/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationInline.xml -s ../../../trunk/examples/settings/ai/thread-modular/svcomp-Reach-32bit-Automizer_Default+AIv2_OCT_FLOW_SENSITIVE_FILTERED.epf -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/three-array-max.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.fs.absint-concur-c9b613c-m [2022-09-21 14:31:47,322 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-09-21 14:31:47,324 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-09-21 14:31:47,363 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-09-21 14:31:47,364 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-09-21 14:31:47,366 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-09-21 14:31:47,369 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-09-21 14:31:47,371 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-09-21 14:31:47,373 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-09-21 14:31:47,377 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-09-21 14:31:47,378 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-09-21 14:31:47,379 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-09-21 14:31:47,379 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-09-21 14:31:47,381 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-09-21 14:31:47,383 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-09-21 14:31:47,384 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-09-21 14:31:47,385 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-09-21 14:31:47,386 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-09-21 14:31:47,389 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-09-21 14:31:47,394 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-09-21 14:31:47,396 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-09-21 14:31:47,397 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-09-21 14:31:47,398 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-09-21 14:31:47,399 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-09-21 14:31:47,405 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-09-21 14:31:47,406 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-09-21 14:31:47,406 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-09-21 14:31:47,407 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-09-21 14:31:47,407 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-09-21 14:31:47,408 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-09-21 14:31:47,408 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-09-21 14:31:47,409 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-09-21 14:31:47,410 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-09-21 14:31:47,411 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-09-21 14:31:47,412 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-09-21 14:31:47,412 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-09-21 14:31:47,412 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-09-21 14:31:47,413 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-09-21 14:31:47,413 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-09-21 14:31:47,413 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-09-21 14:31:47,414 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-09-21 14:31:47,415 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/thread-modular/svcomp-Reach-32bit-Automizer_Default+AIv2_OCT_FLOW_SENSITIVE_FILTERED.epf [2022-09-21 14:31:47,442 INFO L113 SettingsManager]: Loading preferences was successful [2022-09-21 14:31:47,442 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-09-21 14:31:47,443 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-09-21 14:31:47,443 INFO L138 SettingsManager]: * Log level for plugins=info [2022-09-21 14:31:47,444 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-09-21 14:31:47,444 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-09-21 14:31:47,444 INFO L138 SettingsManager]: * User list type=DISABLED [2022-09-21 14:31:47,444 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2022-09-21 14:31:47,444 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2022-09-21 14:31:47,444 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-09-21 14:31:47,445 INFO L138 SettingsManager]: * Computation of Interferences for Sequential Abstract Interpretation of each procedure=FLOW_SENSITIVE_FILTERED [2022-09-21 14:31:47,445 INFO L138 SettingsManager]: * Abstract domain=OctagonDomain [2022-09-21 14:31:47,446 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-09-21 14:31:47,446 INFO L138 SettingsManager]: * sizeof long=4 [2022-09-21 14:31:47,446 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-09-21 14:31:47,447 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-09-21 14:31:47,447 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-09-21 14:31:47,447 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-09-21 14:31:47,447 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-09-21 14:31:47,448 INFO L138 SettingsManager]: * sizeof long double=12 [2022-09-21 14:31:47,448 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-09-21 14:31:47,452 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-09-21 14:31:47,452 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-09-21 14:31:47,453 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2022-09-21 14:31:47,453 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-09-21 14:31:47,454 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-21 14:31:47,454 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-09-21 14:31:47,455 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-09-21 14:31:47,455 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-09-21 14:31:47,455 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2022-09-21 14:31:47,456 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-09-21 14:31:47,456 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-09-21 14:31:47,654 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-09-21 14:31:47,669 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-09-21 14:31:47,671 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-09-21 14:31:47,672 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-09-21 14:31:47,673 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-09-21 14:31:47,674 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/three-array-max.wvr.bpl [2022-09-21 14:31:47,674 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/three-array-max.wvr.bpl' [2022-09-21 14:31:47,706 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-09-21 14:31:47,708 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-09-21 14:31:47,709 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-09-21 14:31:47,709 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-09-21 14:31:47,709 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-09-21 14:31:47,719 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "three-array-max.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:31:47" (1/1) ... [2022-09-21 14:31:47,730 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "three-array-max.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:31:47" (1/1) ... [2022-09-21 14:31:47,734 INFO L138 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-09-21 14:31:47,735 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-09-21 14:31:47,737 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-09-21 14:31:47,737 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-09-21 14:31:47,737 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-09-21 14:31:47,742 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "three-array-max.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:31:47" (1/1) ... [2022-09-21 14:31:47,742 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "three-array-max.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:31:47" (1/1) ... [2022-09-21 14:31:47,743 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "three-array-max.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:31:47" (1/1) ... [2022-09-21 14:31:47,743 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "three-array-max.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:31:47" (1/1) ... [2022-09-21 14:31:47,745 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "three-array-max.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:31:47" (1/1) ... [2022-09-21 14:31:47,747 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "three-array-max.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:31:47" (1/1) ... [2022-09-21 14:31:47,748 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "three-array-max.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:31:47" (1/1) ... [2022-09-21 14:31:47,749 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-09-21 14:31:47,750 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-09-21 14:31:47,750 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-09-21 14:31:47,750 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-09-21 14:31:47,751 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "three-array-max.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:31:47" (1/1) ... [2022-09-21 14:31:47,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-21 14:31:47,763 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-21 14:31:47,776 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-09-21 14:31:47,778 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-09-21 14:31:47,804 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2022-09-21 14:31:47,804 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-09-21 14:31:47,805 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-09-21 14:31:47,805 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2022-09-21 14:31:47,805 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-09-21 14:31:47,805 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-09-21 14:31:47,805 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-09-21 14:31:47,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-09-21 14:31:47,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-09-21 14:31:47,805 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2022-09-21 14:31:47,806 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-09-21 14:31:47,806 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-09-21 14:31:47,806 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-09-21 14:31:47,843 INFO L234 CfgBuilder]: Building ICFG [2022-09-21 14:31:47,844 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-09-21 14:31:47,944 INFO L275 CfgBuilder]: Performing block encoding [2022-09-21 14:31:47,964 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-09-21 14:31:47,964 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-09-21 14:31:47,966 INFO L202 PluginConnector]: Adding new model three-array-max.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 02:31:47 BoogieIcfgContainer [2022-09-21 14:31:47,966 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-09-21 14:31:47,973 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2022-09-21 14:31:47,973 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2022-09-21 14:31:47,974 INFO L275 PluginConnector]: Abstract Interpretation initialized [2022-09-21 14:31:47,974 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "three-array-max.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 02:31:47" (1/1) ... [2022-09-21 14:31:48,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-09-21 14:31:48,038 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-21 14:31:48,043 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-09-21 14:31:48,087 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-09-21 14:31:48,124 INFO L129 ointEngineConcurrent]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:31:48,125 INFO L155 ointEngineConcurrent]: Starting outer Fixpoint iteration number 1 [2022-09-21 14:31:48,126 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:31:48,175 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:31:48,387 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:31:48,414 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:31:48,422 INFO L155 ointEngineConcurrent]: Starting outer Fixpoint iteration number 2 [2022-09-21 14:31:48,422 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for ULTIMATE.start with variables: [A, maxa, maxb, maxc, p, N, l, k, i, C, B] [2022-09-21 14:31:48,424 INFO L631 ngineConcurrentUtils]: Start checking 32 possible combinations. [2022-09-21 14:31:48,424 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/32 [2022-09-21 14:31:48,983 INFO L642 ngineConcurrentUtils]: Filter Iteration 2/32 [2022-09-21 14:31:49,574 INFO L642 ngineConcurrentUtils]: Filter Iteration 3/32 [2022-09-21 14:31:50,152 INFO L642 ngineConcurrentUtils]: Filter Iteration 4/32 [2022-09-21 14:31:50,726 INFO L642 ngineConcurrentUtils]: Filter Iteration 5/32 [2022-09-21 14:31:51,360 INFO L642 ngineConcurrentUtils]: Filter Iteration 6/32 [2022-09-21 14:31:51,996 INFO L642 ngineConcurrentUtils]: Filter Iteration 7/32 [2022-09-21 14:31:52,581 INFO L642 ngineConcurrentUtils]: Filter Iteration 8/32 [2022-09-21 14:31:53,217 INFO L642 ngineConcurrentUtils]: Filter Iteration 9/32 [2022-09-21 14:31:53,799 INFO L642 ngineConcurrentUtils]: Filter Iteration 10/32 [2022-09-21 14:31:54,440 INFO L642 ngineConcurrentUtils]: Filter Iteration 11/32 [2022-09-21 14:31:55,052 INFO L642 ngineConcurrentUtils]: Filter Iteration 12/32 [2022-09-21 14:31:55,718 INFO L642 ngineConcurrentUtils]: Filter Iteration 13/32 [2022-09-21 14:31:56,286 INFO L642 ngineConcurrentUtils]: Filter Iteration 14/32 [2022-09-21 14:31:56,930 INFO L642 ngineConcurrentUtils]: Filter Iteration 15/32 [2022-09-21 14:31:57,531 INFO L642 ngineConcurrentUtils]: Filter Iteration 16/32 [2022-09-21 14:31:58,199 INFO L642 ngineConcurrentUtils]: Filter Iteration 17/32 [2022-09-21 14:31:58,771 INFO L642 ngineConcurrentUtils]: Filter Iteration 18/32 [2022-09-21 14:31:59,374 INFO L642 ngineConcurrentUtils]: Filter Iteration 19/32 [2022-09-21 14:32:00,074 INFO L642 ngineConcurrentUtils]: Filter Iteration 20/32 [2022-09-21 14:32:00,668 INFO L642 ngineConcurrentUtils]: Filter Iteration 21/32 [2022-09-21 14:32:01,275 INFO L642 ngineConcurrentUtils]: Filter Iteration 22/32 [2022-09-21 14:32:01,905 INFO L642 ngineConcurrentUtils]: Filter Iteration 23/32 [2022-09-21 14:32:02,502 INFO L642 ngineConcurrentUtils]: Filter Iteration 24/32 [2022-09-21 14:32:03,132 INFO L642 ngineConcurrentUtils]: Filter Iteration 25/32 [2022-09-21 14:32:03,737 INFO L642 ngineConcurrentUtils]: Filter Iteration 26/32 [2022-09-21 14:32:04,351 INFO L642 ngineConcurrentUtils]: Filter Iteration 27/32 [2022-09-21 14:32:04,945 INFO L642 ngineConcurrentUtils]: Filter Iteration 28/32 [2022-09-21 14:32:05,593 INFO L642 ngineConcurrentUtils]: Filter Iteration 29/32 [2022-09-21 14:32:06,202 INFO L642 ngineConcurrentUtils]: Filter Iteration 30/32 [2022-09-21 14:32:06,869 INFO L642 ngineConcurrentUtils]: Filter Iteration 31/32 [2022-09-21 14:32:07,553 INFO L642 ngineConcurrentUtils]: Filter Iteration 32/32 [2022-09-21 14:32:08,153 INFO L651 ngineConcurrentUtils]: Number of combinations: 5 [2022-09-21 14:32:08,154 INFO L379 ointEngineConcurrent]: Reducing to supersets [2022-09-21 14:32:08,154 INFO L396 ointEngineConcurrent]: Reduced size from 5 to 3 [2022-09-21 14:32:08,155 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:32:08,165 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:32:08,172 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:32:08,180 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for thread1 with variables: [A, maxa, maxb, maxc, p, N, l, k, i, C, B] [2022-09-21 14:32:08,180 INFO L631 ngineConcurrentUtils]: Start checking 1 possible combinations. [2022-09-21 14:32:08,180 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/1 [2022-09-21 14:32:08,181 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:32:08,181 INFO L651 ngineConcurrentUtils]: Number of combinations: 0 [2022-09-21 14:32:08,181 INFO L379 ointEngineConcurrent]: Reducing to supersets [2022-09-21 14:32:08,181 INFO L396 ointEngineConcurrent]: Reduced size from 0 to 0 [2022-09-21 14:32:08,181 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for thread2 with variables: [A, maxa, maxb, maxc, p, N, l, k, i, C, B] [2022-09-21 14:32:08,181 INFO L631 ngineConcurrentUtils]: Start checking 1 possible combinations. [2022-09-21 14:32:08,182 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/1 [2022-09-21 14:32:08,182 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:32:08,183 INFO L651 ngineConcurrentUtils]: Number of combinations: 0 [2022-09-21 14:32:08,183 INFO L379 ointEngineConcurrent]: Reducing to supersets [2022-09-21 14:32:08,183 INFO L396 ointEngineConcurrent]: Reduced size from 0 to 0 [2022-09-21 14:32:08,183 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for thread3 with variables: [A, maxa, maxb, maxc, p, N, l, k, i, C, B] [2022-09-21 14:32:08,183 INFO L631 ngineConcurrentUtils]: Start checking 1 possible combinations. [2022-09-21 14:32:08,183 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/1 [2022-09-21 14:32:08,183 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:32:08,183 INFO L651 ngineConcurrentUtils]: Number of combinations: 0 [2022-09-21 14:32:08,183 INFO L379 ointEngineConcurrent]: Reducing to supersets [2022-09-21 14:32:08,184 INFO L396 ointEngineConcurrent]: Reduced size from 0 to 0 [2022-09-21 14:32:08,201 INFO L320 AbstractInterpreter]: Some error location(s) were reachable [2022-09-21 14:32:08,214 INFO L329 AbstractInterpreter]: No benchmarks available [2022-09-21 14:32:08,214 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2022-09-21 14:32:08,217 INFO L158 Benchmark]: Toolchain (without parser) took 20507.57ms. Allocated memory was 191.9MB in the beginning and 283.1MB in the end (delta: 91.2MB). Free memory was 142.4MB in the beginning and 199.2MB in the end (delta: -56.8MB). Peak memory consumption was 34.9MB. Max. memory is 8.0GB. [2022-09-21 14:32:08,218 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.11ms. Allocated memory is still 191.9MB. Free memory is still 143.6MB. There was no memory consumed. Max. memory is 8.0GB. [2022-09-21 14:32:08,219 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.32ms. Allocated memory is still 191.9MB. Free memory was 142.3MB in the beginning and 140.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 8.0GB. [2022-09-21 14:32:08,220 INFO L158 Benchmark]: Boogie Preprocessor took 12.26ms. Allocated memory is still 191.9MB. Free memory was 140.8MB in the beginning and 139.8MB in the end (delta: 997.0kB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-09-21 14:32:08,222 INFO L158 Benchmark]: RCFGBuilder took 222.48ms. Allocated memory was 191.9MB in the beginning and 283.1MB in the end (delta: 91.2MB). Free memory was 139.7MB in the beginning and 255.3MB in the end (delta: -115.6MB). Peak memory consumption was 17.0MB. Max. memory is 8.0GB. [2022-09-21 14:32:08,223 INFO L158 Benchmark]: Abstract Interpretation took 20241.29ms. Allocated memory is still 283.1MB. Free memory was 255.3MB in the beginning and 199.2MB in the end (delta: 56.1MB). Peak memory consumption was 55.6MB. Max. memory is 8.0GB. [2022-09-21 14:32:08,230 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 191.9MB. Free memory is still 143.6MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 27.32ms. Allocated memory is still 191.9MB. Free memory was 142.3MB in the beginning and 140.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Preprocessor took 12.26ms. Allocated memory is still 191.9MB. Free memory was 140.8MB in the beginning and 139.8MB in the end (delta: 997.0kB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 222.48ms. Allocated memory was 191.9MB in the beginning and 283.1MB in the end (delta: 91.2MB). Free memory was 139.7MB in the beginning and 255.3MB in the end (delta: -115.6MB). Peak memory consumption was 17.0MB. Max. memory is 8.0GB. * Abstract Interpretation took 20241.29ms. Allocated memory is still 283.1MB. Free memory was 255.3MB in the beginning and 199.2MB in the end (delta: 56.1MB). Peak memory consumption was 55.6MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 74]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L62] 0 assume i == k && i == l && i == p && i == 1; [L63] 0 assume 0 <= N; [L64] 0 assume maxa == A[0]; [L65] 0 assume maxb == B[0]; [L66] 0 assume maxc == A[0] + B[0]; [L67] FORK 0 fork 1 thread1(); [L68] FORK 0 fork 2, 2 thread2(); [L69] FORK 0 fork 3, 3, 3 thread3(); [L70] JOIN 0 join 1; [L71] JOIN 0 join 2, 2; [L72] JOIN 0 join 3, 3, 3; [L73] 0 assume !(maxc <= maxa + maxb); [L74] 0 assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-09-21 14:32:08,441 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-09-21 14:32:08,471 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...