/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-more/sum-fun-alt.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.fs.absint-concur-c9b613c-m [2022-09-21 14:30:51,283 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-09-21 14:30:51,285 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-09-21 14:30:51,319 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-09-21 14:30:51,320 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-09-21 14:30:51,322 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-09-21 14:30:51,324 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-09-21 14:30:51,325 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-09-21 14:30:51,326 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-09-21 14:30:51,330 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-09-21 14:30:51,330 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-09-21 14:30:51,331 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-09-21 14:30:51,331 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-09-21 14:30:51,334 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-09-21 14:30:51,335 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-09-21 14:30:51,337 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-09-21 14:30:51,337 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-09-21 14:30:51,338 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-09-21 14:30:51,339 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-09-21 14:30:51,343 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-09-21 14:30:51,344 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-09-21 14:30:51,344 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-09-21 14:30:51,345 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-09-21 14:30:51,346 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-09-21 14:30:51,349 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-09-21 14:30:51,349 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-09-21 14:30:51,349 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-09-21 14:30:51,350 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-09-21 14:30:51,350 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-09-21 14:30:51,351 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-09-21 14:30:51,351 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-09-21 14:30:51,351 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-09-21 14:30:51,352 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-09-21 14:30:51,353 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-09-21 14:30:51,353 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-09-21 14:30:51,353 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-09-21 14:30:51,354 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-09-21 14:30:51,354 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-09-21 14:30:51,354 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-09-21 14:30:51,354 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-09-21 14:30:51,355 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-09-21 14:30:51,355 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 14:30:51,378 INFO L113 SettingsManager]: Loading preferences was successful [2022-09-21 14:30:51,378 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-09-21 14:30:51,378 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-09-21 14:30:51,378 INFO L138 SettingsManager]: * Log level for plugins=info [2022-09-21 14:30:51,379 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-09-21 14:30:51,379 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-09-21 14:30:51,379 INFO L138 SettingsManager]: * User list type=DISABLED [2022-09-21 14:30:51,379 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2022-09-21 14:30:51,379 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2022-09-21 14:30:51,379 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-09-21 14:30:51,380 INFO L138 SettingsManager]: * Computation of Interferences for Sequential Abstract Interpretation of each procedure=FLOW_SENSITIVE_FILTERED [2022-09-21 14:30:51,380 INFO L138 SettingsManager]: * Abstract domain=OctagonDomain [2022-09-21 14:30:51,381 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-09-21 14:30:51,381 INFO L138 SettingsManager]: * sizeof long=4 [2022-09-21 14:30:51,381 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-09-21 14:30:51,381 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-09-21 14:30:51,381 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-09-21 14:30:51,381 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-09-21 14:30:51,381 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-09-21 14:30:51,381 INFO L138 SettingsManager]: * sizeof long double=12 [2022-09-21 14:30:51,381 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-09-21 14:30:51,381 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-09-21 14:30:51,381 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-09-21 14:30:51,382 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2022-09-21 14:30:51,382 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-09-21 14:30:51,382 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-21 14:30:51,382 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-09-21 14:30:51,383 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-09-21 14:30:51,383 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-09-21 14:30:51,383 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2022-09-21 