/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/test/hard1.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9bbddad6b14272d9691b7fb6f1c011d15ab18596-9bbddad [2021-06-14 00:05:31,852 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-14 00:05:31,855 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-14 00:05:31,892 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-14 00:05:31,953 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe-Lockstep.epf [2021-06-14 00:05:31,998 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-14 00:05:31,998 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-14 00:05:31,999 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-14 00:05:31,999 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-14 00:05:32,001 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-14 00:05:32,001 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-14 00:05:32,001 INFO L138 SettingsManager]: * Use SBE=true [2021-06-14 00:05:32,001 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-14 00:05:32,002 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-14 00:05:32,002 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-14 00:05:32,002 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-14 00:05:32,003 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-14 00:05:32,003 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-14 00:05:32,003 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-14 00:05:32,003 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-14 00:05:32,003 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-14 00:05:32,003 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-14 00:05:32,003 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-14 00:05:32,004 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-14 00:05:32,004 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-14 00:05:32,004 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-14 00:05:32,004 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-14 00:05:32,004 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-14 00:05:32,004 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-14 00:05:32,004 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-14 00:05:32,005 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-14 00:05:32,005 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-14 00:05:32,005 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-14 00:05:32,005 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-06-14 00:05:32,005 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-14 00:05:32,005 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-14 00:05:32,005 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-14 00:05:32,006 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-14 00:05:32,006 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-06-14 00:05:32,006 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-14 00:05:32,289 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-14 00:05:32,306 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-14 00:05:32,308 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-14 00:05:32,309 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-14 00:05:32,310 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-14 00:05:32,311 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/test/hard1.wvr.bpl [2021-06-14 00:05:32,311 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/test/hard1.wvr.bpl' [2021-06-14 00:05:32,342 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-14 00:05:32,343 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-14 00:05:32,344 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-14 00:05:32,344 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-14 00:05:32,344 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-14 00:05:32,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 12:05:32" (1/1) ... [2021-06-14 00:05:32,363 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 12:05:32" (1/1) ... [2021-06-14 00:05:32,368 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-14 00:05:32,369 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-14 00:05:32,369 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-14 00:05:32,369 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-14 00:05:32,376 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 12:05:32" (1/1) ... [2021-06-14 00:05:32,376 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 12:05:32" (1/1) ... [2021-06-14 00:05:32,376 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 12:05:32" (1/1) ... [2021-06-14 00:05:32,377 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 12:05:32" (1/1) ... [2021-06-14 00:05:32,378 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 12:05:32" (1/1) ... [2021-06-14 00:05:32,381 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 12:05:32" (1/1) ... [2021-06-14 00:05:32,382 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 12:05:32" (1/1) ... [2021-06-14 00:05:32,383 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-14 00:05:32,383 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-14 00:05:32,384 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-14 00:05:32,384 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-14 00:05:32,385 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 12:05:32" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-14 00:05:32,445 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-14 00:05:32,446 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-14 00:05:32,446 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-14 00:05:32,446 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-14 00:05:32,446 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-14 00:05:32,446 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-14 00:05:32,446 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-14 00:05:32,447 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-14 00:05:32,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-14 00:05:32,447 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-06-14 00:05:32,447 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-06-14 00:05:32,447 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-06-14 00:05:32,447 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2021-06-14 00:05:32,447 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-06-14 00:05:32,447 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-06-14 00:05:32,448 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-14 00:05:32,707 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-14 00:05:32,707 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-06-14 00:05:32,709 INFO L202 PluginConnector]: Adding new model hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 12:05:32 BoogieIcfgContainer [2021-06-14 00:05:32,709 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-14 00:05:32,710 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-14 00:05:32,710 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-14 00:05:32,712 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-14 00:05:32,713 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 12:05:32" (1/2) ... [2021-06-14 00:05:32,713 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7daa0f78 and model type hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 12:05:32, skipping insertion in model container [2021-06-14 00:05:32,713 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 12:05:32" (2/2) ... [2021-06-14 00:05:32,715 INFO L111 eAbstractionObserver]: Analyzing ICFG hard1.wvr.bpl [2021-06-14 00:05:32,719 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-14 00:05:32,719 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-14 00:05:32,719 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-14 00:05:32,720 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-14 00:05:32,804 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-06-14 00:05:32,822 INFO L255 AbstractCegarLoop]: Starting to check reachability of 5 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-14 00:05:32,886 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-14 00:05:32,886 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-14 00:05:32,886 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-14 00:05:32,886 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-14 00:05:32,886 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-14 00:05:32,886 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-14 00:05:32,886 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-14 00:05:32,886 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-14 00:05:33,117 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 00:05:33,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:05:33,122 INFO L82 PathProgramCache]: Analyzing trace with hash -583277940, now seen corresponding path program 1 times [2021-06-14 00:05:33,129 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:05:33,130 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [176219430] [2021-06-14 00:05:33,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:05:33,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:05:33,730 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 19 proven. 33 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-14 00:05:33,731 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:05:33,731 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [176219430] [2021-06-14 00:05:33,732 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [176219430] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:05:33,732 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1101453705] [2021-06-14 00:05:33,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 00:05:33,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:05:33,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 19 conjunts are in the unsatisfiable core [2021-06-14 00:05:33,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 00:05:34,606 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 23 proven. 29 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-14 00:05:34,606 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1101453705] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:05:34,607 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 00:05:34,607 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 19] total 35 [2021-06-14 00:05:34,608 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [578325311] [2021-06-14 00:05:34,612 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-06-14 00:05:34,612 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:05:34,620 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-06-14 00:05:34,623 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=1104, Unknown=0, NotChecked=0, Total=1260 [2021-06-14 00:05:34,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:05:34,624 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:05:34,626 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 36 states, 36 states have (on average 2.0833333333333335) internal successors, (75), 35 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) [2021-06-14 00:05:34,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:05:35,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 00:05:36,081 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-06-14 00:05:36,081 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 00:05:36,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:05:36,082 INFO L82 PathProgramCache]: Analyzing trace with hash 1928774064, now seen corresponding path program 2 times [2021-06-14 00:05:36,082 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:05:36,082 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [507700024] [2021-06-14 00:05:36,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:05:36,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:05:36,161 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-06-14 00:05:36,161 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:05:36,162 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [507700024] [2021-06-14 00:05:36,162 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [507700024] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 00:05:36,162 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 00:05:36,162 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-14 00:05:36,162 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1763265039] [2021-06-14 00:05:36,163 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-14 00:05:36,163 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:05:36,163 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-14 00:05:36,164 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-14 00:05:36,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:05:36,164 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:05:36,164 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 00:05:36,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 00:05:36,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:05:36,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 00:05:36,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:05:36,271 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-14 00:05:36,272 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 00:05:36,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:05:36,273 INFO L82 PathProgramCache]: Analyzing trace with hash 1895104116, now seen corresponding path program 3 times [2021-06-14 00:05:36,274 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:05:36,274 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1593762352] [2021-06-14 00:05:36,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:05:36,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:05:37,039 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 18 proven. 130 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-14 00:05:37,040 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:05:37,040 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1593762352] [2021-06-14 00:05:37,040 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1593762352] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:05:37,040 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [906586158] [2021-06-14 00:05:37,040 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 00:05:37,108 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-06-14 00:05:37,109 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 00:05:37,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 62 conjunts are in the unsatisfiable core [2021-06-14 00:05:37,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 00:05:38,184 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 18 proven. 130 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-14 00:05:38,184 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [906586158] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:05:38,185 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 00:05:38,185 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 27] total 39 [2021-06-14 00:05:38,185 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336359529] [2021-06-14 00:05:38,185 INFO L462 AbstractCegarLoop]: Interpolant automaton has 40 states [2021-06-14 00:05:38,186 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:05:38,186 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2021-06-14 00:05:38,187 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=235, Invalid=1325, Unknown=0, NotChecked=0, Total=1560 [2021-06-14 00:05:38,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:05:38,187 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:05:38,187 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 40 states, 40 states have (on average 2.15) internal successors, (86), 39 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 00:05:38,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 00:05:38,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:05:38,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:05:39,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 00:05:39,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:05:39,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-14 00:05:39,856 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 00:05:39,857 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 00:05:39,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:05:39,858 INFO L82 PathProgramCache]: Analyzing trace with hash -975533060, now seen corresponding path program 4 times [2021-06-14 00:05:39,858 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:05:39,858 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [783450047] [2021-06-14 00:05:39,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:05:39,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:05:40,162 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 174 proven. 134 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-06-14 00:05:40,162 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:05:40,162 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [783450047] [2021-06-14 00:05:40,163 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [783450047] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:05:40,163 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [230161304] [2021-06-14 00:05:40,163 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 00:05:40,236 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-14 00:05:40,236 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 00:05:40,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 70 conjunts are in the unsatisfiable core [2021-06-14 00:05:40,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 00:05:41,605 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 140 proven. 