/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-bad/three-array-sum-alt.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.fs.absint-concur-c9b613c-m [2022-09-21 14:30:00,877 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-09-21 14:30:00,879 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-09-21 14:30:00,912 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-09-21 14:30:00,912 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-09-21 14:30:00,914 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-09-21 14:30:00,916 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-09-21 14:30:00,920 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-09-21 14:30:00,921 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-09-21 14:30:00,922 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-09-21 14:30:00,923 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-09-21 14:30:00,924 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-09-21 14:30:00,924 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-09-21 14:30:00,928 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-09-21 14:30:00,929 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-09-21 14:30:00,929 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-09-21 14:30:00,930 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-09-21 14:30:00,930 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-09-21 14:30:00,931 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-09-21 14:30:00,932 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-09-21 14:30:00,933 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-09-21 14:30:00,936 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-09-21 14:30:00,938 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-09-21 14:30:00,939 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-09-21 14:30:00,945 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-09-21 14:30:00,945 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-09-21 14:30:00,946 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-09-21 14:30:00,946 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-09-21 14:30:00,946 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-09-21 14:30:00,947 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-09-21 14:30:00,947 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-09-21 14:30:00,947 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-09-21 14:30:00,948 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-09-21 14:30:00,948 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-09-21 14:30:00,949 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-09-21 14:30:00,949 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-09-21 14:30:00,949 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-09-21 14:30:00,949 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-09-21 14:30:00,949 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-09-21 14:30:00,950 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-09-21 14:30:00,950 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-09-21 14:30:00,955 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 14:30:00,978 INFO L113 SettingsManager]: Loading preferences was successful [2022-09-21 14:30:00,978 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-09-21 14:30:00,978 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-09-21 14:30:00,978 INFO L138 SettingsManager]: * Log level for plugins=info [2022-09-21 14:30:00,979 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-09-21 14:30:00,979 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-09-21 14:30:00,979 INFO L138 SettingsManager]: * User list type=DISABLED [2022-09-21 14:30:00,979 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2022-09-21 14:30:00,979 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2022-09-21 14:30:00,979 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-09-21 14:30:00,980 INFO L138 SettingsManager]: * Computation of Interferences for Sequential Abstract Interpretation of each procedure=FLOW_SENSITIVE_FILTERED [2022-09-21 14:30:00,980 INFO L138 SettingsManager]: * Abstract domain=OctagonDomain [2022-09-21 14:30:00,981 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-09-21 14:30:00,981 INFO L138 SettingsManager]: * sizeof long=4 [2022-09-21 14:30:00,981 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-09-21 14:30:00,981 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-09-21 14:30:00,981 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-09-21 