/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-Symm.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth05.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d310483fe8b4879eee5de19363f50e4b839cc4ec-d310483 [2021-06-24 19:55:35,375 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-24 19:55:35,377 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-24 19:55:35,402 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-24 19:55:35,403 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-24 19:55:35,405 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-24 19:55:35,407 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-24 19:55:35,413 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-24 19:55:35,415 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-24 19:55:35,419 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-24 19:55:35,419 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-24 19:55:35,420 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-24 19:55:35,421 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-24 19:55:35,422 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-24 19:55:35,423 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-24 19:55:35,424 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-24 19:55:35,426 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-24 19:55:35,426 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-24 19:55:35,428 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-24 19:55:35,432 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-24 19:55:35,433 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-24 19:55:35,435 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-24 19:55:35,436 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-24 19:55:35,438 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-24 19:55:35,443 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-06-24 19:55:35,443 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-06-24 19:55:35,443 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-06-24 19:55:35,444 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-06-24 19:55:35,444 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-06-24 19:55:35,445 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-06-24 19:55:35,445 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-24 19:55:35,445 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-24 19:55:35,446 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-24 19:55:35,446 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-24 19:55:35,447 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-24 19:55:35,447 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-24 19:55:35,447 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-24 19:55:35,448 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-24 19:55:35,448 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-24 19:55:35,448 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-24 19:55:35,449 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-24 19:55:35,458 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-Symm.epf [2021-06-24 19:55:35,484 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-24 19:55:35,484 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-24 19:55:35,484 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-24 19:55:35,484 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-24 19:55:35,486 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-24 19:55:35,486 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-24 19:55:35,487 INFO L138 SettingsManager]: * Use SBE=true [2021-06-24 19:55:35,487 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-24 19:55:35,487 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-24 19:55:35,487 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-24 19:55:35,488 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-24 19:55:35,488 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-24 19:55:35,488 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-24 19:55:35,488 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-24 19:55:35,488 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-24 19:55:35,488 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-24 19:55:35,488 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-24 19:55:35,489 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-24 19:55:35,489 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-24 19:55:35,489 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-24 19:55:35,489 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-24 19:55:35,489 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-24 19:55:35,489 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-24 19:55:35,489 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-24 19:55:35,489 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-24 19:55:35,490 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-24 19:55:35,490 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-24 19:55:35,490 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-24 19:55:35,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-24 19:55:35,490 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-24 19:55:35,490 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-24 19:55:35,490 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-24 19:55:35,491 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-06-24 19:55:35,491 INFO L138 SettingsManager]: * Limit POR to symmetric independence in concurrent analysis=true [2021-06-24 19:55:35,491 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-24 19:55:35,755 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-24 19:55:35,771 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-24 19:55:35,773 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-24 19:55:35,774 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-24 19:55:35,776 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-24 19:55:35,776 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth05.bpl [2021-06-24 19:55:35,777 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth05.bpl' [2021-06-24 19:55:35,804 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-24 19:55:35,852 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-24 19:55:35,853 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-24 19:55:35,854 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-24 19:55:35,854 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-24 19:55:35,864 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "bluetooth05.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.06 07:55:35" (1/1) ... [2021-06-24 19:55:35,870 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "bluetooth05.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.06 07:55:35" (1/1) ... [2021-06-24 19:55:35,883 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-24 19:55:35,884 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-24 19:55:35,884 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-24 19:55:35,884 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-24 19:55:35,889 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "bluetooth05.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.06 07:55:35" (1/1) ... [2021-06-24 19:55:35,890 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "bluetooth05.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.06 07:55:35" (1/1) ... [2021-06-24 19:55:35,891 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "bluetooth05.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.06 07:55:35" (1/1) ... [2021-06-24 19:55:35,891 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "bluetooth05.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.06 07:55:35" (1/1) ... [2021-06-24 19:55:35,893 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "bluetooth05.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.06 07:55:35" (1/1) ... [2021-06-24 19:55:35,895 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "bluetooth05.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.06 07:55:35" (1/1) ... [2021-06-24 19:55:35,896 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "bluetooth05.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.06 07:55:35" (1/1) ... [2021-06-24 19:55:35,898 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-24 19:55:35,898 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-24 19:55:35,898 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-24 19:55:35,899 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-24 19:55:35,900 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "bluetooth05.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.06 07:55:35" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-24 19:55:35,972 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThread given in one single declaration [2021-06-24 19:55:35,972 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThread [2021-06-24 19:55:35,972 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThread [2021-06-24 19:55:35,972 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ServerThread given in one single declaration [2021-06-24 19:55:35,972 INFO L130 BoogieDeclarations]: Found specification of procedure ServerThread [2021-06-24 19:55:35,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ServerThread [2021-06-24 19:55:35,972 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-24 19:55:35,973 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-24 19:55:35,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-24 19:55:35,973 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-24 19:55:36,118 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-24 19:55:36,118 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-06-24 19:55:36,119 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadEXIT is neither atomic block end nor error location. [2021-06-24 19:55:36,120 INFO L202 PluginConnector]: Adding new model bluetooth05.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.06 07:55:36 BoogieIcfgContainer [2021-06-24 19:55:36,120 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-24 19:55:36,122 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-24 19:55:36,122 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-24 19:55:36,123 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-24 19:55:36,124 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth05.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.06 07:55:35" (1/2) ... [2021-06-24 19:55:36,124 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79daa13a and model type bluetooth05.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.06 07:55:36, skipping insertion in model container [2021-06-24 19:55:36,124 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth05.