/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.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/nonblocking-cntr.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-10 01:54:50,561 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-10 01:54:50,563 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-10 01:54:50,584 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-10 01:54:50,632 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-10 01:54:50,632 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-10 01:54:50,633 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-10 01:54:50,633 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.epf [2021-07-10 01:54:50,667 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-10 01:54:50,667 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-10 01:54:50,668 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-10 01:54:50,668 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-10 01:54:50,670 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-10 01:54:50,670 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-10 01:54:50,670 INFO L138 SettingsManager]: * Use SBE=true [2021-07-10 01:54:50,670 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-10 01:54:50,670 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-10 01:54:50,670 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-10 01:54:50,671 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-10 01:54:50,671 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-10 01:54:50,671 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-10 01:54:50,671 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-10 01:54:50,671 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-10 01:54:50,671 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-10 01:54:50,672 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-10 01:54:50,672 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-10 01:54:50,672 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-10 01:54:50,672 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-10 01:54:50,672 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-10 01:54:50,672 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-10 01:54:50,672 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-10 01:54:50,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 01:54:50,683 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-10 01:54:50,684 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-10 01:54:50,684 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-10 01:54:50,684 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-10 01:54:50,684 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-10 01:54:50,684 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-10 01:54:50,684 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-10 01:54:50,684 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-10 01:54:50,684 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-07-10 01:54:50,685 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-10 01:54:50,969 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-10 01:54:50,996 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-10 01:54:50,998 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-10 01:54:50,999 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-10 01:54:51,000 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-10 01:54:51,001 INFO L432 ainManager$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 [2021-07-10 01:54:51,001 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/nonblocking-cntr.wvr.bpl' [2021-07-10 01:54:51,021 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-10 01:54:51,022 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-10 01:54:51,023 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-10 01:54:51,023 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-10 01:54:51,023 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-10 01:54:51,034 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 10.07 01:54:51" (1/1) ... [2021-07-10 01:54:51,040 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 10.07 01:54:51" (1/1) ... [2021-07-10 01:54:51,045 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-10 01:54:51,046 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-10 01:54:51,047 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-10 01:54:51,047 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-10 01:54:51,052 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:54:51" (1/1) ... [2021-07-10 01:54:51,052 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:54:51" (1/1) ... [2021-07-10 01:54:51,052 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:54:51" (1/1) ... [2021-07-10 01:54:51,053 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:54:51" (1/1) ... [2021-07-10 01:54:51,054 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:54:51" (1/1) ... [2021-07-10 01:54:51,056 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:54:51" (1/1) ... [2021-07-10 01:54:51,056 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:54:51" (1/1) ... [2021-07-10 01:54:51,057 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-10 01:54:51,058 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-10 01:54:51,058 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-10 01:54:51,058 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-10 01:54:51,059 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:54:51" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 01:54:51,151 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-07-10 01:54:51,151 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-07-10 01:54:51,151 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-07-10 01:54:51,152 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-07-10 01:54:51,152 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-07-10 01:54:51,152 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-07-10 01:54:51,152 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-10 01:54:51,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-10 01:54:51,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-10 01:54:51,155 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-10 01:54:51,290 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-10 01:54:51,291 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-07-10 01:54:51,292 INFO L202 PluginConnector]: Adding new model nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 01:54:51 BoogieIcfgContainer [2021-07-10 01:54:51,293 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-10 01:54:51,294 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-10 01:54:51,294 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-10 01:54:51,296 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-10 01:54:51,297 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:54:51" (1/2) ... [2021-07-10 01:54:51,297 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69118996 and model type nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 01:54:51, skipping insertion in model container [2021-07-10 01:54:51,298 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 01:54:51" (2/2) ... [2021-07-10 01:54:51,299 INFO L111 eAbstractionObserver]: Analyzing ICFG nonblocking-cntr.wvr.bpl [2021-07-10 01:54:51,303 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-10 01:54:51,303 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-10 01:54:51,303 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-10 01:54:51,304 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-10 01:54:51,329 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-07-10 01:54:51,348 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-10 01:54:51,439 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-10 01:54:51,440 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-10 01:54:51,440 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-10 01:54:51,440 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-10 01:54:51,440 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-10 01:54:51,440 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-10 01:54:51,440 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-10 01:54:51,441 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-10 01:54:51,540 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:54:51,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:54:51,544 INFO L82 PathProgramCache]: Analyzing trace with hash 1960960119, now seen corresponding path program 1 times [2021-07-10 01:54:51,553 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:54:51,554 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [470667693] [2021-07-10 01:54:51,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:54:51,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:54:51,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:54:51,676 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:54:51,677 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [470667693] [2021-07-10 01:54:51,677 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [470667693] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 01:54:51,677 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 01:54:51,677 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-10 01:54:51,678 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1935842374] [2021-07-10 01:54:51,684 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-10 01:54:51,684 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:54:51,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-10 01:54:51,707 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-07-10 01:54:51,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:54:51,709 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:54:51,711 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 01:54:51,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:54:51,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:54:51,783 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-10 01:54:51,783 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:54:51,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:54:51,786 INFO L82 PathProgramCache]: Analyzing trace with hash -1205770953, now seen corresponding path program 1 times [2021-07-10 01:54:51,786 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:54:51,786 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1268459907] [2021-07-10 01:54:51,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:54:51,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:54:51,871 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:54:51,871 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:54:51,871 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1268459907] [2021-07-10 01:54:51,872 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1268459907] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:54:51,872 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1833518377] [2021-07-10 01:54:51,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:54:51,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:54:51,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 5 conjunts are in the unsatisfiable core [2021-07-10 01:54:51,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:54:52,059 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:54:52,060 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1833518377] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:54:52,060 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:54:52,060 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2021-07-10 01:54:52,060 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1000866795] [2021-07-10 01:54:52,061 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 01:54:52,061 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:54:52,061 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 01:54:52,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-07-10 01:54:52,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:54:52,062 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:54:52,062 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 3.625) internal successors, (29), 8 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 01:54:52,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:54:52,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:54:52,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:54:52,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:54:52,321 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:54:52,321 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:54:52,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:54:52,322 INFO L82 PathProgramCache]: Analyzing trace with hash 97262777, now seen corresponding path program 2 times [2021-07-10 01:54:52,322 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:54:52,322 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542876982] [2021-07-10 01:54:52,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:54:52,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:54:52,406 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:54:52,406 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:54:52,406 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542876982] [2021-07-10 01:54:52,407 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [542876982] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:54:52,407 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [806135066] [2021-07-10 01:54:52,407 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:54:52,437 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 01:54:52,438 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 01:54:52,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 9 conjunts are in the unsatisfiable core [2021-07-10 01:54:52,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:54:52,641 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:54:52,641 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [806135066] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:54:52,641 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:54:52,641 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2021-07-10 01:54:52,641 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1391660459] [2021-07-10 01:54:52,643 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-07-10 01:54:52,643 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:54:52,644 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-07-10 01:54:52,646 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2021-07-10 01:54:52,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:54:52,646 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:54:52,647 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 2.4) internal successors, (36), 14 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 01:54:52,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:54:52,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:54:52,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:54:52,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:54:52,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:54:52,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:54:53,091 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:54:53,092 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:54:53,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:54:53,092 INFO L82 PathProgramCache]: Analyzing trace with hash 1162412159, now seen corresponding path program 3 times [2021-07-10 01:54:53,092 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:54:53,093 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [842356897] [2021-07-10 01:54:53,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:54:53,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:54:53,184 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:54:53,184 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:54:53,185 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [842356897] [2021-07-10 01:54:53,185 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [842356897] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:54:53,185 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1461346695] [2021-07-10 01:54:53,185 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:54:53,218 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-07-10 01:54:53,218 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 01:54:53,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 11 conjunts are in the unsatisfiable core [2021-07-10 01:54:53,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:54:53,311 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:54:53,311 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1461346695] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:54:53,311 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:54:53,311 