/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-NewStatesSleep-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/nonblocking-cntr.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9bbddad6b14272d9691b7fb6f1c011d15ab18596-9bbddad [2021-06-13 22:47:58,199 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-13 22:47:58,200 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-13 22:47:58,232 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-13 22:47:58,276 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-NewStatesSleep-NoLbe-Lockstep.epf [2021-06-13 22:47:58,304 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-13 22:47:58,304 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-13 22:47:58,304 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-13 22:47:58,305 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-13 22:47:58,306 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-13 22:47:58,306 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-13 22:47:58,306 INFO L138 SettingsManager]: * Use SBE=true [2021-06-13 22:47:58,307 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-13 22:47:58,307 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-13 22:47:58,307 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-13 22:47:58,307 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-13 22:47:58,307 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-13 22:47:58,307 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-13 22:47:58,308 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-13 22:47:58,308 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-13 22:47:58,308 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-13 22:47:58,308 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-13 22:47:58,308 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-13 22:47:58,308 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-13 22:47:58,308 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-13 22:47:58,308 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-13 22:47:58,308 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-13 22:47:58,308 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-13 22:47:58,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-13 22:47:58,309 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-13 22:47:58,309 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-13 22:47:58,309 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-13 22:47:58,309 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-13 22:47:58,309 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-06-13 22:47:58,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-13 22:47:58,309 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-13 22:47:58,310 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-13 22:47:58,310 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-13 22:47:58,310 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-06-13 22:47:58,310 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-13 22:47:58,566 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-13 22:47:58,578 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-13 22:47:58,580 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-13 22:47:58,581 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-13 22:47:58,583 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-13 22:47:58,583 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/nonblocking-cntr.wvr.bpl [2021-06-13 22:47:58,583 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/nonblocking-cntr.wvr.bpl' [2021-06-13 22:47:58,603 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-13 22:47:58,604 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-13 22:47:58,605 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-13 22:47:58,605 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-13 22:47:58,605 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-13 22:47:58,613 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.06 10:47:58" (1/1) ... [2021-06-13 22:47:58,617 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.06 10:47:58" (1/1) ... [2021-06-13 22:47:58,623 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-13 22:47:58,624 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-13 22:47:58,624 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-13 22:47:58,625 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-13 22:47:58,630 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.06 10:47:58" (1/1) ... [2021-06-13 22:47:58,630 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.06 10:47:58" (1/1) ... [2021-06-13 22:47:58,631 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.06 10:47:58" (1/1) ... [2021-06-13 22:47:58,631 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.06 10:47:58" (1/1) ... [2021-06-13 22:47:58,633 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.06 10:47:58" (1/1) ... [2021-06-13 22:47:58,635 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.06 10:47:58" (1/1) ... [2021-06-13 22:47:58,636 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.06 10:47:58" (1/1) ... [2021-06-13 22:47:58,637 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-13 22:47:58,638 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-13 22:47:58,638 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-13 22:47:58,638 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-13 22:47:58,639 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.06 10:47:58" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-13 22:47:58,693 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-13 22:47:58,693 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-13 22:47:58,693 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-13 22:47:58,693 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-13 22:47:58,693 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-13 22:47:58,693 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-13 22:47:58,693 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-13 22:47:58,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-13 22:47:58,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-13 22:47:58,694 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-13 22:47:58,814 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-13 22:47:58,814 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-06-13 22:47:58,815 INFO L202 PluginConnector]: Adding new model nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.06 10:47:58 BoogieIcfgContainer [2021-06-13 22:47:58,815 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-13 22:47:58,816 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-13 22:47:58,816 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-13 22:47:58,818 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-13 22:47:58,818 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.06 10:47:58" (1/2) ... [2021-06-13 22:47:58,819 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c928803 and model type nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.06 10:47:58, skipping insertion in model container [2021-06-13 22:47:58,819 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.06 10:47:58" (2/2) ... [2021-06-13 22:47:58,820 INFO L111 eAbstractionObserver]: Analyzing ICFG nonblocking-cntr.wvr.bpl [2021-06-13 22:47:58,824 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-13 22:47:58,824 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-13 22:47:58,824 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-13 22:47:58,824 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-13 22:47:58,843 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-06-13 22:47:58,856 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) [2021-06-13 22:47:58,914 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 22:47:58,914 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 22:47:58,914 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 22:47:58,914 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 22:47:58,914 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 22:47:58,914 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 22:47:58,914 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 22:47:58,914 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-13 22:47:58,966 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-13 22:47:58,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 22:47:58,970 INFO L82 PathProgramCache]: Analyzing trace with hash -409656923, now seen corresponding path program 1 times [2021-06-13 22:47:58,975 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 22:47:58,975 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1900104408] [2021-06-13 22:47:58,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 22:47:59,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 22:47:59,145 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 22:47:59,145 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 22:47:59,145 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1900104408] [2021-06-13 22:47:59,146 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1900104408] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:47:59,146 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1763691567] [2021-06-13 22:47:59,146 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 [2021-06-13 22:47:59,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 22:47:59,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 9 conjunts are in the unsatisfiable core [2021-06-13 22:47:59,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-13 22:47:59,445 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 22:47:59,445 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1763691567] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:47:59,446 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-13 22:47:59,446 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2021-06-13 22:47:59,447 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1779338482] [2021-06-13 22:47:59,450 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-13 22:47:59,450 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 22:47:59,460 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-13 22:47:59,461 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=167, Unknown=0, NotChecked=0, Total=210 [2021-06-13 22:47:59,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:47:59,462 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 22:47:59,464 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 2.2666666666666666) internal successors, (34), 14 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) [2021-06-13 22:47:59,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:47:59,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:47:59,909 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-06-13 22:47:59,909 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-13 22:47:59,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 22:47:59,910 INFO L82 PathProgramCache]: Analyzing trace with hash 128643233, now seen corresponding path program 2 times [2021-06-13 22:47:59,910 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 22:47:59,910 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1449338534] [2021-06-13 22:47:59,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 22:47:59,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 22:48:00,033 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 23 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-13 22:48:00,033 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 22:48:00,033 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1449338534] [2021-06-13 22:48:00,033 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1449338534] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:48:00,034 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1810234518] [2021-06-13 22:48:00,034 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) [2021-06-13 22:48:00,072 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-13 22:48:00,073 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-13 22:48:00,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 17 conjunts are in the unsatisfiable core [2021-06-13 22:48:00,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-13 22:48:00,330 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 22:48:00,330 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1810234518] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:48:00,330 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-13 22:48:00,330 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 12] total 18 [2021-06-13 22:48:00,330 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1762871219] [2021-06-13 22:48:00,331 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-13 22:48:00,331 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 22:48:00,331 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-13 22:48:00,332 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=265, Unknown=0, NotChecked=0, Total=342 [2021-06-13 22:48:00,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:48:00,332 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 22:48:00,332 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 2.4210526315789473) internal successors, (46), 18 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) [2021-06-13 22:48:00,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:48:00,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:48:00,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:48:00,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:48:00,884 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-13 22:48:00,884 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-13 22:48:00,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 22:48:00,885 INFO L82 PathProgramCache]: Analyzing trace with hash -1250154479, now seen corresponding path program 3 times [2021-06-13 22:48:00,885 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 22:48:00,885 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1645559161] [2021-06-13 22:48:00,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 22:48:00,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 22:48:01,056 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 13 proven. 46 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-06-13 22:48:01,056 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 22:48:01,057 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1645559161] [2021-06-13 22:48:01,057 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1645559161] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:48:01,057 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [299401506] [2021-06-13 22:48:01,057 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 [2021-06-13 22:48:01,098 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-06-13 22:48:01,099 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-13 22:48:01,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 28 conjunts are in the unsatisfiable core [2021-06-13 22:48:01,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-13 22:48:01,661 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 5 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 22:48:01,662 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [299401506] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:48:01,662 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-13 22:48:01,662 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 20] total 28 [2021-06-13 22:48:01,662 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [955326507] [2021-06-13 22:48:01,662 INFO L462 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-06-13 22:48:01,662 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 22:48:01,663 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-06-13 22:48:01,663 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=723, Unknown=0, NotChecked=0, Total=812 [2021-06-13 22:48:01,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:48:01,663 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 22:48:01,663 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 29 states, 29 states have (on average 2.2413793103448274) internal successors, (65), 28 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 22:48:01,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:48:01,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:48:01,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:48:02,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:48:02,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:48:02,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-13 22:48:03,096 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-13 22:48:03,096 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-13 22:48:03,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 22:48:03,097 INFO L82 PathProgramCache]: Analyzing trace with hash 104017011, now seen corresponding path program 4 times [2021-06-13 22:48:03,097 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 22:48:03,097 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2145993177] [2021-06-13 22:48:03,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 22:48:03,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 22:48:03,198 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 95 proven. 38 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-06-13 22:48:03,198 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 22:48:03,198 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2145993177] [2021-06-13 22:48:03,198 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2145993177] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:48:03,198 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [489306096] [2021-06-13 22:48:03,198 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 [2021-06-13 22:48:03,247 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-13 22:48:03,247 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-13 22:48:03,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 50 conjunts are in the unsatisfiable core [2021-06-13 22:48:03,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-13 22:48:03,954 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 39 proven. 169 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 22:48:03,955 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [489306096] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:48:03,955 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-13 22:48:03,955 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 26] total 34 [2021-06-13 22:48:03,955 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414077653] [2021-06-13 22:48:03,957 INFO L462 AbstractCegarLoop]: Interpolant automaton has 35 states [2021-06-13 22:48:03,957 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 22:48:03,957 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2021-06-13 22:48:03,957 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=161, Invalid=1029, Unknown=0, NotChecked=0, Total=1190 [2021-06-13 22:48:03,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:48:03,957 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 22:48:03,958 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 35 states, 35 states have (on average 2.2) internal successors, (77), 34 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 22:48:03,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:48:03,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:48:03,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-13 22:48:03,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:48:05,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:48:05,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:48:05,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-13 22:48:05,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-13 22:48:05,308 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-06-13 22:48:05,308 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-13 22:48:05,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 22:48:05,309 INFO L82 PathProgramCache]: Analyzing trace with hash 294183457, now seen corresponding path program 5 times [2021-06-13 22:48:05,309 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 22:48:05,309 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [320457576] [2021-06-13 22:48:05,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 22:48:05,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 22:48:05,571 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 27 proven. 