/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-Random521.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-bad/threaded-sum-2.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-10 14:55:59,516 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-10 14:55:59,518 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-10 14:55:59,549 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-10 14:55:59,565 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-10 14:55:59,566 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-10 14:55:59,567 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-10 14:55:59,568 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-10 14:55:59,570 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-10 14:55:59,571 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-10 14:55:59,572 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-10 14:55:59,576 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-10 14:55:59,578 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-10 14:55:59,579 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-10 14:55:59,580 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-10 14:55:59,581 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-10 14:55:59,586 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-07-10 14:55:59,589 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-10 14:55:59,589 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-10 14:55:59,590 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-10 14:55:59,591 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-10 14:55:59,591 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-10 14:55:59,591 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-10 14:55:59,592 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-10 14:55:59,592 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-10 14:55:59,592 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-10 14:55:59,593 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-10 14:55:59,593 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-10 14:55:59,596 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-Random521.epf [2021-07-10 14:55:59,624 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-10 14:55:59,624 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-10 14:55:59,624 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-10 14:55:59,624 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-10 14:55:59,626 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-10 14:55:59,626 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-10 14:55:59,626 INFO L138 SettingsManager]: * Use SBE=true [2021-07-10 14:55:59,626 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-10 14:55:59,627 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-10 14:55:59,627 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-10 14:55:59,627 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-10 14:55:59,627 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-10 14:55:59,627 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-10 14:55:59,627 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-10 14:55:59,628 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-10 14:55:59,628 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-10 14:55:59,628 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-10 14:55:59,628 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-10 14:55:59,628 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-10 14:55:59,628 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-10 14:55:59,628 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-10 14:55:59,628 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-10 14:55:59,628 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-10 14:55:59,628 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 14:55:59,629 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-10 14:55:59,629 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-10 14:55:59,629 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-10 14:55:59,629 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-10 14:55:59,629 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-07-10 14:55:59,629 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-10 14:55:59,629 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-10 14:55:59,629 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-10 14:55:59,647 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-10 14:55:59,648 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-10 14:55:59,648 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-07-10 14:55:59,648 INFO L138 SettingsManager]: * Random seed used by POR DFS order=521 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-10 14:55:59,978 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-10 14:56:00,017 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-10 14:56:00,018 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-10 14:56:00,019 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-10 14:56:00,021 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-10 14:56:00,021 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-bad/threaded-sum-2.wvr.bpl [2021-07-10 14:56:00,022 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-bad/threaded-sum-2.wvr.bpl' [2021-07-10 14:56:00,039 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-10 14:56:00,040 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-10 14:56:00,041 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-10 14:56:00,041 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-10 14:56:00,041 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-10 14:56:00,049 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "threaded-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 02:56:00" (1/1) ... [2021-07-10 14:56:00,053 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "threaded-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 02:56:00" (1/1) ... [2021-07-10 14:56:00,057 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-10 14:56:00,058 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-10 14:56:00,058 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-10 14:56:00,058 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-10 14:56:00,063 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "threaded-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 02:56:00" (1/1) ... [2021-07-10 14:56:00,063 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "threaded-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 02:56:00" (1/1) ... [2021-07-10 14:56:00,063 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "threaded-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 02:56:00" (1/1) ... [2021-07-10 14:56:00,063 