/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/bakery-3.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.fs.absint-concur-c9b613c-m [2022-09-21 14:28:29,212 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-09-21 14:28:29,214 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-09-21 14:28:29,253 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-09-21 14:28:29,254 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-09-21 14:28:29,256 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-09-21 14:28:29,259 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-09-21 14:28:29,261 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-09-21 14:28:29,263 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-09-21 14:28:29,267 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-09-21 14:28:29,267 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-09-21 14:28:29,269 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-09-21 14:28:29,269 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-09-21 14:28:29,271 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-09-21 14:28:29,272 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-09-21 14:28:29,274 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-09-21 14:28:29,275 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-09-21 14:28:29,276 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-09-21 14:28:29,277 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-09-21 14:28:29,282 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-09-21 14:28:29,283 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-09-21 14:28:29,284 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-09-21 14:28:29,285 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-09-21 14:28:29,286 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-09-21 14:28:29,293 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-09-21 14:28:29,293 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-09-21 14:28:29,293 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-09-21 14:28:29,295 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-09-21 14:28:29,295 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-09-21 14:28:29,296 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-09-21 14:28:29,296 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-09-21 14:28:29,297 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-09-21 14:28:29,298 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-09-21 14:28:29,299 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-09-21 14:28:29,300 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-09-21 14:28:29,300 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-09-21 14:28:29,301 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-09-21 14:28:29,301 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-09-21 14:28:29,301 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-09-21 14:28:29,302 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-09-21 14:28:29,302 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-09-21 14:28:29,303 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 14:28:29,333 INFO L113 SettingsManager]: Loading preferences was successful [2022-09-21 14:28:29,333 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-09-21 14:28:29,334 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-09-21 14:28:29,334 INFO L138 SettingsManager]: * Log level for plugins=info [2022-09-21 14:28:29,335 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-09-21 14:28:29,335 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-09-21 14:28:29,335 INFO L138 SettingsManager]: * User list type=DISABLED [2022-09-21 14:28:29,335 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2022-09-21 14:28:29,335 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2022-09-21 14:28:29,335 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-09-21 14:28:29,336 INFO L138 SettingsManager]: * Computation of Interferences for Sequential Abstract Interpretation of each procedure=FLOW_SENSITIVE_FILTERED [2022-09-21 14:28:29,336 INFO L138 SettingsManager]: * Abstract domain=OctagonDomain [2022-09-21 14:28:29,337 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-09-21 14:28:29,337 INFO L138 SettingsManager]: * sizeof long=4 [2022-09-21 14:28:29,337 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-09-21 14:28:29,337 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-09-21 14:28:29,337 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-09-21 14:28:29,337 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-09-21 14:28:29,337 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-09-21 14:28:29,338 INFO L138 SettingsManager]: * sizeof long double=12 [2022-09-21 14:28:29,338 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-09-21 14:28:29,338 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-09-21 14:28:29,338 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-09-21 14:28:29,338 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2022-09-21 14:28:29,338 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-09-21 14:28:29,338 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-21 14:28:29,338 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-09-21 14:28:29,339 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-09-21 14:28:29,339 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-09-21 14:28:29,339 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2022-09-21 14:28:29,339 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-09-21 14:28:29,339 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-09-21 14:28:29,553 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-09-21 14:28:29,568 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-09-21 14:28:29,570 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-09-21 14:28:29,571 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-09-21 14:28:29,572 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-09-21 14:28:29,573 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/bakery-3.wvr.bpl [2022-09-21 14:28:29,573 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/bakery-3.wvr.bpl' [2022-09-21 14:28:29,598 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-09-21 14:28:29,599 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-09-21 14:28:29,600 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-09-21 14:28:29,600 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-09-21 14:28:29,600 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-09-21 14:28:29,611 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "bakery-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:28:29" (1/1) ... [2022-09-21 14:28:29,618 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "bakery-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:28:29" (1/1) ... [2022-09-21 14:28:29,623 INFO L138 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-09-21 14:28:29,625 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-09-21 14:28:29,626 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-09-21 14:28:29,626 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-09-21 14:28:29,626 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-09-21 14:28:29,633 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "bakery-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:28:29" (1/1) ... [2022-09-21 14:28:29,633 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "bakery-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:28:29" (1/1) ... [2022-09-21 14:28:29,634 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "bakery-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:28:29" (1/1) ... [2022-09-21 14:28:29,634 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "bakery-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:28:29" (1/1) ... [2022-09-21 14:28:29,637 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "bakery-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:28:29" (1/1) ... [2022-09-21 14:28:29,637 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "bakery-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:28:29" (1/1) ... [2022-09-21 14:28:29,638 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "bakery-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:28:29" (1/1) ... [2022-09-21 14:28:29,639 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-09-21 14:28:29,640 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-09-21 14:28:29,640 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-09-21 14:28:29,640 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-09-21 14:28:29,641 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "bakery-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:28:29" (1/1) ... [2022-09-21 14:28:29,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-21 14:28:29,652 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-21 14:28:29,664 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 14:28:29,689 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 14:28:29,705 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2022-09-21 14:28:29,705 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-09-21 14:28:29,705 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-09-21 14:28:29,705 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2022-09-21 14:28:29,705 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-09-21 14:28:29,705 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-09-21 14:28:29,705 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-09-21 14:28:29,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-09-21 14:28:29,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-09-21 14:28:29,706 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2022-09-21 14:28:29,706 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-09-21 14:28:29,706 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-09-21 14:28:29,707 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 14:28:29,743 INFO L234 CfgBuilder]: Building ICFG [2022-09-21 14:28:29,744 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-09-21 14:28:29,852 INFO L275 CfgBuilder]: Performing block encoding [2022-09-21 14:28:29,859 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-09-21 14:28:29,859 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-09-21 14:28:29,861 INFO L202 PluginConnector]: Adding new model bakery-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 02:28:29 BoogieIcfgContainer [2022-09-21 14:28:29,861 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-09-21 14:28:29,861 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2022-09-21 14:28:29,862 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2022-09-21 14:28:29,862 INFO L275 PluginConnector]: Abstract Interpretation initialized [2022-09-21 14:28:29,862 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "bakery-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 02:28:29" (1/1) ... [2022-09-21 14:28:29,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-09-21 14:28:29,945 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-21 14:28:29,951 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 14:28:29,963 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 14:28:30,038 INFO L129 ointEngineConcurrent]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:28:30,040 INFO L155 ointEngineConcurrent]: Starting outer Fixpoint iteration number 1 [2022-09-21 14:28:30,041 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:28:30,070 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:28:30,137 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:28:30,161 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:28:30,182 INFO L155 ointEngineConcurrent]: Starting outer Fixpoint iteration number 2 [2022-09-21 14:28:30,182 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for ULTIMATE.start with variables: [e3] [2022-09-21 14:28:30,182 INFO L631 ngineConcurrentUtils]: Start checking 1 possible combinations. [2022-09-21 14:28:30,182 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/1 [2022-09-21 14:28:30,183 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:28:30,183 INFO L651 ngineConcurrentUtils]: Number of combinations: 0 [2022-09-21 14:28:30,183 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for ULTIMATE.start with variables: [n2, n3, n1] [2022-09-21 14:28:30,183 INFO L631 ngineConcurrentUtils]: Start checking 1 possible combinations. [2022-09-21 14:28:30,183 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/1 [2022-09-21 14:28:30,183 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:28:30,183 INFO L651 ngineConcurrentUtils]: Number of combinations: 0 [2022-09-21 