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2021-07-10 01:54:53,312 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1509525519] [2021-07-10 01:54:53,312 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-10 01:54:53,316 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:54:53,316 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-10 01:54:53,316 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-07-10 01:54:53,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:54:53,316 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:54:53,317 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 6 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 01:54:53,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:54:53,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:54:53,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:54:53,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:54:53,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:54:53,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:54:53,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:54:53,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:54:53,578 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:54:53,579 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:54:53,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:54:53,579 INFO L82 PathProgramCache]: Analyzing trace with hash 2028313979, now seen corresponding path program 4 times [2021-07-10 01:54:53,580 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:54:53,580 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384688784] [2021-07-10 01:54:53,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:54:53,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:54:53,696 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:54:53,696 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:54:53,696 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1384688784] [2021-07-10 01:54:53,696 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1384688784] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:54:53,696 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [430813532] [2021-07-10 01:54:53,697 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:54:53,764 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-10 01:54:53,765 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 01:54:53,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 15 conjunts are in the unsatisfiable core [2021-07-10 01:54:53,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:54:54,116 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:54:54,117 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [430813532] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:54:54,117 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:54:54,117 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-07-10 01:54:54,117 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116843661] [2021-07-10 01:54:54,118 INFO L462 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-07-10 01:54:54,118 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:54:54,118 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-07-10 01:54:54,119 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=332, Unknown=0, NotChecked=0, Total=420 [2021-07-10 01:54:54,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:54:54,119 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:54:54,119 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 2.2857142857142856) internal successors, (48), 20 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 01:54:54,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:54:54,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:54:54,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:54:54,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:54:54,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:54:54,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:54:54,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:54:54,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:54:54,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:54:54,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 01:54:54,711 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:54:54,711 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:54:54,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:54:54,712 INFO L82 PathProgramCache]: Analyzing trace with hash -2065426297, now seen corresponding path program 5 times [2021-07-10 01:54:54,712 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:54:54,712 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869493247] [2021-07-10 01:54:54,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:54:54,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:54:54,824 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 1 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:54:54,824 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:54:54,824 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869493247] [2021-07-10 01:54:54,824 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [869493247] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:54:54,824 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1456821570] [2021-07-10 01:54:54,824 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:54:54,854 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-07-10 01:54:54,854 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 01:54:54,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 19 conjunts are in the unsatisfiable core [2021-07-10 01:54:54,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:54:54,939 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:54:54,939 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1456821570] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:54:54,939 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:54:54,939 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 8 [2021-07-10 01:54:54,939 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [964132502] [2021-07-10 01:54:54,940 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 01:54:54,940 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:54:54,940 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 01:54:54,940 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-07-10 01:54:54,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:54:54,940 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:54:54,940 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 4.25) internal successors, (34), 8 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 01:54:54,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:54:54,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:54:54,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:54:54,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:54:54,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 01:54:54,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:54:55,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:54:55,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:54:55,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:54:55,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:54:55,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 01:54:55,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:54:55,312 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:54:55,312 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:54:55,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:54:55,313 INFO L82 PathProgramCache]: Analyzing trace with hash 292195147, now seen corresponding path program 6 times [2021-07-10 01:54:55,313 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:54:55,313 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1470451583] [2021-07-10 01:54:55,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:54:55,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:54:55,499 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 52 proven. 72 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-07-10 01:54:55,499 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:54:55,501 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1470451583] [2021-07-10 01:54:55,501 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1470451583] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:54:55,501 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [55559302] [2021-07-10 01:54:55,501 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:54:55,543 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 11 check-sat command(s) [2021-07-10 01:54:55,543 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 01:54:55,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 35 conjunts are in the unsatisfiable core [2021-07-10 01:54:55,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:54:56,123 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 31 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:54:56,124 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [55559302] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:54:56,124 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:54:56,124 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 21] total 34 [2021-07-10 01:54:56,124 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1236078872] [2021-07-10 01:54:56,124 INFO L462 AbstractCegarLoop]: Interpolant automaton has 35 states [2021-07-10 01:54:56,124 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:54:56,125 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2021-07-10 01:54:56,125 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=196, Invalid=994, Unknown=0, NotChecked=0, Total=1190 [2021-07-10 01:54:56,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:54:56,125 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:54:56,125 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 35 states, 35 states have (on average 2.3714285714285714) internal successors, (83), 34 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 01:54:56,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:54:56,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:54:56,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:54:56,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:54:56,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 01:54:56,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:54:56,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:54:56,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:54:56,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:54:56,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:54:56,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:54:56,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 01:54:56,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:54:56,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-10 01:54:57,168 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:54:57,169 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:54:57,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:54:57,169 INFO L82 PathProgramCache]: Analyzing trace with hash -1567379045, now seen corresponding path program 7 times [2021-07-10 01:54:57,169 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:54:57,169 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1690408561] [2021-07-10 01:54:57,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:54:57,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:54:57,359 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 1 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:54:57,359 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:54:57,360 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1690408561] [2021-07-10 01:54:57,360 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1690408561] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:54:57,360 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [690403422] [2021-07-10 01:54:57,360 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:54:57,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:54:57,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 39 conjunts are in the unsatisfiable core [2021-07-10 01:54:57,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:54:57,485 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:54:57,485 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [690403422] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:54:57,485 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:54:57,485 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12] total 13 [2021-07-10 01:54:57,485 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759141842] [2021-07-10 01:54:57,486 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-07-10 01:54:57,486 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:54:57,486 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-07-10 01:54:57,486 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2021-07-10 01:54:57,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:54:57,486 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:54:57,486 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 4.153846153846154) internal successors, (54), 13 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 01:54:57,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:54:57,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:54:57,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:54:57,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:54:57,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 01:54:57,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:54:57,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-10 01:54:57,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:54:57,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:54:57,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:54:57,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:54:57,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:54:57,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 01:54:57,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:54:57,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-10 01:54:57,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:54:57,948 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-07-10 01:54:57,949 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:54:57,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:54:57,949 INFO L82 PathProgramCache]: Analyzing trace with hash -1286879725, now seen corresponding path program 8 times [2021-07-10 01:54:57,949 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:54:57,950 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2096694239] [2021-07-10 01:54:57,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:54:57,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:54:58,223 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 113 proven. 129 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-07-10 01:54:58,224 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:54:58,224 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2096694239] [2021-07-10 01:54:58,224 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2096694239] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:54:58,224 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [538552043] [2021-07-10 01:54:58,224 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:54:58,259 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 01:54:58,259 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 01:54:58,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 48 conjunts are in the unsatisfiable core [2021-07-10 01:54:58,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:54:59,001 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 100 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:54:59,001 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [538552043] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:54:59,001 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:54:59,001 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 28] total 48 [2021-07-10 01:54:59,002 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [553187334] [2021-07-10 01:54:59,002 INFO L462 AbstractCegarLoop]: Interpolant automaton has 49 states [2021-07-10 01:54:59,002 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:54:59,002 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2021-07-10 01:54:59,003 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=377, Invalid=1975, Unknown=0, NotChecked=0, Total=2352 [2021-07-10 01:54:59,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:54:59,003 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:54:59,003 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 49 states, 49 states have (on average 2.2653061224489797) internal successors, (111), 48 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 01:54:59,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:54:59,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:54:59,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:54:59,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:54:59,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 01:54:59,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:54:59,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-10 01:54:59,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:54:59,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:00,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:55:00,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:00,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:00,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:55:00,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 01:55:00,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:00,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-10 01:55:00,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:00,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-07-10 01:55:00,291 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-07-10 01:55:00,292 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:55:00,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:55:00,292 INFO L82 PathProgramCache]: Analyzing trace with hash 955787431, now seen corresponding path program 9 times [2021-07-10 01:55:00,292 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:55:00,292 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [984946241] [2021-07-10 01:55:00,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:55:00,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:55:00,485 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 1 proven. 