14:30:00,981 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-09-21 14:30:00,981 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-09-21 14:30:00,982 INFO L138 SettingsManager]: * sizeof long double=12 [2022-09-21 14:30:00,982 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-09-21 14:30:00,983 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-09-21 14:30:00,983 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-09-21 14:30:00,984 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2022-09-21 14:30:00,984 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-09-21 14:30:00,984 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-21 14:30:00,985 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-09-21 14:30:00,985 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-09-21 14:30:00,985 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-09-21 14:30:00,985 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2022-09-21 14:30:00,985 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-09-21 14:30:00,985 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-09-21 14:30:01,167 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-09-21 14:30:01,189 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-09-21 14:30:01,190 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-09-21 14:30:01,191 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-09-21 14:30:01,191 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-09-21 14:30:01,192 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-bad/three-array-sum-alt.wvr.bpl [2022-09-21 14:30:01,192 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-bad/three-array-sum-alt.wvr.bpl' [2022-09-21 14:30:01,216 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-09-21 14:30:01,217 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-09-21 14:30:01,217 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-09-21 14:30:01,217 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-09-21 14:30:01,218 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-09-21 14:30:01,225 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "three-array-sum-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:30:01" (1/1) ... [2022-09-21 14:30:01,230 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "three-array-sum-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:30:01" (1/1) ... [2022-09-21 14:30:01,234 INFO L138 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-09-21 14:30:01,235 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-09-21 14:30:01,235 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-09-21 14:30:01,235 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-09-21 14:30:01,236 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-09-21 14:30:01,240 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "three-array-sum-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:30:01" (1/1) ... [2022-09-21 14:30:01,240 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "three-array-sum-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:30:01" (1/1) ... [2022-09-21 14:30:01,241 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "three-array-sum-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:30:01" (1/1) ... [2022-09-21 14:30:01,241 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "three-array-sum-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:30:01" (1/1) ... [2022-09-21 14:30:01,243 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "three-array-sum-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:30:01" (1/1) ... [2022-09-21 14:30:01,244 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "three-array-sum-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:30:01" (1/1) ... [2022-09-21 14:30:01,245 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "three-array-sum-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:30:01" (1/1) ... [2022-09-21 14:30:01,245 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-09-21 14:30:01,246 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-09-21 14:30:01,246 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-09-21 14:30:01,246 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-09-21 14:30:01,247 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "three-array-sum-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:30:01" (1/1) ... [2022-09-21 14:30:01,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-21 14:30:01,256 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-21 14:30:01,265 