/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationInline.xml -s ../../../trunk/examples/settings/ai/thread-modular/svcomp-Reach-32bit-Automizer_Default+AIv2_OCT_FLOW_SENSITIVE_FILTERED.epf -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/lamport.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.fs.absint-concur-c9b613c-m [2022-09-21 14:28:47,132 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-09-21 14:28:47,133 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-09-21 14:28:47,158 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-09-21 14:28:47,159 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-09-21 14:28:47,159 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-09-21 14:28:47,160 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-09-21 14:28:47,161 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-09-21 14:28:47,162 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-09-21 14:28:47,162 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-09-21 14:28:47,163 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-09-21 14:28:47,164 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-09-21 14:28:47,164 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-09-21 14:28:47,164 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-09-21 14:28:47,165 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-09-21 14:28:47,166 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-09-21 14:28:47,166 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-09-21 14:28:47,169 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-09-21 14:28:47,169 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-09-21 14:28:47,170 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-09-21 14:28:47,171 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-09-21 14:28:47,175 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-09-21 14:28:47,176 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-09-21 14:28:47,176 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-09-21 14:28:47,178 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-09-21 14:28:47,178 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-09-21 14:28:47,179 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-09-21 14:28:47,179 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-09-21 14:28:47,179 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-09-21 14:28:47,180 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-09-21 14:28:47,180 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-09-21 14:28:47,180 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-09-21 14:28:47,181 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-09-21 14:28:47,181 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-09-21 14:28:47,182 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-09-21 14:28:47,182 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-09-21 14:28:47,182 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-09-21 14:28:47,182 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-09-21 14:28:47,182 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-09-21 14:28:47,183 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-09-21 14:28:47,183 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-09-21 14:28:47,189 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/thread-modular/svcomp-Reach-32bit-Automizer_Default+AIv2_OCT_FLOW_SENSITIVE_FILTERED.epf [2022-09-21 14:28:47,214 INFO L113 SettingsManager]: Loading preferences was successful [2022-09-21 14:28:47,214 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-09-21 14:28:47,214 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-09-21 14:28:47,214 INFO L138 SettingsManager]: * Log level for plugins=info [2022-09-21 14:28:47,215 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-09-21 14:28:47,215 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-09-21 14:28:47,215 INFO L138 SettingsManager]: * User list type=DISABLED [2022-09-21 14:28:47,215 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2022-09-21 14:28:47,215 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2022-09-21 14:28:47,215 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-09-21 14:28:47,216 INFO L138 SettingsManager]: * Computation of Interferences for Sequential Abstract Interpretation of each procedure=FLOW_SENSITIVE_FILTERED [2022-09-21 14:28:47,216 INFO L138 SettingsManager]: * Abstract domain=OctagonDomain [2022-09-21 14:28:47,216 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-09-21 14:28:47,216 INFO L138 SettingsManager]: * sizeof long=4 [2022-09-21 14:28:47,216 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-09-21 14:28:47,216 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-09-21 14:28:47,216 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-09-21 14:28:47,216 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-09-21 14:28:47,217 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-09-21 14:28:47,217 INFO L138 SettingsManager]: * sizeof long double=12 [2022-09-21 14:28:47,217 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-09-21 14:28:47,217 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-09-21 14:28:47,217 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-09-21 14:28:47,218 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2022-09-21 14:28:47,218 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-09-21 14:28:47,218 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-21 