/usr/bin/java -Xmx8000000000 -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-NewStatesSleepPersistentFixedOrder-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/regression/showcase/Peterson.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-17 05:58:39,830 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-17 05:58:39,832 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-17 05:58:39,855 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-17 05:58:39,876 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-17 05:58:39,878 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-17 05:58:39,879 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-17 05:58:39,880 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-17 05:58:39,881 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-17 05:58:39,882 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-17 05:58:39,885 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-17 05:58:39,889 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-17 05:58:39,890 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-17 05:58:39,891 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-17 05:58:39,892 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-17 05:58:39,893 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-17 05:58:39,900 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-17 05:58:39,911 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-NewStatesSleepPersistentFixedOrder-NoLbe.epf [2021-06-17 05:58:39,938 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-17 05:58:39,938 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-17 05:58:39,939 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-17 05:58:39,939 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-17 05:58:39,941 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-17 05:58:39,941 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-17 05:58:39,941 INFO L138 SettingsManager]: * Use SBE=true [2021-06-17 05:58:39,942 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-17 05:58:39,942 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-17 05:58:39,942 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-17 05:58:39,943 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-17 05:58:39,943 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-17 05:58:39,943 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-17 05:58:39,943 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-17 05:58:39,943 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-17 05:58:39,943 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-17 05:58:39,943 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-17 05:58:39,943 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-17 05:58:39,944 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-17 05:58:39,944 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-17 05:58:39,944 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-17 05:58:39,944 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-17 05:58:39,944 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-17 05:58:39,944 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 05:58:39,944 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-17 05:58:39,945 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-17 05:58:39,945 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-17 05:58:39,945 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-17 05:58:39,945 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-17 05:58:39,945 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-17 05:58:39,945 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-17 05:58:39,945 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-17 05:58:39,946 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-17 05:58:39,946 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-17 05:58:40,262 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-17 05:58:40,275 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-17 05:58:40,277 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-17 05:58:40,278 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-17 05:58:40,279 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-17 05:58:40,280 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/regression/showcase/Peterson.bpl [2021-06-17 05:58:40,280 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/regression/showcase/Peterson.bpl' [2021-06-17 05:58:40,309 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-17 05:58:40,310 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-17 05:58:40,311 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-17 05:58:40,311 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-17 05:58:40,311 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-17 05:58:40,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Peterson.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 05:58:40" (1/1) ... [2021-06-17 05:58:40,325 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Peterson.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 05:58:40" (1/1) ... [2021-06-17 05:58:40,330 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-17 05:58:40,331 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-17 05:58:40,331 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-17 05:58:40,331 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-17 05:58:40,337 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Peterson.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 05:58:40" (1/1) ... [2021-06-17 05:58:40,337 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Peterson.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 05:58:40" (1/1) ... [2021-06-17 05:58:40,337 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Peterson.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 05:58:40" (1/1) ... [2021-06-17 05:58:40,338 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Peterson.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 05:58:40" (1/1) ... [2021-06-17 05:58:40,340 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Peterson.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 05:58:40" (1/1) ... [2021-06-17 05:58:40,342 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Peterson.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 05:58:40" (1/1) ... [2021-06-17 05:58:40,343 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Peterson.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 05:58:40" (1/1) ... [2021-06-17 05:58:40,343 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-17 05:58:40,344 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-17 05:58:40,344 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-17 05:58:40,344 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-17 05:58:40,345 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Peterson.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 05:58:40" (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 [2021-06-17 05:58:40,408 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Process0 given in one single declaration [2021-06-17 05:58:40,408 INFO L130 BoogieDeclarations]: Found specification of procedure Process0 [2021-06-17 05:58:40,408 INFO L138 BoogieDeclarations]: Found implementation of procedure Process0 [2021-06-17 05:58:40,408 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Process1 given in one single declaration [2021-06-17 05:58:40,408 INFO L130 BoogieDeclarations]: Found specification of procedure Process1 [2021-06-17 05:58:40,409 INFO L138 BoogieDeclarations]: Found implementation of procedure Process1 [2021-06-17 05:58:40,409 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-17 05:58:40,409 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-17 05:58:40,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-17 05:58:40,409 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-17 05:58:40,556 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-17 05:58:40,557 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-06-17 05:58:40,558 INFO L202 PluginConnector]: Adding new model Peterson.