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "threaded-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 02:56:00" (1/1) ... [2021-07-10 14:56:00,065 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "threaded-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 02:56:00" (1/1) ... [2021-07-10 14:56:00,066 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "threaded-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 02:56:00" (1/1) ... [2021-07-10 14:56:00,067 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "threaded-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 02:56:00" (1/1) ... [2021-07-10 14:56:00,068 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-10 14:56:00,069 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-10 14:56:00,069 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-10 14:56:00,069 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-10 14:56:00,070 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "threaded-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 02:56:00" (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 [2021-07-10 14:56:00,123 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-07-10 14:56:00,123 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-07-10 14:56:00,123 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-07-10 14:56:00,124 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-07-10 14:56:00,124 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-07-10 14:56:00,124 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-07-10 14:56:00,124 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-10 14:56:00,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-10 14:56:00,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-10 14:56:00,124 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-10 14:56:00,264 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-10 14:56:00,264 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-07-10 14:56:00,266 INFO L202 PluginConnector]: Adding new model threaded-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 02:56:00 BoogieIcfgContainer [2021-07-10 14:56:00,266 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-10 14:56:00,267 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-10 14:56:00,267 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-10 14:56:00,269 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-10 14:56:00,269 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "threaded-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 02:56:00" (1/2) ... [2021-07-10 14:56:00,269 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@be12665 and model type threaded-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 02:56:00, skipping insertion in model container [2021-07-10 14:56:00,270 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "threaded-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 02:56:00" (2/2) ... [2021-07-10 14:56:00,270 INFO L111 eAbstractionObserver]: Analyzing ICFG threaded-sum-2.wvr.bpl [2021-07-10 14:56:00,274 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-10 14:56:00,274 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-10 14:56:00,274 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-10 14:56:00,275 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-10 14:56:00,293 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-07-10 14:56:00,307 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 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 [2021-07-10 14:56:00,396 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-10 14:56:00,396 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-10 14:56:00,396 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-10 14:56:00,396 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-10 14:56:00,396 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-10 14:56:00,396 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-10 14:56:00,396 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-10 14:56:00,396 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-10 14:56:00,465 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 14:56:00,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 14:56:00,468 INFO L82 PathProgramCache]: Analyzing trace with hash 1128408176, now seen corresponding path program 1 times [2021-07-10 14:56:00,473 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 14:56:00,474 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1360889480] [2021-07-10 14:56:00,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 14:56:00,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 14:56:00,555 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 14:56:00,556 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 14:56:00,556 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1360889480] [2021-07-10 14:56:00,557 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1360889480] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 14:56:00,557 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 14:56:00,557 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-10 14:56:00,558 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [483558600] [2021-07-10 14:56:00,561 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-10 14:56:00,561 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 14:56:00,572 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-10 14:56:00,574 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-10 14:56:00,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:56:00,576 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 14:56:00,577 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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) [2021-07-10 14:56:00,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:56:00,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 14:56:00,662 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-10 14:56:00,662 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 14:56:00,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 14:56:00,663 INFO L82 PathProgramCache]: Analyzing trace with hash 2005188530, now seen corresponding path program 1 times [2021-07-10 14:56:00,663 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 14:56:00,663 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523639352] [2021-07-10 14:56:00,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 14:56:00,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 14:56:00,720 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-10 14:56:00,721 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 14:56:00,721 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1523639352] [2021-07-10 14:56:00,721 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1523639352] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 