/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-Persistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/parallel-sum-2.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98707888a4ba860d5b57d27ee0e051c5b948cbbf-9870788 [2021-06-02 05:10:14,568 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-02 05:10:14,570 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-02 05:10:14,592 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-02 05:10:14,592 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-02 05:10:14,593 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-02 05:10:14,594 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-02 05:10:14,595 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-02 05:10:14,596 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-02 05:10:14,597 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-02 05:10:14,597 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-02 05:10:14,598 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-02 05:10:14,598 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-02 05:10:14,599 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-02 05:10:14,599 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-02 05:10:14,600 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-02 05:10:14,600 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-02 05:10:14,601 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-02 05:10:14,602 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-02 05:10:14,603 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-02 05:10:14,604 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-02 05:10:14,604 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-02 05:10:14,605 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-02 05:10:14,606 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-02 05:10:14,607 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-06-02 05:10:14,607 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-06-02 05:10:14,607 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-06-02 05:10:14,608 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-06-02 05:10:14,608 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-06-02 05:10:14,609 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-06-02 05:10:14,609 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-02 05:10:14,609 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-02 05:10:14,610 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-02 05:10:14,610 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-02 05:10:14,611 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-02 05:10:14,611 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-02 05:10:14,611 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-02 05:10:14,611 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-02 05:10:14,612 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-02 05:10:14,612 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-02 05:10:14,613 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-02 05:10:14,613 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-Persistent-NoLbe.epf [2021-06-02 05:10:14,627 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-02 05:10:14,628 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-02 05:10:14,628 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-02 05:10:14,628 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-02 05:10:14,629 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-02 05:10:14,629 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-02 05:10:14,629 INFO L138 SettingsManager]: * Use SBE=true [2021-06-02 05:10:14,629 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-02 05:10:14,629 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-02 05:10:14,630 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-02 05:10:14,630 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-02 05:10:14,630 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-02 05:10:14,630 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-02 05:10:14,630 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-02 05:10:14,630 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-02 05:10:14,630 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-02 05:10:14,631 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-02 05:10:14,631 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-02 05:10:14,631 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-02 05:10:14,631 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-02 05:10:14,631 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-02 05:10:14,631 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-02 05:10:14,631 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-02 05:10:14,632 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-02 05:10:14,632 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-02 05:10:14,632 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-02 05:10:14,632 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-02 05:10:14,632 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-02 05:10:14,632 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-02 05:10:14,632 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-02 05:10:14,633 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-02 05:10:14,633 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-02 05:10:14,633 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SETS [2021-06-02 05:10:14,633 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-02 05:10:14,845 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-02 05:10:14,860 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-02 05:10:14,861 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-02 05:10:14,862 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-02 05:10:14,864 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-02 05:10:14,865 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/parallel-sum-2.wvr.bpl [2021-06-02 05:10:14,865 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/parallel-sum-2.wvr.bpl' [2021-06-02 05:10:14,896 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-02 05:10:14,898 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-02 05:10:14,899 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-02 05:10:14,899 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-02 05:10:14,899 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-02 05:10:14,907 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.06 05:10:14" (1/1) ... [2021-06-02 05:10:14,913 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.06 05:10:14" (1/1) ... [2021-06-02 05:10:14,919 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-02 05:10:14,921 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-02 