/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/popl20/three-array-sum.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.fs.absint-concur-c9b613c-m [2022-09-21 14:31:48,780 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-09-21 14:31:48,781 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-09-21 14:31:48,800 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-09-21 14:31:48,801 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-09-21 14:31:48,801 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-09-21 14:31:48,802 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-09-21 14:31:48,804 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-09-21 14:31:48,805 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-09-21 14:31:48,805 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-09-21 14:31:48,806 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-09-21 14:31:48,806 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-09-21 14:31:48,807 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-09-21 14:31:48,807 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-09-21 14:31:48,808 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-09-21 14:31:48,809 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-09-21 14:31:48,809 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-09-21 14:31:48,810 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-09-21 14:31:48,811 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-09-21 14:31:48,812 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-09-21 14:31:48,813 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-09-21 14:31:48,815 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-09-21 14:31:48,816 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-09-21 14:31:48,816 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-09-21 14:31:48,819 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-09-21 14:31:48,819 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-09-21 14:31:48,819 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-09-21 14:31:48,819 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-09-21 14:31:48,820 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-09-21 14:31:48,820 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-09-21 14:31:48,820 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-09-21 14:31:48,821 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-09-21 14:31:48,821 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-09-21 14:31:48,822 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-09-21 14:31:48,822 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-09-21 14:31:48,823 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-09-21 14:31:48,823 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-09-21 14:31:48,823 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-09-21 14:31:48,823 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-09-21 14:31:48,824 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-09-21 14:31:48,824 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-09-21 14:31:48,825 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 14:31:48,838 INFO L113 SettingsManager]: Loading preferences was successful [2022-09-21 14:31:48,838 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-09-21 14:31:48,839 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-09-21 14:31:48,839 INFO L138 SettingsManager]: * Log level for plugins=info [2022-09-21 14:31:48,839 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-09-21 14:31:48,839 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-09-21 14:31:48,839 INFO L138 SettingsManager]: * User list type=DISABLED [2022-09-21 14:31:48,840 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2022-09-21 14:31:48,840 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2022-09-21 14:31:48,840 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-09-21 14:31:48,840 INFO L138 SettingsManager]: * Computation of Interferences for Sequential Abstract Interpretation of each procedure=FLOW_SENSITIVE_FILTERED [2022-09-21 14:31:48,840 INFO L138 SettingsManager]: * Abstract domain=OctagonDomain [2022-09-21 14:31:48,840 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-09-21 14:31:48,840 INFO L138 SettingsManager]: * sizeof long=4 [2022-09-21 14:31:48,840 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-09-21 14:31:48,841 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-09-21 14:31:48,841 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-09-21 14:31:48,841 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-09-21 14:31:48,841 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-09-21 14:31:48,841 INFO L138 SettingsManager]: * sizeof long double=12 [2022-09-21 14:31:48,841 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-09-21 14:31:48,841 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-09-21 