/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-customized07.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-1c3aa5735269c4be989a50fc1da9ea7b9492ef29-1c3aa57 [2021-07-01 10:46:16,422 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-01 10:46:16,424 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-01 10:46:16,454 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-01 10:46:16,496 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-01 10:46:16,496 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-01 10:46:16,496 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-01 10:46:16,499 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe.epf [2021-07-01 10:46:16,525 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-01 10:46:16,525 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-01 10:46:16,526 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-01 10:46:16,526 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-01 10:46:16,528 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-01 10:46:16,528 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-01 10:46:16,528 INFO L138 SettingsManager]: * Use SBE=true [2021-07-01 10:46:16,528 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-01 10:46:16,528 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-01 10:46:16,528 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-01 10:46:16,529 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-01 10:46:16,529 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-01 10:46:16,529 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-01 10:46:16,529 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-01 10:46:16,529 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-01 10:46:16,529 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-01 10:46:16,529 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-01 10:46:16,529 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-01 10:46:16,529 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-01 10:46:16,530 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-01 10:46:16,530 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-01 10:46:16,530 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-01 10:46:16,530 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-01 10:46:16,530 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-01 10:46:16,530 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-01 10:46:16,530 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-01 10:46:16,530 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-01 10:46:16,530 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-01 10:46:16,531 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-01 10:46:16,531 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-01 10:46:16,531 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-01 10:46:16,531 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-01 10:46:16,531 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-07-01 10:46:16,531 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-01 10:46:16,759 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-01 10:46:16,773 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-01 10:46:16,775 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-01 10:46:16,776 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-01 10:46:16,777 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-01 10:46:16,778 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-customized07.bpl [2021-07-01 10:46:16,778 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-customized07.bpl' [2021-07-01 10:46:16,796 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-01 10:46:16,797 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-01 10:46:16,798 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-01 10:46:16,799 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-01 10:46:16,799 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-01 10:46:16,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "bluetooth-customized07.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 10:46:16" (1/1) ... [2021-07-01 10:46:16,812 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "bluetooth-customized07.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 10:46:16" (1/1) ... [2021-07-01 10:46:16,822 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-01 10:46:16,824 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-01 10:46:16,824 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-01 10:46:16,824 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-01 10:46:16,829 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "bluetooth-customized07.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 10:46:16" (1/1) ... [2021-07-01 10:46:16,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "bluetooth-customized07.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 10:46:16" (1/1) ... [2021-07-01 10:46:16,829 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "bluetooth-customized07.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 10:46:16" (1/1) ... [2021-07-01 10:46:16,830 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "bluetooth-customized07.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 10:46:16" (1/1) ... [2021-07-01 10:46:16,831 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "bluetooth-customized07.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 10:46:16" (1/1) ... [2021-07-01 10:46:16,832 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "bluetooth-customized07.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 10:46:16" (1/1) ... [2021-07-01 10:46:16,833 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "bluetooth-customized07.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 10:46:16" (1/1) ... [2021-07-01 10:46:16,834 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-01 10:46:16,834 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-01 10:46:16,834 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-01 10:46:16,834 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-01 10:46:16,835 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "bluetooth-customized07.