/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-None-NoLbe.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 09:40:04,118 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-01 09:40:04,120 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-01 09:40:04,150 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-01 09:40:04,151 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-01 09:40:04,154 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-01 09:40:04,155 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-01 09:40:04,159 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-01 09:40:04,161 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-01 09:40:04,164 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-01 09:40:04,164 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-01 09:40:04,165 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-01 09:40:04,166 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-01 09:40:04,167 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-01 09:40:04,168 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-01 09:40:04,169 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-01 09:40:04,171 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-01 09:40:04,172 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-01 09:40:04,173 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-01 09:40:04,185 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-01 09:40:04,186 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-01 09:40:04,187 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-01 09:40:04,188 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-01 09:40:04,191 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-01 09:40:04,199 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-07-01 09:40:04,205 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-01 09:40:04,206 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-01 09:40:04,206 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-01 09:40:04,209 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-None-NoLbe.epf [2021-07-01 09:40:04,239 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-01 09:40:04,240 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-01 09:40:04,240 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-01 09:40:04,240 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-01 09:40:04,242 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-01 09:40:04,242 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-01 09:40:04,242 INFO L138 SettingsManager]: * Use SBE=true [2021-07-01 09:40:04,243 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-01 09:40:04,243 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-01 09:40:04,243 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-01 09:40:04,243 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-01 09:40:04,243 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-01 09:40:04,244 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-01 09:40:04,244 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-01 09:40:04,244 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-01 09:40:04,244 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-01 09:40:04,244 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-01 09:40:04,244 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-01 09:40:04,244 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-01 09:40:04,244 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-01 09:40:04,244 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-01 09:40:04,244 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-01 09:40:04,245 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-01 09:40:04,245 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-01 09:40:04,245 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-01 09:40:04,245 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-01 09:40:04,245 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-01 09:40:04,245 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-01 09:40:04,245 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-01 09:40:04,245 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-01 09:40:04,245 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-01 09:40:04,245 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-01 09:40:04,246 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-01 09:40:04,503 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-01 09:40:04,525 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-01 09:40:04,527 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-01 09:40:04,528 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-01 09:40:04,536 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-01 09:40:04,537 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-customized03.bpl [2021-07-01 09:40:04,537 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-customized03.bpl' [2021-07-01 09:40:04,554 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-01 09:40:04,555 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-01 09:40:04,565 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-01 09:40:04,565 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-01 09:40:04,565 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-01 09:40:04,575 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 09:40:04" (1/1) ... [2021-07-01 09:40:04,581 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 09:40:04" (1/1) ... [2021-07-01 09:40:04,592 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-01 09:40:04,593 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-01 09:40:04,593 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-01 09:40:04,593 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-01 09:40:04,599 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 09:40:04" (1/1) ... [2021-07-01 09:40:04,599 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 09:40:04" (1/1) ... [2021-07-01 09:40:04,599 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 09:40:04" (1/1) ... [2021-07-01 09:40:04,600 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 09:40:04" (1/1) ... [2021-07-01 09:40:04,601 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 09:40:04" (1/1) ... [2021-07-01 09:40:04,603 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 09:40:04" (1/1) ... [2021-07-01 09:40:04,603 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 09:40:04" (1/1) ... [2021-07-01 09:40:04,604 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-01 09:40:04,605 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-01 09:40:04,605 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-01 09:40:04,605 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-01 09:40:04,607 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "bluetooth-customized03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 09:40:04" (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 09:40:04,656 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThreadWithAssert given in one single declaration [2021-07-01 09:40:04,656 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThreadWithAssert [2021-07-01 09:40:04,656 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThreadWithAssert [2021-07-01 09:40:04,656 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThread given in one single declaration [2021-07-01 09:40:04,656 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThread [2021-07-01 09:40:04,656 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThread [2021-07-01 09:40:04,656 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ServerThread given in one single declaration [2021-07-01 09:40:04,657 INFO L130 BoogieDeclarations]: Found specification of procedure ServerThread [2021-07-01 09:40:04,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ServerThread [2021-07-01 09:40:04,658 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-01 09:40:04,659 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-01 09:40:04,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-01 09:40:04,660 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 09:40:04,866 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-01 09:40:04,866 INFO L299 CfgBuilder]: Removed 12 assume(true) statements. [2021-07-01 09:40:04,867 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadWithAssertEXIT is neither atomic block end nor error location. [2021-07-01 09:40:04,867 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadEXIT is neither atomic block end nor error location. [2021-07-01 09:40:04,868 INFO L202 PluginConnector]: Adding new model bluetooth-customized03.