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.06 07:55:36" (2/2) ... [2021-06-24 19:55:36,125 INFO L111 eAbstractionObserver]: Analyzing ICFG bluetooth05.bpl [2021-06-24 19:55:36,129 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-24 19:55:36,129 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-24 19:55:36,129 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-24 19:55:36,130 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-24 19:55:36,161 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-24 19:55:36,194 INFO L255 AbstractCegarLoop]: Starting to check reachability of 6 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-24 19:55:36,259 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-24 19:55:36,259 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-24 19:55:36,260 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-24 19:55:36,260 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-24 19:55:36,260 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-24 19:55:36,260 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-24 19:55:36,260 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-24 19:55:36,260 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-24 19:55:38,048 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (1/6) [2021-06-24 19:55:38,050 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 [2021-06-24 19:55:38,065 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-24 19:55:38,065 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-24 19:55:38,065 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-24 19:55:38,065 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-24 19:55:38,065 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-24 19:55:38,066 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-24 19:55:38,066 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-24 19:55:38,066 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == DeviceThreadThread1of1ForFork4======== [2021-06-24 19:55:38,071 INFO L430 AbstractCegarLoop]: === Iteration 1 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:55:38,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:55:38,074 INFO L82 PathProgramCache]: Analyzing trace with hash -1908929375, now seen corresponding path program 1 times [2021-06-24 19:55:38,079 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:55:38,080 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1432407580] [2021-06-24 19:55:38,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:55:38,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:55:38,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-24 19:55:38,167 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:55:38,167 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1432407580] [2021-06-24 19:55:38,167 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1432407580] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 19:55:38,168 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 19:55:38,168 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-24 19:55:38,168 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [149258596] [2021-06-24 19:55:38,172 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-24 19:55:38,172 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:55:38,185 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-24 19:55:38,188 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-24 19:55:38,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:55:38,189 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:55:38,190 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-24 19:55:38,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:55:38,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:55:38,317 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-24 19:55:38,318 INFO L430 AbstractCegarLoop]: === Iteration 2 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:55:38,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:55:38,318 INFO L82 PathProgramCache]: Analyzing trace with hash -1878456334, now seen corresponding path program 1 times [2021-06-24 19:55:38,318 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:55:38,318 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1529778464] [2021-06-24 19:55:38,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:55:38,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:55:38,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-24 19:55:38,353 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:55:38,353 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1529778464] [2021-06-24 19:55:38,353 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1529778464] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 19:55:38,353 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 19:55:38,353 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-24 19:55:38,353 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203599288] [2021-06-24 19:55:38,354 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-24 19:55:38,354 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:55:38,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-24 19:55:38,355 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-24 19:55:38,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:55:38,355 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:55:38,355 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 7.0) internal successors, (14), 3 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-24 19:55:38,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:55:38,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:55:38,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:55:38,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:55:38,401 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-24 19:55:38,401 INFO L430 AbstractCegarLoop]: === Iteration 3 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:55:38,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:55:38,402 INFO L82 PathProgramCache]: Analyzing trace with hash 858821762, now seen corresponding path program 1 times [2021-06-24 19:55:38,402 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:55:38,402 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1982901275] [2021-06-24 19:55:38,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:55:38,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:55:38,513 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-24 19:55:38,514 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:55:38,514 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1982901275] [2021-06-24 19:55:38,514 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1982901275] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 19:55:38,514 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 19:55:38,514 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-24 19:55:38,514 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1970275665] [2021-06-24 19:55:38,515 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-24 19:55:38,515 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:55:38,515 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-24 19:55:38,515 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2021-06-24 19:55:38,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:55:38,515 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:55:38,516 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 6 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-24 19:55:38,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:55:38,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:55:38,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:55:39,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:55:39,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:55:39,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-24 19:55:39,781 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-24 19:55:39,830 INFO L301 ceAbstractionStarter]: Result for error location DeviceThreadThread1of1ForFork4 was SAFE (2/6) [2021-06-24 19:55:39,830 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 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-24 19:55:39,910 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-24 19:55:39,910 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-24 19:55:39,910 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-24 19:55:39,910 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-24 19:55:39,910 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-24 19:55:39,911 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-24 19:55:39,911 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-24 19:55:39,911 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == DeviceThreadThread1of1ForFork5======== [2021-06-24 19:55:39,913 INFO L430 AbstractCegarLoop]: === Iteration 1 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:55:39,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:55:39,913 INFO L82 PathProgramCache]: Analyzing trace with hash -530083862, now seen corresponding path program 1 times [2021-06-24 19:55:39,913 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:55:39,913 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1262369826] [2021-06-24 19:55:39,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:55:39,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:55:39,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-24 19:55:39,940 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:55:39,940 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1262369826] [2021-06-24 19:55:39,940 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1262369826] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 19:55:39,940 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 19:55:39,940 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-24 19:55:39,941 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [425027630] [2021-06-24 19:55:39,941 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-24 19:55:39,941 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:55:39,941 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-24 19:55:39,941 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-24 19:55:39,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:55:39,941 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:55:39,941 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-24 19:55:39,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:55:40,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:55:40,068 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-24 19:55:40,068 INFO L430 AbstractCegarLoop]: === Iteration 2 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:55:40,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:55:40,068 INFO L82 PathProgramCache]: Analyzing trace with hash -1310262533, now seen corresponding path program 1 times [2021-06-24 19:55:40,069 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:55:40,069 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [776714473] [2021-06-24 