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 14:30:01,273 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 14:30:01,296 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2022-09-21 14:30:01,297 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-09-21 14:30:01,297 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-09-21 14:30:01,297 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2022-09-21 14:30:01,297 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-09-21 14:30:01,297 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-09-21 14:30:01,297 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-09-21 14:30:01,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-09-21 14:30:01,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-09-21 14:30:01,297 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2022-09-21 14:30:01,298 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-09-21 14:30:01,298 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-09-21 14:30:01,298 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 14:30:01,333 INFO L234 CfgBuilder]: Building ICFG [2022-09-21 14:30:01,334 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-09-21 14:30:01,462 INFO L275 CfgBuilder]: Performing block encoding [2022-09-21 14:30:01,492 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-09-21 14:30:01,492 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-09-21 14:30:01,494 INFO L202 PluginConnector]: Adding new model three-array-sum-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 02:30:01 BoogieIcfgContainer [2022-09-21 14:30:01,494 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-09-21 14:30:01,495 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2022-09-21 14:30:01,495 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2022-09-21 14:30:01,495 INFO L275 PluginConnector]: Abstract Interpretation initialized [2022-09-21 14:30:01,506 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "three-array-sum-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 02:30:01" (1/1) ... [2022-09-21 14:30:01,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-09-21 14:30:01,559 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-21 14:30:01,560 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 14:30:01,561 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 14:30:01,640 INFO L129 ointEngineConcurrent]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:30:01,641 INFO L155 ointEngineConcurrent]: Starting outer Fixpoint iteration number 1 [2022-09-21 14:30:01,642 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:30:01,679 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:30:01,757 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:30:01,794 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:30:01,810 INFO L155 ointEngineConcurrent]: Starting outer Fixpoint iteration number 2 [2022-09-21 14:30:01,810 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for ULTIMATE.start with variables: [A, bsum, csum, N, k, j, i, asum, C, B] [2022-09-21 14:30:01,811 INFO L631 ngineConcurrentUtils]: Start checking 128 possible combinations. [2022-09-21 14:30:01,811 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/128 [2022-09-21 14:30:02,053 INFO L642 ngineConcurrentUtils]: Filter Iteration 2/128 [2022-09-21 14:30:02,337 INFO L642 ngineConcurrentUtils]: Filter Iteration 3/128 [2022-09-21 14:30:02,636 INFO L642 ngineConcurrentUtils]: Filter Iteration 4/128 [2022-09-21 14:30:02,930 INFO L642 ngineConcurrentUtils]: Filter Iteration 5/128 [2022-09-21 14:30:03,222 INFO L642 ngineConcurrentUtils]: Filter Iteration 6/128 [2022-09-21 14:30:03,502 INFO L642 ngineConcurrentUtils]: Filter Iteration 7/128 [2022-09-21 14:30:03,780 INFO L642 ngineConcurrentUtils]: Filter Iteration 8/128 [2022-09-21 14:30:04,100 INFO L642 ngineConcurrentUtils]: Filter Iteration 9/128 [2022-09-21 14:30:04,427 INFO L642 ngineConcurrentUtils]: Filter Iteration 10/128 [2022-09-21 14:30:04,733 INFO L642 ngineConcurrentUtils]: Filter Iteration 11/128 [2022-09-21 14:30:05,064 INFO L642 ngineConcurrentUtils]: Filter Iteration 12/128 [2022-09-21 14:30:05,367 INFO L642 ngineConcurrentUtils]: Filter Iteration 13/128 [2022-09-21 14:30:05,670 INFO L642 ngineConcurrentUtils]: Filter Iteration 14/128 [2022-09-21 14:30:06,007 INFO L642 ngineConcurrentUtils]: Filter Iteration 15/128 [2022-09-21 14:30:06,311 INFO L642 ngineConcurrentUtils]: Filter Iteration 16/128 [2022-09-21 14:30:06,640 INFO L642 ngineConcurrentUtils]: Filter Iteration 17/128 [2022-09-21 