/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-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-customized03.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-1c3aa5735269c4be989a50fc1da9ea7b9492ef29-1c3aa57 [2021-07-01 11:27:08,444 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-01 11:27:08,445 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-01 11:27:08,468 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-01 11:27:08,505 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-Random42.epf [2021-07-01 11:27:08,535 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-01 11:27:08,535 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-01 11:27:08,536 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-01 11:27:08,536 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-01 11:27:08,537 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-01 11:27:08,537 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-01 11:27:08,537 INFO L138 SettingsManager]: * Use SBE=true [2021-07-01 11:27:08,537 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-01 11:27:08,537 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-01 11:27:08,537 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-01 11:27:08,537 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-01 11:27:08,537 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-01 11:27:08,538 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-01 11:27:08,538 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-01 11:27:08,538 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-01 11:27:08,538 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-01 11:27:08,538 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-01 11:27:08,538 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-01 11:27:08,538 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-01 11:27:08,539 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-01 11:27:08,539 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-01 11:27:08,539 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-01 11:27:08,539 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-01 11:27:08,539 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-01 11:27:08,539 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-01 11:27:08,539 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-01 11:27:08,539 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-01 11:27:08,540 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-01 11:27:08,540 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-07-01 11:27:08,540 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-01 11:27:08,540 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-01 11:27:08,540 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-01 11:27:08,540 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-01 11:27:08,540 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-07-01 11:27:08,540 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-07-01 11:27:08,541 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-01 11:27:08,755 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-01 11:27:08,768 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-01 11:27:08,769 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-01 11:27:08,770 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-01 11:27:08,770 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-01 11:27:08,771 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-customized03.bpl [2021-07-01 11:27:08,771 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-customized03.bpl' [2021-07-01 11:27:08,786 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-01 11:27:08,787 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-01 11:27:08,788 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-01 11:27:08,788 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-01 11:27:08,788 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-01 11:27:08,796 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "bluetooth-customized03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:27:08" (1/1) ... [2021-07-01 11:27:08,800 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "bluetooth-customized03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:27:08" (1/1) ... [2021-07-01 11:27:08,810 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-01 11:27:08,810 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-01 11:27:08,811 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-01 11:27:08,811 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-01 11:27:08,815 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "bluetooth-customized03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:27:08" (1/1) ... [2021-07-01 11:27:08,815 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "bluetooth-customized03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:27:08" (1/1) ... [2021-07-01 11:27:08,816 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "bluetooth-customized03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:27:08" (1/1) ... [2021-07-01 11:27:08,816 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "bluetooth-customized03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:27:08" (1/1) ... [2021-07-01 11:27:08,817 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "bluetooth-customized03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:27:08" (1/1) ... [2021-07-01 11:27:08,818 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "bluetooth-customized03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:27:08" (1/1) ... [2021-07-01 11:27:08,819 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "bluetooth-customized03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:27:08" (1/1) ... [2021-07-01 11:27:08,819 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-01 11:27:08,820 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-01 11:27:08,820 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-01 11:27:08,820 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-01 11:27:08,821 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "bluetooth-customized03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:27:08" (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 11:27:08,979 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThreadWithAssert given in one single declaration [2021-07-01 11:27:08,979 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThreadWithAssert [2021-07-01 11:27:08,979 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThreadWithAssert [2021-07-01 11:27:08,979 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThread given in one single declaration [2021-07-01 11:27:08,980 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThread [2021-07-01 11:27:08,980 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThread [2021-07-01 11:27:08,980 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ServerThread given in one single declaration [2021-07-01 11:27:08,980 INFO L130 BoogieDeclarations]: Found specification of procedure ServerThread [2021-07-01 11:27:08,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ServerThread [2021-07-01 11:27:08,980 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-01 11:27:08,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-01 11:27:08,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-01 11:27:08,981 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 11:27:09,107 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-01 11:27:09,108 INFO L299 CfgBuilder]: Removed 12 assume(true) statements. [2021-07-01 11:27:09,108 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadWithAssertEXIT is neither atomic block end nor error location. [2021-07-01 11:27:09,108 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadEXIT is neither atomic block end nor error location. [2021-07-01 11:27:09,110 INFO L202 PluginConnector]: Adding new model bluetooth-customized03.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 11:27:09 BoogieIcfgContainer [2021-07-01 11:27:09,110 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-01 11:27:09,111 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-01 11:27:09,111 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-01 11:27:09,113 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-01 11:27:09,113 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth-customized03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:27:08" (1/2) ... [2021-07-01 11:27:09,114 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3eb84482 and model type bluetooth-customized03.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.07 11:27:09, skipping insertion in model container [2021-07-01 11:27:09,114 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth-customized03.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 11:27:09" (2/2) ... [2021-07-01 11:27:09,115 INFO L111 eAbstractionObserver]: Analyzing ICFG bluetooth-customized03.bpl [2021-07-01 11:27:09,118 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-01 11:27:09,118 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-01 11:27:09,118 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-01 11:27:09,119 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-01 11:27:09,144 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-01 11:27:09,158 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 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 11:27:09,189 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-01 11:27:09,189 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-01 11:27:09,189 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-01 11:27:09,190 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-01 11:27:09,190 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-01 11:27:09,190 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-01 11:27:09,190 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-01 11:27:09,190 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-01 11:27:09,463 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (1/2) [2021-07-01 11:27:09,464 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 11:27:09,486 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-01 11:27:09,486 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-01 11:27:09,486 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-01 11:27:09,486 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-01 11:27:09,486 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-01 11:27:09,486 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-01 11:27:09,486 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-01 11:27:09,486 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == DeviceThreadWithAssertThread1of1ForFork1======== [2021-07-01 11:27:09,532 INFO L430 AbstractCegarLoop]: === Iteration 1 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 11:27:09,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 11:27:09,536 INFO L82 PathProgramCache]: Analyzing trace with hash -709711962, now seen corresponding path program 1 times [2021-07-01 11:27:09,544 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 11:27:09,545 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [8176010] [2021-07-01 11:27:09,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 11:27:09,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 11:27:09,645 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 11:27:09,646 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 11:27:09,646 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [8176010] [2021-07-01 11:27:09,646 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [8176010] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 11:27:09,646 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 11:27:09,647 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-01 11:27:09,647 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1220968290] [2021-07-01 11:27:09,651 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-01 11:27:09,651 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 11:27:09,658 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-01 11:27:09,659 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-01 11:27:09,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 11:27:09,660 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 11:27:09,660 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 5.0) 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) [2021-07-01 11:27:09,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 11:27:09,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 11:27:09,723 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-01 11:27:09,723 INFO L430 AbstractCegarLoop]: === Iteration 2 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 11:27:09,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 11:27:09,729 INFO L82 PathProgramCache]: Analyzing trace with hash 377310302, now seen corresponding path program 1 times [2021-07-01 11:27:09,729 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 11:27:09,730 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192472366] [2021-07-01 11:27:09,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 11:27:09,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 