19:55:40,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:55:40,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:55:40,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-24 19:55:40,077 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:55:40,077 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [776714473] [2021-06-24 19:55:40,077 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [776714473] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 19:55:40,077 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 19:55:40,077 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-24 19:55:40,077 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782817785] [2021-06-24 19:55:40,077 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-24 19:55:40,077 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:55:40,078 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-24 19:55:40,078 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-24 19:55:40,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:55:40,078 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:55:40,078 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-24 19:55:40,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:55:40,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:55:40,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:55:40,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:55:40,098 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-24 19:55:40,098 INFO L430 AbstractCegarLoop]: === Iteration 3 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:55:40,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:55:40,099 INFO L82 PathProgramCache]: Analyzing trace with hash -876486375, now seen corresponding path program 1 times [2021-06-24 19:55:40,099 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:55:40,099 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [547760821] [2021-06-24 19:55:40,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:55:40,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:55:40,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-24 19:55:40,122 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:55:40,123 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [547760821] [2021-06-24 19:55:40,123 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [547760821] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 19:55:40,123 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 19:55:40,123 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-24 19:55:40,123 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1732173442] [2021-06-24 19:55:40,123 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-24 19:55:40,123 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:55:40,123 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-24 19:55:40,124 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-06-24 19:55:40,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:55:40,124 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:55:40,124 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 3.5) internal successors, (21), 5 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-24 19:55:40,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:55:40,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:55:40,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:55:40,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:55:40,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:55:40,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-24 19:55:40,195 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-24 19:55:40,195 INFO L430 AbstractCegarLoop]: === Iteration 4 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:55:40,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:55:40,195 INFO L82 PathProgramCache]: Analyzing trace with hash -883161786, now seen corresponding path program 1 times [2021-06-24 19:55:40,196 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:55:40,196 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126878943] [2021-06-24 19:55:40,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:55:40,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:55:40,247 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-06-24 19:55:40,247 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:55:40,247 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [126878943] [2021-06-24 19:55:40,247 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [126878943] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:55:40,247 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1674650789] [2021-06-24 19:55:40,247 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 [2021-06-24 19:55:40,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:55:40,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 34 conjunts are in the unsatisfiable core [2021-06-24 19:55:40,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-24 19:55:40,473 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-06-24 19:55:40,473 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1674650789] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:55:40,474 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-24 19:55:40,474 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-06-24 19:55:40,474 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1785894945] [2021-06-24 19:55:40,474 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-24 19:55:40,474 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:55:40,475 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-24 19:55:40,475 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2021-06-24 19:55:40,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:55:40,475 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:55:40,475 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 5.363636363636363) internal successors, (59), 10 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-24 19:55:40,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:55:40,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:55:40,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-24 19:55:40,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:55:41,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:55:41,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:55:41,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-24 19:55:41,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-24 19:55:41,935 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-24 19:55:41,937 INFO L301 ceAbstractionStarter]: Result for error location DeviceThreadThread1of1ForFork5 was SAFE (3/6) [2021-06-24 19:55:41,938 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-24 19:55:42,026 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-24 19:55:42,026 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-24 19:55:42,026 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-24 19:55:42,026 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-24 19:55:42,026 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-24 19:55:42,027 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-24 19:55:42,027 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-24 19:55:42,027 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == DeviceThreadThread1of1ForFork2======== [2021-06-24 19:55:42,028 INFO L430 AbstractCegarLoop]: === Iteration 1 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:55:42,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:55:42,029 INFO L82 PathProgramCache]: Analyzing trace with hash -1260614898, now seen corresponding path program 1 times [2021-06-24 19:55:42,029 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:55:42,029 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [529183891] [2021-06-24 19:55:42,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:55:42,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:55:42,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-24 19:55:42,043 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:55:42,043 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [529183891] [2021-06-24 19:55:42,043 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [529183891] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 19:55:42,043 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 19:55:42,043 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-24 19:55:42,043 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1999369464] [2021-06-24 19:55:42,044 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-24 19:55:42,044 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:55:42,044 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-24 19:55:42,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-24 19:55:42,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:55:42,048 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:55:42,048 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-24 19:55:42,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:55:42,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:55:42,110 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-06-24 19:55:42,110 INFO L430 AbstractCegarLoop]: === Iteration 2 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:55:42,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:55:42,110 INFO L82 PathProgramCache]: Analyzing trace with hash 1221187295, now seen corresponding path program 1 times [2021-06-24 19:55:42,110 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:55:42,110 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1255765006] [2021-06-24 19:55:42,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:55:42,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:55:42,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-24 19:55:42,123 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:55:42,124 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1255765006] [2021-06-24 19:55:42,124 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1255765006] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 19:55:42,124 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 19:55:42,124 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-24 19:55:42,124 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984501456] [2021-06-24 19:55:42,124 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-24 19:55:42,125 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:55:42,125 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-24 19:55:42,125 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-24 19:55:42,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:55:42,125 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:55:42,125 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-24 19:55:42,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:55:42,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:55:42,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:55:42,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:55:42,160 