/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/test/easy6.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.fs.absint-concur-c9b613c-m [2022-09-21 14:32:03,945 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-09-21 14:32:03,946 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-09-21 14:32:03,980 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-09-21 14:32:03,981 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-09-21 14:32:03,982 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-09-21 14:32:03,984 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-09-21 14:32:03,986 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-09-21 14:32:03,987 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-09-21 14:32:03,991 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-09-21 14:32:03,993 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-09-21 14:32:03,994 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-09-21 14:32:03,994 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-09-21 14:32:03,995 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-09-21 14:32:03,997 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-09-21 14:32:03,999 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-09-21 14:32:03,999 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-09-21 14:32:04,000 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-09-21 14:32:04,002 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-09-21 14:32:04,006 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-09-21 14:32:04,006 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-09-21 14:32:04,007 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-09-21 14:32:04,008 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-09-21 14:32:04,009 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-09-21 14:32:04,013 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-09-21 14:32:04,013 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-09-21 14:32:04,014 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-09-21 14:32:04,014 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-09-21 14:32:04,015 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-09-21 14:32:04,015 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-09-21 14:32:04,015 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-09-21 14:32:04,016 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-09-21 14:32:04,017 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-09-21 14:32:04,018 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-09-21 14:32:04,018 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-09-21 14:32:04,018 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-09-21 14:32:04,019 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-09-21 14:32:04,019 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-09-21 14:32:04,019 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-09-21 14:32:04,020 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-09-21 14:32:04,020 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-09-21 14:32:04,021 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 14:32:04,046 INFO L113 SettingsManager]: Loading preferences was successful [2022-09-21 14:32:04,046 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-09-21 14:32:04,046 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-09-21 14:32:04,047 INFO L138 SettingsManager]: * Log level for plugins=info [2022-09-21 14:32:04,047 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-09-21 14:32:04,047 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-09-21 14:32:04,047 INFO L138 SettingsManager]: * User list type=DISABLED [2022-09-21 14:32:04,048 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2022-09-21 14:32:04,048 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2022-09-21 14:32:04,048 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-09-21 14:32:04,048 INFO L138 SettingsManager]: * Computation of Interferences for Sequential Abstract Interpretation of each procedure=FLOW_SENSITIVE_FILTERED [2022-09-21 14:32:04,048 INFO L138 SettingsManager]: * Abstract domain=OctagonDomain [2022-09-21 14:32:04,049 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-09-21 14:32:04,049 INFO L138 SettingsManager]: * sizeof long=4 [2022-09-21 14:32:04,049 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-09-21 14:32:04,049 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-09-21 14:32:04,049 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-09-21 14:32:04,049 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-09-21 14:32:04,049 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-09-21 14:32:04,049 INFO L138 SettingsManager]: * sizeof long double=12 [2022-09-21 14:32:04,050 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-09-21 14:32:04,050 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-09-21 14:32:04,050 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-09-21 14:32:04,050 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2022-09-21 14:32:04,050 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-09-21 14:32:04,050 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-21 14:32:04,050 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-09-21 14:32:04,050 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-09-21 14:32:04,050 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-09-21 14:32:04,050 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2022-09-21 14:32:04,051 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-09-21 14:32:04,051 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-09-21 14:32:04,252 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-09-21 14:32:04,272 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-09-21 14:32:04,276 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-09-21 14:32:04,277 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-09-21 14:32:04,277 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-09-21 14:32:04,278 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/test/easy6.wvr.bpl [2022-09-21 14:32:04,278 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/test/easy6.wvr.bpl' [2022-09-21 14:32:04,294 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-09-21 14:32:04,295 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-09-21 14:32:04,296 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-09-21 14:32:04,296 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-09-21 14:32:04,296 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-09-21 14:32:04,304 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "easy6.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:32:04" (1/1) ... [2022-09-21 14:32:04,308 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "easy6.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:32:04" (1/1) ... [2022-09-21 14:32:04,313 INFO L138 Inliner]: procedures = 3, calls = 2, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-09-21 14:32:04,314 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-09-21 14:32:04,316 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-09-21 14:32:04,316 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-09-21 14:32:04,316 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-09-21 14:32:04,321 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "easy6.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:32:04" (1/1) ... [2022-09-21 14:32:04,322 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "easy6.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:32:04" (1/1) ... [2022-09-21 14:32:04,323 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "easy6.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:32:04" (1/1) ... [2022-09-21 14:32:04,325 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "easy6.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:32:04" (1/1) ... [2022-09-21 14:32:04,327 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "easy6.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:32:04" (1/1) ... [2022-09-21 14:32:04,327 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "easy6.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:32:04" (1/1) ... [2022-09-21 14:32:04,328 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "easy6.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:32:04" (1/1) ... [2022-09-21 14:32:04,328 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-09-21 14:32:04,329 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-09-21 14:32:04,329 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-09-21 14:32:04,329 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-09-21 14:32:04,333 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "easy6.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:32:04" (1/1) ... [2022-09-21 14:32:04,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-21 14:32:04,355 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-21 14:32:04,373 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 14:32:04,375 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 14:32:04,415 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2022-09-21 14:32:04,416 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-09-21 14:32:04,416 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-09-21 14:32:04,416 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2022-09-21 14:32:04,416 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-09-21 14:32:04,417 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-09-21 14:32:04,417 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-09-21 14:32:04,417 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-09-21 14:32:04,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-09-21 14:32:04,418 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 14:32:04,460 INFO L234 CfgBuilder]: Building ICFG [2022-09-21 14:32:04,467 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-09-21 14:32:04,543 INFO L275 CfgBuilder]: Performing block encoding [2022-09-21 14:32:04,548 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-09-21 14:32:04,548 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-09-21 14:32:04,549 INFO L202 PluginConnector]: Adding new model easy6.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 02:32:04 BoogieIcfgContainer [2022-09-21 14:32:04,549 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-09-21 14:32:04,550 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2022-09-21 14:32:04,550 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2022-09-21 14:32:04,550 INFO L275 PluginConnector]: Abstract Interpretation initialized [2022-09-21 14:32:04,550 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "easy6.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 02:32:04" (1/1) ... [2022-09-21 14:32:04,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-09-21 14:32:04,602 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-21 14:32:04,616 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 14:32:04,641 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 14:32:04,676 INFO L129 ointEngineConcurrent]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:32:04,677 INFO L155 ointEngineConcurrent]: Starting outer Fixpoint iteration number 1 [2022-09-21 14:32:04,678 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:32:04,705 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:32:04,725 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:32:04,737 INFO L155 ointEngineConcurrent]: Starting outer Fixpoint iteration number 2 [2022-09-21 14:32:04,738 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for ULTIMATE.start with variables: [e1] [2022-09-21 14:32:04,738 INFO L631 ngineConcurrentUtils]: Start checking 1 possible combinations. [2022-09-21 14:32:04,738 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/1 [2022-09-21 14:32:04,738 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:32:04,738 INFO L651 ngineConcurrentUtils]: Number of combinations: 0 [2022-09-21 14:32:04,738 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for ULTIMATE.start with variables: [e2] [2022-09-21 14:32:04,738 INFO L631 ngineConcurrentUtils]: Start checking 1 possible combinations. [2022-09-21 14:32:04,738 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/1 [2022-09-21 14:32:04,738 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:32:04,738 INFO L651 ngineConcurrentUtils]: Number of combinations: 0 [2022-09-21 14:32:04,739 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for ULTIMATE.start with variables: [tmp1, tmp2, n2, n1] [2022-09-21 14:32:04,739 INFO L631 ngineConcurrentUtils]: Start checking 1 possible combinations. [2022-09-21 14:32:04,739 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/1 [2022-09-21 14:32:04,739 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:32:04,739 INFO L651 ngineConcurrentUtils]: Number of combinations: 0 [2022-09-21 14:32:04,739 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for ULTIMATE.start with variables: [i1, i, i2] [2022-09-21 14:32:04,740 INFO L631 ngineConcurrentUtils]: Start checking 3 possible combinations. [2022-09-21 14:32:04,740 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/3 [2022-09-21 14:32:06,090 INFO L642 ngineConcurrentUtils]: Filter Iteration 2/3 [2022-09-21 14:32:07,909 INFO L642 ngineConcurrentUtils]: Filter Iteration 3/3 [2022-09-21 14:32:09,232 INFO L651 ngineConcurrentUtils]: Number of combinations: 3 [2022-09-21 14:32:09,232 INFO L379 ointEngineConcurrent]: Reducing to supersets [2022-09-21 14:32:09,233 INFO L396 ointEngineConcurrent]: Reduced size from 3 to 2 [2022-09-21 14:32:09,233 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:32:09,271 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:32:09,295 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for thread1 with variables: [e1] [2022-09-21 14:32:09,295 INFO L631 ngineConcurrentUtils]: Start checking 1 possible combinations. [2022-09-21 14:32:09,295 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/1 [2022-09-21 14:32:09,295 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:32:09,296 INFO L651 ngineConcurrentUtils]: Number of combinations: 0 [2022-09-21 14:32:09,296 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for thread1 with variables: [e2] [2022-09-21 14:32:09,296 INFO L631 ngineConcurrentUtils]: Start checking 3 possible combinations. [2022-09-21 14:32:09,296 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/3 [2022-09-21 14:32:10,971 INFO L642 ngineConcurrentUtils]: Filter Iteration 2/3 [2022-09-21 14:32:12,532 INFO L642 ngineConcurrentUtils]: Filter Iteration 3/3 [2022-09-21 14:32:13,815 INFO L651 ngineConcurrentUtils]: Number of combinations: 3 [2022-09-21 14:32:13,815 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for thread1 with variables: [tmp1, tmp2, n2, n1] [2022-09-21 14:32:13,815 INFO L631 ngineConcurrentUtils]: Start checking 18 possible combinations. [2022-09-21 14:32:13,816 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/18 [2022-09-21 14:32:15,542 INFO L642 ngineConcurrentUtils]: Filter Iteration 2/18 [2022-09-21 14:32:17,437 INFO L642 ngineConcurrentUtils]: Filter Iteration 3/18 [2022-09-21 14:32:19,147 INFO L642 ngineConcurrentUtils]: Filter Iteration 4/18 [2022-09-21 14:32:20,071 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:32:20,072 INFO L642 ngineConcurrentUtils]: Filter Iteration 5/18 [2022-09-21 14:32:22,392 INFO L642 ngineConcurrentUtils]: Filter Iteration 6/18 [2022-09-21 14:32:22,953 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:32:22,953 INFO L642 ngineConcurrentUtils]: Filter Iteration 7/18 [2022-09-21 14:32:22,956 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:32:22,956 INFO L642 ngineConcurrentUtils]: Filter Iteration 8/18 [2022-09-21 14:32:24,820 INFO L642 ngineConcurrentUtils]: Filter Iteration 9/18 [2022-09-21 14:32:26,573 INFO L642 ngineConcurrentUtils]: Filter Iteration 10/18 [2022-09-21 14:32:27,907 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:32:27,907 INFO L642 ngineConcurrentUtils]: Filter Iteration 11/18 [2022-09-21 14:32:29,176 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:32:29,176 INFO L642 ngineConcurrentUtils]: Filter Iteration 12/18 [2022-09-21 14:32:30,018 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:32:30,018 INFO L642 ngineConcurrentUtils]: Filter Iteration 13/18 [2022-09-21 14:32:30,631 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:32:30,631 INFO L642 ngineConcurrentUtils]: Filter Iteration 14/18 [2022-09-21 14:32:32,045 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:32:32,045 INFO L642 ngineConcurrentUtils]: Filter Iteration 15/18 [2022-09-21 14:32:33,081 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:32:33,082 INFO L642 ngineConcurrentUtils]: Filter Iteration 16/18 [2022-09-21 14:32:33,084 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:32:33,084 INFO L642 ngineConcurrentUtils]: Filter Iteration 17/18 [2022-09-21 14:32:34,766 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:32:34,767 INFO L642 ngineConcurrentUtils]: Filter Iteration 18/18 [2022-09-21 14:32:35,651 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:32:35,651 INFO L651 ngineConcurrentUtils]: Number of combinations: 6 [2022-09-21 14:32:35,651 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for thread1 with variables: [i1, i, i2] [2022-09-21 14:32:35,652 INFO L631 ngineConcurrentUtils]: Start checking 2 possible combinations. [2022-09-21 14:32:35,652 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/2 [2022-09-21 14:32:37,291 INFO L642 ngineConcurrentUtils]: Filter Iteration 2/2 [2022-09-21 14:32:38,774 INFO L651 ngineConcurrentUtils]: Number of combinations: 2 [2022-09-21 14:32:38,776 INFO L379 ointEngineConcurrent]: Reducing to supersets [2022-09-21 14:32:38,777 INFO L396 ointEngineConcurrent]: Reduced size from 6 to 4 [2022-09-21 14:32:38,777 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:32:38,787 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:32:38,798 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:32:38,807 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:32:38,828 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for thread2 with variables: [e1] [2022-09-21 14:32:38,828 INFO L631 ngineConcurrentUtils]: Start checking 3 possible combinations. [2022-09-21 14:32:38,828 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/3 [2022-09-21 14:32:40,558 INFO L642 ngineConcurrentUtils]: Filter Iteration 2/3 [2022-09-21 14:32:41,809 INFO L642 ngineConcurrentUtils]: Filter Iteration 3/3 [2022-09-21 14:32:43,568 INFO L651 ngineConcurrentUtils]: Number of combinations: 3 [2022-09-21 14:32:43,568 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for thread2 with variables: [e2] [2022-09-21 14:32:43,568 INFO L631 ngineConcurrentUtils]: Start checking 1 possible combinations. [2022-09-21 14:32:43,568 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/1 [2022-09-21 14:32:43,568 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:32:43,568 INFO L651 ngineConcurrentUtils]: Number of combinations: 0 [2022-09-21 14:32:43,568 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for thread2 with variables: [tmp1, tmp2, n2, n1] [2022-09-21 14:32:43,569 INFO L631 ngineConcurrentUtils]: Start checking 18 possible combinations. [2022-09-21 14:32:43,569 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/18 [2022-09-21 14:32:45,440 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:32:45,441 INFO L642 ngineConcurrentUtils]: Filter Iteration 2/18 [2022-09-21 14:32:46,032 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:32:46,032 INFO L642 ngineConcurrentUtils]: Filter Iteration 3/18 [2022-09-21 14:32:46,035 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:32:46,035 INFO L642 ngineConcurrentUtils]: Filter Iteration 4/18 [2022-09-21 14:32:47,767 INFO L642 ngineConcurrentUtils]: Filter Iteration 5/18 [2022-09-21 14:32:49,893 INFO L642 ngineConcurrentUtils]: Filter Iteration 6/18 [2022-09-21 14:32:49,896 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:32:49,896 INFO L642 ngineConcurrentUtils]: Filter Iteration 7/18 [2022-09-21 14:32:50,891 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:32:50,891 INFO L642 ngineConcurrentUtils]: Filter Iteration 8/18 [2022-09-21 14:32:51,580 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:32:51,581 INFO L642 ngineConcurrentUtils]: Filter Iteration 9/18 [2022-09-21 14:32:52,005 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:32:52,006 INFO L642 ngineConcurrentUtils]: Filter Iteration 10/18 [2022-09-21 14:32:53,435 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:32:53,435 INFO L642 ngineConcurrentUtils]: Filter Iteration 11/18 [2022-09-21 14:32:55,805 INFO L642 ngineConcurrentUtils]: Filter Iteration 12/18 [2022-09-21 14:32:56,930 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:32:56,930 INFO L642 ngineConcurrentUtils]: Filter Iteration 13/18 [2022-09-21 14:32:58,142 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:32:58,142 INFO L642 ngineConcurrentUtils]: Filter Iteration 14/18 [2022-09-21 14:32:59,575 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:32:59,575 INFO L642 ngineConcurrentUtils]: Filter Iteration 15/18 Received shutdown request... [2022-09-21 14:32:59,790 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 14:32:59,827 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 14:33:00,821 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 14:33:00,865 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 14:33:00,867 INFO L158 Benchmark]: Toolchain (without parser) took 56571.27ms. Allocated memory is still 223.3MB. Free memory was 178.7MB in the beginning and 160.2MB in the end (delta: 18.5MB). Peak memory consumption was 19.0MB. Max. memory is 8.0GB. [2022-09-21 14:33:00,867 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.10ms. Allocated memory is still 223.3MB. Free memory is still 179.7MB. There was no memory consumed. Max. memory is 8.0GB. [2022-09-21 14:33:00,868 INFO L158 Benchmark]: Boogie Procedure Inliner took 19.12ms. Allocated memory is still 223.3MB. Free memory was 178.6MB in the beginning and 177.1MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-09-21 14:33:00,868 INFO L158 Benchmark]: Boogie Preprocessor took 12.30ms. Allocated memory is still 223.3MB. Free memory was 177.1MB in the beginning and 176.2MB in the end (delta: 837.5kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-09-21 14:33:00,869 INFO L158 Benchmark]: RCFGBuilder took 220.31ms. Allocated memory is still 223.3MB. Free memory was 176.1MB in the beginning and 196.4MB in the end (delta: -20.3MB). Peak memory consumption was 13.8MB. Max. memory is 8.0GB. [2022-09-21 14:33:00,869 INFO L158 Benchmark]: Abstract Interpretation took 56316.32ms. Allocated memory is still 223.3MB. Free memory was 196.4MB in the beginning and 160.2MB in the end (delta: 36.1MB). Peak memory consumption was 35.7MB. Max. memory is 8.0GB. [2022-09-21 14:33:00,872 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 223.3MB. Free memory is still 179.7MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 19.12ms. Allocated memory is still 223.3MB. Free memory was 178.6MB in the beginning and 177.1MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 12.30ms. Allocated memory is still 223.3MB. Free memory was 177.1MB in the beginning and 176.2MB in the end (delta: 837.5kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 220.31ms. Allocated memory is still 223.3MB. Free memory was 176.1MB in the beginning and 196.4MB in the end (delta: -20.3MB). Peak memory consumption was 13.8MB. Max. memory is 8.0GB. * Abstract Interpretation took 56316.32ms. Allocated memory is still 223.3MB. Free memory was 196.4MB in the beginning and 160.2MB in the end (delta: 36.1MB). Peak memory consumption was 35.7MB. 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