11:27:09,763 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 11:27:09,764 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 11:27:09,764 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1192472366] [2021-07-01 11:27:09,764 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1192472366] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 11:27:09,764 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 11:27:09,764 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-01 11:27:09,765 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526138089] [2021-07-01 11:27:09,766 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-01 11:27:09,766 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 11:27:09,770 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-01 11:27:09,770 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-07-01 11:27:09,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 11:27:09,770 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 11:27:09,771 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 11:27:09,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 11:27:09,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 11:27:09,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 11:27:09,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-01 11:27:09,921 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-01 11:27:09,921 INFO L430 AbstractCegarLoop]: === Iteration 3 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 11:27:09,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 11:27:09,921 INFO L82 PathProgramCache]: Analyzing trace with hash -1978940665, now seen corresponding path program 1 times [2021-07-01 11:27:09,921 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 11:27:09,921 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [862854244] [2021-07-01 11:27:09,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 11:27:09,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 11:27:09,976 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-01 11:27:09,977 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 11:27:09,977 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [862854244] [2021-07-01 11:27:09,977 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [862854244] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-01 11:27:09,977 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [278593966] [2021-07-01 11:27:09,977 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 [2021-07-01 11:27:10,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 11:27:10,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 8 conjunts are in the unsatisfiable core [2021-07-01 11:27:10,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-01 11:27:10,195 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-01 11:27:10,195 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [278593966] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-01 11:27:10,195 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-01 11:27:10,195 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3 [2021-07-01 11:27:10,196 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [988522883] [2021-07-01 11:27:10,196 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-01 11:27:10,196 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 11:27:10,196 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-01 11:27:10,197 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-07-01 11:27:10,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 11:27:10,197 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 11:27:10,197 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 4 states have (on average 4.75) internal successors, (19), 4 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) [2021-07-01 11:27:10,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 11:27:10,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-01 11:27:10,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 11:27:10,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 11:27:10,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-01 11:27:10,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-01 11:27:10,648 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-01 11:27:10,649 INFO L430 AbstractCegarLoop]: === Iteration 4 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 11:27:10,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 11:27:10,650 INFO L82 PathProgramCache]: Analyzing trace with hash 1806333215, now seen corresponding path program 1 times [2021-07-01 11:27:10,650 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 11:27:10,650 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [802691296] [2021-07-01 11:27:10,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 11:27:10,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 11:27:10,715 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-01 11:27:10,715 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 11:27:10,715 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [802691296] [2021-07-01 11:27:10,715 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [802691296] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-01 11:27:10,715 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2123521822] [2021-07-01 11:27:10,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-01 11:27:10,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 11:27:10,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 12 conjunts are in the unsatisfiable core [2021-07-01 11:27:10,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-01 11:27:10,815 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-07-01 11:27:10,815 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2123521822] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-01 11:27:10,815 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-01 11:27:10,815 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 4] total 10 [2021-07-01 11:27:10,815 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1016829759] [2021-07-01 11:27:10,816 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-07-01 11:27:10,816 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 11:27:10,816 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-07-01 11:27:10,816 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2021-07-01 11:27:10,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 11:27:10,816 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 11:27:10,817 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 4.2727272727272725) internal successors, (47), 10 states have internal predecessors, (47), 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 11:27:10,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 11:27:10,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-01 11:27:10,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-01 11:27:10,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 11:27:10,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 11:27:10,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-01 11:27:10,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-01 11:27:10,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-01 11:27:11,180 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-01 11:27:11,182 INFO L301 ceAbstractionStarter]: Result for error location DeviceThreadWithAssertThread1of1ForFork1 was SAFE (2/2) [2021-07-01 11:27:11,183 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-01 11:27:11,184 INFO L202 PluginConnector]: Adding new model bluetooth-customized03.