14:30:51,383 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-09-21 14:30:51,383 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-09-21 14:30:51,552 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-09-21 14:30:51,582 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-09-21 14:30:51,583 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-09-21 14:30:51,584 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-09-21 14:30:51,584 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-09-21 14:30:51,585 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/sum-fun-alt.wvr.bpl [2022-09-21 14:30:51,585 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/sum-fun-alt.wvr.bpl' [2022-09-21 14:30:51,610 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-09-21 14:30:51,611 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-09-21 14:30:51,612 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-09-21 14:30:51,612 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-09-21 14:30:51,612 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-09-21 14:30:51,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "sum-fun-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:30:51" (1/1) ... [2022-09-21 14:30:51,626 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "sum-fun-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:30:51" (1/1) ... [2022-09-21 14:30:51,631 INFO L138 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-09-21 14:30:51,632 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-09-21 14:30:51,633 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-09-21 14:30:51,633 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-09-21 14:30:51,634 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-09-21 14:30:51,638 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sum-fun-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:30:51" (1/1) ... [2022-09-21 14:30:51,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sum-fun-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:30:51" (1/1) ... [2022-09-21 14:30:51,639 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sum-fun-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:30:51" (1/1) ... [2022-09-21 14:30:51,639 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sum-fun-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:30:51" (1/1) ... [2022-09-21 14:30:51,641 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sum-fun-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:30:51" (1/1) ... [2022-09-21 14:30:51,643 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sum-fun-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:30:51" (1/1) ... [2022-09-21 14:30:51,644 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sum-fun-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:30:51" (1/1) ... [2022-09-21 14:30:51,644 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-09-21 14:30:51,645 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-09-21 14:30:51,645 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-09-21 14:30:51,645 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-09-21 14:30:51,647 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sum-fun-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:30:51" (1/1) ... [2022-09-21 14:30:51,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-21 14:30:51,669 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-21 14:30:51,681 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 14:30:51,684 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 14:30:51,710 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2022-09-21 14:30:51,711 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-09-21 14:30:51,711 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-09-21 14:30:51,711 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2022-09-21 14:30:51,711 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-09-21 14:30:51,711 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-09-21 14:30:51,711 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-09-21 14:30:51,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-09-21 14:30:51,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-09-21 14:30:51,711 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2022-09-21 14:30:51,711 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-09-21 14:30:51,711 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-09-21 14:30:51,712 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 14:30:51,743 INFO L234 CfgBuilder]: Building ICFG [2022-09-21 14:30:51,744 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-09-21 14:30:51,816 INFO L275 CfgBuilder]: Performing block encoding [2022-09-21 14:30:51,827 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-09-21 14:30:51,827 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-09-21 14:30:51,828 INFO L202 PluginConnector]: Adding new model sum-fun-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 02:30:51 BoogieIcfgContainer [2022-09-21 14:30:51,828 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-09-21 14:30:51,833 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2022-09-21 14:30:51,834 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2022-09-21 14:30:51,834 INFO L275 PluginConnector]: Abstract Interpretation initialized [2022-09-21 14:30:51,834 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "sum-fun-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 