash -1825646423, now seen corresponding path program 1 times [2022-10-10 14:11:22,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 14:11:22,766 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763444623] [2022-10-10 14:11:22,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 14:11:22,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 14:11:22,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 14:11:22,901 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 28 proven. 28 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-10 14:11:22,902 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 14:11:22,902 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763444623] [2022-10-10 14:11:22,902 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1763444623] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 14:11:22,902 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 14:11:22,902 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2022-10-10 14:11:22,902 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1838264891] [2022-10-10 14:11:22,902 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 14:11:22,904 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-10-10 14:11:22,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 14:11:22,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-10-10 14:11:22,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2022-10-10 14:11:22,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 14:11:22,905 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 14:11:22,905 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.166666666666667) internal successors, (50), 12 states have internal predecessors, (50), 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) [2022-10-10 14:11:22,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-10-10 14:11:22,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 14:11:23,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-10-10 14:11:23,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-10-10 14:11:23,133 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-10 14:11:23,133 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 14:11:23,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 14:11:23,133 INFO L85 PathProgramCache]: Analyzing trace with hash -1214476370, now seen corresponding path program 2 times [2022-10-10 14:11:23,134 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 14:11:23,134 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [768657416] [2022-10-10 14:11:23,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 14:11:23,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 14:11:23,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 14:11:23,244 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 15 proven. 36 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-10 14:11:23,244 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 14:11:23,244 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [768657416] [2022-10-10 14:11:23,245 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [768657416] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 14:11:23,245 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 14:11:23,245 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2022-10-10 14:11:23,245 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [364474901] [2022-10-10 14:11:23,245 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 14:11:23,245 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-10-10 14:11:23,246 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 14:11:23,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-10-10 14:11:23,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2022-10-10 14:11:23,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 14:11:23,247 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 14:11:23,247 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 3.75) internal successors, (45), 12 states have internal predecessors, (45), 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) [2022-10-10 14:11:23,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-10-10 14:11:23,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-10-10 14:11:23,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 14:11:23,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-10-10 14:11:23,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-10-10 14:11:23,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-10-10 14:11:23,499 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-10 14:11:23,499 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 14:11:23,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 14:11:23,499 INFO L85 PathProgramCache]: Analyzing trace with hash 1722364426, now seen corresponding path program 3 times [2022-10-10 14:11:23,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 14:11:23,500 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1871431428] [2022-10-10 14:11:23,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 14:11:23,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 14:11:23,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 14:11:23,599 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 14 proven. 27 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-10 14:11:23,599 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 14:11:23,600 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1871431428] [2022-10-10 14:11:23,600 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1871431428] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 14:11:23,600 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 14:11:23,600 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2022-10-10 14:11:23,600 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [807446743] [2022-10-10 14:11:23,600 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 14:11:23,600 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-10-10 14:11:23,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 14:11:23,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-10-10 14:11:23,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2022-10-10 14:11:23,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 14:11:23,601 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 14:11:23,602 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 3.8181818181818183) internal successors, (42), 11 states have internal predecessors, (42), 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) [2022-10-10 14:11:23,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-10-10 14:11:23,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-10-10 14:11:23,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-10-10 14:11:23,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 14:11:23,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-10-10 14:11:23,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-10-10 14:11:23,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-10-10 14:11:23,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-10 14:11:23,811 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-10 14:11:23,811 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 14:11:23,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 14:11:23,812 INFO L85 PathProgramCache]: Analyzing trace with hash -2123173817, now seen corresponding path program 4 times [2022-10-10 14:11:23,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 14:11:23,812 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1197315776] [2022-10-10 14:11:23,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 14:11:23,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 14:11:23,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 14:11:23,882 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 11 proven. 