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 05:58:40 BoogieIcfgContainer [2021-06-17 05:58:40,558 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-17 05:58:40,559 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-17 05:58:40,559 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-17 05:58:40,570 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-17 05:58:40,570 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "Peterson.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 05:58:40" (1/2) ... [2021-06-17 05:58:40,571 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1864201 and model type Peterson.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 05:58:40, skipping insertion in model container [2021-06-17 05:58:40,571 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "Peterson.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 05:58:40" (2/2) ... [2021-06-17 05:58:40,572 INFO L111 eAbstractionObserver]: Analyzing ICFG Peterson.bpl [2021-06-17 05:58:40,576 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-17 05:58:40,576 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-17 05:58:40,576 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-06-17 05:58:40,577 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-17 05:58:40,603 WARN L313 ript$VariableManager]: TermVariabe Process0Thread1of1ForFork0_x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:58:40,603 WARN L313 ript$VariableManager]: TermVariabe Process0Thread1of1ForFork0_y not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:58:40,607 WARN L313 ript$VariableManager]: TermVariabe Process1Thread1of1ForFork1_a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:58:40,607 WARN L313 ript$VariableManager]: TermVariabe Process1Thread1of1ForFork1_b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:58:40,624 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-17 05:58:40,652 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 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 [2021-06-17 05:58:40,733 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-17 05:58:40,733 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-17 05:58:40,733 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-17 05:58:40,733 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-17 05:58:40,733 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-17 05:58:40,733 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-17 05:58:40,733 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-17 05:58:40,733 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == Process0======== [2021-06-17 05:58:41,008 INFO L301 ceAbstractionStarter]: Result for error location Process0 was SAFE (1/5) [2021-06-17 05:58:41,009 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 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 [2021-06-17 05:58:41,018 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-17 05:58:41,018 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-17 05:58:41,018 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-17 05:58:41,018 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-17 05:58:41,019 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-17 05:58:41,019 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-17 05:58:41,019 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-17 05:58:41,019 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == Process1======== [2021-06-17 05:58:41,121 INFO L301 ceAbstractionStarter]: Result for error location Process1 was SAFE (2/5) [2021-06-17 05:58:41,122 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 [2021-06-17 05:58:41,132 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-17 05:58:41,133 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-17 05:58:41,133 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-17 05:58:41,133 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-17 05:58:41,133 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-17 05:58:41,133 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-17 05:58:41,133 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-17 05:58:41,133 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-17 05:58:41,224 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (3/5) [2021-06-17 05:58:41,225 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 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) [2021-06-17 05:58:41,237 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-17 05:58:41,237 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-17 05:58:41,237 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-17 05:58:41,237 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-17 05:58:41,237 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-17 05:58:41,237 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-17 05:58:41,237 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-17 05:58:41,237 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == Process1Thread1of1ForFork1======== Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-17 05:58:41,268 INFO L430 AbstractCegarLoop]: === Iteration 1 === [Process1Err0ASSERT_VIOLATIONASSERT]=== [2021-06-17 05:58:41,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:58:41,272 INFO L82 PathProgramCache]: Analyzing trace with hash 1020462845, now seen corresponding path program 1 times [2021-06-17 05:58:41,277 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:58:41,278 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1456697008] [2021-06-17 05:58:41,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:58:41,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:58:41,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 05:58:41,370 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:58:41,370 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1456697008] [2021-06-17 05:58:41,376 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1456697008] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:58:41,377 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:58:41,377 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-17 05:58:41,378 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [283618854] [2021-06-17 05:58:41,382 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-17 05:58:41,383 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:58:41,390 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-17 05:58:41,391 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-17 05:58:41,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:58:41,393 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:58:41,393 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 05:58:41,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:58:41,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 05:58:41,416 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-17 05:58:41,416 INFO L430 AbstractCegarLoop]: === Iteration 2 === [Process1Err0ASSERT_VIOLATIONASSERT]=== [2021-06-17 05:58:41,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:58:41,417 INFO L82 PathProgramCache]: Analyzing trace with hash -1288389859, now seen corresponding path program 1 times [2021-06-17 05:58:41,417 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:58:41,417 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1508564133] [2021-06-17 05:58:41,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:58:41,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:58:41,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 05:58:41,446 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:58:41,446 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1508564133] [2021-06-17 05:58:41,446 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1508564133] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:58:41,446 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:58:41,446 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-17 05:58:41,446 