02:30:51" (1/1) ... [2022-09-21 14:30:51,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-09-21 14:30:51,884 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-21 14:30:51,887 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 14:30:51,888 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 14:30:51,961 INFO L129 ointEngineConcurrent]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:30:51,962 INFO L155 ointEngineConcurrent]: Starting outer Fixpoint iteration number 1 [2022-09-21 14:30:51,963 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:30:51,998 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:30:52,064 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:30:52,090 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:30:52,108 INFO L155 ointEngineConcurrent]: Starting outer Fixpoint iteration number 2 [2022-09-21 14:30:52,108 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for ULTIMATE.start with variables: [sum1, A, sum2, N, M, k, j, i] [2022-09-21 14:30:52,109 INFO L631 ngineConcurrentUtils]: Start checking 48 possible combinations. [2022-09-21 14:30:52,109 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/48 [2022-09-21 14:30:52,528 INFO L642 ngineConcurrentUtils]: Filter Iteration 2/48 [2022-09-21 14:30:52,976 INFO L642 ngineConcurrentUtils]: Filter Iteration 3/48 [2022-09-21 14:30:53,431 INFO L642 ngineConcurrentUtils]: Filter Iteration 4/48 [2022-09-21 14:30:53,919 INFO L642 ngineConcurrentUtils]: Filter Iteration 5/48 [2022-09-21 14:30:54,336 INFO L642 ngineConcurrentUtils]: Filter Iteration 6/48 [2022-09-21 14:30:54,830 INFO L642 ngineConcurrentUtils]: Filter Iteration 7/48 [2022-09-21 14:30:55,264 INFO L642 ngineConcurrentUtils]: Filter Iteration 8/48 [2022-09-21 14:30:55,744 INFO L642 ngineConcurrentUtils]: Filter Iteration 9/48 [2022-09-21 14:30:56,206 INFO L642 ngineConcurrentUtils]: Filter Iteration 10/48 [2022-09-21 14:30:56,647 INFO L642 ngineConcurrentUtils]: Filter Iteration 11/48 [2022-09-21 14:30:57,130 INFO L642 ngineConcurrentUtils]: Filter Iteration 12/48 [2022-09-21 14:30:57,578 INFO L642 ngineConcurrentUtils]: Filter Iteration 13/48 [2022-09-21 14:30:58,057 INFO L642 ngineConcurrentUtils]: Filter Iteration 14/48 [2022-09-21 14:30:58,541 INFO L642 ngineConcurrentUtils]: Filter Iteration 15/48 [2022-09-21 14:30:58,989 INFO L642 ngineConcurrentUtils]: Filter Iteration 16/48 [2022-09-21 14:30:59,467 INFO L642 ngineConcurrentUtils]: Filter Iteration 17/48 [2022-09-21 14:30:59,971 INFO L642 ngineConcurrentUtils]: Filter Iteration 18/48 [2022-09-21 14:31:00,462 INFO L642 ngineConcurrentUtils]: Filter Iteration 19/48 [2022-09-21 14:31:00,945 INFO L642 ngineConcurrentUtils]: Filter Iteration 20/48 [2022-09-21 14:31:01,380 INFO L642 ngineConcurrentUtils]: Filter Iteration 21/48 [2022-09-21 14:31:01,881 INFO L642 ngineConcurrentUtils]: Filter Iteration 22/48 [2022-09-21 14:31:02,407 INFO L642 ngineConcurrentUtils]: Filter Iteration 23/48 [2022-09-21 14:31:02,898 INFO L642 ngineConcurrentUtils]: Filter Iteration 24/48 [2022-09-21 14:31:03,383 INFO L642 ngineConcurrentUtils]: Filter Iteration 25/48 [2022-09-21 14:31:03,874 INFO L642 ngineConcurrentUtils]: Filter Iteration 26/48 [2022-09-21 14:31:04,345 INFO L642 ngineConcurrentUtils]: Filter Iteration 27/48 [2022-09-21 14:31:04,809 INFO L642 ngineConcurrentUtils]: Filter Iteration 28/48 [2022-09-21 14:31:05,285 INFO L642 ngineConcurrentUtils]: Filter Iteration 29/48 [2022-09-21 14:31:05,788 INFO L642 ngineConcurrentUtils]: Filter Iteration 30/48 [2022-09-21 14:31:06,228 INFO L642 ngineConcurrentUtils]: Filter Iteration 31/48 [2022-09-21 14:31:06,685 INFO L642 ngineConcurrentUtils]: Filter Iteration 32/48 [2022-09-21 14:31:07,139 INFO L642 ngineConcurrentUtils]: Filter Iteration 33/48 [2022-09-21 14:31:07,619 INFO L642 ngineConcurrentUtils]: Filter Iteration 34/48 [2022-09-21 14:31:08,112 INFO L642 ngineConcurrentUtils]: Filter Iteration 35/48 [2022-09-21 14:31:08,591 INFO L642 ngineConcurrentUtils]: Filter Iteration 36/48 [2022-09-21 14:31:09,061 INFO L642 ngineConcurrentUtils]: Filter Iteration 37/48 [2022-09-21 14:31:09,555 INFO L642 ngineConcurrentUtils]: Filter Iteration 38/48 [2022-09-21 14:31:10,042 INFO L642 ngineConcurrentUtils]: Filter Iteration 39/48 [2022-09-21 14:31:10,480 INFO L642 ngineConcurrentUtils]: Filter Iteration 40/48 [2022-09-21 14:31:10,974 INFO L642 ngineConcurrentUtils]: Filter Iteration 41/48 [2022-09-21 14:31:11,465 INFO L642 ngineConcurrentUtils]: Filter Iteration 42/48 [2022-09-21 14:31:12,105 INFO L642 ngineConcurrentUtils]: Filter Iteration 43/48 [2022-09-21 14:31:12,595 INFO L642 ngineConcurrentUtils]: Filter Iteration 44/48 [2022-09-21 14:31:13,069 INFO L642 ngineConcurrentUtils]: Filter Iteration 45/48 [2022-09-21 14:31:13,556 INFO L642 ngineConcurrentUtils]: Filter Iteration 46/48 [2022-09-21 14:31:13,987 INFO L642 ngineConcurrentUtils]: Filter Iteration 47/48 [2022-09-21 14:31:14,480 INFO L642 ngineConcurrentUtils]: Filter Iteration 48/48 [2022-09-21 14:31:14,956 INFO L651 ngineConcurrentUtils]: Number of combinations: 9 [2022-09-21 14:31:14,959 INFO L379 ointEngineConcurrent]: Reducing to supersets [2022-09-21 14:31:14,960 INFO L396 ointEngineConcurrent]: Reduced size from 9 to 8 [2022-09-21 14:31:14,960 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:31:14,964 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:31:14,969 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:31:14,980 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:31:14,984 