155 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-06-14 00:05:41,605 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [230161304] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:05:41,606 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 00:05:41,606 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 32] total 51 [2021-06-14 00:05:41,606 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910112028] [2021-06-14 00:05:41,606 INFO L462 AbstractCegarLoop]: Interpolant automaton has 52 states [2021-06-14 00:05:41,606 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:05:41,607 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2021-06-14 00:05:41,608 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=674, Invalid=1978, Unknown=0, NotChecked=0, Total=2652 [2021-06-14 00:05:41,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:05:41,608 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:05:41,608 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 52 states, 52 states have (on average 2.5576923076923075) internal successors, (133), 51 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 00:05:41,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 00:05:41,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:05:41,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-14 00:05:41,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:05:43,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 00:05:43,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:05:43,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-14 00:05:43,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-06-14 00:05:43,272 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 00:05:43,273 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 00:05:43,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:05:43,273 INFO L82 PathProgramCache]: Analyzing trace with hash -974764394, now seen corresponding path program 5 times [2021-06-14 00:05:43,273 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:05:43,273 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [956815483] [2021-06-14 00:05:43,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:05:43,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:05:44,113 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 110 proven. 313 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:05:44,113 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:05:44,113 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [956815483] [2021-06-14 00:05:44,113 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [956815483] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:05:44,113 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [12822457] [2021-06-14 00:05:44,114 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 00:05:44,193 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2021-06-14 00:05:44,193 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 00:05:44,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 83 conjunts are in the unsatisfiable core [2021-06-14 00:05:44,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 00:05:45,463 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 23 proven. 400 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:05:45,463 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [12822457] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:05:45,463 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 00:05:45,464 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45, 45] total 68 [2021-06-14 00:05:45,464 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084216381] [2021-06-14 00:05:45,465 INFO L462 AbstractCegarLoop]: Interpolant automaton has 69 states [2021-06-14 00:05:45,465 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:05:45,469 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 69 interpolants. [2021-06-14 00:05:45,470 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=911, Invalid=3781, Unknown=0, NotChecked=0, Total=4692 [2021-06-14 00:05:45,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:05:45,471 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:05:45,471 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 69 states, 69 states have (on average 1.8985507246376812) internal successors, (131), 68 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 00:05:45,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 00:05:45,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:05:45,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-14 00:05:45,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-06-14 00:05:45,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:05:47,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 00:05:47,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:05:47,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-14 00:05:47,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-06-14 00:05:47,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-14 00:05:47,748 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable36 [2021-06-14 00:05:47,749 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 00:05:47,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:05:47,749 INFO L82 PathProgramCache]: Analyzing trace with hash 2137703958, now seen corresponding path program 6 times [2021-06-14 00:05:47,749 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:05:47,750 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1407127141] [2021-06-14 00:05:47,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:05:47,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:05:48,707 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 149 proven. 460 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:05:48,708 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:05:48,708 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1407127141] [2021-06-14 00:05:48,708 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1407127141] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:05:48,708 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [455165410] [2021-06-14 00:05:48,708 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 00:05:48,781 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 13 check-sat command(s) [2021-06-14 00:05:48,781 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 00:05:48,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 106 conjunts are in the unsatisfiable core [2021-06-14 00:05:48,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 00:05:50,223 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 23 proven. 586 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:05:50,224 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [455165410] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:05:50,224 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 00:05:50,224 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [52, 52] total 79 [2021-06-14 00:05:50,224 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168835684] [2021-06-14 00:05:50,224 INFO L462 AbstractCegarLoop]: Interpolant automaton has 80 states [2021-06-14 00:05:50,225 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:05:50,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 80 interpolants. [2021-06-14 00:05:50,227 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1238, Invalid=5082, Unknown=0, NotChecked=0, Total=6320 [2021-06-14 00:05:50,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:05:50,227 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:05:50,228 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 80 states, 80 states have (on average 1.8625) internal successors, (149), 79 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 00:05:50,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 00:05:50,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:05:50,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-14 00:05:50,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-06-14 00:05:50,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-14 00:05:50,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:05:52,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 00:05:52,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:05:52,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-14 00:05:52,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-06-14 00:05:52,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-14 00:05:52,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-06-14 00:05:53,043 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 00:05:53,043 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 00:05:53,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:05:53,044 INFO L82 PathProgramCache]: Analyzing trace with hash -1973547882, now seen corresponding path program 7 times [2021-06-14 00:05:53,044 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:05:53,044 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [980168799] [2021-06-14 00:05:53,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:05:53,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:05:55,532 INFO L134 CoverageAnalysis]: Checked inductivity of 831 backedges. 0 proven. 831 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:05:55,532 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:05:55,532 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [980168799] [2021-06-14 00:05:55,533 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [980168799] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:05:55,533 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1846893566] [2021-06-14 00:05:55,533 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 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 00:05:55,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:05:55,600 WARN L261 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 222 conjunts are in the unsatisfiable core [2021-06-14 00:05:55,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 00:06:00,065 INFO L134 CoverageAnalysis]: Checked inductivity of 831 backedges. 0 proven. 831 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:06:00,065 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1846893566] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:06:00,065 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 00:06:00,065 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [64, 61] total 120 [2021-06-14 00:06:00,066 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1476516052] [2021-06-14 00:06:00,066 INFO L462 AbstractCegarLoop]: Interpolant automaton has 121 states [2021-06-14 00:06:00,066 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:06:00,067 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 121 interpolants. [2021-06-14 00:06:00,069 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=445, Invalid=14075, Unknown=0, NotChecked=0, Total=14520 [2021-06-14 00:06:00,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:06:00,070 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:06:00,070 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 121 states, 121 states have (on average 1.7603305785123966) internal successors, (213), 120 states have internal predecessors, (213), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 00:06:00,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 00:06:00,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:06:00,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-14 00:06:00,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-06-14 00:06:00,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-14 00:06:00,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-06-14 00:06:00,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:06:08,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 00:06:08,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:06:08,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-14 00:06:08,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-06-14 00:06:08,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-14 00:06:08,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-06-14 00:06:08,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-14 00:06:08,627 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 00:06:08,627 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 00:06:08,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:06:08,628 INFO L82 PathProgramCache]: Analyzing trace with hash 1631984754, now seen corresponding path program 8 times [2021-06-14 00:06:08,628 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:06:08,628 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768380239] [2021-06-14 00:06:08,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:06:08,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:06:09,933 INFO L134 CoverageAnalysis]: Checked inductivity of 1105 backedges. 245 proven. 860 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:06:09,933 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:06:09,933 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1768380239] [2021-06-14 00:06:09,933 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1768380239] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:06:09,933 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [703134233] [2021-06-14 00:06:09,933 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 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 00:06:10,001 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-14 00:06:10,001 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 00:06:10,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 144 conjunts are in the unsatisfiable core [2021-06-14 00:06:10,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 00:06:12,270 INFO L134 CoverageAnalysis]: Checked inductivity of 1105 backedges. 2 proven. 1103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:06:12,270 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [703134233] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:06:12,270 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 00:06:12,270 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [65, 65] total 105 [2021-06-14 00:06:12,270 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743857426] [2021-06-14 00:06:12,271 INFO L462 AbstractCegarLoop]: Interpolant automaton has 106 states [2021-06-14 00:06:12,271 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:06:12,272 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 106 interpolants. [2021-06-14 00:06:12,274 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=2181, Invalid=8949, Unknown=0, NotChecked=0, Total=11130 [2021-06-14 00:06:12,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:06:12,274 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:06:12,274 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 106 states, 106 states have (on average 1.820754716981132) internal successors, (193), 105 states have internal predecessors, (193), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 00:06:12,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 00:06:12,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:06:12,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-14 00:06:12,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-06-14 00:06:12,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-14 00:06:12,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-06-14 00:06:12,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-14 00:06:12,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:06:17,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 00:06:17,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:06:17,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-14 00:06:17,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-06-14 00:06:17,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-14 00:06:17,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-06-14 00:06:17,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-14 00:06:17,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2021-06-14 00:06:17,253 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable53 [2021-06-14 00:06:17,254 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 00:06:17,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:06:17,254 INFO L82 PathProgramCache]: Analyzing trace with hash -1477704934, now seen corresponding path program 9 times [2021-06-14 00:06:17,255 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:06:17,255 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [605528378] [2021-06-14 00:06:17,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:06:17,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:06:20,500 INFO L134 CoverageAnalysis]: Checked inductivity of 1255 backedges. 0 proven. 1255 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:06:20,501 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:06:20,501 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [605528378] [2021-06-14 00:06:20,501 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [605528378] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:06:20,501 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [443517359] [2021-06-14 00:06:20,501 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 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 00:06:20,610 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 20 check-sat command(s) [2021-06-14 00:06:20,611 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 00:06:20,614 WARN L261 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 214 conjunts are in the unsatisfiable core [2021-06-14 00:06:20,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 00:06:32,592 INFO L134 CoverageAnalysis]: Checked inductivity of 1255 backedges. 9 proven. 