/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/min-fun.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.fs.absint-concur-c9b613c-m [2022-09-21 14:30:27,389 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-09-21 14:30:27,392 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-09-21 14:30:27,435 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-09-21 14:30:27,435 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-09-21 14:30:27,438 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-09-21 14:30:27,441 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-09-21 14:30:27,443 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-09-21 14:30:27,446 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-09-21 14:30:27,450 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-09-21 14:30:27,451 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-09-21 14:30:27,452 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-09-21 14:30:27,452 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-09-21 14:30:27,454 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-09-21 14:30:27,455 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-09-21 14:30:27,457 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-09-21 14:30:27,458 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-09-21 14:30:27,459 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-09-21 14:30:27,461 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-09-21 14:30:27,467 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-09-21 14:30:27,469 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-09-21 14:30:27,470 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-09-21 14:30:27,471 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-09-21 14:30:27,472 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-09-21 14:30:27,478 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-09-21 14:30:27,478 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-09-21 14:30:27,479 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-09-21 14:30:27,480 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-09-21 14:30:27,480 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-09-21 14:30:27,481 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-09-21 14:30:27,481 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-09-21 14:30:27,482 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-09-21 14:30:27,483 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-09-21 14:30:27,484 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-09-21 14:30:27,485 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-09-21 14:30:27,485 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-09-21 14:30:27,485 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-09-21 14:30:27,485 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-09-21 14:30:27,486 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-09-21 14:30:27,486 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-09-21 14:30:27,487 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-09-21 14:30:27,488 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 14:30:27,519 INFO L113 SettingsManager]: Loading preferences was successful [2022-09-21 14:30:27,519 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-09-21 14:30:27,520 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-09-21 14:30:27,520 INFO L138 SettingsManager]: * Log level for plugins=info [2022-09-21 14:30:27,521 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-09-21 14:30:27,521 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-09-21 14:30:27,521 INFO L138 SettingsManager]: * User list type=DISABLED [2022-09-21 14:30:27,521 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2022-09-21 14:30:27,521 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2022-09-21 14:30:27,521 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-09-21 14:30:27,522 INFO L138 SettingsManager]: * Computation of Interferences for Sequential Abstract Interpretation of each procedure=FLOW_SENSITIVE_FILTERED [2022-09-21 14:30:27,522 INFO L138 SettingsManager]: * Abstract domain=OctagonDomain [2022-09-21 14:30:27,523 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-09-21 14:30:27,523 INFO L138 SettingsManager]: * sizeof long=4 [2022-09-21 14:30:27,523 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-09-21 14:30:27,523 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-09-21 14:30:27,523 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-09-21 14:30:27,523 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-09-21 14:30:27,523 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-09-21 