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1010025072] [2021-06-17 05:58:41,447 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-17 05:58:41,447 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:58:41,447 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-17 05:58:41,448 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-06-17 05:58:41,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:58:41,448 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:58:41,448 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 05:58:41,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 05:58:41,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:58:41,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 05:58:41,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-17 05:58:41,475 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-17 05:58:41,475 INFO L430 AbstractCegarLoop]: === Iteration 3 === [Process1Err0ASSERT_VIOLATIONASSERT]=== [2021-06-17 05:58:41,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:58:41,475 INFO L82 PathProgramCache]: Analyzing trace with hash -814915271, now seen corresponding path program 1 times [2021-06-17 05:58:41,475 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:58:41,475 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [278558404] [2021-06-17 05:58:41,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:58:41,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:58:41,499 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 05:58:41,499 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:58:41,499 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [278558404] [2021-06-17 05:58:41,500 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [278558404] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:58:41,500 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:58:41,500 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-17 05:58:41,500 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760918970] [2021-06-17 05:58:41,500 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-17 05:58:41,500 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:58:41,501 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-17 05:58:41,501 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-06-17 05:58:41,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:58:41,501 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:58:41,501 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 05:58:41,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 05:58:41,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-17 05:58:41,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:58:41,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 05:58:41,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-17 05:58:41,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-17 05:58:41,543 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-17 05:58:41,545 INFO L301 ceAbstractionStarter]: Result for error location Process1Thread1of1ForFork1 was SAFE (4/5) [2021-06-17 05:58:41,546 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 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 [2021-06-17 05:58:41,573 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-17 05:58:41,573 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-17 05:58:41,573 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-17 05:58:41,573 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-17 05:58:41,574 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-17 05:58:41,574 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-17 05:58:41,574 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-17 05:58:41,574 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == Process0Thread1of1ForFork0======== [2021-06-17 05:58:41,630 INFO L430 AbstractCegarLoop]: === Iteration 1 === [Process0Err0ASSERT_VIOLATIONASSERT]=== [2021-06-17 05:58:41,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:58:41,631 INFO L82 PathProgramCache]: Analyzing trace with hash -1933706754, now seen corresponding path program 1 times [2021-06-17 05:58:41,631 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:58:41,631 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [278417499] [2021-06-17 05:58:41,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:58:41,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:58:41,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 05:58:41,651 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:58:41,651 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [278417499] [2021-06-17 05:58:41,651 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [278417499] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:58:41,651 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:58:41,651 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-06-17 05:58:41,651 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [551760051] [2021-06-17 05:58:41,652 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-17 05:58:41,652 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:58:41,652 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-17 05:58:41,652 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-17 05:58:41,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:58:41,652 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:58:41,652 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 05:58:41,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:58:41,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 05:58:41,698 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-17 05:58:41,698 INFO L430 AbstractCegarLoop]: === Iteration 2 === [Process0Err0ASSERT_VIOLATIONASSERT]=== [2021-06-17 05:58:41,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:58:41,698 INFO L82 PathProgramCache]: Analyzing trace with hash -432131315, now seen corresponding path program 1 times [2021-06-17 05:58:41,699 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:58:41,699 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1078306623] [2021-06-17 05:58:41,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:58:41,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:58:41,732 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-06-17 05:58:41,732 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:58:41,732 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1078306623] [2021-06-17 05:58:41,732 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1078306623] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:58:41,732 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:58:41,732 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-17 05:58:41,733 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [92461854] [2021-06-17 05:58:41,733 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-17 05:58:41,733 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:58:41,734 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-17 05:58:41,734 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-06-17 05:58:41,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:58:41,734 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:58:41,734 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 05:58:41,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 05:58:41,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:58:41,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 05:58:41,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-17 05:58:41,775 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-17 05:58:41,776 INFO L430 AbstractCegarLoop]: === Iteration 3 === [Process0Err0ASSERT_VIOLATIONASSERT]=== [2021-06-17 05:58:41,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:58:41,776 INFO L82 PathProgramCache]: Analyzing trace with hash 1449721131, now seen corresponding path program 2 times [2021-06-17 05:58:41,776 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:58:41,776 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1891293029] [2021-06-17 