287 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:55:00,485 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:55:00,485 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [984946241] [2021-07-10 01:55:00,485 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [984946241] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:00,485 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1357613685] [2021-07-10 01:55:00,485 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:55:00,534 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 13 check-sat command(s) [2021-07-10 01:55:00,535 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 01:55:00,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 49 conjunts are in the unsatisfiable core [2021-07-10 01:55:00,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:55:00,773 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 25 proven. 263 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:55:00,773 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1357613685] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:00,773 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:55:00,773 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 22] total 23 [2021-07-10 01:55:00,773 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1352753574] [2021-07-10 01:55:00,774 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-07-10 01:55:00,774 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:55:00,775 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-07-10 01:55:00,775 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=416, Unknown=0, NotChecked=0, Total=506 [2021-07-10 01:55:00,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:00,775 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:55:00,775 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 3.260869565217391) internal successors, (75), 23 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 01:55:00,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:55:00,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:00,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:00,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:55:00,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 01:55:00,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:00,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-10 01:55:00,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:00,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-07-10 01:55:00,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:01,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:55:01,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:01,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:01,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:55:01,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 01:55:01,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:01,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-10 01:55:01,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:01,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-07-10 01:55:01,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 01:55:01,732 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:55:01,735 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:55:01,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:55:01,735 INFO L82 PathProgramCache]: Analyzing trace with hash -1546080859, now seen corresponding path program 10 times [2021-07-10 01:55:01,735 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:55:01,735 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453641146] [2021-07-10 01:55:01,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:55:01,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:55:02,200 INFO L134 CoverageAnalysis]: Checked inductivity of 925 backedges. 353 proven. 556 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-07-10 01:55:02,200 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:55:02,200 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1453641146] [2021-07-10 01:55:02,200 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1453641146] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:02,200 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1551662866] [2021-07-10 01:55:02,200 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 [2021-07-10 01:55:02,252 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-10 01:55:02,252 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 01:55:02,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 90 conjunts are in the unsatisfiable core [2021-07-10 01:55:02,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:55:04,021 INFO L134 CoverageAnalysis]: Checked inductivity of 925 backedges. 225 proven. 700 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:55:04,022 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1551662866] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:04,022 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:55:04,022 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 49] total 78 [2021-07-10 01:55:04,022 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777062190] [2021-07-10 01:55:04,022 INFO L462 AbstractCegarLoop]: Interpolant automaton has 79 states [2021-07-10 01:55:04,022 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:55:04,023 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 79 interpolants. [2021-07-10 01:55:04,024 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=811, Invalid=5351, Unknown=0, NotChecked=0, Total=6162 [2021-07-10 01:55:04,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:04,025 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:55:04,025 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 79 states, 79 states have (on average 2.2911392405063293) internal successors, (181), 78 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 01:55:04,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:55:04,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:04,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:04,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:55:04,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 01:55:04,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:04,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-10 01:55:04,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:04,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-07-10 01:55:04,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 01:55:04,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:06,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:55:06,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:06,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:06,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:55:06,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 01:55:06,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:06,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-10 01:55:06,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:06,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-07-10 01:55:06,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 01:55:06,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-07-10 01:55:06,800 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-07-10 01:55:06,801 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:55:06,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:55:06,801 INFO L82 PathProgramCache]: Analyzing trace with hash -1209890609, now seen corresponding path program 11 times [2021-07-10 01:55:06,801 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:55:06,802 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1095609477] [2021-07-10 01:55:06,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:55:06,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:55:07,260 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 1 proven. 967 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:55:07,261 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:55:07,261 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1095609477] [2021-07-10 01:55:07,261 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1095609477] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:07,261 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [234239133] [2021-07-10 01:55:07,261 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 [2021-07-10 01:55:07,356 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 23 check-sat command(s) [2021-07-10 01:55:07,356 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 01:55:07,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 91 conjunts are in the unsatisfiable core [2021-07-10 01:55:07,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:55:07,521 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 0 proven. 968 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:55:07,521 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [234239133] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:07,521 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:55:07,521 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 25] total 26 [2021-07-10 01:55:07,521 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [274859766] [2021-07-10 01:55:07,522 INFO L462 AbstractCegarLoop]: Interpolant automaton has 26 states [2021-07-10 01:55:07,522 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:55:07,522 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-07-10 01:55:07,522 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=599, Unknown=0, NotChecked=0, Total=650 [2021-07-10 01:55:07,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:07,522 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:55:07,522 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 26 states, 26 states have (on average 4.076923076923077) internal successors, (106), 26 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 01:55:07,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:55:07,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:07,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:07,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:55:07,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 01:55:07,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:07,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-10 01:55:07,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:07,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-07-10 01:55:07,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 01:55:07,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-07-10 01:55:07,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:08,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:55:08,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:08,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:08,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:55:08,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 01:55:08,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:08,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-10 01:55:08,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:08,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-07-10 01:55:08,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 01:55:08,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-10 01:55:08,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 01:55:08,805 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2021-07-10 01:55:08,805 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:55:08,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:55:08,806 INFO L82 PathProgramCache]: Analyzing trace with hash -1691794633, now seen corresponding path program 12 times [2021-07-10 01:55:08,806 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:55:08,806 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690729216] [2021-07-10 01:55:08,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:55:08,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:55:09,602 INFO L134 CoverageAnalysis]: Checked inductivity of 1808 backedges. 809 proven. 983 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-07-10 01:55:09,602 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:55:09,602 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [690729216] [2021-07-10 01:55:09,602 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [690729216] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:09,602 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [649984449] [2021-07-10 01:55:09,602 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 [2021-07-10 01:55:09,724 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 33 check-sat command(s) [2021-07-10 01:55:09,724 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 01:55:09,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 124 conjunts are in the unsatisfiable core [2021-07-10 01:55:09,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:55:12,708 INFO L134 CoverageAnalysis]: Checked inductivity of 1808 backedges. 585 proven. 1223 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:55:12,709 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [649984449] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:12,709 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:55:12,709 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 66] total 108 [2021-07-10 01:55:12,709 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1525653273] [2021-07-10 01:55:12,709 INFO L462 AbstractCegarLoop]: Interpolant automaton has 109 states [2021-07-10 01:55:12,710 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:55:12,710 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 109 interpolants. [2021-07-10 01:55:12,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1483, Invalid=10289, Unknown=0, NotChecked=0, Total=11772 [2021-07-10 01:55:12,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:12,712 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:55:12,713 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 109 states, 109 states have (on average 2.2844036697247705) internal successors, (249), 108 states have internal predecessors, (249), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 01:55:12,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:55:12,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:12,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:12,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:55:12,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 01:55:12,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:12,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-10 01:55:12,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:12,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-07-10 01:55:12,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 01:55:12,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-10 01:55:12,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 01:55:12,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:16,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:55:16,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:16,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:16,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:55:16,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 01:55:16,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:16,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-10 01:55:16,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:16,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-07-10 01:55:16,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 01:55:16,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-10 01:55:16,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 01:55:16,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-07-10 01:55:17,116 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-07-10 01:55:17,117 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:55:17,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:55:17,117 INFO L82 PathProgramCache]: Analyzing trace with hash 718473077, now seen corresponding path program 13 times [2021-07-10 01:55:17,117 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:55:17,117 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [249002783] [2021-07-10 01:55:17,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:55:17,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:55:18,717 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 961 proven. 