05:10:14,921 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-02 05:10:14,921 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-02 05:10:14,926 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.06 05:10:14" (1/1) ... [2021-06-02 05:10:14,927 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.06 05:10:14" (1/1) ... [2021-06-02 05:10:14,932 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.06 05:10:14" (1/1) ... [2021-06-02 05:10:14,933 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.06 05:10:14" (1/1) ... [2021-06-02 05:10:14,940 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.06 05:10:14" (1/1) ... [2021-06-02 05:10:14,942 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.06 05:10:14" (1/1) ... [2021-06-02 05:10:14,942 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.06 05:10:14" (1/1) ... [2021-06-02 05:10:14,943 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-02 05:10:14,944 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-02 05:10:14,944 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-02 05:10:14,944 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-02 05:10:14,945 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.06 05:10:14" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-02 05:10:15,039 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-02 05:10:15,040 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-02 05:10:15,040 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-02 05:10:15,040 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-02 05:10:15,040 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-02 05:10:15,040 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-02 05:10:15,040 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-02 05:10:15,040 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-02 05:10:15,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-02 05:10:15,040 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-06-02 05:10:15,041 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-06-02 05:10:15,041 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-06-02 05:10:15,041 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2021-06-02 05:10:15,041 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-06-02 05:10:15,041 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-06-02 05:10:15,041 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2021-06-02 05:10:15,041 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2021-06-02 05:10:15,041 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2021-06-02 05:10:15,041 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread6 given in one single declaration [2021-06-02 05:10:15,041 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2021-06-02 05:10:15,042 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2021-06-02 05:10:15,042 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-02 05:10:15,205 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-02 05:10:15,205 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-06-02 05:10:15,206 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread2EXIT is neither atomic block end nor error location. [2021-06-02 05:10:15,206 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread3EXIT is neither atomic block end nor error location. [2021-06-02 05:10:15,206 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread5EXIT is neither atomic block end nor error location. [2021-06-02 05:10:15,207 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread6EXIT is neither atomic block end nor error location. [2021-06-02 05:10:15,208 INFO L202 PluginConnector]: Adding new model parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.06 05:10:15 BoogieIcfgContainer [2021-06-02 05:10:15,208 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-02 05:10:15,209 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-02 05:10:15,209 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-02 05:10:15,211 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-02 05:10:15,211 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.06 05:10:14" (1/2) ... [2021-06-02 05:10:15,211 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b286718 and model type parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.06 05:10:15, skipping insertion in model container [2021-06-02 05:10:15,212 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.06 05:10:15" (2/2) ... [2021-06-02 05:10:15,212 INFO L111 eAbstractionObserver]: Analyzing ICFG parallel-sum-2.wvr.bpl [2021-06-02 05:10:15,216 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-02 05:10:15,216 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-02 05:10:15,216 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-02 05:10:15,233 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-02 05:10:15,352 INFO L149 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2021-06-02 05:10:15,373 INFO L255 AbstractCegarLoop]: Starting to check reachability of 2 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-02 05:10:15,436 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-02 05:10:15,436 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-02 05:10:15,436 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-02 05:10:15,436 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-02 05:10:15,436 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-02 05:10:15,436 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-02 05:10:15,437 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-02 05:10:15,437 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thread4Thread1of1ForFork4======== [2021-06-02 05:10:15,746 INFO L301 ceAbstractionStarter]: Result for error location thread4Thread1of1ForFork4 was SAFE (1/5) [2021-06-02 05:10:15,747 INFO L255 AbstractCegarLoop]: Starting to check reachability of 2 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-02 05:10:15,762 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-02 05:10:15,762 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-02 05:10:15,762 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-02 05:10:15,762 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-02 05:10:15,762 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-02 05:10:15,762 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-02 05:10:15,762 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-02 05:10:15,762 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thread1======== [2021-06-02 05:10:15,930 INFO L301 ceAbstractionStarter]: Result for error location thread1 was SAFE (2/5) [2021-06-02 05:10:15,930 INFO L255 AbstractCegarLoop]: Starting to check reachability of 2 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-02 05:10:15,937 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-02 