/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-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-bad/counter-queue.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 19:03:25,333 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 19:03:25,335 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 19:03:25,359 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 19:03:25,392 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-Lockstep.epf [2021-07-14 19:03:25,441 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 19:03:25,442 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 19:03:25,442 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 19:03:25,442 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 19:03:25,443 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 19:03:25,443 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 19:03:25,443 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 19:03:25,443 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 19:03:25,444 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 19:03:25,444 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 19:03:25,444 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 19:03:25,444 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 19:03:25,444 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 19:03:25,444 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 19:03:25,445 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 19:03:25,445 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 19:03:25,445 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 19:03:25,445 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 19:03:25,445 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 19:03:25,445 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 19:03:25,445 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 19:03:25,446 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 19:03:25,446 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 19:03:25,446 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 19:03:25,446 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 19:03:25,446 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 19:03:25,446 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 19:03:25,446 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 19:03:25,447 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-07-14 19:03:25,447 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 19:03:25,447 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 19:03:25,447 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 19:03:25,447 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 19:03:25,447 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-14 19:03:25,447 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 19:03:25,700 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 19:03:25,725 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 19:03:25,727 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 19:03:25,728 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-14 19:03:25,729 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-14 19:03:25,730 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-bad/counter-queue.wvr.bpl [2021-07-14 19:03:25,730 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-bad/counter-queue.wvr.bpl' [2021-07-14 19:03:25,755 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 19:03:25,757 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-14 19:03:25,757 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 19:03:25,758 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 19:03:25,758 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 19:03:25,769 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "counter-queue.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 07:03:25" (1/1) ... [2021-07-14 19:03:25,776 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "counter-queue.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 07:03:25" (1/1) ... [2021-07-14 19:03:25,785 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 19:03:25,787 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 19:03:25,787 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 19:03:25,788 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 19:03:25,794 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "counter-queue.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 07:03:25" (1/1) ... [2021-07-14 19:03:25,794 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "counter-queue.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 07:03:25" (1/1) ... [2021-07-14 19:03:25,795 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "counter-queue.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 07:03:25" (1/1) ... [2021-07-14 19:03:25,795 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "counter-queue.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 07:03:25" (1/1) ... [2021-07-14 19:03:25,798 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "counter-queue.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 07:03:25" (1/1) ... [2021-07-14 19:03:25,800 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "counter-queue.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 07:03:25" (1/1) ... [2021-07-14 19:03:25,801 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "counter-queue.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 07:03:25" (1/1) ... [2021-07-14 19:03:25,803 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 19:03:25,804 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 19:03:25,804 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 19:03:25,805 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 19:03:25,806 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "counter-queue.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 07:03:25" (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 [2021-07-14 19:03:25,878 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-07-14 19:03:25,878 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-07-14 19:03:25,879 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-07-14 19:03:25,879 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-07-14 19:03:25,879 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-07-14 19:03:25,879 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-07-14 19:03:25,879 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-14 19:03:25,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 19:03:25,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 19:03:25,881 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-14 19:03:26,103 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 19:03:26,103 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-07-14 19:03:26,105 INFO L202 PluginConnector]: Adding new model counter-queue.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 07:03:26 BoogieIcfgContainer [2021-07-14 19:03:26,105 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 19:03:26,106 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 19:03:26,106 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 19:03:26,109 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 19:03:26,109 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "counter-queue.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 07:03:25" (1/2) ... [2021-07-14 19:03:26,110 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74907e96 and model type counter-queue.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 07:03:26, skipping insertion in model container [2021-07-14 19:03:26,110 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "counter-queue.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 07:03:26" (2/2) ... [2021-07-14 19:03:26,111 INFO L111 eAbstractionObserver]: Analyzing ICFG counter-queue.wvr.bpl [2021-07-14 19:03:26,115 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 19:03:26,116 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 19:03:26,116 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 19:03:26,116 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 19:03:26,142 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-07-14 19:03:26,186 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 [2021-07-14 19:03:26,294 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 19:03:26,294 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 19:03:26,294 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 19:03:26,294 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 19:03:26,294 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 19:03:26,294 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 19:03:26,294 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 19:03:26,294 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 19:03:26,429 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 19:03:26,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 19:03:26,437 INFO L82 PathProgramCache]: Analyzing trace with hash 651288853, now seen corresponding path program 1 times [2021-07-14 19:03:26,444 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 19:03:26,445 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757373931] [2021-07-14 19:03:26,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 19:03:26,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 19:03:26,763 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 19:03:26,764 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 19:03:26,764 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [757373931] [2021-07-14 