14:30:06,954 INFO L642 ngineConcurrentUtils]: Filter Iteration 18/128 [2022-09-21 14:30:07,270 INFO L642 ngineConcurrentUtils]: Filter Iteration 19/128 [2022-09-21 14:30:07,592 INFO L642 ngineConcurrentUtils]: Filter Iteration 20/128 [2022-09-21 14:30:07,911 INFO L642 ngineConcurrentUtils]: Filter Iteration 21/128 [2022-09-21 14:30:08,217 INFO L642 ngineConcurrentUtils]: Filter Iteration 22/128 [2022-09-21 14:30:08,555 INFO L642 ngineConcurrentUtils]: Filter Iteration 23/128 [2022-09-21 14:30:08,860 INFO L642 ngineConcurrentUtils]: Filter Iteration 24/128 [2022-09-21 14:30:09,171 INFO L642 ngineConcurrentUtils]: Filter Iteration 25/128 [2022-09-21 14:30:09,468 INFO L642 ngineConcurrentUtils]: Filter Iteration 26/128 [2022-09-21 14:30:09,772 INFO L642 ngineConcurrentUtils]: Filter Iteration 27/128 [2022-09-21 14:30:10,100 INFO L642 ngineConcurrentUtils]: Filter Iteration 28/128 [2022-09-21 14:30:10,448 INFO L642 ngineConcurrentUtils]: Filter Iteration 29/128 [2022-09-21 14:30:10,762 INFO L642 ngineConcurrentUtils]: Filter Iteration 30/128 [2022-09-21 14:30:11,069 INFO L642 ngineConcurrentUtils]: Filter Iteration 31/128 [2022-09-21 14:30:11,387 INFO L642 ngineConcurrentUtils]: Filter Iteration 32/128 [2022-09-21 14:30:11,730 INFO L642 ngineConcurrentUtils]: Filter Iteration 33/128 [2022-09-21 14:30:12,047 INFO L642 ngineConcurrentUtils]: Filter Iteration 34/128 [2022-09-21 14:30:12,354 INFO L642 ngineConcurrentUtils]: Filter Iteration 35/128 [2022-09-21 14:30:12,656 INFO L642 ngineConcurrentUtils]: Filter Iteration 36/128 [2022-09-21 14:30:12,991 INFO L642 ngineConcurrentUtils]: Filter Iteration 37/128 [2022-09-21 14:30:13,295 INFO L642 ngineConcurrentUtils]: Filter Iteration 38/128 [2022-09-21 14:30:13,605 INFO L642 ngineConcurrentUtils]: Filter Iteration 39/128 [2022-09-21 14:30:13,906 INFO L642 ngineConcurrentUtils]: Filter Iteration 40/128 [2022-09-21 14:30:14,243 INFO L642 ngineConcurrentUtils]: Filter Iteration 41/128 [2022-09-21 14:30:14,560 INFO L642 ngineConcurrentUtils]: Filter Iteration 42/128 [2022-09-21 14:30:14,869 INFO L642 ngineConcurrentUtils]: Filter Iteration 43/128 [2022-09-21 14:30:15,182 INFO L642 ngineConcurrentUtils]: Filter Iteration 44/128 [2022-09-21 14:30:15,491 INFO L642 ngineConcurrentUtils]: Filter Iteration 45/128 [2022-09-21 14:30:15,775 INFO L642 ngineConcurrentUtils]: Filter Iteration 46/128 [2022-09-21 14:30:16,089 INFO L642 ngineConcurrentUtils]: Filter Iteration 47/128 [2022-09-21 14:30:16,421 INFO L642 ngineConcurrentUtils]: Filter Iteration 48/128 [2022-09-21 14:30:16,731 INFO L642 ngineConcurrentUtils]: Filter Iteration 49/128 [2022-09-21 14:30:17,022 INFO L642 ngineConcurrentUtils]: Filter Iteration 50/128 [2022-09-21 14:30:17,356 INFO L642 ngineConcurrentUtils]: Filter Iteration 51/128 [2022-09-21 14:30:17,691 INFO L642 ngineConcurrentUtils]: Filter Iteration 52/128 [2022-09-21 14:30:17,996 INFO L642 ngineConcurrentUtils]: Filter Iteration 53/128 [2022-09-21 14:30:18,340 INFO L642 ngineConcurrentUtils]: Filter Iteration 54/128 [2022-09-21 14:30:18,650 INFO L642 ngineConcurrentUtils]: Filter Iteration 55/128 [2022-09-21 14:30:19,107 INFO L642 ngineConcurrentUtils]: Filter Iteration 56/128 [2022-09-21 14:30:19,420 INFO L642 ngineConcurrentUtils]: Filter Iteration 57/128 [2022-09-21 14:30:19,712 INFO L642 ngineConcurrentUtils]: Filter Iteration 58/128 [2022-09-21 14:30:20,029 INFO L642 ngineConcurrentUtils]: Filter Iteration 59/128 [2022-09-21 14:30:20,337 INFO L642 ngineConcurrentUtils]: Filter Iteration 60/128 [2022-09-21 14:30:20,642 INFO L642 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maxParallelStates=2) [2022-09-21 14:30:43,133 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:30:43,151 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:30:43,154 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:30:43,159 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:30:43,162 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:30:43,172 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:30:43,174 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:30:43,177 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for thread1 with variables: [A, bsum, csum, N, k, j, i, asum, C, B] [2022-09-21 14:30:43,177 INFO L631 ngineConcurrentUtils]: Start checking 1 possible combinations. [2022-09-21 14:30:43,177 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/1 [2022-09-21 14:30:43,177 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:30:43,177 INFO L651 ngineConcurrentUtils]: Number of combinations: 