05:10:15,937 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-02 05:10:15,937 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-02 05:10:15,937 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-02 05:10:15,937 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-02 05:10:15,937 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-02 05:10:15,937 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-02 05:10:15,938 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thread1Thread1of1ForFork1======== [2021-06-02 05:10:16,120 INFO L301 ceAbstractionStarter]: Result for error location thread1Thread1of1ForFork1 was SAFE (3/5) [2021-06-02 05:10:16,120 INFO L255 AbstractCegarLoop]: Starting to check reachability of 2 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-02 05:10:16,144 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-02 05:10:16,144 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-02 05:10:16,145 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-02 05:10:16,145 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-02 05:10:16,145 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-02 05:10:16,145 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-02 05:10:16,146 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-02 05:10:16,146 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thread4======== [2021-06-02 05:10:16,273 INFO L301 ceAbstractionStarter]: Result for error location thread4 was SAFE (4/5) [2021-06-02 05:10:16,274 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-02 05:10:16,280 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-02 05:10:16,280 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-02 05:10:16,280 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-02 05:10:16,280 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-02 05:10:16,280 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-02 05:10:16,280 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-02 05:10:16,280 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-02 05:10:16,280 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-02 05:10:16,409 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (5/5) [2021-06-02 05:10:16,409 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-02 05:10:16,412 INFO L202 PluginConnector]: Adding new model parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.06 05:10:16 BasicIcfg [2021-06-02 05:10:16,412 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-02 05:10:16,413 INFO L168 Benchmark]: Toolchain (without parser) took 1515.23 ms. Allocated memory is still 356.5 MB. Free memory was 338.2 MB in the beginning and 133.1 MB in the end (delta: 205.0 MB). Peak memory consumption was 207.4 MB. Max. memory is 16.0 GB. [2021-06-02 05:10:16,414 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.13 ms. Allocated memory is still 356.5 MB. Free memory is still 339.4 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-06-02 05:10:16,414 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.87 ms. Allocated memory is still 356.5 MB. Free memory was 338.1 MB in the beginning and 336.6 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-02 05:10:16,414 INFO L168 Benchmark]: Boogie Preprocessor took 22.24 ms. Allocated memory is still 356.5 MB. Free memory was 336.6 MB in the beginning and 335.5 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-02 05:10:16,415 INFO L168 Benchmark]: RCFGBuilder took 264.06 ms. Allocated memory is still 356.5 MB. Free memory was 335.5 MB in the beginning and 318.6 MB in the end (delta: 16.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.0 GB. [2021-06-02 05:10:16,415 INFO L168 Benchmark]: TraceAbstraction took 1203.35 ms. Allocated memory is still 356.5 MB. Free memory was 318.0 MB in the beginning and 133.1 MB in the end (delta: 184.9 MB). Peak memory consumption was 186.5 MB. Max. memory is 16.0 GB. [2021-06-02 05:10:16,416 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 0.13 ms. Allocated memory is still 356.5 MB. Free memory is still 339.4 MB. There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 20.87 ms. Allocated memory is still 356.5 MB. Free memory was 338.1 MB in the beginning and 336.6 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 22.24 ms. Allocated memory is still 356.5 MB. Free memory was 336.6 MB in the beginning and 335.5 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 264.06 ms. Allocated memory is still 356.5 MB. Free memory was 335.5 MB in the beginning and 318.6 MB in the end (delta: 16.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.0 GB. * TraceAbstraction took 1203.35 ms. Allocated memory is still 356.5 MB. Free memory was 318.0 MB in the beginning and 133.1 MB in the end (delta: 184.9 MB). Peak memory consumption was 186.5 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 4123, positive: 4099, positive conditional: 0, positive unconditional: 4099, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3250, positive: 3226, positive conditional: 0, positive unconditional: 3226, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3250, positive: 3171, positive conditional: 0, positive unconditional: 3171, negative: 79, negative conditional: 0, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 79, positive: 55, positive conditional: 0, positive unconditional: 55, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 79, positive: 55, positive conditional: 0, positive unconditional: 55, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 198, positive: 142, positive conditional: 0, positive unconditional: 142, negative: 56, negative conditional: 0, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 4123, positive: 873, positive conditional: 0, positive unconditional: 873, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 3250, unknown conditional: 0, unknown unconditional: 3250] , Statistics on independence cache: Total cache size (in pairs): 3250, Positive cache size: 3226, Positive conditional cache size: 0, Positive unconditional cache size: 3226, Negative cache size: 24, Negative conditional cache size: 0, Negative unconditional cache size: 24 ], Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 282, Number of persistent set computation: 13, Number of trivial persistent sets: 7, Underlying independence relation: CachedIndependenceRelation.Independence Queries: [ total: 4123, positive: 4099, positive conditional: 0, positive unconditional: 4099, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3250, positive: 3226, positive conditional: 0, positive unconditional: 3226, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3250, positive: 3171, positive conditional: 0, positive unconditional: 3171, negative: 79, negative conditional: 0, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 79, positive: 55, positive conditional: 0, positive unconditional: 55, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 79, positive: 55, positive conditional: 0, positive unconditional: 55, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 198, positive: 142, positive conditional: 0, positive unconditional: 142, negative: 56, negative conditional: 0, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 4123, positive: 873, positive conditional: 0, positive unconditional: 873, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 3250, unknown conditional: 0, unknown unconditional: 3250] , Statistics on independence cache: Total cache size (in pairs): 3250, Positive cache size: 3226, Positive conditional cache size: 0, Positive unconditional cache size: 3226, Negative cache size: 24, Negative conditional cache size: 0, Negative unconditional cache size: 24 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 2858, positive: 2834, positive conditional: 0, positive unconditional: 2834, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2690, positive: 2666, positive conditional: 0, positive unconditional: 2666, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2690, positive: 2621, positive conditional: 0, positive unconditional: 2621, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 69, positive: 45, positive conditional: 0, positive unconditional: 45, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 69, positive: 45, positive conditional: 0, positive unconditional: 45, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 140, positive: 94, positive conditional: 0, positive unconditional: 94, negative: 46, negative conditional: 0, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2858, positive: 168, positive conditional: 0, positive unconditional: 168, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 2690, unknown conditional: 0, unknown unconditional: 2690] , Statistics on independence cache: Total cache size (in pairs): 2690, Positive cache size: 2666, Positive conditional cache size: 0, Positive unconditional cache size: 2666, Negative cache size: 24, Negative conditional cache size: 0, Negative unconditional cache size: 24 ], Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 163, Number of persistent set computation: 6, Number of trivial persistent sets: 4, Underlying independence relation: CachedIndependenceRelation.Independence Queries: [ total: 2858, positive: 2834, positive conditional: 0, positive unconditional: 2834, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2690, positive: 2666, positive conditional: 0, positive unconditional: 2666, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2690, positive: 2621, positive conditional: 0, positive unconditional: 2621, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 69, positive: 45, positive conditional: 0, positive unconditional: 45, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 69, positive: 45, positive conditional: 0, positive unconditional: 45, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 140, positive: 94, positive conditional: 0, positive unconditional: 94, negative: 46, negative conditional: 0, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2858, positive: 168, positive conditional: 0, positive unconditional: 168, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 2690, unknown conditional: 0, unknown unconditional: 2690] , Statistics on independence cache: Total cache size (in pairs): 2690, Positive cache size: 2666, Positive conditional cache size: 0, Positive unconditional cache size: 2666, Negative cache size: 24, Negative conditional cache size: 0, Negative unconditional cache size: 24 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 4204, positive: 4180, positive conditional: 0, positive unconditional: 4180, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3262, positive: 3238, positive conditional: 0, positive unconditional: 3238, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3262, positive: 3183, positive conditional: 0, positive unconditional: 3183, negative: 79, negative conditional: 0, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 79, positive: 55, positive conditional: 0, positive unconditional: 55, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 79, positive: 55, positive conditional: 0, positive unconditional: 55, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 117, positive: 75, positive conditional: 0, positive unconditional: 75, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 4204, positive: 942, positive conditional: 0, positive unconditional: 942, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 3262, unknown conditional: 0, unknown unconditional: 3262] , Statistics on independence cache: Total cache size (in pairs): 3262, Positive cache size: 3238, Positive conditional cache size: 0, Positive unconditional cache size: 3238, Negative cache size: 24, Negative conditional cache size: 0, Negative unconditional cache size: 24 ], Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 171, Number of persistent set computation: 17, Number of trivial persistent sets: 10, Underlying independence relation: CachedIndependenceRelation.Independence Queries: [ total: 4204, positive: 4180, positive conditional: 0, positive unconditional: 4180, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3262, positive: 3238, positive conditional: 0, positive unconditional: 3238, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3262, positive: 3183, positive conditional: 0, positive unconditional: 3183, negative: 79, negative conditional: 0, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 79, positive: 55, positive conditional: 0, positive unconditional: 55, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 79, positive: 55, positive conditional: 0, positive unconditional: 55, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 117, positive: 75, positive conditional: 0, positive unconditional: 75, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 4204, positive: 942, positive conditional: 0, positive unconditional: 942, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 3262, unknown conditional: 0, unknown unconditional: 3262] , Statistics on independence cache: Total cache size (in pairs): 3262, Positive cache size: 3238, Positive conditional cache size: 0, Positive unconditional cache size: 3238, Negative cache size: 24, Negative conditional cache size: 0, Negative unconditional cache size: 24 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 2858, positive: 2834, positive conditional: 0, positive unconditional: 2834, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2690, positive: 2666, positive conditional: 0, positive unconditional: 