/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-DelaySleep-NoLbe-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth06.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d310483fe8b4879eee5de19363f50e4b839cc4ec-d310483 [2021-06-24 19:12:50,482 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-24 19:12:50,484 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-24 19:12:50,525 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-24 19:12:50,594 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-DelaySleep-NoLbe-Random42.epf [2021-06-24 19:12:50,654 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-24 19:12:50,655 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-24 19:12:50,655 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-24 19:12:50,655 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-24 19:12:50,656 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-24 19:12:50,656 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-24 19:12:50,656 INFO L138 SettingsManager]: * Use SBE=true [2021-06-24 19:12:50,656 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-24 19:12:50,656 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-24 19:12:50,656 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-24 19:12:50,657 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-24 19:12:50,657 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-24 19:12:50,657 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-24 19:12:50,657 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-24 19:12:50,657 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-24 19:12:50,657 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-24 19:12:50,657 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-24 19:12:50,657 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-24 19:12:50,657 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-24 19:12:50,657 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-24 19:12:50,658 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-24 19:12:50,658 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-24 19:12:50,658 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-24 19:12:50,658 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-24 19:12:50,658 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-24 19:12:50,658 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-24 19:12:50,658 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-24 19:12:50,658 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-24 19:12:50,658 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-06-24 19:12:50,659 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-24 19:12:50,659 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-24 19:12:50,659 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-24 19:12:50,659 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-24 19:12:50,659 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-24 19:12:50,659 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-24 19:12:50,659 INFO L138 SettingsManager]: * Random seed used by POR DFS order=42 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-24 19:12:50,994 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-24 19:12:51,019 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-24 19:12:51,021 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-24 19:12:51,022 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-24 19:12:51,023 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-24 19:12:51,025 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth06.bpl [2021-06-24 19:12:51,025 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth06.bpl' [2021-06-24 19:12:51,046 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-24 19:12:51,047 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-24 19:12:51,048 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-24 19:12:51,048 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-24 19:12:51,048 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-24 19:12:51,056 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "bluetooth06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.06 07:12:51" (1/1) ... [2021-06-24 19:12:51,061 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "bluetooth06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.06 07:12:51" (1/1) ... [2021-06-24 19:12:51,075 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-24 19:12:51,077 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-24 19:12:51,077 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-24 19:12:51,077 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-24 19:12:51,085 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "bluetooth06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.06 07:12:51" (1/1) ... [2021-06-24 19:12:51,085 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "bluetooth06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.06 07:12:51" (1/1) ... [2021-06-24 19:12:51,086 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "bluetooth06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.06 07:12:51" (1/1) ... [2021-06-24 19:12:51,086 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "bluetooth06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.06 07:12:51" (1/1) ... [2021-06-24 19:12:51,089 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "bluetooth06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.06 07:12:51" (1/1) ... [2021-06-24 19:12:51,092 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "bluetooth06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.06 07:12:51" (1/1) ... [2021-06-24 19:12:51,093 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "bluetooth06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.06 07:12:51" (1/1) ... [2021-06-24 19:12:51,094 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-24 19:12:51,095 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-24 19:12:51,095 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-24 19:12:51,095 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-24 19:12:51,097 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "bluetooth06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.06 07:12:51" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-24 19:12:51,159 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThread given in one single declaration [2021-06-24 19:12:51,159 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThread [2021-06-24 19:12:51,159 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThread [2021-06-24 19:12:51,159 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ServerThread given in one single declaration [2021-06-24 19:12:51,159 INFO L130 BoogieDeclarations]: Found specification of procedure ServerThread [2021-06-24 19:12:51,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ServerThread [2021-06-24 19:12:51,159 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-24 19:12:51,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-24 19:12:51,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-24 19:12:51,160 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-24 19:12:51,378 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-24 19:12:51,378 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-06-24 19:12:51,379 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadEXIT is neither atomic block end nor error location. [2021-06-24 19:12:51,380 INFO L202 PluginConnector]: Adding new model bluetooth06.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.06 07:12:51 BoogieIcfgContainer [2021-06-24 19:12:51,380 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-24 19:12:51,381 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-24 19:12:51,381 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-24 19:12:51,383 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-24 19:12:51,383 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.06 07:12:51" (1/2) ... [2021-06-24 19:12:51,384 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c9a72cc and model type bluetooth06.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.06 07:12:51, skipping insertion in model container [2021-06-24 19:12:51,384 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth06.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.06 07:12:51" (2/2) ... [2021-06-24 19:12:51,385 INFO L111 eAbstractionObserver]: Analyzing ICFG bluetooth06.bpl [2021-06-24 19:12:51,389 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-24 19:12:51,389 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-24 19:12:51,389 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-24 19:12:51,389 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-24 19:12:51,468 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-24 19:12:51,502 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 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 [2021-06-24 19:12:51,583 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-24 19:12:51,584 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-24 19:12:51,584 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-24 19:12:51,584 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-24 19:12:51,584 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-24 19:12:51,584 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-24 19:12:51,584 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-24 19:12:51,584 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == DeviceThreadThread1of1ForFork6======== [2021-06-24 19:12:51,820 INFO L430 AbstractCegarLoop]: === Iteration 1 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:12:51,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:12:51,825 INFO L82 PathProgramCache]: Analyzing trace with hash -151467163, now seen corresponding path program 1 times [2021-06-24 19:12:51,831 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:12:51,832 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2033110057] [2021-06-24 19:12:51,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:12:51,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:12:51,918 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-24 19:12:51,918 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:12:51,918 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2033110057] [2021-06-24 19:12:51,919 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2033110057] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 19:12:51,919 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 19:12:51,919 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-24 19:12:51,920 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [161031743] [2021-06-24 19:12:51,922 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-24 19:12:51,923 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:12:51,930 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-24 19:12:51,932 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-24 19:12:51,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:12:51,933 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:12:51,935 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 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) [2021-06-24 19:12:51,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:12:52,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:12:52,126 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-24 19:12:52,126 INFO L430 AbstractCegarLoop]: === Iteration 2 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:12:52,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:12:52,127 INFO L82 PathProgramCache]: Analyzing trace with hash 71392291, now seen corresponding path program 1 times [2021-06-24 19:12:52,127 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:12:52,127 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177662211] [2021-06-24 19:12:52,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:12:52,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:12:52,145 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-24 19:12:52,145 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:12:52,146 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1177662211] [2021-06-24 19:12:52,146 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1177662211] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 19:12:52,146 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 19:12:52,146 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-24 19:12:52,146 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [466303295] [2021-06-24 19:12:52,147 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-24 19:12:52,147 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:12:52,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-24 19:12:52,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-24 19:12:52,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:12:52,148 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:12:52,148 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 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) [2021-06-24 19:12:52,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:12:52,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:12:52,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:12:52,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:12:52,470 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-24 19:12:52,470 INFO L430 AbstractCegarLoop]: === Iteration 3 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:12:52,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:12:52,470 INFO L82 PathProgramCache]: Analyzing trace with hash 605265573, now seen corresponding path program 1 times [2021-06-24 19:12:52,471 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:12:52,471 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622706038] [2021-06-24 19:12:52,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:12:52,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:12:52,621 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-24 19:12:52,621 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:12:52,621 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [622706038] [2021-06-24 19:12:52,621 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [622706038] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:12:52,621 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [69412218] [2021-06-24 19:12:52,621 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 [2021-06-24 19:12:52,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:12:52,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 25 conjunts are in the unsatisfiable core [2021-06-24 19:12:52,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-24 19:12:52,934 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-24 19:12:52,935 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [69412218] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:12:52,935 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-24 19:12:52,935 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 9 [2021-06-24 19:12:52,935 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1149261972] [2021-06-24 19:12:52,936 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-06-24 19:12:52,936 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:12:52,938 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-06-24 19:12:52,938 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=46, Unknown=0, NotChecked=0, Total=90 [2021-06-24 19:12:52,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:12:52,939 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:12:52,939 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 4.0) internal successors, (40), 9 states have internal predecessors, (40), 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) [2021-06-24 19:12:52,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:12:52,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:12:52,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:12:55,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:12:55,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:12:55,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-24 19:12:55,533 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-24 19:12:55,533 INFO L430 AbstractCegarLoop]: === Iteration 4 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:12:55,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:12:55,534 INFO L82 PathProgramCache]: Analyzing trace with hash -159153736, now seen corresponding path program 1 times [2021-06-24 19:12:55,534 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:12:55,534 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2142908103] [2021-06-24 19:12:55,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:12:55,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:12:55,698 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 18 proven. 32 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-24 19:12:55,698 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:12:55,698 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2142908103] [2021-06-24 19:12:55,699 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2142908103] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:12:55,699 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [817897642] [2021-06-24 19:12:55,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2021-06-24 19:12:55,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:12:55,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 52 conjunts are in the unsatisfiable core [2021-06-24 19:12:55,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-24 19:12:55,998 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 18 proven. 32 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-24 19:12:55,999 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [817897642] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:12:55,999 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-24 19:12:55,999 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 10 [2021-06-24 19:12:55,999 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760257637] [2021-06-24 19:12:56,000 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-24 19:12:56,000 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:12:56,000 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-24 19:12:56,000 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=56, Unknown=0, NotChecked=0, Total=110 [2021-06-24 19:12:56,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:12:56,001 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:12:56,001 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 5.7272727272727275) internal successors, (63), 10 states have internal predecessors, (63), 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) [2021-06-24 19:12:56,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:12:56,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:12:56,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-24 19:12:56,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:13:09,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:13:09,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:13:09,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-24 19:13:09,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-24 19:13:09,716 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-24 19:13:09,721 INFO L301 ceAbstractionStarter]: Result for error location DeviceThreadThread1of1ForFork6 was SAFE (1/7) [2021-06-24 19:13:09,722 INFO L255 AbstractCegarLoop]: Starting to check reachability of 7 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-24 19:13:09,729 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-24 19:13:09,729 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-24 19:13:09,729 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-24 19:13:09,729 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-24 19:13:09,729 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-24 19:13:09,730 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-24 19:13:09,730 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-24 19:13:09,730 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-24 19:13:14,739 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (2/7) [2021-06-24 19:13:14,740 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-24 19:13:14,757 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-24 19:13:14,757 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-24 19:13:14,757 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-24 19:13:14,758 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-24 19:13:14,758 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-24 19:13:14,758 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-24 19:13:14,758 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-24 19:13:14,758 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == DeviceThreadThread1of1ForFork4======== [2021-06-24 19:13:14,799 INFO L430 AbstractCegarLoop]: === Iteration 1 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:13:14,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:13:14,800 INFO L82 PathProgramCache]: Analyzing trace with hash 1944828431, now seen corresponding path program 1 times [2021-06-24 19:13:14,800 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:13:14,800 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1715785684] [2021-06-24 19:13:14,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:13:14,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:13:14,810 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-24 19:13:14,810 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:13:14,810 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1715785684] [2021-06-24 19:13:14,810 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1715785684] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 19:13:14,810 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 19:13:14,810 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-24 19:13:14,810 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1984106041] [2021-06-24 19:13:14,810 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-24 19:13:14,811 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:13:14,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-24 19:13:14,811 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-24 19:13:14,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:13:14,811 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:13:14,811 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 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) [2021-06-24 19:13:14,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:13:14,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:13:14,891 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-06-24 19:13:14,891 INFO L430 AbstractCegarLoop]: === Iteration 2 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:13:14,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:13:14,891 INFO L82 PathProgramCache]: Analyzing trace with hash 593892207, now seen corresponding path program 1 times [2021-06-24 19:13:14,892 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:13:14,892 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [739733551] [2021-06-24 19:13:14,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:13:14,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:13:14,919 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-24 19:13:14,919 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:13:14,919 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [739733551] [2021-06-24 19:13:14,919 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [739733551] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 19:13:14,919 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 19:13:14,919 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-24 19:13:14,919 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2032257543] [2021-06-24 19:13:14,919 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-24 19:13:14,920 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:13:14,920 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-24 19:13:14,920 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-24 19:13:14,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:13:14,920 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:13:14,920 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-24 19:13:14,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:13:14,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:13:15,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:13:15,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:13:15,039 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-06-24 19:13:15,039 INFO L430 AbstractCegarLoop]: === Iteration 3 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:13:15,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:13:15,039 INFO L82 PathProgramCache]: Analyzing trace with hash -178065084, now seen corresponding path program 1 times [2021-06-24 19:13:15,039 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:13:15,039 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1738455732] [2021-06-24 19:13:15,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:13:15,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:13:15,124 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-24 19:13:15,125 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:13:15,125 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1738455732] [2021-06-24 19:13:15,125 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1738455732] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:13:15,125 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [193035506] [2021-06-24 19:13:15,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2021-06-24 19:13:15,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:13:15,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 22 conjunts are in the unsatisfiable core [2021-06-24 19:13:15,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-24 19:13:15,245 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-24 19:13:15,245 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [193035506] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:13:15,245 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-24 19:13:15,245 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 7 [2021-06-24 19:13:15,245 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881784339] [2021-06-24 19:13:15,246 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-24 19:13:15,246 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:13:15,247 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-24 19:13:15,248 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=29, Unknown=0, NotChecked=0, Total=56 [2021-06-24 19:13:15,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:13:15,248 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:13:15,250 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 4.5) internal successors, (36), 7 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-24 19:13:15,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:13:15,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:13:15,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:13:15,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:13:15,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:13:15,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-24 19:13:15,625 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-24 19:13:15,626 INFO L430 AbstractCegarLoop]: === Iteration 4 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:13:15,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:13:15,626 INFO L82 PathProgramCache]: Analyzing trace with hash -986893296, now seen corresponding path program 1 times [2021-06-24 19:13:15,626 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:13:15,627 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1604461942] [2021-06-24 19:13:15,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:13:15,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:13:15,687 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-24 19:13:15,687 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:13:15,688 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1604461942] [2021-06-24 19:13:15,688 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1604461942] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:13:15,688 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1360135813] [2021-06-24 19:13:15,688 INFO L95 rtionOrderModulation]: Keeping assertion order 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 [2021-06-24 19:13:15,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:13:15,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 30 conjunts are in the unsatisfiable core [2021-06-24 19:13:15,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-24 19:13:15,830 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-24 19:13:15,830 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1360135813] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:13:15,830 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-24 19:13:15,831 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 8 [2021-06-24 19:13:15,831 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342589222] [2021-06-24 19:13:15,831 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-24 19:13:15,831 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:13:15,831 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-24 19:13:15,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=37, Unknown=0, NotChecked=0, Total=72 [2021-06-24 19:13:15,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:13:15,831 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:13:15,831 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 4.666666666666667) internal successors, (42), 8 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-24 19:13:15,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:13:15,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:13:15,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-24 19:13:15,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:13:16,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:13:16,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:13:16,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-24 19:13:16,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-24 19:13:16,357 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-24 19:13:16,357 INFO L430 AbstractCegarLoop]: === Iteration 5 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:13:16,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:13:16,358 INFO L82 PathProgramCache]: Analyzing trace with hash 588762861, now seen corresponding path program 2 times [2021-06-24 19:13:16,358 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:13:16,358 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131513926] [2021-06-24 19:13:16,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:13:16,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:13:16,439 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 12 proven. 14 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-06-24 19:13:16,440 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:13:16,440 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131513926] [2021-06-24 19:13:16,440 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [131513926] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:13:16,440 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1086902745] [2021-06-24 19:13:16,440 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 [2021-06-24 19:13:16,472 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-24 19:13:16,472 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-24 19:13:16,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 39 conjunts are in the unsatisfiable core [2021-06-24 19:13:16,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-24 19:13:16,578 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 12 proven. 14 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-06-24 19:13:16,578 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1086902745] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:13:16,578 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-24 19:13:16,578 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 9 [2021-06-24 19:13:16,578 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129055918] [2021-06-24 19:13:16,578 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-06-24 19:13:16,578 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:13:16,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-06-24 19:13:16,579 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=46, Unknown=0, NotChecked=0, Total=90 [2021-06-24 19:13:16,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:13:16,579 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:13:16,579 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 4.8) internal successors, (48), 9 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-24 19:13:16,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:13:16,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:13:16,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-24 19:13:16,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-24 19:13:16,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:13:18,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:13:18,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:13:18,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-24 19:13:18,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-24 19:13:18,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-24 19:13:18,390 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-06-24 19:13:18,390 INFO L430 AbstractCegarLoop]: === Iteration 6 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:13:18,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:13:18,391 INFO L82 PathProgramCache]: Analyzing trace with hash 261443304, now seen corresponding path program 1 times [2021-06-24 19:13:18,391 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:13:18,391 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [133324091] [2021-06-24 19:13:18,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:13:18,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:13:18,480 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-24 19:13:18,480 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:13:18,481 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [133324091] [2021-06-24 19:13:18,481 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [133324091] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:13:18,481 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [843323277] [2021-06-24 19:13:18,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2021-06-24 19:13:18,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:13:18,513 WARN L261 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 64 conjunts are in the unsatisfiable core [2021-06-24 19:13:18,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-24 19:13:18,659 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 2 proven. 18 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-24 19:13:18,660 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [843323277] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:13:18,660 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-24 19:13:18,660 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 18 [2021-06-24 19:13:18,660 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [172902339] [2021-06-24 19:13:18,660 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-24 19:13:18,660 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:13:18,661 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-24 19:13:18,661 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=228, Unknown=0, NotChecked=0, Total=342 [2021-06-24 19:13:18,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:13:18,661 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:13:18,661 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 5.2105263157894735) internal successors, (99), 18 states have internal predecessors, (99), 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) [2021-06-24 19:13:18,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:13:18,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:13:18,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-24 19:13:18,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-24 19:13:18,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-24 19:13:18,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:13:43,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:13:43,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:13:43,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-24 19:13:43,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-24 19:13:43,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-24 19:13:43,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-24 19:13:43,805 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-06-24 19:13:43,807 INFO L301 ceAbstractionStarter]: Result for error location DeviceThreadThread1of1ForFork4 was SAFE (3/7) [2021-06-24 19:13:43,808 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-24 19:13:43,811 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-24 19:13:43,811 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-24 19:13:43,811 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-24 19:13:43,811 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-24 19:13:43,811 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-24 19:13:43,811 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-24 19:13:43,811 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-24 19:13:43,811 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == DeviceThreadThread1of1ForFork5======== [2021-06-24 19:13:43,846 INFO L430 AbstractCegarLoop]: === Iteration 1 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:13:43,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:13:43,847 INFO L82 PathProgramCache]: Analyzing trace with hash -357140510, now seen corresponding path program 1 times [2021-06-24 19:13:43,847 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:13:43,847 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [567842732] [2021-06-24 19:13:43,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:13:43,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:13:43,853 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-24 19:13:43,853 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:13:43,857 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [567842732] [2021-06-24 19:13:43,858 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [567842732] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 19:13:43,858 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 19:13:43,858 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-24 19:13:43,858 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1868157802] [2021-06-24 19:13:43,858 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-24 19:13:43,858 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:13:43,858 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-24 19:13:43,858 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-24 19:13:43,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:13:43,859 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:13:43,859 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-24 19:13:43,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:13:43,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:13:43,904 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-06-24 19:13:43,905 INFO L430 AbstractCegarLoop]: === Iteration 2 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:13:43,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:13:43,905 INFO L82 PathProgramCache]: Analyzing trace with hash -1427209509, now seen corresponding path program 1 times [2021-06-24 19:13:43,905 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:13:43,905 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1076418266] [2021-06-24 19:13:43,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:13:43,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:13:43,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-24 19:13:43,910 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:13:43,910 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1076418266] [2021-06-24 19:13:43,910 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1076418266] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 19:13:43,910 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 19:13:43,910 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-24 19:13:43,911 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [159350543] [2021-06-24 19:13:43,911 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-24 19:13:43,911 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:13:43,911 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-24 19:13:43,911 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-24 19:13:43,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:13:43,911 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:13:43,911 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-24 19:13:43,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:13:43,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:13:43,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:13:43,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:13:43,965 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-06-24 19:13:43,965 INFO L430 AbstractCegarLoop]: === Iteration 3 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:13:43,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:13:43,965 INFO L82 PathProgramCache]: Analyzing trace with hash -1949474123, now seen corresponding path program 1 times [2021-06-24 19:13:43,965 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:13:43,965 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [599600219] [2021-06-24 19:13:43,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:13:43,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:13:43,996 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-24 19:13:43,997 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:13:43,997 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [599600219] [2021-06-24 19:13:43,997 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [599600219] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 19:13:43,997 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 19:13:43,997 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-24 19:13:43,997 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [259207779] [2021-06-24 19:13:43,997 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-24 19:13:43,997 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:13:43,997 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-24 19:13:43,998 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=29, Unknown=0, NotChecked=0, Total=56 [2021-06-24 19:13:43,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:13:43,998 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:13:43,998 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 3.125) internal successors, (25), 7 states have internal predecessors, (25), 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) [2021-06-24 19:13:43,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:13:43,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:13:43,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:13:44,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:13:44,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:13:44,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-24 19:13:44,339 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-06-24 19:13:44,339 INFO L430 AbstractCegarLoop]: === Iteration 4 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:13:44,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:13:44,339 INFO L82 PathProgramCache]: Analyzing trace with hash 767465620, now seen corresponding path program 1 times [2021-06-24 19:13:44,339 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:13:44,339 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [592796937] [2021-06-24 19:13:44,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:13:44,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:13:44,394 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-24 19:13:44,394 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:13:44,394 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [592796937] [2021-06-24 19:13:44,394 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [592796937] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:13:44,394 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1495451060] [2021-06-24 19:13:44,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2021-06-24 19:13:44,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:13:44,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 24 conjunts are in the unsatisfiable core [2021-06-24 19:13:44,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-24 19:13:44,501 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-24 19:13:44,501 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1495451060] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:13:44,501 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-24 19:13:44,501 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2021-06-24 19:13:44,501 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1325932251] [2021-06-24 19:13:44,502 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-24 19:13:44,502 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:13:44,502 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-24 19:13:44,502 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=136, Unknown=0, NotChecked=0, Total=210 [2021-06-24 19:13:44,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:13:44,502 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:13:44,502 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 4.0) internal successors, (60), 14 states have internal predecessors, (60), 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) [2021-06-24 19:13:44,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:13:44,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:13:44,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-24 19:13:44,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:13:45,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:13:45,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:13:45,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-24 19:13:45,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-24 19:13:45,248 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,12 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-24 19:13:45,249 INFO L430 AbstractCegarLoop]: === Iteration 5 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:13:45,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:13:45,249 INFO L82 PathProgramCache]: Analyzing trace with hash 178562569, now seen corresponding path program 1 times [2021-06-24 19:13:45,249 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:13:45,249 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533621433] [2021-06-24 19:13:45,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:13:45,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:13:45,335 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 7 proven. 17 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-06-24 19:13:45,336 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:13:45,336 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1533621433] [2021-06-24 19:13:45,336 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1533621433] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:13:45,336 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1946887316] [2021-06-24 19:13:45,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2021-06-24 19:13:45,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:13:45,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 33 conjunts are in the unsatisfiable core [2021-06-24 19:13:45,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-24 19:13:45,518 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 7 proven. 17 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-06-24 19:13:45,518 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1946887316] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:13:45,518 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-24 19:13:45,518 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 9 [2021-06-24 19:13:45,518 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1697125045] [2021-06-24 19:13:45,519 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-06-24 19:13:45,519 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:13:45,519 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-06-24 19:13:45,519 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=46, Unknown=0, NotChecked=0, Total=90 [2021-06-24 19:13:45,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:13:45,519 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:13:45,519 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 4.4) internal successors, (44), 9 states have internal predecessors, (44), 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) [2021-06-24 19:13:45,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:13:45,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:13:45,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-24 19:13:45,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-24 19:13:45,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:13:48,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:13:48,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:13:48,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-24 19:13:48,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-24 19:13:48,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-24 19:13:48,460 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-24 19:13:48,461 INFO L430 AbstractCegarLoop]: === Iteration 6 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:13:48,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:13:48,461 INFO L82 PathProgramCache]: Analyzing trace with hash -806721692, now seen corresponding path program 1 times [2021-06-24 19:13:48,461 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:13:48,461 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825886181] [2021-06-24 19:13:48,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:13:48,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:13:48,612 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 12 proven. 27 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-06-24 19:13:48,612 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:13:48,612 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [825886181] [2021-06-24 19:13:48,612 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [825886181] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:13:48,612 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [537713925] [2021-06-24 19:13:48,612 INFO L95 rtionOrderModulation]: Keeping assertion order 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 [2021-06-24 19:13:48,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:13:48,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 45 conjunts are in the unsatisfiable core [2021-06-24 19:13:48,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-24 19:13:48,876 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 12 proven. 27 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-06-24 19:13:48,877 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [537713925] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:13:48,877 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-24 19:13:48,877 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 10 [2021-06-24 19:13:48,877 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270480016] [2021-06-24 19:13:48,877 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-24 19:13:48,877 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:13:48,878 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-24 19:13:48,878 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=56, Unknown=0, NotChecked=0, Total=110 [2021-06-24 19:13:48,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:13:48,878 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:13:48,878 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 5.090909090909091) internal successors, (56), 10 states have internal predecessors, (56), 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) [2021-06-24 19:13:48,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:13:48,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:13:48,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-24 19:13:48,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-24 19:13:48,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-24 19:13:48,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:14:10,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:10,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:10,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-24 19:14:10,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-24 19:14:10,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-24 19:14:10,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-24 19:14:11,123 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2021-06-24 19:14:11,125 INFO L301 ceAbstractionStarter]: Result for error location DeviceThreadThread1of1ForFork5 was SAFE (4/7) [2021-06-24 19:14:11,125 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-24 19:14:11,141 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-24 19:14:11,142 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-24 19:14:11,142 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-24 19:14:11,142 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-24 19:14:11,142 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-24 19:14:11,142 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-24 19:14:11,142 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-24 19:14:11,142 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == DeviceThreadThread1of1ForFork2======== [2021-06-24 19:14:11,159 INFO L430 AbstractCegarLoop]: === Iteration 1 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:14:11,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:14:11,160 INFO L82 PathProgramCache]: Analyzing trace with hash 92551595, now seen corresponding path program 1 times [2021-06-24 19:14:11,160 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:14:11,160 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1334556067] [2021-06-24 19:14:11,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:14:11,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:14:11,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-24 19:14:11,169 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:14:11,169 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1334556067] [2021-06-24 19:14:11,170 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1334556067] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 19:14:11,170 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 19:14:11,170 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-24 19:14:11,170 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653388634] [2021-06-24 19:14:11,170 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-24 19:14:11,170 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:14:11,170 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-24 19:14:11,170 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-24 19:14:11,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:14:11,170 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:14:11,170 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 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) [2021-06-24 19:14:11,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:14:11,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:11,232 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-06-24 19:14:11,232 INFO L430 AbstractCegarLoop]: === Iteration 2 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:14:11,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:14:11,233 INFO L82 PathProgramCache]: Analyzing trace with hash -1293821606, now seen corresponding path program 1 times [2021-06-24 19:14:11,233 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:14:11,233 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16560079] [2021-06-24 19:14:11,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:14:11,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:14:11,383 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 2 [2021-06-24 19:14:11,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-24 19:14:11,385 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:14:11,385 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [16560079] [2021-06-24 19:14:11,385 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [16560079] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 19:14:11,385 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 19:14:11,386 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-24 19:14:11,386 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585349049] [2021-06-24 19:14:11,386 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-24 19:14:11,386 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:14:11,386 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-24 19:14:11,386 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-24 19:14:11,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:14:11,386 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:14:11,386 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 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) [2021-06-24 19:14:11,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:11,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:14:11,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:11,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:11,414 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-06-24 19:14:11,414 INFO L430 AbstractCegarLoop]: === Iteration 3 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:14:11,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:14:11,414 INFO L82 PathProgramCache]: Analyzing trace with hash -835925240, now seen corresponding path program 1 times [2021-06-24 19:14:11,414 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:14:11,414 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892544469] [2021-06-24 19:14:11,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:14:11,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:14:11,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-24 19:14:11,459 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:14:11,459 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1892544469] [2021-06-24 19:14:11,459 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1892544469] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 19:14:11,459 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 19:14:11,459 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-24 19:14:11,459 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [902147073] [2021-06-24 19:14:11,459 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-24 19:14:11,459 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:14:11,460 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-24 19:14:11,460 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=29, Unknown=0, NotChecked=0, Total=56 [2021-06-24 19:14:11,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:14:11,460 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:14:11,460 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 3.25) internal successors, (26), 7 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-24 19:14:11,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:11,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:11,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:14:11,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:11,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:11,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-24 19:14:11,601 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-06-24 19:14:11,601 INFO L430 AbstractCegarLoop]: === Iteration 4 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:14:11,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:14:11,601 INFO L82 PathProgramCache]: Analyzing trace with hash -1742242264, now seen corresponding path program 1 times [2021-06-24 19:14:11,601 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:14:11,601 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [35907015] [2021-06-24 19:14:11,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:14:11,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:14:11,641 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-24 19:14:11,642 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:14:11,642 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [35907015] [2021-06-24 19:14:11,642 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [35907015] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:14:11,642 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [647505280] [2021-06-24 19:14:11,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2021-06-24 19:14:11,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:14:11,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-24 19:14:11,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-24 19:14:11,747 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-24 19:14:11,747 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [647505280] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:14:11,747 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-24 19:14:11,747 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2021-06-24 19:14:11,747 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [212435588] [2021-06-24 19:14:11,748 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-24 19:14:11,748 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:14:11,749 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-24 19:14:11,749 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=136, Unknown=0, NotChecked=0, Total=210 [2021-06-24 19:14:11,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:14:11,749 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:14:11,749 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 4.2) internal successors, (63), 14 states have internal predecessors, (63), 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) [2021-06-24 19:14:11,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:11,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:11,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-24 19:14:11,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:14:12,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:12,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:12,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-24 19:14:12,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-24 19:14:12,344 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2021-06-24 19:14:12,345 INFO L430 AbstractCegarLoop]: === Iteration 5 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:14:12,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:14:12,345 INFO L82 PathProgramCache]: Analyzing trace with hash 705056613, now seen corresponding path program 1 times [2021-06-24 19:14:12,345 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:14:12,345 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545668266] [2021-06-24 19:14:12,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:14:12,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:14:12,417 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 9 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-06-24 19:14:12,417 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:14:12,417 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [545668266] [2021-06-24 19:14:12,417 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [545668266] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:14:12,418 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [275811200] [2021-06-24 19:14:12,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2021-06-24 19:14:12,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:14:12,445 WARN L261 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 54 conjunts are in the unsatisfiable core [2021-06-24 19:14:12,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-24 19:14:12,566 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-06-24 19:14:12,566 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [275811200] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:14:12,566 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-24 19:14:12,566 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-06-24 19:14:12,567 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [489904820] [2021-06-24 19:14:12,567 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-06-24 19:14:12,567 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:14:12,567 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-06-24 19:14:12,567 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=179, Unknown=0, NotChecked=0, Total=272 [2021-06-24 19:14:12,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:14:12,567 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:14:12,567 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 4.647058823529412) internal successors, (79), 16 states have internal predecessors, (79), 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) [2021-06-24 19:14:12,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:12,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:12,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-24 19:14:12,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-24 19:14:12,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:14:14,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:14,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:14,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-24 19:14:14,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-24 19:14:14,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-24 19:14:14,904 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-06-24 19:14:14,905 INFO L430 AbstractCegarLoop]: === Iteration 6 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:14:14,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:14:14,905 INFO L82 PathProgramCache]: Analyzing trace with hash -312801813, now seen corresponding path program 1 times [2021-06-24 19:14:14,905 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:14:14,905 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1962508775] [2021-06-24 19:14:14,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:14:14,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:14:14,994 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 13 proven. 44 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-06-24 19:14:14,994 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:14:14,994 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1962508775] [2021-06-24 19:14:14,994 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1962508775] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:14:14,994 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1687020036] [2021-06-24 19:14:14,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2021-06-24 19:14:15,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:14:15,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 49 conjunts are in the unsatisfiable core [2021-06-24 19:14:15,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-24 19:14:15,155 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 13 proven. 44 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-06-24 19:14:15,155 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1687020036] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:14:15,155 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-24 19:14:15,155 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 10 [2021-06-24 19:14:15,156 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1126237782] [2021-06-24 19:14:15,156 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-24 19:14:15,156 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:14:15,156 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-24 19:14:15,156 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=56, Unknown=0, NotChecked=0, Total=110 [2021-06-24 19:14:15,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:14:15,157 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:14:15,157 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 5.2727272727272725) internal successors, (58), 10 states have internal predecessors, (58), 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) [2021-06-24 19:14:15,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:15,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:15,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-24 19:14:15,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-24 19:14:15,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-24 19:14:15,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:14:37,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:37,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:37,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-24 19:14:37,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-24 19:14:37,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-24 19:14:37,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-24 19:14:38,073 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-06-24 19:14:38,223 INFO L301 ceAbstractionStarter]: Result for error location DeviceThreadThread1of1ForFork2 was SAFE (5/7) [2021-06-24 19:14:38,223 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-24 19:14:38,230 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-24 19:14:38,230 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-24 19:14:38,230 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-24 19:14:38,230 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-24 19:14:38,230 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-24 19:14:38,230 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-24 19:14:38,230 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-24 19:14:38,230 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == DeviceThreadThread1of1ForFork3======== [2021-06-24 19:14:38,255 INFO L430 AbstractCegarLoop]: === Iteration 1 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:14:38,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:14:38,255 INFO L82 PathProgramCache]: Analyzing trace with hash -2020447167, now seen corresponding path program 1 times [2021-06-24 19:14:38,255 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:14:38,255 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442327625] [2021-06-24 19:14:38,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:14:38,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:14:38,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-24 19:14:38,266 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:14:38,266 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442327625] [2021-06-24 19:14:38,266 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [442327625] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 19:14:38,266 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 19:14:38,266 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-24 19:14:38,266 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [878158481] [2021-06-24 19:14:38,267 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-24 19:14:38,267 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:14:38,267 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-24 19:14:38,267 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-24 19:14:38,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:14:38,267 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:14:38,267 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-24 19:14:38,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:14:38,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:38,369 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-06-24 19:14:38,369 INFO L430 AbstractCegarLoop]: === Iteration 2 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:14:38,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:14:38,370 INFO L82 PathProgramCache]: Analyzing trace with hash 100374295, now seen corresponding path program 1 times [2021-06-24 19:14:38,370 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:14:38,370 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976159678] [2021-06-24 19:14:38,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:14:38,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:14:38,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-24 19:14:38,405 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:14:38,405 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1976159678] [2021-06-24 19:14:38,405 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1976159678] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 19:14:38,405 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 19:14:38,405 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-24 19:14:38,405 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635989707] [2021-06-24 19:14:38,405 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-24 19:14:38,405 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:14:38,406 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-24 19:14:38,406 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-24 19:14:38,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:14:38,406 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:14:38,406 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 7.0) internal successors, (14), 3 states have internal predecessors, (14), 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) [2021-06-24 19:14:38,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:38,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:14:38,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:38,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:38,716 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2021-06-24 19:14:38,716 INFO L430 AbstractCegarLoop]: === Iteration 3 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:14:38,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:14:38,716 INFO L82 PathProgramCache]: Analyzing trace with hash 492250816, now seen corresponding path program 1 times [2021-06-24 19:14:38,717 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:14:38,717 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [826277695] [2021-06-24 19:14:38,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:14:38,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:14:38,788 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-06-24 19:14:38,788 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:14:38,788 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [826277695] [2021-06-24 19:14:38,788 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [826277695] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:14:38,788 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2046485071] [2021-06-24 19:14:38,788 INFO L95 rtionOrderModulation]: Keeping assertion order 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 [2021-06-24 19:14:38,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:14:38,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 43 conjunts are in the unsatisfiable core [2021-06-24 19:14:38,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-24 19:14:39,009 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-06-24 19:14:39,009 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2046485071] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:14:39,009 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-24 19:14:39,009 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 9 [2021-06-24 19:14:39,009 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [549777347] [2021-06-24 19:14:39,010 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-06-24 19:14:39,010 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:14:39,010 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-06-24 19:14:39,010 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=46, Unknown=0, NotChecked=0, Total=90 [2021-06-24 19:14:39,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:14:39,010 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:14:39,010 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 4.9) internal successors, (49), 9 states have internal predecessors, (49), 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) [2021-06-24 19:14:39,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:39,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:39,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:14:40,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:40,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:40,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-24 19:14:40,455 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,20 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-24 19:14:40,455 INFO L430 AbstractCegarLoop]: === Iteration 4 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:14:40,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:14:40,458 INFO L82 PathProgramCache]: Analyzing trace with hash 1401043888, now seen corresponding path program 1 times [2021-06-24 19:14:40,458 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:14:40,458 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [564954457] [2021-06-24 19:14:40,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:14:40,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:14:40,589 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 46 proven. 11 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-06-24 19:14:40,589 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:14:40,589 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [564954457] [2021-06-24 19:14:40,589 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [564954457] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:14:40,589 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1324002364] [2021-06-24 19:14:40,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-24 19:14:40,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:14:40,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 58 conjunts are in the unsatisfiable core [2021-06-24 19:14:40,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-24 19:14:40,749 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 46 proven. 11 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-06-24 19:14:40,749 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1324002364] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:14:40,749 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-24 19:14:40,749 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 10 [2021-06-24 19:14:40,749 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365520187] [2021-06-24 19:14:40,750 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-24 19:14:40,750 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:14:40,750 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-24 19:14:40,750 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=56, Unknown=0, NotChecked=0, Total=110 [2021-06-24 19:14:40,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:14:40,750 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:14:40,750 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 5.636363636363637) internal successors, (62), 10 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-24 19:14:40,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:40,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:40,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-24 19:14:40,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:14:53,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:53,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:53,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-24 19:14:53,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-24 19:14:53,556 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2021-06-24 19:14:53,557 INFO L301 ceAbstractionStarter]: Result for error location DeviceThreadThread1of1ForFork3 was SAFE (6/7) [2021-06-24 19:14:53,557 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-24 19:14:53,594 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-24 19:14:53,594 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-24 19:14:53,594 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-24 19:14:53,594 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-24 19:14:53,594 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-24 19:14:53,594 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-24 19:14:53,594 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-24 19:14:53,594 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == DeviceThreadThread1of1ForFork1======== [2021-06-24 19:14:53,606 INFO L430 AbstractCegarLoop]: === Iteration 1 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:14:53,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:14:53,606 INFO L82 PathProgramCache]: Analyzing trace with hash 938602355, now seen corresponding path program 1 times [2021-06-24 19:14:53,606 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:14:53,606 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [252159555] [2021-06-24 19:14:53,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:14:53,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:14:53,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-24 19:14:53,611 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:14:53,611 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [252159555] [2021-06-24 19:14:53,611 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [252159555] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 19:14:53,611 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 19:14:53,611 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-24 19:14:53,611 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1027193151] [2021-06-24 19:14:53,611 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-24 19:14:53,611 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:14:53,611 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-24 19:14:53,611 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-24 19:14:53,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:14:53,611 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:14:53,611 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 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) [2021-06-24 19:14:53,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:14:53,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:53,649 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2021-06-24 19:14:53,650 INFO L430 AbstractCegarLoop]: === Iteration 2 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:14:53,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:14:53,650 INFO L82 PathProgramCache]: Analyzing trace with hash 1386740576, now seen corresponding path program 1 times [2021-06-24 19:14:53,650 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:14:53,650 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1515181412] [2021-06-24 19:14:53,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:14:53,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:14:53,654 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-24 19:14:53,655 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:14:53,655 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1515181412] [2021-06-24 19:14:53,655 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1515181412] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 19:14:53,655 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 19:14:53,655 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-24 19:14:53,656 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144563563] [2021-06-24 19:14:53,656 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-24 19:14:53,656 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:14:53,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-24 19:14:53,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-24 19:14:53,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:14:53,656 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:14:53,656 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 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) [2021-06-24 19:14:53,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:53,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:14:53,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:53,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:53,698 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2021-06-24 19:14:53,698 INFO L430 AbstractCegarLoop]: === Iteration 3 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:14:53,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:14:53,698 INFO L82 PathProgramCache]: Analyzing trace with hash -51724109, now seen corresponding path program 1 times [2021-06-24 19:14:53,699 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:14:53,699 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [853539475] [2021-06-24 19:14:53,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:14:53,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:14:53,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-24 19:14:53,716 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:14:53,716 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [853539475] [2021-06-24 19:14:53,716 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [853539475] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 19:14:53,716 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 19:14:53,716 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-24 19:14:53,716 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1906124799] [2021-06-24 19:14:53,716 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-24 19:14:53,716 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:14:53,717 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-24 19:14:53,717 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-06-24 19:14:53,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:14:53,717 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:14:53,717 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 5 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-24 19:14:53,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:53,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:53,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:14:53,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:53,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:53,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-24 19:14:53,902 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2021-06-24 19:14:53,902 INFO L430 AbstractCegarLoop]: === Iteration 4 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:14:53,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:14:53,902 INFO L82 PathProgramCache]: Analyzing trace with hash 526952097, now seen corresponding path program 1 times [2021-06-24 19:14:53,903 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:14:53,903 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1406531384] [2021-06-24 19:14:53,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:14:53,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:14:53,944 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-24 19:14:53,944 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:14:53,945 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1406531384] [2021-06-24 19:14:53,945 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1406531384] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:14:53,945 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1137770292] [2021-06-24 19:14:53,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2021-06-24 19:14:53,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:14:53,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 25 conjunts are in the unsatisfiable core [2021-06-24 19:14:53,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-24 19:14:54,039 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-24 19:14:54,039 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1137770292] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:14:54,039 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-24 19:14:54,039 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 8 [2021-06-24 19:14:54,039 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091329517] [2021-06-24 19:14:54,040 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-24 19:14:54,040 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:14:54,040 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-24 19:14:54,040 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=37, Unknown=0, NotChecked=0, Total=72 [2021-06-24 19:14:54,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:14:54,040 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:14:54,040 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 4.333333333333333) internal successors, (39), 8 states have internal predecessors, (39), 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) [2021-06-24 19:14:54,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:54,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:54,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-24 19:14:54,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:14:54,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:54,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:54,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-24 19:14:54,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-24 19:14:54,938 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-24 19:14:54,938 INFO L430 AbstractCegarLoop]: === Iteration 5 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:14:54,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:14:54,939 INFO L82 PathProgramCache]: Analyzing trace with hash -1557284627, now seen corresponding path program 1 times [2021-06-24 19:14:54,939 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:14:54,939 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1272020006] [2021-06-24 19:14:54,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:14:54,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:14:54,997 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-06-24 19:14:54,997 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:14:54,997 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1272020006] [2021-06-24 19:14:54,998 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1272020006] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:14:54,998 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [656709841] [2021-06-24 19:14:54,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2021-06-24 19:14:55,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:14:55,026 WARN L261 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 54 conjunts are in the unsatisfiable core [2021-06-24 19:14:55,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-24 19:14:55,140 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-06-24 19:14:55,141 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [656709841] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:14:55,141 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-24 19:14:55,141 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-06-24 19:14:55,141 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1432122169] [2021-06-24 19:14:55,141 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-06-24 19:14:55,141 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:14:55,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-06-24 19:14:55,141 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=179, Unknown=0, NotChecked=0, Total=272 [2021-06-24 19:14:55,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:14:55,141 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:14:55,142 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 4.882352941176471) internal successors, (83), 16 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-24 19:14:55,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:55,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:55,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-24 19:14:55,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-24 19:14:55,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:14:57,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:57,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:57,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-24 19:14:57,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-24 19:14:57,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-24 19:14:57,833 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable41 [2021-06-24 19:14:57,833 INFO L430 AbstractCegarLoop]: === Iteration 6 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:14:57,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:14:57,833 INFO L82 PathProgramCache]: Analyzing trace with hash -12840581, now seen corresponding path program 1 times [2021-06-24 19:14:57,833 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:14:57,833 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [170611855] [2021-06-24 19:14:57,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:14:57,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:14:57,900 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 16 proven. 24 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-06-24 19:14:57,900 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:14:57,900 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [170611855] [2021-06-24 19:14:57,900 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [170611855] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:14:57,900 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1773082554] [2021-06-24 19:14:57,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-24 19:14:58,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:14:58,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 45 conjunts are in the unsatisfiable core [2021-06-24 19:14:58,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-24 19:14:58,107 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 16 proven. 24 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-06-24 19:14:58,107 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1773082554] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:14:58,108 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-24 19:14:58,108 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 10 [2021-06-24 19:14:58,108 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835284991] [2021-06-24 19:14:58,109 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-24 19:14:58,109 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:14:58,109 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-24 19:14:58,109 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=56, Unknown=0, NotChecked=0, Total=110 [2021-06-24 19:14:58,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:14:58,109 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:14:58,110 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 5.181818181818182) internal successors, (57), 10 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-24 19:14:58,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:58,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:14:58,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-24 19:14:58,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-24 19:14:58,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-24 19:14:58,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:15:24,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:15:24,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:15:24,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-24 19:15:24,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-24 19:15:24,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-24 19:15:24,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-24 19:15:24,912 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-24 19:15:24,915 INFO L301 ceAbstractionStarter]: Result for error location DeviceThreadThread1of1ForFork1 was SAFE (7/7) [2021-06-24 19:15:24,915 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-24 19:15:24,921 INFO L202 PluginConnector]: Adding new model bluetooth06.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.06 07:15:24 BasicIcfg [2021-06-24 19:15:24,921 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-24 19:15:24,922 INFO L168 Benchmark]: Toolchain (without parser) took 153875.02 ms. Allocated memory was 190.8 MB in the beginning and 7.9 GB in the end (delta: 7.7 GB). Free memory was 171.5 MB in the beginning and 4.0 GB in the end (delta: -3.9 GB). Peak memory consumption was 3.8 GB. Max. memory is 8.0 GB. [2021-06-24 19:15:24,922 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.47 ms. Allocated memory is still 190.8 MB. Free memory is still 172.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-24 19:15:24,922 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.06 ms. Allocated memory is still 190.8 MB. Free memory was 171.3 MB in the beginning and 169.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-24 19:15:24,922 INFO L168 Benchmark]: Boogie Preprocessor took 17.03 ms. Allocated memory is still 190.8 MB. Free memory was 169.6 MB in the beginning and 168.7 MB in the end (delta: 857.0 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-24 19:15:24,922 INFO L168 Benchmark]: RCFGBuilder took 285.31 ms. Allocated memory is still 190.8 MB. Free memory was 168.5 MB in the beginning and 155.3 MB in the end (delta: 13.2 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-06-24 19:15:24,922 INFO L168 Benchmark]: TraceAbstraction took 153540.30 ms. Allocated memory was 190.8 MB in the beginning and 7.9 GB in the end (delta: 7.7 GB). Free memory was 155.0 MB in the beginning and 4.0 GB in the end (delta: -3.9 GB). Peak memory consumption was 3.8 GB. Max. memory is 8.0 GB. [2021-06-24 19:15:24,922 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 0.47 ms. Allocated memory is still 190.8 MB. Free memory is still 172.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 28.06 ms. Allocated memory is still 190.8 MB. Free memory was 171.3 MB in the beginning and 169.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 17.03 ms. Allocated memory is still 190.8 MB. Free memory was 169.6 MB in the beginning and 168.7 MB in the end (delta: 857.0 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 285.31 ms. Allocated memory is still 190.8 MB. Free memory was 168.5 MB in the beginning and 155.3 MB in the end (delta: 13.2 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 153540.30 ms. Allocated memory was 190.8 MB in the beginning and 7.9 GB in the end (delta: 7.7 GB). Free memory was 155.0 MB in the beginning and 4.0 GB in the end (delta: -3.9 GB). Peak memory consumption was 3.8 GB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1013164, positive: 948882, positive conditional: 948882, positive unconditional: 0, negative: 64282, negative conditional: 64282, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 956185, positive: 948882, positive conditional: 948882, positive unconditional: 0, negative: 7303, negative conditional: 7303, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 956185, positive: 870154, positive conditional: 0, positive unconditional: 870154, negative: 86031, negative conditional: 0, negative unconditional: 86031, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1113, positive: 1028, positive conditional: 0, positive unconditional: 1028, negative: 85, negative conditional: 0, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1113, positive: 943, positive conditional: 0, positive unconditional: 943, negative: 170, negative conditional: 0, negative unconditional: 170, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 170, positive: 85, positive conditional: 0, positive unconditional: 85, negative: 85, negative conditional: 0, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 589, positive: 424, positive conditional: 339, positive unconditional: 85, negative: 165, negative conditional: 80, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 920, positive: 673, positive conditional: 443, positive unconditional: 231, negative: 247, negative conditional: 66, negative unconditional: 180, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 956185, positive: 869126, positive conditional: 0, positive unconditional: 869126, negative: 85946, negative conditional: 0, negative unconditional: 85946, unknown: 1113, unknown conditional: 0, unknown unconditional: 1113] , Statistics on independence cache: Total cache size (in pairs): 1532, Positive cache size: 1367, Positive conditional cache size: 339, Positive unconditional cache size: 1028, Negative cache size: 165, Negative conditional cache size: 80, Negative unconditional cache size: 85, SemanticConditionEliminator.Independence Queries: [ total: 153291, positive: 78728, positive conditional: 78728, positive unconditional: 0, negative: 74563, negative conditional: 13307, negative unconditional: 61256, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 153291, positive: 78728, positive conditional: 78728, positive unconditional: 0, negative: 74563, negative conditional: 13307, negative unconditional: 61256, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 589, positive: 424, positive conditional: 339, positive unconditional: 85, negative: 165, negative conditional: 80, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 920, positive: 673, positive conditional: 443, positive unconditional: 231, negative: 247, negative conditional: 66, negative unconditional: 180, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 153291, positive: 78389, positive conditional: 78389, positive unconditional: 0, negative: 74483, negative conditional: 13227, negative unconditional: 61256, unknown: 419, unknown conditional: 419, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1532, Positive cache size: 1367, Positive conditional cache size: 339, Positive unconditional cache size: 1028, Negative cache size: 165, Negative conditional cache size: 80, Negative unconditional cache size: 85, Eliminated conditions: 61256, SemanticConditionEliminator.Independence Queries: [ total: 153291, positive: 78728, positive conditional: 78728, positive unconditional: 0, negative: 74563, negative conditional: 13307, negative unconditional: 61256, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 153291, positive: 78728, positive conditional: 78728, positive unconditional: 0, negative: 74563, negative conditional: 13307, negative unconditional: 61256, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 589, positive: 424, positive conditional: 339, positive unconditional: 85, negative: 165, negative conditional: 80, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 920, positive: 673, positive conditional: 443, positive unconditional: 231, negative: 247, negative conditional: 66, negative unconditional: 180, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 153291, positive: 78389, positive conditional: 78389, positive unconditional: 0, negative: 74483, negative conditional: 13227, negative unconditional: 61256, unknown: 419, unknown conditional: 419, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1532, Positive cache size: 1367, Positive conditional cache size: 339, Positive unconditional cache size: 1028, Negative cache size: 165, Negative conditional cache size: 80, Negative unconditional cache size: 85, Eliminated conditions: 61256, SemanticConditionEliminator.Independence Queries: [ total: 153291, positive: 78728, positive conditional: 78728, positive unconditional: 0, negative: 74563, negative conditional: 13307, negative unconditional: 61256, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 153291, positive: 78728, positive conditional: 78728, positive unconditional: 0, negative: 74563, negative conditional: 13307, negative unconditional: 61256, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 589, positive: 424, positive conditional: 339, positive unconditional: 85, negative: 165, negative conditional: 80, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 920, positive: 673, positive conditional: 443, positive unconditional: 231, negative: 247, negative conditional: 66, negative unconditional: 180, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 153291, positive: 78389, positive conditional: 78389, positive unconditional: 0, negative: 74483, negative conditional: 13227, negative unconditional: 61256, unknown: 419, unknown conditional: 419, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1532, Positive cache size: 1367, Positive conditional cache size: 339, Positive unconditional cache size: 1028, Negative cache size: 165, Negative conditional cache size: 80, Negative unconditional cache size: 85, Eliminated conditions: 61256, SemanticConditionEliminator.Independence Queries: [ total: 153291, positive: 78728, positive conditional: 78728, positive unconditional: 0, negative: 74563, negative conditional: 13307, negative unconditional: 61256, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 153291, positive: 78728, positive conditional: 78728, positive unconditional: 0, negative: 74563, negative conditional: 13307, negative unconditional: 61256, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 589, positive: 424, positive conditional: 339, positive unconditional: 85, negative: 165, negative conditional: 80, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 920, positive: 673, positive conditional: 443, positive unconditional: 231, negative: 247, negative conditional: 66, negative unconditional: 180, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 153291, positive: 78389, positive conditional: 78389, positive unconditional: 0, negative: 74483, negative conditional: 13227, negative unconditional: 61256, unknown: 419, unknown conditional: 419, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1532, Positive cache size: 1367, Positive conditional cache size: 339, Positive unconditional cache size: 1028, Negative cache size: 165, Negative conditional cache size: 80, Negative unconditional cache size: 85, Eliminated conditions: 61256 ], Maximal queried relation: 4, Independence queries for same thread: 56979 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 370572, positive: 297692, positive conditional: 297692, positive unconditional: 0, negative: 72880, negative conditional: 72880, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 326182, positive: 297692, positive conditional: 297692, positive unconditional: 0, negative: 28490, negative conditional: 28490, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 326182, positive: 297692, positive conditional: 0, positive unconditional: 297692, negative: 28490, negative conditional: 0, negative unconditional: 28490, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 852, positive: 782, positive conditional: 0, positive unconditional: 782, negative: 70, negative conditional: 0, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 852, positive: 713, positive conditional: 0, positive unconditional: 713, negative: 139, negative conditional: 0, negative unconditional: 139, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 139, positive: 69, positive conditional: 0, positive unconditional: 69, negative: 70, negative conditional: 0, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 139, positive: 69, positive conditional: 0, positive unconditional: 69, negative: 70, negative conditional: 0, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 144, positive: 90, positive conditional: 0, positive unconditional: 90, negative: 54, negative conditional: 0, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 326182, positive: 296910, positive conditional: 0, positive unconditional: 296910, negative: 28420, negative conditional: 0, negative unconditional: 28420, unknown: 852, unknown conditional: 0, unknown unconditional: 852] , Statistics on independence cache: Total cache size (in pairs): 852, Positive cache size: 782, Positive conditional cache size: 0, Positive unconditional cache size: 782, Negative cache size: 70, Negative conditional cache size: 0, Negative unconditional cache size: 70 ], Maximal queried relation: 0, Independence queries for same thread: 44390 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2677091, positive: 2515851, positive conditional: 2515851, positive unconditional: 0, negative: 161240, negative conditional: 161240, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 2535427, positive: 2515851, positive conditional: 2515851, positive unconditional: 0, negative: 19576, negative conditional: 19576, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 2535427, positive: 2298505, positive conditional: 0, positive unconditional: 2298505, negative: 236922, negative conditional: 0, negative unconditional: 236922, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1105, positive: 1021, positive conditional: 0, positive unconditional: 1021, negative: 84, negative conditional: 0, negative unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1105, positive: 937, positive conditional: 0, positive unconditional: 937, negative: 168, negative conditional: 0, negative unconditional: 168, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 168, positive: 84, positive conditional: 0, positive unconditional: 84, negative: 84, negative conditional: 0, negative unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1057, positive: 739, positive conditional: 655, positive unconditional: 84, negative: 318, negative conditional: 234, negative unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 939, positive: 691, positive conditional: 583, positive unconditional: 108, negative: 248, negative conditional: 174, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2535427, positive: 2297484, positive conditional: 0, positive unconditional: 2297484, negative: 236838, negative conditional: 0, negative unconditional: 236838, unknown: 1105, unknown conditional: 0, unknown unconditional: 1105] , Statistics on independence cache: Total cache size (in pairs): 1994, Positive cache size: 1676, Positive conditional cache size: 655, Positive unconditional cache size: 1021, Negative cache size: 318, Negative conditional cache size: 234, Negative unconditional cache size: 84, SemanticConditionEliminator.Independence Queries: [ total: 510736, positive: 217346, positive conditional: 217346, positive unconditional: 0, negative: 293390, negative conditional: 73121, negative unconditional: 220269, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 510736, positive: 217346, positive conditional: 217346, positive unconditional: 0, negative: 293390, negative conditional: 73121, negative unconditional: 220269, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1057, positive: 739, positive conditional: 655, positive unconditional: 84, negative: 318, negative conditional: 234, negative unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 939, positive: 691, positive conditional: 583, positive unconditional: 108, negative: 248, negative conditional: 174, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 510736, positive: 216691, positive conditional: 216691, positive unconditional: 0, negative: 293156, negative conditional: 72887, negative unconditional: 220269, unknown: 889, unknown conditional: 889, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1994, Positive cache size: 1676, Positive conditional cache size: 655, Positive unconditional cache size: 1021, Negative cache size: 318, Negative conditional cache size: 234, Negative unconditional cache size: 84, Eliminated conditions: 220269, SemanticConditionEliminator.Independence Queries: [ total: 510736, positive: 217346, positive conditional: 217346, positive unconditional: 0, negative: 293390, negative conditional: 73121, negative unconditional: 220269, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 510736, positive: 217346, positive conditional: 217346, positive unconditional: 0, negative: 293390, negative conditional: 73121, negative unconditional: 220269, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1057, positive: 739, positive conditional: 655, positive unconditional: 84, negative: 318, negative conditional: 234, negative unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 939, positive: 691, positive conditional: 583, positive unconditional: 108, negative: 248, negative conditional: 174, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 510736, positive: 216691, positive conditional: 216691, positive unconditional: 0, negative: 293156, negative conditional: 72887, negative unconditional: 220269, unknown: 889, unknown conditional: 889, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1994, Positive cache size: 1676, Positive conditional cache size: 655, Positive unconditional cache size: 1021, Negative cache size: 318, Negative conditional cache size: 234, Negative unconditional cache size: 84, Eliminated conditions: 220269, SemanticConditionEliminator.Independence Queries: [ total: 510736, positive: 217346, positive conditional: 217346, positive unconditional: 0, negative: 293390, negative conditional: 73121, negative unconditional: 220269, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 510736, positive: 217346, positive conditional: 217346, positive unconditional: 0, negative: 293390, negative conditional: 73121, negative unconditional: 220269, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1057, positive: 739, positive conditional: 655, positive unconditional: 84, negative: 318, negative conditional: 234, negative unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 939, positive: 691, positive conditional: 583, positive unconditional: 108, negative: 248, negative conditional: 174, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 510736, positive: 216691, positive conditional: 216691, positive unconditional: 0, negative: 293156, negative conditional: 72887, negative unconditional: 220269, unknown: 889, unknown conditional: 889, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1994, Positive cache size: 1676, Positive conditional cache size: 655, Positive unconditional cache size: 1021, Negative cache size: 318, Negative conditional cache size: 234, Negative unconditional cache size: 84, Eliminated conditions: 220269, SemanticConditionEliminator.Independence Queries: [ total: 510736, positive: 217346, positive conditional: 217346, positive unconditional: 0, negative: 293390, negative conditional: 73121, negative unconditional: 220269, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 510736, positive: 217346, positive conditional: 217346, positive unconditional: 0, negative: 293390, negative conditional: 73121, negative unconditional: 220269, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1057, positive: 739, positive conditional: 655, positive unconditional: 84, negative: 318, negative conditional: 234, negative unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 939, positive: 691, positive conditional: 583, positive unconditional: 108, negative: 248, negative conditional: 174, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 510736, positive: 216691, positive conditional: 216691, positive unconditional: 0, negative: 293156, negative conditional: 72887, negative unconditional: 220269, unknown: 889, unknown conditional: 889, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1994, Positive cache size: 1676, Positive conditional cache size: 655, Positive unconditional cache size: 1021, Negative cache size: 318, Negative conditional cache size: 234, Negative unconditional cache size: 84, Eliminated conditions: 220269, SemanticConditionEliminator.Independence Queries: [ total: 510736, positive: 217346, positive conditional: 217346, positive unconditional: 0, negative: 293390, negative conditional: 73121, negative unconditional: 220269, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 510736, positive: 217346, positive conditional: 217346, positive unconditional: 0, negative: 293390, negative conditional: 73121, negative unconditional: 220269, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1057, positive: 739, positive conditional: 655, positive unconditional: 84, negative: 318, negative conditional: 234, negative unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 939, positive: 691, positive conditional: 583, positive unconditional: 108, negative: 248, negative conditional: 174, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 510736, positive: 216691, positive conditional: 216691, positive unconditional: 0, negative: 293156, negative conditional: 72887, negative unconditional: 220269, unknown: 889, unknown conditional: 889, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1994, Positive cache size: 1676, Positive conditional cache size: 655, Positive unconditional cache size: 1021, Negative cache size: 318, Negative conditional cache size: 234, Negative unconditional cache size: 84, Eliminated conditions: 220269, SemanticConditionEliminator.Independence Queries: [ total: 510736, positive: 217346, positive conditional: 217346, positive unconditional: 0, negative: 293390, negative conditional: 73121, negative unconditional: 220269, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 510736, positive: 217346, positive conditional: 217346, positive unconditional: 0, negative: 293390, negative conditional: 73121, negative unconditional: 220269, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1057, positive: 739, positive conditional: 655, positive unconditional: 84, negative: 318, negative conditional: 234, negative unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 939, positive: 691, positive conditional: 583, positive unconditional: 108, negative: 248, negative conditional: 174, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 510736, positive: 216691, positive conditional: 216691, positive unconditional: 0, negative: 293156, negative conditional: 72887, negative unconditional: 220269, unknown: 889, unknown conditional: 889, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1994, Positive cache size: 1676, Positive conditional cache size: 655, Positive unconditional cache size: 1021, Negative cache size: 318, Negative conditional cache size: 234, Negative unconditional cache size: 84, Eliminated conditions: 220269 ], Maximal queried relation: 6, Independence queries for same thread: 141664 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2784033, positive: 2616329, positive conditional: 2616329, positive unconditional: 0, negative: 167704, negative conditional: 167704, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 2638374, positive: 2616329, positive conditional: 2616329, positive unconditional: 0, negative: 22045, negative conditional: 22045, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 2638374, positive: 2387618, positive conditional: 0, positive unconditional: 2387618, negative: 250756, negative conditional: 0, negative unconditional: 250756, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1082, positive: 1000, positive conditional: 0, positive unconditional: 1000, negative: 82, negative conditional: 0, negative unconditional: 82, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1082, positive: 916, positive conditional: 0, positive unconditional: 916, negative: 166, negative conditional: 0, negative unconditional: 166, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 166, positive: 84, positive conditional: 0, positive unconditional: 84, negative: 82, negative conditional: 0, negative unconditional: 82, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1220, positive: 880, positive conditional: 796, positive unconditional: 84, negative: 340, negative conditional: 258, negative unconditional: 82, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1074, positive: 821, positive conditional: 685, positive unconditional: 137, negative: 252, negative conditional: 196, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2638374, positive: 2386618, positive conditional: 0, positive unconditional: 2386618, negative: 250674, negative conditional: 0, negative unconditional: 250674, unknown: 1082, unknown conditional: 0, unknown unconditional: 1082] , Statistics on independence cache: Total cache size (in pairs): 2136, Positive cache size: 1796, Positive conditional cache size: 796, Positive unconditional cache size: 1000, Negative cache size: 340, Negative conditional cache size: 258, Negative unconditional cache size: 82, SemanticConditionEliminator.Independence Queries: [ total: 544840, positive: 228711, positive conditional: 228711, positive unconditional: 0, negative: 316129, negative conditional: 82235, negative unconditional: 233894, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 544840, positive: 228711, positive conditional: 228711, positive unconditional: 0, negative: 316129, negative conditional: 82235, negative unconditional: 233894, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1220, positive: 880, positive conditional: 796, positive unconditional: 84, negative: 340, negative conditional: 258, negative unconditional: 82, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1074, positive: 821, positive conditional: 685, positive unconditional: 137, negative: 252, negative conditional: 196, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 544840, positive: 227915, positive conditional: 227915, positive unconditional: 0, negative: 315871, negative conditional: 81977, negative unconditional: 233894, unknown: 1054, unknown conditional: 1054, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2136, Positive cache size: 1796, Positive conditional cache size: 796, Positive unconditional cache size: 1000, Negative cache size: 340, Negative conditional cache size: 258, Negative unconditional cache size: 82, Eliminated conditions: 233894, SemanticConditionEliminator.Independence Queries: [ total: 544840, positive: 228711, positive conditional: 228711, positive unconditional: 0, negative: 316129, negative conditional: 82235, negative unconditional: 233894, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 544840, positive: 228711, positive conditional: 228711, positive unconditional: 0, negative: 316129, negative conditional: 82235, negative unconditional: 233894, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1220, positive: 880, positive conditional: 796, positive unconditional: 84, negative: 340, negative conditional: 258, negative unconditional: 82, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1074, positive: 821, positive conditional: 685, positive unconditional: 137, negative: 252, negative conditional: 196, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 544840, positive: 227915, positive conditional: 227915, positive unconditional: 0, negative: 315871, negative conditional: 81977, negative unconditional: 233894, unknown: 1054, unknown conditional: 1054, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2136, Positive cache size: 1796, Positive conditional cache size: 796, Positive unconditional cache size: 1000, Negative cache size: 340, Negative conditional cache size: 258, Negative unconditional cache size: 82, Eliminated conditions: 233894, SemanticConditionEliminator.Independence Queries: [ total: 544840, positive: 228711, positive conditional: 228711, positive unconditional: 0, negative: 316129, negative conditional: 82235, negative unconditional: 233894, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 544840, positive: 228711, positive conditional: 228711, positive unconditional: 0, negative: 316129, negative conditional: 82235, negative unconditional: 233894, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1220, positive: 880, positive conditional: 796, positive unconditional: 84, negative: 340, negative conditional: 258, negative unconditional: 82, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1074, positive: 821, positive conditional: 685, positive unconditional: 137, negative: 252, negative conditional: 196, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 544840, positive: 227915, positive conditional: 227915, positive unconditional: 0, negative: 315871, negative conditional: 81977, negative unconditional: 233894, unknown: 1054, unknown conditional: 1054, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2136, Positive cache size: 1796, Positive conditional cache size: 796, Positive unconditional cache size: 1000, Negative cache size: 340, Negative conditional cache size: 258, Negative unconditional cache size: 82, Eliminated conditions: 233894, SemanticConditionEliminator.Independence Queries: [ total: 544840, positive: 228711, positive conditional: 228711, positive unconditional: 0, negative: 316129, negative conditional: 82235, negative unconditional: 233894, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 544840, positive: 228711, positive conditional: 228711, positive unconditional: 0, negative: 316129, negative conditional: 82235, negative unconditional: 233894, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1220, positive: 880, positive conditional: 796, positive unconditional: 84, negative: 340, negative conditional: 258, negative unconditional: 82, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1074, positive: 821, positive conditional: 685, positive unconditional: 137, negative: 252, negative conditional: 196, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 544840, positive: 227915, positive conditional: 227915, positive unconditional: 0, negative: 315871, negative conditional: 81977, negative unconditional: 233894, unknown: 1054, unknown conditional: 1054, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2136, Positive cache size: 1796, Positive conditional cache size: 796, Positive unconditional cache size: 1000, Negative cache size: 340, Negative conditional cache size: 258, Negative unconditional cache size: 82, Eliminated conditions: 233894, SemanticConditionEliminator.Independence Queries: [ total: 544840, positive: 228711, positive conditional: 228711, positive unconditional: 0, negative: 316129, negative conditional: 82235, negative unconditional: 233894, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 544840, positive: 228711, positive conditional: 228711, positive unconditional: 0, negative: 316129, negative conditional: 82235, negative unconditional: 233894, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1220, positive: 880, positive conditional: 796, positive unconditional: 84, negative: 340, negative conditional: 258, negative unconditional: 82, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1074, positive: 821, positive conditional: 685, positive unconditional: 137, negative: 252, negative conditional: 196, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 544840, positive: 227915, positive conditional: 227915, positive unconditional: 0, negative: 315871, negative conditional: 81977, negative unconditional: 233894, unknown: 1054, unknown conditional: 1054, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2136, Positive cache size: 1796, Positive conditional cache size: 796, Positive unconditional cache size: 1000, Negative cache size: 340, Negative conditional cache size: 258, Negative unconditional cache size: 82, Eliminated conditions: 233894, SemanticConditionEliminator.Independence Queries: [ total: 544840, positive: 228711, positive conditional: 228711, positive unconditional: 0, negative: 316129, negative conditional: 82235, negative unconditional: 233894, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 544840, positive: 228711, positive conditional: 228711, positive unconditional: 0, negative: 316129, negative conditional: 82235, negative unconditional: 233894, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1220, positive: 880, positive conditional: 796, positive unconditional: 84, negative: 340, negative conditional: 258, negative unconditional: 82, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1074, positive: 821, positive conditional: 685, positive unconditional: 137, negative: 252, negative conditional: 196, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 544840, positive: 227915, positive conditional: 227915, positive unconditional: 0, negative: 315871, negative conditional: 81977, negative unconditional: 233894, unknown: 1054, unknown conditional: 1054, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2136, Positive cache size: 1796, Positive conditional cache size: 796, Positive unconditional cache size: 1000, Negative cache size: 340, Negative conditional cache size: 258, Negative unconditional cache size: 82, Eliminated conditions: 233894 ], Maximal queried relation: 6, Independence queries for same thread: 145659 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2777086, positive: 2606613, positive conditional: 2606613, positive unconditional: 0, negative: 170473, negative conditional: 170473, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 2627193, positive: 2606613, positive conditional: 2606613, positive unconditional: 0, negative: 20580, negative conditional: 20580, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 2627193, positive: 2380440, positive conditional: 0, positive unconditional: 2380440, negative: 246753, negative conditional: 0, negative unconditional: 246753, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1052, positive: 975, positive conditional: 0, positive unconditional: 975, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1052, positive: 896, positive conditional: 0, positive unconditional: 896, negative: 156, negative conditional: 0, negative unconditional: 156, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 156, positive: 79, positive conditional: 0, positive unconditional: 79, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1422, positive: 1057, positive conditional: 978, positive unconditional: 79, negative: 365, negative conditional: 288, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1325, positive: 930, positive conditional: 690, positive unconditional: 240, negative: 395, negative conditional: 347, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2627193, positive: 2379465, positive conditional: 0, positive unconditional: 2379465, negative: 246676, negative conditional: 0, negative unconditional: 246676, unknown: 1052, unknown conditional: 0, unknown unconditional: 1052] , Statistics on independence cache: Total cache size (in pairs): 2318, Positive cache size: 1953, Positive conditional cache size: 978, Positive unconditional cache size: 975, Negative cache size: 365, Negative conditional cache size: 288, Negative unconditional cache size: 77, SemanticConditionEliminator.Independence Queries: [ total: 535097, positive: 226173, positive conditional: 226173, positive unconditional: 0, negative: 308924, negative conditional: 77609, negative unconditional: 231315, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 535097, positive: 226173, positive conditional: 226173, positive unconditional: 0, negative: 308924, negative conditional: 77609, negative unconditional: 231315, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1422, positive: 1057, positive conditional: 978, positive unconditional: 79, negative: 365, negative conditional: 288, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1325, positive: 930, positive conditional: 690, positive unconditional: 240, negative: 395, negative conditional: 347, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 535097, positive: 225195, positive conditional: 225195, positive unconditional: 0, negative: 308636, negative conditional: 77321, negative unconditional: 231315, unknown: 1266, unknown conditional: 1266, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2318, Positive cache size: 1953, Positive conditional cache size: 978, Positive unconditional cache size: 975, Negative cache size: 365, Negative conditional cache size: 288, Negative unconditional cache size: 77, Eliminated conditions: 231315, SemanticConditionEliminator.Independence Queries: [ total: 535097, positive: 226173, positive conditional: 226173, positive unconditional: 0, negative: 308924, negative conditional: 77609, negative unconditional: 231315, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 535097, positive: 226173, positive conditional: 226173, positive unconditional: 0, negative: 308924, negative conditional: 77609, negative unconditional: 231315, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1422, positive: 1057, positive conditional: 978, positive unconditional: 79, negative: 365, negative conditional: 288, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1325, positive: 930, positive conditional: 690, positive unconditional: 240, negative: 395, negative conditional: 347, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 535097, positive: 225195, positive conditional: 225195, positive unconditional: 0, negative: 308636, negative conditional: 77321, negative unconditional: 231315, unknown: 1266, unknown conditional: 1266, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2318, Positive cache size: 1953, Positive conditional cache size: 978, Positive unconditional cache size: 975, Negative cache size: 365, Negative conditional cache size: 288, Negative unconditional cache size: 77, Eliminated conditions: 231315, SemanticConditionEliminator.Independence Queries: [ total: 535097, positive: 226173, positive conditional: 226173, positive unconditional: 0, negative: 308924, negative conditional: 77609, negative unconditional: 231315, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 535097, positive: 226173, positive conditional: 226173, positive unconditional: 0, negative: 308924, negative conditional: 77609, negative unconditional: 231315, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1422, positive: 1057, positive conditional: 978, positive unconditional: 79, negative: 365, negative conditional: 288, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1325, positive: 930, positive conditional: 690, positive unconditional: 240, negative: 395, negative conditional: 347, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 535097, positive: 225195, positive conditional: 225195, positive unconditional: 0, negative: 308636, negative conditional: 77321, negative unconditional: 231315, unknown: 1266, unknown conditional: 1266, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2318, Positive cache size: 1953, Positive conditional cache size: 978, Positive unconditional cache size: 975, Negative cache size: 365, Negative conditional cache size: 288, Negative unconditional cache size: 77, Eliminated conditions: 231315, SemanticConditionEliminator.Independence Queries: [ total: 535097, positive: 226173, positive conditional: 226173, positive unconditional: 0, negative: 308924, negative conditional: 77609, negative unconditional: 231315, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 535097, positive: 226173, positive conditional: 226173, positive unconditional: 0, negative: 308924, negative conditional: 77609, negative unconditional: 231315, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1422, positive: 1057, positive conditional: 978, positive unconditional: 79, negative: 365, negative conditional: 288, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1325, positive: 930, positive conditional: 690, positive unconditional: 240, negative: 395, negative conditional: 347, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 535097, positive: 225195, positive conditional: 225195, positive unconditional: 0, negative: 308636, negative conditional: 77321, negative unconditional: 231315, unknown: 1266, unknown conditional: 1266, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2318, Positive cache size: 1953, Positive conditional cache size: 978, Positive unconditional cache size: 975, Negative cache size: 365, Negative conditional cache size: 288, Negative unconditional cache size: 77, Eliminated conditions: 231315, SemanticConditionEliminator.Independence Queries: [ total: 535097, positive: 226173, positive conditional: 226173, positive unconditional: 0, negative: 308924, negative conditional: 77609, negative unconditional: 231315, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 535097, positive: 226173, positive conditional: 226173, positive unconditional: 0, negative: 308924, negative conditional: 77609, negative unconditional: 231315, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1422, positive: 1057, positive conditional: 978, positive unconditional: 79, negative: 365, negative conditional: 288, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1325, positive: 930, positive conditional: 690, positive unconditional: 240, negative: 395, negative conditional: 347, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 535097, positive: 225195, positive conditional: 225195, positive unconditional: 0, negative: 308636, negative conditional: 77321, negative unconditional: 231315, unknown: 1266, unknown conditional: 1266, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2318, Positive cache size: 1953, Positive conditional cache size: 978, Positive unconditional cache size: 975, Negative cache size: 365, Negative conditional cache size: 288, Negative unconditional cache size: 77, Eliminated conditions: 231315, SemanticConditionEliminator.Independence Queries: [ total: 535097, positive: 226173, positive conditional: 226173, positive unconditional: 0, negative: 308924, negative conditional: 77609, negative unconditional: 231315, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 535097, positive: 226173, positive conditional: 226173, positive unconditional: 0, negative: 308924, negative conditional: 77609, negative unconditional: 231315, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1422, positive: 1057, positive conditional: 978, positive unconditional: 79, negative: 365, negative conditional: 288, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1325, positive: 930, positive conditional: 690, positive unconditional: 240, negative: 395, negative conditional: 347, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 535097, positive: 225195, positive conditional: 225195, positive unconditional: 0, negative: 308636, negative conditional: 77321, negative unconditional: 231315, unknown: 1266, unknown conditional: 1266, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2318, Positive cache size: 1953, Positive conditional cache size: 978, Positive unconditional cache size: 975, Negative cache size: 365, Negative conditional cache size: 288, Negative unconditional cache size: 77, Eliminated conditions: 231315 ], Maximal queried relation: 6, Independence queries for same thread: 149893 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 987355, positive: 924801, positive conditional: 924801, positive unconditional: 0, negative: 62554, negative conditional: 62554, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 932457, positive: 924801, positive conditional: 924801, positive unconditional: 0, negative: 7656, negative conditional: 7656, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 932457, positive: 846095, positive conditional: 0, positive unconditional: 846095, negative: 86362, negative conditional: 0, negative unconditional: 86362, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1137, positive: 1053, positive conditional: 0, positive unconditional: 1053, negative: 84, negative conditional: 0, negative unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1137, positive: 966, positive conditional: 0, positive unconditional: 966, negative: 171, negative conditional: 0, negative unconditional: 171, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 171, positive: 87, positive conditional: 0, positive unconditional: 87, negative: 84, negative conditional: 0, negative unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 592, positive: 428, positive conditional: 341, positive unconditional: 87, negative: 164, negative conditional: 80, negative unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 470, positive: 373, positive conditional: 271, positive unconditional: 102, negative: 97, negative conditional: 44, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 932457, positive: 845042, positive conditional: 0, positive unconditional: 845042, negative: 86278, negative conditional: 0, negative unconditional: 86278, unknown: 1137, unknown conditional: 0, unknown unconditional: 1137] , Statistics on independence cache: Total cache size (in pairs): 1558, Positive cache size: 1394, Positive conditional cache size: 341, Positive unconditional cache size: 1053, Negative cache size: 164, Negative conditional cache size: 80, Negative unconditional cache size: 84, SemanticConditionEliminator.Independence Queries: [ total: 154483, positive: 78706, positive conditional: 78706, positive unconditional: 0, negative: 75777, negative conditional: 13923, negative unconditional: 61854, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 154483, positive: 78706, positive conditional: 78706, positive unconditional: 0, negative: 75777, negative conditional: 13923, negative unconditional: 61854, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 592, positive: 428, positive conditional: 341, positive unconditional: 87, negative: 164, negative conditional: 80, negative unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 470, positive: 373, positive conditional: 271, positive unconditional: 102, negative: 97, negative conditional: 44, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 154483, positive: 78365, positive conditional: 78365, positive unconditional: 0, negative: 75697, negative conditional: 13843, negative unconditional: 61854, unknown: 421, unknown conditional: 421, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1558, Positive cache size: 1394, Positive conditional cache size: 341, Positive unconditional cache size: 1053, Negative cache size: 164, Negative conditional cache size: 80, Negative unconditional cache size: 84, Eliminated conditions: 61854, SemanticConditionEliminator.Independence Queries: [ total: 154483, positive: 78706, positive conditional: 78706, positive unconditional: 0, negative: 75777, negative conditional: 13923, negative unconditional: 61854, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 154483, positive: 78706, positive conditional: 78706, positive unconditional: 0, negative: 75777, negative conditional: 13923, negative unconditional: 61854, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 592, positive: 428, positive conditional: 341, positive unconditional: 87, negative: 164, negative conditional: 80, negative unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 470, positive: 373, positive conditional: 271, positive unconditional: 102, negative: 97, negative conditional: 44, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 154483, positive: 78365, positive conditional: 78365, positive unconditional: 0, negative: 75697, negative conditional: 13843, negative unconditional: 61854, unknown: 421, unknown conditional: 421, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1558, Positive cache size: 1394, Positive conditional cache size: 341, Positive unconditional cache size: 1053, Negative cache size: 164, Negative conditional cache size: 80, Negative unconditional cache size: 84, Eliminated conditions: 61854, SemanticConditionEliminator.Independence Queries: [ total: 154483, positive: 78706, positive conditional: 78706, positive unconditional: 0, negative: 75777, negative conditional: 13923, negative unconditional: 61854, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 154483, positive: 78706, positive conditional: 78706, positive unconditional: 0, negative: 75777, negative conditional: 13923, negative unconditional: 61854, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 592, positive: 428, positive conditional: 341, positive unconditional: 87, negative: 164, negative conditional: 80, negative unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 470, positive: 373, positive conditional: 271, positive unconditional: 102, negative: 97, negative conditional: 44, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 154483, positive: 78365, positive conditional: 78365, positive unconditional: 0, negative: 75697, negative conditional: 13843, negative unconditional: 61854, unknown: 421, unknown conditional: 421, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1558, Positive cache size: 1394, Positive conditional cache size: 341, Positive unconditional cache size: 1053, Negative cache size: 164, Negative conditional cache size: 80, Negative unconditional cache size: 84, Eliminated conditions: 61854, SemanticConditionEliminator.Independence Queries: [ total: 154483, positive: 78706, positive conditional: 78706, positive unconditional: 0, negative: 75777, negative conditional: 13923, negative unconditional: 61854, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 154483, positive: 78706, positive conditional: 78706, positive unconditional: 0, negative: 75777, negative conditional: 13923, negative unconditional: 61854, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 592, positive: 428, positive conditional: 341, positive unconditional: 87, negative: 164, negative conditional: 80, negative unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 470, positive: 373, positive conditional: 271, positive unconditional: 102, negative: 97, negative conditional: 44, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 154483, positive: 78365, positive conditional: 78365, positive unconditional: 0, negative: 75697, negative conditional: 13843, negative unconditional: 61854, unknown: 421, unknown conditional: 421, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1558, Positive cache size: 1394, Positive conditional cache size: 341, Positive unconditional cache size: 1053, Negative cache size: 164, Negative conditional cache size: 80, Negative unconditional cache size: 84, Eliminated conditions: 61854 ], Maximal queried relation: 4, Independence queries for same thread: 54898 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3117075, positive: 2903780, positive conditional: 2903780, positive unconditional: 0, negative: 213295, negative conditional: 213295, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 2926820, positive: 2903780, positive conditional: 2903780, positive unconditional: 0, negative: 23040, negative conditional: 23040, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 2926820, positive: 2665462, positive conditional: 0, positive unconditional: 2665462, negative: 261358, negative conditional: 0, negative unconditional: 261358, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1116, positive: 1032, positive conditional: 0, positive unconditional: 1032, negative: 84, negative conditional: 0, negative unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1116, positive: 947, positive conditional: 0, positive unconditional: 947, negative: 169, negative conditional: 0, negative unconditional: 169, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 169, positive: 85, positive conditional: 0, positive unconditional: 85, negative: 84, negative conditional: 0, negative unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1094, positive: 752, positive conditional: 667, positive unconditional: 85, negative: 342, negative conditional: 258, negative unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 855, positive: 609, positive conditional: 525, positive unconditional: 84, negative: 246, negative conditional: 172, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2926820, positive: 2664430, positive conditional: 0, positive unconditional: 2664430, negative: 261274, negative conditional: 0, negative unconditional: 261274, unknown: 1116, unknown conditional: 0, unknown unconditional: 1116] , Statistics on independence cache: Total cache size (in pairs): 2041, Positive cache size: 1699, Positive conditional cache size: 667, Positive unconditional cache size: 1032, Negative cache size: 342, Negative conditional cache size: 258, Negative unconditional cache size: 84, SemanticConditionEliminator.Independence Queries: [ total: 763571, positive: 238318, positive conditional: 238318, positive unconditional: 0, negative: 525253, negative conditional: 89974, negative unconditional: 435279, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 763571, positive: 238318, positive conditional: 238318, positive unconditional: 0, negative: 525253, negative conditional: 89974, negative unconditional: 435279, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1094, positive: 752, positive conditional: 667, positive unconditional: 85, negative: 342, negative conditional: 258, negative unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 855, positive: 609, positive conditional: 525, positive unconditional: 84, negative: 246, negative conditional: 172, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 763571, positive: 237651, positive conditional: 237651, positive unconditional: 0, negative: 524995, negative conditional: 89716, negative unconditional: 435279, unknown: 925, unknown conditional: 925, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2041, Positive cache size: 1699, Positive conditional cache size: 667, Positive unconditional cache size: 1032, Negative cache size: 342, Negative conditional cache size: 258, Negative unconditional cache size: 84, Eliminated conditions: 435279, SemanticConditionEliminator.Independence Queries: [ total: 763571, positive: 238318, positive conditional: 238318, positive unconditional: 0, negative: 525253, negative conditional: 89974, negative unconditional: 435279, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 763571, positive: 238318, positive conditional: 238318, positive unconditional: 0, negative: 525253, negative conditional: 89974, negative unconditional: 435279, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1094, positive: 752, positive conditional: 667, positive unconditional: 85, negative: 342, negative conditional: 258, negative unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 855, positive: 609, positive conditional: 525, positive unconditional: 84, negative: 246, negative conditional: 172, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 763571, positive: 237651, positive conditional: 237651, positive unconditional: 0, negative: 524995, negative conditional: 89716, negative unconditional: 435279, unknown: 925, unknown conditional: 925, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2041, Positive cache size: 1699, Positive conditional cache size: 667, Positive unconditional cache size: 1032, Negative cache size: 342, Negative conditional cache size: 258, Negative unconditional cache size: 84, Eliminated conditions: 435279, SemanticConditionEliminator.Independence Queries: [ total: 763571, positive: 238318, positive conditional: 238318, positive unconditional: 0, negative: 525253, negative conditional: 89974, negative unconditional: 435279, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 763571, positive: 238318, positive conditional: 238318, positive unconditional: 0, negative: 525253, negative conditional: 89974, negative unconditional: 435279, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1094, positive: 752, positive conditional: 667, positive unconditional: 85, negative: 342, negative conditional: 258, negative unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 855, positive: 609, positive conditional: 525, positive unconditional: 84, negative: 246, negative conditional: 172, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 763571, positive: 237651, positive conditional: 237651, positive unconditional: 0, negative: 524995, negative conditional: 89716, negative unconditional: 435279, unknown: 925, unknown conditional: 925, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2041, Positive cache size: 1699, Positive conditional cache size: 667, Positive unconditional cache size: 1032, Negative cache size: 342, Negative conditional cache size: 258, Negative unconditional cache size: 84, Eliminated conditions: 435279, SemanticConditionEliminator.Independence Queries: [ total: 763571, positive: 238318, positive conditional: 238318, positive unconditional: 0, negative: 525253, negative conditional: 89974, negative unconditional: 435279, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 763571, positive: 238318, positive conditional: 238318, positive unconditional: 0, negative: 525253, negative conditional: 89974, negative unconditional: 435279, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1094, positive: 752, positive conditional: 667, positive unconditional: 85, negative: 342, negative conditional: 258, negative unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 855, positive: 609, positive conditional: 525, positive unconditional: 84, negative: 246, negative conditional: 172, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 763571, positive: 237651, positive conditional: 237651, positive unconditional: 0, negative: 524995, negative conditional: 89716, negative unconditional: 435279, unknown: 925, unknown conditional: 925, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2041, Positive cache size: 1699, Positive conditional cache size: 667, Positive unconditional cache size: 1032, Negative cache size: 342, Negative conditional cache size: 258, Negative unconditional cache size: 84, Eliminated conditions: 435279, SemanticConditionEliminator.Independence Queries: [ total: 763571, positive: 238318, positive conditional: 238318, positive unconditional: 0, negative: 525253, negative conditional: 89974, negative unconditional: 435279, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 763571, positive: 238318, positive conditional: 238318, positive unconditional: 0, negative: 525253, negative conditional: 89974, negative unconditional: 435279, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1094, positive: 752, positive conditional: 667, positive unconditional: 85, negative: 342, negative conditional: 258, negative unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 855, positive: 609, positive conditional: 525, positive unconditional: 84, negative: 246, negative conditional: 172, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 763571, positive: 237651, positive conditional: 237651, positive unconditional: 0, negative: 524995, negative conditional: 89716, negative unconditional: 435279, unknown: 925, unknown conditional: 925, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2041, Positive cache size: 1699, Positive conditional cache size: 667, Positive unconditional cache size: 1032, Negative cache size: 342, Negative conditional cache size: 258, Negative unconditional cache size: 84, Eliminated conditions: 435279, SemanticConditionEliminator.Independence Queries: [ total: 763571, positive: 238318, positive conditional: 238318, positive unconditional: 0, negative: 525253, negative conditional: 89974, negative unconditional: 435279, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 763571, positive: 238318, positive conditional: 238318, positive unconditional: 0, negative: 525253, negative conditional: 89974, negative unconditional: 435279, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1094, positive: 752, positive conditional: 667, positive unconditional: 85, negative: 342, negative conditional: 258, negative unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 855, positive: 609, positive conditional: 525, positive unconditional: 84, negative: 246, negative conditional: 172, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 763571, positive: 237651, positive conditional: 237651, positive unconditional: 0, negative: 524995, negative conditional: 89716, negative unconditional: 435279, unknown: 925, unknown conditional: 925, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2041, Positive cache size: 1699, Positive conditional cache size: 667, Positive unconditional cache size: 1032, Negative cache size: 342, Negative conditional cache size: 258, Negative unconditional cache size: 84, Eliminated conditions: 435279 ], Maximal queried relation: 6, Independence queries for same thread: 190255 - PositiveResult [Line: 37]: assertion always holds For all program executions holds that assertion always holds at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: DeviceThreadThread1of1ForFork6 with 1 thread instances CFG has 10 procedures, 67 locations, 14 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 18191.0ms, OverallIterations: 4, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 16.0ms, PartialOrderReductionTime: 16580.2ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 25, 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: 48.5ms SsaConstructionTime, 86.8ms SatisfiabilityAnalysisTime, 738.5ms InterpolantComputationTime, 269 NumberOfCodeBlocks, 269 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 263 ConstructedInterpolants, 0 QuantifiedInterpolants, 1258 SizeOfPredicates, 2 NumberOfNonLiveVariables, 224 ConjunctsInSsa, 77 ConjunctsInUnsatCore, 6 InterpolantComputations, 2 PerfectInterpolantSequences, 66/134 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 10 procedures, 67 locations, 14 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 5017.1ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.1ms, PartialOrderReductionTime: 5007.8ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, 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: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: DeviceThreadThread1of1ForFork4 with 1 thread instances CFG has 10 procedures, 67 locations, 14 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 29066.4ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.0ms, PartialOrderReductionTime: 27223.3ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 40, 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: 23.6ms SsaConstructionTime, 83.2ms SatisfiabilityAnalysisTime, 755.5ms InterpolantComputationTime, 454 NumberOfCodeBlocks, 454 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 444 ConstructedInterpolants, 0 QuantifiedInterpolants, 2179 SizeOfPredicates, 4 NumberOfNonLiveVariables, 393 ConjunctsInSsa, 155 ConjunctsInUnsatCore, 10 InterpolantComputations, 2 PerfectInterpolantSequences, 114/185 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: DeviceThreadThread1of1ForFork5 with 1 thread instances CFG has 10 procedures, 67 locations, 14 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 27316.8ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.7ms, PartialOrderReductionTime: 25751.7ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 45, 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: 15.9ms SsaConstructionTime, 62.8ms SatisfiabilityAnalysisTime, 670.5ms InterpolantComputationTime, 354 NumberOfCodeBlocks, 354 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 345 ConstructedInterpolants, 0 QuantifiedInterpolants, 1707 SizeOfPredicates, 3 NumberOfNonLiveVariables, 286 ConjunctsInSsa, 102 ConjunctsInUnsatCore, 9 InterpolantComputations, 3 PerfectInterpolantSequences, 75/165 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: DeviceThreadThread1of1ForFork2 with 1 thread instances CFG has 10 procedures, 67 locations, 14 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 27097.4ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.7ms, PartialOrderReductionTime: 25450.6ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 51, 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: 14.2ms SsaConstructionTime, 54.4ms SatisfiabilityAnalysisTime, 702.5ms InterpolantComputationTime, 348 NumberOfCodeBlocks, 348 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 339 ConstructedInterpolants, 0 QuantifiedInterpolants, 1768 SizeOfPredicates, 3 NumberOfNonLiveVariables, 298 ConjunctsInSsa, 132 ConjunctsInUnsatCore, 9 InterpolantComputations, 3 PerfectInterpolantSequences, 74/184 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: DeviceThreadThread1of1ForFork3 with 1 thread instances CFG has 10 procedures, 67 locations, 14 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 15332.9ms, OverallIterations: 4, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.7ms, PartialOrderReductionTime: 14256.9ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 25, 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: 13.2ms SsaConstructionTime, 64.8ms SatisfiabilityAnalysisTime, 422.9ms InterpolantComputationTime, 295 NumberOfCodeBlocks, 295 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 289 ConstructedInterpolants, 0 QuantifiedInterpolants, 1511 SizeOfPredicates, 2 NumberOfNonLiveVariables, 280 ConjunctsInSsa, 101 ConjunctsInUnsatCore, 6 InterpolantComputations, 2 PerfectInterpolantSequences, 178/214 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: DeviceThreadThread1of1ForFork1 with 1 thread instances CFG has 10 procedures, 67 locations, 14 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 31357.0ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.6ms, PartialOrderReductionTime: 30018.4ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 44, 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: 13.9ms SsaConstructionTime, 37.5ms SatisfiabilityAnalysisTime, 459.6ms InterpolantComputationTime, 350 NumberOfCodeBlocks, 350 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 341 ConstructedInterpolants, 0 QuantifiedInterpolants, 1761 SizeOfPredicates, 3 NumberOfNonLiveVariables, 308 ConjunctsInSsa, 124 ConjunctsInUnsatCore, 9 InterpolantComputations, 3 PerfectInterpolantSequences, 85/166 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...