14:31:48,841 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-09-21 14:31:48,841 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2022-09-21 14:31:48,841 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-09-21 14:31:48,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-21 14:31:48,842 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-09-21 14:31:48,842 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-09-21 14:31:48,842 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-09-21 14:31:48,842 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2022-09-21 14:31:48,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-09-21 14:31:48,842 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-09-21 14:31:49,034 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-09-21 14:31:49,050 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-09-21 14:31:49,051 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-09-21 14:31:49,052 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-09-21 14:31:49,054 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-09-21 14:31:49,055 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/three-array-sum.wvr.bpl [2022-09-21 14:31:49,055 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/three-array-sum.wvr.bpl' [2022-09-21 14:31:49,085 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-09-21 14:31:49,087 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-09-21 14:31:49,088 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-09-21 14:31:49,088 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-09-21 14:31:49,088 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-09-21 14:31:49,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:31:49" (1/1) ... [2022-09-21 14:31:49,100 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:31:49" (1/1) ... [2022-09-21 14:31:49,105 INFO L138 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-09-21 14:31:49,106 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-09-21 14:31:49,107 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-09-21 14:31:49,107 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-09-21 14:31:49,107 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-09-21 14:31:49,112 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:31:49" (1/1) ... [2022-09-21 14:31:49,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:31:49" (1/1) ... [2022-09-21 14:31:49,114 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:31:49" (1/1) ... [2022-09-21 14:31:49,114 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:31:49" (1/1) ... [2022-09-21 14:31:49,118 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:31:49" (1/1) ... [2022-09-21 14:31:49,120 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:31:49" (1/1) ... [2022-09-21 14:31:49,121 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:31:49" (1/1) ... [2022-09-21 14:31:49,124 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-09-21 14:31:49,126 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-09-21 14:31:49,126 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-09-21 14:31:49,127 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-09-21 14:31:49,128 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:31:49" (1/1) ... [2022-09-21 14:31:49,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-21 14:31:49,138 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-21 14:31:49,149 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 14:31:49,178 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 14:31:49,188 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2022-09-21 14:31:49,188 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-09-21 14:31:49,189 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-09-21 14:31:49,189 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2022-09-21 14:31:49,189 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-09-21 14:31:49,189 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-09-21 14:31:49,189 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-09-21 14:31:49,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-09-21 14:31:49,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-09-21 14:31:49,189 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2022-09-21 14:31:49,189 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-09-21 14:31:49,189 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-09-21 14:31:49,190 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 14:31:49,222 INFO L234 CfgBuilder]: Building ICFG [2022-09-21 14:31:49,223 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-09-21 14:31:49,295 INFO L275 CfgBuilder]: Performing block encoding [2022-09-21 14:31:49,310 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-09-21 14:31:49,310 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-09-21 14:31:49,311 INFO L202 PluginConnector]: Adding new model three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 02:31:49 BoogieIcfgContainer [2022-09-21 14:31:49,312 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-09-21 14:31:49,312 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2022-09-21 14:31:49,312 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2022-09-21 14:31:49,313 INFO L275 PluginConnector]: Abstract Interpretation initialized [2022-09-21 14:31:49,313 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 02:31:49" (1/1) ... [2022-09-21 14:31:49,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-09-21 14:31:49,354 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-21 14:31:49,381 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 14:31:49,397 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 14:31:49,447 INFO L129 ointEngineConcurrent]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:31:49,448 INFO L155 ointEngineConcurrent]: Starting outer Fixpoint iteration number 1 [2022-09-21 14:31:49,448 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:31:49,484 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:31:49,609 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:31:49,637 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:31:49,640 INFO L155 ointEngineConcurrent]: Starting outer Fixpoint iteration number 2 [2022-09-21 14:31:49,640 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for ULTIMATE.start with variables: [A, bsum, csum, p, N, l, k, i, asum, C, B] [2022-09-21 14:31:49,641 INFO L631 ngineConcurrentUtils]: Start checking 32 possible combinations. [2022-09-21 14:31:49,641 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/32 [2022-09-21 14:31:49,936 INFO L642 ngineConcurrentUtils]: Filter Iteration 2/32 [2022-09-21 14:31:50,263 INFO L642 ngineConcurrentUtils]: Filter Iteration 3/32 [2022-09-21 14:31:50,596 INFO L642 ngineConcurrentUtils]: Filter Iteration 4/32 [2022-09-21 14:31:50,909 INFO L642 ngineConcurrentUtils]: Filter Iteration 5/32 [2022-09-21 14:31:51,234 INFO L642 ngineConcurrentUtils]: Filter Iteration 6/32 [2022-09-21 14:31:51,547 INFO L642 ngineConcurrentUtils]: Filter Iteration 7/32 [2022-09-21 14:31:51,869 INFO L642 ngineConcurrentUtils]: Filter Iteration 8/32 [2022-09-21 14:31:52,199 INFO L642 ngineConcurrentUtils]: Filter Iteration 9/32 [2022-09-21 14:31:52,511 INFO L642 ngineConcurrentUtils]: Filter Iteration 10/32 [2022-09-21 14:31:52,827 INFO L642 ngineConcurrentUtils]: Filter Iteration 11/32 [2022-09-21 14:31:53,141 INFO L642 ngineConcurrentUtils]: Filter Iteration 12/32 [2022-09-21 14:31:53,490 INFO L642 ngineConcurrentUtils]: Filter Iteration 13/32 [2022-09-21 14:31:53,843 INFO L642 ngineConcurrentUtils]: Filter Iteration 14/32 [2022-09-21 14:31:54,200 INFO L642 ngineConcurrentUtils]: Filter Iteration 15/32 [2022-09-21 14:31:54,532 INFO L642 ngineConcurrentUtils]: Filter Iteration 16/32 [2022-09-21 14:31:54,843 INFO L642 ngineConcurrentUtils]: Filter Iteration 17/32 [2022-09-21 14:31:55,162 INFO L642 ngineConcurrentUtils]: Filter Iteration 18/32 [2022-09-21 14:31:55,488 INFO L642 ngineConcurrentUtils]: Filter Iteration 19/32 [2022-09-21 14:31:55,837 INFO L642 ngineConcurrentUtils]: Filter Iteration 20/32 [2022-09-21 14:31:56,159 INFO L642 ngineConcurrentUtils]: Filter Iteration 21/32 [2022-09-21 14:31:56,490 INFO L642 ngineConcurrentUtils]: Filter Iteration 22/32 [2022-09-21 14:31:56,818 INFO L642 ngineConcurrentUtils]: Filter Iteration 23/32 [2022-09-21 14:31:57,149 INFO L642 ngineConcurrentUtils]: Filter Iteration 24/32 [2022-09-21 14:31:57,491 INFO L642 ngineConcurrentUtils]: Filter Iteration 25/32 [2022-09-21 14:31:57,806 INFO L642 ngineConcurrentUtils]: Filter Iteration 26/32 [2022-09-21 14:31:58,169 INFO L642 ngineConcurrentUtils]: Filter Iteration 27/32 [2022-09-21 14:31:58,463 INFO L642 ngineConcurrentUtils]: Filter Iteration 28/32 [2022-09-21 14:31:58,778 INFO L642 ngineConcurrentUtils]: Filter Iteration 29/32 [2022-09-21 14:31:59,111 INFO L642 ngineConcurrentUtils]: Filter Iteration 30/32 [2022-09-21 14:31:59,494 INFO L642 ngineConcurrentUtils]: Filter Iteration 31/32 [2022-09-21 14:31:59,809 INFO L642 ngineConcurrentUtils]: Filter Iteration 32/32 [2022-09-21 14:32:00,114 INFO L651 ngineConcurrentUtils]: Number of combinations: 5 [2022-09-21 14:32:00,115 INFO L379 ointEngineConcurrent]: Reducing to supersets [2022-09-21 14:32:00,116 INFO L396 ointEngineConcurrent]: Reduced size from 5 to 3 [2022-09-21 14:32:00,116 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:32:00,121 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:32:00,125 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:32:00,128 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for thread1 with variables: [A, bsum, csum, p, N, l, k, i, asum, C, B] [2022-09-21 14:32:00,129 INFO L631 ngineConcurrentUtils]: Start checking 1 possible