1024 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:55:18,717 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:55:18,718 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [249002783] [2021-07-10 01:55:18,718 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [249002783] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:18,718 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1516527308] [2021-07-10 01:55:18,718 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 [2021-07-10 01:55:18,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:55:18,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 130 conjunts are in the unsatisfiable core [2021-07-10 01:55:18,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:55:22,465 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 961 proven. 1024 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:55:22,465 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1516527308] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:22,465 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:55:22,465 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [68, 69] total 135 [2021-07-10 01:55:22,465 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2125245633] [2021-07-10 01:55:22,466 INFO L462 AbstractCegarLoop]: Interpolant automaton has 136 states [2021-07-10 01:55:22,466 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:55:22,466 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 136 interpolants. [2021-07-10 01:55:22,469 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3042, Invalid=15318, Unknown=0, NotChecked=0, Total=18360 [2021-07-10 01:55:22,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:22,469 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:55:22,470 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 136 states, 136 states have (on average 2.0294117647058822) internal successors, (276), 135 states have internal predecessors, (276), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 01:55:22,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:55:22,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:22,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:22,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:55:22,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 01:55:22,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:22,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-10 01:55:22,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:22,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-07-10 01:55:22,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 01:55:22,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-10 01:55:22,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 01:55:22,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-07-10 01:55:22,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:27,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:55:27,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:27,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:27,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:55:27,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 01:55:27,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:27,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-10 01:55:27,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:27,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-07-10 01:55:27,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 01:55:27,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-10 01:55:27,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 01:55:27,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-07-10 01:55:27,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-07-10 01:55:27,812 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:55:27,812 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:55:27,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:55:27,812 INFO L82 PathProgramCache]: Analyzing trace with hash -174771975, now seen corresponding path program 14 times [2021-07-10 01:55:27,812 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:55:27,812 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1065216810] [2021-07-10 01:55:27,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:55:27,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:55:29,498 INFO L134 CoverageAnalysis]: Checked inductivity of 2113 backedges. 1024 proven. 1089 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:55:29,498 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:55:29,498 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1065216810] [2021-07-10 01:55:29,498 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1065216810] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:29,498 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [515166030] [2021-07-10 01:55:29,498 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 [2021-07-10 01:55:29,567 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 01:55:29,568 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 01:55:29,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 133 conjunts are in the unsatisfiable core [2021-07-10 01:55:29,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:55:33,825 INFO L134 CoverageAnalysis]: Checked inductivity of 2113 backedges. 1024 proven. 1089 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:55:33,825 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [515166030] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:33,825 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:55:33,825 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [70, 70] total 138 [2021-07-10 01:55:33,825 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [710855259] [2021-07-10 01:55:33,826 INFO L462 AbstractCegarLoop]: Interpolant automaton has 139 states [2021-07-10 01:55:33,826 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:55:33,826 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 139 interpolants. [2021-07-10 01:55:33,829 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=2623, Invalid=16559, Unknown=0, NotChecked=0, Total=19182 [2021-07-10 01:55:33,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:33,829 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:55:33,830 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 139 states, 139 states have (on average 2.0431654676258995) internal successors, (284), 138 states have internal predecessors, (284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 01:55:33,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:55:33,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:33,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:33,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:55:33,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 01:55:33,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:33,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-10 01:55:33,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:33,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-07-10 01:55:33,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 01:55:33,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-10 01:55:33,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 01:55:33,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-07-10 01:55:33,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-07-10 01:55:33,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:40,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:55:40,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:40,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:40,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:55:40,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 01:55:40,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:40,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-10 01:55:40,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:40,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-07-10 01:55:40,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 01:55:40,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-10 01:55:40,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 01:55:40,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-07-10 01:55:40,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-07-10 01:55:40,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-07-10 01:55:40,478 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable38 [2021-07-10 01:55:40,479 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:55:40,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:55:40,479 INFO L82 PathProgramCache]: Analyzing trace with hash -1446940165, now seen corresponding path program 15 times [2021-07-10 01:55:40,479 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:55:40,479 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435116739] [2021-07-10 01:55:40,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:55:40,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:55:41,544 INFO L134 CoverageAnalysis]: Checked inductivity of 2178 backedges. 1 proven. 2177 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:55:41,544 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:55:41,544 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1435116739] [2021-07-10 01:55:41,544 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1435116739] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:41,544 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2037374134] [2021-07-10 01:55:41,544 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 [2021-07-10 01:55:41,683 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 34 check-sat command(s) [2021-07-10 01:55:41,684 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 01:55:41,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 141 conjunts are in the unsatisfiable core [2021-07-10 01:55:41,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:55:43,623 INFO L134 CoverageAnalysis]: Checked inductivity of 2178 backedges. 9 proven. 2169 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:55:43,623 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2037374134] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:43,623 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:55:43,624 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 72] total 78 [2021-07-10 01:55:43,624 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [547860616] [2021-07-10 01:55:43,624 INFO L462 AbstractCegarLoop]: Interpolant automaton has 78 states [2021-07-10 01:55:43,624 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:55:43,625 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 78 interpolants. [2021-07-10 01:55:43,625 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=256, Invalid=5750, Unknown=0, NotChecked=0, Total=6006 [2021-07-10 01:55:43,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:43,625 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:55:43,626 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 78 states, 78 states have (on average 2.9871794871794872) internal successors, (233), 78 states have internal predecessors, (233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 01:55:43,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:55:43,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:43,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:43,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:55:43,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 01:55:43,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:43,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-10 01:55:43,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:43,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-07-10 01:55:43,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 01:55:43,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-10 01:55:43,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 01:55:43,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-07-10 01:55:43,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-07-10 01:55:43,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2021-07-10 01:55:43,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:45,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:55:45,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:45,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:45,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:55:45,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 01:55:45,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:45,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-10 01:55:45,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:45,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-07-10 01:55:45,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 01:55:45,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-10 01:55:45,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 01:55:45,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-07-10 01:55:45,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-07-10 01:55:45,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-07-10 01:55:45,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 01:55:45,744 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2021-07-10 01:55:45,744 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:55:45,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:55:45,745 INFO L82 PathProgramCache]: Analyzing trace with hash -1689959493, now seen corresponding path program 16 times [2021-07-10 01:55:45,745 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:55:45,745 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2021955846] [2021-07-10 01:55:45,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:55:45,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:55:47,957 INFO L134 CoverageAnalysis]: Checked inductivity of 2314 backedges. 1156 proven. 1158 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:55:47,958 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:55:47,958 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2021955846] [2021-07-10 01:55:47,958 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2021955846] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:47,958 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [969589732] [2021-07-10 01:55:47,958 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 [2021-07-10 01:55:48,029 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-10 01:55:48,029 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 01:55:48,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 139 conjunts are in the unsatisfiable core [2021-07-10 01:55:48,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:55:52,502 INFO L134 CoverageAnalysis]: Checked inductivity of 2314 backedges. 1156 proven. 