14:30:27,523 INFO L138 SettingsManager]: * sizeof long double=12 [2022-09-21 14:30:27,524 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-09-21 14:30:27,524 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-09-21 14:30:27,524 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-09-21 14:30:27,525 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2022-09-21 14:30:27,525 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-09-21 14:30:27,525 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-21 14:30:27,526 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-09-21 14:30:27,526 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-09-21 14:30:27,526 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-09-21 14:30:27,526 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2022-09-21 14:30:27,526 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-09-21 14:30:27,526 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-09-21 14:30:27,768 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-09-21 14:30:27,784 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-09-21 14:30:27,786 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-09-21 14:30:27,787 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-09-21 14:30:27,792 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-09-21 14:30:27,793 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/min-fun.wvr.bpl [2022-09-21 14:30:27,794 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/min-fun.wvr.bpl' [2022-09-21 14:30:27,834 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-09-21 14:30:27,835 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-09-21 14:30:27,836 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-09-21 14:30:27,836 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-09-21 14:30:27,837 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-09-21 14:30:27,850 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "min-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:30:27" (1/1) ... [2022-09-21 14:30:27,860 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "min-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:30:27" (1/1) ... [2022-09-21 14:30:27,866 INFO L138 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-09-21 14:30:27,867 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-09-21 14:30:27,869 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-09-21 14:30:27,869 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-09-21 14:30:27,869 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-09-21 14:30:27,875 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "min-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:30:27" (1/1) ... [2022-09-21 14:30:27,876 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "min-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:30:27" (1/1) ... [2022-09-21 14:30:27,877 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "min-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:30:27" (1/1) ... [2022-09-21 14:30:27,878 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "min-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:30:27" (1/1) ... [2022-09-21 14:30:27,882 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "min-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:30:27" (1/1) ... [2022-09-21 14:30:27,885 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "min-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:30:27" (1/1) ... [2022-09-21 14:30:27,886 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "min-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:30:27" (1/1) ... [2022-09-21 14:30:27,891 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-09-21 14:30:27,892 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-09-21 14:30:27,892 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-09-21 14:30:27,893 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-09-21 14:30:27,894 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "min-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:30:27" (1/1) ... [2022-09-21 14:30:27,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-21 14:30:27,906 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-21 14:30:27,921 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 14:30:27,944 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 14:30:27,959 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2022-09-21 14:30:27,959 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-09-21 14:30:27,959 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-09-21 14:30:27,960 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2022-09-21 14:30:27,960 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-09-21 14:30:27,960 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-09-21 14:30:27,960 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-09-21 14:30:27,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-09-21 14:30:27,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-09-21 14:30:27,960 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2022-09-21 14:30:27,960 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-09-21 14:30:27,960 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-09-21 14:30:27,961 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 14:30:28,002 INFO L234 CfgBuilder]: Building ICFG [2022-09-21 14:30:28,003 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-09-21 14:30:28,100 INFO L275 CfgBuilder]: Performing block encoding [2022-09-21 14:30:28,114 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-09-21 14:30:28,114 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-09-21 14:30:28,116 INFO L202 PluginConnector]: Adding new model min-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 02:30:28 BoogieIcfgContainer [2022-09-21 14:30:28,116 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-09-21 14:30:28,117 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2022-09-21 14:30:28,117 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2022-09-21 14:30:28,117 INFO L275 PluginConnector]: Abstract Interpretation initialized [2022-09-21 14:30:28,125 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "min-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 02:30:28" (1/1) ... [2022-09-21 14:30:28,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-09-21 14:30:28,175 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-21 14:30:28,180 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 14:30:28,181 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 14:30:28,253 INFO L129 ointEngineConcurrent]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:30:28,255 INFO L155 ointEngineConcurrent]: Starting outer Fixpoint iteration number 1 [2022-09-21 14:30:28,255 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:30:28,348 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:30:28,474 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:30:28,518 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:30:28,552 INFO L155 ointEngineConcurrent]: Starting outer Fixpoint iteration number 2 [2022-09-21 14:30:28,552 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for ULTIMATE.start with variables: [A, min2, min3, N, min1, M, k, j, i] [2022-09-21 14:30:28,554 INFO L631 ngineConcurrentUtils]: Start checking 64 possible combinations. [2022-09-21 14:30:28,554 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/64 [2022-09-21 14:30:28,953 INFO L642 ngineConcurrentUtils]: Filter Iteration 2/64 [2022-09-21 14:30:29,412 INFO L642 ngineConcurrentUtils]: Filter Iteration 3/64 [2022-09-21 14:30:29,841 INFO L642 ngineConcurrentUtils]: Filter Iteration 4/64 [2022-09-21 14:30:30,303 INFO L642 ngineConcurrentUtils]: Filter Iteration 5/64 [2022-09-21 14:30:30,793 INFO L642 ngineConcurrentUtils]: Filter Iteration 6/64 [2022-09-21 14:30:31,312 INFO L642 ngineConcurrentUtils]: Filter Iteration 7/64 [2022-09-21 14:30:31,814 INFO L642 ngineConcurrentUtils]: Filter Iteration 8/64 [2022-09-21 14:30:32,256 INFO L642 ngineConcurrentUtils]: Filter Iteration 9/64 [2022-09-21 14:30:32,693 INFO L642 ngineConcurrentUtils]: Filter Iteration 10/64 [2022-09-21 14:30:33,200 INFO L642 ngineConcurrentUtils]: Filter Iteration 11/64 [2022-09-21 14:30:33,690 INFO L642 ngineConcurrentUtils]: Filter Iteration 12/64 [2022-09-21 14:30:34,161 INFO L642 ngineConcurrentUtils]: Filter Iteration 13/64 [2022-09-21 14:30:34,684 INFO L642 ngineConcurrentUtils]: Filter Iteration 14/64 [2022-09-21 14:30:35,170 INFO L642 ngineConcurrentUtils]: Filter Iteration 15/64 [2022-09-21 14:30:35,631 INFO L642 ngineConcurrentUtils]: Filter Iteration 16/64 [2022-09-21 14:30:36,141 INFO L642 ngineConcurrentUtils]: Filter Iteration 17/64 [2022-09-21 14:30:36,652 INFO L642 ngineConcurrentUtils]: Filter Iteration 18/64 [2022-09-21 14:30:37,141 INFO L642 ngineConcurrentUtils]: Filter Iteration 19/64 [2022-09-21 14:30:37,635 INFO L642 ngineConcurrentUtils]: Filter Iteration 20/64 [2022-09-21 14:30:38,099 INFO L642 ngineConcurrentUtils]: Filter Iteration 21/64 [2022-09-21 14:30:38,608 INFO L642 ngineConcurrentUtils]: Filter Iteration 22/64 [2022-09-21 14:30:39,182 INFO L642 ngineConcurrentUtils]: Filter Iteration 23/64 [2022-09-21 14:30:39,683 INFO L642 ngineConcurrentUtils]: Filter Iteration 24/64 [2022-09-21 14:30:40,193 INFO L642 ngineConcurrentUtils]: Filter Iteration 25/64 [2022-09-21 14:30:40,709 INFO L642 ngineConcurrentUtils]: Filter Iteration 26/64 [2022-09-21 14:30:41,211 INFO L642 ngineConcurrentUtils]: Filter Iteration 27/64 [2022-09-21 14:30:41,709 INFO L642 ngineConcurrentUtils]: Filter Iteration 28/64 [2022-09-21 14:30:42,208 INFO L642 ngineConcurrentUtils]: Filter Iteration 29/64 [2022-09-21 14:30:42,682 INFO L642 ngineConcurrentUtils]: Filter Iteration 30/64 [2022-09-21 14:30:43,160 INFO L642 ngineConcurrentUtils]: Filter Iteration 31/64 [2022-09-21 14:30:43,686 INFO L642 ngineConcurrentUtils]: Filter Iteration 32/64 [2022-09-21 14:30:44,159 INFO L642 ngineConcurrentUtils]: Filter Iteration 33/64 [2022-09-21 14:30:44,646 INFO L642 ngineConcurrentUtils]: Filter Iteration 34/64 [2022-09-21 14:30:45,140 INFO L642 ngineConcurrentUtils]: Filter Iteration 35/64 [2022-09-21 14:30:45,611 INFO L642 ngineConcurrentUtils]: Filter Iteration 36/64 [2022-09-21 14:30:46,080 INFO L642 ngineConcurrentUtils]: Filter Iteration 37/64 [2022-09-21 14:30:46,522 INFO L642 ngineConcurrentUtils]: Filter Iteration 38/64 [2022-09-21 14:30:47,051 INFO L642 ngineConcurrentUtils]: Filter Iteration 39/64 [2022-09-21 14:30:47,538 INFO L642 ngineConcurrentUtils]: Filter Iteration 40/64 [2022-09-21 14:30:48,109 INFO L642 ngineConcurrentUtils]: Filter Iteration 41/64 [2022-09-21 14:30:48,612 INFO L642 ngineConcurrentUtils]: Filter Iteration 42/64 [2022-09-21 14:30:49,089 INFO L642 ngineConcurrentUtils]: Filter Iteration 43/64 [2022-09-21 14:30:49,747 INFO L642 ngineConcurrentUtils]: Filter Iteration 44/64 [2022-09-21 14:30:50,260 INFO L642 ngineConcurrentUtils]: Filter Iteration 45/64 [2022-09-21 14:30:50,750 INFO L642 ngineConcurrentUtils]: Filter Iteration 46/64 [2022-09-21 14:30:51,321 INFO L642 ngineConcurrentUtils]: Filter Iteration 47/64 [2022-09-21 14:30:51,802 INFO L642 ngineConcurrentUtils]: Filter Iteration 48/64 [2022-09-21 14:30:52,324 INFO L642 ngineConcurrentUtils]: Filter Iteration 49/64 [2022-09-21 14:30:52,769 INFO L642 ngineConcurrentUtils]: Filter Iteration 50/64 [2022-09-21 14:30:53,322 INFO L642 ngineConcurrentUtils]: Filter Iteration 51/64 [2022-09-21 14:30:53,828 INFO L642 ngineConcurrentUtils]: Filter Iteration 52/64 [2022-09-21 14:30:54,299 INFO L642 ngineConcurrentUtils]: Filter Iteration 53/64 [2022-09-21 14:30:54,771 INFO L642 ngineConcurrentUtils]: Filter Iteration 54/64 [2022-09-21 14:30:55,231 INFO L642 ngineConcurrentUtils]: Filter Iteration 55/64 [2022-09-21 14:30:55,802 INFO L642 ngineConcurrentUtils]: Filter Iteration 56/64 [2022-09-21 14:30:56,319 INFO L642 ngineConcurrentUtils]: Filter Iteration 57/64 [2022-09-21 14:30:56,812 INFO L642 ngineConcurrentUtils]: Filter Iteration 58/64 [2022-09-21 14:30:57,320 INFO L642 ngineConcurrentUtils]: Filter Iteration 59/64 [2022-09-21 14:30:57,828 INFO L642 ngineConcurrentUtils]: Filter Iteration 60/64 [2022-09-21 14:30:58,310 INFO L642 ngineConcurrentUtils]: Filter Iteration 61/64 [2022-09-21 14:30:58,831 INFO L642 ngineConcurrentUtils]: Filter Iteration 62/64 [2022-09-21 14:30:59,377 INFO L642 ngineConcurrentUtils]: Filter Iteration 63/64 [2022-09-21 14:30:59,902 INFO L642 ngineConcurrentUtils]: Filter Iteration 64/64 [2022-09-21 14:31:00,398 INFO L651 ngineConcurrentUtils]: Number of combinations: 9 [2022-09-21 14:31:00,402 INFO L379 ointEngineConcurrent]: Reducing to supersets [2022-09-21 14:31:00,406 INFO L396 ointEngineConcurrent]: Reduced size from 9 to 8 [2022-09-21 14:31:00,406 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:31:00,414 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:31:00,420 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:31:00,427 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:31:00,433 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:31:00,438 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:31:00,444 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:31:00,450 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:31:00,455 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for thread1 with variables: [A, min2, min3, N, min1, M, k, j, i] [2022-09-21 14:31:00,456 INFO L631 ngineConcurrentUtils]: Start checking 1 possible combinations. [2022-09-21 14:31:00,456 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/1 [2022-09-21 14:31:00,456 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:31:00,456 INFO L651 ngineConcurrentUtils]: Number of combinations: 0 [2022-09-21 14:31:00,456 INFO L379 ointEngineConcurrent]: Reducing to supersets [2022-09-21 14:31:00,456 INFO L396 ointEngineConcurrent]: Reduced size from 0 to 0 [2022-09-21 14:31:00,456 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for