0 [2022-09-21 14:30:43,177 INFO L379 ointEngineConcurrent]: Reducing to supersets [2022-09-21 14:30:43,178 INFO L396 ointEngineConcurrent]: Reduced size from 0 to 0 [2022-09-21 14:30:43,178 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for thread2 with variables: [A, bsum, csum, N, k, j, i, asum, C, B] [2022-09-21 14:30:43,178 INFO L631 ngineConcurrentUtils]: Start checking 1 possible combinations. [2022-09-21 14:30:43,178 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/1 [2022-09-21 14:30:43,178 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:30:43,178 INFO L651 ngineConcurrentUtils]: Number of combinations: 0 [2022-09-21 14:30:43,178 INFO L379 ointEngineConcurrent]: Reducing to supersets [2022-09-21 14:30:43,178 INFO L396 ointEngineConcurrent]: Reduced size from 0 to 0 [2022-09-21 14:30:43,178 INFO L596 ngineConcurrentUtils]: Cross Product Computation started for thread3 with variables: [A, bsum, csum, N, k, j, i, asum, C, B] [2022-09-21 14:30:43,178 INFO L631 ngineConcurrentUtils]: Start checking 1 possible combinations. [2022-09-21 14:30:43,178 INFO L642 ngineConcurrentUtils]: Filter Iteration 1/1 [2022-09-21 14:30:43,178 INFO L646 ngineConcurrentUtils]: contradiction [2022-09-21 14:30:43,178 INFO L651 ngineConcurrentUtils]: Number of combinations: 0 [2022-09-21 14:30:43,178 INFO L379 ointEngineConcurrent]: Reducing to supersets [2022-09-21 14:30:43,178 INFO L396 ointEngineConcurrent]: Reduced size from 0 to 0 [2022-09-21 14:30:43,183 INFO L320 AbstractInterpreter]: Some error location(s) were reachable [2022-09-21 14:30:43,191 INFO L329 AbstractInterpreter]: No benchmarks available [2022-09-21 14:30:43,191 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2022-09-21 14:30:43,193 INFO L158 Benchmark]: Toolchain (without parser) took 41974.67ms. Allocated memory is still 197.1MB. Free memory was 155.8MB in the beginning and 138.4MB in the end (delta: 17.4MB). Peak memory consumption was 16.9MB. Max. memory is 8.0GB. [2022-09-21 14:30:43,194 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.09ms. Allocated memory is still 197.1MB. Free memory is still 157.0MB. There was no memory consumed. Max. memory is 8.0GB. [2022-09-21 14:30:43,195 INFO L158 Benchmark]: Boogie Procedure Inliner took 17.40ms. Allocated memory is still 197.1MB. Free memory was 155.8MB in the beginning and 154.3MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-09-21 14:30:43,195 INFO L158 Benchmark]: Boogie Preprocessor took 10.13ms. Allocated memory is still 197.1MB. Free memory was 154.3MB in the beginning and 153.3MB in the end (delta: 1.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-09-21 14:30:43,196 INFO L158 Benchmark]: RCFGBuilder took 248.00ms. Allocated memory is still 197.1MB. Free memory was 153.3MB in the beginning and 143.5MB in the end (delta: 9.8MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2022-09-21 14:30:43,197 INFO L158 Benchmark]: Abstract Interpretation took 41696.35ms. Allocated memory is still 197.1MB. Free memory was 143.4MB in the beginning and 138.4MB in the end (delta: 5.0MB). Peak memory consumption was 5.3MB. Max. memory is 8.0GB. [2022-09-21 14:30:43,200 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 0.09ms. Allocated memory is still 197.1MB. Free memory is still 157.0MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 17.40ms. Allocated memory is still 197.1MB. Free memory was 155.8MB in the beginning and 154.3MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 10.13ms. Allocated memory is still 197.1MB. Free memory was 154.3MB in the beginning and 153.3MB in the end (delta: 1.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 248.00ms. Allocated memory is still 197.1MB. Free memory was 153.3MB in the beginning and 143.5MB in the end (delta: 9.8MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * Abstract Interpretation took 41696.35ms. Allocated memory is still 197.1MB. Free memory was 143.4MB in the beginning and 138.4MB in the end (delta: 5.0MB). Peak memory consumption was 5.3MB. 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: [L57] 0 assume i == k && i == asum && i == bsum && i == j && i == csum && i == 0; [L58] 0 assume 0 <= N; [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 !(csum == asum + bsum); [L66] 0 assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-09-21 14:30:43,439 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 14:30:43,473 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 14:30:43,489 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...