19:03:26,765 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [757373931] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 19:03:26,765 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [249914242] [2021-07-14 19:03:26,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2021-07-14 19:03:26,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 19:03:26,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 11 conjunts are in the unsatisfiable core [2021-07-14 19:03:26,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 19:03:27,030 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 19:03:27,034 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2021-07-14 19:03:27,036 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 19:03:27,043 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 19:03:27,048 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 19:03:27,048 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:25, output treesize:7 [2021-07-14 19:03:27,074 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 19:03:27,074 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [249914242] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 19:03:27,074 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 19:03:27,075 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2021-07-14 19:03:27,076 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729193377] [2021-07-14 19:03:27,080 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-07-14 19:03:27,080 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 19:03:27,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-07-14 19:03:27,123 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-07-14 19:03:27,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 19:03:27,125 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 19:03:27,127 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 3.111111111111111) internal successors, (28), 8 states have internal predecessors, (28), 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) [2021-07-14 19:03:27,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 19:03:27,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 19:03:27,381 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-07-14 19:03:27,381 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 19:03:27,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 19:03:27,382 INFO L82 PathProgramCache]: Analyzing trace with hash 224824727, now seen corresponding path program 2 times [2021-07-14 19:03:27,382 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 19:03:27,382 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1666296811] [2021-07-14 19:03:27,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 19:03:27,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 19:03:27,499 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 19:03:27,499 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 19:03:27,500 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1666296811] [2021-07-14 19:03:27,500 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1666296811] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 19:03:27,501 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1881191414] [2021-07-14 19:03:27,501 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 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 [2021-07-14 19:03:27,553 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 19:03:27,553 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 19:03:27,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 7 conjunts are in the unsatisfiable core [2021-07-14 19:03:27,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 19:03:27,710 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 19:03:27,710 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1881191414] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 19:03:27,710 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 19:03:27,710 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 13 [2021-07-14 19:03:27,711 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1041009977] [2021-07-14 19:03:27,711 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-07-14 19:03:27,711 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 19:03:27,712 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-07-14 19:03:27,713 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2021-07-14 19:03:27,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 19:03:27,713 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 19:03:27,713 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 2.4285714285714284) internal successors, (34), 13 states have internal predecessors, (34), 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) [2021-07-14 19:03:27,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 19:03:27,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 19:03:27,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 19:03:27,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 19:03:28,100 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 19:03:28,101 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 19:03:28,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 19:03:28,101 INFO L82 PathProgramCache]: Analyzing trace with hash 385480277, now seen corresponding path program 3 times [2021-07-14 19:03:28,102 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 19:03:28,102 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [603678437] [2021-07-14 19:03:28,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 19:03:28,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 19:03:28,264 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 19:03:28,265 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 19:03:28,265 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [603678437] [2021-07-14 19:03:28,265 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [603678437] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 19:03:28,265 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [250886955] [2021-07-14 19:03:28,266 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 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 [2021-07-14 19:03:28,308 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-07-14 19:03:28,308 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 19:03:28,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 19 conjunts are in the unsatisfiable core [2021-07-14 19:03:28,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 19:03:28,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:28,534 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 19:03:28,535 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 19:03:28,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 7 [2021-07-14 19:03:28,537 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 19:03:28,544 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 19:03:28,546 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 19:03:28,546 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:43, output treesize:7 [2021-07-14 19:03:28,566 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 19:03:28,566 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [250886955] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 19:03:28,566 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 19:03:28,566 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2021-07-14 19:03:28,567 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1422699283] [2021-07-14 19:03:28,567 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-07-14 19:03:28,567 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 19:03:28,568 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-07-14 19:03:28,568 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2021-07-14 19:03:28,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 19:03:28,568 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 19:03:28,568 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 2.8461538461538463) internal successors, (37), 12 states have internal predecessors, (37), 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) [2021-07-14 19:03:28,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 19:03:28,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 19:03:28,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 19:03:28,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 19:03:28,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 19:03:28,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 19:03:28,868 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 19:03:28,870 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 19:03:28,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 19:03:28,870 INFO L82 PathProgramCache]: Analyzing trace with hash 310415831, now seen corresponding path program 4 times [2021-07-14 19:03:28,870 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 19:03:28,870 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [840088959] [2021-07-14 19:03:28,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 19:03:28,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 19:03:28,971 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 19:03:28,972 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 19:03:28,972 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [840088959] [2021-07-14 19:03:28,972 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [840088959] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 19:03:28,972 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [365400152] [2021-07-14 19:03:28,972 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 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 [2021-07-14 19:03:29,003 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-14 19:03:29,003 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 19:03:29,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 9 conjunts are in the unsatisfiable core [2021-07-14 19:03:29,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 19:03:29,170 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 19:03:29,170 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [365400152] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 19:03:29,170 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 19:03:29,170 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 17 [2021-07-14 19:03:29,171 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [90261906] [2021-07-14 19:03:29,171 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-07-14 19:03:29,171 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 19:03:29,172 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-07-14 19:03:29,172 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2021-07-14 19:03:29,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 19:03:29,172 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 19:03:29,172 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 2.3333333333333335) internal successors, (42), 17 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) [2021-07-14 19:03:29,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 19:03:29,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 19:03:29,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 19:03:29,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 19:03:29,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 19:03:29,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 19:03:29,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 19:03:29,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 19:03:29,648 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 19:03:29,649 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 19:03:29,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 19:03:29,649 INFO L82 PathProgramCache]: Analyzing trace with hash 1034152597, now seen corresponding path program 5 times [2021-07-14 19:03:29,650 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 19:03:29,650 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [746775677] [2021-07-14 19:03:29,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 19:03:29,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 19:03:29,986 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 19:03:29,986 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 19:03:29,986 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [746775677] [2021-07-14 19:03:29,987 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [746775677] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 19:03:29,989 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1327811779] [2021-07-14 19:03:29,989 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 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 [2021-07-14 19:03:30,035 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-07-14 19:03:30,035 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 19:03:30,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 27 conjunts are in the unsatisfiable core [2021-07-14 19:03:30,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 19:03:30,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:30,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:30,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:30,338 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 19:03:30,339 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 19:03:30,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:30,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:30,341 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 19:03:30,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 7 [2021-07-14 19:03:30,344 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 19:03:30,349 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 19:03:30,351 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 19:03:30,351 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:59, output treesize:7 [2021-07-14 19:03:30,373 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 19:03:30,373 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1327811779] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 19:03:30,374 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 19:03:30,374 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 10] total 20 [2021-07-14 19:03:30,374 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1315705726] [2021-07-14 19:03:30,374 INFO L462 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-07-14 19:03:30,374 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 19:03:30,375 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-07-14 19:03:30,375 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=352, Unknown=0, NotChecked=0, Total=420 [2021-07-14 19:03:30,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 19:03:30,375 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 19:03:30,376 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 2.1904761904761907) internal successors, (46), 20 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) [2021-07-14 19:03:30,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 19:03:30,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 19:03:30,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 19:03:30,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 19:03:30,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 19:03:31,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 19:03:31,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 19:03:31,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 19:03:31,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 19:03:31,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 19:03:31,434 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 19:03:31,434 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 19:03:31,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 19:03:31,436 INFO L82 PathProgramCache]: Analyzing trace with hash 790920661, now seen corresponding path program 6 times [2021-07-14 19:03:31,442 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 19:03:31,442 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [693954654] [2021-07-14 19:03:31,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 19:03:31,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 19:03:31,932 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 1 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 19:03:31,932 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 19:03:31,933 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [693954654] [2021-07-14 19:03:31,933 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [693954654] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 19:03:31,933 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1342831677] [2021-07-14 19:03:31,933 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 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 19:03:31,981 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-07-14 19:03:31,982 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 19:03:31,983 WARN L261 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 35 conjunts are in the unsatisfiable core [2021-07-14 19:03:31,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 19:03:32,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:32,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:32,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:32,365 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 19:03:32,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:32,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:32,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:32,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:32,369 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 19:03:32,370 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 19:03:32,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:32,371 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 19:03:32,372 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 6 disjoint index pairs (out of 28 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 7 [2021-07-14 19:03:32,373 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 19:03:32,379 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 19:03:32,380 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 19:03:32,380 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:75, output treesize:7 [2021-07-14 19:03:32,402 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 19:03:32,402 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1342831677] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 19:03:32,402 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 19:03:32,403 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 12] total 24 [2021-07-14 19:03:32,403 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [88355899] [2021-07-14 19:03:32,403 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-07-14 19:03:32,403 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 19:03:32,404 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-07-14 19:03:32,404 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=517, Unknown=0, NotChecked=0, Total=600 [2021-07-14 19:03:32,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 19:03:32,404 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 19:03:32,404 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 2.16) internal successors, (54), 24 states have internal predecessors, (54), 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) [2021-07-14 19:03:32,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 19:03:32,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 19:03:32,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 19:03:32,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 19:03:32,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-14 19:03:32,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 19:03:33,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 19:03:33,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 19:03:33,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 19:03:33,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 19:03:33,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 19:03:33,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-14 19:03:33,822 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 19:03:33,823 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 19:03:33,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 19:03:33,823 INFO L82 PathProgramCache]: Analyzing trace with hash -1587515371, now seen corresponding path program 7 times [2021-07-14 19:03:33,823 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 19:03:33,823 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [925694261] [2021-07-14 19:03:33,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 19:03:33,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 19:03:34,331 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 4 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 19:03:34,331 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 19:03:34,331 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [925694261] [2021-07-14 19:03:34,331 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [925694261] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 19:03:34,331 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1656754933] [2021-07-14 19:03:34,331 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 19:03:34,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 19:03:34,363 WARN L261 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 43 conjunts are in the unsatisfiable core [2021-07-14 19:03:34,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 19:03:34,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:34,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:34,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:34,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:34,915 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 19:03:34,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:34,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:34,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:34,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:34,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:34,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:34,920 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 19:03:34,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:34,922 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 19:03:34,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:34,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:34,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:34,924 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 19:03:34,925 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 19:03:34,928 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 10 disjoint index pairs (out of 45 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 7 [2021-07-14 19:03:34,929 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 19:03:34,934 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 19:03:34,936 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 19:03:34,936 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:91, output treesize:7 [2021-07-14 19:03:34,961 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 19:03:34,962 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1656754933] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 19:03:34,962 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 19:03:34,962 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 14] total 28 [2021-07-14 19:03:34,962 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1988430436] [2021-07-14 19:03:34,962 INFO L462 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-07-14 19:03:34,962 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 19:03:34,963 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-07-14 19:03:34,963 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=712, Unknown=0, NotChecked=0, Total=812 [2021-07-14 19:03:34,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 19:03:34,963 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 19:03:34,964 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 29 states, 29 states have (on average 2.1379310344827585) internal successors, (62), 28 states have internal predecessors, (62), 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) [2021-07-14 19:03:34,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 19:03:34,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 19:03:34,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 19:03:34,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 19:03:34,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-14 19:03:34,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-14 19:03:34,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 19:03:36,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 19:03:36,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 19:03:36,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 19:03:36,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 19:03:36,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 19:03:36,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-14 19:03:36,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-14 19:03:36,634 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-07-14 19:03:36,635 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 19:03:36,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 19:03:36,635 INFO L82 PathProgramCache]: Analyzing trace with hash 1741455701, now seen corresponding path program 8 times [2021-07-14 19:03:36,635 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 19:03:36,635 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [870461258] [2021-07-14 19:03:36,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 19:03:36,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 19:03:37,129 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 19:03:37,130 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 19:03:37,130 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [870461258] [2021-07-14 19:03:37,130 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [870461258] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 19:03:37,130 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [83376829] [2021-07-14 19:03:37,130 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 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 19:03:37,173 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 19:03:37,173 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 19:03:37,174 WARN L261 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 51 conjunts are in the unsatisfiable core [2021-07-14 19:03:37,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 19:03:37,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:37,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:37,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:37,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:37,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:37,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:37,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:37,851 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 19:03:37,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:37,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:37,854 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 19:03:37,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:37,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:37,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:37,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:37,858 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 19:03:37,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:37,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:37,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:37,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:37,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:37,863 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 19:03:37,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:37,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:37,867 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 19:03:37,868 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 19:03:37,869 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 15 disjoint index pairs (out of 66 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 7 [2021-07-14 19:03:37,870 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 19:03:37,876 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 19:03:37,877 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 19:03:37,878 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:107, output treesize:7 [2021-07-14 19:03:37,899 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 19:03:37,900 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [83376829] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 19:03:37,900 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 19:03:37,900 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 16] total 32 [2021-07-14 19:03:37,900 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [134661962] [2021-07-14 19:03:37,900 INFO L462 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-07-14 19:03:37,901 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 19:03:37,901 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-07-14 19:03:37,902 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=934, Unknown=0, NotChecked=0, Total=1056 [2021-07-14 19:03:37,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 19:03:37,902 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 19:03:37,902 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 33 states, 33 states have (on average 2.121212121212121) internal successors, (70), 32 states have internal predecessors, (70), 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) [2021-07-14 19:03:37,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 19:03:37,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 19:03:37,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 19:03:37,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 19:03:37,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-14 19:03:37,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-14 19:03:37,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-14 19:03:37,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 19:03:39,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 19:03:39,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 19:03:39,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 19:03:39,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 19:03:39,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 19:03:39,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-14 19:03:39,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-14 19:03:39,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-14 19:03:39,813 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 19:03:39,813 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 19:03:39,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 19:03:39,814 INFO L82 PathProgramCache]: Analyzing trace with hash 1869443477, now seen corresponding path program 9 times [2021-07-14 19:03:39,814 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 19:03:39,814 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [802085319] [2021-07-14 19:03:39,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 19:03:39,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 19:03:40,469 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 16 proven. 82 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 19:03:40,469 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 19:03:40,469 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [802085319] [2021-07-14 19:03:40,469 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [802085319] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 19:03:40,469 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [718536978] [2021-07-14 19:03:40,469 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 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 19:03:40,507 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-07-14 19:03:40,508 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 19:03:40,509 WARN L261 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 63 conjunts are in the unsatisfiable core [2021-07-14 19:03:40,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 19:03:43,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:43,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:43,085 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 19:03:43,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:43,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:43,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:43,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:43,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:43,097 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 19:03:43,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:43,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:43,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:43,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:43,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:43,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:43,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:43,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:43,116 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 19:03:43,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:43,121 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 19:03:43,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:43,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 19:03:43,285 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2021-07-14 19:03:43,286 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 19:03:43,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 15 disjoint index pairs (out of 91 index pairs), introduced 10 new quantified variables, introduced 54 case distinctions, treesize of input 121 treesize of output 345 [2021-07-14 19:03:44,160 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 189 [2021-07-14 19:03:44,623 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 264 [2021-07-14 19:03:45,477 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 367 [2021-07-14 19:03:45,888 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 217 [2021-07-14 19:03:46,423 WARN L205 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 429 DAG size of output: 448 [2021-07-14 19:03:47,022 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 233 [2021-07-14 19:03:47,165 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 254 [2021-07-14 19:03:47,621 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 185 [2021-07-14 19:03:48,000 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 348 [2021-07-14 19:03:48,534 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 206 [2021-07-14 19:03:48,979 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 266 [2021-07-14 19:03:49,674 WARN L205 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 369 [2021-07-14 19:03:50,499 WARN L205 SmtUtils]: Spent 822.00 ms on a formula simplification. DAG size of input: 548 DAG size of output: 576 [2021-07-14 19:03:52,235 WARN L205 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 760 DAG size of output: 799 [2021-07-14 19:03:52,796 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 240 [2021-07-14 19:03:54,143 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 312 [2021-07-14 19:03:54,496 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 386 DAG size of output: 390 [2021-07-14 19:03:55,057 WARN L205 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 488 DAG size of output: 490 [2021-07-14 19:03:57,891 WARN L205 SmtUtils]: Spent 2.83 s on a formula simplification. DAG size of input: 1058 DAG size of output: 1099 [2021-07-14 19:04:00,708 WARN L205 SmtUtils]: Spent 2.81 s on a formula simplification. DAG size of input: 1058 DAG size of output: 1099 [2021-07-14 19:04:03,752 WARN L205 SmtUtils]: Spent 3.03 s on a formula simplification. DAG size of input: 1064 DAG size of output: 1105 [2021-07-14 19:04:06,993 WARN L205 SmtUtils]: Spent 3.23 s on a formula simplification. DAG size of input: 1107 DAG size of output: 1335 [2021-07-14 19:04:12,834 WARN L205 SmtUtils]: Spent 5.83 s on a formula simplification. DAG size of input: 1104 DAG size of output: 1684 [2021-07-14 19:04:13,125 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 305 [2021-07-14 19:04:13,695 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 285 [2021-07-14 19:04:14,255 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 484 [2021-07-14 19:04:14,748 WARN L205 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 653 DAG size of output: 595 [2021-07-14 19:04:14,944 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 233 [2021-07-14 19:04:15,734 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 357 DAG size of output: 330 [2021-07-14 19:04:16,023 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 452 DAG size of output: 418 [2021-07-14 19:04:17,021 WARN L205 SmtUtils]: Spent 994.00 ms on a formula simplification. DAG size of input: 963 DAG size of output: 868 [2021-07-14 19:04:17,431 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 289 [2021-07-14 19:04:17,899 WARN L205 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 350 [2021-07-14 19:04:18,117 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 297 [2021-07-14 19:04:18,471 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 298 [2021-07-14 19:04:18,748 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 339 DAG size of output: 318 [2021-07-14 19:04:19,338 WARN L205 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 523 DAG size of output: 464 [2021-07-14 19:04:19,506 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 249 [2021-07-14 19:04:20,277 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 365 DAG size of output: 329 [2021-07-14 19:04:20,576 