229 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2021-06-13 22:48:05,571 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 22:48:05,571 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [320457576] [2021-06-13 22:48:05,571 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [320457576] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:48:05,572 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1297795914] [2021-06-13 22:48:05,572 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 [2021-06-13 22:48:05,630 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 13 check-sat command(s) [2021-06-13 22:48:05,630 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-13 22:48:05,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 57 conjunts are in the unsatisfiable core [2021-06-13 22:48:05,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-13 22:48:06,644 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 27 proven. 338 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 22:48:06,644 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1297795914] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:48:06,644 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-13 22:48:06,644 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 32] total 44 [2021-06-13 22:48:06,644 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1047666399] [2021-06-13 22:48:06,645 INFO L462 AbstractCegarLoop]: Interpolant automaton has 45 states [2021-06-13 22:48:06,645 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 22:48:06,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2021-06-13 22:48:06,646 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=1861, Unknown=0, NotChecked=0, Total=1980 [2021-06-13 22:48:06,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:48:06,646 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 22:48:06,646 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 45 states, 45 states have (on average 2.2444444444444445) internal successors, (101), 44 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 22:48:06,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:48:06,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:48:06,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-13 22:48:06,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-13 22:48:06,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:48:08,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:48:08,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:48:08,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-13 22:48:08,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-13 22:48:08,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-13 22:48:09,101 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-06-13 22:48:09,101 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-13 22:48:09,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 22:48:09,102 INFO L82 PathProgramCache]: Analyzing trace with hash 571177045, now seen corresponding path program 6 times [2021-06-13 22:48:09,102 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 22:48:09,102 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [833969451] [2021-06-13 22:48:09,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 22:48:09,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 22:48:09,340 INFO L134 CoverageAnalysis]: Checked inductivity of 481 backedges. 160 proven. 184 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2021-06-13 22:48:09,341 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 22:48:09,341 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [833969451] [2021-06-13 22:48:09,341 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [833969451] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:48:09,341 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1078825931] [2021-06-13 22:48:09,341 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 [2021-06-13 22:48:09,390 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 14 check-sat command(s) [2021-06-13 22:48:09,390 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-13 22:48:09,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 69 conjunts are in the unsatisfiable core [2021-06-13 22:48:09,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-13 22:48:10,464 INFO L134 CoverageAnalysis]: Checked inductivity of 481 backedges. 37 proven. 444 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 22:48:10,465 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1078825931] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:48:10,465 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-13 22:48:10,465 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 36] total 53 [2021-06-13 22:48:10,465 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [250451536] [2021-06-13 22:48:10,467 INFO L462 AbstractCegarLoop]: Interpolant automaton has 54 states [2021-06-13 22:48:10,467 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 22:48:10,468 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2021-06-13 22:48:10,468 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=319, Invalid=2543, Unknown=0, NotChecked=0, Total=2862 [2021-06-13 22:48:10,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:48:10,469 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 22:48:10,469 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 54 states, 54 states have (on average 2.185185185185185) internal successors, (118), 53 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 22:48:10,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:48:10,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:48:10,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-13 22:48:10,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-13 22:48:10,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-13 22:48:10,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:48:12,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:48:12,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:48:12,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-13 22:48:12,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-13 22:48:12,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-13 22:48:12,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-13 22:48:12,709 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-06-13 22:48:12,709 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-13 22:48:12,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 22:48:12,709 INFO L82 PathProgramCache]: Analyzing trace with hash 831841417, now seen corresponding path program 7 times [2021-06-13 22:48:12,709 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 22:48:12,709 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [39224243] [2021-06-13 22:48:12,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 22:48:12,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 22:48:13,003 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 35 proven. 403 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2021-06-13 22:48:13,004 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 22:48:13,004 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [39224243] [2021-06-13 22:48:13,004 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [39224243] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:48:13,004 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [317002639] [2021-06-13 22:48:13,004 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 [2021-06-13 22:48:13,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 22:48:13,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 55 conjunts are in the unsatisfiable core [2021-06-13 22:48:13,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-13 22:48:13,393 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 82 proven. 427 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2021-06-13 22:48:13,393 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [317002639] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:48:13,393 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-13 22:48:13,394 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 13] total 30 [2021-06-13 22:48:13,394 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1629207290] [2021-06-13 22:48:13,394 INFO L462 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-06-13 22:48:13,394 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 22:48:13,394 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-06-13 22:48:13,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=111, Invalid=759, Unknown=0, NotChecked=0, Total=870 [2021-06-13 22:48:13,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:48:13,395 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 22:48:13,395 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 30 states, 30 states have (on average 3.066666666666667) internal successors, (92), 30 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 22:48:13,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:48:13,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:48:13,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-13 22:48:13,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-13 22:48:13,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-13 22:48:13,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-13 22:48:13,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:48:13,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:48:13,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:48:13,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-13 22:48:13,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-13 22:48:13,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-13 22:48:13,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-13 22:48:13,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-13 22:48:14,188 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable31 [2021-06-13 22:48:14,189 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-13 22:48:14,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 22:48:14,189 INFO L82 PathProgramCache]: Analyzing trace with hash 1804854661, now seen corresponding path program 8 times [2021-06-13 22:48:14,189 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 22:48:14,189 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387559572] [2021-06-13 22:48:14,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 22:48:14,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 22:48:14,425 INFO L134 CoverageAnalysis]: Checked inductivity of 685 backedges. 242 proven. 271 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-06-13 22:48:14,425 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 22:48:14,425 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [387559572] [2021-06-13 22:48:14,425 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [387559572] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:48:14,425 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [823040167] [2021-06-13 22:48:14,425 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 [2021-06-13 22:48:14,470 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-13 22:48:14,470 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-13 22:48:14,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 72 conjunts are in the unsatisfiable core [2021-06-13 22:48:14,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-13 22:48:15,689 INFO L134 CoverageAnalysis]: Checked inductivity of 685 backedges. 65 proven. 620 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 22:48:15,690 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [823040167] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:48:15,690 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-13 22:48:15,690 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 42] total 63 [2021-06-13 22:48:15,690 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535040898] [2021-06-13 22:48:15,690 INFO L462 AbstractCegarLoop]: Interpolant automaton has 64 states [2021-06-13 22:48:15,690 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 22:48:15,691 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2021-06-13 22:48:15,691 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=434, Invalid=3598, Unknown=0, NotChecked=0, Total=4032 [2021-06-13 22:48:15,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:48:15,692 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 22:48:15,692 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 64 states, 64 states have (on average 2.15625) internal successors, (138), 63 states have internal predecessors, (138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 22:48:15,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:48:15,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:48:15,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-13 22:48:15,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-13 22:48:15,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-13 22:48:15,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-13 22:48:15,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-13 22:48:15,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:48:18,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:48:18,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:48:18,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-13 22:48:18,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-13 22:48:18,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-13 22:48:18,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-13 22:48:18,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-13 22:48:18,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-06-13 22:48:18,433 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-13 22:48:18,434 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-13 22:48:18,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 22:48:18,434 INFO L82 PathProgramCache]: Analyzing trace with hash 1503077817, now seen corresponding path program 9 times [2021-06-13 22:48:18,434 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 22:48:18,434 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2033692071] [2021-06-13 22:48:18,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 22:48:18,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 22:48:18,745 INFO L134 CoverageAnalysis]: Checked inductivity of 841 backedges. 41 proven. 586 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2021-06-13 22:48:18,745 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 22:48:18,745 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2033692071] [2021-06-13 22:48:18,745 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2033692071] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:48:18,745 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1405261833] [2021-06-13 22:48:18,745 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 [2021-06-13 22:48:18,828 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 16 check-sat command(s) [2021-06-13 22:48:18,828 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-13 22:48:18,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 95 conjunts are in the unsatisfiable core [2021-06-13 22:48:18,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-13 22:48:20,878 INFO L134 CoverageAnalysis]: Checked inductivity of 841 backedges. 42 proven. 799 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 22:48:20,878 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1405261833] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:48:20,878 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-13 22:48:20,878 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 48] total 68 [2021-06-13 22:48:20,879 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796817062] [2021-06-13 22:48:20,879 INFO L462 AbstractCegarLoop]: Interpolant automaton has 69 states [2021-06-13 22:48:20,879 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 22:48:20,879 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 69 interpolants. [2021-06-13 22:48:20,880 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=199, Invalid=4493, Unknown=0, NotChecked=0, Total=4692 [2021-06-13 22:48:20,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:48:20,880 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 22:48:20,880 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 69 states, 69 states have (on average 2.130434782608696) internal successors, (147), 68 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 22:48:20,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:48:20,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:48:20,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-13 22:48:20,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-13 22:48:20,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-13 22:48:20,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-13 22:48:20,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-13 22:48:20,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-06-13 22:48:20,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:48:25,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:48:25,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:48:25,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-13 22:48:25,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-13 22:48:25,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-13 22:48:25,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-13 22:48:25,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-13 22:48:25,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-06-13 22:48:25,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-13 22:48:26,078 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-13 22:48:26,078 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-13 22:48:26,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 22:48:26,079 INFO L82 PathProgramCache]: Analyzing trace with hash 1070902253, now seen corresponding path program 10 times [2021-06-13 22:48:26,079 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 22:48:26,079 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1540866280] [2021-06-13 22:48:26,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 22:48:26,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 22:48:26,401 INFO L134 CoverageAnalysis]: Checked inductivity of 1013 backedges. 362 proven. 397 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2021-06-13 22:48:26,402 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 22:48:26,402 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1540866280] [2021-06-13 22:48:26,402 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1540866280] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:48:26,402 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2034141971] [2021-06-13 22:48:26,402 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 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-13 22:48:26,453 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-13 22:48:26,453 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-13 22:48:26,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 86 conjunts are in the unsatisfiable core [2021-06-13 22:48:26,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-13 22:48:28,024 INFO L134 CoverageAnalysis]: Checked inductivity of 1013 backedges. 