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 11:27:11 BasicIcfg [2021-07-01 11:27:11,185 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-01 11:27:11,185 INFO L168 Benchmark]: Toolchain (without parser) took 2397.75 ms. Allocated memory was 127.9 MB in the beginning and 156.2 MB in the end (delta: 28.3 MB). Free memory was 107.9 MB in the beginning and 119.8 MB in the end (delta: -11.9 MB). Peak memory consumption was 74.1 MB. Max. memory is 8.0 GB. [2021-07-01 11:27:11,185 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.12 ms. Allocated memory is still 127.9 MB. Free memory is still 109.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-01 11:27:11,185 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.75 ms. Allocated memory is still 127.9 MB. Free memory was 107.8 MB in the beginning and 106.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-01 11:27:11,185 INFO L168 Benchmark]: Boogie Preprocessor took 8.96 ms. Allocated memory is still 127.9 MB. Free memory was 106.0 MB in the beginning and 105.1 MB in the end (delta: 942.6 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-01 11:27:11,186 INFO L168 Benchmark]: RCFGBuilder took 289.89 ms. Allocated memory is still 127.9 MB. Free memory was 105.1 MB in the beginning and 90.9 MB in the end (delta: 14.2 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-07-01 11:27:11,186 INFO L168 Benchmark]: TraceAbstraction took 2073.80 ms. Allocated memory was 127.9 MB in the beginning and 156.2 MB in the end (delta: 28.3 MB). Free memory was 90.5 MB in the beginning and 119.8 MB in the end (delta: -29.2 MB). Peak memory consumption was 56.3 MB. Max. memory is 8.0 GB. [2021-07-01 11:27:11,186 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 0.12 ms. Allocated memory is still 127.9 MB. Free memory is still 109.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 21.75 ms. Allocated memory is still 127.9 MB. Free memory was 107.8 MB in the beginning and 106.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 8.96 ms. Allocated memory is still 127.9 MB. Free memory was 106.0 MB in the beginning and 105.1 MB in the end (delta: 942.6 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 289.89 ms. Allocated memory is still 127.9 MB. Free memory was 105.1 MB in the beginning and 90.9 MB in the end (delta: 14.2 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2073.80 ms. Allocated memory was 127.9 MB in the beginning and 156.2 MB in the end (delta: 28.3 MB). Free memory was 90.5 MB in the beginning and 119.8 MB in the end (delta: -29.2 MB). Peak memory consumption was 56.3 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1079, positive: 777, positive conditional: 777, positive unconditional: 0, negative: 302, negative conditional: 302, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 884, positive: 777, positive conditional: 777, positive unconditional: 0, negative: 107, negative conditional: 107, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 884, positive: 777, positive conditional: 0, positive unconditional: 777, negative: 107, negative conditional: 0, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 115, positive: 101, positive conditional: 0, positive unconditional: 101, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 115, positive: 87, positive conditional: 0, positive unconditional: 87, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 28, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 28, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 161, positive: 30, positive conditional: 0, positive unconditional: 30, negative: 131, negative conditional: 0, negative unconditional: 131, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 884, positive: 676, positive conditional: 0, positive unconditional: 676, negative: 93, negative conditional: 0, negative unconditional: 93, unknown: 115, unknown conditional: 0, unknown unconditional: 115] , Statistics on independence cache: Total cache size (in pairs): 115, Positive cache size: 101, Positive conditional cache size: 0, Positive unconditional cache size: 101, Negative cache size: 14, Negative conditional cache size: 0, Negative unconditional cache size: 14 ], Maximal queried relation: 0, Independence queries for same thread: 195 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 16588, positive: 14951, positive conditional: 14951, positive unconditional: 0, negative: 1637, negative conditional: 1637, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 15343, positive: 14951, positive conditional: 14951, positive unconditional: 0, negative: 392, negative conditional: 392, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 15343, positive: 13151, positive conditional: 0, positive unconditional: 13151, negative: 2192, negative conditional: 0, negative unconditional: 2192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 226, positive: 202, positive conditional: 0, positive unconditional: 202, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 226, positive: 168, positive conditional: 0, positive unconditional: 168, negative: 58, negative conditional: 0, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 58, positive: 34, positive conditional: 0, positive unconditional: 34, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 152, positive: 81, positive conditional: 47, positive unconditional: 34, negative: 71, negative conditional: 47, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 254, positive: 112, positive conditional: 62, positive unconditional: 51, negative: 141, negative conditional: 72, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 15343, positive: 12949, positive conditional: 0, positive unconditional: 12949, negative: 