1158 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:55:52,502 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [969589732] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:52,502 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:55:52,502 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [73, 73] total 144 [2021-07-10 01:55:52,502 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [762643758] [2021-07-10 01:55:52,503 INFO L462 AbstractCegarLoop]: Interpolant automaton has 145 states [2021-07-10 01:55:52,503 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:55:52,503 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 145 interpolants. [2021-07-10 01:55:52,504 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=2847, Invalid=18033, Unknown=0, NotChecked=0, Total=20880 [2021-07-10 01:55:52,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:52,505 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:55:52,505 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 145 states, 145 states have (on average 2.0413793103448277) internal successors, (296), 144 states have internal predecessors, (296), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 01:55:52,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:55:52,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:52,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:52,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:55:52,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 01:55:52,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:52,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-10 01:55:52,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:52,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-07-10 01:55:52,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 01:55:52,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-10 01:55:52,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 01:55:52,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-07-10 01:55:52,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-07-10 01:55:52,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2021-07-10 01:55:52,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 01:55:52,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:58,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:55:58,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:58,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:58,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:55:58,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 01:55:58,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:58,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-10 01:55:58,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:58,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-07-10 01:55:58,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 01:55:58,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-10 01:55:58,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 01:55:58,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-07-10 01:55:58,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-07-10 01:55:58,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-07-10 01:55:58,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 01:55:58,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2021-07-10 01:55:58,929 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable44 [2021-07-10 01:55:58,929 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:55:58,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:55:58,930 INFO L82 PathProgramCache]: Analyzing trace with hash -1023865341, now seen corresponding path program 17 times [2021-07-10 01:55:58,930 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:55:58,930 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [226968876] [2021-07-10 01:55:58,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:55:58,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:55:59,768 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 1 proven. 2449 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:55:59,768 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:55:59,768 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [226968876] [2021-07-10 01:55:59,768 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [226968876] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:59,768 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [123509653] [2021-07-10 01:55:59,768 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 [2021-07-10 01:55:59,908 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 36 check-sat command(s) [2021-07-10 01:55:59,908 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 01:55:59,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 143 conjunts are in the unsatisfiable core [2021-07-10 01:55:59,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:56:00,162 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 0 proven. 2450 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:56:00,162 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [123509653] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:56:00,162 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:56:00,162 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 38] total 39 [2021-07-10 01:56:00,162 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1883797291] [2021-07-10 01:56:00,162 INFO L462 AbstractCegarLoop]: Interpolant automaton has 39 states [2021-07-10 01:56:00,162 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:56:00,163 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2021-07-10 01:56:00,163 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=1405, Unknown=0, NotChecked=0, Total=1482 [2021-07-10 01:56:00,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:56:00,163 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:56:00,163 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 39 states, 39 states have (on average 4.051282051282051) internal successors, (158), 39 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 01:56:00,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:56:00,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:56:00,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:56:00,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:56:00,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 01:56:00,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:56:00,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-10 01:56:00,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:56:00,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-07-10 01:56:00,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 01:56:00,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-10 01:56:00,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 01:56:00,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-07-10 01:56:00,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-07-10 01:56:00,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2021-07-10 01:56:00,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 01:56:00,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2021-07-10 01:56:00,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:56:04,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:56:04,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:56:04,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:56:04,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:56:04,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 01:56:04,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:56:04,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-10 01:56:04,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:56:04,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-07-10 01:56:04,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 01:56:04,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-10 01:56:04,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 01:56:04,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-07-10 01:56:04,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-07-10 01:56:04,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-07-10 01:56:04,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 01:56:04,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2021-07-10 01:56:04,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 01:56:04,894 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable45 [2021-07-10 01:56:04,894 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:56:04,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:56:04,894 INFO L82 PathProgramCache]: Analyzing trace with hash -954586361, now seen corresponding path program 18 times [2021-07-10 01:56:04,894 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:56:04,894 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [909685139] [2021-07-10 01:56:04,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:56:05,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:56:07,344 INFO L134 CoverageAnalysis]: Checked inductivity of 9802 backedges. 3710 proven. 6024 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-07-10 01:56:07,344 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:56:07,344 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [909685139] [2021-07-10 01:56:07,344 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [909685139] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:56:07,345 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1566907522] [2021-07-10 01:56:07,345 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 [2021-07-10 01:56:08,207 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 104 check-sat command(s) [2021-07-10 01:56:08,207 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 01:56:08,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 729 conjuncts, 322 conjunts are in the unsatisfiable core [2021-07-10 01:56:08,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:56:19,714 INFO L134 CoverageAnalysis]: Checked inductivity of 9802 backedges. 2418 proven. 7384 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:56:19,714 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1566907522] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:56:19,714 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:56:19,714 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [77, 145] total 220 [2021-07-10 01:56:19,715 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [264144914] [2021-07-10 01:56:19,715 INFO L462 AbstractCegarLoop]: Interpolant automaton has 221 states [2021-07-10 01:56:19,715 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:56:19,716 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 221 interpolants. [2021-07-10 01:56:19,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5171, Invalid=43449, Unknown=0, NotChecked=0, Total=48620 [2021-07-10 01:56:19,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:56:19,719 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:56:19,719 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 221 states, 221 states have (on average 2.339366515837104) internal successors, (517), 220 states have internal predecessors, (517), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 01:56:19,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:56:19,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:56:19,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:56:19,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:56:19,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 01:56:19,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:56:19,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-10 01:56:19,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:56:19,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-07-10 01:56:19,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 01:56:19,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-10 01:56:19,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 01:56:19,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-07-10 01:56:19,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-07-10 01:56:19,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2021-07-10 01:56:19,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 01:56:19,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2021-07-10 01:56:19,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 01:56:19,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:56:33,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:56:33,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:56:33,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:56:33,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:56:33,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 01:56:33,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:56:33,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-10 01:56:33,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:56:33,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-07-10 01:56:33,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 01:56:33,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-10 01:56:33,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 01:56:33,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-07-10 01:56:33,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-07-10 01:56:33,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-07-10 01:56:33,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 01:56:33,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2021-07-10 01:56:33,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 01:56:33,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2021-07-10 01:56:33,793 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable46 [2021-07-10 01:56:33,793 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:56:33,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:56:33,794 INFO L82 PathProgramCache]: Analyzing trace with hash -475222381, now seen corresponding path program 19 times [2021-07-10 01:56:33,794 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:56:33,794 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [282045609] [2021-07-10 01:56:33,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:56:34,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:56:36,819 INFO L134 CoverageAnalysis]: Checked inductivity of 10082 backedges. 1 proven. 10081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:56:36,819 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:56:36,819 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [282045609] [2021-07-10 01:56:36,819 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [282045609] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:56:36,819 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1743685304] [2021-07-10 01:56:36,819 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 [2021-07-10 01:56:36,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:56:36,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 287 conjunts are in the unsatisfiable core [2021-07-10 01:56:36,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:56:37,405 INFO L134 CoverageAnalysis]: Checked inductivity of 10082 backedges. 0 proven. 10082 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:56:37,405 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1743685304] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:56:37,405 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:56:37,405 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [75, 74] total 75 [2021-07-10 01:56:37,406 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [305415311] [2021-07-10 01:56:37,406 INFO L462 AbstractCegarLoop]: Interpolant automaton has 75 states [2021-07-10 01:56:37,406 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:56:37,406 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 75 interpolants. [2021-07-10 01:56:37,407 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=149, Invalid=5401, Unknown=0, NotChecked=0, Total=5550 [2021-07-10 01:56:37,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:56:37,407 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:56:37,407 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 75 states, 75 states have (on average 4.026666666666666) internal successors, (302), 75 states have internal predecessors, (302), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 01:56:37,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:56:37,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:56:37,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:56:37,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:56:37,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 01:56:37,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:56:37,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-10 01:56:37,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:56:37,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-07-10 01:56:37,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 01:56:37,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-10 01:56:37,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 01:56:37,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-07-10 01:56:37,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-07-10 01:56:37,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2021-07-10 01:56:37,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 01:56:37,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2021-07-10 01:56:37,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 01:56:37,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2021-07-10 01:56:37,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:56:39,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:56:39,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:56:39,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:56:39,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:56:39,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 01:56:39,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:56:39,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-10 01:56:39,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:56:39,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-07-10 01:56:39,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 01:56:39,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-10 01:56:39,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 01:56:39,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-07-10 01:56:39,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-07-10 01:56:39,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-07-10 01:56:39,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 01:56:39,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2021-07-10 01:56:39,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 01:56:39,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2021-07-10 01:56:39,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-07-10 01:56:39,485 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable124 [2021-07-10 01:56:39,486 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:56:39,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:56:39,486 INFO L82 PathProgramCache]: Analyzing trace with hash 658446291, now seen corresponding path program 20 times [2021-07-10 01:56:39,486 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:56:39,486 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996819410] [2021-07-10 01:56:39,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:56:39,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:56:44,010 INFO L134 CoverageAnalysis]: Checked inductivity of 16490 backedges. 