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 09:40:04 BoogieIcfgContainer [2021-07-01 09:40:04,868 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-01 09:40:04,870 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-01 09:40:04,870 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-01 09:40:04,872 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-01 09:40:04,872 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth-customized03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 09:40:04" (1/2) ... [2021-07-01 09:40:04,872 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@578fb3f3 and model type bluetooth-customized03.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.07 09:40:04, skipping insertion in model container [2021-07-01 09:40:04,872 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 09:40:04" (2/2) ... [2021-07-01 09:40:04,873 INFO L111 eAbstractionObserver]: Analyzing ICFG bluetooth-customized03.bpl [2021-07-01 09:40:04,877 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-01 09:40:04,877 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-01 09:40:04,877 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-01 09:40:04,878 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-01 09:40:04,899 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-01 09:40:04,933 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 09:40:04,972 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-01 09:40:04,972 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-01 09:40:04,972 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-01 09:40:04,972 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-01 09:40:04,973 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-01 09:40:04,973 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-01 09:40:04,973 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-01 09:40:04,973 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-01 09:40:04,982 INFO L112 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 39 places, 29 transitions, 78 flow [2021-07-01 09:40:05,065 INFO L134 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 671 states, 129 states have (on average 2.75968992248062) internal successors, (356), 130 states have internal predecessors, (356), 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 09:40:05,079 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (1/2) [2021-07-01 09:40:05,080 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 09:40:05,087 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-01 09:40:05,087 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-01 09:40:05,087 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-01 09:40:05,087 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-01 09:40:05,087 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-01 09:40:05,087 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-01 09:40:05,087 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-01 09:40:05,087 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == DeviceThreadWithAssertThread1of1ForFork1======== [2021-07-01 09:40:05,088 INFO L112 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 39 places, 29 transitions, 78 flow [2021-07-01 09:40:05,113 INFO L134 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 671 states, 538 states have (on average 4.148698884758364) internal successors, (2232), 538 states have internal predecessors, (2232), 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 09:40:05,115 INFO L430 AbstractCegarLoop]: === Iteration 1 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 09:40:05,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 09:40:05,121 INFO L82 PathProgramCache]: Analyzing trace with hash -543404238, now seen corresponding path program 1 times [2021-07-01 09:40:05,134 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 09:40:05,135 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1141709122] [2021-07-01 09:40:05,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 09:40:05,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 09:40:05,239 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 09:40:05,240 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 09:40:05,240 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1141709122] [2021-07-01 09:40:05,240 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1141709122] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 09:40:05,241 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 09:40:05,241 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-01 09:40:05,241 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1886876183] [2021-07-01 09:40:05,244 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-01 09:40:05,245 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 09:40:05,252 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-01 09:40:05,252 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-01 09:40:05,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 09:40:05,254 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 09:40:05,254 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 09:40:05,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 09:40:05,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 09:40:05,280 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-01 09:40:05,281 INFO L430 AbstractCegarLoop]: === Iteration 2 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 09:40:05,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 09:40:05,293 INFO L82 PathProgramCache]: Analyzing trace with hash 377310302, now seen corresponding path program 1 times [2021-07-01 09:40:05,293 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 09:40:05,293 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [826619702] [2021-07-01 09:40:05,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 09:40:05,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 09:40:05,317 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 09:40:05,318 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 09:40:05,318 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [826619702] [2021-07-01 09:40:05,318 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [826619702] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 09:40:05,318 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 09:40:05,318 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-01 09:40:05,318 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075116404] [2021-07-01 09:40:05,319 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-01 09:40:05,319 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 09:40:05,320 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-01 09:40:05,320 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-07-01 09:40:05,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 09:40:05,320 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 09:40:05,320 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 09:40:05,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 09:40:05,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 09:40:05,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 09:40:05,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-01 09:40:05,393 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-01 09:40:05,393 INFO L430 AbstractCegarLoop]: === Iteration 3 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 09:40:05,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 09:40:05,394 INFO L82 PathProgramCache]: Analyzing trace with hash 23329655, now seen corresponding path program 1 times [2021-07-01 09:40:05,394 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 09:40:05,394 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346864162] [2021-07-01 09:40:05,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 09:40:05,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 09:40:05,449 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-07-01 09:40:05,450 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 09:40:05,450 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346864162] [2021-07-01 09:40:05,450 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [346864162] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-01 09:40:05,450 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [855880471] [2021-07-01 09:40:05,450 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 09:40:05,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 