2168, negative conditional: 0, negative unconditional: 2168, unknown: 226, unknown conditional: 0, unknown unconditional: 226] , Statistics on independence cache: Total cache size (in pairs): 320, Positive cache size: 249, Positive conditional cache size: 47, Positive unconditional cache size: 202, Negative cache size: 71, Negative conditional cache size: 47, Negative unconditional cache size: 24, SemanticConditionEliminator.Independence Queries: [ total: 4561, positive: 1800, positive conditional: 1800, positive unconditional: 0, negative: 2761, negative conditional: 1100, negative unconditional: 1661, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4561, positive: 1800, positive conditional: 1800, positive unconditional: 0, negative: 2761, negative conditional: 1100, negative unconditional: 1661, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 152, positive: 81, positive conditional: 47, positive unconditional: 34, negative: 71, negative conditional: 47, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 254, positive: 112, positive conditional: 62, positive unconditional: 51, negative: 141, negative conditional: 72, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4561, positive: 1753, positive conditional: 1753, positive unconditional: 0, negative: 2714, negative conditional: 1053, negative unconditional: 1661, unknown: 94, unknown conditional: 94, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 320, Positive cache size: 249, Positive conditional cache size: 47, Positive unconditional cache size: 202, Negative cache size: 71, Negative conditional cache size: 47, Negative unconditional cache size: 24, Eliminated conditions: 1661, SemanticConditionEliminator.Independence Queries: [ total: 4561, positive: 1800, positive conditional: 1800, positive unconditional: 0, negative: 2761, negative conditional: 1100, negative unconditional: 1661, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4561, positive: 1800, positive conditional: 1800, positive unconditional: 0, negative: 2761, negative conditional: 1100, negative unconditional: 1661, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 152, positive: 81, positive conditional: 47, positive unconditional: 34, negative: 71, negative conditional: 47, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 254, positive: 112, positive conditional: 62, positive unconditional: 51, negative: 141, negative conditional: 72, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4561, positive: 1753, positive conditional: 1753, positive unconditional: 0, negative: 2714, negative conditional: 1053, negative unconditional: 1661, unknown: 94, unknown conditional: 94, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 320, Positive cache size: 249, Positive conditional cache size: 47, Positive unconditional cache size: 202, Negative cache size: 71, Negative conditional cache size: 47, Negative unconditional cache size: 24, Eliminated conditions: 1661, SemanticConditionEliminator.Independence Queries: [ total: 4561, positive: 1800, positive conditional: 1800, positive unconditional: 0, negative: 2761, negative conditional: 1100, negative unconditional: 1661, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4561, positive: 1800, positive conditional: 1800, positive unconditional: 0, negative: 2761, negative conditional: 1100, negative unconditional: 1661, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 152, positive: 81, positive conditional: 47, positive unconditional: 34, negative: 71, negative conditional: 47, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 254, positive: 112, positive conditional: 62, positive unconditional: 51, negative: 141, negative conditional: 72, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4561, positive: 1753, positive conditional: 1753, positive unconditional: 0, negative: 2714, negative conditional: 1053, negative unconditional: 1661, unknown: 94, unknown conditional: 94, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 320, Positive cache size: 249, Positive conditional cache size: 47, Positive unconditional cache size: 202, Negative cache size: 71, Negative conditional cache size: 47, Negative unconditional cache size: 24, Eliminated conditions: 1661, SemanticConditionEliminator.Independence Queries: [ total: 4561, positive: 1800, positive conditional: 1800, positive unconditional: 0, negative: 2761, negative conditional: 1100, negative unconditional: 1661, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4561, positive: 1800, positive conditional: 1800, positive unconditional: 0, negative: 2761, negative conditional: 1100, negative unconditional: 1661, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 152, positive: 81, positive conditional: 47, positive unconditional: 34, negative: 71, negative conditional: 47, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 254, positive: 112, positive conditional: 62, positive unconditional: 51, negative: 141, negative conditional: 72, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4561, positive: 1753, positive conditional: 1753, positive unconditional: 0, negative: 2714, negative conditional: 1053, negative unconditional: 1661, unknown: 94, unknown conditional: 94, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 320, Positive cache size: 249, Positive conditional cache size: 47, Positive unconditional cache size: 202, Negative cache size: 71, Negative conditional cache size: 47, Negative unconditional cache size: 24, Eliminated conditions: 1661 ], Maximal queried relation: 4, Independence queries for same thread: 1245 - PositiveResult [Line: 36]: 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 8 procedures, 45 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 294.2ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 6.9ms, PartialOrderReductionTime: 261.4ms, 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 8 procedures, 45 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1716.2ms, OverallIterations: 4, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.9ms, PartialOrderReductionTime: 658.9ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 20, 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: 12.6ms SsaConstructionTime, 59.7ms SatisfiabilityAnalysisTime, 412.1ms InterpolantComputationTime, 111 NumberOfCodeBlocks, 111 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 105 ConstructedInterpolants, 0 QuantifiedInterpolants, 329 SizeOfPredicates, 0 NumberOfNonLiveVariables, 84 ConjunctsInSsa, 20 ConjunctsInUnsatCore, 6 InterpolantComputations, 2 PerfectInterpolantSequences, 9/14 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...