101 proven. 912 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 22:48:28,024 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2034141971] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:48:28,024 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-13 22:48:28,024 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 50] total 75 [2021-06-13 22:48:28,025 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [286055659] [2021-06-13 22:48:28,025 INFO L462 AbstractCegarLoop]: Interpolant automaton has 76 states [2021-06-13 22:48:28,025 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 22:48:28,026 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 76 interpolants. [2021-06-13 22:48:28,027 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=579, Invalid=5121, Unknown=0, NotChecked=0, Total=5700 [2021-06-13 22:48:28,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:48:28,027 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 22:48:28,028 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 76 states, 76 states have (on average 2.1315789473684212) internal successors, (162), 75 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 22:48:28,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:48:28,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:48:28,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-13 22:48:28,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-13 22:48:28,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-13 22:48:28,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-13 22:48:28,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-13 22:48:28,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-06-13 22:48:28,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-13 22:48:28,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:48:31,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:48:31,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:48:31,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-13 22:48:31,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-13 22:48:31,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-13 22:48:31,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-13 22:48:31,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-13 22:48:31,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-06-13 22:48:31,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-13 22:48:31,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-13 22:48:31,617 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable77 [2021-06-13 22:48:31,619 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-13 22:48:31,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 22:48:31,619 INFO L82 PathProgramCache]: Analyzing trace with hash 1335691297, now seen corresponding path program 11 times [2021-06-13 22:48:31,619 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 22:48:31,619 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697614993] [2021-06-13 22:48:31,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 22:48:31,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 22:48:32,039 INFO L134 CoverageAnalysis]: Checked inductivity of 1201 backedges. 49 proven. 848 refuted. 0 times theorem prover too weak. 304 trivial. 0 not checked. [2021-06-13 22:48:32,039 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 22:48:32,040 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1697614993] [2021-06-13 22:48:32,040 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1697614993] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:48:32,040 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [177218539] [2021-06-13 22:48:32,040 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 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-13 22:48:32,122 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 18 check-sat command(s) [2021-06-13 22:48:32,122 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-13 22:48:32,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 101 conjunts are in the unsatisfiable core [2021-06-13 22:48:32,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-13 22:48:34,559 INFO L134 CoverageAnalysis]: Checked inductivity of 1201 backedges. 49 proven. 1152 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 22:48:34,559 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [177218539] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:48:34,559 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-13 22:48:34,559 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 54] total 78 [2021-06-13 22:48:34,559 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [207577403] [2021-06-13 22:48:34,559 INFO L462 AbstractCegarLoop]: Interpolant automaton has 79 states [2021-06-13 22:48:34,559 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 22:48:34,560 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 79 interpolants. [2021-06-13 22:48:34,561 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=203, Invalid=5959, Unknown=0, NotChecked=0, Total=6162 [2021-06-13 22:48:34,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:48:34,561 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 22:48:34,561 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 79 states, 79 states have (on average 2.1392405063291138) internal successors, (169), 78 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 22:48:34,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:48:34,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:48:34,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-13 22:48:34,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-13 22:48:34,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-13 22:48:34,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-13 22:48:34,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-13 22:48:34,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-06-13 22:48:34,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-13 22:48:34,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-13 22:48:34,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:48:40,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:48:40,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:48:40,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-13 22:48:40,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-13 22:48:40,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-13 22:48:40,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-13 22:48:40,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-13 22:48:40,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-06-13 22:48:40,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-13 22:48:40,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-13 22:48:40,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-06-13 22:48:41,168 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable101 [2021-06-13 22:48:41,168 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-13 22:48:41,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 22:48:41,168 INFO L82 PathProgramCache]: Analyzing trace with hash 675654229, now seen corresponding path program 12 times [2021-06-13 22:48:41,168 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 22:48:41,168 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24418579] [2021-06-13 22:48:41,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 22:48:41,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 22:48:41,546 INFO L134 CoverageAnalysis]: Checked inductivity of 1405 backedges. 506 proven. 547 refuted. 0 times theorem prover too weak. 352 trivial. 0 not checked. [2021-06-13 22:48:41,546 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 22:48:41,546 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [24418579] [2021-06-13 22:48:41,546 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [24418579] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:48:41,546 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1306297511] [2021-06-13 22:48:41,546 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 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-13 22:48:41,622 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 19 check-sat command(s) [2021-06-13 22:48:41,622 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-13 22:48:41,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 121 conjunts are in the unsatisfiable core [2021-06-13 22:48:41,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-13 22:48:43,573 INFO L134 CoverageAnalysis]: Checked inductivity of 1405 backedges. 145 proven. 1260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 22:48:43,573 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1306297511] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:48:43,573 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-13 22:48:43,573 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 59] total 88 [2021-06-13 22:48:43,573 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808394334] [2021-06-13 22:48:43,574 INFO L462 AbstractCegarLoop]: Interpolant automaton has 89 states [2021-06-13 22:48:43,574 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 22:48:43,574 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 89 interpolants. [2021-06-13 22:48:43,575 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=770, Invalid=7062, Unknown=0, NotChecked=0, Total=7832 [2021-06-13 22:48:43,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:48:43,575 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 22:48:43,576 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 89 states, 89 states have (on average 2.0898876404494384) internal successors, (186), 88 states have internal predecessors, (186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 22:48:43,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:48:43,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:48:43,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-13 22:48:43,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-13 22:48:43,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-13 22:48:43,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-13 22:48:43,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-13 22:48:43,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-06-13 22:48:43,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-13 22:48:43,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-13 22:48:43,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-06-13 22:48:43,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:48:48,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:48:48,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:48:48,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-13 22:48:48,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-13 22:48:48,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-13 22:48:48,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-13 22:48:48,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-13 22:48:48,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-06-13 22:48:48,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-13 22:48:48,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-13 22:48:48,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-06-13 22:48:48,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-06-13 22:48:48,413 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable102 [2021-06-13 22:48:48,414 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-13 22:48:48,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 22:48:48,414 INFO L82 PathProgramCache]: Analyzing trace with hash -405331319, now seen corresponding path program 13 times [2021-06-13 22:48:48,414 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 22:48:48,414 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1178624954] [2021-06-13 22:48:48,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 22:48:48,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 22:48:48,967 INFO L134 CoverageAnalysis]: Checked inductivity of 1625 backedges. 57 proven. 1158 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2021-06-13 22:48:48,967 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 22:48:48,967 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1178624954] [2021-06-13 22:48:48,967 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1178624954] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:48:48,967 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [549875115] [2021-06-13 22:48:48,967 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 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-13 22:48:49,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 22:48:49,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 109 conjunts are in the unsatisfiable core [2021-06-13 22:48:49,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-13 22:48:52,422 INFO L134 CoverageAnalysis]: Checked inductivity of 1625 backedges. 125 proven. 1500 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 22:48:52,422 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [549875115] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:48:52,422 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-13 22:48:52,422 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 64] total 92 [2021-06-13 22:48:52,422 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1506813572] [2021-06-13 22:48:52,423 INFO L462 AbstractCegarLoop]: Interpolant automaton has 93 states [2021-06-13 22:48:52,423 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 22:48:52,423 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 93 interpolants. [2021-06-13 22:48:52,424 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=401, Invalid=8155, Unknown=0, NotChecked=0, Total=8556 [2021-06-13 22:48:52,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:48:52,424 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 22:48:52,425 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 93 states, 93 states have (on average 2.096774193548387) internal successors, (195), 92 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 22:48:52,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:48:52,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:48:52,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-13 22:48:52,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-13 22:48:52,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-13 22:48:52,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-13 22:48:52,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-13 22:48:52,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-06-13 22:48:52,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-13 22:48:52,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-13 22:48:52,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-06-13 22:48:52,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-06-13 22:48:52,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:49:03,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:49:03,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:49:03,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-13 22:49:03,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-13 22:49:03,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-13 22:49:03,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-13 22:49:03,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-13 22:49:03,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-06-13 22:49:03,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-13 22:49:03,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-13 22:49:03,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-06-13 22:49:03,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-06-13 22:49:03,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 182 states. [2021-06-13 22:49:03,419 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable112,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-13 22:49:03,419 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-13 22:49:03,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 22:49:03,419 INFO L82 PathProgramCache]: Analyzing trace with hash 885790117, now seen corresponding path program 14 times [2021-06-13 22:49:03,419 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 22:49:03,420 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405064992] [2021-06-13 22:49:03,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 22:49:03,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 22:49:03,664 INFO L134 CoverageAnalysis]: Checked inductivity of 3049 backedges. 1068 proven. 405 refuted. 0 times theorem prover too weak. 1576 trivial. 0 not checked. [2021-06-13 22:49:03,664 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 22:49:03,664 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [405064992] [2021-06-13 22:49:03,664 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [405064992] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:49:03,664 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [629617496] [2021-06-13 22:49:03,664 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 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-13 22:49:03,788 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-13 22:49:03,788 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-13 22:49:03,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 201 conjunts are in the unsatisfiable core [2021-06-13 22:49:03,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-13 22:49:07,638 INFO L134 CoverageAnalysis]: Checked inductivity of 3049 backedges. 285 proven. 2764 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 22:49:07,638 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [629617496] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:49:07,638 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-13 22:49:07,638 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 82] total 100 [2021-06-13 22:49:07,638 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [442884307] [2021-06-13 22:49:07,639 INFO L462 AbstractCegarLoop]: Interpolant automaton has 101 states [2021-06-13 22:49:07,639 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 22:49:07,639 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 101 interpolants. [2021-06-13 22:49:07,641 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=634, Invalid=9466, Unknown=0, NotChecked=0, Total=10100 [2021-06-13 22:49:07,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:49:07,641 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 22:49:07,641 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 101 states, 101 states have (on average 2.108910891089109) internal successors, (213), 100 states have internal predecessors, (213), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 22:49:07,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:49:07,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:49:07,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-13 22:49:07,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-13 22:49:07,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-13 22:49:07,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-13 22:49:07,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-13 22:49:07,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-06-13 22:49:07,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-13 22:49:07,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-13 22:49:07,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-06-13 22:49:07,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-06-13 22:49:07,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 182 states. [2021-06-13 22:49:07,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:49:17,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:49:17,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:49:17,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-13 22:49:17,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-13 22:49:17,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-13 22:49:17,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-13 22:49:17,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-13 22:49:17,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-06-13 22:49:17,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-13 22:49:17,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-13 22:49:17,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-06-13 22:49:17,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-06-13 22:49:17,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 182 states. [2021-06-13 22:49:17,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-13 22:49:17,716 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable153,16 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-13 22:49:17,716 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-13 22:49:17,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 22:49:17,716 INFO L82 PathProgramCache]: Analyzing trace with hash 321847809, now seen corresponding path program 15 times [2021-06-13 22:49:17,716 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 22:49:17,716 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [386811163] [2021-06-13 22:49:17,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 22:49:17,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 22:49:18,556 INFO L134 CoverageAnalysis]: Checked inductivity of 4325 backedges. 