combinations. [2022-09-21 14:32:00,129 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/1 [2022-09-21 14:32:00,129 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:32:00,129 INFO L651 ngineConcurrentUtils]: Number of combinations: 0 [2022-09-21 14:32:00,129 INFO L379 ointEngineConcurrent]: Reducing to supersets [2022-09-21 14:32:00,129 INFO L396 ointEngineConcurrent]: Reduced size from 0 to 0 [2022-09-21 14:32:00,129 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for thread2 with variables: [A, bsum, csum, p, N, l, k, i, asum, C, B] [2022-09-21 14:32:00,129 INFO L631 ngineConcurrentUtils]: Start checking 1 possible combinations. [2022-09-21 14:32:00,129 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/1 [2022-09-21 14:32:00,129 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:32:00,129 INFO L651 ngineConcurrentUtils]: Number of combinations: 0 [2022-09-21 14:32:00,129 INFO L379 ointEngineConcurrent]: Reducing to supersets [2022-09-21 14:32:00,129 INFO L396 ointEngineConcurrent]: Reduced size from 0 to 0 [2022-09-21 14:32:00,129 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for thread3 with variables: [A, bsum, csum, p, N, l, k, i, asum, C, B] [2022-09-21 14:32:00,129 INFO L631 ngineConcurrentUtils]: Start checking 1 possible combinations. [2022-09-21 14:32:00,130 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/1 [2022-09-21 14:32:00,130 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:32:00,130 INFO L651 ngineConcurrentUtils]: Number of combinations: 0 [2022-09-21 14:32:00,130 INFO L379 ointEngineConcurrent]: Reducing to supersets [2022-09-21 14:32:00,130 INFO L396 ointEngineConcurrent]: Reduced size from 0 to 0 [2022-09-21 14:32:00,133 INFO L320 AbstractInterpreter]: Some error location(s) were reachable [2022-09-21 14:32:00,145 INFO L329 AbstractInterpreter]: No benchmarks available [2022-09-21 14:32:00,145 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2022-09-21 14:32:00,147 INFO L158 Benchmark]: Toolchain (without parser) took 11059.33ms. Allocated memory is still 174.1MB. Free memory was 128.5MB in the beginning and 130.7MB in the end (delta: -2.2MB). There was no memory consumed. Max. memory is 8.0GB. [2022-09-21 14:32:00,147 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.10ms. Allocated memory is still 174.1MB. Free memory was 129.8MB in the beginning and 129.7MB in the end (delta: 64.0kB). There was no memory consumed. Max. memory is 8.0GB. [2022-09-21 14:32:00,148 INFO L158 Benchmark]: Boogie Procedure Inliner took 18.34ms. Allocated memory is still 174.1MB. Free memory was 128.4MB in the beginning and 127.0MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-09-21 14:32:00,151 INFO L158 Benchmark]: Boogie Preprocessor took 17.36ms. Allocated memory is still 174.1MB. Free memory was 127.0MB in the beginning and 126.0MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-09-21 14:32:00,151 INFO L158 Benchmark]: RCFGBuilder took 186.03ms. Allocated memory is still 174.1MB. Free memory was 126.0MB in the beginning and 115.3MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2022-09-21 14:32:00,151 INFO L158 Benchmark]: Abstract Interpretation took 10833.10ms. Allocated memory is still 174.1MB. Free memory was 115.1MB in the beginning and 130.7MB in the end (delta: -15.6MB). There was no memory consumed. Max. memory is 8.0GB. [2022-09-21 14:32:00,153 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 174.1MB. Free memory was 129.8MB in the beginning and 129.7MB in the end (delta: 64.0kB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 18.34ms. Allocated memory is still 174.1MB. Free memory was 128.4MB in the beginning and 127.0MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 17.36ms. Allocated memory is still 174.1MB. Free memory was 127.0MB in the beginning and 126.0MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 186.03ms. Allocated memory is still 174.1MB. Free memory was 126.0MB in the beginning and 115.3MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * Abstract Interpretation took 10833.10ms. Allocated memory is still 174.1MB. Free memory was 115.1MB in the beginning and 130.7MB in the end (delta: -15.6MB). There was no memory consumed. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 71]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L62] 0 assume i == k && i == l && i == p && i == asum && i == bsum && i == csum && i == 0; [L63] 0 assume 0 <= N; [L64] FORK 0 fork 1 thread1(); [L65] FORK 0 fork 2, 2 thread2(); [L66] FORK 0 fork 3, 3, 3 thread3(); [L67] JOIN 0 join 1; [L68] JOIN 0 join 2, 2; [L69] JOIN 0 join 3, 3, 3; [L70] 0 assume !(csum == asum + bsum); [L71] 0 assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-09-21 14:32:00,277 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-09-21 14:32:00,379 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 Received shutdown request...