thread2 with variables: [A, min2, min3, N, min1, M, k, j, i] [2022-09-21 14:31:00,456 INFO L631 ngineConcurrentUtils]: Start checking 1 possible combinations. [2022-09-21 14:31:00,475 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/1 [2022-09-21 14:31:00,475 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:31:00,476 INFO L651 ngineConcurrentUtils]: Number of combinations: 0 [2022-09-21 14:31:00,476 INFO L379 ointEngineConcurrent]: Reducing to supersets [2022-09-21 14:31:00,476 INFO L396 ointEngineConcurrent]: Reduced size from 0 to 0 [2022-09-21 14:31:00,476 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for thread3 with variables: [A, min2, min3, N, min1, M, k, j, i] [2022-09-21 14:31:00,476 INFO L631 ngineConcurrentUtils]: Start checking 1 possible combinations. [2022-09-21 14:31:00,476 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/1 [2022-09-21 14:31:00,476 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:31:00,476 INFO L651 ngineConcurrentUtils]: Number of combinations: 0 [2022-09-21 14:31:00,476 INFO L379 ointEngineConcurrent]: Reducing to supersets [2022-09-21 14:31:00,476 INFO L396 ointEngineConcurrent]: Reduced size from 0 to 0 [2022-09-21 14:31:00,487 INFO L320 AbstractInterpreter]: Some error location(s) were reachable [2022-09-21 14:31:00,497 INFO L329 AbstractInterpreter]: No benchmarks available [2022-09-21 14:31:00,497 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2022-09-21 14:31:00,499 INFO L158 Benchmark]: Toolchain (without parser) took 32662.53ms. Allocated memory is still 179.3MB. Free memory was 138.0MB in the beginning and 153.7MB in the end (delta: -15.6MB). Peak memory consumption was 42.9MB. Max. memory is 8.0GB. [2022-09-21 14:31:00,499 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.14ms. Allocated memory is still 179.3MB. Free memory was 139.2MB in the beginning and 139.1MB in the end (delta: 78.0kB). There was no memory consumed. Max. memory is 8.0GB. [2022-09-21 14:31:00,500 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.91ms. Allocated memory is still 179.3MB. Free memory was 138.0MB in the beginning and 136.4MB in the end (delta: 1.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-09-21 14:31:00,501 INFO L158 Benchmark]: Boogie Preprocessor took 22.51ms. Allocated memory is still 179.3MB. Free memory was 136.4MB in the beginning and 135.5MB in the end (delta: 954.5kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-09-21 14:31:00,501 INFO L158 Benchmark]: RCFGBuilder took 224.23ms. Allocated memory is still 179.3MB. Free memory was 135.4MB in the beginning and 125.6MB in the end (delta: 9.8MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2022-09-21 14:31:00,502 INFO L158 Benchmark]: Abstract Interpretation took 32380.17ms. Allocated memory is still 179.3MB. Free memory was 125.4MB in the beginning and 153.7MB in the end (delta: -28.3MB). Peak memory consumption was 29.3MB. Max. memory is 8.0GB. [2022-09-21 14:31:00,504 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 0.14ms. Allocated memory is still 179.3MB. Free memory was 139.2MB in the beginning and 139.1MB in the end (delta: 78.0kB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 30.91ms. Allocated memory is still 179.3MB. Free memory was 138.0MB in the beginning and 136.4MB in the end (delta: 1.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 22.51ms. Allocated memory is still 179.3MB. Free memory was 136.4MB in the beginning and 135.5MB in the end (delta: 954.5kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 224.23ms. Allocated memory is still 179.3MB. Free memory was 135.4MB in the beginning and 125.6MB in the end (delta: 9.8MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * Abstract Interpretation took 32380.17ms. Allocated memory is still 179.3MB. Free memory was 125.4MB in the beginning and 153.7MB in the end (delta: -28.3MB). Peak memory consumption was 29.3MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 66]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L55] 0 assume 0 <= M; [L56] 0 assume M < N; [L57] 0 assume i == j && i == min1 && i == min2 && i == min3 && i == 0; [L58] 0 assume k == M; [L59] FORK 0 fork 1 thread1(); [L60] FORK 0 fork 2, 2 thread2(); [L61] FORK 0 fork 3, 3, 3 thread3(); [L62] JOIN 0 join 1; [L63] JOIN 0 join 2, 2; [L64] JOIN 0 join 3, 3, 3; [L65] 0 assume !(min1 == (if min2 > min3 then min3 else min2)); [L66] 0 assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-09-21 14:31:00,727 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 14:31:00,749 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 14:31:00,765 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...