93 proven. 2398 refuted. 0 times theorem prover too weak. 1834 trivial. 0 not checked. [2021-06-13 22:49:18,557 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 22:49:18,557 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [386811163] [2021-06-13 22:49:18,557 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [386811163] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:49:18,557 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [641586976] [2021-06-13 22:49:18,557 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 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-13 22:49:18,800 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 36 check-sat command(s) [2021-06-13 22:49:18,800 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-13 22:49:18,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 196 conjunts are in the unsatisfiable core [2021-06-13 22:49:18,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-13 22:49:25,621 INFO L134 CoverageAnalysis]: Checked inductivity of 4325 backedges. 169 proven. 4156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 22:49:25,621 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [641586976] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:49:25,621 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-13 22:49:25,621 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 100] total 132 [2021-06-13 22:49:25,621 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [590512771] [2021-06-13 22:49:25,622 INFO L462 AbstractCegarLoop]: Interpolant automaton has 133 states [2021-06-13 22:49:25,622 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 22:49:25,622 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 133 interpolants. [2021-06-13 22:49:25,624 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=444, Invalid=17112, Unknown=0, NotChecked=0, Total=17556 [2021-06-13 22:49:25,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:49:25,624 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 22:49:25,624 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 133 states, 133 states have (on average 2.0676691729323307) internal successors, (275), 132 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 22:49:25,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:49:25,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:49:25,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-13 22:49:25,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-13 22:49:25,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-13 22:49:25,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-13 22:49:25,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-13 22:49:25,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-06-13 22:49:25,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-13 22:49:25,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-13 22:49:25,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-06-13 22:49:25,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-06-13 22:49:25,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 182 states. [2021-06-13 22:49:25,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-13 22:49:25,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:49:45,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:49:45,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:49:45,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-13 22:49:45,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-13 22:49:45,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-13 22:49:45,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-13 22:49:45,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-13 22:49:45,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-06-13 22:49:45,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-13 22:49:45,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-13 22:49:45,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-06-13 22:49:45,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-06-13 22:49:45,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 182 states. [2021-06-13 22:49:45,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-13 22:49:45,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 193 states. [2021-06-13 22:49:45,377 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable155 [2021-06-13 22:49:45,377 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-13 22:49:45,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 22:49:45,378 INFO L82 PathProgramCache]: Analyzing trace with hash 1596181557, now seen corresponding path program 16 times [2021-06-13 22:49:45,378 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 22:49:45,378 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [799262754] [2021-06-13 22:49:45,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 22:49:45,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 22:49:46,007 INFO L134 CoverageAnalysis]: Checked inductivity of 4705 backedges. 1342 proven. 1409 refuted. 0 times theorem prover too weak. 1954 trivial. 0 not checked. [2021-06-13 22:49:46,008 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 22:49:46,008 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [799262754] [2021-06-13 22:49:46,008 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [799262754] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:49:46,008 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1061958089] [2021-06-13 22:49:46,008 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 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-13 22:49:46,103 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-13 22:49:46,103 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-13 22:49:46,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 514 conjuncts, 184 conjunts are in the unsatisfiable core [2021-06-13 22:49:46,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-13 22:49:50,580 INFO L134 CoverageAnalysis]: Checked inductivity of 4705 backedges. 257 proven. 4448 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 22:49:50,581 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1061958089] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:49:50,581 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-13 22:49:50,581 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 102] total 139 [2021-06-13 22:49:50,581 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [691636296] [2021-06-13 22:49:50,581 INFO L462 AbstractCegarLoop]: Interpolant automaton has 140 states [2021-06-13 22:49:50,581 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 22:49:50,582 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 140 interpolants. [2021-06-13 22:49:50,583 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1274, Invalid=18186, Unknown=0, NotChecked=0, Total=19460 [2021-06-13 22:49:50,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:49:50,583 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 22:49:50,583 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 140 states, 140 states have (on average 2.0714285714285716) internal successors, (290), 139 states have internal predecessors, (290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 22:49:50,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:49:50,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:49:50,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-13 22:49:50,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-13 22:49:50,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-13 22:49:50,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-13 22:49:50,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-13 22:49:50,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-06-13 22:49:50,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-13 22:49:50,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-13 22:49:50,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-06-13 22:49:50,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-06-13 22:49:50,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 182 states. [2021-06-13 22:49:50,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-13 22:49:50,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 193 states. [2021-06-13 22:49:50,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:50:03,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:50:03,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:50:03,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-13 22:50:03,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-13 22:50:03,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-13 22:50:03,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-13 22:50:03,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-13 22:50:03,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-06-13 22:50:03,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-13 22:50:03,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-13 22:50:03,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-06-13 22:50:03,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-06-13 22:50:03,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 182 states. [2021-06-13 22:50:03,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-13 22:50:03,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 193 states. [2021-06-13 22:50:03,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 202 states. [2021-06-13 22:50:03,971 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable186,18 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-13 22:50:03,971 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-13 22:50:03,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 22:50:03,972 INFO L82 PathProgramCache]: Analyzing trace with hash 1271753833, now seen corresponding path program 17 times [2021-06-13 22:50:03,972 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 22:50:03,972 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [823109526] [2021-06-13 22:50:03,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 22:50:04,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 22:50:04,981 INFO L134 CoverageAnalysis]: Checked inductivity of 5101 backedges. 101 proven. 2916 refuted. 0 times theorem prover too weak. 2084 trivial. 0 not checked. [2021-06-13 22:50:04,981 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 22:50:04,981 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [823109526] [2021-06-13 22:50:04,981 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [823109526] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:50:04,981 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [948839080] [2021-06-13 22:50:04,981 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 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-13 22:50:05,166 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 38 check-sat command(s) [2021-06-13 22:50:05,166 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-13 22:50:05,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 534 conjuncts, 205 conjunts are in the unsatisfiable core [2021-06-13 22:50:05,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-13 22:50:12,932 INFO L134 CoverageAnalysis]: Checked inductivity of 5101 backedges. 101 proven. 5000 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 22:50:12,932 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [948839080] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:50:12,932 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-13 22:50:12,932 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38, 106] total 142 [2021-06-13 22:50:12,932 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1082192601] [2021-06-13 22:50:12,933 INFO L462 AbstractCegarLoop]: Interpolant automaton has 143 states [2021-06-13 22:50:12,933 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 22:50:12,933 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 143 interpolants. [2021-06-13 22:50:12,934 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=377, Invalid=19929, Unknown=0, NotChecked=0, Total=20306 [2021-06-13 22:50:12,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:50:12,934 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 22:50:12,934 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 143 states, 143 states have (on average 2.076923076923077) internal successors, (297), 142 states have internal predecessors, (297), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 22:50:12,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:50:12,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:50:12,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-13 22:50:12,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-13 22:50:12,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-13 22:50:12,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-13 22:50:12,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-13 22:50:12,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-06-13 22:50:12,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-13 22:50:12,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-13 22:50:12,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-06-13 22:50:12,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-06-13 22:50:12,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 182 states. [2021-06-13 22:50:12,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-13 22:50:12,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 193 states. [2021-06-13 22:50:12,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 202 states. [2021-06-13 22:50:12,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:50:37,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:50:37,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:50:37,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-13 22:50:37,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-13 22:50:37,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-13 22:50:37,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-13 22:50:37,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-13 22:50:37,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-06-13 22:50:37,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-13 22:50:37,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-13 22:50:37,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-06-13 22:50:37,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-06-13 22:50:37,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 182 states. [2021-06-13 22:50:37,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-13 22:50:37,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 193 states. [2021-06-13 22:50:37,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 202 states. [2021-06-13 22:50:37,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 207 states. [2021-06-13 22:50:37,337 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable222 [2021-06-13 22:50:37,337 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-13 22:50:37,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 22:50:37,337 INFO L82 PathProgramCache]: Analyzing trace with hash -631680355, now seen corresponding path program 18 times [2021-06-13 22:50:37,337 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 22:50:37,338 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [280134583] [2021-06-13 22:50:37,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 22:50:37,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 22:50:38,101 INFO L134 CoverageAnalysis]: Checked inductivity of 5513 backedges. 1614 proven. 1687 refuted. 0 times theorem prover too weak. 2212 trivial. 0 not checked. [2021-06-13 22:50:38,102 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 22:50:38,102 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [280134583] [2021-06-13 22:50:38,102 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [280134583] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:50:38,102 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1048147358] [2021-06-13 22:50:38,102 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 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-13 22:50:38,326 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 39 check-sat command(s) [2021-06-13 22:50:38,326 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-13 22:50:38,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 554 conjuncts, 228 conjunts are in the unsatisfiable core [2021-06-13 22:50:38,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-13 22:50:43,522 INFO L134 CoverageAnalysis]: Checked inductivity of 5513 backedges. 325 proven. 