05:58:41,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:58:41,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:58:41,822 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-06-17 05:58:41,823 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:58:41,823 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1891293029] [2021-06-17 05:58:41,823 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1891293029] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:58:41,823 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:58:41,823 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-17 05:58:41,823 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953213536] [2021-06-17 05:58:41,823 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-17 05:58:41,823 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:58:41,824 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-17 05:58:41,824 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-17 05:58:41,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:58:41,824 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:58:41,824 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 05:58:41,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 05:58:41,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-17 05:58:41,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:58:41,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 05:58:41,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-17 05:58:41,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 05:58:41,859 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-17 05:58:41,859 INFO L430 AbstractCegarLoop]: === Iteration 4 === [Process0Err0ASSERT_VIOLATIONASSERT]=== [2021-06-17 05:58:41,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:58:41,860 INFO L82 PathProgramCache]: Analyzing trace with hash -1259405067, now seen corresponding path program 1 times [2021-06-17 05:58:41,860 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:58:41,860 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [913033392] [2021-06-17 05:58:41,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:58:41,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:58:41,895 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-06-17 05:58:41,895 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:58:41,895 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [913033392] [2021-06-17 05:58:41,895 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [913033392] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:58:41,895 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:58:41,895 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-17 05:58:41,895 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [460869794] [2021-06-17 05:58:41,896 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-17 05:58:41,896 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:58:41,896 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-17 05:58:41,896 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-06-17 05:58:41,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:58:41,896 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:58:41,896 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 05:58:41,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 05:58:41,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-17 05:58:41,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 05:58:41,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:58:41,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 05:58:41,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-17 05:58:41,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 05:58:41,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-17 05:58:41,934 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-06-17 05:58:41,940 INFO L301 ceAbstractionStarter]: Result for error location Process0Thread1of1ForFork0 was SAFE (5/5) [2021-06-17 05:58:41,940 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-17 05:58:41,943 INFO L202 PluginConnector]: Adding new model Peterson.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.06 05:58:41 BasicIcfg [2021-06-17 05:58:41,943 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-17 05:58:41,943 INFO L168 Benchmark]: Toolchain (without parser) took 1633.32 ms. Allocated memory is still 177.2 MB. Free memory was 156.9 MB in the beginning and 136.1 MB in the end (delta: 20.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 8.0 GB. [2021-06-17 05:58:41,944 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.13 ms. Allocated memory is still 177.2 MB. Free memory is still 157.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-17 05:58:41,944 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.04 ms. Allocated memory is still 177.2 MB. Free memory was 156.9 MB in the beginning and 155.4 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-17 05:58:41,944 INFO L168 Benchmark]: Boogie Preprocessor took 12.42 ms. Allocated memory is still 177.2 MB. Free memory was 155.4 MB in the beginning and 154.5 MB in the end (delta: 855.6 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-17 05:58:41,944 INFO L168 Benchmark]: RCFGBuilder took 213.79 ms. Allocated memory is still 177.2 MB. Free memory was 154.3 MB in the beginning and 144.3 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. [2021-06-17 05:58:41,945 INFO L168 Benchmark]: TraceAbstraction took 1384.06 ms. Allocated memory is still 177.2 MB. Free memory was 143.7 MB in the beginning and 136.1 MB in the end (delta: 7.6 MB). Peak memory consumption was 6.7 MB. Max. memory is 8.0 GB. [2021-06-17 05:58:41,946 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 177.2 MB. Free memory is still 157.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 19.04 ms. Allocated memory is still 177.2 MB. Free memory was 156.9 MB in the beginning and 155.4 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 12.42 ms. Allocated memory is still 177.2 MB. Free memory was 155.4 MB in the beginning and 154.5 MB in the end (delta: 855.6 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 213.79 ms. Allocated memory is still 177.2 MB. Free memory was 154.3 MB in the beginning and 144.3 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1384.06 ms. Allocated memory is still 177.2 MB. Free memory was 143.7 MB in the beginning and 136.1 MB in the end (delta: 7.6 MB). Peak memory consumption was 6.7 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 587, positive: 484, positive conditional: 187, positive unconditional: 297, negative: 103, negative conditional: 77, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 528, positive: 484, positive conditional: 187, positive unconditional: 297, negative: 44, negative conditional: 18, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 528, positive: 484, positive conditional: 0, positive unconditional: 484, negative: 44, negative conditional: 0, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 215, positive: 204, positive conditional: 0, positive unconditional: 204, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 215, positive: 195, positive conditional: 0, positive unconditional: 195, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 20, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 20, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 93, positive: 29, positive conditional: 0, positive unconditional: 29, negative: 64, negative conditional: 0, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 528, positive: 280, positive conditional: 0, positive unconditional: 280, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 215, unknown conditional: 0, unknown unconditional: 215] , Statistics on independence cache: Total cache size (in pairs): 215, Positive cache size: 204, Positive conditional cache size: 0, Positive unconditional cache size: 204, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11 ], Maximal queried relation: 0, Independence queries for same thread: 59 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 200, Number of persistent