14:28:30,183 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for ULTIMATE.start with variables: [e1] [2022-09-21 14:28:30,183 INFO L631 ngineConcurrentUtils]: Start checking 1 possible combinations. [2022-09-21 14:28:30,184 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/1 [2022-09-21 14:28:30,184 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:28:30,184 INFO L651 ngineConcurrentUtils]: Number of combinations: 0 [2022-09-21 14:28:30,184 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for ULTIMATE.start with variables: [i1, i, i2, i3] [2022-09-21 14:28:30,185 INFO L631 ngineConcurrentUtils]: Start checking 4 possible combinations. [2022-09-21 14:28:30,185 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/4 [2022-09-21 14:28:33,820 INFO L642 ngineConcurrentUtils]: Filter Iteration 2/4 [2022-09-21 14:28:36,946 INFO L642 ngineConcurrentUtils]: Filter Iteration 3/4 [2022-09-21 14:28:40,290 INFO L642 ngineConcurrentUtils]: Filter Iteration 4/4 [2022-09-21 14:28:43,261 INFO L651 ngineConcurrentUtils]: Number of combinations: 4 [2022-09-21 14:28:43,261 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for ULTIMATE.start with variables: [e2] [2022-09-21 14:28:43,262 INFO L631 ngineConcurrentUtils]: Start checking 1 possible combinations. [2022-09-21 14:28:43,262 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/1 [2022-09-21 14:28:43,262 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:28:43,262 INFO L651 ngineConcurrentUtils]: Number of combinations: 0 [2022-09-21 14:28:43,263 INFO L379 ointEngineConcurrent]: Reducing to supersets [2022-09-21 14:28:43,263 INFO L396 ointEngineConcurrent]: Reduced size from 4 to 1 [2022-09-21 14:28:43,264 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:28:43,282 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for thread1 with variables: [e3] [2022-09-21 14:28:43,282 INFO L631 ngineConcurrentUtils]: Start checking 3 possible combinations. [2022-09-21 14:28:43,282 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/3 [2022-09-21 14:28:47,850 INFO L642 ngineConcurrentUtils]: Filter Iteration 2/3 [2022-09-21 14:28:52,114 INFO L642 ngineConcurrentUtils]: Filter Iteration 3/3 [2022-09-21 14:28:55,302 INFO L651 ngineConcurrentUtils]: Number of combinations: 3 [2022-09-21 14:28:55,302 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for thread1 with variables: [n2, n3, n1] [2022-09-21 14:28:55,302 INFO L631 ngineConcurrentUtils]: Start checking 625 possible combinations. [2022-09-21 14:28:55,303 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/625 [2022-09-21 14:29:00,247 INFO L642 ngineConcurrentUtils]: Filter Iteration 2/625 [2022-09-21 14:29:03,942 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:29:03,943 INFO L642 ngineConcurrentUtils]: Filter Iteration 3/625 [2022-09-21 14:29:03,953 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:29:03,953 INFO L642 ngineConcurrentUtils]: Filter Iteration 4/625 [2022-09-21 14:29:09,288 INFO L642 ngineConcurrentUtils]: Filter Iteration 5/625 [2022-09-21 14:29:14,276 INFO L642 ngineConcurrentUtils]: Filter Iteration 6/625 [2022-09-21 14:29:18,845 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:29:18,846 INFO L642 ngineConcurrentUtils]: Filter Iteration 7/625 [2022-09-21 14:29:23,426 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:29:23,426 INFO L642 ngineConcurrentUtils]: Filter Iteration 8/625 [2022-09-21 14:29:23,436 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:29:23,436 INFO L642 ngineConcurrentUtils]: Filter Iteration 9/625 Received shutdown request... [2022-09-21 14:29:23,639 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 14:29:23,639 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 14:29:24,666 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 14:29:24,847 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 14:29:24,862 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 14:29:24,863 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 14:29:24,865 INFO L158 Benchmark]: Toolchain (without parser) took 55265.00ms. Allocated memory is still 181.4MB. Free memory was 137.4MB in the beginning and 126.4MB in the end (delta: 10.9MB). Peak memory consumption was 10.2MB. Max. memory is 8.0GB. [2022-09-21 14:29:24,866 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.11ms. Allocated memory is still 181.4MB. Free memory is still 138.5MB. There was no memory consumed. Max. memory is 8.0GB. [2022-09-21 14:29:24,866 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.88ms. Allocated memory is still 181.4MB. Free memory was 137.3MB in the beginning and 135.7MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-09-21 14:29:24,867 INFO L158 Benchmark]: Boogie Preprocessor took 12.89ms. Allocated memory is still 181.4MB. Free memory was 135.7MB in the beginning and 134.8MB in the end (delta: 931.1kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-09-21 14:29:24,867 INFO L158 Benchmark]: RCFGBuilder took 221.06ms. Allocated memory is still 181.4MB. Free memory was 134.8MB in the beginning and 153.5MB in the end (delta: -18.7MB). Peak memory consumption was 14.4MB. Max. memory is 8.0GB. [2022-09-21 14:29:24,868 INFO L158 Benchmark]: Abstract Interpretation took 55002.31ms. Allocated memory is still 181.4MB. Free memory was 153.2MB in the beginning and 126.4MB in the end (delta: 26.8MB). Peak memory consumption was 26.2MB. Max. memory is 8.0GB. [2022-09-21 14:29:24,871 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 0.11ms. Allocated memory is still 181.4MB. Free memory is still 138.5MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 24.88ms. Allocated memory is still 181.4MB. Free memory was 137.3MB in the beginning and 135.7MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 12.89ms. Allocated memory is still 181.4MB. Free memory was 135.7MB in the beginning and 134.8MB in the end (delta: 931.1kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 221.06ms. Allocated memory is still 181.4MB. Free memory was 134.8MB in the beginning and 153.5MB in the end (delta: -18.7MB). Peak memory consumption was 14.4MB. Max. memory is 8.0GB. * Abstract Interpretation took 55002.31ms. Allocated memory is still 181.4MB. Free memory was 153.2MB in the beginning and 126.4MB in the end (delta: 26.8MB). Peak memory consumption was 26.2MB. 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