14:28:47,218 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-09-21 14:28:47,218 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-09-21 14:28:47,218 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-09-21 14:28:47,218 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2022-09-21 14:28:47,218 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-09-21 14:28:47,218 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-09-21 14:28:47,356 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-09-21 14:28:47,372 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-09-21 14:28:47,374 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-09-21 14:28:47,374 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-09-21 14:28:47,375 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-09-21 14:28:47,376 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/lamport.wvr.bpl [2022-09-21 14:28:47,376 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/lamport.wvr.bpl' [2022-09-21 14:28:47,394 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-09-21 14:28:47,395 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-09-21 14:28:47,396 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-09-21 14:28:47,396 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-09-21 14:28:47,396 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-09-21 14:28:47,404 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "lamport.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:28:47" (1/1) ... [2022-09-21 14:28:47,408 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "lamport.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:28:47" (1/1) ... [2022-09-21 14:28:47,412 INFO L138 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-09-21 14:28:47,413 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-09-21 14:28:47,414 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-09-21 14:28:47,414 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-09-21 14:28:47,415 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-09-21 14:28:47,419 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "lamport.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:28:47" (1/1) ... [2022-09-21 14:28:47,419 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "lamport.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:28:47" (1/1) ... [2022-09-21 14:28:47,420 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "lamport.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:28:47" (1/1) ... [2022-09-21 14:28:47,420 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "lamport.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:28:47" (1/1) ... [2022-09-21 14:28:47,424 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "lamport.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:28:47" (1/1) ... [2022-09-21 14:28:47,425 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "lamport.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:28:47" (1/1) ... [2022-09-21 14:28:47,425 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "lamport.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:28:47" (1/1) ... [2022-09-21 14:28:47,426 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-09-21 14:28:47,427 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-09-21 14:28:47,427 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-09-21 14:28:47,428 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-09-21 14:28:47,429 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "lamport.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:28:47" (1/1) ... [2022-09-21 14:28:47,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-21 14:28:47,439 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-21 14:28:47,448 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) [2022-09-21 14:28:47,454 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 [2022-09-21 14:28:47,473 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2022-09-21 14:28:47,473 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-09-21 14:28:47,473 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-09-21 14:28:47,474 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2022-09-21 14:28:47,474 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-09-21 14:28:47,474 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-09-21 14:28:47,474 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-09-21 14:28:47,474 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-09-21 14:28:47,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-09-21 14:28:47,474 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2022-09-21 14:28:47,474 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-09-21 14:28:47,474 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-09-21 14:28:47,475 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-09-21 14:28:47,510 INFO L234 CfgBuilder]: Building ICFG [2022-09-21 14:28:47,511 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-09-21 14:28:47,576 INFO L275 CfgBuilder]: Performing block encoding [2022-09-21 14:28:47,581 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-09-21 14:28:47,581 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-09-21 14:28:47,582 INFO L202 PluginConnector]: Adding new model lamport.