14:56:00,721 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 14:56:00,721 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-10 14:56:00,721 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [938412058] [2021-07-10 14:56:00,722 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-10 14:56:00,722 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 14:56:00,723 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-10 14:56:00,723 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-07-10 14:56:00,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:56:00,723 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 14:56:00,723 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) [2021-07-10 14:56:00,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 14:56:00,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:56:00,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 14:56:00,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 14:56:00,764 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-10 14:56:00,764 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 14:56:00,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 14:56:00,765 INFO L82 PathProgramCache]: Analyzing trace with hash 897001648, now seen corresponding path program 2 times [2021-07-10 14:56:00,765 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 14:56:00,765 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1003423012] [2021-07-10 14:56:00,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 14:56:00,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 14:56:01,012 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 14:56:01,013 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 14:56:01,013 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1003423012] [2021-07-10 14:56:01,013 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1003423012] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 14:56:01,013 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1023269847] [2021-07-10 14:56:01,013 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 14:56:01,137 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 14:56:01,138 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 14:56:01,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 15 conjunts are in the unsatisfiable core [2021-07-10 14:56:01,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 14:56:01,507 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 14:56:01,507 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1023269847] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 14:56:01,508 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 14:56:01,508 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-07-10 14:56:01,508 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [691367877] [2021-07-10 14:56:01,508 INFO L462 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-07-10 14:56:01,508 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 14:56:01,509 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-07-10 14:56:01,509 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=326, Unknown=0, NotChecked=0, Total=420 [2021-07-10 14:56:01,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:56:01,509 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 14:56:01,510 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 2.0) internal successors, (42), 20 states have internal predecessors, (42), 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) [2021-07-10 14:56:01,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 14:56:01,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 14:56:01,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:56:01,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 14:56:01,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 14:56:01,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 14:56:01,876 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 14:56:01,877 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 14:56:01,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 14:56:01,877 INFO L82 PathProgramCache]: Analyzing trace with hash 1081297454, now seen corresponding path program 3 times [2021-07-10 14:56:01,878 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 14:56:01,878 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [764159952] [2021-07-10 14:56:01,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 14:56:01,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 14:56:02,074 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 14:56:02,074 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 14:56:02,074 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [764159952] [2021-07-10 14:56:02,074 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [764159952] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 14:56:02,074 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [782922820] [2021-07-10 14:56:02,074 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 14:56:02,115 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-07-10 14:56:02,116 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 14:56:02,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 17 conjunts are in the unsatisfiable core [2021-07-10 14:56:02,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 14:56:02,412 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 14:56:02,413 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [782922820] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 14:56:02,413 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 14:56:02,413 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 22 [2021-07-10 14:56:02,413 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [730039537] [2021-07-10 14:56:02,413 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-07-10 14:56:02,414 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 14:56:02,414 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-07-10 14:56:02,415 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=412, Unknown=0, NotChecked=0, Total=506 [2021-07-10 14:56:02,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:56:02,415 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 14:56:02,415 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 2.0) internal successors, (46), 22 states have internal predecessors, (46), 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) [2021-07-10 14:56:02,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 14:56:02,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 14:56:02,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 14:56:02,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:56:02,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 14:56:02,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 14:56:02,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 14:56:02,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 14:56:02,809 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 14:56:02,809 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 14:56:02,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 14:56:02,810 INFO L82 PathProgramCache]: Analyzing trace with hash -631086474, now seen corresponding path program 4 times [2021-07-10 14:56:02,810 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 14:56:02,810 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1669236475] [2021-07-10 14:56:02,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 14:56:02,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 14:56:03,093 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-07-10 14:56:03,093 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 14:56:03,093 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1669236475] [2021-07-10 14:56:03,094 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1669236475] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 14:56:03,094 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1905452688] [2021-07-10 14:56:03,094 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 14:56:03,174 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-10 14:56:03,175 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 14:56:03,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 22 conjunts are in the unsatisfiable core [2021-07-10 14:56:03,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 14:56:03,780 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 14:56:03,780 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1905452688] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 14:56:03,780 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 14:56:03,781 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 16] total 28 [2021-07-10 14:56:03,781 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [725792834] [2021-07-10 14:56:03,781 INFO L462 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-07-10 14:56:03,781 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 14:56:03,781 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-07-10 14:56:03,782 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=113, Invalid=699, Unknown=0, NotChecked=0, Total=812 [2021-07-10 14:56:03,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:56:03,782 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 14:56:03,782 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 29 states, 29 states have (on average 1.9655172413793103) internal successors, (57), 28 states have internal predecessors, (57), 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) [2021-07-10 14:56:03,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 14:56:03,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 14:56:03,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 14:56:03,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 14:56:03,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:56:04,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 14:56:04,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 14:56:04,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 14:56:04,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 14:56:04,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-10 14:56:04,638 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 14:56:04,638 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 14:56:04,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 14:56:04,639 INFO L82 PathProgramCache]: Analyzing trace with hash -2034512330, now seen corresponding path program 5 times [2021-07-10 14:56:04,639 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 14:56:04,640 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [382148380] [2021-07-10 14:56:04,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 14:56:04,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 14:56:05,125 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-07-10 14:56:05,125 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 14:56:05,125 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [382148380] [2021-07-10 14:56:05,126 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [382148380] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 14:56:05,126 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1370617470] [2021-07-10 14:56:05,126 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 14:56:05,171 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2021-07-10 14:56:05,176 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 14:56:05,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 25 conjunts are in the unsatisfiable core [2021-07-10 14:56:05,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 14:56:06,076 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 14:56:06,077 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1370617470] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 14:56:06,077 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 14:56:06,077 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 18] total 29 [2021-07-10 14:56:06,077 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [73590670] [2021-07-10 14:56:06,077 INFO L462 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-07-10 14:56:06,077 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 14:56:06,078 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-07-10 14:56:06,078 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=761, Unknown=0, NotChecked=0, Total=870 [2021-07-10 14:56:06,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:56:06,078 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 14:56:06,078 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 30 states, 30 states have (on average 2.033333333333333) internal successors, (61), 29 states have internal predecessors, (61), 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) [2021-07-10 14:56:06,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 14:56:06,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 14:56:06,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 14:56:06,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 14:56:06,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-10 14:56:06,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:56:06,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 14:56:06,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 14:56:06,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 14:56:06,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 14:56:06,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-10 14:56:06,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-10 14:56:07,108 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-07-10 14:56:07,108 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 14:56:07,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 14:56:07,109 INFO L82 PathProgramCache]: Analyzing trace with hash 1141741814, now seen corresponding path program 6 times [2021-07-10 14:56:07,109 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 14:56:07,109 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1176333485] [2021-07-10 14:56:07,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 14:56:07,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 14:56:07,483 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 68 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-07-10 14:56:07,483 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 14:56:07,483 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1176333485] [2021-07-10 14:56:07,483 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1176333485] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 14:56:07,483 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [456490682] [2021-07-10 14:56:07,484 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 14:56:07,543 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2021-07-10 14:56:07,545 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 14:56:07,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 27 conjunts are in the unsatisfiable core [2021-07-10 14:56:07,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 14:56:08,881 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 14:56:08,881 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [456490682] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 14:56:08,881 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 14:56:08,881 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 21] total 32 [2021-07-10 14:56:08,881 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1723753946] [2021-07-10 14:56:08,881 INFO L462 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-07-10 14:56:08,882 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 14:56:08,882 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-07-10 14:56:08,882 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=121, Invalid=935, Unknown=0, NotChecked=0, Total=1056 [2021-07-10 14:56:08,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:56:08,882 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 14:56:08,882 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 33 states, 33 states have (on average 2.0) internal successors, (66), 32 states have internal predecessors, (66), 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) [2021-07-10 14:56:08,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 14:56:08,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 14:56:08,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 14:56:08,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 14:56:08,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-10 14:56:08,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-10 14:56:08,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:56:10,659 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 47 [2021-07-10 14:56:12,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 14:56:12,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 14:56:12,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 14:56:12,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-10 14:56:12,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-07-10 14:56:12,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-07-10 14:56:12,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-07-10 14:56:12,762 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 14:56:12,770 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-10 14:56:12,772 INFO L202 PluginConnector]: Adding new model threaded-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 02:56:12 BasicIcfg [2021-07-10 14:56:12,772 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-10 14:56:12,772 INFO L168 Benchmark]: Toolchain (without parser) took 12732.02 ms. Allocated memory was 253.8 MB in the beginning and 595.6 MB in the end (delta: 341.8 MB). Free memory was 234.3 MB in the beginning and 456.6 MB in the end (delta: -222.3 MB). Peak memory consumption was 121.0 MB. Max. memory is 8.0 GB. [2021-07-10 14:56:12,772 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.57 ms. Allocated memory is still 253.8 MB. Free memory is still 235.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-10 14:56:12,772 INFO L168 Benchmark]: Boogie Procedure Inliner took 16.46 ms. Allocated memory is still 253.8 MB. Free memory was 234.1 MB in the beginning and 232.9 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-10 14:56:12,772 INFO L168 Benchmark]: Boogie Preprocessor took 9.76 ms. Allocated memory is still 253.8 MB. Free memory was 232.9 MB in the beginning and 231.8 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-10 14:56:12,772 INFO L168 Benchmark]: RCFGBuilder took 196.96 ms. Allocated memory is still 253.8 MB. Free memory was 231.8 MB in the beginning and 219.8 MB in the end (delta: 12.0 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-07-10 14:56:12,772 INFO L168 Benchmark]: TraceAbstraction took 12504.94 ms. Allocated memory was 253.8 MB in the beginning and 595.6 MB in the end (delta: 341.8 MB). Free memory was 219.5 MB in the beginning and 456.6 MB in the end (delta: -237.2 MB). Peak memory consumption was 105.3 MB. Max. memory is 8.0 GB. [2021-07-10 14:56:12,773 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 0.57 ms. Allocated memory is still 253.8 MB. Free memory is still 235.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 16.46 ms. Allocated memory is still 253.8 MB. Free memory was 234.1 MB in the beginning and 232.9 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 9.76 ms. Allocated memory is still 253.8 MB. Free memory was 232.9 MB in the beginning and 231.8 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 196.96 ms. Allocated memory is still 253.8 MB. Free memory was 231.8 MB in the beginning and 219.8 MB in the end (delta: 12.0 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 12504.94 ms. Allocated memory was 253.8 MB in the beginning and 595.6 MB in the end (delta: 341.8 MB). Free memory was 219.5 MB in the beginning and 456.6 MB in the end (delta: -237.2 MB). Peak memory consumption was 105.3 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: 1111, positive: 842, positive conditional: 733, positive unconditional: 109, negative: 269, negative conditional: 261, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 875, positive: 842, positive conditional: 733, positive unconditional: 109, negative: 33, negative conditional: 25, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 875, positive: 786, positive conditional: 0, positive unconditional: 786, negative: 89, negative conditional: 0, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 95, positive: 89, positive conditional: 0, positive unconditional: 89, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 95, positive: 85, positive conditional: 0, positive unconditional: 85, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 41, positive: 8, positive conditional: 4, positive unconditional: 4, negative: 33, negative conditional: 27, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 20, positive conditional: 10, positive unconditional: 10, negative: 117, negative conditional: 70, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 875, positive: 697, positive conditional: 0, positive unconditional: 697, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 95, unknown conditional: 0, unknown unconditional: 95] , Statistics on independence cache: Total cache size (in pairs): 126, Positive cache size: 93, Positive conditional cache size: 4, Positive unconditional cache size: 89, Negative cache size: 33, Negative conditional cache size: 27, Negative unconditional cache size: 6, SemanticConditionEliminator.Independence Queries: [ total: 232, positive: 56, positive conditional: 56, positive unconditional: 0, negative: 176, negative conditional: 105, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 232, positive: 56, positive conditional: 56, positive unconditional: 0, negative: 176, negative conditional: 105, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 41, positive: 8, positive conditional: 4, positive unconditional: 4, negative: 33, negative conditional: 27, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 20, positive conditional: 10, positive unconditional: 10, negative: 117, negative conditional: 70, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 232, positive: 52, positive conditional: 52, positive unconditional: 0, negative: 149, negative conditional: 78, negative unconditional: 71, unknown: 31, unknown conditional: 31, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 126, Positive cache size: 93, Positive conditional cache size: 4, Positive unconditional cache size: 89, Negative cache size: 33, Negative conditional cache size: 27, Negative unconditional cache size: 6, Eliminated conditions: 65, SemanticConditionEliminator.Independence Queries: [ total: 232, positive: 56, positive conditional: 56, positive unconditional: 0, negative: 176, negative conditional: 105, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 232, positive: 56, positive conditional: 56, positive unconditional: 0, negative: 176, negative conditional: 105, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 41, positive: 8, positive conditional: 4, positive unconditional: 4, negative: 33, negative conditional: 27, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 20, positive conditional: 10, positive unconditional: 10, negative: 117, negative conditional: 70, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 232, positive: 52, positive conditional: 52, positive unconditional: 0, negative: 149, negative conditional: 78, negative unconditional: 71, unknown: 31, unknown conditional: 31, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 126, Positive cache size: 93, Positive conditional cache size: 4, Positive unconditional cache size: 89, Negative cache size: 33, Negative conditional cache size: 27, Negative unconditional cache size: 6, Eliminated conditions: 65, SemanticConditionEliminator.Independence Queries: [ total: 232, positive: 56, positive conditional: 56, positive unconditional: 0, negative: 176, negative conditional: 105, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 232, positive: 56, positive conditional: 56, positive unconditional: 0, negative: 176, negative conditional: 105, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 41, positive: 8, positive conditional: 4, positive unconditional: 4, negative: 33, negative conditional: 27, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 20, positive conditional: 10, positive unconditional: 10, negative: 117, negative conditional: 70, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 232, positive: 52, positive conditional: 52, positive unconditional: 0, negative: 149, negative conditional: 78, negative unconditional: 71, unknown: 31, unknown conditional: 31, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 126, Positive cache size: 93, Positive conditional cache size: 4, Positive unconditional cache size: 89, Negative cache size: 33, Negative conditional cache size: 27, Negative unconditional cache size: 6, Eliminated conditions: 65, SemanticConditionEliminator.Independence Queries: [ total: 232, positive: 56, positive conditional: 56, positive unconditional: 0, negative: 176, negative conditional: 105, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 232, positive: 56, positive conditional: 56, positive unconditional: 0, negative: 176, negative conditional: 105, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 41, positive: 8, positive conditional: 4, positive unconditional: 4, negative: 33, negative conditional: 27, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 20, positive conditional: 10, positive unconditional: 10, negative: 117, negative conditional: 70, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 232, positive: 52, positive conditional: 52, positive unconditional: 0, negative: 149, negative conditional: 78, negative unconditional: 71, unknown: 31, unknown conditional: 31, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 126, Positive cache size: 93, Positive conditional cache size: 4, Positive unconditional cache size: 89, Negative cache size: 33, Negative conditional cache size: 27, Negative unconditional cache size: 6, Eliminated conditions: 65, SemanticConditionEliminator.Independence Queries: [ total: 232, positive: 56, positive conditional: 56, positive unconditional: 0, negative: 176, negative conditional: 105, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 232, positive: 56, positive conditional: 56, positive unconditional: 0, negative: 176, negative conditional: 105, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 41, positive: 8, positive conditional: 4, positive unconditional: 4, negative: 33, negative conditional: 27, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 20, positive conditional: 10, positive unconditional: 10, negative: 117, negative conditional: 70, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 232, positive: 52, positive conditional: 52, positive unconditional: 0, negative: 149, negative conditional: 78, negative unconditional: 71, unknown: 31, unknown conditional: 31, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 126, Positive cache size: 93, Positive conditional cache size: 4, Positive unconditional cache size: 89, Negative cache size: 33, Negative conditional cache size: 27, Negative unconditional cache size: 6, Eliminated conditions: 65, SemanticConditionEliminator.Independence Queries: [ total: 232, positive: 56, positive conditional: 56, positive unconditional: 0, negative: 176, negative conditional: 105, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 232, positive: 56, positive conditional: 56, positive unconditional: 0, negative: 176, negative conditional: 105, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 41, positive: 8, positive conditional: 4, positive unconditional: 4, negative: 33, negative conditional: 27, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 20, positive conditional: 10, positive unconditional: 10, negative: 117, negative conditional: 70, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 232, positive: 52, positive conditional: 52, positive unconditional: 0, negative: 149, negative conditional: 78, negative unconditional: 71, unknown: 31, unknown conditional: 31, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 126, Positive cache size: 93, Positive conditional cache size: 4, Positive unconditional cache size: 89, Negative cache size: 33, Negative conditional cache size: 27, Negative unconditional cache size: 6, Eliminated conditions: 65, SemanticConditionEliminator.Independence Queries: [ total: 232, positive: 56, positive conditional: 56, positive unconditional: 0, negative: 176, negative conditional: 105, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 232, positive: 56, positive conditional: 56, positive unconditional: 0, negative: 176, negative conditional: 105, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 41, positive: 8, positive conditional: 4, positive unconditional: 4, negative: 33, negative conditional: 27, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 20, positive conditional: 10, positive unconditional: 10, negative: 117, negative conditional: 70, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 232, positive: 52, positive conditional: 52, positive unconditional: 0, negative: 149, negative conditional: 78, negative unconditional: 71, unknown: 31, unknown conditional: 31, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 126, Positive cache size: 93, Positive conditional cache size: 4, Positive unconditional cache size: 89, Negative cache size: 33, Negative conditional cache size: 27, Negative unconditional cache size: 6, Eliminated conditions: 65 ], Maximal queried relation: 7, Independence queries for same thread: 236 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 74, Number of persistent set computation: 28, Number of trivial persistent sets: 23, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1111, positive: 842, positive conditional: 733, positive unconditional: 109, negative: 269, negative conditional: 261, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 875, positive: 842, positive conditional: 733, positive unconditional: 109, negative: 33, negative conditional: 25, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 875, positive: 786, positive conditional: 0, positive unconditional: 786, negative: 89, negative conditional: 0, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 95, positive: 89, positive conditional: 0, positive unconditional: 89, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 95, positive: 85, positive conditional: 0, positive unconditional: 85, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 41, positive: 8, positive conditional: 4, positive unconditional: 4, negative: 33, negative conditional: 27, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 20, positive conditional: 10, positive unconditional: 10, negative: 117, negative conditional: 70, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 875, positive: 697, positive conditional: 0, positive unconditional: 697, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 95, unknown conditional: 0, unknown unconditional: 95] , Statistics on independence cache: Total cache size (in pairs): 126, Positive cache size: 93, Positive conditional cache size: 4, Positive unconditional cache size: 89, Negative cache size: 33, Negative conditional cache size: 27, Negative unconditional cache size: 6, SemanticConditionEliminator.Independence Queries: [ total: 232, positive: 56, positive conditional: 56, positive unconditional: 0, negative: 176, negative conditional: 105, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 232, positive: 56, positive conditional: 56, positive unconditional: 0, negative: 176, negative conditional: 105, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 41, positive: 8, positive conditional: 4, positive unconditional: 4, negative: 33, negative conditional: 27, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 20, positive conditional: 10, positive unconditional: 10, negative: 117, negative conditional: 70, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 232, positive: 52, positive conditional: 52, positive unconditional: 0, negative: 149, negative conditional: 78, negative unconditional: 71, unknown: 31, unknown conditional: 31, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 126, Positive cache size: 93, Positive conditional cache size: 4, Positive unconditional cache size: 89, Negative cache size: 33, Negative conditional cache size: 27, Negative unconditional cache size: 6, Eliminated conditions: 65, SemanticConditionEliminator.Independence Queries: [ total: 232, positive: 56, positive conditional: 56, positive unconditional: 0, negative: 176, negative conditional: 105, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 232, positive: 56, positive conditional: 56, positive unconditional: 0, negative: 176, negative conditional: 105, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 41, positive: 8, positive conditional: 4, positive unconditional: 4, negative: 33, negative conditional: 27, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 20, positive conditional: 10, positive unconditional: 10, negative: 117, negative conditional: 70, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 232, positive: 52, positive conditional: 52, positive unconditional: 0, negative: 149, negative conditional: 78, negative unconditional: 71, unknown: 31, unknown conditional: 31, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 126, Positive cache size: 93, Positive conditional cache size: 4, Positive unconditional cache size: 89, Negative cache size: 33, Negative conditional cache size: 27, Negative unconditional cache size: 6, Eliminated conditions: 65, SemanticConditionEliminator.Independence Queries: [ total: 