5188 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 22:50:43,522 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1048147358] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:50:43,523 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-13 22:50:43,523 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [43, 111] total 152 [2021-06-13 22:50:43,523 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049946331] [2021-06-13 22:50:43,523 INFO L462 AbstractCegarLoop]: Interpolant automaton has 153 states [2021-06-13 22:50:43,523 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 22:50:43,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 153 interpolants. [2021-06-13 22:50:43,524 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1537, Invalid=21719, Unknown=0, NotChecked=0, Total=23256 [2021-06-13 22:50:43,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:50:43,525 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 22:50:43,525 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 153 states, 153 states have (on average 2.052287581699346) internal successors, (314), 152 states have internal predecessors, (314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 22:50:43,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:50:43,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:50:43,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-13 22:50:43,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-13 22:50:43,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-13 22:50:43,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-13 22:50:43,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-13 22:50:43,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-06-13 22:50:43,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-13 22:50:43,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-13 22:50:43,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-06-13 22:50:43,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-06-13 22:50:43,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 182 states. [2021-06-13 22:50:43,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-13 22:50:43,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 193 states. [2021-06-13 22:50:43,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 202 states. [2021-06-13 22:50:43,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 207 states. [2021-06-13 22:50:43,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:50:58,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:50:58,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:50:58,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-13 22:50:58,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-13 22:50:58,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-13 22:50:58,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-13 22:50:58,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-13 22:50:58,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-06-13 22:50:58,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-13 22:50:58,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-13 22:50:58,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-06-13 22:50:58,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-06-13 22:50:58,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 182 states. [2021-06-13 22:50:58,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-13 22:50:58,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 193 states. [2021-06-13 22:50:58,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 202 states. [2021-06-13 22:50:58,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 207 states. [2021-06-13 22:50:58,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 216 states. [2021-06-13 22:50:58,887 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable223 [2021-06-13 22:50:58,887 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-13 22:50:58,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 22:50:58,887 INFO L82 PathProgramCache]: Analyzing trace with hash 922226385, now seen corresponding path program 19 times [2021-06-13 22:50:58,887 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 22:50:58,887 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1962644058] [2021-06-13 22:50:58,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 22:50:59,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 22:51:00,078 INFO L134 CoverageAnalysis]: Checked inductivity of 5941 backedges. 109 proven. 3482 refuted. 0 times theorem prover too weak. 2350 trivial. 0 not checked. [2021-06-13 22:51:00,078 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 22:51:00,078 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1962644058] [2021-06-13 22:51:00,078 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1962644058] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:51:00,078 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2110280251] [2021-06-13 22:51:00,078 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 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-13 22:51:00,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 22:51:00,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 574 conjuncts, 225 conjunts are in the unsatisfiable core [2021-06-13 22:51:00,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-13 22:51:09,907 INFO L134 CoverageAnalysis]: Checked inductivity of 5941 backedges. 293 proven. 5648 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 22:51:09,907 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2110280251] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:51:09,907 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-13 22:51:09,907 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42, 116] total 156 [2021-06-13 22:51:09,907 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [998699060] [2021-06-13 22:51:09,908 INFO L462 AbstractCegarLoop]: Interpolant automaton has 157 states [2021-06-13 22:51:09,908 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 22:51:09,908 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 157 interpolants. [2021-06-13 22:51:09,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=761, Invalid=23731, Unknown=0, NotChecked=0, Total=24492 [2021-06-13 22:51:09,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:51:09,909 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 22:51:09,909 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 157 states, 157 states have (on average 2.0573248407643314) internal successors, (323), 156 states have internal predecessors, (323), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 22:51:09,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:51:09,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:51:09,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-13 22:51:09,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-13 22:51:09,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-13 22:51:09,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-13 22:51:09,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-13 22:51:09,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-06-13 22:51:09,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-13 22:51:09,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-13 22:51:09,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-06-13 22:51:09,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-06-13 22:51:09,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 182 states. [2021-06-13 22:51:09,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-13 22:51:09,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 193 states. [2021-06-13 22:51:09,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 202 states. [2021-06-13 22:51:09,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 207 states. [2021-06-13 22:51:09,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 216 states. [2021-06-13 22:51:09,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:51:46,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:51:46,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:51:46,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-13 22:51:46,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-13 22:51:46,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-13 22:51:46,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-13 22:51:46,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-13 22:51:46,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-06-13 22:51:46,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-13 22:51:46,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-13 22:51:46,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-06-13 22:51:46,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-06-13 22:51:46,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 182 states. [2021-06-13 22:51:46,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-13 22:51:46,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 193 states. [2021-06-13 22:51:46,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 202 states. [2021-06-13 22:51:46,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 207 states. [2021-06-13 22:51:46,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 216 states. [2021-06-13 22:51:46,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 330 states. [2021-06-13 22:51:46,296 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable229 [2021-06-13 22:51:46,297 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-13 22:51:46,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 22:51:46,297 INFO L82 PathProgramCache]: Analyzing trace with hash 1346081087, now seen corresponding path program 20 times [2021-06-13 22:51:46,297 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 22:51:46,297 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [671716043] [2021-06-13 22:51:46,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 22:51:46,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 22:51:46,728 INFO L134 CoverageAnalysis]: Checked inductivity of 9684 backedges. 2615 proven. 1225 refuted. 0 times theorem prover too weak. 5844 trivial. 0 not checked. [2021-06-13 22:51:46,729 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 22:51:46,729 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [671716043] [2021-06-13 22:51:46,729 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [671716043] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:51:46,729 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1446488781] [2021-06-13 22:51:46,729 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 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-13 22:51:46,929 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-13 22:51:46,929 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-13 22:51:46,935 WARN L261 TraceCheckSpWp]: Trace formula consists of 719 conjuncts, 369 conjunts are in the unsatisfiable core [2021-06-13 22:51:46,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-13 22:51:57,434 INFO L134 CoverageAnalysis]: Checked inductivity of 9684 backedges. 555 proven. 9129 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 22:51:57,435 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1446488781] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:51:57,435 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-13 22:51:57,435 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 142] total 166 [2021-06-13 22:51:57,435 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057755768] [2021-06-13 22:51:57,435 INFO L462 AbstractCegarLoop]: Interpolant automaton has 167 states [2021-06-13 22:51:57,435 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 22:51:57,436 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 167 interpolants. [2021-06-13 22:51:57,436 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1119, Invalid=26603, Unknown=0, NotChecked=0, Total=27722 [2021-06-13 22:51:57,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:51:57,436 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 22:51:57,437 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 167 states, 167 states have (on average 2.089820359281437) internal successors, (349), 166 states have internal predecessors, (349), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 22:51:57,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:51:57,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:51:57,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-13 22:51:57,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-13 22:51:57,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-13 22:51:57,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-13 22:51:57,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-13 22:51:57,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-06-13 22:51:57,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-13 22:51:57,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-13 22:51:57,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-06-13 22:51:57,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-06-13 22:51:57,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 182 states. [2021-06-13 22:51:57,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-13 22:51:57,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 193 states. [2021-06-13 22:51:57,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 202 states. [2021-06-13 22:51:57,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 207 states. [2021-06-13 22:51:57,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 216 states. [2021-06-13 22:51:57,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 330 states. [2021-06-13 22:51:57,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:52:28,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:52:28,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:52:28,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-13 22:52:28,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-13 22:52:28,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-13 22:52:28,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-13 22:52:28,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-13 22:52:28,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-06-13 22:52:28,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-13 22:52:28,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-13 22:52:28,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-06-13 22:52:28,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-06-13 22:52:28,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 182 states. [2021-06-13 22:52:28,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-13 22:52:28,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 193 states. [2021-06-13 22:52:28,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 202 states. [2021-06-13 22:52:28,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 207 states. [2021-06-13 22:52:28,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 216 states. [2021-06-13 22:52:28,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 330 states. [2021-06-13 22:52:28,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 147 states. [2021-06-13 22:52:28,431 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable378 [2021-06-13 22:52:28,432 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-13 22:52:28,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 22:52:28,432 INFO L82 PathProgramCache]: Analyzing trace with hash 1725962961, now seen corresponding path program 21 times [2021-06-13 22:52:28,432 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 22:52:28,432 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [635397433] [2021-06-13 22:52:28,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 22:52:28,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 22:52:30,174 INFO L134 CoverageAnalysis]: Checked inductivity of 12641 backedges. 159 proven. 5923 refuted. 0 times theorem prover too weak. 6559 trivial. 0 not checked. [2021-06-13 22:52:30,174 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 22:52:30,174 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [635397433] [2021-06-13 22:52:30,175 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [635397433] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:52:30,175 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1156661665] [2021-06-13 22:52:30,175 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 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-13 22:52:30,911 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 63 check-sat command(s) [2021-06-13 22:52:30,911 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-13 22:52:30,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 824 conjuncts, 398 conjunts are in the unsatisfiable core [2021-06-13 22:52:30,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-13 22:52:47,922 INFO L134 CoverageAnalysis]: Checked inductivity of 12641 backedges. 365 proven. 12276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 22:52:47,923 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1156661665] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:52:47,923 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-13 22:52:47,923 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [46, 166] total 210 [2021-06-13 22:52:47,923 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023173862] [2021-06-13 22:52:47,923 INFO L462 AbstractCegarLoop]: Interpolant automaton has 211 states [2021-06-13 22:52:47,923 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 22:52:47,924 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 211 interpolants. [2021-06-13 22:52:47,925 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=995, Invalid=43315, Unknown=0, NotChecked=0, Total=44310 [2021-06-13 22:52:47,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:52:47,925 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 22:52:47,925 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 211 states, 211 states have (on average 2.042654028436019) internal successors, (431), 210 states have internal predecessors, (431), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 22:52:47,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:52:47,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:52:47,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-13 22:52:47,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-13 22:52:47,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-13 22:52:47,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-13 22:52:47,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-13 22:52:47,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-06-13 22:52:47,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-13 22:52:47,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-13 22:52:47,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-06-13 22:52:47,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-06-13 22:52:47,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 182 states. [2021-06-13 22:52:47,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-13 22:52:47,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 193 states. [2021-06-13 22:52:47,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 202 states. [2021-06-13 22:52:47,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 207 states. [2021-06-13 22:52:47,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 216 states. [2021-06-13 22:52:47,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 330 states. [2021-06-13 22:52:47,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 147 states. [2021-06-13 22:52:47,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:53:57,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:53:57,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:53:57,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-13 22:53:57,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-13 22:53:57,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-13 22:53:57,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-13 22:53:57,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-13 22:53:57,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-06-13 22:53:57,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-13 22:53:57,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-13 22:53:57,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-06-13 22:53:57,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-06-13 22:53:57,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 182 states. [2021-06-13 22:53:57,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-13 22:53:57,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 193 states. [2021-06-13 22:53:57,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 202 states. [2021-06-13 22:53:57,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 207 states. [2021-06-13 22:53:57,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 216 states. [2021-06-13 22:53:57,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 330 states. [2021-06-13 22:53:57,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 147 states. [2021-06-13 22:53:57,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 461 states. [2021-06-13 22:53:57,512 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable382,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-13 22:53:57,512 INFO L430 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-13 22:53:57,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 22:53:57,512 INFO L82 PathProgramCache]: Analyzing trace with hash -1767952599, now seen corresponding path program 22 times [2021-06-13 22:53:57,513 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 22:53:57,513 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735233170] [2021-06-13 22:53:57,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 22:53:57,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 22:53:58,160 INFO L134 CoverageAnalysis]: Checked inductivity of 18805 backedges. 3864 proven. 2443 refuted. 0 times theorem prover too weak. 12498 trivial. 0 not checked. [2021-06-13 22:53:58,160 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 22:53:58,160 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [735233170] [2021-06-13 22:53:58,160 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [735233170] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:53:58,160 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1355581115] [2021-06-13 22:53:58,160 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 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-13 22:53:58,456 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-13 22:53:58,456 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-13 22:53:58,467 WARN L261 TraceCheckSpWp]: Trace formula consists of 994 conjuncts, 533 conjunts are in the unsatisfiable core [2021-06-13 22:53:58,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-13 22:54:17,413 INFO L134 CoverageAnalysis]: Checked inductivity of 18805 backedges. 695 proven. 18110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 22:54:17,414 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1355581115] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:54:17,414 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-13 22:54:17,414 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 196] total 222 [2021-06-13 22:54:17,414 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [982894441] [2021-06-13 22:54:17,414 INFO L462 AbstractCegarLoop]: Interpolant automaton has 223 states [2021-06-13 22:54:17,414 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 22:54:17,415 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 223 interpolants. [2021-06-13 22:54:17,416 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1432, Invalid=48074, Unknown=0, NotChecked=0, Total=49506 [2021-06-13 22:54:17,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:54:17,416 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 22:54:17,416 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 223 states, 223 states have (on average 2.085201793721973) internal successors, (465), 222 states have internal predecessors, (465), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 22:54:17,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:54:17,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:54:17,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-13 22:54:17,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-13 22:54:17,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-13 22:54:17,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-13 22:54:17,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-13 22:54:17,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-06-13 22:54:17,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-13 22:54:17,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-13 22:54:17,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-06-13 22:54:17,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-06-13 22:54:17,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 182 states. [2021-06-13 22:54:17,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-13 22:54:17,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 193 states. [2021-06-13 22:54:17,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 202 states. [2021-06-13 22:54:17,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 207 states. [2021-06-13 22:54:17,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 216 states. [2021-06-13 22:54:17,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 330 states. [2021-06-13 22:54:17,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 147 states. [2021-06-13 22:54:17,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 461 states. [2021-06-13 22:54:17,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:55:18,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:55:18,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:55:18,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-13 22:55:18,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-13 22:55:18,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-13 22:55:18,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-13 22:55:18,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-13 22:55:18,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-06-13 22:55:18,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-13 22:55:18,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-13 22:55:18,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-06-13 22:55:18,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-06-13 22:55:18,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 182 states. [2021-06-13 22:55:18,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-13 22:55:18,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 193 states. [2021-06-13 22:55:18,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 202 states. [2021-06-13 22:55:18,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 207 states. [2021-06-13 22:55:18,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 216 states. [2021-06-13 22:55:18,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 330 states. [2021-06-13 22:55:18,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 147 states. [2021-06-13 22:55:18,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 461 states. [2021-06-13 22:55:18,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 201 states. [2021-06-13 22:55:18,940 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable511 [2021-06-13 22:55:18,940 INFO L430 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-13 22:55:18,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 22:55:18,940 INFO L82 PathProgramCache]: Analyzing trace with hash -997864839, now seen corresponding path program 23 times [2021-06-13 22:55:18,940 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 22:55:18,941 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720816336] [2021-06-13 22:55:18,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 22:55:19,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 22:55:21,795 INFO L134 CoverageAnalysis]: Checked inductivity of 23113 backedges. 215 proven. 9033 refuted. 0 times theorem prover too weak. 13865 trivial. 0 not checked. [2021-06-13 22:55:21,795 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 22:55:21,795 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [720816336] [2021-06-13 22:55:21,795 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [720816336] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:55:21,795 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [36945815] [2021-06-13 22:55:21,796 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 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-13 22:55:22,585 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 89 check-sat command(s) [2021-06-13 22:55:22,586 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-13 22:55:22,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 1104 conjuncts, 438 conjunts are in the unsatisfiable core [2021-06-13 22:55:22,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-13 22:55:49,571 INFO L134 CoverageAnalysis]: Checked inductivity of 23113 backedges. 72 proven. 23041 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 22:55:49,571 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [36945815] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:55:49,571 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-13 22:55:49,571 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 222] total 270 [2021-06-13 22:55:49,571 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2123061730] [2021-06-13 22:55:49,572 INFO L462 AbstractCegarLoop]: Interpolant automaton has 271 states [2021-06-13 22:55:49,572 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 22:55:49,572 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 271 interpolants. [2021-06-13 22:55:49,574 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=778, Invalid=72392, Unknown=0, NotChecked=0, Total=73170 [2021-06-13 22:55:49,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:55:49,574 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 22:55:49,575 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 271 states, 271 states have (on average 2.0332103321033212) internal successors, (551), 270 states have internal predecessors, (551), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 22:55:49,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:55:49,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:55:49,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-13 22:55:49,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-13 22:55:49,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-13 22:55:49,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-13 22:55:49,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-13 22:55:49,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-06-13 22:55:49,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-13 22:55:49,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-13 22:55:49,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-06-13 22:55:49,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-06-13 22:55:49,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 182 states. [2021-06-13 22:55:49,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-13 22:55:49,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 193 states. [2021-06-13 22:55:49,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 202 states. [2021-06-13 22:55:49,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 207 states. [2021-06-13 22:55:49,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 216 states. [2021-06-13 22:55:49,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 330 states. [2021-06-13 22:55:49,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 147 states. [2021-06-13 22:55:49,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 461 states. [2021-06-13 22:55:49,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 201 states. [2021-06-13 22:55:49,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:57:41,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:57:41,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:57:41,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-13 22:57:41,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-13 22:57:41,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-13 22:57:41,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-13 22:57:41,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-13 22:57:41,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-06-13 22:57:41,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-13 22:57:41,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-13 22:57:41,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-06-13 22:57:41,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-06-13 22:57:41,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 182 states. [2021-06-13 22:57:41,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-13 22:57:41,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 193 states. [2021-06-13 22:57:41,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 202 states. [2021-06-13 22:57:41,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 207 states. [2021-06-13 22:57:41,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 216 states. [2021-06-13 22:57:41,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 330 states. [2021-06-13 22:57:41,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 147 states. [2021-06-13 22:57:41,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 461 states. [2021-06-13 22:57:41,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 201 states. [2021-06-13 22:57:41,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 474 states. [2021-06-13 22:57:41,230 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable513,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-13 22:57:41,230 INFO L430 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-13 22:57:41,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 22:57:41,230 INFO L82 PathProgramCache]: Analyzing trace with hash 1727966381, now seen corresponding path program 24 times [2021-06-13 22:57:41,231 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 22:57:41,231 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2024447182] [2021-06-13 22:57:41,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 22:57:41,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 22:57:42,612 INFO L134 CoverageAnalysis]: Checked inductivity of 23981 backedges. 4824 proven. 4960 refuted. 0 times theorem prover too weak. 14197 trivial. 0 not checked. [2021-06-13 22:57:42,612 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 22:57:42,612 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2024447182] [2021-06-13 22:57:42,612 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2024447182] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:57:42,612 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [16749115] [2021-06-13 22:57:42,613 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 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-13 22:57:46,521 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 90 check-sat command(s) [2021-06-13 22:57:46,521 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-13 22:57:46,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 1124 conjuncts, 446 conjunts are in the unsatisfiable core [2021-06-13 22:57:46,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-13 22:58:03,035 INFO L134 CoverageAnalysis]: Checked inductivity of 23981 backedges. 577 proven. 23404 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 22:58:03,036 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [16749115] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:58:03,036 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-13 22:58:03,036 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 225] total 278 [2021-06-13 22:58:03,036 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1625048156] [2021-06-13 22:58:03,036 INFO L462 AbstractCegarLoop]: Interpolant automaton has 279 states [2021-06-13 22:58:03,036 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 22:58:03,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 279 interpolants. [2021-06-13 22:58:03,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=2794, Invalid=74768, Unknown=0, NotChecked=0, Total=77562 [2021-06-13 22:58:03,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:58:03,039 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 22:58:03,039 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 279 states, 279 states have (on average 2.028673835125448) internal successors, (566), 278 states have internal predecessors, (566), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 22:58:03,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:58:03,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:58:03,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-13 22:58:03,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-13 22:58:03,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-13 22:58:03,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-13 22:58:03,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-13 22:58:03,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-06-13 22:58:03,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-13 22:58:03,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-13 22:58:03,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-06-13 22:58:03,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-06-13 22:58:03,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 182 states. [2021-06-13 22:58:03,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-13 22:58:03,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 193 states. [2021-06-13 22:58:03,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 202 states. [2021-06-13 22:58:03,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 207 states. [2021-06-13 22:58:03,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 216 states. [2021-06-13 22:58:03,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 330 states. [2021-06-13 22:58:03,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 147 states. [2021-06-13 22:58:03,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 461 states. [2021-06-13 22:58:03,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 201 states. [2021-06-13 22:58:03,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 474 states. [2021-06-13 22:58:03,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:59:03,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:59:03,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:59:03,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-13 22:59:03,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-13 22:59:03,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-13 22:59:03,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-13 22:59:03,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-13 22:59:03,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-06-13 22:59:03,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-13 22:59:03,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-13 22:59:03,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-06-13 22:59:03,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-06-13 22:59:03,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 182 states. [2021-06-13 22:59:03,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-13 22:59:03,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 193 states. [2021-06-13 22:59:03,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 202 states. [2021-06-13 22:59:03,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 207 states. [2021-06-13 22:59:03,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 216 states. [2021-06-13 22:59:03,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 330 states. [2021-06-13 22:59:03,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 147 states. [2021-06-13 22:59:03,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 461 states. [2021-06-13 22:59:03,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 201 states. [2021-06-13 22:59:03,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 474 states. [2021-06-13 22:59:03,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 483 states. [2021-06-13 22:59:03,214 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable534 [2021-06-13 22:59:03,214 INFO L430 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-13 22:59:03,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 22:59:03,215 INFO L82 PathProgramCache]: Analyzing trace with hash -377723679, now seen corresponding path program 25 times [2021-06-13 22:59:03,215 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 22:59:03,215 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424383205] [2021-06-13 22:59:03,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 22:59:04,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 22:59:06,620 INFO L134 CoverageAnalysis]: Checked inductivity of 24865 backedges. 223 proven. 10103 refuted. 0 times theorem prover too weak. 14539 trivial. 0 not checked. [2021-06-13 22:59:06,620 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 22:59:06,620 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [424383205] [2021-06-13 22:59:06,621 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [424383205] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:59:06,621 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1346179097] [2021-06-13 22:59:06,621 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 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-13 22:59:06,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 22:59:06,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 1144 conjuncts, 309 conjunts are in the unsatisfiable core [2021-06-13 22:59:06,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-13 22:59:08,908 INFO L134 CoverageAnalysis]: Checked inductivity of 24865 backedges. 853 proven. 16537 refuted. 0 times theorem prover too weak. 7475 trivial. 0 not checked. [2021-06-13 22:59:08,909 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1346179097] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:59:08,909 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-13 22:59:08,909 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [54, 31] total 84 [2021-06-13 22:59:08,909 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1226252656] [2021-06-13 22:59:08,909 INFO L462 AbstractCegarLoop]: Interpolant automaton has 84 states [2021-06-13 22:59:08,909 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 22:59:08,910 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 84 interpolants. [2021-06-13 22:59:08,910 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=570, Invalid=6402, Unknown=0, NotChecked=0, Total=6972 [2021-06-13 22:59:08,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:59:08,910 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 22:59:08,910 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 84 states, 84 states have (on average 2.8095238095238093) internal successors, (236), 84 states have internal predecessors, (236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 22:59:08,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:59:08,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:59:08,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-13 22:59:08,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-13 22:59:08,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-13 22:59:08,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-13 22:59:08,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-13 22:59:08,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-06-13 22:59:08,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-13 22:59:08,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-13 22:59:08,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-06-13 22:59:08,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-06-13 22:59:08,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 182 states. [2021-06-13 22:59:08,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-13 22:59:08,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 193 states. [2021-06-13 22:59:08,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 202 states. [2021-06-13 22:59:08,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 207 states. [2021-06-13 22:59:08,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 216 states. [2021-06-13 22:59:08,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 330 states. [2021-06-13 22:59:08,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 147 states. [2021-06-13 22:59:08,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 461 states. [2021-06-13 22:59:08,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 201 states. [2021-06-13 22:59:08,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 474 states. [2021-06-13 22:59:08,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 483 states. [2021-06-13 22:59:08,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:59:12,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:59:12,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:59:12,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-13 22:59:12,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-13 22:59:12,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-13 22:59:12,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-13 22:59:12,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-13 22:59:12,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-06-13 22:59:12,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-13 22:59:12,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-13 22:59:12,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-06-13 22:59:12,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-06-13 22:59:12,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 182 states. [2021-06-13 22:59:12,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-13 22:59:12,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 193 states. [2021-06-13 22:59:12,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 202 states. [2021-06-13 22:59:12,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 207 states. [2021-06-13 22:59:12,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 216 states. [2021-06-13 22:59:12,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 330 states. [2021-06-13 22:59:12,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 147 states. [2021-06-13 22:59:12,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 461 states. [2021-06-13 22:59:12,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 201 states. [2021-06-13 22:59:12,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 474 states. [2021-06-13 22:59:12,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 483 states. [2021-06-13 22:59:12,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-13 22:59:12,685 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable578 [2021-06-13 22:59:12,685 INFO L430 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-13 22:59:12,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 22:59:12,685 INFO L82 PathProgramCache]: Analyzing trace with hash -1814595107, now seen corresponding path program 26 times [2021-06-13 22:59:12,685 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 22:59:12,685 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1452189301] [2021-06-13 22:59:12,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 22:59:12,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 22:59:14,186 INFO L134 CoverageAnalysis]: Checked inductivity of 25313 backedges. 5318 proven. 5459 refuted. 0 times theorem prover too weak. 14536 trivial. 0 not checked. [2021-06-13 22:59:14,186 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 22:59:14,186 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1452189301] [2021-06-13 22:59:14,186 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1452189301] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:59:14,186 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1869523163] [2021-06-13 22:59:14,186 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 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-13 22:59:14,539 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-13 22:59:14,539 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-13 22:59:14,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 1154 conjuncts, 430 conjunts are in the unsatisfiable core [2021-06-13 22:59:14,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-13 22:59:31,560 INFO L134 CoverageAnalysis]: Checked inductivity of 25313 backedges. 677 proven. 24636 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 22:59:31,561 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1869523163] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 22:59:31,561 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-13 22:59:31,561 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [59, 230] total 287 [2021-06-13 22:59:31,561 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1334545615] [2021-06-13 22:59:31,561 INFO L462 AbstractCegarLoop]: Interpolant automaton has 288 states [2021-06-13 22:59:31,562 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 22:59:31,562 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 288 interpolants. [2021-06-13 22:59:31,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3039, Invalid=79617, Unknown=0, NotChecked=0, Total=82656 [2021-06-13 22:59:31,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 22:59:31,564 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 22:59:31,565 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 288 states, 288 states have (on average 2.0347222222222223) internal successors, (586), 287 states have internal predecessors, (586), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 22:59:31,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:59:31,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 22:59:31,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-13 22:59:31,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-13 22:59:31,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-13 22:59:31,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-13 22:59:31,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-13 22:59:31,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-06-13 22:59:31,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-13 22:59:31,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-13 22:59:31,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-06-13 22:59:31,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-06-13 22:59:31,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 182 states. [2021-06-13 22:59:31,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-13 22:59:31,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 193 states. [2021-06-13 22:59:31,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 202 states. [2021-06-13 22:59:31,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 207 states. [2021-06-13 22:59:31,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 216 states. [2021-06-13 22:59:31,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 330 states. [2021-06-13 22:59:31,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 147 states. [2021-06-13 22:59:31,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 461 states. [2021-06-13 22:59:31,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 201 states. [2021-06-13 22:59:31,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 474 states. [2021-06-13 22:59:31,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 483 states. [2021-06-13 22:59:31,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-13 22:59:31,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2021-06-13 23:00:17,544 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable654 [2021-06-13 23:00:17,544 WARN L547 AbstractCegarLoop]: Verification canceled [2021-06-13 23:00:17,553 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-13 23:00:17,554 WARN L196 ceAbstractionStarter]: Timeout [2021-06-13 23:00:17,554 INFO L202 PluginConnector]: Adding new model nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.06 11:00:17 BasicIcfg [2021-06-13 23:00:17,554 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-13 23:00:17,555 INFO L168 Benchmark]: Toolchain (without parser) took 738950.91 ms. Allocated memory was 184.5 MB in the beginning and 1.4 GB in the end (delta: 1.2 GB). Free memory was 164.8 MB in the beginning and 357.9 MB in the end (delta: -193.1 MB). Peak memory consumption was 1.0 GB. Max. memory is 8.0 GB. [2021-06-13 23:00:17,555 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.13 ms. Allocated memory is still 184.5 MB. Free memory is still 165.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-13 23:00:17,555 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.54 ms. Allocated memory is still 184.5 MB. Free memory was 164.7 MB in the beginning and 163.3 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-13 23:00:17,555 INFO L168 Benchmark]: Boogie Preprocessor took 13.21 ms. Allocated memory is still 184.5 MB. Free memory was 163.3 MB in the beginning and 162.3 MB in the end (delta: 977.5 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-13 23:00:17,555 INFO L168 Benchmark]: RCFGBuilder took 177.31 ms. Allocated memory is still 184.5 MB. Free memory was 162.3 MB in the beginning and 150.9 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-06-13 23:00:17,555 INFO L168 Benchmark]: TraceAbstraction took 738738.12 ms. Allocated memory was 184.5 MB in the beginning and 1.4 GB in the end (delta: 1.2 GB). Free memory was 150.5 MB in the beginning and 357.9 MB in the end (delta: -207.5 MB). Peak memory consumption was 998.2 MB. Max. memory is 8.0 GB. [2021-06-13 23:00:17,555 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.13 ms. Allocated memory is still 184.5 MB. Free memory is still 165.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 18.54 ms. Allocated memory is still 184.5 MB. Free memory was 164.7 MB in the beginning and 163.3 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 13.21 ms. Allocated memory is still 184.5 MB. Free memory was 163.3 MB in the beginning and 162.3 MB in the end (delta: 977.5 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 177.31 ms. Allocated memory is still 184.5 MB. Free memory was 162.3 MB in the beginning and 150.9 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 738738.12 ms. Allocated memory was 184.5 MB in the beginning and 1.4 GB in the end (delta: 1.2 GB). Free memory was 150.5 MB in the beginning and 357.9 MB in the end (delta: -207.5 MB). Peak memory consumption was 998.2 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 14662, positive: 9971, positive conditional: 9971, positive unconditional: 0, negative: 4691, negative conditional: 4691, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 10094, positive: 9971, positive conditional: 9971, positive unconditional: 0, negative: 123, negative conditional: 123, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 10094, positive: 8759, positive conditional: 0, positive unconditional: 8759, negative: 1335, negative conditional: 0, negative unconditional: 1335, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 31, positive: 29, positive conditional: 0, positive unconditional: 29, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 31, positive: 29, positive conditional: 0, positive unconditional: 29, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 135, positive: 26, positive conditional: 26, positive unconditional: 0, negative: 109, negative conditional: 107, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 277, positive: 62, positive conditional: 62, positive unconditional: 0, negative: 215, negative conditional: 185, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 10094, positive: 8730, positive conditional: 0, positive unconditional: 8730, negative: 1333, negative conditional: 0, negative unconditional: 1333, unknown: 31, unknown conditional: 0, unknown unconditional: 31] , Statistics on independence cache: Total cache size (in pairs): 164, Positive cache size: 55, Positive conditional cache size: 26, Positive unconditional cache size: 29, Negative cache size: 109, Negative conditional cache size: 107, Negative unconditional cache size: 2, SemanticConditionEliminator.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 135, positive: 26, positive conditional: 26, positive unconditional: 0, negative: 109, negative conditional: 107, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 277, positive: 62, positive conditional: 62, positive unconditional: 0, negative: 215, negative conditional: 185, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5487, positive: 1186, positive conditional: 1186, positive unconditional: 0, negative: 4168, negative conditional: 2117, negative unconditional: 2051, unknown: 133, unknown conditional: 133, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 164, Positive cache size: 55, Positive conditional cache size: 26, Positive unconditional cache size: 29, Negative cache size: 109, Negative conditional cache size: 107, Negative unconditional cache size: 2, Eliminated conditions: 2051, SemanticConditionEliminator.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 135, positive: 26, positive conditional: 26, positive unconditional: 0, negative: 109, negative conditional: 107, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 277, positive: 62, positive conditional: 62, positive unconditional: 0, negative: 215, negative conditional: 185, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5487, positive: 1186, positive conditional: 1186, positive unconditional: 0, negative: 4168, negative conditional: 2117, negative unconditional: 2051, unknown: 133, unknown conditional: 133, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 164, Positive cache size: 55, Positive conditional cache size: 26, Positive unconditional cache size: 29, Negative cache size: 109, Negative conditional cache size: 107, Negative unconditional cache size: 2, Eliminated conditions: 2051, SemanticConditionEliminator.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 135, positive: 26, positive conditional: 26, positive unconditional: 0, negative: 109, negative conditional: 107, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 277, positive: 62, positive conditional: 62, positive unconditional: 0, negative: 215, negative conditional: 185, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5487, positive: 1186, positive conditional: 1186, positive unconditional: 0, negative: 4168, negative conditional: 2117, negative unconditional: 2051, unknown: 133, unknown conditional: 133, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 164, Positive cache size: 55, Positive conditional cache size: 26, Positive unconditional cache size: 29, Negative cache size: 109, Negative conditional cache size: 107, Negative unconditional cache size: 2, Eliminated conditions: 2051, SemanticConditionEliminator.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 135, positive: 26, positive conditional: 26, positive unconditional: 0, negative: 109, negative conditional: 107, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 277, positive: 62, positive conditional: 62, positive unconditional: 0, negative: 215, negative conditional: 185, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5487, positive: 1186, positive conditional: 1186, positive unconditional: 0, negative: 4168, negative conditional: 2117, negative unconditional: 2051, unknown: 133, unknown conditional: 133, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 164, Positive cache size: 55, Positive conditional cache size: 26, Positive unconditional cache size: 29, Negative cache size: 109, Negative conditional cache size: 107, Negative unconditional cache size: 2, Eliminated conditions: 2051, SemanticConditionEliminator.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 135, positive: 26, positive conditional: 26, positive unconditional: 0, negative: 109, negative conditional: 107, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 277, positive: 62, positive conditional: 62, positive unconditional: 0, negative: 215, negative conditional: 185, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5487, positive: 1186, positive conditional: 1186, positive unconditional: 0, negative: 4168, negative conditional: 2117, negative unconditional: 2051, unknown: 133, unknown conditional: 133, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 164, Positive cache size: 55, Positive conditional cache size: 26, Positive unconditional cache size: 29, Negative cache size: 109, Negative conditional cache size: 107, Negative unconditional cache size: 2, Eliminated conditions: 2051, SemanticConditionEliminator.