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 10:46:16" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-01 10:46:16,886 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThreadWithAssert given in one single declaration [2021-07-01 10:46:16,886 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThreadWithAssert [2021-07-01 10:46:16,886 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThreadWithAssert [2021-07-01 10:46:16,886 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThread given in one single declaration [2021-07-01 10:46:16,886 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThread [2021-07-01 10:46:16,886 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThread [2021-07-01 10:46:16,887 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ServerThread given in one single declaration [2021-07-01 10:46:16,887 INFO L130 BoogieDeclarations]: Found specification of procedure ServerThread [2021-07-01 10:46:16,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ServerThread [2021-07-01 10:46:16,887 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-01 10:46:16,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-01 10:46:16,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-01 10:46:16,888 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-01 10:46:17,134 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-01 10:46:17,134 INFO L299 CfgBuilder]: Removed 12 assume(true) statements. [2021-07-01 10:46:17,135 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadWithAssertEXIT is neither atomic block end nor error location. [2021-07-01 10:46:17,135 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadEXIT is neither atomic block end nor error location. [2021-07-01 10:46:17,136 INFO L202 PluginConnector]: Adding new model bluetooth-customized07.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 10:46:17 BoogieIcfgContainer [2021-07-01 10:46:17,136 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-01 10:46:17,137 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-01 10:46:17,138 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-01 10:46:17,139 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-01 10:46:17,140 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth-customized07.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 10:46:16" (1/2) ... [2021-07-01 10:46:17,140 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f71d2d2 and model type bluetooth-customized07.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.07 10:46:17, skipping insertion in model container [2021-07-01 10:46:17,140 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth-customized07.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 10:46:17" (2/2) ... [2021-07-01 10:46:17,141 INFO L111 eAbstractionObserver]: Analyzing ICFG bluetooth-customized07.bpl [2021-07-01 10:46:17,145 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-01 10:46:17,145 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-01 10:46:17,145 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-01 10:46:17,145 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-01 10:46:17,179 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-01 10:46:17,199 INFO L255 AbstractCegarLoop]: Starting to check reachability of 8 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-01 10:46:17,250 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-01 10:46:17,250 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-01 10:46:17,250 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-01 10:46:17,250 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-01 10:46:17,250 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-01 10:46:17,250 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-01 10:46:17,251 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-01 10:46:17,251 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-01 10:46:19,271 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (1/2) [2021-07-01 10:46:19,273 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 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-01 10:46:19,277 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-01 10:46:19,277 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-01 10:46:19,278 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-01 10:46:19,278 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-01 10:46:19,278 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-01 10:46:19,278 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-01 10:46:19,278 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-01 10:46:19,278 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == DeviceThreadWithAssertThread1of1ForFork1======== [2021-07-01 10:46:19,282 INFO L430 AbstractCegarLoop]: === Iteration 1 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 10:46:19,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 10:46:19,285 INFO L82 PathProgramCache]: Analyzing trace with hash 788128059, now seen corresponding path program 1 times [2021-07-01 10:46:19,290 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 10:46:19,290 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146478306] [2021-07-01 10:46:19,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 10:46:19,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 10:46:19,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-01 10:46:19,370 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 10:46:19,370 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1146478306] [2021-07-01 10:46:19,370 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1146478306] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 10:46:19,370 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 10:46:19,371 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-01 10:46:19,371 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [508258034] [2021-07-01 10:46:19,375 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-01 10:46:19,375 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 10:46:19,382 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-01 10:46:19,384 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-01 10:46:19,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 10:46:19,385 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 10:46:19,385 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:46:19,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 10:46:19,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 10:46:19,591 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-01 10:46:19,591 INFO L430 AbstractCegarLoop]: === Iteration 2 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 10:46:19,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 10:46:19,597 INFO L82 PathProgramCache]: Analyzing trace with hash 2133900617, now seen corresponding path program 1 times [2021-07-01 10:46:19,597 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 10:46:19,597 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [82740443] [2021-07-01 10:46:19,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 10:46:19,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 10:46:19,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-01 10:46:19,621 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 10:46:19,621 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [82740443] [2021-07-01 10:46:19,621 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [82740443] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 10:46:19,621 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 10:46:19,621 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-01 10:46:19,622 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351635914] [2021-07-01 10:46:19,624 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-01 10:46:19,624 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 10:46:19,625 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-01 10:46:19,625 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-07-01 10:46:19,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 10:46:19,626 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 10:46:19,626 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:46:19,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 10:46:19,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 10:46:25,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 10:46:25,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-01 10:46:25,628 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-01 10:46:25,629 INFO L430 AbstractCegarLoop]: === Iteration 3 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 10:46:25,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 10:46:25,629 INFO L82 PathProgramCache]: Analyzing trace with hash -1438463393, now seen corresponding path program 1 times [2021-07-01 10:46:25,629 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 10:46:25,629 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1526978227] [2021-07-01 10:46:25,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 10:46:25,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 10:46:25,660 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-01 10:46:25,661 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 10:46:25,661 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1526978227] [2021-07-01 10:46:25,661 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1526978227] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 10:46:25,661 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 10:46:25,661 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-01 10:46:25,661 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1392045255] [2021-07-01 10:46:25,662 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-01 10:46:25,662 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 10:46:25,662 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-01 10:46:25,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-07-01 10:46:25,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 10:46:25,662 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 10:46:25,662 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 4 states have (on average 6.25) internal successors, (25), 4 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) [2021-07-01 10:46:25,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 10:46:25,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-01 10:46:25,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 10:46:28,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 10:46:28,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-01 10:46:28,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-01 10:46:28,373 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-01 10:46:28,373 INFO L430 AbstractCegarLoop]: === Iteration 4 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 10:46:28,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 10:46:28,374 INFO L82 PathProgramCache]: Analyzing trace with hash -1839205478, now seen corresponding path program 1 times [2021-07-01 10:46:28,374 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 10:46:28,374 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [143419757] [2021-07-01 10:46:28,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 10:46:28,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 10:46:28,410 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-01 10:46:28,410 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 10:46:28,411 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [143419757] [2021-07-01 10:46:28,411 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [143419757] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 10:46:28,411 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 10:46:28,411 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-01 10:46:28,411 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2031998848] [2021-07-01 10:46:28,411 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-01 10:46:28,411 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 10:46:28,412 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-01 10:46:28,412 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-07-01 10:46:28,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 10:46:28,412 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 10:46:28,412 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:46:28,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 10:46:28,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-01 10:46:28,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-01 10:46:28,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 10:46:32,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 10:46:32,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-01 10:46:32,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-01 10:46:32,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-01 10:46:32,944 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-01 10:46:32,947 INFO L301 ceAbstractionStarter]: Result for error location DeviceThreadWithAssertThread1of1ForFork1 was SAFE (2/2) [2021-07-01 10:46:32,947 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-01 10:46:32,948 INFO L202 PluginConnector]: Adding new model bluetooth-customized07.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 10:46:32 BasicIcfg [2021-07-01 10:46:32,948 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-01 10:46:32,949 INFO L168 Benchmark]: Toolchain (without parser) took 16152.53 ms. Allocated memory was 188.7 MB in the beginning and 3.0 GB in the end (delta: 2.8 GB). Free memory was 168.7 MB in the beginning and 2.2 GB in the end (delta: -2.0 GB). Peak memory consumption was 1.2 GB. Max. memory is 8.0 GB. [2021-07-01 10:46:32,950 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.13 ms. Allocated memory is still 188.7 MB. Free memory is still 169.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-01 10:46:32,950 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.59 ms. Allocated memory is still 188.7 MB. Free memory was 168.7 MB in the beginning and 166.9 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-01 10:46:32,950 INFO L168 Benchmark]: Boogie Preprocessor took 10.07 ms. Allocated memory is still 188.7 MB. Free memory was 166.9 MB in the beginning and 165.8 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-01 10:46:32,951 INFO L168 Benchmark]: RCFGBuilder took 302.08 ms. Allocated memory is still 188.7 MB. Free memory was 165.8 MB in the beginning and 151.3 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2021-07-01 10:46:32,951 INFO L168 Benchmark]: TraceAbstraction took 15811.03 ms. Allocated memory was 188.7 MB in the beginning and 3.0 GB in the end (delta: 2.8 GB). Free memory was 150.9 MB in the beginning and 2.2 GB in the end (delta: -2.1 GB). Peak memory consumption was 1.2 GB. Max. memory is 8.0 GB. [2021-07-01 10:46:32,952 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.13 ms. Allocated memory is still 188.7 MB. Free memory is still 169.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 24.59 ms. Allocated memory is still 188.7 MB. Free memory was 168.7 MB in the beginning and 166.9 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 10.07 ms. Allocated memory is still 188.7 MB. Free memory was 166.9 MB in the beginning and 165.8 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 302.08 ms. Allocated memory is still 188.7 MB. Free memory was 165.8 MB in the beginning and 151.3 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 15811.03 ms. Allocated memory was 188.7 MB in the beginning and 3.0 GB in the end (delta: 2.8 GB). Free memory was 150.9 MB in the beginning and 2.2 GB in the end (delta: -2.1 GB). Peak memory consumption was 1.2 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: 375797, positive: 336400, positive conditional: 336400, positive unconditional: 0, negative: 39397, negative conditional: 39397, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 353114, positive: 336400, positive conditional: 336400, positive unconditional: 0, negative: 16714, negative conditional: 16714, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 353114, positive: 336400, positive conditional: 0, positive unconditional: 336400, negative: 16714, negative conditional: 0, negative unconditional: 16714, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 469, positive: 438, positive conditional: 0, positive unconditional: 438, negative: 31, negative conditional: 0, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 469, positive: 321, positive conditional: 0, positive unconditional: 321, negative: 148, negative conditional: 0, negative unconditional: 148, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 148, positive: 117, positive conditional: 0, positive unconditional: 117, negative: 31, negative conditional: 0, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 148, positive: 117, positive conditional: 0, positive unconditional: 117, negative: 31, negative conditional: 0, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 345, positive: 275, positive conditional: 0, positive unconditional: 275, negative: 70, negative conditional: 0, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 353114, positive: 335962, positive conditional: 0, positive unconditional: 335962, negative: 16683, negative conditional: 0, negative unconditional: 16683, unknown: 469, unknown conditional: 0, unknown unconditional: 469] , Statistics on independence cache: Total cache size (in pairs): 469, Positive cache size: 438, Positive conditional cache size: 0, Positive unconditional cache size: 438, Negative cache size: 31, Negative conditional cache size: 0, Negative unconditional cache size: 31 ], Maximal queried relation: 0, Independence queries for same thread: 22683 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2177043, positive: 2093403, positive conditional: 2093403, positive unconditional: 0, negative: 83640, negative conditional: 83640, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 2114795, positive: 2093403, positive conditional: 2093403, positive unconditional: 0, negative: 21392, negative conditional: 21392, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 2114795, positive: 2031319, positive conditional: 0, positive unconditional: 2031319, negative: 83476, negative conditional: 0, negative unconditional: 83476, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 685, positive: 644, positive conditional: 0, positive unconditional: 644, negative: 41, negative conditional: 0, negative unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 685, positive: 474, positive conditional: 0, positive unconditional: 474, negative: 211, negative conditional: 0, negative unconditional: 211, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 211, positive: 170, positive conditional: 0, positive unconditional: 170, negative: 41, negative conditional: 0, negative unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 346, positive: 223, positive conditional: 53, positive unconditional: 170, negative: 123, negative conditional: 82, negative unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 351, positive: 213, positive conditional: 66, positive unconditional: 147, negative: 139, negative conditional: 95, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2114795, positive: 2030675, positive conditional: 0, positive unconditional: 2030675, negative: 83435, negative conditional: 0, negative unconditional: 83435, unknown: 685, unknown conditional: 0, unknown unconditional: 685] , Statistics on independence cache: Total cache size (in pairs): 820, Positive cache size: 697, Positive conditional cache size: 53, Positive unconditional cache size: 644, Negative cache size: 123, Negative conditional cache size: 82, Negative unconditional cache size: 41, SemanticConditionEliminator.Independence Queries: [ total: 161143, positive: 62084, positive conditional: 62084, positive unconditional: 0, negative: 99059, negative conditional: 58425, negative unconditional: 40634, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 161143, positive: 62084, positive conditional: 62084, positive unconditional: 0, negative: 99059, negative conditional: 58425, negative unconditional: 40634, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 346, positive: 223, positive conditional: 53, positive unconditional: 170, negative: 123, negative conditional: 82, negative unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 351, positive: 213, positive conditional: 66, positive unconditional: 147, negative: 139, negative conditional: 95, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 161143, positive: 62031, positive conditional: 62031, positive unconditional: 0, negative: 98977, negative conditional: 58343, negative unconditional: 40634, unknown: 135, unknown conditional: 135, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 820, Positive cache size: 697, Positive conditional cache size: 53, Positive unconditional cache size: 644, Negative cache size: 123, Negative conditional cache size: 82, Negative unconditional cache size: 41, Eliminated conditions: 40634, SemanticConditionEliminator.Independence Queries: [ total: 161143, positive: 62084, positive conditional: 62084, positive unconditional: 0, negative: 99059, negative conditional: 58425, negative unconditional: 40634, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 161143, positive: 62084, positive conditional: 62084, positive unconditional: 0, negative: 99059, negative conditional: 58425, negative unconditional: 40634, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 346, positive: 223, positive conditional: 53, positive unconditional: 170, negative: 123, negative conditional: 82, negative unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 351, positive: 213, positive conditional: 66, positive unconditional: 147, negative: 139, negative conditional: 95, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 161143, positive: 62031, positive conditional: 62031, positive unconditional: 0, negative: 98977, negative conditional: 58343, negative unconditional: 40634, unknown: 135, unknown conditional: 135, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 820, Positive cache size: 697, Positive conditional cache size: 53, Positive unconditional cache size: 644, Negative cache size: 123, Negative conditional cache size: 82, Negative unconditional cache size: 41, Eliminated conditions: 40634, SemanticConditionEliminator.Independence Queries: [ total: 161143, positive: 62084, positive conditional: 62084, positive unconditional: 0, negative: 99059, negative conditional: 58425, negative unconditional: 40634, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 161143, positive: 62084, positive conditional: 62084, positive unconditional: 0, negative: 99059, negative conditional: 58425, negative unconditional: 40634, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 346, positive: 223, positive conditional: 53, positive unconditional: 170, negative: 123, negative conditional: 82, negative unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 351, positive: 213, positive conditional: 66, positive unconditional: 147, negative: 139, negative conditional: 95, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 161143, positive: 62031, positive conditional: 62031, positive unconditional: 0, negative: 98977, negative conditional: 58343, negative unconditional: 40634, unknown: 135, unknown conditional: 135, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 820, Positive cache size: 697, Positive conditional cache size: 53, Positive unconditional cache size: 644, Negative cache size: 123, Negative conditional cache size: 82, Negative unconditional cache size: 41, Eliminated conditions: 40634, SemanticConditionEliminator.Independence Queries: [ total: 161143, positive: 62084, positive conditional: 62084, positive unconditional: 0, negative: 99059, negative conditional: 58425, negative unconditional: 40634, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 161143, positive: 62084, positive conditional: 62084, positive unconditional: 0, negative: 99059, negative conditional: 58425, negative unconditional: 40634, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 346, positive: 223, positive conditional: 53, positive unconditional: 170, negative: 123, negative conditional: 82, negative unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 351, positive: 213, positive conditional: 66, positive unconditional: 147, negative: 139, negative conditional: 95, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 161143, positive: 62031, positive conditional: 62031, positive unconditional: 0, negative: 98977, negative conditional: 58343, negative unconditional: 40634, unknown: 135, unknown conditional: 135, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 820, Positive cache size: 697, Positive conditional cache size: 53, Positive unconditional cache size: 644, Negative cache size: 123, Negative conditional cache size: 82, Negative unconditional cache size: 41, Eliminated conditions: 40634 ], Maximal queried relation: 4, Independence queries for same thread: 62248 - PositiveResult [Line: 40]: 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: ULTIMATE.start with 1 thread instances CFG has 12 procedures, 65 locations, 10 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2053.9ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 16.0ms, PartialOrderReductionTime: 1997.2ms, 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: DeviceThreadWithAssertThread1of1ForFork1 with 1 thread instances CFG has 12 procedures, 65 locations, 10 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 13672.8ms, OverallIterations: 4, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.0ms, PartialOrderReductionTime: 13452.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 18, 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: 3.5ms SsaConstructionTime, 27.0ms SatisfiabilityAnalysisTime, 94.4ms InterpolantComputationTime, 72 NumberOfCodeBlocks, 72 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 68 ConstructedInterpolants, 0 QuantifiedInterpolants, 180 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 2/2 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...