set computation: 331, Number of trivial persistent sets: 303, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 587, positive: 484, positive conditional: 187, positive unconditional: 297, negative: 103, negative conditional: 77, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 528, positive: 484, positive conditional: 187, positive unconditional: 297, negative: 44, negative conditional: 18, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 528, positive: 484, positive conditional: 0, positive unconditional: 484, negative: 44, negative conditional: 0, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 215, positive: 204, positive conditional: 0, positive unconditional: 204, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 215, positive: 195, positive conditional: 0, positive unconditional: 195, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 20, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 20, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 93, positive: 29, positive conditional: 0, positive unconditional: 29, negative: 64, negative conditional: 0, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 528, positive: 280, positive conditional: 0, positive unconditional: 280, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 215, unknown conditional: 0, unknown unconditional: 215] , Statistics on independence cache: Total cache size (in pairs): 215, Positive cache size: 204, Positive conditional cache size: 0, Positive unconditional cache size: 204, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11 ], Maximal queried relation: 0, Independence queries for same thread: 59 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 587, positive: 484, positive conditional: 187, positive unconditional: 297, negative: 103, negative conditional: 77, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 528, positive: 484, positive conditional: 187, positive unconditional: 297, negative: 44, negative conditional: 18, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 528, positive: 484, positive conditional: 0, positive unconditional: 484, negative: 44, negative conditional: 0, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 215, positive: 204, positive conditional: 0, positive unconditional: 204, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 215, positive: 195, positive conditional: 0, positive unconditional: 195, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 20, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 20, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 58, positive: 31, positive conditional: 0, positive unconditional: 31, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 528, positive: 280, positive conditional: 0, positive unconditional: 280, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 215, unknown conditional: 0, unknown unconditional: 215] , Statistics on independence cache: Total cache size (in pairs): 215, Positive cache size: 204, Positive conditional cache size: 0, Positive unconditional cache size: 204, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11 ], Maximal queried relation: 0, Independence queries for same thread: 59 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 71, Number of persistent set computation: 331, Number of trivial persistent sets: 303, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 587, positive: 484, positive conditional: 187, positive unconditional: 297, negative: 103, negative conditional: 77, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 528, positive: 484, positive conditional: 187, positive unconditional: 297, negative: 44, negative conditional: 18, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 528, positive: 484, positive conditional: 0, positive unconditional: 484, negative: 44, negative conditional: 0, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 215, positive: 204, positive conditional: 0, positive unconditional: 204, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 215, positive: 195, positive conditional: 0, positive unconditional: 195, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 20, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 20, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 58, positive: 31, positive conditional: 0, positive unconditional: 31, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 528, positive: 280, positive conditional: 0, positive unconditional: 280, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 215, unknown conditional: 0, unknown unconditional: 215] , Statistics on independence cache: Total cache size (in pairs): 215, Positive cache size: 204, Positive conditional cache size: 0, Positive unconditional cache size: 204, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11 ], Maximal queried relation: 0, Independence queries for same thread: 59 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 606, positive: 499, positive conditional: 201, positive unconditional: 298, negative: 107, negative conditional: 81, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 543, positive: 499, positive conditional: 201, positive unconditional: 298, negative: 44, negative conditional: 18, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 543, positive: 499, positive conditional: 0, positive unconditional: 499, negative: 44, negative conditional: 0, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 215, positive: 204, positive conditional: 0, positive unconditional: 204, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 215, positive: 195, positive conditional: 0, positive unconditional: 195, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 20, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 20, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 64, positive: 21, positive conditional: 0, positive unconditional: 21, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 543, positive: 295, positive conditional: 0, positive unconditional: 295, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 215, unknown conditional: 0, unknown unconditional: 215] , Statistics on independence cache: Total cache size (in pairs): 215, Positive cache size: 204, Positive conditional cache size: 0, Positive unconditional cache size: 204, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11 ], Maximal queried relation: 0, Independence queries for same thread: 63 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 71, Number of persistent set computation: 339, Number of trivial persistent sets: 309, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 606, positive: 499, positive conditional: 201, positive unconditional: 298, negative: 107, negative conditional: 81, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 543, positive: 499, positive conditional: 201, positive unconditional: 298, negative: 44, negative conditional: 18, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 543, positive: 499, positive conditional: 0, positive unconditional: 499, negative: 44, negative conditional: 0, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 215, positive: 204, positive conditional: 0, positive unconditional: 204, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 215, positive: 195, positive conditional: 0, positive unconditional: 195, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 20, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 20, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 64, positive: 21, positive conditional: 0, positive unconditional: 21, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 543, positive: 295, positive conditional: 0, positive unconditional: 295, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 215, unknown conditional: 0, unknown unconditional: 215] , Statistics on independence cache: Total cache size (in pairs): 215, Positive cache size: 204, Positive conditional cache size: 0, Positive unconditional cache size: 204, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11 ], Maximal queried relation: 0, Independence queries for same thread: 63 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 853, positive: 734, positive conditional: 437, positive unconditional: 297, negative: 119, negative conditional: 95, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 772, positive: 734, positive conditional: 437, positive unconditional: 297, negative: 38, negative conditional: 14, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 772, positive: 734, positive conditional: 0, positive unconditional: 734, negative: 38, negative conditional: 0, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 189, positive: 181, positive conditional: 0, positive unconditional: 181, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 189, positive: 177, positive conditional: 0, positive unconditional: 177, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 12, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 14, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 10, negative conditional: 2, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 34, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 29, negative conditional: 3, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 772, positive: 553, positive conditional: 0, positive unconditional: 553, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 189, unknown conditional: 0, unknown unconditional: 189] , Statistics on independence cache: Total cache size (in pairs): 191, Positive cache size: 181, Positive conditional cache size: 0, Positive unconditional cache size: 181, Negative cache size: 10, Negative conditional cache size: 2, Negative unconditional cache size: 8, SemanticConditionEliminator.Independence Queries: [ total: 71, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 71, negative conditional: 4, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 71, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 71, negative conditional: 4, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 14, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 10, negative conditional: 2, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 34, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 29, negative conditional: 3, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 71, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 69, negative conditional: 2, negative unconditional: 67, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 191, Positive cache size: 181, Positive conditional cache size: 0, Positive unconditional cache size: 181, Negative cache size: 10, Negative conditional cache size: 2, Negative unconditional cache size: 8, Eliminated conditions: 33, SemanticConditionEliminator.Independence Queries: [ total: 71, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 71, negative conditional: 4, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 71, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 71, negative conditional: 4, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 14, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 10, negative conditional: 2, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 34, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 29, negative conditional: 3, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 71, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 69, negative conditional: 2, negative unconditional: 67, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 191, Positive cache size: 181, Positive conditional cache size: 0, Positive unconditional cache size: 181, Negative cache size: 10, Negative conditional cache size: 2, Negative unconditional cache size: 8, Eliminated conditions: 33, SemanticConditionEliminator.Independence Queries: [ total: 71, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 71, negative conditional: 4, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 71, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 71, negative conditional: 4, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 14, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 10, negative conditional: 2, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 34, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 29, negative conditional: 3, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 71, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 69, negative conditional: 2, negative unconditional: 67, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 191, Positive cache size: 181, Positive conditional cache size: 0, Positive unconditional cache size: 181, Negative cache size: 10, Negative conditional cache size: 2, Negative unconditional cache size: 8, Eliminated conditions: 33 ], Maximal queried relation: 3, Independence queries for same thread: 81 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 57, Number of persistent set computation: 575, Number of trivial persistent sets: 575, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 853, positive: 734, positive conditional: 437, positive unconditional: 297, negative: 119, negative conditional: 95, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 772, positive: 734, positive conditional: 437, positive unconditional: 297, negative: 38, negative conditional: 14, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 772, positive: 734, positive conditional: 0, positive unconditional: 734, negative: 38, negative conditional: 0, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 189, positive: 181, positive conditional: 0, positive unconditional: 181, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 189, positive: 177, positive conditional: 0, positive unconditional: 177, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 12, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 14, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 10, negative conditional: 2, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 34, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 29, negative conditional: 3, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 772, positive: 553, positive conditional: 0, positive unconditional: 553, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 189, unknown conditional: 0, unknown unconditional: 189] , Statistics on independence cache: Total cache size (in pairs): 191, Positive cache size: 181, Positive conditional cache size: 0, Positive unconditional cache size: 181, Negative cache size: 10, Negative conditional cache size: 2, Negative unconditional cache size: 8, SemanticConditionEliminator.Independence Queries: [ total: 71, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 71, negative conditional: 4, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 71, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 71, negative conditional: 4, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 14, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 10, negative conditional: 2, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 34, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 29, negative conditional: 3, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 71, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 69, negative conditional: 2, negative unconditional: 67, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 191, Positive cache size: 181, Positive conditional cache size: 0, Positive unconditional cache size: 181, Negative cache size: 10, Negative conditional cache size: 2, Negative unconditional cache size: 8, Eliminated conditions: 33, SemanticConditionEliminator.Independence Queries: [ total: 71, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 71, negative conditional: 4, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 71, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 71, negative conditional: 4, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 14, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 10, negative conditional: 2, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 34, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 29, negative conditional: 3, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 71, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 69, negative conditional: 2, negative unconditional: 67, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 191, Positive cache size: 181, Positive conditional cache size: 0, Positive unconditional cache size: 181, Negative cache size: 10, Negative conditional cache size: 2, Negative unconditional cache size: 8, Eliminated conditions: 33, SemanticConditionEliminator.Independence Queries: [ total: 71, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 71, negative conditional: 4, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 71, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 71, negative conditional: 4, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 14, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 10, negative conditional: 2, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 34, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 29, negative conditional: 3, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 71, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 69, negative conditional: 2, negative unconditional: 67, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 191, Positive cache size: 181, Positive conditional cache size: 0, Positive unconditional cache size: 181, Negative cache size: 10, Negative conditional cache size: 2, Negative unconditional cache size: 8, Eliminated conditions: 33 ], Maximal queried relation: 3, Independence queries for same thread: 81 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1036, positive: 847, positive conditional: 563, positive unconditional: 284, negative: 189, negative conditional: 162, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 907, positive: 847, positive conditional: 563, positive unconditional: 284, negative: 60, negative conditional: 33, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 907, positive: 845, positive conditional: 0, positive unconditional: 845, negative: 62, negative conditional: 0, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 201, positive: 190, positive conditional: 0, positive unconditional: 190, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 201, positive: 181, positive conditional: 0, positive unconditional: 181, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 20, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 26, positive: 10, positive conditional: 1, positive unconditional: 9, negative: 16, negative conditional: 5, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 77, positive: 10, positive conditional: 1, positive unconditional: 9, negative: 67, negative conditional: 8, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 907, positive: 655, positive conditional: 0, positive unconditional: 655, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 201, unknown conditional: 0, unknown unconditional: 201] , Statistics on independence cache: Total cache size (in pairs): 207, Positive cache size: 191, Positive conditional cache size: 1, Positive unconditional cache size: 190, Negative cache size: 16, Negative conditional cache size: 5, Negative unconditional cache size: 11, SemanticConditionEliminator.Independence Queries: [ total: 115, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 113, negative conditional: 10, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 115, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 113, negative conditional: 10, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 26, positive: 10, positive conditional: 1, positive unconditional: 9, negative: 16, negative conditional: 5, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 77, positive: 10, positive conditional: 1, positive unconditional: 9, negative: 67, negative conditional: 8, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 115, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 108, negative conditional: 5, negative unconditional: 103, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 207, Positive cache size: 191, Positive conditional cache size: 1, Positive unconditional cache size: 190, Negative cache size: 16, Negative conditional cache size: 5, Negative unconditional cache size: 11, Eliminated conditions: 77, SemanticConditionEliminator.Independence Queries: [ total: 115, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 113, negative conditional: 10, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 115, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 113, negative conditional: 10, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 26, positive: 10, positive conditional: 1, positive unconditional: 9, negative: 16, negative conditional: 5, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 77, positive: 10, positive conditional: 1, positive unconditional: 9, negative: 67, negative conditional: 8, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 115, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 108, negative conditional: 5, negative unconditional: 103, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 207, Positive cache size: 191, Positive conditional cache size: 1, Positive unconditional cache size: 190, Negative cache size: 16, Negative conditional cache size: 5, Negative unconditional cache size: 11, Eliminated conditions: 77, SemanticConditionEliminator.Independence Queries: [ total: 115, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 113, negative conditional: 10, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 115, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 113, negative conditional: 10, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 26, positive: 10, positive conditional: 1, positive unconditional: 9, negative: 16, negative conditional: 5, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 77, positive: 10, positive conditional: 1, positive unconditional: 9, negative: 67, negative conditional: 8, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 115, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 108, negative conditional: 5, negative unconditional: 103, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 207, Positive cache size: 191, Positive conditional cache size: 1, Positive unconditional cache size: 190, Negative cache size: 16, Negative conditional cache size: 5, Negative unconditional cache size: 11, Eliminated conditions: 77, SemanticConditionEliminator.Independence Queries: [ total: 115, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 113, negative conditional: 10, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 115, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 113, negative conditional: 10, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 26, positive: 10, positive conditional: 1, positive unconditional: 9, negative: 16, negative conditional: 5, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 77, positive: 10, positive conditional: 1, positive unconditional: 9, negative: 67, negative conditional: 8, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 115, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 108, negative conditional: 5, negative unconditional: 103, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 207, Positive cache size: 191, Positive conditional cache size: 1, Positive unconditional cache size: 190, Negative cache size: 16, Negative conditional cache size: 5, Negative unconditional cache size: 11, Eliminated conditions: 77 ], Maximal queried relation: 4, Independence queries for same thread: 129 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 113, Number of persistent set computation: 857, Number of trivial persistent sets: 837, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1036, positive: 847, positive conditional: 563, positive unconditional: 284, negative: 189, negative conditional: 162, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 907, positive: 847, positive conditional: 563, positive unconditional: 284, negative: 60, negative conditional: 33, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 907, positive: 845, positive conditional: 0, positive unconditional: 845, negative: 62, negative conditional: 0, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 201, positive: 190, positive conditional: 0, positive unconditional: 190, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 201, positive: 181, positive conditional: 0, positive unconditional: 181, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 20, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 26, positive: 10, positive conditional: 1, positive unconditional: 9, negative: 16, negative conditional: 5, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 77, positive: 10, positive conditional: 1, positive unconditional: 9, negative: 67, negative conditional: 8, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 907, positive: 655, positive conditional: 0, positive unconditional: 655, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 201, unknown conditional: 0, unknown unconditional: 201] , Statistics on independence cache: Total cache size (in pairs): 207, Positive cache size: 191, Positive conditional cache size: 1, Positive unconditional cache size: 190, Negative cache size: 16, Negative conditional cache size: 5, Negative unconditional cache size: 11, SemanticConditionEliminator.Independence Queries: [ total: 115, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 113, negative conditional: 10, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 115, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 113, negative conditional: 10, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 26, positive: 10, positive conditional: 1, positive unconditional: 9, negative: 16, negative conditional: 5, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 77, positive: 10, positive conditional: 1, positive unconditional: 9, negative: 67, negative conditional: 8, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 115, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 108, negative conditional: 5, negative unconditional: 103, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 207, Positive cache size: 191, Positive conditional cache size: 1, Positive unconditional cache size: 190, Negative cache size: 16, Negative conditional cache size: 5, Negative unconditional cache size: 11, Eliminated conditions: 77, SemanticConditionEliminator.Independence Queries: [ total: 115, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 113, negative conditional: 10, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 115, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 113, negative conditional: 10, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 26, positive: 10, positive conditional: 1, positive unconditional: 9, negative: 16, negative conditional: 5, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 77, positive: 10, positive conditional: 1, positive unconditional: 9, negative: 67, negative conditional: 8, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 115, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 108, negative conditional: 5, negative unconditional: 103, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 207, Positive cache size: 191, Positive conditional cache size: 1, Positive unconditional cache size: 190, Negative cache size: 16, Negative conditional cache size: 5, Negative unconditional cache size: 11, Eliminated conditions: 77, SemanticConditionEliminator.Independence Queries: [ total: 115, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 113, negative conditional: 10, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 115, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 113, negative conditional: 10, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 26, positive: 10, positive conditional: 1, positive unconditional: 9, negative: 16, negative conditional: 5, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 77, positive: 10, positive conditional: 1, positive unconditional: 9, negative: 67, negative conditional: 8, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 115, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 108, negative conditional: 5, negative unconditional: 103, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 207, Positive cache size: 191, Positive conditional cache size: 1, Positive unconditional cache size: 190, Negative cache size: 16, Negative conditional cache size: 5, Negative unconditional cache size: 11, Eliminated conditions: 77, SemanticConditionEliminator.Independence Queries: [ total: 115, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 113, negative conditional: 10, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 115, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 113, negative conditional: 10, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 26, positive: 10, positive conditional: 1, positive unconditional: 9, negative: 16, negative conditional: 5, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 77, positive: 10, positive conditional: 1, positive unconditional: 9, negative: 67, negative conditional: 8, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 115, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 108, negative conditional: 5, negative unconditional: 103, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 207, Positive cache size: 191, Positive conditional cache size: 1, Positive unconditional cache size: 190, Negative cache size: 16, Negative conditional cache size: 5, Negative unconditional cache size: 11, Eliminated conditions: 77 ], Maximal queried relation: 4, Independence queries for same thread: 129 - PositiveResult [Line: 37]: assertion always holds For all program executions holds that assertion always holds at this location - PositiveResult [Line: 54]: 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: Process0 with 1 thread instances CFG has 5 procedures, 47 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 328.4ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 7.2ms, PartialOrderReductionTime: 258.6ms, 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: Process1 with 1 thread instances CFG has 5 procedures, 47 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 110.0ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.7ms, PartialOrderReductionTime: 100.2ms, 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 5 procedures, 47 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 101.3ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.7ms, PartialOrderReductionTime: 88.9ms, 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: Process1Thread1of1ForFork1 with 1 thread instances CFG has 5 procedures, 47 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 319.1ms, OverallIterations: 3, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.5ms, PartialOrderReductionTime: 120.5ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 11, 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: TRACE_CHECK: 3.7ms SsaConstructionTime, 15.9ms SatisfiabilityAnalysisTime, 82.5ms InterpolantComputationTime, 45 NumberOfCodeBlocks, 45 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 42 ConstructedInterpolants, 0 QuantifiedInterpolants, 96 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 5/5 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: Process0Thread1of1ForFork0 with 1 thread instances CFG has 5 procedures, 47 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 393.1ms, OverallIterations: 4, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.5ms, PartialOrderReductionTime: 214.5ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 14, 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: TRACE_CHECK: 4.6ms SsaConstructionTime, 42.2ms SatisfiabilityAnalysisTime, 76.9ms InterpolantComputationTime, 122 NumberOfCodeBlocks, 122 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 118 ConstructedInterpolants, 0 QuantifiedInterpolants, 194 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 130/130 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...