10046 proven. 6376 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-07-10 01:56:44,010 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:56:44,010 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1996819410] [2021-07-10 01:56:44,010 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1996819410] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:56:44,011 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [343701924] [2021-07-10 01:56:44,011 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 [2021-07-10 01:56:44,188 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 01:56:44,189 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 01:56:44,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 919 conjuncts, 360 conjunts are in the unsatisfiable core [2021-07-10 01:56:44,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:57:02,313 INFO L134 CoverageAnalysis]: Checked inductivity of 16490 backedges. 6306 proven. 10184 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:57:02,313 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [343701924] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:57:02,313 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:57:02,313 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [115, 184] total 297 [2021-07-10 01:57:02,313 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1061476690] [2021-07-10 01:57:02,314 INFO L462 AbstractCegarLoop]: Interpolant automaton has 298 states [2021-07-10 01:57:02,314 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:57:02,315 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 298 interpolants. [2021-07-10 01:57:02,318 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9806, Invalid=78700, Unknown=0, NotChecked=0, Total=88506 [2021-07-10 01:57:02,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:57:02,319 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:57:02,319 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 298 states, 298 states have (on average 2.2449664429530203) internal successors, (669), 297 states have internal predecessors, (669), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 01:57:02,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:57:02,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:57:02,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:57:02,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:57:02,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 01:57:02,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:57:02,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-10 01:57:02,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:57:02,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-07-10 01:57:02,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 01:57:02,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-10 01:57:02,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 01:57:02,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-07-10 01:57:02,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-07-10 01:57:02,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2021-07-10 01:57:02,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 01:57:02,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2021-07-10 01:57:02,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 01:57:02,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2021-07-10 01:57:02,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-07-10 01:57:02,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:57:32,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:57:32,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:57:32,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:57:32,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:57:32,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 01:57:32,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:57:32,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-10 01:57:32,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:57:32,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-07-10 01:57:32,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 01:57:32,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-10 01:57:32,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 01:57:32,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-07-10 01:57:32,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-07-10 01:57:32,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-07-10 01:57:32,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 01:57:32,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2021-07-10 01:57:32,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 01:57:32,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 226 states. [2021-07-10 01:57:32,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-07-10 01:57:32,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 282 states. [2021-07-10 01:57:32,819 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable125 [2021-07-10 01:57:32,819 INFO L430 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:57:32,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:57:32,819 INFO L82 PathProgramCache]: Analyzing trace with hash 2126677949, now seen corresponding path program 21 times [2021-07-10 01:57:32,820 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:57:32,820 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1931775548] [2021-07-10 01:57:32,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:57:33,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:57:44,227 INFO L134 CoverageAnalysis]: Checked inductivity of 28705 backedges. 14989 proven. 13676 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-07-10 01:57:44,227 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:57:44,227 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1931775548] [2021-07-10 01:57:44,227 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1931775548] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:57:44,227 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [637123424] [2021-07-10 01:57:44,227 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 [2021-07-10 01:57:45,695 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 129 check-sat command(s) [2021-07-10 01:57:45,695 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 01:57:45,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 1224 conjuncts, 494 conjunts are in the unsatisfiable core [2021-07-10 01:57:45,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:58:19,833 INFO L134 CoverageAnalysis]: Checked inductivity of 28705 backedges. 11829 proven. 16876 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:58:19,833 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [637123424] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:58:19,833 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:58:19,833 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [186, 245] total 429 [2021-07-10 01:58:19,833 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789203054] [2021-07-10 01:58:19,834 INFO L462 AbstractCegarLoop]: Interpolant automaton has 430 states [2021-07-10 01:58:19,834 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:58:19,837 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 430 interpolants. [2021-07-10 01:58:19,843 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22424, Invalid=162046, Unknown=0, NotChecked=0, Total=184470 [2021-07-10 01:58:19,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:58:19,843 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:58:19,844 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 430 states, 430 states have (on average 2.188372093023256) internal successors, (941), 429 states have internal predecessors, (941), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 01:58:19,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:58:19,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:58:19,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:58:19,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:58:19,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 01:58:19,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:58:19,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-10 01:58:19,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:58:19,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-07-10 01:58:19,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 01:58:19,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-10 01:58:19,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 01:58:19,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-07-10 01:58:19,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-07-10 01:58:19,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2021-07-10 01:58:19,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 01:58:19,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2021-07-10 01:58:19,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 01:58:19,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 226 states. [2021-07-10 01:58:19,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-07-10 01:58:19,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 282 states. [2021-07-10 01:58:19,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:59:09,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:59:09,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:59:09,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:59:09,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:59:09,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 01:59:09,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:59:09,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-10 01:59:09,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:59:09,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-07-10 01:59:09,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 01:59:09,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-10 01:59:09,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 01:59:09,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-07-10 01:59:09,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-07-10 01:59:09,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-07-10 01:59:09,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 01:59:09,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2021-07-10 01:59:09,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 01:59:09,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 226 states. [2021-07-10 01:59:09,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-07-10 01:59:09,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 315 states. [2021-07-10 01:59:09,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 334 states. [2021-07-10 01:59:09,252 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable126,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:59:09,252 INFO L430 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:59:09,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:59:09,252 INFO L82 PathProgramCache]: Analyzing trace with hash -1974458123, now seen corresponding path program 22 times [2021-07-10 01:59:09,252 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:59:09,252 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [445406978] [2021-07-10 01:59:09,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:59:10,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:59:30,318 INFO L134 CoverageAnalysis]: Checked inductivity of 32513 backedges. 16129 proven. 16384 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:59:30,318 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:59:30,318 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [445406978] [2021-07-10 01:59:30,318 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [445406978] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:59:30,319 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1687004519] [2021-07-10 01:59:30,319 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 [2021-07-10 01:59:30,558 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-10 01:59:30,558 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 01:59:30,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 1304 conjuncts, 517 conjunts are in the unsatisfiable core [2021-07-10 01:59:30,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 02:00:15,735 INFO L134 CoverageAnalysis]: Checked inductivity of 32513 backedges. 16129 proven. 16384 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 02:00:15,735 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1687004519] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 02:00:15,735 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 02:00:15,735 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [260, 261] total 519 [2021-07-10 02:00:15,736 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1133464708] [2021-07-10 02:00:15,737 INFO L462 AbstractCegarLoop]: Interpolant automaton has 520 states [2021-07-10 02:00:15,737 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 02:00:15,770 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 520 interpolants. [2021-07-10 02:00:15,780 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42834, Invalid=227046, Unknown=0, NotChecked=0, Total=269880 [2021-07-10 02:00:15,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 02:00:15,781 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 02:00:15,782 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 520 states, 520 states have (on average 2.0076923076923077) internal successors, (1044), 519 states have internal predecessors, (1044), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 02:00:15,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 02:00:15,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 02:00:15,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 02:00:15,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 02:00:15,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 02:00:15,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 02:00:15,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-10 02:00:15,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 02:00:15,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-07-10 02:00:15,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 02:00:15,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-10 02:00:15,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 02:00:15,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-07-10 02:00:15,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-07-10 02:00:15,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2021-07-10 02:00:15,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 02:00:15,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2021-07-10 02:00:15,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 02:00:15,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 226 states. [2021-07-10 02:00:15,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-07-10 02:00:15,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 315 states. [2021-07-10 02:00:15,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 334 states. [2021-07-10 02:00:15,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 02:01:47,560 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2021-07-10 02:03:01,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 02:03:01,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 02:03:01,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 02:03:01,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 02:03:01,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 02:03:01,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 02:03:01,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-10 02:03:01,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 02:03:01,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-07-10 02:03:01,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 02:03:01,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-10 02:03:01,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 02:03:01,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-07-10 02:03:01,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-07-10 02:03:01,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-07-10 02:03:01,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 02:03:01,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2021-07-10 02:03:01,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 02:03:01,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 226 states. [2021-07-10 02:03:01,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-07-10 02:03:01,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 349 states. [2021-07-10 02:03:01,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 543 states. [2021-07-10 02:03:01,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 652 states. [2021-07-10 02:03:02,024 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable164,24 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 02:03:02,024 INFO L430 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 02:03:02,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 02:03:02,024 INFO L82 PathProgramCache]: Analyzing trace with hash -98036423, now seen corresponding path program 23 times [2021-07-10 02:03:02,024 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 02:03:02,024 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1610990318] [2021-07-10 02:03:02,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 02:03:06,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 02:03:28,771 INFO L134 CoverageAnalysis]: Checked inductivity of 92881 backedges. 38569 proven. 54138 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2021-07-10 02:03:28,772 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 02:03:28,772 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1610990318] [2021-07-10 02:03:28,772 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1610990318] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 02:03:28,772 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [795547616] [2021-07-10 02:03:28,772 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 [2021-07-10 02:03:36,112 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 263 check-sat command(s) [2021-07-10 02:03:36,112 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 02:03:36,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 2184 conjuncts, 869 conjunts are in the unsatisfiable core [2021-07-10 02:03:36,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 02:05:08,919 INFO L134 CoverageAnalysis]: Checked inductivity of 92881 backedges. 23866 proven. 69015 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 02:05:08,919 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [795547616] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 02:05:08,919 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 02:05:08,919 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [262, 437] total 697 [2021-07-10 02:05:08,919 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [652009746] [2021-07-10 02:05:08,921 INFO L462 AbstractCegarLoop]: Interpolant automaton has 698 states [2021-07-10 02:05:08,921 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 02:05:08,927 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 698 interpolants. [2021-07-10 02:05:08,944 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51843, Invalid=434663, Unknown=0, NotChecked=0, Total=486506 [2021-07-10 02:05:08,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 02:05:08,945 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 02:05:08,946 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 698 states, 698 states have (on average 2.2564469914040113) internal successors, (1575), 697 states have internal predecessors, (1575), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 02:05:08,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 02:05:08,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 02:05:08,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 02:05:08,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 02:05:08,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 02:05:08,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 02:05:08,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-10 02:05:08,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 02:05:08,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-07-10 02:05:08,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 02:05:08,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-10 02:05:08,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 02:05:08,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-07-10 02:05:08,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-07-10 02:05:08,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2021-07-10 02:05:08,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 02:05:08,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2021-07-10 02:05:08,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 02:05:08,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 226 states. [2021-07-10 02:05:08,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-07-10 02:05:08,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 349 states. [2021-07-10 02:05:08,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 543 states. [2021-07-10 02:05:08,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 652 states. [2021-07-10 02:05:08,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2021-07-10 02:07:12,551 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable248,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 02:07:12,551 WARN L547 AbstractCegarLoop]: Verification canceled [2021-07-10 02:07:12,559 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-10 02:07:12,561 WARN L196 ceAbstractionStarter]: Timeout [2021-07-10 02:07:12,562 INFO L202 PluginConnector]: Adding new model nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 02:07:12 BasicIcfg [2021-07-10 02:07:12,562 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-10 02:07:12,562 INFO L168 Benchmark]: Toolchain (without parser) took 741540.01 ms. Allocated memory was 205.5 MB in the beginning and 2.3 GB in the end (delta: 2.1 GB). Free memory was 185.8 MB in the beginning and 1.5 GB in the end (delta: -1.3 GB). Peak memory consumption was 923.5 MB. Max. memory is 8.0 GB. [2021-07-10 02:07:12,562 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.15 ms. Allocated memory is still 205.5 MB. Free memory is still 186.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-10 02:07:12,562 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.54 ms. Allocated memory is still 205.5 MB. Free memory was 185.7 MB in the beginning and 184.3 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-10 02:07:12,562 INFO L168 Benchmark]: Boogie Preprocessor took 10.54 ms. Allocated memory is still 205.5 MB. Free memory was 184.3 MB in the beginning and 183.3 MB in the end (delta: 979.7 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-10 02:07:12,562 INFO L168 Benchmark]: RCFGBuilder took 235.10 ms. Allocated memory is still 205.5 MB. Free memory was 183.3 MB in the beginning and 172.1 MB in the end (delta: 11.2 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-07-10 02:07:12,562 INFO L168 Benchmark]: TraceAbstraction took 741267.71 ms. Allocated memory was 205.5 MB in the beginning and 2.3 GB in the end (delta: 2.1 GB). Free memory was 171.7 MB in the beginning and 1.5 GB in the end (delta: -1.3 GB). Peak memory consumption was 909.8 MB. Max. memory is 8.0 GB. [2021-07-10 02:07:12,563 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 0.15 ms. Allocated memory is still 205.5 MB. Free memory is still 186.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 22.54 ms. Allocated memory is still 205.5 MB. Free memory was 185.7 MB in the beginning and 184.3 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 10.54 ms. Allocated memory is still 205.5 MB. Free memory was 184.3 MB in the beginning and 183.3 MB in the end (delta: 979.7 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 235.10 ms. Allocated memory is still 205.5 MB. Free memory was 183.3 MB in the beginning and 172.1 MB in the end (delta: 11.2 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 741267.71 ms. Allocated memory was 205.5 MB in the beginning and 2.3 GB in the end (delta: 2.1 GB). Free memory was 171.7 MB in the beginning and 1.5 GB in the end (delta: -1.3 GB). Peak memory consumption was 909.8 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: 15761, positive: 10855, positive conditional: 10855, positive unconditional: 0, negative: 4906, negative conditional: 4906, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 10872, positive: 10855, positive conditional: 10855, positive unconditional: 0, negative: 17, negative conditional: 17, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 10872, positive: 10480, positive conditional: 0, positive unconditional: 10480, negative: 392, negative conditional: 0, negative unconditional: 392, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 16, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 16, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 289, positive: 97, positive conditional: 97, positive unconditional: 0, negative: 192, negative conditional: 191, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 601, positive: 164, positive conditional: 164, positive unconditional: 0, negative: 437, negative conditional: 381, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 10872, positive: 10465, positive conditional: 0, positive unconditional: 10465, negative: 391, negative conditional: 0, negative unconditional: 391, unknown: 16, unknown conditional: 0, unknown unconditional: 16] , Statistics on independence cache: Total cache size (in pairs): 304, Positive cache size: 112, Positive conditional cache size: 97, Positive unconditional cache size: 15, Negative cache size: 192, Negative conditional cache size: 191, Negative unconditional cache size: 1, SemanticConditionEliminator.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 289, positive: 97, positive conditional: 97, positive unconditional: 0, negative: 192, negative conditional: 191, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 601, positive: 164, positive conditional: 164, positive unconditional: 0, negative: 437, negative conditional: 381, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5842, positive: 278, positive conditional: 278, positive unconditional: 0, negative: 5276, negative conditional: 3215, negative unconditional: 2061, unknown: 288, unknown conditional: 288, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 304, Positive cache size: 112, Positive conditional cache size: 97, Positive unconditional cache size: 15, Negative cache size: 192, Negative conditional cache size: 191, Negative unconditional cache size: 1, Eliminated conditions: 2061, SemanticConditionEliminator.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 289, positive: 97, positive conditional: 97, positive unconditional: 0, negative: 192, negative conditional: 191, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 601, positive: 164, positive conditional: 164, positive unconditional: 0, negative: 437, negative conditional: 381, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5842, positive: 278, positive conditional: 278, positive unconditional: 0, negative: 5276, negative conditional: 3215, negative unconditional: 2061, unknown: 288, unknown conditional: 288, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 304, Positive cache size: 112, Positive conditional cache size: 97, Positive unconditional cache size: 15, Negative cache size: 192, Negative conditional cache size: 191, Negative unconditional cache size: 1, Eliminated conditions: 2061, SemanticConditionEliminator.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 289, positive: 97, positive conditional: 97, positive unconditional: 0, negative: 192, negative conditional: 191, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 601, positive: 164, positive conditional: 164, positive unconditional: 0, negative: 437, negative conditional: 381, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5842, positive: 278, positive conditional: 278, positive unconditional: 0, negative: 5276, negative conditional: 3215, negative unconditional: 2061, unknown: 288, unknown conditional: 288, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 304, Positive cache size: 112, Positive conditional cache size: 97, Positive unconditional cache size: 15, Negative cache size: 192, Negative conditional cache size: 191, Negative unconditional cache size: 1, Eliminated conditions: 2061, SemanticConditionEliminator.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 289, positive: 97, positive conditional: 97, positive unconditional: 0, negative: 192, negative conditional: 191, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 601, positive: 164, positive conditional: 164, positive unconditional: 0, negative: 437, negative conditional: 381, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5842, positive: 278, positive conditional: 278, positive unconditional: 0, negative: 5276, negative conditional: 3215, negative unconditional: 2061, unknown: 288, unknown conditional: 288, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 304, Positive cache size: 112, Positive conditional cache size: 97, Positive unconditional cache size: 15, Negative cache size: 192, Negative conditional cache size: 191, Negative unconditional cache size: 1, Eliminated conditions: 2061, SemanticConditionEliminator.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 289, positive: 97, positive conditional: 97, positive unconditional: 0, negative: 192, negative conditional: 191, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 601, positive: 164, positive conditional: 164, positive unconditional: 0, negative: 437, negative conditional: 381, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5842, positive: 278, positive conditional: 278, positive unconditional: 0, negative: 5276, negative conditional: 3215, negative unconditional: 2061, unknown: 288, unknown conditional: 288, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 304, Positive cache size: 112, Positive conditional cache size: 97, Positive unconditional cache size: 15, Negative cache size: 192, Negative conditional cache size: 191, Negative unconditional cache size: 1, Eliminated conditions: 2061, SemanticConditionEliminator.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 289, positive: 97, positive conditional: 97, positive unconditional: 0, negative: 192, negative conditional: 191, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 601, positive: 164, positive conditional: 164, positive unconditional: 0, negative: 437, negative conditional: 381, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5842, positive: 278, positive conditional: 278, positive unconditional: 0, negative: 5276, negative conditional: 3215, negative unconditional: 2061, unknown: 288, unknown conditional: 288, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 304, Positive cache size: 112, Positive conditional cache size: 97, Positive unconditional cache size: 15, Negative cache size: 192, Negative conditional cache size: 191, Negative unconditional cache size: 1, Eliminated conditions: 2061, SemanticConditionEliminator.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 289, positive: 97, positive conditional: 97, positive unconditional: 0, negative: 192, negative conditional: 191, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 601, positive: 164, positive conditional: 164, positive unconditional: 0, negative: 437, negative conditional: 381, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5842, positive: 278, positive conditional: 278, positive unconditional: 0, negative: 5276, negative conditional: 3215, negative unconditional: 2061, unknown: 288, unknown conditional: 288, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 304, Positive cache size: 112, Positive conditional cache size: 97, Positive unconditional cache size: 15, Negative cache size: 192, Negative conditional cache size: 191, Negative unconditional cache size: 1, Eliminated conditions: 2061, SemanticConditionEliminator.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 289, positive: 97, positive conditional: 97, positive unconditional: 0, negative: 192, negative conditional: 191, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 601, positive: 164, positive conditional: 164, positive unconditional: 0, negative: 437, negative conditional: 381, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5842, positive: 278, positive conditional: 278, positive unconditional: 0, negative: 5276, negative conditional: 3215, negative unconditional: 2061, unknown: 288, unknown conditional: 288, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 304, Positive cache size: 112, Positive conditional cache size: 97, Positive unconditional cache size: 15, Negative cache size: 192, Negative conditional cache size: 191, Negative unconditional cache size: 1, Eliminated conditions: 2061, SemanticConditionEliminator.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 289, positive: 97, positive conditional: 97, positive unconditional: 0, negative: 192, negative conditional: 191, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 601, positive: 164, positive conditional: 164, positive unconditional: 0, negative: 437, negative conditional: 381, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5842, positive: 278, positive conditional: 278, positive unconditional: 0, negative: 5276, negative conditional: 3215, negative unconditional: 2061, unknown: 288, unknown conditional: 288, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 304, Positive cache size: 112, Positive conditional cache size: 97, Positive unconditional cache size: 15, Negative cache size: 192, Negative conditional cache size: 191, Negative unconditional cache size: 1, Eliminated conditions: 2061, SemanticConditionEliminator.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 289, positive: 97, positive conditional: 97, positive unconditional: 0, negative: 192, negative conditional: 191, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 601, positive: 164, positive conditional: 164, positive unconditional: 0, negative: 437, negative conditional: 381, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5842, positive: 278, positive conditional: 278, positive unconditional: 0, negative: 5276, negative conditional: 3215, negative unconditional: 2061, unknown: 288, unknown conditional: 288, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 304, Positive cache size: 112, Positive conditional cache size: 97, Positive unconditional cache size: 15, Negative cache size: 192, Negative conditional cache size: 191, Negative unconditional cache size: 1, Eliminated conditions: 2061, SemanticConditionEliminator.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 289, positive: 97, positive conditional: 97, positive unconditional: 0, negative: 192, negative conditional: 191, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 601, positive: 164, positive conditional: 164, positive unconditional: 0, negative: 437, negative conditional: 381, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5842, positive: 278, positive conditional: 278, positive unconditional: 0, negative: 5276, negative conditional: 3215, negative unconditional: 2061, unknown: 288, unknown conditional: 288, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 304, Positive cache size: 112, Positive conditional cache size: 97, Positive unconditional cache size: 15, Negative cache size: 192, Negative conditional cache size: 191, Negative unconditional cache size: 1, Eliminated conditions: 2061, SemanticConditionEliminator.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 289, positive: 97, positive conditional: 97, positive unconditional: 0, negative: 192, negative conditional: 191, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 601, positive: 164, positive conditional: 164, positive unconditional: 0, negative: 437, negative conditional: 381, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5842, positive: 278, positive conditional: 278, positive unconditional: 0, negative: 5276, negative conditional: 3215, negative unconditional: 2061, unknown: 288, unknown conditional: 288, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 304, Positive cache size: 112, Positive conditional cache size: 97, Positive unconditional cache size: 15, Negative cache size: 192, Negative conditional cache size: 191, Negative unconditional cache size: 1, Eliminated conditions: 2061, SemanticConditionEliminator.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 289, positive: 97, positive conditional: 97, positive unconditional: 0, negative: 192, negative conditional: 191, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 601, positive: 164, positive conditional: 164, positive unconditional: 0, negative: 437, negative conditional: 381, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5842, positive: 278, positive conditional: 278, positive unconditional: 0, negative: 5276, negative conditional: 3215, negative unconditional: 2061, unknown: 288, unknown conditional: 288, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 304, Positive cache size: 112, Positive conditional cache size: 97, Positive unconditional cache size: 15, Negative cache size: 192, Negative conditional cache size: 191, Negative unconditional cache size: 1, Eliminated conditions: 2061, SemanticConditionEliminator.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 289, positive: 97, positive conditional: 97, positive unconditional: 0, negative: 192, negative conditional: 191, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 601, positive: 164, positive conditional: 164, positive unconditional: 0, negative: 437, negative conditional: 381, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5842, positive: 278, positive conditional: 278, positive unconditional: 0, negative: 5276, negative conditional: 3215, negative unconditional: 2061, unknown: 288, unknown conditional: 288, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 304, Positive cache size: 112, Positive conditional cache size: 97, Positive unconditional cache size: 15, Negative cache size: 192, Negative conditional cache size: 191, Negative unconditional cache size: 1, Eliminated conditions: 2061, SemanticConditionEliminator.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 289, positive: 97, positive conditional: 97, positive unconditional: 0, negative: 192, negative conditional: 191, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 601, positive: 164, positive conditional: 164, positive unconditional: 0, negative: 437, negative conditional: 381, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5842, positive: 278, positive conditional: 278, positive unconditional: 0, negative: 5276, negative conditional: 3215, negative unconditional: 2061, unknown: 288, unknown conditional: 288, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 304, Positive cache size: 112, Positive conditional cache size: 97, Positive unconditional cache size: 15, Negative cache size: 192, Negative conditional cache size: 191, Negative unconditional cache size: 1, Eliminated conditions: 2061, SemanticConditionEliminator.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 289, positive: 97, positive conditional: 97, positive unconditional: 0, negative: 192, negative conditional: 191, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 601, positive: 164, positive conditional: 164, positive unconditional: 0, negative: 437, negative conditional: 381, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5842, positive: 278, positive conditional: 278, positive unconditional: 0, negative: 5276, negative conditional: 3215, negative unconditional: 2061, unknown: 288, unknown conditional: 288, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 304, Positive cache size: 112, Positive conditional cache size: 97, Positive unconditional cache size: 15, Negative cache size: 192, Negative conditional cache size: 191, Negative unconditional cache size: 1, Eliminated conditions: 2061, SemanticConditionEliminator.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 289, positive: 97, positive conditional: 97, positive unconditional: 0, negative: 192, negative conditional: 191, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 601, positive: 164, positive conditional: 164, positive unconditional: 0, negative: 437, negative conditional: 381, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5842, positive: 278, positive conditional: 278, positive unconditional: 0, negative: 5276, negative conditional: 3215, negative unconditional: 2061, unknown: 288, unknown conditional: 288, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 304, Positive cache size: 112, Positive conditional cache size: 97, Positive unconditional cache size: 15, Negative cache size: 192, Negative conditional cache size: 191, Negative unconditional cache size: 1, Eliminated conditions: 2061, SemanticConditionEliminator.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 289, positive: 97, positive conditional: 97, positive unconditional: 0, negative: 192, negative conditional: 191, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 601, positive: 164, positive conditional: 164, positive unconditional: 0, negative: 437, negative conditional: 381, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5842, positive: 278, positive conditional: 278, positive unconditional: 0, negative: 5276, negative conditional: 3215, negative unconditional: 2061, unknown: 288, unknown conditional: 288, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 304, Positive cache size: 112, Positive conditional cache size: 97, Positive unconditional cache size: 15, Negative cache size: 192, Negative conditional cache size: 191, Negative unconditional cache size: 1, Eliminated conditions: 2061, SemanticConditionEliminator.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 289, positive: 97, positive conditional: 97, positive unconditional: 0, negative: 192, negative conditional: 191, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 601, positive: 164, positive conditional: 164, positive unconditional: 0, negative: 437, negative conditional: 381, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5842, positive: 278, positive conditional: 278, positive unconditional: 0, negative: 5276, negative conditional: 3215, negative unconditional: 2061, unknown: 288, unknown conditional: 288, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 304, Positive cache size: 112, Positive conditional cache size: 97, Positive unconditional cache size: 15, Negative cache size: 192, Negative conditional cache size: 191, Negative unconditional cache size: 1, Eliminated conditions: 2061, SemanticConditionEliminator.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 289, positive: 97, positive conditional: 97, positive unconditional: 0, negative: 192, negative conditional: 191, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 601, positive: 164, positive conditional: 164, positive unconditional: 0, negative: 437, negative conditional: 381, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5842, positive: 278, positive conditional: 278, positive unconditional: 0, negative: 5276, negative conditional: 3215, negative unconditional: 2061, unknown: 288, unknown conditional: 288, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 304, Positive cache size: 112, Positive conditional cache size: 97, Positive unconditional cache size: 15, Negative cache size: 192, Negative conditional cache size: 191, Negative unconditional cache size: 1, Eliminated conditions: 2061, SemanticConditionEliminator.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 289, positive: 97, positive conditional: 97, positive unconditional: 0, negative: 192, negative conditional: 191, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 601, positive: 164, positive conditional: 164, positive unconditional: 0, negative: 437, negative conditional: 381, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5842, positive: 278, positive conditional: 278, positive unconditional: 0, negative: 5276, negative conditional: 3215, negative unconditional: 2061, unknown: 288, unknown conditional: 288, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 304, Positive cache size: 112, Positive conditional cache size: 97, Positive unconditional cache size: 15, Negative cache size: 192, Negative conditional cache size: 191, Negative unconditional cache size: 1, Eliminated conditions: 2061, SemanticConditionEliminator.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 289, positive: 97, positive conditional: 97, positive unconditional: 0, negative: 192, negative conditional: 191, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 601, positive: 164, positive conditional: 164, positive unconditional: 0, negative: 437, negative conditional: 381, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5842, positive: 278, positive conditional: 278, positive unconditional: 0, negative: 5276, negative conditional: 3215, negative unconditional: 2061, unknown: 288, unknown conditional: 288, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 304, Positive cache size: 112, Positive conditional cache size: 97, Positive unconditional cache size: 15, Negative cache size: 192, Negative conditional cache size: 191, Negative unconditional cache size: 1, Eliminated conditions: 2061, SemanticConditionEliminator.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 289, positive: 97, positive conditional: 97, positive unconditional: 0, negative: 192, negative conditional: 191, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 601, positive: 164, positive conditional: 164, positive unconditional: 0, negative: 437, negative conditional: 381, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5842, positive: 278, positive conditional: 278, positive unconditional: 0, negative: 5276, negative conditional: 3215, negative unconditional: 2061, unknown: 288, unknown conditional: 288, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 304, Positive cache size: 112, Positive conditional cache size: 97, Positive unconditional cache size: 15, Negative cache size: 192, Negative conditional cache size: 191, Negative unconditional cache size: 1, Eliminated conditions: 2061, SemanticConditionEliminator.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5842, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 5467, negative conditional: 3406, negative unconditional: 2061, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 289, positive: 97, positive conditional: 97, positive unconditional: 0, negative: 192, negative conditional: 191, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 601, positive: 164, positive conditional: 164, positive unconditional: 0, negative: 437, negative conditional: 381, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5842, positive: 278, positive conditional: 278, positive unconditional: 0, negative: 5276, negative conditional: 3215, negative unconditional: 2061, unknown: 288, unknown conditional: 288, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 304, Positive cache size: 112, Positive conditional cache size: 97, Positive unconditional cache size: 15, Negative cache size: 192, Negative conditional cache size: 191, Negative unconditional cache size: 1, Eliminated conditions: 2061 ], Maximal queried relation: 24, Independence queries for same thread: 4889 - TimeoutResultAtElement [Line: 50]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 1149 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: 741196.0ms, OverallIterations: 24, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 14.2ms, PartialOrderReductionTime: 420749.1ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 3168, 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: 356.1ms SsaConstructionTime, 18831.3ms SatisfiabilityAnalysisTime, 295638.9ms InterpolantComputationTime, 8573 NumberOfCodeBlocks, 8573 NumberOfCodeBlocksAsserted, 694 NumberOfCheckSat, 8526 ConstructedInterpolants, 0 QuantifiedInterpolants, 75953 SizeOfPredicates, 71 NumberOfNonLiveVariables, 10502 ConjunctsInSsa, 4070 ConjunctsInUnsatCore, 47 InterpolantComputations, 1 PerfectInterpolantSequences, 152993/412210 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