1246 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:06:32,592 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [443517359] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:06:32,592 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 00:06:32,592 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [77, 103] total 177 [2021-06-14 00:06:32,592 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916842922] [2021-06-14 00:06:32,593 INFO L462 AbstractCegarLoop]: Interpolant automaton has 178 states [2021-06-14 00:06:32,593 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:06:32,593 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 178 interpolants. [2021-06-14 00:06:32,597 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=616, Invalid=30890, Unknown=0, NotChecked=0, Total=31506 [2021-06-14 00:06:32,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:06:32,598 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:06:32,598 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 178 states, 178 states have (on average 1.4438202247191012) internal successors, (257), 177 states have internal predecessors, (257), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 00:06:32,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 00:06:32,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:06:32,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-14 00:06:32,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-06-14 00:06:32,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-14 00:06:32,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-06-14 00:06:32,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-14 00:06:32,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2021-06-14 00:06:32,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:06:43,174 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 56 [2021-06-14 00:06:50,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 00:06:50,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:06:50,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-14 00:06:50,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-06-14 00:06:50,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-14 00:06:50,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-06-14 00:06:50,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-14 00:06:50,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-06-14 00:06:50,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-06-14 00:06:50,739 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 00:06:50,739 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 00:06:50,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:06:50,739 INFO L82 PathProgramCache]: Analyzing trace with hash 1828183798, now seen corresponding path program 10 times [2021-06-14 00:06:50,739 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:06:50,739 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116016863] [2021-06-14 00:06:50,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:06:50,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:06:52,410 INFO L134 CoverageAnalysis]: Checked inductivity of 1585 backedges. 365 proven. 1220 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:06:52,411 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:06:52,411 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [116016863] [2021-06-14 00:06:52,411 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [116016863] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:06:52,411 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2034877889] [2021-06-14 00:06:52,411 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 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 00:06:52,498 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-14 00:06:52,498 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 00:06:52,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 172 conjunts are in the unsatisfiable core [2021-06-14 00:06:52,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 00:06:55,323 INFO L134 CoverageAnalysis]: Checked inductivity of 1585 backedges. 2 proven. 1583 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:06:55,324 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2034877889] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:06:55,324 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 00:06:55,324 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [77, 77] total 125 [2021-06-14 00:06:55,324 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1213231260] [2021-06-14 00:06:55,324 INFO L462 AbstractCegarLoop]: Interpolant automaton has 126 states [2021-06-14 00:06:55,324 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:06:55,325 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 126 interpolants. [2021-06-14 00:06:55,326 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3082, Invalid=12668, Unknown=0, NotChecked=0, Total=15750 [2021-06-14 00:06:55,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:06:55,326 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:06:55,327 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 126 states, 126 states have (on average 1.7857142857142858) internal successors, (225), 125 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 00:06:55,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 00:06:55,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:06:55,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-14 00:06:55,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-06-14 00:06:55,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-14 00:06:55,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-06-14 00:06:55,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-14 00:06:55,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-06-14 00:06:55,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-06-14 00:06:55,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:07:00,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 00:07:00,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:07:00,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-14 00:07:00,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-06-14 00:07:00,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-14 00:07:00,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-06-14 00:07:00,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-14 00:07:00,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-06-14 00:07:00,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-06-14 00:07:00,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2021-06-14 00:07:00,656 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 00:07:00,657 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 00:07:00,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:07:00,657 INFO L82 PathProgramCache]: Analyzing trace with hash -795019362, now seen corresponding path program 11 times [2021-06-14 00:07:00,657 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:07:00,657 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1499448298] [2021-06-14 00:07:00,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:07:00,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:07:05,004 INFO L134 CoverageAnalysis]: Checked inductivity of 1767 backedges. 0 proven. 1767 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:07:05,004 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:07:05,004 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1499448298] [2021-06-14 00:07:05,004 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1499448298] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:07:05,004 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [127948399] [2021-06-14 00:07:05,004 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 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 00:07:05,136 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 24 check-sat command(s) [2021-06-14 00:07:05,136 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 00:07:05,142 WARN L261 TraceCheckSpWp]: Trace formula consists of 391 conjuncts, 261 conjunts are in the unsatisfiable core [2021-06-14 00:07:05,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 00:07:19,557 INFO L134 CoverageAnalysis]: Checked inductivity of 1767 backedges. 6 proven. 1761 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:07:19,557 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [127948399] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:07:19,557 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 00:07:19,558 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [89, 122] total 208 [2021-06-14 00:07:19,558 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068901947] [2021-06-14 00:07:19,558 INFO L462 AbstractCegarLoop]: Interpolant automaton has 209 states [2021-06-14 00:07:19,558 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:07:19,559 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 209 interpolants. [2021-06-14 00:07:19,561 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=712, Invalid=42760, Unknown=0, NotChecked=0, Total=43472 [2021-06-14 00:07:19,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:07:19,561 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:07:19,562 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 209 states, 209 states have (on average 1.4210526315789473) internal successors, (297), 208 states have internal predecessors, (297), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 00:07:19,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 00:07:19,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:07:19,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-14 00:07:19,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-06-14 00:07:19,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-14 00:07:19,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-06-14 00:07:19,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-14 00:07:19,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-06-14 00:07:19,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-06-14 00:07:19,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2021-06-14 00:07:19,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:07:41,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 00:07:41,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:07:41,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-14 00:07:41,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-06-14 00:07:41,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-14 00:07:41,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-06-14 00:07:41,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-14 00:07:41,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-06-14 00:07:41,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-06-14 00:07:41,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-06-14 00:07:41,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-06-14 00:07:41,732 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable133 [2021-06-14 00:07:41,733 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 00:07:41,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:07:41,733 INFO L82 PathProgramCache]: Analyzing trace with hash -1250123910, now seen corresponding path program 12 times [2021-06-14 00:07:41,733 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:07:41,733 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1705588605] [2021-06-14 00:07:41,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:07:41,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:07:43,955 INFO L134 CoverageAnalysis]: Checked inductivity of 2153 backedges. 509 proven. 1644 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:07:43,955 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:07:43,955 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1705588605] [2021-06-14 00:07:43,955 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1705588605] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:07:43,955 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [393881803] [2021-06-14 00:07:43,955 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 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 00:07:44,113 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 24 check-sat command(s) [2021-06-14 00:07:44,113 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 00:07:44,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 431 conjuncts, 199 conjunts are in the unsatisfiable core [2021-06-14 00:07:44,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 00:07:47,794 INFO L134 CoverageAnalysis]: Checked inductivity of 2153 backedges. 2 proven. 2151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:07:47,794 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [393881803] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:07:47,794 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 00:07:47,794 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [89, 89] total 145 [2021-06-14 00:07:47,794 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1746962417] [2021-06-14 00:07:47,795 INFO L462 AbstractCegarLoop]: Interpolant automaton has 146 states [2021-06-14 00:07:47,795 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:07:47,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 146 interpolants. [2021-06-14 00:07:47,797 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=4139, Invalid=17031, Unknown=0, NotChecked=0, Total=21170 [2021-06-14 00:07:47,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:07:47,797 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:07:47,797 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 146 states, 146 states have (on average 1.7602739726027397) internal successors, (257), 145 states have internal predecessors, (257), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 00:07:47,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 00:07:47,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:07:47,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-14 00:07:47,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-06-14 00:07:47,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-14 00:07:47,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-06-14 00:07:47,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-14 00:07:47,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-06-14 00:07:47,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-06-14 00:07:47,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2021-06-14 00:07:47,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2021-06-14 00:07:47,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:07:54,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 00:07:54,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:07:54,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-14 00:07:54,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-06-14 00:07:54,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-14 00:07:54,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-06-14 00:07:54,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-14 00:07:54,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-06-14 00:07:54,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-06-14 00:07:54,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-06-14 00:07:54,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-06-14 00:07:54,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 138 states. [2021-06-14 00:07:54,852 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable207,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 00:07:54,852 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 00:07:54,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:07:54,853 INFO L82 PathProgramCache]: Analyzing trace with hash -1524766174, now seen corresponding path program 13 times [2021-06-14 00:07:54,853 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:07:54,853 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1521050076] [2021-06-14 00:07:54,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:07:55,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:08:00,085 INFO L134 CoverageAnalysis]: Checked inductivity of 2367 backedges. 0 proven. 2367 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:08:00,085 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:08:00,085 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1521050076] [2021-06-14 00:08:00,085 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1521050076] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:08:00,085 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [370886273] [2021-06-14 00:08:00,085 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 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 00:08:00,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:08:00,186 WARN L261 TraceCheckSpWp]: Trace formula consists of 441 conjuncts, 366 conjunts are in the unsatisfiable core [2021-06-14 00:08:00,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 00:08:10,452 INFO L134 CoverageAnalysis]: Checked inductivity of 2367 backedges. 0 proven. 