2666, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2690, positive: 2621, positive conditional: 0, positive unconditional: 2621, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 69, positive: 45, positive conditional: 0, positive unconditional: 45, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 69, positive: 45, positive conditional: 0, positive unconditional: 45, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 103, positive: 74, positive conditional: 0, positive unconditional: 74, negative: 29, negative conditional: 0, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2858, positive: 168, positive conditional: 0, positive unconditional: 168, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 2690, unknown conditional: 0, unknown unconditional: 2690] , Statistics on independence cache: Total cache size (in pairs): 2690, Positive cache size: 2666, Positive conditional cache size: 0, Positive unconditional cache size: 2666, Negative cache size: 24, Negative conditional cache size: 0, Negative unconditional cache size: 24 ], Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 118, Number of persistent set computation: 6, Number of trivial persistent sets: 4, Underlying independence relation: CachedIndependenceRelation.Independence Queries: [ total: 2858, positive: 2834, positive conditional: 0, positive unconditional: 2834, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2690, positive: 2666, positive conditional: 0, positive unconditional: 2666, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2690, positive: 2621, positive conditional: 0, positive unconditional: 2621, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 69, positive: 45, positive conditional: 0, positive unconditional: 45, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 69, positive: 45, positive conditional: 0, positive unconditional: 45, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 103, positive: 74, positive conditional: 0, positive unconditional: 74, negative: 29, negative conditional: 0, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2858, positive: 168, positive conditional: 0, positive unconditional: 168, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 2690, unknown conditional: 0, unknown unconditional: 2690] , Statistics on independence cache: Total cache size (in pairs): 2690, Positive cache size: 2666, Positive conditional cache size: 0, Positive unconditional cache size: 2666, Negative cache size: 24, Negative conditional cache size: 0, Negative unconditional cache size: 24 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 2858, positive: 2834, positive conditional: 0, positive unconditional: 2834, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2690, positive: 2666, positive conditional: 0, positive unconditional: 2666, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2690, positive: 2621, positive conditional: 0, positive unconditional: 2621, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 69, positive: 45, positive conditional: 0, positive unconditional: 45, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 69, positive: 45, positive conditional: 0, positive unconditional: 45, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 112, positive: 70, positive conditional: 0, positive unconditional: 70, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2858, positive: 168, positive conditional: 0, positive unconditional: 168, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 2690, unknown conditional: 0, unknown unconditional: 2690] , Statistics on independence cache: Total cache size (in pairs): 2690, Positive cache size: 2666, Positive conditional cache size: 0, Positive unconditional cache size: 2666, Negative cache size: 24, Negative conditional cache size: 0, Negative unconditional cache size: 24 ], Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 125, Number of persistent set computation: 6, Number of trivial persistent sets: 4, Underlying independence relation: CachedIndependenceRelation.Independence Queries: [ total: 2858, positive: 2834, positive conditional: 0, positive unconditional: 2834, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2690, positive: 2666, positive conditional: 0, positive unconditional: 2666, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2690, positive: 2621, positive conditional: 0, positive unconditional: 2621, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 69, positive: 45, positive conditional: 0, positive unconditional: 45, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 69, positive: 45, positive conditional: 0, positive unconditional: 45, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 112, positive: 70, positive conditional: 0, positive unconditional: 70, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2858, positive: 168, positive conditional: 0, positive unconditional: 168, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 2690, unknown conditional: 0, unknown unconditional: 2690] , Statistics on independence cache: Total cache size (in pairs): 2690, Positive cache size: 2666, Positive conditional cache size: 0, Positive unconditional cache size: 2666, Negative cache size: 24, Negative conditional cache size: 0, Negative unconditional cache size: 24 - PositiveResult [Line: 107]: assertion always holds For all program executions holds that assertion always holds at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread4Thread1of1ForFork4 with 1 thread instances CFG has 13 procedures, 76 locations, 11 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 349.0ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 6.7ms, PartialOrderReductionTime: 295.7ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread1 with 1 thread instances CFG has 13 procedures, 76 locations, 11 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 177.3ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.3ms, PartialOrderReductionTime: 163.4ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread1Thread1of1ForFork1 with 1 thread instances CFG has 13 procedures, 76 locations, 11 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 187.8ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.1ms, PartialOrderReductionTime: 174.6ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread4 with 1 thread instances CFG has 13 procedures, 76 locations, 11 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 152.3ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 3.3ms, PartialOrderReductionTime: 118.6ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 13 procedures, 76 locations, 11 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 134.4ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.8ms, PartialOrderReductionTime: 125.3ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...