232, positive: 56, positive conditional: 56, positive unconditional: 0, negative: 176, negative conditional: 105, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 232, positive: 56, positive conditional: 56, positive unconditional: 0, negative: 176, negative conditional: 105, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 41, positive: 8, positive conditional: 4, positive unconditional: 4, negative: 33, negative conditional: 27, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 20, positive conditional: 10, positive unconditional: 10, negative: 117, negative conditional: 70, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 232, positive: 52, positive conditional: 52, positive unconditional: 0, negative: 149, negative conditional: 78, negative unconditional: 71, unknown: 31, unknown conditional: 31, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 126, Positive cache size: 93, Positive conditional cache size: 4, Positive unconditional cache size: 89, Negative cache size: 33, Negative conditional cache size: 27, Negative unconditional cache size: 6, Eliminated conditions: 65, SemanticConditionEliminator.Independence Queries: [ total: 232, positive: 56, positive conditional: 56, positive unconditional: 0, negative: 176, negative conditional: 105, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 232, positive: 56, positive conditional: 56, positive unconditional: 0, negative: 176, negative conditional: 105, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 41, positive: 8, positive conditional: 4, positive unconditional: 4, negative: 33, negative conditional: 27, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 20, positive conditional: 10, positive unconditional: 10, negative: 117, negative conditional: 70, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 232, positive: 52, positive conditional: 52, positive unconditional: 0, negative: 149, negative conditional: 78, negative unconditional: 71, unknown: 31, unknown conditional: 31, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 126, Positive cache size: 93, Positive conditional cache size: 4, Positive unconditional cache size: 89, Negative cache size: 33, Negative conditional cache size: 27, Negative unconditional cache size: 6, Eliminated conditions: 65, SemanticConditionEliminator.Independence Queries: [ total: 232, positive: 56, positive conditional: 56, positive unconditional: 0, negative: 176, negative conditional: 105, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 232, positive: 56, positive conditional: 56, positive unconditional: 0, negative: 176, negative conditional: 105, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 41, positive: 8, positive conditional: 4, positive unconditional: 4, negative: 33, negative conditional: 27, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 20, positive conditional: 10, positive unconditional: 10, negative: 117, negative conditional: 70, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 232, positive: 52, positive conditional: 52, positive unconditional: 0, negative: 149, negative conditional: 78, negative unconditional: 71, unknown: 31, unknown conditional: 31, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 126, Positive cache size: 93, Positive conditional cache size: 4, Positive unconditional cache size: 89, Negative cache size: 33, Negative conditional cache size: 27, Negative unconditional cache size: 6, Eliminated conditions: 65, SemanticConditionEliminator.Independence Queries: [ total: 232, positive: 56, positive conditional: 56, positive unconditional: 0, negative: 176, negative conditional: 105, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 232, positive: 56, positive conditional: 56, positive unconditional: 0, negative: 176, negative conditional: 105, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 41, positive: 8, positive conditional: 4, positive unconditional: 4, negative: 33, negative conditional: 27, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 20, positive conditional: 10, positive unconditional: 10, negative: 117, negative conditional: 70, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 232, positive: 52, positive conditional: 52, positive unconditional: 0, negative: 149, negative conditional: 78, negative unconditional: 71, unknown: 31, unknown conditional: 31, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 126, Positive cache size: 93, Positive conditional cache size: 4, Positive unconditional cache size: 89, Negative cache size: 33, Negative conditional cache size: 27, Negative unconditional cache size: 6, Eliminated conditions: 65, SemanticConditionEliminator.Independence Queries: [ total: 232, positive: 56, positive conditional: 56, positive unconditional: 0, negative: 176, negative conditional: 105, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 232, positive: 56, positive conditional: 56, positive unconditional: 0, negative: 176, negative conditional: 105, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 41, positive: 8, positive conditional: 4, positive unconditional: 4, negative: 33, negative conditional: 27, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 20, positive conditional: 10, positive unconditional: 10, negative: 117, negative conditional: 70, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 232, positive: 52, positive conditional: 52, positive unconditional: 0, negative: 149, negative conditional: 78, negative unconditional: 71, unknown: 31, unknown conditional: 31, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 126, Positive cache size: 93, Positive conditional cache size: 4, Positive unconditional cache size: 89, Negative cache size: 33, Negative conditional cache size: 27, Negative unconditional cache size: 6, Eliminated conditions: 65 ], Maximal queried relation: 7, Independence queries for same thread: 236 - PositiveResult [Line: 55]: 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: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 34 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 12452.0ms, OverallIterations: 7, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 8.5ms, PartialOrderReductionTime: 5640.5ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 174, 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: 37.2ms SsaConstructionTime, 142.1ms SatisfiabilityAnalysisTime, 5107.1ms InterpolantComputationTime, 339 NumberOfCodeBlocks, 339 NumberOfCodeBlocksAsserted, 29 NumberOfCheckSat, 327 ConstructedInterpolants, 0 QuantifiedInterpolants, 8452 SizeOfPredicates, 25 NumberOfNonLiveVariables, 237 ConjunctsInSsa, 106 ConjunctsInUnsatCore, 12 InterpolantComputations, 2 PerfectInterpolantSequences, 32/373 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 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...