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 02:28:47 BoogieIcfgContainer [2022-09-21 14:28:47,582 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-09-21 14:28:47,583 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2022-09-21 14:28:47,583 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2022-09-21 14:28:47,583 INFO L275 PluginConnector]: Abstract Interpretation initialized [2022-09-21 14:28:47,585 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "lamport.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 02:28:47" (1/1) ... [2022-09-21 14:28:47,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-09-21 14:28:47,623 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-21 14:28:47,632 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-09-21 14:28:47,633 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-09-21 14:28:47,703 INFO L129 ointEngineConcurrent]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:28:47,704 INFO L155 ointEngineConcurrent]: Starting outer Fixpoint iteration number 1 [2022-09-21 14:28:47,704 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:28:47,796 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:28:47,890 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:28:47,909 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:28:47,911 INFO L155 ointEngineConcurrent]: Starting outer Fixpoint iteration number 2 [2022-09-21 14:28:47,911 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for ULTIMATE.start with variables: [e1] [2022-09-21 14:28:47,911 INFO L631 ngineConcurrentUtils]: Start checking 1 possible combinations. [2022-09-21 14:28:47,911 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/1 [2022-09-21 14:28:47,911 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:28:47,911 INFO L651 ngineConcurrentUtils]: Number of combinations: 0 [2022-09-21 14:28:47,912 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for ULTIMATE.start with variables: [e2] [2022-09-21 14:28:47,912 INFO L631 ngineConcurrentUtils]: Start checking 1 possible combinations. [2022-09-21 14:28:47,912 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/1 [2022-09-21 14:28:47,912 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:28:47,912 INFO L651 ngineConcurrentUtils]: Number of combinations: 0 [2022-09-21 14:28:47,912 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for ULTIMATE.start with variables: [tmp1, tmp2, n2, n1] [2022-09-21 14:28:47,912 INFO L631 ngineConcurrentUtils]: Start checking 1 possible combinations. [2022-09-21 14:28:47,912 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/1 [2022-09-21 14:28:47,912 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:28:47,912 INFO L651 ngineConcurrentUtils]: Number of combinations: 0 [2022-09-21 14:28:47,912 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for ULTIMATE.start with variables: [j, i1, i, i2, f] [2022-09-21 14:28:47,913 INFO L631 ngineConcurrentUtils]: Start checking 9 possible combinations. [2022-09-21 14:28:47,913 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/9 [2022-09-21 14:28:50,232 INFO L642 ngineConcurrentUtils]: Filter Iteration 2/9 [2022-09-21 14:28:50,988 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:28:50,988 INFO L642 ngineConcurrentUtils]: Filter Iteration 3/9 [2022-09-21 14:28:51,605 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:28:51,605 INFO L642 ngineConcurrentUtils]: Filter Iteration 4/9 [2022-09-21 14:28:53,109 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:28:53,109 INFO L642 ngineConcurrentUtils]: Filter Iteration 5/9 [2022-09-21 14:28:55,293 INFO L642 ngineConcurrentUtils]: Filter Iteration 6/9 [2022-09-21 14:28:57,189 INFO L642 ngineConcurrentUtils]: Filter Iteration 7/9 [2022-09-21 14:28:57,943 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:28:57,943 INFO L642 ngineConcurrentUtils]: Filter Iteration 8/9 [2022-09-21 14:29:00,073 INFO L642 ngineConcurrentUtils]: Filter Iteration 9/9 [2022-09-21 14:29:02,113 INFO L651 ngineConcurrentUtils]: Number of combinations: 5 [2022-09-21 14:29:02,114 INFO L379 ointEngineConcurrent]: Reducing to supersets [2022-09-21 14:29:02,115 INFO L396 ointEngineConcurrent]: Reduced size from 5 to 1 [2022-09-21 14:29:02,115 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:29:02,133 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for thread1 with variables: [e1] [2022-09-21 14:29:02,133 INFO L631 ngineConcurrentUtils]: Start checking 1 possible combinations. [2022-09-21 14:29:02,133 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/1 [2022-09-21 14:29:02,133 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:29:02,133 INFO L651 ngineConcurrentUtils]: Number of combinations: 0 [2022-09-21 14:29:02,133 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for thread1 with variables: [e2] [2022-09-21 14:29:02,134 INFO L631 ngineConcurrentUtils]: Start checking 3 possible combinations. [2022-09-21 14:29:02,134 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/3 [2022-09-21 14:29:05,018 INFO L642 ngineConcurrentUtils]: Filter Iteration 2/3 [2022-09-21 14:29:07,263 INFO L642 ngineConcurrentUtils]: Filter Iteration 3/3 [2022-09-21 14:29:09,199 INFO L651 ngineConcurrentUtils]: Number of combinations: 3 [2022-09-21 14:29:09,199 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for thread1 with variables: [tmp1, tmp2, n2, n1] [2022-09-21 14:29:09,200 INFO L631 ngineConcurrentUtils]: Start checking 18 possible combinations. [2022-09-21 14:29:09,200 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/18 [2022-09-21 14:29:11,700 INFO L642 ngineConcurrentUtils]: Filter Iteration 2/18 [2022-09-21 14:29:14,374 INFO L642 ngineConcurrentUtils]: Filter Iteration 3/18 [2022-09-21 14:29:16,743 INFO L642 ngineConcurrentUtils]: Filter Iteration 4/18 [2022-09-21 14:29:17,647 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:29:17,647 INFO L642 ngineConcurrentUtils]: Filter Iteration 5/18 [2022-09-21 14:29:20,745 INFO L642 ngineConcurrentUtils]: Filter Iteration 6/18 [2022-09-21 14:29:22,557 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:29:22,557 INFO L642 ngineConcurrentUtils]: Filter Iteration 7/18 [2022-09-21 14:29:22,560 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:29:22,560 INFO L642 ngineConcurrentUtils]: Filter Iteration 8/18 [2022-09-21 14:29:25,361 INFO L642 ngineConcurrentUtils]: Filter Iteration 9/18 [2022-09-21 14:29:27,886 INFO L642 ngineConcurrentUtils]: Filter Iteration 10/18 [2022-09-21 14:29:29,378 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:29:29,378 INFO L642 ngineConcurrentUtils]: Filter Iteration 11/18 [2022-09-21 14:29:30,842 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:29:30,842 INFO L642 ngineConcurrentUtils]: Filter Iteration 12/18 [2022-09-21 14:29:32,053 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:29:32,053 INFO L642 ngineConcurrentUtils]: Filter Iteration 13/18 [2022-09-21 14:29:33,404 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:29:33,405 INFO L642 ngineConcurrentUtils]: Filter Iteration 14/18 [2022-09-21 14:29:35,706 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:29:35,706 INFO L642 ngineConcurrentUtils]: Filter Iteration 15/18 [2022-09-21 14:29:37,552 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:29:37,552 INFO L642 ngineConcurrentUtils]: Filter Iteration 16/18 [2022-09-21 14:29:37,555 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:29:37,555 INFO L642 ngineConcurrentUtils]: Filter Iteration 17/18 [2022-09-21 14:29:39,467 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:29:39,468 INFO L642 ngineConcurrentUtils]: Filter Iteration 18/18 [2022-09-21 14:29:41,109 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:29:41,109 INFO L651 ngineConcurrentUtils]: Number of combinations: 6 [2022-09-21 14:29:41,110 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for thread1 with variables: [j, i1, i, i2, f] [2022-09-21 14:29:41,110 INFO L631 ngineConcurrentUtils]: Start checking 2 possible combinations. [2022-09-21 14:29:41,110 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/2 [2022-09-21 14:29:43,073 INFO L642 ngineConcurrentUtils]: Filter Iteration 2/2 Received shutdown request... [2022-09-21 14:29:43,248 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 [2022-09-21 14:29:43,257 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-09-21 14:29:44,267 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 [2022-09-21 14:29:44,457 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forcibly destroying the process [2022-09-21 14:29:44,474 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 137 [2022-09-21 14:29:44,475 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2. Reason: Timeout or Toolchain cancelled by user [2022-09-21 14:29:44,477 INFO L158 Benchmark]: Toolchain (without parser) took 57081.35ms. Allocated memory is still 217.1MB. Free memory was 177.0MB in the beginning and 178.6MB in the end (delta: -1.6MB). There was no memory consumed. Max. memory is 8.0GB. [2022-09-21 14:29:44,478 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.09ms. Allocated memory is still 217.1MB. Free memory is still 178.1MB. There was no memory consumed. Max. memory is 8.0GB. [2022-09-21 14:29:44,478 INFO L158 Benchmark]: Boogie Procedure Inliner took 17.81ms. Allocated memory is still 217.1MB. Free memory was 176.8MB in the beginning and 175.3MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-09-21 14:29:44,479 INFO L158 Benchmark]: Boogie Preprocessor took 12.15ms. Allocated memory is still 217.1MB. Free memory was 175.3MB in the beginning and 174.4MB in the end (delta: 895.6kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-09-21 14:29:44,479 INFO L158 Benchmark]: RCFGBuilder took 155.48ms. Allocated memory is still 217.1MB. Free memory was 174.3MB in the beginning and 165.0MB in the end (delta: 9.3MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2022-09-21 14:29:44,480 INFO L158 Benchmark]: Abstract Interpretation took 56893.02ms. Allocated memory is still 217.1MB. Free memory was 164.8MB in the beginning and 178.6MB in the end (delta: -13.7MB). There was no memory consumed. Max. memory is 8.0GB. [2022-09-21 14:29:44,482 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 0.09ms. Allocated memory is still 217.1MB. Free memory is still 178.1MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 17.81ms. Allocated memory is still 217.1MB. Free memory was 176.8MB in the beginning and 175.3MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 12.15ms. Allocated memory is still 217.1MB. Free memory was 175.3MB in the beginning and 174.4MB in the end (delta: 895.6kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 155.48ms. Allocated memory is still 217.1MB. Free memory was 174.3MB in the beginning and 165.0MB in the end (delta: 9.3MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * Abstract Interpretation took 56893.02ms. Allocated memory is still 217.1MB. Free memory was 164.8MB in the beginning and 178.6MB in the end (delta: -13.7MB). There was no memory consumed. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2) Toolchain cancelled while executing Executor. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown