/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-Random7777.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-correct08.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-1c3aa5735269c4be989a50fc1da9ea7b9492ef29-1c3aa57 [2021-07-01 11:50:24,684 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-01 11:50:24,686 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-01 11:50:24,717 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-01 11:50:24,718 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-01 11:50:24,720 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-01 11:50:24,722 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-01 11:50:24,741 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-01 11:50:24,743 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-01 11:50:24,743 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-01 11:50:24,744 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-01 11:50:24,744 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-01 11:50:24,745 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-01 11:50:24,745 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-01 11:50:24,746 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-01 11:50:24,746 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-01 11:50:24,747 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-01 11:50:24,748 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-01 11:50:24,748 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-01 11:50:24,749 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-01 11:50:24,750 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-01 11:50:24,753 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-01 11:50:24,754 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-01 11:50:24,754 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-01 11:50:24,756 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-01 11:50:24,756 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-01 11:50:24,756 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-01 11:50:24,757 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-01 11:50:24,757 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-01 11:50:24,757 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-01 11:50:24,758 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-01 11:50:24,758 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-01 11:50:24,758 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-01 11:50:24,759 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-01 11:50:24,760 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-01 11:50:24,760 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-01 11:50:24,760 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-01 11:50:24,760 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-01 11:50:24,760 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-01 11:50:24,761 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-01 11:50:24,761 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-01 11:50:24,767 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-Random7777.epf [2021-07-01 11:50:24,796 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-01 11:50:24,796 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-01 11:50:24,796 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-01 11:50:24,796 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-01 11:50:24,798 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-01 11:50:24,798 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-01 11:50:24,798 INFO L138 SettingsManager]: * Use SBE=true [2021-07-01 11:50:24,799 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-01 11:50:24,799 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-01 11:50:24,799 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-01 11:50:24,799 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-01 11:50:24,800 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-01 11:50:24,800 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-01 11:50:24,800 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-01 11:50:24,800 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-01 11:50:24,800 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-01 11:50:24,800 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-01 11:50:24,800 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-01 11:50:24,800 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-01 11:50:24,801 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-01 11:50:24,801 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-01 11:50:24,801 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-01 11:50:24,801 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-01 11:50:24,801 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-01 11:50:24,801 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-01 11:50:24,801 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-01 11:50:24,801 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-01 11:50:24,801 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-01 11:50:24,801 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-07-01 11:50:24,802 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-01 11:50:24,802 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-01 11:50:24,802 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-01 11:50:24,802 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-01 11:50:24,802 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-07-01 11:50:24,802 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-07-01 11:50:24,802 INFO L138 SettingsManager]: * Random seed used by POR DFS order=7777 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-01 11:50:25,064 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-01 11:50:25,082 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-01 11:50:25,083 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-01 11:50:25,084 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-01 11:50:25,085 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-01 11:50:25,086 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-correct08.bpl [2021-07-01 11:50:25,086 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-correct08.bpl' [2021-07-01 11:50:25,113 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-01 11:50:25,115 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-01 11:50:25,116 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-01 11:50:25,116 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-01 11:50:25,116 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-01 11:50:25,126 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "bluetooth-correct08.