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-06-24 19:55:42,161 INFO L430 AbstractCegarLoop]: === Iteration 3 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:55:42,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:55:42,161 INFO L82 PathProgramCache]: Analyzing trace with hash -1072828020, now seen corresponding path program 1 times [2021-06-24 19:55:42,161 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:55:42,161 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1576773496] [2021-06-24 19:55:42,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:55:42,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:55:42,260 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-24 19:55:42,260 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:55:42,260 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1576773496] [2021-06-24 19:55:42,260 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1576773496] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 19:55:42,261 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 19:55:42,261 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-24 19:55:42,261 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1771909338] [2021-06-24 19:55:42,261 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-24 19:55:42,261 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:55:42,261 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-24 19:55:42,263 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2021-06-24 19:55:42,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:55:42,263 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:55:42,263 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 6 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-24 19:55:42,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:55:42,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:55:42,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:55:43,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:55:43,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:55:43,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-24 19:55:43,286 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-06-24 19:55:43,288 INFO L301 ceAbstractionStarter]: Result for error location DeviceThreadThread1of1ForFork2 was SAFE (4/6) [2021-06-24 19:55:43,288 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 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-24 19:55:43,304 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-24 19:55:43,304 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-24 19:55:43,304 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-24 19:55:43,304 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-24 19:55:43,304 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-24 19:55:43,304 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-24 19:55:43,304 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-24 19:55:43,305 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == DeviceThreadThread1of1ForFork3======== [2021-06-24 19:55:43,306 INFO L430 AbstractCegarLoop]: === Iteration 1 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:55:43,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:55:43,307 INFO L82 PathProgramCache]: Analyzing trace with hash -270142519, now seen corresponding path program 1 times [2021-06-24 19:55:43,307 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:55:43,307 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [863511205] [2021-06-24 19:55:43,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:55:43,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:55:43,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-24 19:55:43,317 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:55:43,318 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [863511205] [2021-06-24 19:55:43,318 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [863511205] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 19:55:43,318 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 19:55:43,318 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-24 19:55:43,318 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93263824] [2021-06-24 19:55:43,318 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-24 19:55:43,318 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:55:43,318 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-24 19:55:43,318 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-24 19:55:43,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:55:43,318 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:55:43,319 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-24 19:55:43,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:55:43,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:55:43,398 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-06-24 19:55:43,398 INFO L430 AbstractCegarLoop]: === Iteration 2 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:55:43,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:55:43,398 INFO L82 PathProgramCache]: Analyzing trace with hash 1034915674, now seen corresponding path program 1 times [2021-06-24 19:55:43,398 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:55:43,398 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1725392618] [2021-06-24 19:55:43,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:55:43,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:55:43,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-24 19:55:43,423 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:55:43,423 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1725392618] [2021-06-24 19:55:43,423 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1725392618] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 19:55:43,423 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 19:55:43,423 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-24 19:55:43,424 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [785392047] [2021-06-24 19:55:43,425 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-24 19:55:43,425 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:55:43,426 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-24 19:55:43,426 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-24 19:55:43,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:55:43,426 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:55:43,426 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 6.0) 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) [2021-06-24 19:55:43,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:55:43,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:55:43,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:55:43,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:55:43,454 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-06-24 19:55:43,454 INFO L430 AbstractCegarLoop]: === Iteration 3 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:55:43,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:55:43,454 INFO L82 PathProgramCache]: Analyzing trace with hash 548009009, now seen corresponding path program 1 times [2021-06-24 19:55:43,454 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:55:43,454 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2033489146] [2021-06-24 19:55:43,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:55:43,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:55:43,525 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-24 19:55:43,525 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:55:43,525 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2033489146] [2021-06-24 19:55:43,525 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2033489146] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 19:55:43,525 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 19:55:43,525 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-24 19:55:43,526 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1866088527] [2021-06-24 19:55:43,526 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-24 19:55:43,526 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:55:43,526 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-24 19:55:43,526 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2021-06-24 19:55:43,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:55:43,526 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:55:43,526 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 6 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-24 19:55:43,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:55:43,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:55:43,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:55:44,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:55:44,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:55:44,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-24 19:55:44,354 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-06-24 19:55:44,355 INFO L301 ceAbstractionStarter]: Result for error location DeviceThreadThread1of1ForFork3 was SAFE (5/6) [2021-06-24 19:55:44,355 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 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-24 19:55:44,359 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-24 19:55:44,359 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-24 19:55:44,359 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-24 19:55:44,359 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-24 19:55:44,360 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-24 19:55:44,360 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-24 19:55:44,360 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-24 19:55:44,360 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == DeviceThreadThread1of1ForFork1======== [2021-06-24 19:55:44,361 INFO L430 AbstractCegarLoop]: === Iteration 1 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:55:44,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:55:44,361 INFO L82 PathProgramCache]: Analyzing trace with hash 1777457215, now seen corresponding path program 1 times [2021-06-24 19:55:44,361 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:55:44,361 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424396291] [2021-06-24 19:55:44,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:55:44,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:55:44,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-24 19:55:44,374 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:55:44,374 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [424396291] [2021-06-24 19:55:44,374 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [424396291] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 19:55:44,374 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 19:55:44,374 