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 135, positive: 26, positive conditional: 26, positive unconditional: 0, negative: 109, negative conditional: 107, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 277, positive: 62, positive conditional: 62, positive unconditional: 0, negative: 215, negative conditional: 185, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5487, positive: 1186, positive conditional: 1186, positive unconditional: 0, negative: 4168, negative conditional: 2117, negative unconditional: 2051, unknown: 133, unknown conditional: 133, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 164, Positive cache size: 55, Positive conditional cache size: 26, Positive unconditional cache size: 29, Negative cache size: 109, Negative conditional cache size: 107, Negative unconditional cache size: 2, Eliminated conditions: 2051, SemanticConditionEliminator.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 135, positive: 26, positive conditional: 26, positive unconditional: 0, negative: 109, negative conditional: 107, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 277, positive: 62, positive conditional: 62, positive unconditional: 0, negative: 215, negative conditional: 185, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5487, positive: 1186, positive conditional: 1186, positive unconditional: 0, negative: 4168, negative conditional: 2117, negative unconditional: 2051, unknown: 133, unknown conditional: 133, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 164, Positive cache size: 55, Positive conditional cache size: 26, Positive unconditional cache size: 29, Negative cache size: 109, Negative conditional cache size: 107, Negative unconditional cache size: 2, Eliminated conditions: 2051, SemanticConditionEliminator.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 135, positive: 26, positive conditional: 26, positive unconditional: 0, negative: 109, negative conditional: 107, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 277, positive: 62, positive conditional: 62, positive unconditional: 0, negative: 215, negative conditional: 185, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5487, positive: 1186, positive conditional: 1186, positive unconditional: 0, negative: 4168, negative conditional: 2117, negative unconditional: 2051, unknown: 133, unknown conditional: 133, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 164, Positive cache size: 55, Positive conditional cache size: 26, Positive unconditional cache size: 29, Negative cache size: 109, Negative conditional cache size: 107, Negative unconditional cache size: 2, Eliminated conditions: 2051, SemanticConditionEliminator.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 135, positive: 26, positive conditional: 26, positive unconditional: 0, negative: 109, negative conditional: 107, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 277, positive: 62, positive conditional: 62, positive unconditional: 0, negative: 215, negative conditional: 185, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5487, positive: 1186, positive conditional: 1186, positive unconditional: 0, negative: 4168, negative conditional: 2117, negative unconditional: 2051, unknown: 133, unknown conditional: 133, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 164, Positive cache size: 55, Positive conditional cache size: 26, Positive unconditional cache size: 29, Negative cache size: 109, Negative conditional cache size: 107, Negative unconditional cache size: 2, Eliminated conditions: 2051, SemanticConditionEliminator.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 135, positive: 26, positive conditional: 26, positive unconditional: 0, negative: 109, negative conditional: 107, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 277, positive: 62, positive conditional: 62, positive unconditional: 0, negative: 215, negative conditional: 185, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5487, positive: 1186, positive conditional: 1186, positive unconditional: 0, negative: 4168, negative conditional: 2117, negative unconditional: 2051, unknown: 133, unknown conditional: 133, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 164, Positive cache size: 55, Positive conditional cache size: 26, Positive unconditional cache size: 29, Negative cache size: 109, Negative conditional cache size: 107, Negative unconditional cache size: 2, Eliminated conditions: 2051, SemanticConditionEliminator.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 135, positive: 26, positive conditional: 26, positive unconditional: 0, negative: 109, negative conditional: 107, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 277, positive: 62, positive conditional: 62, positive unconditional: 0, negative: 215, negative conditional: 185, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5487, positive: 1186, positive conditional: 1186, positive unconditional: 0, negative: 4168, negative conditional: 2117, negative unconditional: 2051, unknown: 133, unknown conditional: 133, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 164, Positive cache size: 55, Positive conditional cache size: 26, Positive unconditional cache size: 29, Negative cache size: 109, Negative conditional cache size: 107, Negative unconditional cache size: 2, Eliminated conditions: 2051, SemanticConditionEliminator.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 135, positive: 26, positive conditional: 26, positive unconditional: 0, negative: 109, negative conditional: 107, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 277, positive: 62, positive conditional: 62, positive unconditional: 0, negative: 215, negative conditional: 185, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5487, positive: 1186, positive conditional: 1186, positive unconditional: 0, negative: 4168, negative conditional: 2117, negative unconditional: 2051, unknown: 133, unknown conditional: 133, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 164, Positive cache size: 55, Positive conditional cache size: 26, Positive unconditional cache size: 29, Negative cache size: 109, Negative conditional cache size: 107, Negative unconditional cache size: 2, Eliminated conditions: 2051, SemanticConditionEliminator.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 135, positive: 26, positive conditional: 26, positive unconditional: 0, negative: 109, negative conditional: 107, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 277, positive: 62, positive conditional: 62, positive unconditional: 0, negative: 215, negative conditional: 185, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5487, positive: 1186, positive conditional: 1186, positive unconditional: 0, negative: 4168, negative conditional: 2117, negative unconditional: 2051, unknown: 133, unknown conditional: 133, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 164, Positive cache size: 55, Positive conditional cache size: 26, Positive unconditional cache size: 29, Negative cache size: 109, Negative conditional cache size: 107, Negative unconditional cache size: 2, Eliminated conditions: 2051, SemanticConditionEliminator.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 135, positive: 26, positive conditional: 26, positive unconditional: 0, negative: 109, negative conditional: 107, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 277, positive: 62, positive conditional: 62, positive unconditional: 0, negative: 215, negative conditional: 185, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5487, positive: 1186, positive conditional: 1186, positive unconditional: 0, negative: 4168, negative conditional: 2117, negative unconditional: 2051, unknown: 133, unknown conditional: 133, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 164, Positive cache size: 55, Positive conditional cache size: 26, Positive unconditional cache size: 29, Negative cache size: 109, Negative conditional cache size: 107, Negative unconditional cache size: 2, Eliminated conditions: 2051, SemanticConditionEliminator.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 135, positive: 26, positive conditional: 26, positive unconditional: 0, negative: 109, negative conditional: 107, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 277, positive: 62, positive conditional: 62, positive unconditional: 0, negative: 215, negative conditional: 185, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5487, positive: 1186, positive conditional: 1186, positive unconditional: 0, negative: 4168, negative conditional: 2117, negative unconditional: 2051, unknown: 133, unknown conditional: 133, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 164, Positive cache size: 55, Positive conditional cache size: 26, Positive unconditional cache size: 29, Negative cache size: 109, Negative conditional cache size: 107, Negative unconditional cache size: 2, Eliminated conditions: 2051, SemanticConditionEliminator.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 135, positive: 26, positive conditional: 26, positive unconditional: 0, negative: 109, negative conditional: 107, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 277, positive: 62, positive conditional: 62, positive unconditional: 0, negative: 215, negative conditional: 185, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5487, positive: 1186, positive conditional: 1186, positive unconditional: 0, negative: 4168, negative conditional: 2117, negative unconditional: 2051, unknown: 133, unknown conditional: 133, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 164, Positive cache size: 55, Positive conditional cache size: 26, Positive unconditional cache size: 29, Negative cache size: 109, Negative conditional cache size: 107, Negative unconditional cache size: 2, Eliminated conditions: 2051, SemanticConditionEliminator.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 135, positive: 26, positive conditional: 26, positive unconditional: 0, negative: 109, negative conditional: 107, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 277, positive: 62, positive conditional: 62, positive unconditional: 0, negative: 215, negative conditional: 185, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5487, positive: 1186, positive conditional: 1186, positive unconditional: 0, negative: 4168, negative conditional: 2117, negative unconditional: 2051, unknown: 133, unknown conditional: 133, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 164, Positive cache size: 55, Positive conditional cache size: 26, Positive unconditional cache size: 29, Negative cache size: 109, Negative conditional cache size: 107, Negative unconditional cache size: 2, Eliminated conditions: 2051, SemanticConditionEliminator.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 135, positive: 26, positive conditional: 26, positive unconditional: 0, negative: 109, negative conditional: 107, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 277, positive: 62, positive conditional: 62, positive unconditional: 0, negative: 215, negative conditional: 185, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5487, positive: 1186, positive conditional: 1186, positive unconditional: 0, negative: 4168, negative conditional: 2117, negative unconditional: 2051, unknown: 133, unknown conditional: 133, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 164, Positive cache size: 55, Positive conditional cache size: 26, Positive unconditional cache size: 29, Negative cache size: 109, Negative conditional cache size: 107, Negative unconditional cache size: 2, Eliminated conditions: 2051, SemanticConditionEliminator.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 135, positive: 26, positive conditional: 26, positive unconditional: 0, negative: 109, negative conditional: 107, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 277, positive: 62, positive conditional: 62, positive unconditional: 0, negative: 215, negative conditional: 185, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5487, positive: 1186, positive conditional: 1186, positive unconditional: 0, negative: 4168, negative conditional: 2117, negative unconditional: 2051, unknown: 133, unknown conditional: 133, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 164, Positive cache size: 55, Positive conditional cache size: 26, Positive unconditional cache size: 29, Negative cache size: 109, Negative conditional cache size: 107, Negative unconditional cache size: 2, Eliminated conditions: 2051, SemanticConditionEliminator.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 135, positive: 26, positive conditional: 26, positive unconditional: 0, negative: 109, negative conditional: 107, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 277, positive: 62, positive conditional: 62, positive unconditional: 0, negative: 215, negative conditional: 185, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5487, positive: 1186, positive conditional: 1186, positive unconditional: 0, negative: 4168, negative conditional: 2117, negative unconditional: 2051, unknown: 133, unknown conditional: 133, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 164, Positive cache size: 55, Positive conditional cache size: 26, Positive unconditional cache size: 29, Negative cache size: 109, Negative conditional cache size: 107, Negative unconditional cache size: 2, Eliminated conditions: 2051, SemanticConditionEliminator.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 135, positive: 26, positive conditional: 26, positive unconditional: 0, negative: 109, negative conditional: 107, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 277, positive: 62, positive conditional: 62, positive unconditional: 0, negative: 215, negative conditional: 185, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5487, positive: 1186, positive conditional: 1186, positive unconditional: 0, negative: 4168, negative conditional: 2117, negative unconditional: 2051, unknown: 133, unknown conditional: 133, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 164, Positive cache size: 55, Positive conditional cache size: 26, Positive unconditional cache size: 29, Negative cache size: 109, Negative conditional cache size: 107, Negative unconditional cache size: 2, Eliminated conditions: 2051, SemanticConditionEliminator.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 135, positive: 26, positive conditional: 26, positive unconditional: 0, negative: 109, negative conditional: 107, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 277, positive: 62, positive conditional: 62, positive unconditional: 0, negative: 215, negative conditional: 185, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5487, positive: 1186, positive conditional: 1186, positive unconditional: 0, negative: 4168, negative conditional: 2117, negative unconditional: 2051, unknown: 133, unknown conditional: 133, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 164, Positive cache size: 55, Positive conditional cache size: 26, Positive unconditional cache size: 29, Negative cache size: 109, Negative conditional cache size: 107, Negative unconditional cache size: 2, Eliminated conditions: 2051, SemanticConditionEliminator.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 135, positive: 26, positive conditional: 26, positive unconditional: 0, negative: 109, negative conditional: 107, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 277, positive: 62, positive conditional: 62, positive unconditional: 0, negative: 215, negative conditional: 185, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5487, positive: 1186, positive conditional: 1186, positive unconditional: 0, negative: 4168, negative conditional: 2117, negative unconditional: 2051, unknown: 133, unknown conditional: 133, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 164, Positive cache size: 55, Positive conditional cache size: 26, Positive unconditional cache size: 29, Negative cache size: 109, Negative conditional cache size: 107, Negative unconditional cache size: 2, Eliminated conditions: 2051, SemanticConditionEliminator.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 135, positive: 26, positive conditional: 26, positive unconditional: 0, negative: 109, negative conditional: 107, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 277, positive: 62, positive conditional: 62, positive unconditional: 0, negative: 215, negative conditional: 185, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5487, positive: 1186, positive conditional: 1186, positive unconditional: 0, negative: 4168, negative conditional: 2117, negative unconditional: 2051, unknown: 133, unknown conditional: 133, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 164, Positive cache size: 55, Positive conditional cache size: 26, Positive unconditional cache size: 29, Negative cache size: 109, Negative conditional cache size: 107, Negative unconditional cache size: 2, Eliminated conditions: 2051, SemanticConditionEliminator.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 135, positive: 26, positive conditional: 26, positive unconditional: 0, negative: 109, negative conditional: 107, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 277, positive: 62, positive conditional: 62, positive unconditional: 0, negative: 215, negative conditional: 185, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5487, positive: 1186, positive conditional: 1186, positive unconditional: 0, negative: 4168, negative conditional: 2117, negative unconditional: 2051, unknown: 133, unknown conditional: 133, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 164, Positive cache size: 55, Positive conditional cache size: 26, Positive unconditional cache size: 29, Negative cache size: 109, Negative conditional cache size: 107, Negative unconditional cache size: 2, Eliminated conditions: 2051, SemanticConditionEliminator.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5487, positive: 1212, positive conditional: 1212, positive unconditional: 0, negative: 4275, negative conditional: 2224, negative unconditional: 2051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 135, positive: 26, positive conditional: 26, positive unconditional: 0, negative: 109, negative conditional: 107, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 277, positive: 62, positive conditional: 62, positive unconditional: 0, negative: 215, negative conditional: 185, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5487, positive: 1186, positive conditional: 1186, positive unconditional: 0, negative: 4168, negative conditional: 2117, negative unconditional: 2051, unknown: 133, unknown conditional: 133, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 164, Positive cache size: 55, Positive conditional cache size: 26, Positive unconditional cache size: 29, Negative cache size: 109, Negative conditional cache size: 107, Negative unconditional cache size: 2, Eliminated conditions: 2051 ], Maximal queried relation: 25, Independence queries for same thread: 4568 - TimeoutResultAtElement [Line: 50]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 672 known predicates. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 32 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 738684.7ms, OverallIterations: 26, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 6.9ms, PartialOrderReductionTime: 540992.3ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 4334, 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: 377.9ms SsaConstructionTime, 11910.7ms SatisfiabilityAnalysisTime, 179239.0ms InterpolantComputationTime, 10268 NumberOfCodeBlocks, 10268 NumberOfCodeBlocksAsserted, 488 NumberOfCheckSat, 10216 ConstructedInterpolants, 0 QuantifiedInterpolants, 105947 SizeOfPredicates, 82 NumberOfNonLiveVariables, 12614 ConjunctsInSsa, 5031 ConjunctsInUnsatCore, 52 InterpolantComputations, 0 PerfectInterpolantSequences, 132975/351184 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