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:50:25" (1/1) ... [2021-07-01 11:50:25,132 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "bluetooth-correct08.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:50:25" (1/1) ... [2021-07-01 11:50:25,145 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-01 11:50:25,146 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-01 11:50:25,146 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-01 11:50:25,146 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-01 11:50:25,152 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "bluetooth-correct08.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:50:25" (1/1) ... [2021-07-01 11:50:25,152 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "bluetooth-correct08.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:50:25" (1/1) ... [2021-07-01 11:50:25,153 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "bluetooth-correct08.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:50:25" (1/1) ... [2021-07-01 11:50:25,153 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "bluetooth-correct08.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:50:25" (1/1) ... [2021-07-01 11:50:25,155 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "bluetooth-correct08.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:50:25" (1/1) ... [2021-07-01 11:50:25,157 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "bluetooth-correct08.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:50:25" (1/1) ... [2021-07-01 11:50:25,158 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "bluetooth-correct08.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:50:25" (1/1) ... [2021-07-01 11:50:25,159 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-01 11:50:25,159 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-01 11:50:25,159 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-01 11:50:25,159 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-01 11:50:25,160 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "bluetooth-correct08.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:50:25" (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 11:50:25,216 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThreadWithAssert given in one single declaration [2021-07-01 11:50:25,216 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThreadWithAssert [2021-07-01 11:50:25,216 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThreadWithAssert [2021-07-01 11:50:25,217 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThread given in one single declaration [2021-07-01 11:50:25,217 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThread [2021-07-01 11:50:25,217 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThread [2021-07-01 11:50:25,218 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ServerThread given in one single declaration [2021-07-01 11:50:25,218 INFO L130 BoogieDeclarations]: Found specification of procedure ServerThread [2021-07-01 11:50:25,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ServerThread [2021-07-01 11:50:25,218 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-01 11:50:25,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-01 11:50:25,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-01 11:50:25,220 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 11:50:25,486 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-01 11:50:25,486 INFO L299 CfgBuilder]: Removed 12 assume(true) statements. [2021-07-01 11:50:25,486 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadWithAssertEXIT is neither atomic block end nor error location. [2021-07-01 11:50:25,487 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadEXIT is neither atomic block end nor error location. [2021-07-01 11:50:25,488 INFO L202 PluginConnector]: Adding new model bluetooth-correct08.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 11:50:25 BoogieIcfgContainer [2021-07-01 11:50:25,488 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-01 11:50:25,489 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-01 11:50:25,489 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-01 11:50:25,491 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-01 11:50:25,491 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth-correct08.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:50:25" (1/2) ... [2021-07-01 11:50:25,492 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bea5b15 and model type bluetooth-correct08.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.07 11:50:25, skipping insertion in model container [2021-07-01 11:50:25,492 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth-correct08.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 11:50:25" (2/2) ... [2021-07-01 11:50:25,493 INFO L111 eAbstractionObserver]: Analyzing ICFG bluetooth-correct08.bpl [2021-07-01 11:50:25,501 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-01 11:50:25,501 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-01 11:50:25,501 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-01 11:50:25,502 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-01 11:50:25,557 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-01 11:50:25,581 INFO L255 AbstractCegarLoop]: Starting to check reachability of 9 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 11:50:25,640 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-01 11:50:25,640 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-01 11:50:25,640 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-01 11:50:25,640 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-01 11:50:25,640 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-01 11:50:25,640 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-01 11:50:25,641 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-01 11:50:25,641 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-01 11:52:17,222 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (1/2) [2021-07-01 11:52:17,224 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 11:52:17,310 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-01 11:52:17,311 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-01 11:52:17,311 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-01 11:52:17,311 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-01 11:52:17,311 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-01 11:52:17,311 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-01 11:52:17,311 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-01 11:52:17,311 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == DeviceThreadWithAssertThread1of1ForFork1======== [2021-07-01 11:52:17,354 INFO L430 AbstractCegarLoop]: === Iteration 1 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 11:52:17,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 11:52:17,358 INFO L82 PathProgramCache]: Analyzing trace with hash -909877490, now seen corresponding path program 1 times [2021-07-01 11:52:17,363 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 11:52:17,364 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [635904460] [2021-07-01 11:52:17,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 11:52:17,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 11:52:17,515 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 11:52:17,515 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 11:52:17,516 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [635904460] [2021-07-01 11:52:17,516 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [635904460] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 11:52:17,516 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 11:52:17,516 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-01 11:52:17,517 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1687474330] [2021-07-01 11:52:17,522 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-01 11:52:17,523 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 11:52:17,530 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-01 11:52:17,531 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-01 11:52:17,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 11:52:17,533 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 11:52:17,533 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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 11:52:17,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 11:52:17,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 11:52:17,930 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-01 11:52:17,930 INFO L430 AbstractCegarLoop]: === Iteration 2 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 11:52:17,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 11:52:17,950 INFO L82 PathProgramCache]: Analyzing trace with hash 1004921339, now seen corresponding path program 1 times [2021-07-01 11:52:17,950 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 11:52:17,951 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [46758886] [2021-07-01 11:52:17,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 11:52:17,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 11:52:17,965 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 11:52:17,965 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 11:52:17,965 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [46758886] [2021-07-01 11:52:17,965 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [46758886] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 11:52:17,966 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 11:52:17,966 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-01 11:52:17,966 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [12990987] [2021-07-01 11:52:17,967 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-01 11:52:17,967 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 11:52:17,968 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-01 11:52:17,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-01 11:52:17,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 11:52:17,969 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 11:52:17,969 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 11:52:17,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 11:52:17,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 11:52:21,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 11:52:21,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 11:52:21,046 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-01 11:52:21,046 INFO L430 AbstractCegarLoop]: === Iteration 3 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 11:52:21,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 11:52:21,047 INFO L82 PathProgramCache]: Analyzing trace with hash -728512495, now seen corresponding path program 1 times [2021-07-01 11:52:21,047 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 11:52:21,047 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1254977430] [2021-07-01 11:52:21,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 11:52:21,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 11:52:21,530 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 36 proven. 45 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-07-01 11:52:21,530 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 11:52:21,531 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1254977430] [2021-07-01 11:52:21,531 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1254977430] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-01 11:52:21,531 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [436465485] [2021-07-01 11:52:21,531 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 11:52:21,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 11:52:21,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 76 conjunts are in the unsatisfiable core [2021-07-01 11:52:21,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-01 11:52:22,249 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 36 proven. 45 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-07-01 11:52:22,261 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [436465485] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-01 11:52:22,261 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-01 11:52:22,261 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 10 [2021-07-01 11:52:22,261 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [968621614] [2021-07-01 11:52:22,262 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-07-01 11:52:22,262 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 11:52:22,262 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-07-01 11:52:22,262 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=56, Unknown=0, NotChecked=0, Total=110 [2021-07-01 11:52:22,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 11:52:22,262 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 11:52:22,263 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 5.181818181818182) internal successors, (57), 10 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 11:52:22,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 11:52:22,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 11:52:22,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 11:54:12,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 11:54:12,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 11:54:12,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-01 11:54:12,708 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-01 11:54:12,710 INFO L301 ceAbstractionStarter]: Result for error location DeviceThreadWithAssertThread1of1ForFork1 was SAFE (2/2) [2021-07-01 11:54:12,710 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-01 11:54:12,712 INFO L202 PluginConnector]: Adding new model bluetooth-correct08.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 11:54:12 BasicIcfg [2021-07-01 11:54:12,712 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-01 11:54:12,715 INFO L168 Benchmark]: Toolchain (without parser) took 227599.65 ms. Allocated memory was 183.5 MB in the beginning and 5.2 GB in the end (delta: 5.0 GB). Free memory was 162.5 MB in the beginning and 2.1 GB in the end (delta: -2.0 GB). Peak memory consumption was 3.6 GB. Max. memory is 8.0 GB. [2021-07-01 11:54:12,715 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.16 ms. Allocated memory is still 183.5 MB. Free memory is still 163.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-01 11:54:12,718 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.38 ms. Allocated memory is still 183.5 MB. Free memory was 162.3 MB in the beginning and 160.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-01 11:54:12,718 INFO L168 Benchmark]: Boogie Preprocessor took 12.73 ms. Allocated memory is still 183.5 MB. Free memory was 160.6 MB in the beginning and 159.6 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-01 11:54:12,718 INFO L168 Benchmark]: RCFGBuilder took 328.70 ms. Allocated memory is still 183.5 MB. Free memory was 159.6 MB in the beginning and 144.5 MB in the end (delta: 15.1 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. [2021-07-01 11:54:12,718 INFO L168 Benchmark]: TraceAbstraction took 227223.00 ms. Allocated memory was 183.5 MB in the beginning and 5.2 GB in the end (delta: 5.0 GB). Free memory was 144.1 MB in the beginning and 2.1 GB in the end (delta: -2.0 GB). Peak memory consumption was 3.6 GB. Max. memory is 8.0 GB. [2021-07-01 11:54:12,719 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 0.16 ms. Allocated memory is still 183.5 MB. Free memory is still 163.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 29.38 ms. Allocated memory is still 183.5 MB. Free memory was 162.3 MB in the beginning and 160.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 12.73 ms. Allocated memory is still 183.5 MB. Free memory was 160.6 MB in the beginning and 159.6 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 328.70 ms. Allocated memory is still 183.5 MB. Free memory was 159.6 MB in the beginning and 144.5 MB in the end (delta: 15.1 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 227223.00 ms. Allocated memory was 183.5 MB in the beginning and 5.2 GB in the end (delta: 5.0 GB). Free memory was 144.1 MB in the beginning and 2.1 GB in the end (delta: -2.0 GB). Peak memory consumption was 3.6 GB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 58994621, positive: 45312255, positive conditional: 45312255, positive unconditional: 0, negative: 13682366, negative conditional: 13682366, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 54684049, positive: 45312255, positive conditional: 45312255, positive unconditional: 0, negative: 9371794, negative conditional: 9371794, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 54684049, positive: 45312255, positive conditional: 0, positive unconditional: 45312255, negative: 9371794, negative conditional: 0, negative unconditional: 9371794, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 882, positive: 768, positive conditional: 0, positive unconditional: 768, negative: 114, negative conditional: 0, negative unconditional: 114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 882, positive: 654, positive conditional: 0, positive unconditional: 654, negative: 228, negative conditional: 0, negative unconditional: 228, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 228, positive: 114, positive conditional: 0, positive unconditional: 114, negative: 114, negative conditional: 0, negative unconditional: 114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 228, positive: 114, positive conditional: 0, positive unconditional: 114, negative: 114, negative conditional: 0, negative unconditional: 114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 611, positive: 302, positive conditional: 0, positive unconditional: 302, negative: 310, negative conditional: 0, negative unconditional: 310, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 54684049, positive: 45311487, positive conditional: 0, positive unconditional: 45311487, negative: 9371680, negative conditional: 0, negative unconditional: 9371680, unknown: 882, unknown conditional: 0, unknown unconditional: 882] , Statistics on independence cache: Total cache size (in pairs): 882, Positive cache size: 768, Positive conditional cache size: 0, Positive unconditional cache size: 768, Negative cache size: 114, Negative conditional cache size: 0, Negative unconditional cache size: 114 ], Maximal queried relation: 0, Independence queries for same thread: 4310572 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 14761854, positive: 13989547, positive conditional: 13989547, positive unconditional: 0, negative: 772307, negative conditional: 772307, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 14159453, positive: 13989547, positive conditional: 13989547, positive unconditional: 0, negative: 169906, negative conditional: 169906, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 14159453, positive: 11981995, positive conditional: 0, positive unconditional: 11981995, negative: 2177458, negative conditional: 0, negative unconditional: 2177458, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1060, positive: 919, positive conditional: 0, positive unconditional: 919, negative: 141, negative conditional: 0, negative unconditional: 141, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1060, positive: 776, positive conditional: 0, positive unconditional: 776, negative: 284, negative conditional: 0, negative unconditional: 284, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 284, positive: 143, positive conditional: 0, positive unconditional: 143, negative: 141, negative conditional: 0, negative unconditional: 141, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1106, positive: 908, positive conditional: 765, positive unconditional: 143, negative: 198, negative conditional: 57, negative unconditional: 141, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2053, positive: 1693, positive conditional: 1378, positive unconditional: 315, negative: 360, negative conditional: 55, negative unconditional: 305, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 14159453, positive: 11981076, positive conditional: 0, positive unconditional: 11981076, negative: 2177317, negative conditional: 0, negative unconditional: 2177317, unknown: 1060, unknown conditional: 0, unknown unconditional: 1060] , Statistics on independence cache: Total cache size (in pairs): 1882, Positive cache size: 1684, Positive conditional cache size: 765, Positive unconditional cache size: 919, Negative cache size: 198, Negative conditional cache size: 57, Negative unconditional cache size: 141, SemanticConditionEliminator.Independence Queries: [ total: 4360714, positive: 2007552, positive conditional: 2007552, positive unconditional: 0, negative: 2353162, negative conditional: 169329, negative unconditional: 2183833, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4360714, positive: 2007552, positive conditional: 2007552, positive unconditional: 0, negative: 2353162, negative conditional: 169329, negative unconditional: 2183833, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1106, positive: 908, positive conditional: 765, positive unconditional: 143, negative: 198, negative conditional: 57, negative unconditional: 141, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2053, positive: 1693, positive conditional: 1378, positive unconditional: 315, negative: 360, negative conditional: 55, negative unconditional: 305, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4360714, positive: 2006787, positive conditional: 2006787, positive unconditional: 0, negative: 2353105, negative conditional: 169272, negative unconditional: 2183833, unknown: 822, unknown conditional: 822, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1882, Positive cache size: 1684, Positive conditional cache size: 765, Positive unconditional cache size: 919, Negative cache size: 198, Negative conditional cache size: 57, Negative unconditional cache size: 141, Eliminated conditions: 2183833, SemanticConditionEliminator.Independence Queries: [ total: 4360714, positive: 2007552, positive conditional: 2007552, positive unconditional: 0, negative: 2353162, negative conditional: 169329, negative unconditional: 2183833, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4360714, positive: 2007552, positive conditional: 2007552, positive unconditional: 0, negative: 2353162, negative conditional: 169329, negative unconditional: 2183833, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1106, positive: 908, positive conditional: 765, positive unconditional: 143, negative: 198, negative conditional: 57, negative unconditional: 141, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2053, positive: 1693, positive conditional: 1378, positive unconditional: 315, negative: 360, negative conditional: 55, negative unconditional: 305, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4360714, positive: 2006787, positive conditional: 2006787, positive unconditional: 0, negative: 2353105, negative conditional: 169272, negative unconditional: 2183833, unknown: 822, unknown conditional: 822, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1882, Positive cache size: 1684, Positive conditional cache size: 765, Positive unconditional cache size: 919, Negative cache size: 198, Negative conditional cache size: 57, Negative unconditional cache size: 141, Eliminated conditions: 2183833, SemanticConditionEliminator.Independence Queries: [ total: 4360714, positive: 2007552, positive conditional: 2007552, positive unconditional: 0, negative: 2353162, negative conditional: 169329, negative unconditional: 2183833, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4360714, positive: 2007552, positive conditional: 2007552, positive unconditional: 0, negative: 2353162, negative conditional: 169329, negative unconditional: 2183833, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1106, positive: 908, positive conditional: 765, positive unconditional: 143, negative: 198, negative conditional: 57, negative unconditional: 141, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2053, positive: 1693, positive conditional: 1378, positive unconditional: 315, negative: 360, negative conditional: 55, negative unconditional: 305, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4360714, positive: 2006787, positive conditional: 2006787, positive unconditional: 0, negative: 2353105, negative conditional: 169272, negative unconditional: 2183833, unknown: 822, unknown conditional: 822, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1882, Positive cache size: 1684, Positive conditional cache size: 765, Positive unconditional cache size: 919, Negative cache size: 198, Negative conditional cache size: 57, Negative unconditional cache size: 141, Eliminated conditions: 2183833 ], Maximal queried relation: 3, Independence queries for same thread: 602401 - PositiveResult [Line: 41]: 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 13 procedures, 70 locations, 11 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 111623.6ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 11.4ms, PartialOrderReductionTime: 111536.5ms, 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 13 procedures, 70 locations, 11 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 115485.0ms, OverallIterations: 3, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.2ms, PartialOrderReductionTime: 113756.8ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 16, 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: 18.2ms SsaConstructionTime, 137.5ms SatisfiabilityAnalysisTime, 1064.6ms InterpolantComputationTime, 174 NumberOfCodeBlocks, 174 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 170 ConstructedInterpolants, 0 QuantifiedInterpolants, 888 SizeOfPredicates, 1 NumberOfNonLiveVariables, 186 ConjunctsInSsa, 76 ConjunctsInUnsatCore, 4 InterpolantComputations, 2 PerfectInterpolantSequences, 126/216 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...