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 413 DAG size of output: 382 [2021-07-14 19:04:21,111 WARN L205 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 353 DAG size of output: 448 [2021-07-14 19:04:21,682 WARN L205 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 511 DAG size of output: 469 [2021-07-14 19:04:22,563 WARN L205 SmtUtils]: Spent 878.00 ms on a formula simplification. DAG size of input: 775 DAG size of output: 704 [2021-07-14 19:04:23,175 WARN L205 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 464 DAG size of output: 579 [2021-07-14 19:04:24,148 WARN L205 SmtUtils]: Spent 967.00 ms on a formula simplification. DAG size of input: 460 DAG size of output: 575 [2021-07-14 19:04:24,254 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 426 DAG size of output: 426 [2021-07-14 19:04:25,102 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 287 [2021-07-14 19:04:25,296 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 345 [2021-07-14 19:04:25,611 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 505 DAG size of output: 463 [2021-07-14 19:04:26,225 WARN L205 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 708 DAG size of output: 611 [2021-07-14 19:04:26,461 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 272 [2021-07-14 19:04:26,569 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 205 [2021-07-14 19:04:26,857 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 354 DAG size of output: 336 [2021-07-14 19:04:27,132 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 352 [2021-07-14 19:04:27,331 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 235 [2021-07-14 19:04:28,036 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 307 [2021-07-14 19:04:28,289 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 419 DAG size of output: 409 [2021-07-14 19:04:28,816 WARN L205 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 607 DAG size of output: 596 [2021-07-14 19:04:29,730 WARN L205 SmtUtils]: Spent 909.00 ms on a formula simplification. DAG size of input: 808 DAG size of output: 775 [2021-07-14 19:04:31,543 WARN L205 SmtUtils]: Spent 1.81 s on a formula simplification. DAG size of input: 1327 DAG size of output: 1201 [2021-07-14 19:04:34,348 WARN L205 SmtUtils]: Spent 2.80 s on a formula simplification. DAG size of input: 1541 DAG size of output: 1403 [2021-07-14 19:04:38,293 WARN L205 SmtUtils]: Spent 3.94 s on a formula simplification. DAG size of input: 1768 DAG size of output: 1629 [2021-07-14 19:04:51,237 WARN L205 SmtUtils]: Spent 12.93 s on a formula simplification. DAG size of input: 4174 DAG size of output: 3784 [2021-07-14 19:05:09,550 WARN L205 SmtUtils]: Spent 18.29 s on a formula simplification. DAG size of input: 4780 DAG size of output: 4408 [2021-07-14 19:05:27,927 WARN L205 SmtUtils]: Spent 18.35 s on a formula simplification. DAG size of input: 4780 DAG size of output: 4408 [2021-07-14 19:05:47,466 WARN L205 SmtUtils]: Spent 19.51 s on a formula simplification. DAG size of input: 4786 DAG size of output: 4414 [2021-07-14 19:05:48,404 WARN L205 SmtUtils]: Spent 925.00 ms on a formula simplification that was a NOOP. DAG size: 4411 [2021-07-14 19:06:14,077 WARN L205 SmtUtils]: Spent 25.65 s on a formula simplification. DAG size of input: 4413 DAG size of output: 6446 [2021-07-14 19:06:14,714 WARN L205 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 408 DAG size of output: 585 [2021-07-14 19:06:15,412 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 341 DAG size of output: 319 [2021-07-14 19:06:15,641 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 251 [2021-07-14 19:06:15,849 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 260 [2021-07-14 19:06:15,963 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 248 [2021-07-14 19:06:16,362 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 358 DAG size of output: 340 [2021-07-14 19:06:17,486 WARN L205 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 912 DAG size of output: 847 [2021-07-14 19:06:17,923 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 179 [2021-07-14 19:06:18,397 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 301 DAG size of output: 267 [2021-07-14 19:06:18,615 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 353 DAG size of output: 329 [2021-07-14 19:06:19,492 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 328 DAG size of output: 450 [2021-07-14 19:06:19,619 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 218 [2021-07-14 19:06:20,195 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 321 DAG size of output: 297 [2021-07-14 19:06:20,386 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 376 DAG size of output: 353 [2021-07-14 19:06:20,708 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 437 DAG size of output: 410 [2021-07-14 19:06:22,126 WARN L205 SmtUtils]: Spent 1000.00 ms on a formula simplification. DAG size of input: 802 DAG size of output: 733 [2021-07-14 19:06:22,739 WARN L205 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 376 DAG size of output: 506 [2021-07-14 19:06:22,876 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 218 [2021-07-14 19:06:23,479 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 262 [2021-07-14 19:06:23,691 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 345 DAG size of output: 319 [2021-07-14 19:06:24,000 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 398 DAG size of output: 365 [2021-07-14 19:06:24,985 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 308 [2021-07-14 19:06:26,261 WARN L205 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 927 DAG size of output: 825 [2021-07-14 19:06:26,897 WARN L205 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 411 DAG size of output: 596 [2021-07-14 19:06:27,464 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 264 [2021-07-14 19:06:27,881 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 281 [2021-07-14 19:06:27,983 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 272 [2021-07-14 19:06:28,361 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 389 DAG size of output: 372 [2021-07-14 19:06:29,512 WARN L205 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 1009 DAG size of output: 947 [2021-07-14 19:06:30,816 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 374 DAG size of output: 358 [2021-07-14 19:06:31,454 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 307 DAG size of output: 283 [2021-07-14 19:06:32,384 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 253 [2021-07-14 19:06:32,857 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 361 DAG size of output: 332 [2021-07-14 19:06:34,202 WARN L205 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 428 DAG size of output: 548 [2021-07-14 19:06:34,867 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 313 DAG size of output: 284 [2021-07-14 19:06:35,080 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 307 [2021-07-14 19:06:35,251 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 393 [2021-07-14 19:06:35,985 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 387 DAG size of output: 227 [2021-07-14 19:06:36,271 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 505 DAG size of output: 343 [2021-07-14 19:06:36,575 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 661 DAG size of output: 503 [2021-07-14 19:06:37,225 WARN L205 SmtUtils]: Spent 646.00 ms on a formula simplification. DAG size of input: 887 DAG size of output: 711 [2021-07-14 19:06:38,286 WARN L205 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 1091 DAG size of output: 910 [2021-07-14 19:06:39,436 WARN L205 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 698 DAG size of output: 932 [2021-07-14 19:06:39,574 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 218 [2021-07-14 19:06:40,195 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 297 DAG size of output: 275 [2021-07-14 19:06:40,412 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 354 DAG size of output: 332 [2021-07-14 19:06:40,720 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 409 DAG size of output: 380 [2021-07-14 19:06:42,347 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 291 [2021-07-14 19:06:44,372 WARN L205 SmtUtils]: Spent 2.02 s on a formula simplification. DAG size of input: 1578 DAG size of output: 1261 [2021-07-14 19:06:44,921 WARN L205 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 359 DAG size of output: 489 [2021-07-14 19:06:45,732 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 276 [2021-07-14 19:06:46,437 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 298 DAG size of output: 276 [2021-07-14 19:06:46,604 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 314 [2021-07-14 19:06:46,898 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 432 DAG size of output: 391 [2021-07-14 19:06:48,142 WARN L205 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 962 DAG size of output: 850 [2021-07-14 19:06:48,964 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 321 DAG size of output: 284 [2021-07-14 19:06:49,193 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 389 DAG size of output: 355 [2021-07-14 19:06:49,508 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 432 DAG size of output: 397 [2021-07-14 19:06:49,621 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 242 [2021-07-14 19:06:50,042 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 363 DAG size of output: 302 [2021-07-14 19:06:50,611 WARN L205 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 698 DAG size of output: 612 [2021-07-14 19:06:51,433 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 275 [2021-07-14 19:06:52,373 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 341 DAG size of output: 319 [2021-07-14 19:06:52,532 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 248 [2021-07-14 19:06:52,878 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 358 DAG size of output: 340 [2021-07-14 19:06:53,048 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 271 [2021-07-14 19:06:53,519 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 333 DAG size of output: 324 [2021-07-14 19:06:54,364 WARN L205 SmtUtils]: Spent 842.00 ms on a formula simplification. DAG size of input: 862 DAG size of output: 804 [2021-07-14 19:06:55,108 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 238 [2021-07-14 19:06:55,308 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 361 DAG size of output: 343 [2021-07-14 19:06:55,563 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 337 DAG size of output: 444 [2021-07-14 19:06:56,024 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 474 [2021-07-14 19:06:56,411 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 274 [2021-07-14 19:06:58,833 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 301 [2021-07-14 19:06:59,420 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 274 [2021-07-14 19:06:59,544 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 266 [2021-07-14 19:06:59,958 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 401 DAG size of output: 382 [2021-07-14 19:07:00,867 WARN L205 SmtUtils]: Spent 907.00 ms on a formula simplification. DAG size of input: 867 DAG size of output: 797 [2021-07-14 19:07:49,005 WARN L205 SmtUtils]: Spent 48.12 s on a formula simplification. DAG size of input: 11152 DAG size of output: 9908 [2021-07-14 19:08:36,928 WARN L205 SmtUtils]: Spent 47.87 s on a formula simplification. DAG size of input: 11152 DAG size of output: 9908 [2021-07-14 19:09:25,554 WARN L205 SmtUtils]: Spent 48.57 s on a formula simplification. DAG size of input: 11158 DAG size of output: 9914 [2021-07-14 19:09:28,537 WARN L205 SmtUtils]: Spent 2.96 s on a formula simplification. DAG size of input: 853 DAG size of output: 1296 [2021-07-14 19:09:28,888 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 354 DAG size of output: 488 [2021-07-14 19:09:29,148 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 484 [2021-07-14 19:09:29,683 WARN L205 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 500 [2021-07-14 19:09:30,133 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 363 DAG size of output: 264 [2021-07-14 19:09:30,936 WARN L205 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 715 DAG size of output: 556 [2021-07-14 19:09:31,659 WARN L205 SmtUtils]: Spent 720.00 ms on a formula simplification. DAG size of input: 848 DAG size of output: 686 [2021-07-14 19:09:32,762 WARN L205 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 853 DAG size of output: 689 [2021-07-14 19:09:33,187 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 301 DAG size of output: 427 [2021-07-14 19:09:33,500 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 184 [2021-07-14 19:09:34,351 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 230 [2021-07-14 19:09:34,841 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 627 DAG size of output: 483 [2021-07-14 19:09:35,803 WARN L205 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 746 DAG size of output: 587 [2021-07-14 19:09:36,579 WARN L205 SmtUtils]: Spent 773.00 ms on a formula simplification. DAG size of input: 848 DAG size of output: 682 [2021-07-14 19:09:36,863 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 176 [2021-07-14 19:09:37,865 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 353 DAG size of output: 237 [2021-07-14 19:09:38,090 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 470 DAG size of output: 328 [2021-07-14 19:09:38,570 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 615 DAG size of output: 427 [2021-07-14 19:09:38,907 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 361 [2021-07-14 19:09:39,922 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 400 DAG size of output: 292 [2021-07-14 19:09:40,209 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 471 DAG size of output: 358 [2021-07-14 19:09:41,007 WARN L205 SmtUtils]: Spent 795.00 ms on a formula simplification. DAG size of input: 994 DAG size of output: 706 [2021-07-14 19:09:42,819 WARN L205 SmtUtils]: Spent 1.81 s on a formula simplification. DAG size of input: 1628 DAG size of output: 1215 [2021-07-14 19:09:46,311 WARN L205 SmtUtils]: Spent 3.49 s on a formula simplification. DAG size of input: 2335 DAG size of output: 1772 [2021-07-14 19:09:51,428 WARN L205 SmtUtils]: Spent 5.11 s on a formula simplification. DAG size of input: 2778 DAG size of output: 2203 [2021-07-14 19:10:18,062 WARN L205 SmtUtils]: Spent 26.59 s on a formula simplification. DAG size of input: 8053 DAG size of output: 12158 [2021-07-14 19:10:18,978 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 444 DAG size of output: 302 [2021-07-14 19:10:19,478 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 510 DAG size of output: 362 [2021-07-14 19:10:19,887 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 359 DAG size of output: 447 [2021-07-14 19:10:20,733 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 525 DAG size of output: 365 [2021-07-14 19:10:21,527 WARN L205 SmtUtils]: Spent 790.00 ms on a formula simplification. DAG size of input: 1001 DAG size of output: 697 [2021-07-14 19:10:24,861 WARN L205 SmtUtils]: Spent 2.09 s on a formula simplification. DAG size of input: 831 DAG size of output: 1139 [2021-07-14 19:10:26,064 WARN L205 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 618 DAG size of output: 886 [2021-07-14 19:10:26,480 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 221 [2021-07-14 19:10:26,746 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 187 [2021-07-14 19:10:27,652 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 230 [2021-07-14 19:10:28,015 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 654 DAG size of output: 436 [2021-07-14 19:10:28,598 WARN L205 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 806 DAG size of output: 545 [2021-07-14 19:10:29,716 WARN L205 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 1140 DAG size of output: 859 [2021-07-14 19:10:31,851 WARN L205 SmtUtils]: Spent 2.13 s on a formula simplification. DAG size of input: 1563 DAG size of output: 1226 [2021-07-14 19:10:32,504 WARN L205 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 432 DAG size of output: 590 [2021-07-14 19:10:32,876 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 239 [2021-07-14 19:10:33,219 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 588 DAG size of output: 462 [2021-07-14 19:10:34,020 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 299 [2021-07-14 19:10:34,275 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 520 DAG size of output: 415 [2021-07-14 19:10:34,927 WARN L205 SmtUtils]: Spent 649.00 ms on a formula simplification. DAG size of input: 963 DAG size of output: 739 [2021-07-14 19:10:35,270 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 429 [2021-07-14 19:10:36,126 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 529 DAG size of output: 384 [2021-07-14 19:10:36,438 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 645 DAG size of output: 487 [2021-07-14 19:10:37,600 WARN L205 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 1490 DAG size of output: 1104 [2021-07-14 19:10:39,151 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 337 [2021-07-14 19:10:39,840 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 456 DAG size of output: 381 Received shutdown request... [2021-07-14 19:17:48,213 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 19:17:48,214 WARN L547 AbstractCegarLoop]: Verification canceled [2021-07-14 19:17:48,225 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 19:17:48,227 WARN L196 ceAbstractionStarter]: Timeout [2021-07-14 19:17:48,227 INFO L202 PluginConnector]: Adding new model counter-queue.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 07:17:48 BasicIcfg [2021-07-14 19:17:48,227 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 19:17:48,227 INFO L168 Benchmark]: Toolchain (without parser) took 862471.08 ms. Allocated memory was 190.8 MB in the beginning and 1.2 GB in the end (delta: 978.3 MB). Free memory was 171.0 MB in the beginning and 743.7 MB in the end (delta: -572.7 MB). Peak memory consumption was 1.0 GB. Max. memory is 8.0 GB. [2021-07-14 19:17:48,228 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.14 ms. Allocated memory is still 190.8 MB. Free memory is still 172.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 19:17:48,228 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.36 ms. Allocated memory is still 190.8 MB. Free memory was 170.9 MB in the beginning and 169.4 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 19:17:48,228 INFO L168 Benchmark]: Boogie Preprocessor took 15.91 ms. Allocated memory is still 190.8 MB. Free memory was 169.4 MB in the beginning and 168.5 MB in the end (delta: 929.5 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 19:17:48,228 INFO L168 Benchmark]: RCFGBuilder took 300.52 ms. Allocated memory is still 190.8 MB. Free memory was 168.4 MB in the beginning and 157.2 MB in the end (delta: 11.2 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-07-14 19:17:48,228 INFO L168 Benchmark]: TraceAbstraction took 862120.98 ms. Allocated memory was 190.8 MB in the beginning and 1.2 GB in the end (delta: 978.3 MB). Free memory was 156.7 MB in the beginning and 743.7 MB in the end (delta: -586.9 MB). Peak memory consumption was 1.0 GB. Max. memory is 8.0 GB. [2021-07-14 19:17:48,228 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 0.14 ms. Allocated memory is still 190.8 MB. Free memory is still 172.