2367 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:08:10,452 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [370886273] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:08:10,452 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 00:08:10,452 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [102, 97] total 194 [2021-06-14 00:08:10,453 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [219655169] [2021-06-14 00:08:10,453 INFO L462 AbstractCegarLoop]: Interpolant automaton has 195 states [2021-06-14 00:08:10,453 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:08:10,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 195 interpolants. [2021-06-14 00:08:10,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=731, Invalid=37099, Unknown=0, NotChecked=0, Total=37830 [2021-06-14 00:08:10,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:08:10,454 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:08:10,455 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 195 states, 195 states have (on average 1.7076923076923076) internal successors, (333), 194 states have internal predecessors, (333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 00:08:10,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 00:08:10,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:08:10,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-14 00:08:10,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-06-14 00:08:10,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-14 00:08:10,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-06-14 00:08:10,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-14 00:08:10,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-06-14 00:08:10,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-06-14 00:08:10,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2021-06-14 00:08:10,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2021-06-14 00:08:10,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 138 states. [2021-06-14 00:08:10,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:08:29,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 00:08:29,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:08:29,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-14 00:08:29,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-06-14 00:08:29,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-14 00:08:29,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-06-14 00:08:29,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-14 00:08:29,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-06-14 00:08:29,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-06-14 00:08:29,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-06-14 00:08:29,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-06-14 00:08:29,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2021-06-14 00:08:29,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2021-06-14 00:08:30,005 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable209 [2021-06-14 00:08:30,005 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 00:08:30,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:08:30,006 INFO L82 PathProgramCache]: Analyzing trace with hash -1249812994, now seen corresponding path program 14 times [2021-06-14 00:08:30,006 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:08:30,006 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [681534064] [2021-06-14 00:08:30,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:08:30,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:08:32,934 INFO L134 CoverageAnalysis]: Checked inductivity of 2809 backedges. 677 proven. 2132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:08:32,934 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:08:32,934 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [681534064] [2021-06-14 00:08:32,934 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [681534064] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:08:32,935 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1986868529] [2021-06-14 00:08:32,935 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 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 00:08:33,042 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-14 00:08:33,042 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 00:08:33,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 228 conjunts are in the unsatisfiable core [2021-06-14 00:08:33,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 00:08:37,705 INFO L134 CoverageAnalysis]: Checked inductivity of 2809 backedges. 2 proven. 2807 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:08:37,705 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1986868529] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:08:37,705 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 00:08:37,706 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [101, 101] total 165 [2021-06-14 00:08:37,706 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217870117] [2021-06-14 00:08:37,706 INFO L462 AbstractCegarLoop]: Interpolant automaton has 166 states [2021-06-14 00:08:37,706 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:08:37,707 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 166 interpolants. [2021-06-14 00:08:37,708 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5352, Invalid=22038, Unknown=0, NotChecked=0, Total=27390 [2021-06-14 00:08:37,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:08:37,708 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:08:37,708 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 166 states, 166 states have (on average 1.7409638554216869) internal successors, (289), 165 states have internal predecessors, (289), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 00:08:37,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 00:08:37,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:08:37,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-14 00:08:37,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-06-14 00:08:37,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-14 00:08:37,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-06-14 00:08:37,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-14 00:08:37,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-06-14 00:08:37,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-06-14 00:08:37,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2021-06-14 00:08:37,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2021-06-14 00:08:37,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2021-06-14 00:08:37,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2021-06-14 00:08:37,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:08:46,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 00:08:46,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:08:46,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-14 00:08:46,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-06-14 00:08:46,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-14 00:08:46,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-06-14 00:08:46,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-14 00:08:46,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-06-14 00:08:46,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-06-14 00:08:46,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-06-14 00:08:46,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-06-14 00:08:46,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2021-06-14 00:08:46,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2021-06-14 00:08:46,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 156 states. [2021-06-14 00:08:47,041 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable212,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 00:08:47,042 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 00:08:47,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:08:47,042 INFO L82 PathProgramCache]: Analyzing trace with hash 362535590, now seen corresponding path program 15 times [2021-06-14 00:08:47,042 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:08:47,042 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [586846038] [2021-06-14 00:08:47,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:08:47,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:08:53,484 INFO L134 CoverageAnalysis]: Checked inductivity of 3055 backedges. 0 proven. 3055 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:08:53,484 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:08:53,484 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [586846038] [2021-06-14 00:08:53,484 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [586846038] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:08:53,484 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1937944249] [2021-06-14 00:08:53,484 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 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 00:08:53,688 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 32 check-sat command(s) [2021-06-14 00:08:53,689 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 00:08:53,693 WARN L261 TraceCheckSpWp]: Trace formula consists of 491 conjuncts, 333 conjunts are in the unsatisfiable core [2021-06-14 00:08:53,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 00:09:22,843 INFO L134 CoverageAnalysis]: Checked inductivity of 3055 backedges. 8 proven. 3047 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:09:22,843 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1937944249] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:09:22,843 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 00:09:22,844 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [110, 157] total 264 [2021-06-14 00:09:22,844 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1623409970] [2021-06-14 00:09:22,844 INFO L462 AbstractCegarLoop]: Interpolant automaton has 265 states [2021-06-14 00:09:22,844 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:09:22,845 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 265 interpolants. [2021-06-14 00:09:22,847 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=874, Invalid=69086, Unknown=0, NotChecked=0, Total=69960 [2021-06-14 00:09:22,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:09:22,848 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:09:22,848 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 265 states, 265 states have (on average 1.4226415094339622) internal successors, (377), 264 states have internal predecessors, (377), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 00:09:22,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 00:09:22,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:09:22,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-14 00:09:22,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-06-14 00:09:22,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-14 00:09:22,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-06-14 00:09:22,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-14 00:09:22,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-06-14 00:09:22,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-06-14 00:09:22,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2021-06-14 00:09:22,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2021-06-14 00:09:22,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2021-06-14 00:09:22,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2021-06-14 00:09:22,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 156 states. [2021-06-14 00:09:22,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:09:44,394 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 55 [2021-06-14 00:09:51,374 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 60 [2021-06-14 00:09:54,591 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 71 [2021-06-14 00:09:55,587 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 76 [2021-06-14 00:09:57,635 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 78 [2021-06-14 00:09:58,700 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 72 [2021-06-14 00:09:59,840 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 77 [2021-06-14 00:10:02,207 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 70 [2021-06-14 00:10:07,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 00:10:07,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:10:07,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-14 00:10:07,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-06-14 00:10:07,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-14 00:10:07,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-06-14 00:10:07,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-14 00:10:07,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-06-14 00:10:07,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-06-14 00:10:07,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-06-14 00:10:07,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-06-14 00:10:07,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2021-06-14 00:10:07,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2021-06-14 00:10:07,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2021-06-14 00:10:07,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-14 00:10:08,187 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable214 [2021-06-14 00:10:08,187 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 00:10:08,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:10:08,187 INFO L82 PathProgramCache]: Analyzing trace with hash 926096002, now seen corresponding path program 16 times [2021-06-14 00:10:08,187 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:10:08,187 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655148751] [2021-06-14 00:10:08,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:10:08,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:10:11,632 INFO L134 CoverageAnalysis]: Checked inductivity of 3553 backedges. 869 proven. 2684 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:10:11,633 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:10:11,633 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [655148751] [2021-06-14 00:10:11,633 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [655148751] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:10:11,633 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [201410965] [2021-06-14 00:10:11,633 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 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 00:10:11,749 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-14 00:10:11,749 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 00:10:11,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 531 conjuncts, 256 conjunts are in the unsatisfiable core [2021-06-14 00:10:11,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 00:10:17,562 INFO L134 CoverageAnalysis]: Checked inductivity of 3553 backedges. 2 proven. 3551 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:10:17,563 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [201410965] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:10:17,563 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 00:10:17,563 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [113, 113] total 185 [2021-06-14 00:10:17,563 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1136343746] [2021-06-14 00:10:17,564 INFO L462 AbstractCegarLoop]: Interpolant automaton has 186 states [2021-06-14 00:10:17,564 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:10:17,565 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 186 interpolants. [2021-06-14 00:10:17,566 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6721, Invalid=27689, Unknown=0, NotChecked=0, Total=34410 [2021-06-14 00:10:17,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:10:17,566 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:10:17,566 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 186 states, 186 states have (on average 1.7258064516129032) internal successors, (321), 185 states have internal predecessors, (321), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 00:10:17,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 00:10:17,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:10:17,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-14 00:10:17,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-06-14 00:10:17,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-14 00:10:17,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-06-14 00:10:17,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-14 00:10:17,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-06-14 00:10:17,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-06-14 00:10:17,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2021-06-14 00:10:17,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2021-06-14 00:10:17,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2021-06-14 00:10:17,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2021-06-14 00:10:17,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2021-06-14 00:10:17,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-14 00:10:17,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:10:27,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 00:10:27,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:10:27,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-14 00:10:27,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-06-14 00:10:27,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-14 00:10:27,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-06-14 00:10:27,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-14 00:10:27,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-06-14 00:10:27,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-06-14 00:10:27,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-06-14 00:10:27,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-06-14 00:10:27,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2021-06-14 00:10:27,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2021-06-14 00:10:27,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2021-06-14 00:10:27,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-14 00:10:27,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 174 states. [2021-06-14 00:10:28,017 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable327,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 00:10:28,017 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 00:10:28,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:10:28,018 INFO L82 PathProgramCache]: Analyzing trace with hash -1581004502, now seen corresponding path program 17 times [2021-06-14 00:10:28,018 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:10:28,018 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1347840252] [2021-06-14 00:10:28,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:10:28,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:10:35,702 INFO L134 CoverageAnalysis]: Checked inductivity of 3831 backedges. 0 proven. 3831 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:10:35,702 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:10:35,702 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1347840252] [2021-06-14 00:10:35,702 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1347840252] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:10:35,702 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [89740154] [2021-06-14 00:10:35,702 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 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 00:10:35,948 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 36 check-sat command(s) [2021-06-14 00:10:35,948 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 00:10:35,953 WARN L261 TraceCheckSpWp]: Trace formula consists of 541 conjuncts, 377 conjunts are in the unsatisfiable core [2021-06-14 00:10:35,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 00:11:14,556 INFO L134 CoverageAnalysis]: Checked inductivity of 3831 backedges. 2 proven. 3829 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:11:14,556 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [89740154] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:11:14,556 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 00:11:14,557 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [123, 175] total 295 [2021-06-14 00:11:14,557 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [659678823] [2021-06-14 00:11:14,557 INFO L462 AbstractCegarLoop]: Interpolant automaton has 296 states [2021-06-14 00:11:14,557 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:11:14,558 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 296 interpolants. [2021-06-14 00:11:14,560 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=943, Invalid=86377, Unknown=0, NotChecked=0, Total=87320 [2021-06-14 00:11:14,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:11:14,560 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:11:14,560 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 296 states, 296 states have (on average 1.4087837837837838) internal successors, (417), 295 states have internal predecessors, (417), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 00:11:14,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 00:11:14,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:11:14,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-14 00:11:14,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-06-14 00:11:14,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-14 00:11:14,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-06-14 00:11:14,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-14 00:11:14,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-06-14 00:11:14,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-06-14 00:11:14,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2021-06-14 00:11:14,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2021-06-14 00:11:14,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2021-06-14 00:11:14,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2021-06-14 00:11:14,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2021-06-14 00:11:14,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-14 00:11:14,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 174 states. [2021-06-14 00:11:14,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:11:38,778 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 55 [2021-06-14 00:11:43,974 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 56 [2021-06-14 00:11:46,644 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 56 [2021-06-14 00:11:54,503 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 63 [2021-06-14 00:11:57,290 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 73 [2021-06-14 00:12:02,775 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 35 [2021-06-14 00:12:05,688 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 80 [2021-06-14 00:12:13,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 00:12:13,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:12:13,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-14 00:12:13,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-06-14 00:12:13,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-14 00:12:13,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-06-14 00:12:13,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-14 00:12:13,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-06-14 00:12:13,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-06-14 00:12:13,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-06-14 00:12:13,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-06-14 00:12:13,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2021-06-14 00:12:13,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2021-06-14 00:12:13,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2021-06-14 00:12:13,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-14 00:12:13,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 175 states. [2021-06-14 00:12:13,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 152 states. [2021-06-14 00:12:13,973 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable329,18 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 00:12:13,973 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 00:12:13,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:12:13,974 INFO L82 PathProgramCache]: Analyzing trace with hash -1807821562, now seen corresponding path program 18 times [2021-06-14 00:12:13,974 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:12:13,974 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385829336] [2021-06-14 00:12:13,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:12:14,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:12:17,901 INFO L134 CoverageAnalysis]: Checked inductivity of 4385 backedges. 1085 proven. 3300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:12:17,901 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:12:17,901 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1385829336] [2021-06-14 00:12:17,901 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1385829336] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:12:17,901 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [882110071] [2021-06-14 00:12:17,901 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 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 00:12:18,196 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 36 check-sat command(s) [2021-06-14 00:12:18,196 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 00:12:18,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 581 conjuncts, 287 conjunts are in the unsatisfiable core [2021-06-14 00:12:18,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 00:12:25,980 INFO L134 CoverageAnalysis]: Checked inductivity of 4385 backedges. 7 proven. 4378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:12:25,980 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [882110071] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:12:25,980 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 00:12:25,980 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [125, 129] total 212 [2021-06-14 00:12:25,981 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731618985] [2021-06-14 00:12:25,981 INFO L462 AbstractCegarLoop]: Interpolant automaton has 213 states [2021-06-14 00:12:25,981 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:12:25,982 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 213 interpolants. [2021-06-14 00:12:25,983 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8832, Invalid=36324, Unknown=0, NotChecked=0, Total=45156 [2021-06-14 00:12:25,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:12:25,983 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:12:25,984 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 213 states, 213 states have (on average 1.7605633802816902) internal successors, (375), 212 states have internal predecessors, (375), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 00:12:25,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 00:12:25,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:12:25,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-14 00:12:25,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-06-14 00:12:25,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-14 00:12:25,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-06-14 00:12:25,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-14 00:12:25,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-06-14 00:12:25,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-06-14 00:12:25,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2021-06-14 00:12:25,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2021-06-14 00:12:25,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2021-06-14 00:12:25,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2021-06-14 00:12:25,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2021-06-14 00:12:25,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-14 00:12:25,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 175 states. [2021-06-14 00:12:25,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 152 states. [2021-06-14 00:12:25,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:12:40,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 00:12:40,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:12:40,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-14 00:12:40,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-06-14 00:12:40,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-14 00:12:40,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-06-14 00:12:40,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-14 00:12:40,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-06-14 00:12:40,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-06-14 00:12:40,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-06-14 00:12:40,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-06-14 00:12:40,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2021-06-14 00:12:40,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2021-06-14 00:12:40,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2021-06-14 00:12:40,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-14 00:12:40,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 175 states. [2021-06-14 00:12:40,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 152 states. [2021-06-14 00:12:40,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 199 states. [2021-06-14 00:12:40,257 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable459 [2021-06-14 00:12:40,258 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 00:12:40,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:12:40,258 INFO L82 PathProgramCache]: Analyzing trace with hash 1888344880, now seen corresponding path program 19 times [2021-06-14 00:12:40,258 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:12:40,258 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [207321672] [2021-06-14 00:12:40,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:12:40,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:12:50,757 INFO L134 CoverageAnalysis]: Checked inductivity of 5160 backedges. 0 proven. 5160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:12:50,758 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:12:50,758 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [207321672] [2021-06-14 00:12:50,758 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [207321672] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:12:50,758 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1561384512] [2021-06-14 00:12:50,758 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 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 00:12:50,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:12:50,932 WARN L261 TraceCheckSpWp]: Trace formula consists of 616 conjuncts, 534 conjunts are in the unsatisfiable core [2021-06-14 00:12:50,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 00:13:11,828 INFO L134 CoverageAnalysis]: Checked inductivity of 5160 backedges. 0 proven. 5160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:13:11,828 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1561384512] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:13:11,828 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 00:13:11,828 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [148, 139] total 282 [2021-06-14 00:13:11,828 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [350686823] [2021-06-14 00:13:11,829 INFO L462 AbstractCegarLoop]: Interpolant automaton has 283 states [2021-06-14 00:13:11,829 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:13:11,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 283 interpolants. [2021-06-14 00:13:11,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1080, Invalid=78726, Unknown=0, NotChecked=0, Total=79806 [2021-06-14 00:13:11,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:13:11,831 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:13:11,832 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 283 states, 283 states have (on average 1.6713780918727916) internal successors, (473), 282 states have internal predecessors, (473), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 00:13:11,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 00:13:11,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:13:11,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-14 00:13:11,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-06-14 00:13:11,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-14 00:13:11,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-06-14 00:13:11,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-14 00:13:11,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-06-14 00:13:11,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-06-14 00:13:11,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2021-06-14 00:13:11,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2021-06-14 00:13:11,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2021-06-14 00:13:11,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2021-06-14 00:13:11,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2021-06-14 00:13:11,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-14 00:13:11,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 175 states. [2021-06-14 00:13:11,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 152 states. [2021-06-14 00:13:11,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 199 states. [2021-06-14 00:13:11,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:13:57,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 00:13:57,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:13:57,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-14 00:13:57,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-06-14 00:13:57,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-14 00:13:57,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-06-14 00:13:57,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-14 00:13:57,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-06-14 00:13:57,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-06-14 00:13:57,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-06-14 00:13:57,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-06-14 00:13:57,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2021-06-14 00:13:57,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2021-06-14 00:13:57,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2021-06-14 00:13:57,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-14 00:13:57,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 175 states. [2021-06-14 00:13:57,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 152 states. [2021-06-14 00:13:57,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 201 states. [2021-06-14 00:13:57,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2021-06-14 00:13:58,005 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable464 [2021-06-14 00:13:58,005 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 00:13:58,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:13:58,006 INFO L82 PathProgramCache]: Analyzing trace with hash 1588107532, now seen corresponding path program 20 times [2021-06-14 00:13:58,006 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:13:58,006 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416667575] [2021-06-14 00:13:58,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:13:58,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:14:03,097 INFO L134 CoverageAnalysis]: Checked inductivity of 5798 backedges. 1454 proven. 4344 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:14:03,097 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:14:03,097 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1416667575] [2021-06-14 00:14:03,097 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1416667575] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:14:03,097 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [229621844] [2021-06-14 00:14:03,097 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 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 00:14:03,250 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-14 00:14:03,250 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 00:14:03,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 656 conjuncts, 326 conjunts are in the unsatisfiable core [2021-06-14 00:14:03,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 00:14:12,075 INFO L134 CoverageAnalysis]: Checked inductivity of 5798 backedges. 2 proven. 5796 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:14:12,075 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [229621844] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:14:12,076 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 00:14:12,076 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [143, 143] total 235 [2021-06-14 00:14:12,076 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1389316879] [2021-06-14 00:14:12,076 INFO L462 AbstractCegarLoop]: Interpolant automaton has 236 states [2021-06-14 00:14:12,076 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:14:12,078 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 236 interpolants. [2021-06-14 00:14:12,080 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10826, Invalid=44634, Unknown=0, NotChecked=0, Total=55460 [2021-06-14 00:14:12,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:14:12,080 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:14:12,081 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 236 states, 236 states have (on average 1.6991525423728813) internal successors, (401), 235 states have internal predecessors, (401), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 00:14:12,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 00:14:12,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:14:12,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-14 00:14:12,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-06-14 00:14:12,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-14 00:14:12,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-06-14 00:14:12,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-14 00:14:12,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-06-14 00:14:12,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-06-14 00:14:12,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2021-06-14 00:14:12,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2021-06-14 00:14:12,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2021-06-14 00:14:12,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2021-06-14 00:14:12,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2021-06-14 00:14:12,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-14 00:14:12,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 175 states. [2021-06-14 00:14:12,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 152 states. [2021-06-14 00:14:12,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 201 states. [2021-06-14 00:14:12,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2021-06-14 00:14:12,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:14:29,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 00:14:29,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:14:29,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-14 00:14:29,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-06-14 00:14:29,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-14 00:14:29,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-06-14 00:14:29,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-14 00:14:29,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-06-14 00:14:29,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-06-14 00:14:29,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-06-14 00:14:29,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-06-14 00:14:29,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2021-06-14 00:14:29,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2021-06-14 00:14:29,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2021-06-14 00:14:29,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-14 00:14:29,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 175 states. [2021-06-14 00:14:29,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 152 states. [2021-06-14 00:14:29,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 201 states. [2021-06-14 00:14:29,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2021-06-14 00:14:29,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 219 states. [2021-06-14 00:14:29,263 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable467 [2021-06-14 00:14:29,263 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 00:14:29,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:14:29,264 INFO L82 PathProgramCache]: Analyzing trace with hash -1918131020, now seen corresponding path program 21 times [2021-06-14 00:14:29,264 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:14:29,264 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761617359] [2021-06-14 00:14:29,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:14:29,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:14:40,802 INFO L134 CoverageAnalysis]: Checked inductivity of 6156 backedges. 0 proven. 6156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:14:40,803 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:14:40,803 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [761617359] [2021-06-14 00:14:40,803 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [761617359] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:14:40,803 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [531568969] [2021-06-14 00:14:40,803 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 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 00:14:41,276 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 46 check-sat command(s) [2021-06-14 00:14:41,277 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 00:14:41,295 WARN L261 TraceCheckSpWp]: Trace formula consists of 666 conjuncts, 481 conjunts are in the unsatisfiable core [2021-06-14 00:14:41,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 00:15:27,799 INFO L134 CoverageAnalysis]: Checked inductivity of 6156 backedges. 9 proven. 6147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:15:27,800 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [531568969] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:15:27,800 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 00:15:27,800 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [158, 220] total 375 [2021-06-14 00:15:27,800 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1350806494] [2021-06-14 00:15:27,801 INFO L462 AbstractCegarLoop]: Interpolant automaton has 376 states [2021-06-14 00:15:27,801 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:15:27,801 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 376 interpolants. [2021-06-14 00:15:27,806 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1237, Invalid=139763, Unknown=0, NotChecked=0, Total=141000 [2021-06-14 00:15:27,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:15:27,806 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:15:27,807 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 376 states, 376 states have (on average 1.375) internal successors, (517), 375 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) [2021-06-14 00:15:27,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 00:15:27,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:15:27,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-14 00:15:27,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-06-14 00:15:27,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-14 00:15:27,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-06-14 00:15:27,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-14 00:15:27,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-06-14 00:15:27,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-06-14 00:15:27,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2021-06-14 00:15:27,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2021-06-14 00:15:27,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2021-06-14 00:15:27,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2021-06-14 00:15:27,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2021-06-14 00:15:27,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-14 00:15:27,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 175 states. [2021-06-14 00:15:27,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 152 states. [2021-06-14 00:15:27,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 201 states. [2021-06-14 00:15:27,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2021-06-14 00:15:27,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 219 states. [2021-06-14 00:15:27,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:15:45,697 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 48 [2021-06-14 00:15:51,071 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 44 [2021-06-14 00:15:56,465 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 49 [2021-06-14 00:15:59,217 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 50 [2021-06-14 00:16:01,920 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 50 [2021-06-14 00:16:07,347 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 49 [2021-06-14 00:16:10,112 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 49 [2021-06-14 00:16:12,842 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 43 [2021-06-14 00:16:15,593 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 45 [2021-06-14 00:16:18,214 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 45 [2021-06-14 00:16:25,079 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 44 [2021-06-14 00:16:29,616 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 46 [2021-06-14 00:16:32,186 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 45 [2021-06-14 00:16:45,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 00:16:45,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:16:45,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-14 00:16:45,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-06-14 00:16:45,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-14 00:16:45,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-06-14 00:16:45,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-14 00:16:45,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-06-14 00:16:45,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-06-14 00:16:45,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-06-14 00:16:45,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-06-14 00:16:45,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2021-06-14 00:16:45,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2021-06-14 00:16:45,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2021-06-14 00:16:45,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-14 00:16:45,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 175 states. [2021-06-14 00:16:45,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 152 states. [2021-06-14 00:16:45,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 201 states. [2021-06-14 00:16:45,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2021-06-14 00:16:45,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2021-06-14 00:16:45,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 191 states. [2021-06-14 00:16:45,324 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable469 [2021-06-14 00:16:45,324 INFO L430 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 00:16:45,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:16:45,325 INFO L82 PathProgramCache]: Analyzing trace with hash -1247662448, now seen corresponding path program 22 times [2021-06-14 00:16:45,325 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:16:45,325 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735789006] [2021-06-14 00:16:45,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:16:45,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:16:51,807 INFO L134 CoverageAnalysis]: Checked inductivity of 6850 backedges. 1730 proven. 5120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:16:51,808 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:16:51,808 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [735789006] [2021-06-14 00:16:51,808 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [735789006] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:16:51,808 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1777293491] [2021-06-14 00:16:51,808 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 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 00:16:52,021 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-14 00:16:52,021 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 00:16:52,025 WARN L261 TraceCheckSpWp]: Trace formula consists of 706 conjuncts, 354 conjunts are in the unsatisfiable core [2021-06-14 00:16:52,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 00:17:03,209 INFO L134 CoverageAnalysis]: Checked inductivity of 6850 backedges. 2 proven. 6848 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:17:03,209 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1777293491] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:17:03,210 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 00:17:03,210 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [155, 155] total 255 [2021-06-14 00:17:03,210 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [90446996] [2021-06-14 00:17:03,211 INFO L462 AbstractCegarLoop]: Interpolant automaton has 256 states [2021-06-14 00:17:03,211 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:17:03,212 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 256 interpolants. [2021-06-14 00:17:03,214 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12741, Invalid=52539, Unknown=0, NotChecked=0, Total=65280 [2021-06-14 00:17:03,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:17:03,214 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:17:03,215 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 256 states, 256 states have (on average 1.69140625) internal successors, (433), 255 states have internal predecessors, (433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 00:17:03,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 00:17:03,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:17:03,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-14 00:17:03,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-06-14 00:17:03,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-14 00:17:03,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-06-14 00:17:03,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-14 00:17:03,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-06-14 00:17:03,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-06-14 00:17:03,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2021-06-14 00:17:03,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2021-06-14 00:17:03,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2021-06-14 00:17:03,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2021-06-14 00:17:03,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2021-06-14 00:17:03,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-14 00:17:03,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 175 states. [2021-06-14 00:17:03,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 152 states. [2021-06-14 00:17:03,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 201 states. [2021-06-14 00:17:03,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2021-06-14 00:17:03,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2021-06-14 00:17:03,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 191 states. [2021-06-14 00:17:03,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:17:21,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 00:17:21,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:17:21,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-14 00:17:21,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-06-14 00:17:21,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-14 00:17:21,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-06-14 00:17:21,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-14 00:17:21,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-06-14 00:17:21,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-06-14 00:17:21,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-06-14 00:17:21,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-06-14 00:17:21,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2021-06-14 00:17:21,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2021-06-14 00:17:21,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2021-06-14 00:17:21,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-14 00:17:21,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 175 states. [2021-06-14 00:17:21,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 152 states. [2021-06-14 00:17:21,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 201 states. [2021-06-14 00:17:21,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2021-06-14 00:17:21,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2021-06-14 00:17:21,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 191 states. [2021-06-14 00:17:21,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 237 states. [2021-06-14 00:17:21,453 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable587,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 00:17:21,453 INFO L430 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 00:17:21,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:17:21,454 INFO L82 PathProgramCache]: Analyzing trace with hash 459336760, now seen corresponding path program 23 times [2021-06-14 00:17:21,454 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:17:21,454 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698535980] [2021-06-14 00:17:21,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:17:21,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:17:34,707 INFO L134 CoverageAnalysis]: Checked inductivity of 7240 backedges. 0 proven. 7240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:17:34,707 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:17:34,707 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [698535980] [2021-06-14 00:17:34,708 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [698535980] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:17:34,708 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [254620858] [2021-06-14 00:17:34,708 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 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 00:17:35,045 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 50 check-sat command(s) [2021-06-14 00:17:35,045 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 00:17:35,051 WARN L261 TraceCheckSpWp]: Trace formula consists of 716 conjuncts, 630 conjunts are in the unsatisfiable core [2021-06-14 00:17:35,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... Received shutdown request... [2021-06-14 00:17:43,530 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable589 [2021-06-14 00:17:43,530 WARN L547 AbstractCegarLoop]: Verification canceled [2021-06-14 00:17:43,552 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-14 00:17:43,553 WARN L196 ceAbstractionStarter]: Timeout [2021-06-14 00:17:43,553 INFO L202 PluginConnector]: Adding new model hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.06 12:17:43 BasicIcfg [2021-06-14 00:17:43,553 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-14 00:17:43,554 INFO L168 Benchmark]: Toolchain (without parser) took 731210.81 ms. Allocated memory was 178.3 MB in the beginning and 923.8 MB in the end (delta: 745.5 MB). Free memory was 159.5 MB in the beginning and 430.0 MB in the end (delta: -270.5 MB). Peak memory consumption was 475.9 MB. Max. memory is 8.0 GB. [2021-06-14 00:17:43,554 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.14 ms. Allocated memory is still 178.3 MB. Free memory is still 160.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-14 00:17:43,554 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.15 ms. Allocated memory is still 178.3 MB. Free memory was 159.5 MB in the beginning and 158.1 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-14 00:17:43,554 INFO L168 Benchmark]: Boogie Preprocessor took 13.71 ms. Allocated memory is still 178.3 MB. Free memory was 158.0 MB in the beginning and 157.1 MB in the end (delta: 956.3 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-14 00:17:43,554 INFO L168 Benchmark]: RCFGBuilder took 325.41 ms. Allocated memory is still 178.3 MB. Free memory was 156.8 MB in the beginning and 143.2 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-06-14 00:17:43,554 INFO L168 Benchmark]: TraceAbstraction took 730843.13 ms. Allocated memory was 178.3 MB in the beginning and 923.8 MB in the end (delta: 745.5 MB). Free memory was 142.7 MB in the beginning and 430.0 MB in the end (delta: -287.3 MB). Peak memory consumption was 459.1 MB. Max. memory is 8.0 GB. [2021-06-14 00:17:43,554 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.14 ms. Allocated memory is still 178.3 MB. Free memory is still 160.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 24.15 ms. Allocated memory is still 178.3 MB. Free memory was 159.5 MB in the beginning and 158.1 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 13.71 ms. Allocated memory is still 178.3 MB. Free memory was 158.0 MB in the beginning and 157.1 MB in the end (delta: 956.3 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 325.41 ms. Allocated memory is still 178.3 MB. Free memory was 156.8 MB in the beginning and 143.2 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 730843.13 ms. Allocated memory was 178.3 MB in the beginning and 923.8 MB in the end (delta: 745.5 MB). Free memory was 142.7 MB in the beginning and 430.0 MB in the end (delta: -287.3 MB). Peak memory consumption was 459.1 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: 32702, positive: 26256, positive conditional: 26256, positive unconditional: 0, negative: 6446, negative conditional: 6446, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 28321, positive: 26256, positive conditional: 26256, positive unconditional: 0, negative: 2065, negative conditional: 2065, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 28321, positive: 23116, positive conditional: 0, positive unconditional: 23116, negative: 5205, negative conditional: 0, negative unconditional: 5205, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 200, positive: 188, positive conditional: 0, positive unconditional: 188, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 200, positive: 180, positive conditional: 0, positive unconditional: 180, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 20, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1533, positive: 140, positive conditional: 132, positive unconditional: 8, negative: 1393, negative conditional: 1381, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2189, positive: 232, positive conditional: 193, positive unconditional: 39, negative: 1956, negative conditional: 1850, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 28321, positive: 22928, positive conditional: 0, positive unconditional: 22928, negative: 5193, negative conditional: 0, negative unconditional: 5193, unknown: 200, unknown conditional: 0, unknown unconditional: 200] , Statistics on independence cache: Total cache size (in pairs): 1713, Positive cache size: 320, Positive conditional cache size: 132, Positive unconditional cache size: 188, Negative cache size: 1393, Negative conditional cache size: 1381, Negative unconditional cache size: 12, SemanticConditionEliminator.Independence Queries: [ total: 43588, positive: 3140, positive conditional: 3140, positive unconditional: 0, negative: 40448, negative conditional: 20368, negative unconditional: 20080, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 43588, positive: 3140, positive conditional: 3140, positive unconditional: 0, negative: 40448, negative conditional: 20368, negative unconditional: 20080, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1533, positive: 140, positive conditional: 132, positive unconditional: 8, negative: 1393, negative conditional: 1381, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2189, positive: 232, positive conditional: 193, positive unconditional: 39, negative: 1956, negative conditional: 1850, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 43588, positive: 3008, positive conditional: 3008, positive unconditional: 0, negative: 39067, negative conditional: 18987, negative unconditional: 20080, unknown: 1513, unknown conditional: 1513, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1713, Positive cache size: 320, Positive conditional cache size: 132, Positive unconditional cache size: 188, Negative cache size: 1393, Negative conditional cache size: 1381, Negative unconditional cache size: 12, Eliminated conditions: 20080, SemanticConditionEliminator.Independence Queries: [ total: 43588, positive: 3140, positive conditional: 3140, positive unconditional: 0, negative: 40448, negative conditional: 20368, negative unconditional: 20080, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 43588, positive: 3140, positive conditional: 3140, positive unconditional: 0, negative: 40448, negative conditional: 20368, negative unconditional: 20080, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1533, positive: 140, positive conditional: 132, positive unconditional: 8, negative: 1393, negative conditional: 1381, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2189, positive: 232, positive conditional: 193, positive unconditional: 39, negative: 1956, negative conditional: 1850, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 43588, positive: 3008, positive conditional: 3008, positive unconditional: 0, negative: 39067, negative conditional: 18987, negative unconditional: 20080, unknown: 1513, unknown conditional: 1513, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1713, Positive cache size: 320, Positive conditional cache size: 132, Positive unconditional cache size: 188, Negative cache size: 1393, Negative conditional cache size: 1381, Negative unconditional cache size: 12, Eliminated conditions: 20080, SemanticConditionEliminator.Independence Queries: [ total: 43588, positive: 3140, positive conditional: 3140, positive unconditional: 0, negative: 40448, negative conditional: 20368, negative unconditional: 20080, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 43588, positive: 3140, positive conditional: 3140, positive unconditional: 0, negative: 40448, negative conditional: 20368, negative unconditional: 20080, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1533, positive: 140, positive conditional: 132, positive unconditional: 8, negative: 1393, negative conditional: 1381, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2189, positive: 232, positive conditional: 193, positive unconditional: 39, negative: 1956, negative conditional: 1850, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 43588, positive: 3008, positive conditional: 3008, positive unconditional: 0, negative: 39067, negative conditional: 18987, negative unconditional: 20080, unknown: 1513, unknown conditional: 1513, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1713, Positive cache size: 320, Positive conditional cache size: 132, Positive unconditional cache size: 188, Negative cache size: 1393, Negative conditional cache size: 1381, Negative unconditional cache size: 12, Eliminated conditions: 20080, SemanticConditionEliminator.Independence Queries: [ total: 43588, positive: 3140, positive conditional: 3140, positive unconditional: 0, negative: 40448, negative conditional: 20368, negative unconditional: 20080, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 43588, positive: 3140, positive conditional: 3140, positive unconditional: 0, negative: 40448, negative conditional: 20368, negative unconditional: 20080, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1533, positive: 140, positive conditional: 132, positive unconditional: 8, negative: 1393, negative conditional: 1381, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2189, positive: 232, positive conditional: 193, positive unconditional: 39, negative: 1956, negative conditional: 1850, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 43588, positive: 3008, positive conditional: 3008, positive unconditional: 0, negative: 39067, negative conditional: 18987, negative unconditional: 20080, unknown: 1513, unknown conditional: 1513, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1713, Positive cache size: 320, Positive conditional cache size: 132, Positive unconditional cache size: 188, Negative cache size: 1393, Negative conditional cache size: 1381, Negative unconditional cache size: 12, Eliminated conditions: 20080, SemanticConditionEliminator.Independence Queries: [ total: 43588, positive: 3140, positive conditional: 3140, positive unconditional: 0, negative: 40448, negative conditional: 20368, negative unconditional: 20080, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 43588, positive: 3140, positive conditional: 3140, positive unconditional: 0, negative: 40448, negative conditional: 20368, negative unconditional: 20080, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1533, positive: 140, positive conditional: 132, positive unconditional: 8, negative: 1393, negative conditional: 1381, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2189, positive: 232, positive conditional: 193, positive unconditional: 39, negative: 1956, negative conditional: 1850, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 43588, positive: 3008, positive conditional: 3008, positive unconditional: 0, negative: 39067, negative conditional: 18987, negative unconditional: 20080, unknown: 1513, unknown conditional: 1513, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1713, Positive cache size: 320, Positive conditional cache size: 132, Positive unconditional cache size: 188, Negative cache size: 1393, Negative conditional cache size: 1381, Negative unconditional cache size: 12, Eliminated conditions: 20080, SemanticConditionEliminator.Independence Queries: [ total: 43588, positive: 3140, positive conditional: 3140, positive unconditional: 0, negative: 40448, negative conditional: 20368, negative unconditional: 20080, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 43588, positive: 3140, positive conditional: 3140, positive unconditional: 0, negative: 40448, negative conditional: 20368, negative unconditional: 20080, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1533, positive: 140, positive conditional: 132, positive unconditional: 8, negative: 1393, negative conditional: 1381, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2189, positive: 232, positive conditional: 193, positive unconditional: 39, negative: 1956, negative conditional: 1850, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 43588, positive: 3008, positive conditional: 3008, positive unconditional: 0, negative: 39067, negative conditional: 18987, negative unconditional: 20080, unknown: 1513, unknown conditional: 1513, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1713, Positive cache size: 320, Positive conditional cache size: 132, Positive unconditional cache size: 188, Negative cache size: 1393, Negative conditional cache size: 1381, Negative unconditional cache size: 12, Eliminated conditions: 20080, SemanticConditionEliminator.Independence Queries: [ total: 43588, positive: 3140, positive conditional: 3140, positive unconditional: 0, negative: 40448, negative conditional: 20368, negative unconditional: 20080, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 43588, positive: 3140, positive conditional: 3140, positive unconditional: 0, negative: 40448, negative conditional: 20368, negative unconditional: 20080, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1533, positive: 140, positive conditional: 132, positive unconditional: 8, negative: 1393, negative conditional: 1381, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2189, positive: 232, positive conditional: 193, positive unconditional: 39, negative: 1956, negative conditional: 1850, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 43588, positive: 3008, positive conditional: 3008, positive unconditional: 0, negative: 39067, negative conditional: 18987, negative unconditional: 20080, unknown: 1513, unknown conditional: 1513, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1713, Positive cache size: 320, Positive conditional cache size: 132, Positive unconditional cache size: 188, Negative cache size: 1393, Negative conditional cache size: 1381, Negative unconditional cache size: 12, Eliminated conditions: 20080, SemanticConditionEliminator.Independence Queries: [ total: 43588, positive: 3140, positive conditional: 3140, positive unconditional: 0, negative: 40448, negative conditional: 20368, negative unconditional: 20080, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 43588, positive: 3140, positive conditional: 3140, positive unconditional: 0, negative: 40448, negative conditional: 20368, negative unconditional: 20080, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1533, positive: 140, positive conditional: 132, positive unconditional: 8, negative: 1393, negative conditional: 1381, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2189, positive: 232, positive conditional: 193, positive unconditional: 39, negative: 1956, negative conditional: 1850, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 43588, positive: 3008, positive conditional: 3008, positive unconditional: 0, negative: 39067, negative conditional: 18987, negative unconditional: 20080, unknown: 1513, unknown conditional: 1513, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1713, Positive cache size: 320, Positive conditional cache size: 132, Positive unconditional cache size: 188, Negative cache size: 1393, Negative conditional cache size: 1381, Negative unconditional cache size: 12, Eliminated conditions: 20080, SemanticConditionEliminator.Independence Queries: [ total: 43588, positive: 3140, positive conditional: 3140, positive unconditional: 0, negative: 40448, negative conditional: 20368, negative unconditional: 20080, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 43588, positive: 3140, positive conditional: 3140, positive unconditional: 0, negative: 40448, negative conditional: 20368, negative unconditional: 20080, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1533, positive: 140, positive conditional: 132, positive unconditional: 8, negative: 1393, negative conditional: 1381, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2189, positive: 232, positive conditional: 193, positive unconditional: 39, negative: 1956, negative conditional: 1850, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 43588, positive: 3008, positive conditional: 3008, positive unconditional: 0, negative: 39067, negative conditional: 18987, negative unconditional: 20080, unknown: 1513, unknown conditional: 1513, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1713, Positive cache size: 320, Positive conditional cache size: 132, Positive unconditional cache size: 188, Negative cache size: 1393, Negative conditional cache size: 1381, Negative unconditional cache size: 12, Eliminated conditions: 20080, SemanticConditionEliminator.Independence Queries: [ total: 43588, positive: 3140, positive conditional: 3140, positive unconditional: 0, negative: 40448, negative conditional: 20368, negative unconditional: 20080, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 43588, positive: 3140, positive conditional: 3140, positive unconditional: 0, negative: 40448, negative conditional: 20368, negative unconditional: 20080, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1533, positive: 140, positive conditional: 132, positive unconditional: 8, negative: 1393, negative conditional: 1381, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2189, positive: 232, positive conditional: 193, positive unconditional: 39, negative: 1956, negative conditional: 1850, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 43588, positive: 3008, positive conditional: 3008, positive unconditional: 0, negative: 39067, negative conditional: 18987, negative unconditional: 20080, unknown: 1513, unknown conditional: 1513, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1713, Positive cache size: 320, Positive conditional cache size: 132, Positive unconditional cache size: 188, Negative cache size: 1393, Negative conditional cache size: 1381, Negative unconditional cache size: 12, Eliminated conditions: 20080, SemanticConditionEliminator.Independence Queries: [ total: 43588, positive: 3140, positive conditional: 3140, positive unconditional: 0, negative: 40448, negative conditional: 20368, negative unconditional: 20080, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 43588, positive: 3140, positive conditional: 3140, positive unconditional: 0, negative: 40448, negative conditional: 20368, negative unconditional: 20080, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1533, positive: 140, positive conditional: 132, positive unconditional: 8, negative: 1393, negative conditional: 1381, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2189, positive: 232, positive conditional: 193, positive unconditional: 39, negative: 1956, negative conditional: 1850, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 43588, positive: 3008, positive conditional: 3008, positive unconditional: 0, negative: 39067, negative conditional: 18987, negative unconditional: 20080, unknown: 1513, unknown conditional: 1513, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1713, Positive cache size: 320, Positive conditional cache size: 132, Positive unconditional cache size: 188, Negative cache size: 1393, Negative conditional cache size: 1381, Negative unconditional cache size: 12, Eliminated conditions: 20080, SemanticConditionEliminator.Independence Queries: [ total: 43588, positive: 3140, positive conditional: 3140, positive unconditional: 0, negative: 40448, negative conditional: 20368, negative unconditional: 20080, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 43588, positive: 3140, positive conditional: 3140, positive unconditional: 0, negative: 40448, negative conditional: 20368, negative unconditional: 20080, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1533, positive: 140, positive conditional: 132, positive unconditional: 8, negative: 1393, negative conditional: 1381, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2189, positive: 232, positive conditional: 193, positive unconditional: 39, negative: 1956, negative conditional: 1850, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 43588, positive: 3008, positive conditional: 3008, positive unconditional: 0, negative: 39067, negative conditional: 18987, negative unconditional: 20080, unknown: 1513, unknown conditional: 1513, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1713, Positive cache size: 320, Positive conditional cache size: 132, Positive unconditional cache size: 188, Negative cache size: 1393, Negative conditional cache size: 1381, Negative unconditional cache size: 12, Eliminated conditions: 20080, SemanticConditionEliminator.Independence Queries: [ total: 43588, positive: 3140, positive conditional: 3140, positive unconditional: 0, negative: 40448, negative conditional: 20368, negative unconditional: 20080, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 43588, positive: 3140, positive conditional: 3140, positive unconditional: 0, negative: 40448, negative conditional: 20368, negative unconditional: 20080, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1533, positive: 140, positive conditional: 132, positive unconditional: 8, negative: 1393, negative conditional: 1381, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2189, positive: 232, positive conditional: 193, positive unconditional: 39, negative: 1956, negative conditional: 1850, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 43588, positive: 3008, positive conditional: 3008, positive unconditional: 0, negative: 39067, negative conditional: 18987, negative unconditional: 20080, unknown: 1513, unknown conditional: 1513, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1713, Positive cache size: 320, Positive conditional cache size: 132, Positive unconditional cache size: 188, Negative cache size: 1393, Negative conditional cache size: 1381, Negative unconditional cache size: 12, Eliminated conditions: 20080, SemanticConditionEliminator.Independence Queries: [ total: 43588, positive: 3140, positive conditional: 3140, positive unconditional: 0, negative: 40448, negative conditional: 20368, negative unconditional: 20080, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 43588, positive: 3140, positive conditional: 3140, positive unconditional: 0, negative: 40448, negative conditional: 20368, negative unconditional: 20080, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1533, positive: 140, positive conditional: 132, positive unconditional: 8, negative: 1393, negative conditional: 1381, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2189, positive: 232, positive conditional: 193, positive unconditional: 39, negative: 1956, negative conditional: 1850, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 43588, positive: 3008, positive conditional: 3008, positive unconditional: 0, negative: 39067, negative conditional: 18987, negative unconditional: 20080, unknown: 1513, unknown conditional: 1513, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1713, Positive cache size: 320, Positive conditional cache size: 132, Positive unconditional cache size: 188, Negative cache size: 1393, Negative conditional cache size: 1381, Negative unconditional cache size: 12, Eliminated conditions: 20080, SemanticConditionEliminator.Independence Queries: [ total: 43588, positive: 3140, positive conditional: 3140, positive unconditional: 0, negative: 40448, negative conditional: 20368, negative unconditional: 20080, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 43588, positive: 3140, positive conditional: 3140, positive unconditional: 0, negative: 40448, negative conditional: 20368, negative unconditional: 20080, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1533, positive: 140, positive conditional: 132, positive unconditional: 8, negative: 1393, negative conditional: 1381, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2189, positive: 232, positive conditional: 193, positive unconditional: 39, negative: 1956, negative conditional: 1850, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 43588, positive: 3008, positive conditional: 3008, positive unconditional: 0, negative: 39067, negative conditional: 18987, negative unconditional: 20080, unknown: 1513, unknown conditional: 1513, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1713, Positive cache size: 320, Positive conditional cache size: 132, Positive unconditional cache size: 188, Negative cache size: 1393, Negative conditional cache size: 1381, Negative unconditional cache size: 12, Eliminated conditions: 20080, SemanticConditionEliminator.Independence Queries: [ total: 43588, positive: 3140, positive conditional: 3140, positive unconditional: 0, negative: 40448, negative conditional: 20368, negative unconditional: 20080, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 43588, positive: 3140, positive conditional: 3140, positive unconditional: 0, negative: 40448, negative conditional: 20368, negative unconditional: 20080, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1533, positive: 140, positive conditional: 132, positive unconditional: 8, negative: 1393, negative conditional: 1381, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2189, positive: 232, positive conditional: 193, positive unconditional: 39, negative: 1956, negative conditional: 1850, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 43588, positive: 3008, positive conditional: 3008, positive unconditional: 0, negative: 39067, negative conditional: 18987, negative unconditional: 20080, unknown: 1513, unknown conditional: 1513, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1713, Positive cache size: 320, Positive conditional cache size: 132, Positive unconditional cache size: 188, Negative cache size: 1393, Negative conditional cache size: 1381, Negative unconditional cache size: 12, Eliminated conditions: 20080, SemanticConditionEliminator.Independence Queries: [ total: 43588, positive: 3140, positive conditional: 3140, positive unconditional: 0, negative: 40448, negative conditional: 20368, negative unconditional: 20080, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 43588, positive: 3140, positive conditional: 3140, positive unconditional: 0, negative: 40448, negative conditional: 20368, negative unconditional: 20080, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1533, positive: 140, positive conditional: 132, positive unconditional: 8, negative: 1393, negative conditional: 1381, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2189, positive: 232, positive conditional: 193, positive unconditional: 39, negative: 1956, negative conditional: 1850, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 43588, positive: 3008, positive conditional: 3008, positive unconditional: 0, negative: 39067, negative conditional: 18987, negative unconditional: 20080, unknown: 1513, unknown conditional: 1513, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1713, Positive cache size: 320, Positive conditional cache size: 132, Positive unconditional cache size: 188, Negative cache size: 1393, Negative conditional cache size: 1381, Negative unconditional cache size: 12, Eliminated conditions: 20080, SemanticConditionEliminator.Independence Queries: [ total: 43588, positive: 3140, positive conditional: 3140, positive unconditional: 0, negative: 40448, negative conditional: 20368, negative unconditional: 20080, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 43588, positive: 3140, positive conditional: 3140, positive unconditional: 0, negative: 40448, negative conditional: 20368, negative unconditional: 20080, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1533, positive: 140, positive conditional: 132, positive unconditional: 8, negative: 1393, negative conditional: 1381, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2189, positive: 232, positive conditional: 193, positive unconditional: 39, negative: 1956, negative conditional: 1850, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 43588, positive: 3008, positive conditional: 3008, positive unconditional: 0, negative: 39067, negative conditional: 18987, negative unconditional: 20080, unknown: 1513, unknown conditional: 1513, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1713, Positive cache size: 320, Positive conditional cache size: 132, Positive unconditional cache size: 188, Negative cache size: 1393, Negative conditional cache size: 1381, Negative unconditional cache size: 12, Eliminated conditions: 20080, SemanticConditionEliminator.Independence Queries: [ total: 43588, positive: 3140, positive conditional: 3140, positive unconditional: 0, negative: 40448, negative conditional: 20368, negative unconditional: 20080, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 43588, positive: 3140, positive conditional: 3140, positive unconditional: 0, negative: 40448, negative conditional: 20368, negative unconditional: 20080, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1533, positive: 140, positive conditional: 132, positive unconditional: 8, negative: 1393, negative conditional: 1381, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2189, positive: 232, positive conditional: 193, positive unconditional: 39, negative: 1956, negative conditional: 1850, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 43588, positive: 3008, positive conditional: 3008, positive unconditional: 0, negative: 39067, negative conditional: 18987, negative unconditional: 20080, unknown: 1513, unknown conditional: 1513, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1713, Positive cache size: 320, Positive conditional cache size: 132, Positive unconditional cache size: 188, Negative cache size: 1393, Negative conditional cache size: 1381, Negative unconditional cache size: 12, Eliminated conditions: 20080, SemanticConditionEliminator.Independence Queries: [ total: 43588, positive: 3140, positive conditional: 3140, positive unconditional: 0, negative: 40448, negative conditional: 20368, negative unconditional: 20080, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 43588, positive: 3140, positive conditional: 3140, positive unconditional: 0, negative: 40448, negative conditional: 20368, negative unconditional: 20080, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1533, positive: 140, positive conditional: 132, positive unconditional: 8, negative: 1393, negative conditional: 1381, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2189, positive: 232, positive conditional: 193, positive unconditional: 39, negative: 1956, negative conditional: 1850, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 43588, positive: 3008, positive conditional: 3008, positive unconditional: 0, negative: 39067, negative conditional: 18987, negative unconditional: 20080, unknown: 1513, unknown conditional: 1513, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1713, Positive cache size: 320, Positive conditional cache size: 132, Positive unconditional cache size: 188, Negative cache size: 1393, Negative conditional cache size: 1381, Negative unconditional cache size: 12, Eliminated conditions: 20080, SemanticConditionEliminator.Independence Queries: [ total: 43588, positive: 3140, positive conditional: 3140, positive unconditional: 0, negative: 40448, negative conditional: 20368, negative unconditional: 20080, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 43588, positive: 3140, positive conditional: 3140, positive unconditional: 0, negative: 40448, negative conditional: 20368, negative unconditional: 20080, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1533, positive: 140, positive conditional: 132, positive unconditional: 8, negative: 1393, negative conditional: 1381, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2189, positive: 232, positive conditional: 193, positive unconditional: 39, negative: 1956, negative conditional: 1850, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 43588, positive: 3008, positive conditional: 3008, positive unconditional: 0, negative: 39067, negative conditional: 18987, negative unconditional: 20080, unknown: 1513, unknown conditional: 1513, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1713, Positive cache size: 320, Positive conditional cache size: 132, Positive unconditional cache size: 188, Negative cache size: 1393, Negative conditional cache size: 1381, Negative unconditional cache size: 12, Eliminated conditions: 20080, SemanticConditionEliminator.Independence Queries: [ total: 43588, positive: 3140, positive conditional: 3140, positive unconditional: 0, negative: 40448, negative conditional: 20368, negative unconditional: 20080, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 43588, positive: 3140, positive conditional: 3140, positive unconditional: 0, negative: 40448, negative conditional: 20368, negative unconditional: 20080, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1533, positive: 140, positive conditional: 132, positive unconditional: 8, negative: 1393, negative conditional: 1381, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2189, positive: 232, positive conditional: 193, positive unconditional: 39, negative: 1956, negative conditional: 1850, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 43588, positive: 3008, positive conditional: 3008, positive unconditional: 0, negative: 39067, negative conditional: 18987, negative unconditional: 20080, unknown: 1513, unknown conditional: 1513, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1713, Positive cache size: 320, Positive conditional cache size: 132, Positive unconditional cache size: 188, Negative cache size: 1393, Negative conditional cache size: 1381, Negative unconditional cache size: 12, Eliminated conditions: 20080 ], Maximal queried relation: 22, Independence queries for same thread: 4381 - TimeoutResultAtElement [Line: 72]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 284 with TraceHistMax 76,while TraceCheckSpWp was constructing forward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 224 known predicates. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 9 procedures, 50 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 730698.6ms, OverallIterations: 23, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 10.3ms, PartialOrderReductionTime: 389602.7ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 2665, 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: 357.6ms SsaConstructionTime, 5547.2ms SatisfiabilityAnalysisTime, 308093.6ms InterpolantComputationTime, 7025 NumberOfCodeBlocks, 7025 NumberOfCodeBlocksAsserted, 285 NumberOfCheckSat, 6982 ConstructedInterpolants, 0 QuantifiedInterpolants, 107766 SizeOfPredicates, 20 NumberOfNonLiveVariables, 8891 ConjunctsInSsa, 5094 ConjunctsInUnsatCore, 43 InterpolantComputations, 1 PerfectInterpolantSequences, 7831/108532 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