17 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-10 14:11:23,882 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 14:11:23,883 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1197315776] [2022-10-10 14:11:23,883 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1197315776] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 14:11:23,883 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 14:11:23,883 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2022-10-10 14:11:23,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2136808954] [2022-10-10 14:11:23,883 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 14:11:23,883 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-10-10 14:11:23,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 14:11:23,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-10-10 14:11:23,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2022-10-10 14:11:23,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 14:11:23,884 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 14:11:23,885 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 3.9) internal successors, (39), 10 states have internal predecessors, (39), 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) [2022-10-10 14:11:23,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-10-10 14:11:23,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-10-10 14:11:23,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-10-10 14:11:23,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-10 14:11:23,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 14:11:24,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-10-10 14:11:24,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 14:11:24,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-10-10 14:11:24,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-10 14:11:24,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-10 14:11:24,090 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-10 14:11:24,090 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 14:11:24,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 14:11:24,091 INFO L85 PathProgramCache]: Analyzing trace with hash 1393695825, now seen corresponding path program 5 times [2022-10-10 14:11:24,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 14:11:24,091 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [628434063] [2022-10-10 14:11:24,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 14:11:24,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 14:11:24,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 14:11:24,143 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 28 proven. 3 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-10-10 14:11:24,143 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 14:11:24,143 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [628434063] [2022-10-10 14:11:24,143 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [628434063] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 14:11:24,143 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 14:11:24,143 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2022-10-10 14:11:24,143 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [185853336] [2022-10-10 14:11:24,144 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 14:11:24,144 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-10 14:11:24,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 14:11:24,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-10 14:11:24,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-10-10 14:11:24,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 14:11:24,145 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 14:11:24,145 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 6 states have internal predecessors, (36), 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) [2022-10-10 14:11:24,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-10-10 14:11:24,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 14:11:24,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-10-10 14:11:24,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-10 14:11:24,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-10-10 14:11:24,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 14:11:24,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-10-10 14:11:24,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 14:11:24,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-10-10 14:11:24,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-10 14:11:24,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-10 14:11:24,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-10 14:11:24,276 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-10-10 14:11:24,276 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 14:11:24,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 14:11:24,276 INFO L85 PathProgramCache]: Analyzing trace with hash 512232109, now seen corresponding path program 2 times [2022-10-10 14:11:24,276 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 14:11:24,276 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868204108] [2022-10-10 14:11:24,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 14:11:24,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 14:11:24,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 14:11:24,325 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 52 proven. 11 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-10 14:11:24,326 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 14:11:24,326 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [868204108] [2022-10-10 14:11:24,326 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [868204108] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 14:11:24,326 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 14:11:24,326 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2022-10-10 14:11:24,326 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067667279] [2022-10-10 14:11:24,326 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 14:11:24,327 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-10-10 14:11:24,327 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 14:11:24,327 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-10-10 14:11:24,327 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-10-10 14:11:24,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 14:11:24,328 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 14:11:24,328 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 7 states have internal predecessors, (43), 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) [2022-10-10 14:11:24,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-10-10 14:11:24,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 14:11:24,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-10-10 14:11:24,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-10 14:11:24,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-10-10 14:11:24,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-10-10 14:11:24,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 14:11:24,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-10-10 14:11:24,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 14:11:24,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-10-10 14:11:24,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-10 14:11:24,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-10 14:11:24,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-10 14:11:24,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-10-10 14:11:24,462 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-10-10 14:11:24,462 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 14:11:24,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 14:11:24,462 INFO L85 PathProgramCache]: Analyzing trace with hash -443318528, now seen corresponding path program 3 times [2022-10-10 14:11:24,463 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 14:11:24,463 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915542759] [2022-10-10 14:11:24,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 14:11:24,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 14:11:25,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2022-10-10 14:21:07,597 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:07,612 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:07,624 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:07,628 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 [2022-10-10 14:21:07,628 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 [2022-10-10 14:21:07,638 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:07,649 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:07,660 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:07,670 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:07,678 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:07,685 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:07,691 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:07,696 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:07,701 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:07,706 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:07,712 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:07,718 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:07,725 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:07,733 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:07,741 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:07,748 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:07,756 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:07,764 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:07,772 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:07,779 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:07,788 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:07,797 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:07,806 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:07,814 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:07,822 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:07,830 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:07,836 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:07,843 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:07,857 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:07,862 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:07,868 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:07,919 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:07,927 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:07,934 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:07,941 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:07,948 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:07,955 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:07,962 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:07,970 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:07,977 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:07,983 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:07,989 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:07,993 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:08,000 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:08,005 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:08,009 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:08,013 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:08,017 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:08,021 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:08,025 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:08,029 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:08,034 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:08,039 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:08,064 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:08,090 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:08,092 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:08,097 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:08,102 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:08,106 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:08,111 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:08,113 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:08,113 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:08,113 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:08,113 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:08,114 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:08,114 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:08,114 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-10 14:21:08,117 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-10-10 14:21:08,118 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-10-10 14:21:08,118 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 88 with TraceHistMax 9,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 86 interpolants. [2022-10-10 14:21:08,123 INFO L444 BasicCegarLoop]: Path program histogram: [5, 3] [2022-10-10 14:21:08,124 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT was TIMEOUT (1/5) [2022-10-10 14:21:08,125 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-10-10 14:21:08,125 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-10 14:21:08,127 INFO L202 PluginConnector]: Adding new model sumsumsampleabs2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.10 02:21:08 BasicIcfg [2022-10-10 14:21:08,127 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-10 14:21:08,128 INFO L158 Benchmark]: Toolchain (without parser) took 586715.53ms. Allocated memory was 191.9MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 170.8MB in the beginning and 1.3GB in the end (delta: -1.1GB). Peak memory consumption was 952.2MB. Max. memory is 8.0GB. [2022-10-10 14:21:08,128 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.10ms. Allocated memory is still 191.9MB. Free memory was 171.9MB in the beginning and 171.8MB in the end (delta: 93.2kB). There was no memory consumed. Max. memory is 8.0GB. [2022-10-10 14:21:08,128 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.29ms. Allocated memory is still 191.9MB. Free memory was 170.7MB in the beginning and 169.1MB in the end (delta: 1.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-10-10 14:21:08,128 INFO L158 Benchmark]: Boogie Preprocessor took 17.77ms. Allocated memory is still 191.9MB. Free memory was 169.1MB in the beginning and 168.1MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-10-10 14:21:08,129 INFO L158 Benchmark]: RCFGBuilder took 198.51ms. Allocated memory is still 191.9MB. Free memory was 168.1MB in the beginning and 158.7MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. [2022-10-10 14:21:08,129 INFO L158 Benchmark]: TraceAbstraction took 586469.16ms. Allocated memory was 191.9MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 158.0MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 938.6MB. Max. memory is 8.0GB. [2022-10-10 14:21:08,130 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 0.10ms. Allocated memory is still 191.9MB. Free memory was 171.9MB in the beginning and 171.8MB in the end (delta: 93.2kB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 25.29ms. Allocated memory is still 191.9MB. Free memory was 170.7MB in the beginning and 169.1MB in the end (delta: 1.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 17.77ms. Allocated memory is still 191.9MB. Free memory was 169.1MB in the beginning and 168.1MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 198.51ms. Allocated memory is still 191.9MB. Free memory was 168.1MB in the beginning and 158.7MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. * TraceAbstraction took 586469.16ms. Allocated memory was 191.9MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 158.0MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 938.6MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 61, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 14, negative conditional: 14, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1630, positive: 1448, positive conditional: 1448, positive unconditional: 0, negative: 182, negative conditional: 182, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1448, positive: 1448, positive conditional: 0, positive unconditional: 1448, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 130, positive: 130, positive conditional: 0, positive unconditional: 130, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1448, positive: 1318, positive conditional: 0, positive unconditional: 1318, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 130, unknown conditional: 0, unknown unconditional: 130] , Statistics on independence cache: Total cache size (in pairs): 35, Positive cache size: 35, Positive conditional cache size: 0, Positive unconditional cache size: 35, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 14, Statistics for Abstraction: - StatisticsResult: Independence relation #2 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 960, positive: 897, positive conditional: 897, positive unconditional: 0, negative: 63, negative conditional: 63, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1630, positive: 1448, positive conditional: 1448, positive unconditional: 0, negative: 182, negative conditional: 182, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1448, positive: 1448, positive conditional: 0, positive unconditional: 1448, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 130, positive: 130, positive conditional: 0, positive unconditional: 130, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1448, positive: 1318, positive conditional: 0, positive unconditional: 1318, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 130, unknown conditional: 0, unknown unconditional: 130] , Statistics on independence cache: Total cache size (in pairs): 92, Positive cache size: 92, Positive conditional cache size: 0, Positive unconditional cache size: 92, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 77, Statistics for Abstraction: - StatisticsResult: Independence relation #3 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 78, positive: 63, positive conditional: 63, positive unconditional: 0, negative: 15, negative conditional: 15, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1630, positive: 1448, positive conditional: 1448, positive unconditional: 0, negative: 182, negative conditional: 182, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1448, positive: 1448, positive conditional: 0, positive unconditional: 1448, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 130, positive: 130, positive conditional: 0, positive unconditional: 130, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1448, positive: 1318, positive conditional: 0, positive unconditional: 1318, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 130, unknown conditional: 0, unknown unconditional: 130] , Statistics on independence cache: Total cache size (in pairs): 112, Positive cache size: 112, Positive conditional cache size: 0, Positive unconditional cache size: 112, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 92, Statistics for Abstraction: - StatisticsResult: Independence relation #4 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 73, positive: 57, positive conditional: 57, positive unconditional: 0, negative: 16, negative conditional: 16, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1630, positive: 1448, positive conditional: 1448, positive unconditional: 0, negative: 182, negative conditional: 182, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1448, positive: 1448, positive conditional: 0, positive unconditional: 1448, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 130, positive: 130, positive conditional: 0, positive unconditional: 130, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1448, positive: 1318, positive conditional: 0, positive unconditional: 1318, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 130, unknown conditional: 0, unknown unconditional: 130] , Statistics on independence cache: Total cache size (in pairs): 114, Positive cache size: 114, Positive conditional cache size: 0, Positive unconditional cache size: 114, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 108, Statistics for Abstraction: - StatisticsResult: Independence relation #5 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 66, positive: 51, positive conditional: 51, positive unconditional: 0, negative: 15, negative conditional: 15, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1630, positive: 1448, positive conditional: 1448, positive unconditional: 0, negative: 182, negative conditional: 182, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1448, positive: 1448, positive conditional: 0, positive unconditional: 1448, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 130, positive: 130, positive conditional: 0, positive unconditional: 130, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1448, positive: 1318, positive conditional: 0, positive unconditional: 1318, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 130, unknown conditional: 0, unknown unconditional: 130] , Statistics on independence cache: Total cache size (in pairs): 116, Positive cache size: 116, Positive conditional cache size: 0, Positive unconditional cache size: 116, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 123, Statistics for Abstraction: - StatisticsResult: Independence relation #6 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 59, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 12, negative conditional: 12, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1630, positive: 1448, positive conditional: 1448, positive unconditional: 0, negative: 182, negative conditional: 182, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1448, positive: 1448, positive conditional: 0, positive unconditional: 1448, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 130, positive: 130, positive conditional: 0, positive unconditional: 130, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1448, positive: 1318, positive conditional: 0, positive unconditional: 1318, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 130, unknown conditional: 0, unknown unconditional: 130] , Statistics on independence cache: Total cache size (in pairs): 116, Positive cache size: 116, Positive conditional cache size: 0, Positive unconditional cache size: 116, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 135, Statistics for Abstraction: - StatisticsResult: Independence relation #7 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 120, positive: 100, positive conditional: 100, positive unconditional: 0, negative: 20, negative conditional: 20, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1630, positive: 1448, positive conditional: 1448, positive unconditional: 0, negative: 182, negative conditional: 182, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1448, positive: 1448, positive conditional: 0, positive unconditional: 1448, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 130, positive: 130, positive conditional: 0, positive unconditional: 130, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1448, positive: 1318, positive conditional: 0, positive unconditional: 1318, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 130, unknown conditional: 0, unknown unconditional: 130] , Statistics on independence cache: Total cache size (in pairs): 124, Positive cache size: 124, Positive conditional cache size: 0, Positive unconditional cache size: 124, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 155, Statistics for Abstraction: - StatisticsResult: Independence relation #8 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 213, positive: 186, positive conditional: 186, positive unconditional: 0, negative: 27, negative conditional: 27, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1630, positive: 1448, positive conditional: 1448, positive unconditional: 0, negative: 182, negative conditional: 182, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1448, positive: 1448, positive conditional: 0, positive unconditional: 1448, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 130, positive: 130, positive conditional: 0, positive unconditional: 130, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1448, positive: 1318, positive conditional: 0, positive unconditional: 1318, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 130, unknown conditional: 0, unknown unconditional: 130] , Statistics on independence cache: Total cache size (in pairs): 130, Positive cache size: 130, Positive conditional cache size: 0, Positive unconditional cache size: 130, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 182, Statistics for Abstraction: - StatisticsResult: Independence relation #9 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1911, positive: 1403, positive conditional: 1403, positive unconditional: 0, negative: 508, negative conditional: 508, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1403, positive: 1403, positive conditional: 1403, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1403, positive: 1403, positive conditional: 1403, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1403, positive: 1403, positive conditional: 0, positive unconditional: 1403, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1403, positive: 1403, positive conditional: 0, positive unconditional: 1403, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1403, positive: 1403, positive conditional: 0, positive unconditional: 1403, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 125, positive: 125, positive conditional: 0, positive unconditional: 125, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 125, positive: 121, positive conditional: 0, positive unconditional: 121, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 4, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 21, positive: 21, positive conditional: 0, positive unconditional: 21, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1403, positive: 1278, positive conditional: 0, positive unconditional: 1278, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 125, unknown conditional: 0, unknown unconditional: 125] , Statistics on independence cache: Total cache size (in pairs): 125, Positive cache size: 125, Positive conditional cache size: 0, Positive unconditional cache size: 125, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 508 - TimeoutResultAtElement [Line: 75]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 88 with TraceHistMax 9,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 86 interpolants. - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONASSERT with 1 thread instances CFG has 9 procedures, 62 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 586.3s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 5, EmptinessCheckTime: 1.7s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 75, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 357 NumberOfCodeBlocks, 357 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 350 ConstructedInterpolants, 0 QuantifiedInterpolants, 1499 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 0 PerfectInterpolantSequences, 264/421 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