09:40:05,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 13 conjunts are in the unsatisfiable core [2021-07-01 09:40:05,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-01 09:40:05,685 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-07-01 09:40:05,685 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [855880471] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-01 09:40:05,685 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-01 09:40:05,685 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3 [2021-07-01 09:40:05,685 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [344605543] [2021-07-01 09:40:05,686 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-01 09:40:05,686 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 09:40:05,686 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-01 09:40:05,686 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-07-01 09:40:05,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 09:40:05,687 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 09:40:05,687 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 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 09:40:05,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 09:40:05,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-01 09:40:05,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 09:40:05,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 09:40:05,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-01 09:40:05,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-01 09:40:06,016 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-01 09:40:06,017 INFO L430 AbstractCegarLoop]: === Iteration 4 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 09:40:06,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 09:40:06,017 INFO L82 PathProgramCache]: Analyzing trace with hash 480491628, now seen corresponding path program 1 times [2021-07-01 09:40:06,017 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 09:40:06,017 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [576174636] [2021-07-01 09:40:06,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 09:40:06,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 09:40:06,117 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 47 proven. 26 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-07-01 09:40:06,117 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 09:40:06,117 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [576174636] [2021-07-01 09:40:06,118 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [576174636] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-01 09:40:06,118 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1950442816] [2021-07-01 09:40:06,118 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 09:40:06,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 09:40:06,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 27 conjunts are in the unsatisfiable core [2021-07-01 09:40:06,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-01 09:40:06,398 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 47 proven. 26 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-07-01 09:40:06,399 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1950442816] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-01 09:40:06,399 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-01 09:40:06,399 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-07-01 09:40:06,399 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1337534885] [2021-07-01 09:40:06,399 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-01 09:40:06,400 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 09:40:06,400 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-01 09:40:06,400 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-07-01 09:40:06,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 09:40:06,400 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 09:40:06,401 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 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 09:40:06,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 09:40:06,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-01 09:40:06,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-01 09:40:06,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 09:40:06,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 09:40:06,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-01 09:40:06,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-01 09:40:06,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-01 09:40:06,715 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-01 09:40:06,718 INFO L301 ceAbstractionStarter]: Result for error location DeviceThreadWithAssertThread1of1ForFork1 was SAFE (2/2) [2021-07-01 09:40:06,719 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-01 09:40:06,720 INFO L202 PluginConnector]: Adding new model bluetooth-customized03.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 09:40:06 BasicIcfg [2021-07-01 09:40:06,720 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-01 09:40:06,721 INFO L168 Benchmark]: Toolchain (without parser) took 2166.22 ms. Allocated memory is still 216.0 MB. Free memory was 195.4 MB in the beginning and 145.2 MB in the end (delta: 50.2 MB). Peak memory consumption was 49.8 MB. Max. memory is 8.0 GB. [2021-07-01 09:40:06,721 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.10 ms. Allocated memory is still 216.0 MB. Free memory is still 196.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-01 09:40:06,721 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.48 ms. Allocated memory is still 216.0 MB. Free memory was 195.2 MB in the beginning and 193.5 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-01 09:40:06,721 INFO L168 Benchmark]: Boogie Preprocessor took 10.92 ms. Allocated memory is still 216.0 MB. Free memory was 193.5 MB in the beginning and 192.6 MB in the end (delta: 881.8 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-01 09:40:06,721 INFO L168 Benchmark]: RCFGBuilder took 263.95 ms. Allocated memory is still 216.0 MB. Free memory was 192.4 MB in the beginning and 178.5 MB in the end (delta: 14.0 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-07-01 09:40:06,721 INFO L168 Benchmark]: TraceAbstraction took 1850.88 ms. Allocated memory is still 216.0 MB. Free memory was 177.9 MB in the beginning and 145.2 MB in the end (delta: 32.7 MB). Peak memory consumption was 32.0 MB. Max. memory is 8.0 GB. [2021-07-01 09:40:06,722 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 0.10 ms. Allocated memory is still 216.0 MB. Free memory is still 196.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 27.48 ms. Allocated memory is still 216.0 MB. Free memory was 195.2 MB in the beginning and 193.5 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 10.92 ms. Allocated memory is still 216.0 MB. Free memory was 193.5 MB in the beginning and 192.6 MB in the end (delta: 881.8 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 263.95 ms. Allocated memory is still 216.0 MB. Free memory was 192.4 MB in the beginning and 178.5 MB in the end (delta: 14.0 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1850.88 ms. Allocated memory is still 216.0 MB. Free memory was 177.9 MB in the beginning and 145.2 MB in the end (delta: 32.7 MB). Peak memory consumption was 32.0 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: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 ], Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0 ], Maximal queried relation: -1, Independence queries for same thread: 0 - 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: 132.3ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 92.5ms, PartialOrderReductionTime: 9.8ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=671occurred 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: 1636.4ms, OverallIterations: 4, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 25.6ms, PartialOrderReductionTime: 297.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=671occurred 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: 15.6ms SsaConstructionTime, 92.7ms SatisfiabilityAnalysisTime, 589.9ms InterpolantComputationTime, 161 NumberOfCodeBlocks, 161 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 155 ConstructedInterpolants, 0 QuantifiedInterpolants, 441 SizeOfPredicates, 0 NumberOfNonLiveVariables, 139 ConjunctsInSsa, 40 ConjunctsInUnsatCore, 6 InterpolantComputations, 2 PerfectInterpolantSequences, 216/270 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...