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 28.36 ms. Allocated memory is still 190.8 MB. Free memory was 170.9 MB in the beginning and 169.4 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 15.91 ms. Allocated memory is still 190.8 MB. Free memory was 169.4 MB in the beginning and 168.5 MB in the end (delta: 929.5 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 300.52 ms. Allocated memory is still 190.8 MB. Free memory was 168.4 MB in the beginning and 157.2 MB in the end (delta: 11.2 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 862120.98 ms. Allocated memory was 190.8 MB in the beginning and 1.2 GB in the end (delta: 978.3 MB). Free memory was 156.7 MB in the beginning and 743.7 MB in the end (delta: -586.9 MB). Peak memory consumption was 1.0 GB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 552, positive: 387, positive conditional: 295, positive unconditional: 92, negative: 165, negative conditional: 165, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 387, positive: 387, positive conditional: 295, positive unconditional: 92, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 387, positive: 387, positive conditional: 0, positive unconditional: 387, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 77, positive: 77, positive conditional: 0, positive unconditional: 77, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 77, positive: 76, positive conditional: 0, positive unconditional: 76, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 53, positive: 53, positive conditional: 0, positive unconditional: 53, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 387, positive: 310, positive conditional: 0, positive unconditional: 310, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 77, unknown conditional: 0, unknown unconditional: 77] , Statistics on independence cache: Total cache size (in pairs): 77, Positive cache size: 77, Positive conditional cache size: 0, Positive unconditional cache size: 77, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 53, positive: 53, positive conditional: 0, positive unconditional: 53, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 77, Positive cache size: 77, Positive conditional cache size: 0, Positive unconditional cache size: 77, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 53, positive: 53, positive conditional: 0, positive unconditional: 53, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 77, Positive cache size: 77, Positive conditional cache size: 0, Positive unconditional cache size: 77, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 53, positive: 53, positive conditional: 0, positive unconditional: 53, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 77, Positive cache size: 77, Positive conditional cache size: 0, Positive unconditional cache size: 77, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 53, positive: 53, positive conditional: 0, positive unconditional: 53, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 77, Positive cache size: 77, Positive conditional cache size: 0, Positive unconditional cache size: 77, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 53, positive: 53, positive conditional: 0, positive unconditional: 53, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 77, Positive cache size: 77, Positive conditional cache size: 0, Positive unconditional cache size: 77, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 53, positive: 53, positive conditional: 0, positive unconditional: 53, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 77, Positive cache size: 77, Positive conditional cache size: 0, Positive unconditional cache size: 77, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 53, positive: 53, positive conditional: 0, positive unconditional: 53, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 77, Positive cache size: 77, Positive conditional cache size: 0, Positive unconditional cache size: 77, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 53, positive: 53, positive conditional: 0, positive unconditional: 53, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 77, Positive cache size: 77, Positive conditional cache size: 0, Positive unconditional cache size: 77, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0 ], Maximal queried relation: 0, Independence queries for same thread: 165 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 86, Number of persistent set computation: 19, Number of trivial persistent sets: 12, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 552, positive: 387, positive conditional: 295, positive unconditional: 92, negative: 165, negative conditional: 165, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 387, positive: 387, positive conditional: 295, positive unconditional: 92, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 387, positive: 387, positive conditional: 0, positive unconditional: 387, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 77, positive: 77, positive conditional: 0, positive unconditional: 77, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 77, positive: 76, positive conditional: 0, positive unconditional: 76, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 53, positive: 53, positive conditional: 0, positive unconditional: 53, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 387, positive: 310, positive conditional: 0, positive unconditional: 310, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 77, unknown conditional: 0, unknown unconditional: 77] , Statistics on independence cache: Total cache size (in pairs): 77, Positive cache size: 77, Positive conditional cache size: 0, Positive unconditional cache size: 77, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 53, positive: 53, positive conditional: 0, positive unconditional: 53, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 77, Positive cache size: 77, Positive conditional cache size: 0, Positive unconditional cache size: 77, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 53, positive: 53, positive conditional: 0, positive unconditional: 53, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 77, Positive cache size: 77, Positive conditional cache size: 0, Positive unconditional cache size: 77, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 53, positive: 53, positive conditional: 0, positive unconditional: 53, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 77, Positive cache size: 77, Positive conditional cache size: 0, Positive unconditional cache size: 77, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 53, positive: 53, positive conditional: 0, positive unconditional: 53, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 77, Positive cache size: 77, Positive conditional cache size: 0, Positive unconditional cache size: 77, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 53, positive: 53, positive conditional: 0, positive unconditional: 53, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 77, Positive cache size: 77, Positive conditional cache size: 0, Positive unconditional cache size: 77, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 53, positive: 53, positive conditional: 0, positive unconditional: 53, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 77, Positive cache size: 77, Positive conditional cache size: 0, Positive unconditional cache size: 77, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 53, positive: 53, positive conditional: 0, positive unconditional: 53, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 77, Positive cache size: 77, Positive conditional cache size: 0, Positive unconditional cache size: 77, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 53, positive: 53, positive conditional: 0, positive unconditional: 53, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 77, Positive cache size: 77, Positive conditional cache size: 0, Positive unconditional cache size: 77, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0 ], Maximal queried relation: 0, Independence queries for same thread: 165 - TimeoutResultAtElement [Line: 50]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 43 with TraceHistMax 7,while TraceCheckSpWp was constructing forward predicates,while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations,while ExplicitLhsPolynomialRelations was build 0 of 1 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 31 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 862006.5ms, OverallIterations: 9, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 15.7ms, PartialOrderReductionTime: 5895.1ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 141, 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: 49.3ms SsaConstructionTime, 243.9ms SatisfiabilityAnalysisTime, 5228.2ms InterpolantComputationTime, 424 NumberOfCodeBlocks, 424 NumberOfCodeBlocksAsserted, 27 NumberOfCheckSat, 408 ConstructedInterpolants, 59 QuantifiedInterpolants, 10723 SizeOfPredicates, 20 NumberOfNonLiveVariables, 474 ConjunctsInSsa, 202 ConjunctsInUnsatCore, 16 InterpolantComputations, 0 PerfectInterpolantSequences, 27/400 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 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown