/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-min.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.fs.absint-concur-c9b613c-m [2022-09-21 14:31:47,108 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-09-21 14:31:47,110 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-09-21 14:31:47,141 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-09-21 14:31:47,141 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-09-21 14:31:47,145 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-09-21 14:31:47,147 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-09-21 14:31:47,151 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-09-21 14:31:47,153 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-09-21 14:31:47,157 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-09-21 14:31:47,158 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-09-21 14:31:47,159 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-09-21 14:31:47,159 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-09-21 14:31:47,161 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-09-21 14:31:47,162 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-09-21 14:31:47,165 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-09-21 14:31:47,166 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-09-21 14:31:47,167 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-09-21 14:31:47,169 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-09-21 14:31:47,173 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-09-21 14:31:47,174 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-09-21 14:31:47,175 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-09-21 14:31:47,177 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-09-21 14:31:47,177 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-09-21 14:31:47,184 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-09-21 14:31:47,184 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-09-21 14:31:47,184 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-09-21 14:31:47,185 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-09-21 14:31:47,186 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-09-21 14:31:47,186 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-09-21 14:31:47,187 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-09-21 14:31:47,187 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-09-21 14:31:47,189 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-09-21 14:31:47,189 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-09-21 14:31:47,190 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-09-21 14:31:47,190 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-09-21 14:31:47,191 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-09-21 14:31:47,191 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-09-21 14:31:47,191 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-09-21 14:31:47,192 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-09-21 14:31:47,192 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-09-21 14:31:47,193 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 14:31:47,226 INFO L113 SettingsManager]: Loading preferences was successful [2022-09-21 14:31:47,226 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-09-21 14:31:47,227 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-09-21 14:31:47,227 INFO L138 SettingsManager]: * Log level for plugins=info [2022-09-21 14:31:47,227 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-09-21 14:31:47,228 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-09-21 14:31:47,228 INFO L138 SettingsManager]: * User list type=DISABLED [2022-09-21 14:31:47,228 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2022-09-21 14:31:47,228 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2022-09-21 14:31:47,228 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-09-21 14:31:47,229 INFO L138 SettingsManager]: * Computation of Interferences for Sequential Abstract Interpretation of each procedure=FLOW_SENSITIVE_FILTERED [2022-09-21 14:31:47,229 INFO L138 SettingsManager]: * Abstract domain=OctagonDomain [2022-09-21 14:31:47,229 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-09-21 14:31:47,229 INFO L138 SettingsManager]: * sizeof long=4 [2022-09-21 14:31:47,229 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-09-21 14:31:47,230 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-09-21 14:31:47,230 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-09-21 14:31:47,230 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-09-21 14:31:47,230 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-09-21 14:31:47,230 INFO L138 SettingsManager]: * sizeof long double=12 [2022-09-21 14:31:47,230 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-09-21 14:31:47,230 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-09-21 14:31:47,230 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-09-21 14:31:47,231 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2022-09-21 14:31:47,231 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-09-21 14:31:47,232 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-21 14:31:47,232 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-09-21 14:31:47,232 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-09-21 14:31:47,232 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-09-21 14:31:47,232 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2022-09-21 14:31:47,232 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-09-21 14:31:47,232 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-09-21 14:31:47,397 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-09-21 14:31:47,418 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-09-21 14:31:47,420 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-09-21 14:31:47,421 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-09-21 14:31:47,423 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-09-21 14:31:47,424 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/three-array-min.wvr.bpl [2022-09-21 14:31:47,424 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/three-array-min.wvr.bpl' [2022-09-21 14:31:47,446 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-09-21 14:31:47,447 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-09-21 14:31:47,448 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-09-21 14:31:47,448 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-09-21 14:31:47,448 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-09-21 14:31:47,457 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "three-array-min.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:31:47" (1/1) ... [2022-09-21 14:31:47,464 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "three-array-min.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:31:47" (1/1) ... [2022-09-21 14:31:47,470 INFO L138 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-09-21 14:31:47,471 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-09-21 14:31:47,472 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-09-21 14:31:47,472 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-09-21 14:31:47,472 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-09-21 14:31:47,478 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "three-array-min.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:31:47" (1/1) ... [2022-09-21 14:31:47,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "three-array-min.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:31:47" (1/1) ... [2022-09-21 14:31:47,479 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "three-array-min.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:31:47" (1/1) ... [2022-09-21 14:31:47,479 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "three-array-min.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:31:47" (1/1) ... [2022-09-21 14:31:47,481 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "three-array-min.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:31:47" (1/1) ... [2022-09-21 14:31:47,484 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "three-array-min.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:31:47" (1/1) ... [2022-09-21 14:31:47,484 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "three-array-min.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:31:47" (1/1) ... [2022-09-21 14:31:47,485 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-09-21 14:31:47,486 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-09-21 14:31:47,486 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-09-21 14:31:47,486 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-09-21 14:31:47,487 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "three-array-min.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:31:47" (1/1) ... [2022-09-21 14:31:47,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-21 14:31:47,498 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-21 14:31:47,512 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 14:31:47,546 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 14:31:47,572 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2022-09-21 14:31:47,573 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-09-21 14:31:47,573 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-09-21 14:31:47,573 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2022-09-21 14:31:47,573 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-09-21 14:31:47,573 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-09-21 14:31:47,573 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-09-21 14:31:47,573 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-09-21 14:31:47,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-09-21 14:31:47,573 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2022-09-21 14:31:47,574 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-09-21 14:31:47,574 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-09-21 14:31:47,575 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 14:31:47,612 INFO L234 CfgBuilder]: Building ICFG [2022-09-21 14:31:47,613 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-09-21 14:31:47,688 INFO L275 CfgBuilder]: Performing block encoding [2022-09-21 14:31:47,704 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-09-21 14:31:47,704 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-09-21 14:31:47,706 INFO L202 PluginConnector]: Adding new model three-array-min.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 02:31:47 BoogieIcfgContainer [2022-09-21 14:31:47,706 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-09-21 14:31:47,707 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2022-09-21 14:31:47,707 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2022-09-21 14:31:47,707 INFO L275 PluginConnector]: Abstract Interpretation initialized [2022-09-21 14:31:47,707 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "three-array-min.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 02:31:47" (1/1) ... [2022-09-21 14:31:47,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-09-21 14:31:47,748 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-21 14:31:47,749 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 14:31:47,791 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 14:31:47,885 INFO L129 ointEngineConcurrent]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:31:47,887 INFO L155 ointEngineConcurrent]: Starting outer Fixpoint iteration number 1 [2022-09-21 14:31:47,887 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:31:47,969 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:31:48,194 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:31:48,221 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:31:48,224 INFO L155 ointEngineConcurrent]: Starting outer Fixpoint iteration number 2 [2022-09-21 14:31:48,224 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for ULTIMATE.start with variables: [minb, A, minc, mina, p, N, l, k, i, C, B] [2022-09-21 14:31:48,226 INFO L631 ngineConcurrentUtils]: Start checking 32 possible combinations. [2022-09-21 14:31:48,226 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/32 [2022-09-21 14:31:48,802 INFO L642 ngineConcurrentUtils]: Filter Iteration 2/32 [2022-09-21 14:31:49,397 INFO L642 ngineConcurrentUtils]: Filter Iteration 3/32 [2022-09-21 14:31:50,036 INFO L642 ngineConcurrentUtils]: Filter Iteration 4/32 [2022-09-21 14:31:50,678 INFO L642 ngineConcurrentUtils]: Filter Iteration 5/32 [2022-09-21 14:31:51,390 INFO L642 ngineConcurrentUtils]: Filter Iteration 6/32 [2022-09-21 14:31:52,040 INFO L642 ngineConcurrentUtils]: Filter Iteration 7/32 [2022-09-21 14:31:52,694 INFO L642 ngineConcurrentUtils]: Filter Iteration 8/32 [2022-09-21 14:31:53,313 INFO L642 ngineConcurrentUtils]: Filter Iteration 9/32 [2022-09-21 14:31:53,980 INFO L642 ngineConcurrentUtils]: Filter Iteration 10/32 [2022-09-21 14:31:54,682 INFO L642 ngineConcurrentUtils]: Filter Iteration 11/32 [2022-09-21 14:31:55,319 INFO L642 ngineConcurrentUtils]: Filter Iteration 12/32 [2022-09-21 14:31:55,998 INFO L642 ngineConcurrentUtils]: Filter Iteration 13/32 [2022-09-21 14:31:56,725 INFO L642 ngineConcurrentUtils]: Filter Iteration 14/32 [2022-09-21 14:31:57,366 INFO L642 ngineConcurrentUtils]: Filter Iteration 15/32 [2022-09-21 14:31:58,043 INFO L642 ngineConcurrentUtils]: Filter Iteration 16/32 [2022-09-21 14:31:58,723 INFO L642 ngineConcurrentUtils]: Filter Iteration 17/32 [2022-09-21 14:31:59,389 INFO L642 ngineConcurrentUtils]: Filter Iteration 18/32 [2022-09-21 14:32:00,153 INFO L642 ngineConcurrentUtils]: Filter Iteration 19/32 [2022-09-21 14:32:00,861 INFO L642 ngineConcurrentUtils]: Filter Iteration 20/32 [2022-09-21 14:32:01,525 INFO L642 ngineConcurrentUtils]: Filter Iteration 21/32 [2022-09-21 14:32:02,238 INFO L642 ngineConcurrentUtils]: Filter Iteration 22/32 [2022-09-21 14:32:02,895 INFO L642 ngineConcurrentUtils]: Filter Iteration 23/32 [2022-09-21 14:32:03,581 INFO L642 ngineConcurrentUtils]: Filter Iteration 24/32 [2022-09-21 14:32:04,227 INFO L642 ngineConcurrentUtils]: Filter Iteration 25/32 [2022-09-21 14:32:04,907 INFO L642 ngineConcurrentUtils]: Filter Iteration 26/32 [2022-09-21 14:32:05,600 INFO L642 ngineConcurrentUtils]: Filter Iteration 27/32 [2022-09-21 14:32:06,330 INFO L642 ngineConcurrentUtils]: Filter Iteration 28/32 [2022-09-21 14:32:07,007 INFO L642 ngineConcurrentUtils]: Filter Iteration 29/32 [2022-09-21 14:32:07,730 INFO L642 ngineConcurrentUtils]: Filter Iteration 30/32 [2022-09-21 14:32:08,428 INFO L642 ngineConcurrentUtils]: Filter Iteration 31/32 [2022-09-21 14:32:09,046 INFO L642 ngineConcurrentUtils]: Filter Iteration 32/32 [2022-09-21 14:32:09,603 INFO L651 ngineConcurrentUtils]: Number of combinations: 5 [2022-09-21 14:32:09,605 INFO L379 ointEngineConcurrent]: Reducing to supersets [2022-09-21 14:32:09,605 INFO L396 ointEngineConcurrent]: Reduced size from 5 to 3 [2022-09-21 14:32:09,605 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:32:09,612 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:32:09,619 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:32:09,624 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for thread1 with variables: [minb, A, minc, mina, p, N, l, k, i, C, B] [2022-09-21 14:32:09,624 INFO L631 ngineConcurrentUtils]: Start checking 1 possible combinations. [2022-09-21 14:32:09,625 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/1 [2022-09-21 14:32:09,625 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:32:09,625 INFO L651 ngineConcurrentUtils]: Number of combinations: 0 [2022-09-21 14:32:09,625 INFO L379 ointEngineConcurrent]: Reducing to supersets [2022-09-21 14:32:09,625 INFO L396 ointEngineConcurrent]: Reduced size from 0 to 0 [2022-09-21 14:32:09,625 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for thread2 with variables: [minb, A, minc, mina, p, N, l, k, i, C, B] [2022-09-21 14:32:09,625 INFO L631 ngineConcurrentUtils]: Start checking 1 possible combinations. [2022-09-21 14:32:09,625 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/1 [2022-09-21 14:32:09,625 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:32:09,625 INFO L651 ngineConcurrentUtils]: Number of combinations: 0 [2022-09-21 14:32:09,626 INFO L379 ointEngineConcurrent]: Reducing to supersets [2022-09-21 14:32:09,626 INFO L396 ointEngineConcurrent]: Reduced size from 0 to 0 [2022-09-21 14:32:09,626 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for thread3 with variables: [minb, A, minc, mina, p, N, l, k, i, C, B] [2022-09-21 14:32:09,626 INFO L631 ngineConcurrentUtils]: Start checking 1 possible combinations. [2022-09-21 14:32:09,626 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/1 [2022-09-21 14:32:09,626 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:32:09,626 INFO L651 ngineConcurrentUtils]: Number of combinations: 0 [2022-09-21 14:32:09,626 INFO L379 ointEngineConcurrent]: Reducing to supersets [2022-09-21 14:32:09,626 INFO L396 ointEngineConcurrent]: Reduced size from 0 to 0 [2022-09-21 14:32:09,640 INFO L320 AbstractInterpreter]: Some error location(s) were reachable [2022-09-21 14:32:09,653 INFO L329 AbstractInterpreter]: No benchmarks available [2022-09-21 14:32:09,653 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2022-09-21 14:32:09,655 INFO L158 Benchmark]: Toolchain (without parser) took 22206.76ms. Allocated memory is still 197.1MB. Free memory was 159.4MB in the beginning and 125.3MB in the end (delta: 34.0MB). Peak memory consumption was 35.7MB. Max. memory is 8.0GB. [2022-09-21 14:32:09,656 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.11ms. Allocated memory is still 197.1MB. Free memory was 160.6MB in the beginning and 160.5MB in the end (delta: 73.5kB). There was no memory consumed. Max. memory is 8.0GB. [2022-09-21 14:32:09,657 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.75ms. Allocated memory is still 197.1MB. Free memory was 159.3MB in the beginning and 157.8MB in the end (delta: 1.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-09-21 14:32:09,658 INFO L158 Benchmark]: Boogie Preprocessor took 13.63ms. Allocated memory is still 197.1MB. Free memory was 157.8MB in the beginning and 156.8MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-09-21 14:32:09,659 INFO L158 Benchmark]: RCFGBuilder took 220.02ms. Allocated memory is still 197.1MB. Free memory was 156.7MB in the beginning and 146.1MB in the end (delta: 10.6MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2022-09-21 14:32:09,659 INFO L158 Benchmark]: Abstract Interpretation took 21946.82ms. Allocated memory is still 197.1MB. Free memory was 145.9MB in the beginning and 125.3MB in the end (delta: 20.6MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2022-09-21 14:32:09,665 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 197.1MB. Free memory was 160.6MB in the beginning and 160.5MB in the end (delta: 73.5kB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 22.75ms. Allocated memory is still 197.1MB. Free memory was 159.3MB in the beginning and 157.8MB in the end (delta: 1.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 13.63ms. Allocated memory is still 197.1MB. Free memory was 157.8MB in the beginning and 156.8MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 220.02ms. Allocated memory is still 197.1MB. Free memory was 156.7MB in the beginning and 146.1MB in the end (delta: 10.6MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * Abstract Interpretation took 21946.82ms. Allocated memory is still 197.1MB. Free memory was 145.9MB in the beginning and 125.3MB in the end (delta: 20.6MB). Peak memory consumption was 21.0MB. 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 mina == A[0]; [L65] 0 assume minb == B[0]; [L66] 0 assume minc == 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 !(minc >= mina + minb); [L74] 0 assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-09-21 14:32:09,846 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-09-21 14:32:09,896 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...