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:31:14,988 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:31:14,991 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:31:14,994 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:31:14,997 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for thread1 with variables: [sum1, A, sum2, N, M, k, j, i] [2022-09-21 14:31:14,998 INFO L631 ngineConcurrentUtils]: Start checking 1 possible combinations. [2022-09-21 14:31:14,998 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/1 [2022-09-21 14:31:14,998 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:31:14,998 INFO L651 ngineConcurrentUtils]: Number of combinations: 0 [2022-09-21 14:31:14,998 INFO L379 ointEngineConcurrent]: Reducing to supersets [2022-09-21 14:31:14,998 INFO L396 ointEngineConcurrent]: Reduced size from 0 to 0 [2022-09-21 14:31:14,998 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for thread2 with variables: [sum1, A, sum2, N, M, k, j, i] [2022-09-21 14:31:14,998 INFO L631 ngineConcurrentUtils]: Start checking 1 possible combinations. [2022-09-21 14:31:14,998 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/1 [2022-09-21 14:31:14,998 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:31:14,998 INFO L651 ngineConcurrentUtils]: Number of combinations: 0 [2022-09-21 14:31:14,998 INFO L379 ointEngineConcurrent]: Reducing to supersets [2022-09-21 14:31:14,998 INFO L396 ointEngineConcurrent]: Reduced size from 0 to 0 [2022-09-21 14:31:14,998 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for thread3 with variables: [sum1, A, sum2, N, M, k, j, i] [2022-09-21 14:31:14,998 INFO L631 ngineConcurrentUtils]: Start checking 1 possible combinations. [2022-09-21 14:31:14,998 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/1 [2022-09-21 14:31:14,999 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:31:14,999 INFO L651 ngineConcurrentUtils]: Number of combinations: 0 [2022-09-21 14:31:14,999 INFO L379 ointEngineConcurrent]: Reducing to supersets [2022-09-21 14:31:14,999 INFO L396 ointEngineConcurrent]: Reduced size from 0 to 0 [2022-09-21 14:31:15,004 INFO L320 AbstractInterpreter]: Some error location(s) were reachable [2022-09-21 14:31:15,012 INFO L329 AbstractInterpreter]: No benchmarks available [2022-09-21 14:31:15,012 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2022-09-21 14:31:15,013 INFO L158 Benchmark]: Toolchain (without parser) took 23401.52ms. Allocated memory is still 213.9MB. Free memory was 175.8MB in the beginning and 163.0MB in the end (delta: 12.8MB). Peak memory consumption was 14.6MB. Max. memory is 8.0GB. [2022-09-21 14:31:15,014 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.10ms. Allocated memory is still 213.9MB. Free memory was 177.0MB in the beginning and 177.0MB in the end (delta: 72.7kB). There was no memory consumed. Max. memory is 8.0GB. [2022-09-21 14:31:15,014 INFO L158 Benchmark]: Boogie Procedure Inliner took 20.40ms. Allocated memory is still 213.9MB. Free memory was 175.8MB in the beginning and 174.3MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-09-21 14:31:15,014 INFO L158 Benchmark]: Boogie Preprocessor took 11.22ms. Allocated memory is still 213.9MB. Free memory was 174.3MB in the beginning and 173.3MB in the end (delta: 973.6kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-09-21 14:31:15,015 INFO L158 Benchmark]: RCFGBuilder took 187.80ms. Allocated memory is still 213.9MB. Free memory was 173.2MB in the beginning and 163.4MB in the end (delta: 9.9MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2022-09-21 14:31:15,015 INFO L158 Benchmark]: Abstract Interpretation took 23178.54ms. Allocated memory is still 213.9MB. Free memory was 163.2MB in the beginning and 163.0MB in the end (delta: 135.3kB). Peak memory consumption was 965.6kB. Max. memory is 8.0GB. [2022-09-21 14:31:15,017 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 213.9MB. Free memory was 177.0MB in the beginning and 177.0MB in the end (delta: 72.7kB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 20.40ms. Allocated memory is still 213.9MB. Free memory was 175.8MB in the beginning and 174.3MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 11.22ms. Allocated memory is still 213.9MB. Free memory was 174.3MB in the beginning and 173.3MB in the end (delta: 973.6kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 187.80ms. Allocated memory is still 213.9MB. Free memory was 173.2MB in the beginning and 163.4MB in the end (delta: 9.9MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * Abstract Interpretation took 23178.54ms. Allocated memory is still 213.9MB. Free memory was 163.2MB in the beginning and 163.0MB in the end (delta: 135.3kB). Peak memory consumption was 965.6kB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 65]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L54] 0 assume 0 <= M; [L55] 0 assume M < N; [L56] 0 assume i == j && i == sum1 && i == sum2 && i == 0; [L57] 0 assume k == M; [L58] FORK 0 fork 1 thread1(); [L59] FORK 0 fork 2, 2 thread2(); [L60] FORK 0 fork 3, 3, 3 thread3(); [L61] JOIN 0 join 1; [L62] JOIN 0 join 2, 2; [L63] JOIN 0 join 3, 3, 3; [L64] 0 assume !(sum1 == sum2); [L65] 0 assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-09-21 14:31:15,226 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 14:31:15,240 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 14:31:15,257 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...