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-24 19:55:44,375 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2123526491] [2021-06-24 19:55:44,375 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-24 19:55:44,375 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:55:44,375 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-24 19:55:44,375 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-24 19:55:44,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:55:44,375 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:55:44,375 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) [2021-06-24 19:55:44,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:55:44,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:55:44,425 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-06-24 19:55:44,425 INFO L430 AbstractCegarLoop]: === Iteration 2 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:55:44,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:55:44,425 INFO L82 PathProgramCache]: Analyzing trace with hash -307108784, now seen corresponding path program 1 times [2021-06-24 19:55:44,425 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:55:44,425 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1807901496] [2021-06-24 19:55:44,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:55:44,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:55:44,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-24 19:55:44,430 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:55:44,430 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1807901496] [2021-06-24 19:55:44,430 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1807901496] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 19:55:44,430 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 19:55:44,430 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-24 19:55:44,430 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1906494811] [2021-06-24 19:55:44,431 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-24 19:55:44,431 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:55:44,431 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-24 19:55:44,431 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-24 19:55:44,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:55:44,431 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:55:44,431 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 4.0) 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) [2021-06-24 19:55:44,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:55:44,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:55:44,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:55:44,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:55:44,458 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-06-24 19:55:44,458 INFO L430 AbstractCegarLoop]: === Iteration 3 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:55:44,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:55:44,458 INFO L82 PathProgramCache]: Analyzing trace with hash 211312662, now seen corresponding path program 1 times [2021-06-24 19:55:44,458 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:55:44,458 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1852078807] [2021-06-24 19:55:44,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:55:44,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:55:44,497 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-24 19:55:44,497 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:55:44,497 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1852078807] [2021-06-24 19:55:44,497 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1852078807] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 19:55:44,497 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 19:55:44,498 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-24 19:55:44,498 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703434347] [2021-06-24 19:55:44,498 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-24 19:55:44,498 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:55:44,498 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-24 19:55:44,498 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2021-06-24 19:55:44,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:55:44,498 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:55:44,498 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 6 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-24 19:55:44,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:55:44,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:55:44,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:55:45,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:55:45,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:55:45,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-24 19:55:45,462 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-06-24 19:55:45,463 INFO L301 ceAbstractionStarter]: Result for error location DeviceThreadThread1of1ForFork1 was SAFE (6/6) [2021-06-24 19:55:45,463 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-24 19:55:45,465 INFO L202 PluginConnector]: Adding new model bluetooth05.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.06 07:55:45 BasicIcfg [2021-06-24 19:55:45,466 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-24 19:55:45,466 INFO L168 Benchmark]: Toolchain (without parser) took 9661.06 ms. Allocated memory was 213.9 MB in the beginning and 2.3 GB in the end (delta: 2.1 GB). Free memory was 192.9 MB in the beginning and 1.7 GB in the end (delta: -1.5 GB). Peak memory consumption was 588.4 MB. Max. memory is 8.0 GB. [2021-06-24 19:55:45,466 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.15 ms. Allocated memory is still 213.9 MB. Free memory is still 193.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-24 19:55:45,467 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.29 ms. Allocated memory is still 213.9 MB. Free memory was 192.9 MB in the beginning and 191.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-24 19:55:45,467 INFO L168 Benchmark]: Boogie Preprocessor took 13.58 ms. Allocated memory is still 213.9 MB. Free memory was 191.0 MB in the beginning and 190.1 MB in the end (delta: 864.4 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-24 19:55:45,467 INFO L168 Benchmark]: RCFGBuilder took 222.13 ms. Allocated memory is still 213.9 MB. Free memory was 190.1 MB in the beginning and 177.3 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-06-24 19:55:45,467 INFO L168 Benchmark]: TraceAbstraction took 9344.16 ms. Allocated memory was 213.9 MB in the beginning and 2.3 GB in the end (delta: 2.1 GB). Free memory was 176.8 MB in the beginning and 1.7 GB in the end (delta: -1.5 GB). Peak memory consumption was 572.7 MB. Max. memory is 8.0 GB. [2021-06-24 19:55:45,467 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 0.15 ms. Allocated memory is still 213.9 MB. Free memory is still 193.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 30.29 ms. Allocated memory is still 213.9 MB. Free memory was 192.9 MB in the beginning and 191.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 13.58 ms. Allocated memory is still 213.9 MB. Free memory was 191.0 MB in the beginning and 190.1 MB in the end (delta: 864.4 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 222.13 ms. Allocated memory is still 213.9 MB. Free memory was 190.1 MB in the beginning and 177.3 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 9344.16 ms. Allocated memory was 213.9 MB in the beginning and 2.3 GB in the end (delta: 2.1 GB). Free memory was 176.8 MB in the beginning and 1.7 GB in the end (delta: -1.5 GB). Peak memory consumption was 572.7 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: 223941, positive: 176778, positive conditional: 176778, positive unconditional: 0, negative: 47163, negative conditional: 47163, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 202053, positive: 176778, positive conditional: 176778, positive unconditional: 0, negative: 25275, negative conditional: 25275, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 202053, positive: 176778, positive conditional: 0, positive unconditional: 176778, negative: 25275, negative conditional: 0, negative unconditional: 25275, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 300, positive: 268, positive conditional: 0, positive unconditional: 268, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 300, positive: 252, positive conditional: 0, positive unconditional: 252, negative: 48, negative conditional: 0, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 48, positive: 16, positive conditional: 0, positive unconditional: 16, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 48, positive: 16, positive conditional: 0, positive unconditional: 16, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 290, positive: 165, positive conditional: 0, positive unconditional: 165, negative: 125, negative conditional: 0, negative unconditional: 125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 202053, positive: 176510, positive conditional: 0, positive unconditional: 176510, negative: 25243, negative conditional: 0, negative unconditional: 25243, unknown: 300, unknown conditional: 0, unknown unconditional: 300] , Statistics on independence cache: Total cache size (in pairs): 300, Positive cache size: 268, Positive conditional cache size: 0, Positive unconditional cache size: 268, Negative cache size: 32, Negative conditional cache size: 0, Negative unconditional cache size: 32 ], Maximal queried relation: 0, Independence queries for same thread: 21888 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 97708, positive: 89562, positive conditional: 89562, positive unconditional: 0, negative: 8146, negative conditional: 8146, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 93369, positive: 89562, positive conditional: 89562, positive unconditional: 0, negative: 3807, negative conditional: 3807, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 93369, positive: 80286, positive conditional: 0, positive unconditional: 80286, negative: 13083, negative conditional: 0, negative unconditional: 13083, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 427, positive: 390, positive conditional: 0, positive unconditional: 390, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 427, positive: 365, positive conditional: 0, positive unconditional: 365, negative: 62, negative conditional: 0, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 62, positive: 25, positive conditional: 0, positive unconditional: 25, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 152, positive: 93, positive conditional: 68, positive unconditional: 25, negative: 59, negative conditional: 22, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 374, positive: 278, positive conditional: 156, positive unconditional: 123, negative: 95, negative conditional: 32, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 93369, positive: 79896, positive conditional: 0, positive unconditional: 79896, negative: 13046, negative conditional: 0, negative unconditional: 13046, unknown: 427, unknown conditional: 0, unknown unconditional: 427] , Statistics on independence cache: Total cache size (in pairs): 517, Positive cache size: 458, Positive conditional cache size: 68, Positive unconditional cache size: 390, Negative cache size: 59, Negative conditional cache size: 22, Negative unconditional cache size: 37, SemanticConditionEliminator.Independence Queries: [ total: 26435, positive: 9276, positive conditional: 9276, positive unconditional: 0, negative: 17159, negative conditional: 3785, negative unconditional: 13374, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 26435, positive: 9276, positive conditional: 9276, positive unconditional: 0, negative: 17159, negative conditional: 3785, negative unconditional: 13374, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 152, positive: 93, positive conditional: 68, positive unconditional: 25, negative: 59, negative conditional: 22, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 374, positive: 278, positive conditional: 156, positive unconditional: 123, negative: 95, negative conditional: 32, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 26435, positive: 9208, positive conditional: 9208, positive unconditional: 0, negative: 17137, negative conditional: 3763, negative unconditional: 13374, unknown: 90, unknown conditional: 90, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 517, Positive cache size: 458, Positive conditional cache size: 68, Positive unconditional cache size: 390, Negative cache size: 59, Negative conditional cache size: 22, Negative unconditional cache size: 37, Eliminated conditions: 13374, SemanticConditionEliminator.Independence Queries: [ total: 26435, positive: 9276, positive conditional: 9276, positive unconditional: 0, negative: 17159, negative conditional: 3785, negative unconditional: 13374, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 26435, positive: 9276, positive conditional: 9276, positive unconditional: 0, negative: 17159, negative conditional: 3785, negative unconditional: 13374, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 152, positive: 93, positive conditional: 68, positive unconditional: 25, negative: 59, negative conditional: 22, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 374, positive: 278, positive conditional: 156, positive unconditional: 123, negative: 95, negative conditional: 32, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 26435, positive: 9208, positive conditional: 9208, positive unconditional: 0, negative: 17137, negative conditional: 3763, negative unconditional: 13374, unknown: 90, unknown conditional: 90, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 517, Positive cache size: 458, Positive conditional cache size: 68, Positive unconditional cache size: 390, Negative cache size: 59, Negative conditional cache size: 22, Negative unconditional cache size: 37, Eliminated conditions: 13374, SemanticConditionEliminator.Independence Queries: [ total: 26435, positive: 9276, positive conditional: 9276, positive unconditional: 0, negative: 17159, negative conditional: 3785, negative unconditional: 13374, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 26435, positive: 9276, positive conditional: 9276, positive unconditional: 0, negative: 17159, negative conditional: 3785, negative unconditional: 13374, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 152, positive: 93, positive conditional: 68, positive unconditional: 25, negative: 59, negative conditional: 22, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 374, positive: 278, positive conditional: 156, positive unconditional: 123, negative: 95, negative conditional: 32, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 26435, positive: 9208, positive conditional: 9208, positive unconditional: 0, negative: 17137, negative conditional: 3763, negative unconditional: 13374, unknown: 90, unknown conditional: 90, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 517, Positive cache size: 458, Positive conditional cache size: 68, Positive unconditional cache size: 390, Negative cache size: 59, Negative conditional cache size: 22, Negative unconditional cache size: 37, Eliminated conditions: 13374 ], Maximal queried relation: 3, Independence queries for same thread: 4339 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 96638, positive: 90145, positive conditional: 90145, positive unconditional: 0, negative: 6493, negative conditional: 6493, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 93715, positive: 90145, positive conditional: 90145, positive unconditional: 0, negative: 3570, negative conditional: 3570, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 93715, positive: 81201, positive conditional: 0, positive unconditional: 81201, negative: 12514, negative conditional: 0, negative unconditional: 12514, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 428, positive: 391, positive conditional: 0, positive unconditional: 391, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 428, positive: 366, positive conditional: 0, positive unconditional: 366, negative: 62, negative conditional: 0, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 62, positive: 25, positive conditional: 0, positive unconditional: 25, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 197, positive: 99, positive conditional: 74, positive unconditional: 25, negative: 98, negative conditional: 61, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 411, positive: 276, positive conditional: 122, positive unconditional: 154, negative: 134, negative conditional: 87, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 93715, positive: 80810, positive conditional: 0, positive unconditional: 80810, negative: 12477, negative conditional: 0, negative unconditional: 12477, unknown: 428, unknown conditional: 0, unknown unconditional: 428] , Statistics on independence cache: Total cache size (in pairs): 563, Positive cache size: 465, Positive conditional cache size: 74, Positive unconditional cache size: 391, Negative cache size: 98, Negative conditional cache size: 61, Negative unconditional cache size: 37, SemanticConditionEliminator.Independence Queries: [ total: 30749, positive: 8944, positive conditional: 8944, positive unconditional: 0, negative: 21805, negative conditional: 8552, negative unconditional: 13253, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 30749, positive: 8944, positive conditional: 8944, positive unconditional: 0, negative: 21805, negative conditional: 8552, negative unconditional: 13253, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 197, positive: 99, positive conditional: 74, positive unconditional: 25, negative: 98, negative conditional: 61, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 411, positive: 276, positive conditional: 122, positive unconditional: 154, negative: 134, negative conditional: 87, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 30749, positive: 8870, positive conditional: 8870, positive unconditional: 0, negative: 21744, negative conditional: 8491, negative unconditional: 13253, unknown: 135, unknown conditional: 135, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 563, Positive cache size: 465, Positive conditional cache size: 74, Positive unconditional cache size: 391, Negative cache size: 98, Negative conditional cache size: 61, Negative unconditional cache size: 37, Eliminated conditions: 13253, SemanticConditionEliminator.Independence Queries: [ total: 30749, positive: 8944, positive conditional: 8944, positive unconditional: 0, negative: 21805, negative conditional: 8552, negative unconditional: 13253, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 30749, positive: 8944, positive conditional: 8944, positive unconditional: 0, negative: 21805, negative conditional: 8552, negative unconditional: 13253, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 197, positive: 99, positive conditional: 74, positive unconditional: 25, negative: 98, negative conditional: 61, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 411, positive: 276, positive conditional: 122, positive unconditional: 154, negative: 134, negative conditional: 87, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 30749, positive: 8870, positive conditional: 8870, positive unconditional: 0, negative: 21744, negative conditional: 8491, negative unconditional: 13253, unknown: 135, unknown conditional: 135, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 563, Positive cache size: 465, Positive conditional cache size: 74, Positive unconditional cache size: 391, Negative cache size: 98, Negative conditional cache size: 61, Negative unconditional cache size: 37, Eliminated conditions: 13253, SemanticConditionEliminator.Independence Queries: [ total: 30749, positive: 8944, positive conditional: 8944, positive unconditional: 0, negative: 21805, negative conditional: 8552, negative unconditional: 13253, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 30749, positive: 8944, positive conditional: 8944, positive unconditional: 0, negative: 21805, negative conditional: 8552, negative unconditional: 13253, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 197, positive: 99, positive conditional: 74, positive unconditional: 25, negative: 98, negative conditional: 61, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 411, positive: 276, positive conditional: 122, positive unconditional: 154, negative: 134, negative conditional: 87, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 30749, positive: 8870, positive conditional: 8870, positive unconditional: 0, negative: 21744, negative conditional: 8491, negative unconditional: 13253, unknown: 135, unknown conditional: 135, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 563, Positive cache size: 465, Positive conditional cache size: 74, Positive unconditional cache size: 391, Negative cache size: 98, Negative conditional cache size: 61, Negative unconditional cache size: 37, Eliminated conditions: 13253, SemanticConditionEliminator.Independence Queries: [ total: 30749, positive: 8944, positive conditional: 8944, positive unconditional: 0, negative: 21805, negative conditional: 8552, negative unconditional: 13253, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 30749, positive: 8944, positive conditional: 8944, positive unconditional: 0, negative: 21805, negative conditional: 8552, negative unconditional: 13253, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 197, positive: 99, positive conditional: 74, positive unconditional: 25, negative: 98, negative conditional: 61, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 411, positive: 276, positive conditional: 122, positive unconditional: 154, negative: 134, negative conditional: 87, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 30749, positive: 8870, positive conditional: 8870, positive unconditional: 0, negative: 21744, negative conditional: 8491, negative unconditional: 13253, unknown: 135, unknown conditional: 135, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 563, Positive cache size: 465, Positive conditional cache size: 74, Positive unconditional cache size: 391, Negative cache size: 98, Negative conditional cache size: 61, Negative unconditional cache size: 37, Eliminated conditions: 13253 ], Maximal queried relation: 4, Independence queries for same thread: 2923 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 100299, positive: 91838, positive conditional: 91838, positive unconditional: 0, negative: 8461, negative conditional: 8461, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 95685, positive: 91838, positive conditional: 91838, positive unconditional: 0, negative: 3847, negative conditional: 3847, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 95685, positive: 82466, positive conditional: 0, positive unconditional: 82466, negative: 13219, negative conditional: 0, negative unconditional: 13219, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 425, positive: 388, positive conditional: 0, positive unconditional: 388, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 425, positive: 363, positive conditional: 0, positive unconditional: 363, negative: 62, negative conditional: 0, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 62, positive: 25, positive conditional: 0, positive unconditional: 25, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 152, positive: 93, positive conditional: 68, positive unconditional: 25, negative: 59, negative conditional: 22, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 272, positive: 211, positive conditional: 115, positive unconditional: 95, negative: 61, negative conditional: 27, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 95685, positive: 82078, positive conditional: 0, positive unconditional: 82078, negative: 13182, negative conditional: 0, negative unconditional: 13182, unknown: 425, unknown conditional: 0, unknown unconditional: 425] , Statistics on independence cache: Total cache size (in pairs): 515, Positive cache size: 456, Positive conditional cache size: 68, Positive unconditional cache size: 388, Negative cache size: 59, Negative conditional cache size: 22, Negative unconditional cache size: 37, SemanticConditionEliminator.Independence Queries: [ total: 26649, positive: 9372, positive conditional: 9372, positive unconditional: 0, negative: 17277, negative conditional: 3827, negative unconditional: 13450, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 26649, positive: 9372, positive conditional: 9372, positive unconditional: 0, negative: 17277, negative conditional: 3827, negative unconditional: 13450, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 152, positive: 93, positive conditional: 68, positive unconditional: 25, negative: 59, negative conditional: 22, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 272, positive: 211, positive conditional: 115, positive unconditional: 95, negative: 61, negative conditional: 27, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 26649, positive: 9304, positive conditional: 9304, positive unconditional: 0, negative: 17255, negative conditional: 3805, negative unconditional: 13450, unknown: 90, unknown conditional: 90, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 515, Positive cache size: 456, Positive conditional cache size: 68, Positive unconditional cache size: 388, Negative cache size: 59, Negative conditional cache size: 22, Negative unconditional cache size: 37, Eliminated conditions: 13450, SemanticConditionEliminator.Independence Queries: [ total: 26649, positive: 9372, positive conditional: 9372, positive unconditional: 0, negative: 17277, negative conditional: 3827, negative unconditional: 13450, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 26649, positive: 9372, positive conditional: 9372, positive unconditional: 0, negative: 17277, negative conditional: 3827, negative unconditional: 13450, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 152, positive: 93, positive conditional: 68, positive unconditional: 25, negative: 59, negative conditional: 22, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 272, positive: 211, positive conditional: 115, positive unconditional: 95, negative: 61, negative conditional: 27, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 26649, positive: 9304, positive conditional: 9304, positive unconditional: 0, negative: 17255, negative conditional: 3805, negative unconditional: 13450, unknown: 90, unknown conditional: 90, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 515, Positive cache size: 456, Positive conditional cache size: 68, Positive unconditional cache size: 388, Negative cache size: 59, Negative conditional cache size: 22, Negative unconditional cache size: 37, Eliminated conditions: 13450, SemanticConditionEliminator.Independence Queries: [ total: 26649, positive: 9372, positive conditional: 9372, positive unconditional: 0, negative: 17277, negative conditional: 3827, negative unconditional: 13450, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 26649, positive: 9372, positive conditional: 9372, positive unconditional: 0, negative: 17277, negative conditional: 3827, negative unconditional: 13450, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 152, positive: 93, positive conditional: 68, positive unconditional: 25, negative: 59, negative conditional: 22, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 272, positive: 211, positive conditional: 115, positive unconditional: 95, negative: 61, negative conditional: 27, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 26649, positive: 9304, positive conditional: 9304, positive unconditional: 0, negative: 17255, negative conditional: 3805, negative unconditional: 13450, unknown: 90, unknown conditional: 90, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 515, Positive cache size: 456, Positive conditional cache size: 68, Positive unconditional cache size: 388, Negative cache size: 59, Negative conditional cache size: 22, Negative unconditional cache size: 37, Eliminated conditions: 13450 ], Maximal queried relation: 3, Independence queries for same thread: 4614 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 100089, positive: 91662, positive conditional: 91662, positive unconditional: 0, negative: 8427, negative conditional: 8427, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 95508, positive: 91662, positive conditional: 91662, positive unconditional: 0, negative: 3846, negative conditional: 3846, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 95508, positive: 82288, positive conditional: 0, positive unconditional: 82288, negative: 13220, negative conditional: 0, negative unconditional: 13220, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 426, positive: 389, positive conditional: 0, positive unconditional: 389, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 426, positive: 364, positive conditional: 0, positive unconditional: 364, negative: 62, negative conditional: 0, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 62, positive: 25, positive conditional: 0, positive unconditional: 25, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 152, positive: 93, positive conditional: 68, positive unconditional: 25, negative: 59, negative conditional: 22, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 363, positive: 307, positive conditional: 191, positive unconditional: 116, negative: 57, negative conditional: 19, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 95508, positive: 81899, positive conditional: 0, positive unconditional: 81899, negative: 13183, negative conditional: 0, negative unconditional: 13183, unknown: 426, unknown conditional: 0, unknown unconditional: 426] , Statistics on independence cache: Total cache size (in pairs): 516, Positive cache size: 457, Positive conditional cache size: 68, Positive unconditional cache size: 389, Negative cache size: 59, Negative conditional cache size: 22, Negative unconditional cache size: 37, SemanticConditionEliminator.Independence Queries: [ total: 26652, positive: 9374, positive conditional: 9374, positive unconditional: 0, negative: 17278, negative conditional: 3825, negative unconditional: 13453, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 26652, positive: 9374, positive conditional: 9374, positive unconditional: 0, negative: 17278, negative conditional: 3825, negative unconditional: 13453, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 152, positive: 93, positive conditional: 68, positive unconditional: 25, negative: 59, negative conditional: 22, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 363, positive: 307, positive conditional: 191, positive unconditional: 116, negative: 57, negative conditional: 19, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 26652, positive: 9306, positive conditional: 9306, positive unconditional: 0, negative: 17256, negative conditional: 3803, negative unconditional: 13453, unknown: 90, unknown conditional: 90, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 516, Positive cache size: 457, Positive conditional cache size: 68, Positive unconditional cache size: 389, Negative cache size: 59, Negative conditional cache size: 22, Negative unconditional cache size: 37, Eliminated conditions: 13453, SemanticConditionEliminator.Independence Queries: [ total: 26652, positive: 9374, positive conditional: 9374, positive unconditional: 0, negative: 17278, negative conditional: 3825, negative unconditional: 13453, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 26652, positive: 9374, positive conditional: 9374, positive unconditional: 0, negative: 17278, negative conditional: 3825, negative unconditional: 13453, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 152, positive: 93, positive conditional: 68, positive unconditional: 25, negative: 59, negative conditional: 22, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 363, positive: 307, positive conditional: 191, positive unconditional: 116, negative: 57, negative conditional: 19, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 26652, positive: 9306, positive conditional: 9306, positive unconditional: 0, negative: 17256, negative conditional: 3803, negative unconditional: 13453, unknown: 90, unknown conditional: 90, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 516, Positive cache size: 457, Positive conditional cache size: 68, Positive unconditional cache size: 389, Negative cache size: 59, Negative conditional cache size: 22, Negative unconditional cache size: 37, Eliminated conditions: 13453, SemanticConditionEliminator.Independence Queries: [ total: 26652, positive: 9374, positive conditional: 9374, positive unconditional: 0, negative: 17278, negative conditional: 3825, negative unconditional: 13453, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 26652, positive: 9374, positive conditional: 9374, positive unconditional: 0, negative: 17278, negative conditional: 3825, negative unconditional: 13453, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 152, positive: 93, positive conditional: 68, positive unconditional: 25, negative: 59, negative conditional: 22, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 363, positive: 307, positive conditional: 191, positive unconditional: 116, negative: 57, negative conditional: 19, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 26652, positive: 9306, positive conditional: 9306, positive unconditional: 0, negative: 17256, negative conditional: 3803, negative unconditional: 13453, unknown: 90, unknown conditional: 90, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 516, Positive cache size: 457, Positive conditional cache size: 68, Positive unconditional cache size: 389, Negative cache size: 59, Negative conditional cache size: 22, Negative unconditional cache size: 37, Eliminated conditions: 13453 ], Maximal queried relation: 3, Independence queries for same thread: 4581 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 100276, positive: 91813, positive conditional: 91813, positive unconditional: 0, negative: 8463, negative conditional: 8463, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 95658, positive: 91813, positive conditional: 91813, positive unconditional: 0, negative: 3845, negative conditional: 3845, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 95658, positive: 82444, positive conditional: 0, positive unconditional: 82444, negative: 13214, negative conditional: 0, negative unconditional: 13214, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 424, positive: 387, positive conditional: 0, positive unconditional: 387, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 424, positive: 362, positive conditional: 0, positive unconditional: 362, negative: 62, negative conditional: 0, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 62, positive: 25, positive conditional: 0, positive unconditional: 25, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 152, positive: 93, positive conditional: 68, positive unconditional: 25, negative: 59, negative conditional: 22, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 234, positive: 172, positive conditional: 106, positive unconditional: 66, negative: 62, negative conditional: 20, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 95658, positive: 82057, positive conditional: 0, positive unconditional: 82057, negative: 13177, negative conditional: 0, negative unconditional: 13177, unknown: 424, unknown conditional: 0, unknown unconditional: 424] , Statistics on independence cache: Total cache size (in pairs): 514, Positive cache size: 455, Positive conditional cache size: 68, Positive unconditional cache size: 387, Negative cache size: 59, Negative conditional cache size: 22, Negative unconditional cache size: 37, SemanticConditionEliminator.Independence Queries: [ total: 26642, positive: 9369, positive conditional: 9369, positive unconditional: 0, negative: 17273, negative conditional: 3826, negative unconditional: 13447, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 26642, positive: 9369, positive conditional: 9369, positive unconditional: 0, negative: 17273, negative conditional: 3826, negative unconditional: 13447, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 152, positive: 93, positive conditional: 68, positive unconditional: 25, negative: 59, negative conditional: 22, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 234, positive: 172, positive conditional: 106, positive unconditional: 66, negative: 62, negative conditional: 20, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 26642, positive: 9301, positive conditional: 9301, positive unconditional: 0, negative: 17251, negative conditional: 3804, negative unconditional: 13447, unknown: 90, unknown conditional: 90, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 514, Positive cache size: 455, Positive conditional cache size: 68, Positive unconditional cache size: 387, Negative cache size: 59, Negative conditional cache size: 22, Negative unconditional cache size: 37, Eliminated conditions: 13447, SemanticConditionEliminator.Independence Queries: [ total: 26642, positive: 9369, positive conditional: 9369, positive unconditional: 0, negative: 17273, negative conditional: 3826, negative unconditional: 13447, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 26642, positive: 9369, positive conditional: 9369, positive unconditional: 0, negative: 17273, negative conditional: 3826, negative unconditional: 13447, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 152, positive: 93, positive conditional: 68, positive unconditional: 25, negative: 59, negative conditional: 22, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 234, positive: 172, positive conditional: 106, positive unconditional: 66, negative: 62, negative conditional: 20, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 26642, positive: 9301, positive conditional: 9301, positive unconditional: 0, negative: 17251, negative conditional: 3804, negative unconditional: 13447, unknown: 90, unknown conditional: 90, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 514, Positive cache size: 455, Positive conditional cache size: 68, Positive unconditional cache size: 387, Negative cache size: 59, Negative conditional cache size: 22, Negative unconditional cache size: 37, Eliminated conditions: 13447, SemanticConditionEliminator.Independence Queries: [ total: 26642, positive: 9369, positive conditional: 9369, positive unconditional: 0, negative: 17273, negative conditional: 3826, negative unconditional: 13447, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 26642, positive: 9369, positive conditional: 9369, positive unconditional: 0, negative: 17273, negative conditional: 3826, negative unconditional: 13447, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 152, positive: 93, positive conditional: 68, positive unconditional: 25, negative: 59, negative conditional: 22, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 234, positive: 172, positive conditional: 106, positive unconditional: 66, negative: 62, negative conditional: 20, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 26642, positive: 9301, positive conditional: 9301, positive unconditional: 0, negative: 17251, negative conditional: 3804, negative unconditional: 13447, unknown: 90, unknown conditional: 90, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 514, Positive cache size: 455, Positive conditional cache size: 68, Positive unconditional cache size: 387, Negative cache size: 59, Negative conditional cache size: 22, Negative unconditional cache size: 37, Eliminated conditions: 13447 ], Maximal queried relation: 3, Independence queries for same thread: 4618 - 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 9 procedures, 60 locations, 12 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1829.4ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 8.8ms, PartialOrderReductionTime: 1768.6ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: DeviceThreadThread1of1ForFork4 with 1 thread instances CFG has 9 procedures, 60 locations, 12 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1769.0ms, OverallIterations: 3, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.1ms, PartialOrderReductionTime: 1441.3ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 12, 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: 4.2ms SsaConstructionTime, 42.3ms SatisfiabilityAnalysisTime, 143.5ms InterpolantComputationTime, 66 NumberOfCodeBlocks, 66 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 63 ConstructedInterpolants, 0 QuantifiedInterpolants, 215 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: DeviceThreadThread1of1ForFork5 with 1 thread instances CFG has 9 procedures, 60 locations, 12 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2106.3ms, OverallIterations: 4, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.8ms, PartialOrderReductionTime: 1475.9ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 20, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 5.8ms SsaConstructionTime, 19.6ms SatisfiabilityAnalysisTime, 285.9ms InterpolantComputationTime, 130 NumberOfCodeBlocks, 130 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 125 ConstructedInterpolants, 0 QuantifiedInterpolants, 529 SizeOfPredicates, 1 NumberOfNonLiveVariables, 69 ConjunctsInSsa, 34 ConjunctsInUnsatCore, 5 InterpolantComputations, 3 PerfectInterpolantSequences, 27/40 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: DeviceThreadThread1of1ForFork2 with 1 thread instances CFG has 9 procedures, 60 locations, 12 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1349.0ms, OverallIterations: 3, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.8ms, PartialOrderReductionTime: 1120.4ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 12, 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: 2.5ms SsaConstructionTime, 16.7ms SatisfiabilityAnalysisTime, 101.4ms InterpolantComputationTime, 58 NumberOfCodeBlocks, 58 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 55 ConstructedInterpolants, 0 QuantifiedInterpolants, 203 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: DeviceThreadThread1of1ForFork3 with 1 thread instances CFG has 9 procedures, 60 locations, 12 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1066.6ms, OverallIterations: 3, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.7ms, PartialOrderReductionTime: 934.1ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 12, 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: 1.1ms SsaConstructionTime, 11.5ms SatisfiabilityAnalysisTime, 90.2ms InterpolantComputationTime, 62 NumberOfCodeBlocks, 62 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 59 ConstructedInterpolants, 0 QuantifiedInterpolants, 209 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: DeviceThreadThread1of1ForFork1 with 1 thread instances CFG has 9 procedures, 60 locations, 12 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1107.8ms, OverallIterations: 3, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.6ms, PartialOrderReductionTime: 1039.8ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 12, 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: 0.8ms SsaConstructionTime, 3.9ms SatisfiabilityAnalysisTime, 49.2ms InterpolantComputationTime, 54 NumberOfCodeBlocks, 54 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 51 ConstructedInterpolants, 0 QuantifiedInterpolants, 197 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 12/12 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...