/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-DelaySleep-NoLbe-Random521.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth04.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d310483fe8b4879eee5de19363f50e4b839cc4ec-d310483 [2021-06-24 19:22:33,519 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-24 19:22:33,522 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-24 19:22:33,592 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-24 19:22:33,593 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-24 19:22:33,595 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-24 19:22:33,598 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-24 19:22:33,604 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-24 19:22:33,606 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-24 19:22:33,610 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-24 19:22:33,611 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-24 19:22:33,612 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-24 19:22:33,613 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-24 19:22:33,630 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-24 19:22:33,632 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-24 19:22:33,633 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-24 19:22:33,635 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-24 19:22:33,636 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-24 19:22:33,639 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-24 19:22:33,644 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-24 19:22:33,645 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-24 19:22:33,647 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-24 19:22:33,648 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-24 19:22:33,650 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-24 19:22:33,656 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-06-24 19:22:33,664 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-06-24 19:22:33,664 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-06-24 19:22:33,666 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-06-24 19:22:33,666 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-06-24 19:22:33,669 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-06-24 19:22:33,669 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-24 19:22:33,670 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-24 19:22:33,671 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-24 19:22:33,672 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-24 19:22:33,673 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-24 19:22:33,673 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-24 19:22:33,674 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-24 19:22:33,674 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-24 19:22:33,674 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-24 19:22:33,675 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-24 19:22:33,689 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-24 19:22:33,693 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-DelaySleep-NoLbe-Random521.epf [2021-06-24 19:22:33,742 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-24 19:22:33,742 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-24 19:22:33,743 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-24 19:22:33,743 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-24 19:22:33,745 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-24 19:22:33,745 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-24 19:22:33,745 INFO L138 SettingsManager]: * Use SBE=true [2021-06-24 19:22:33,746 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-24 19:22:33,746 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-24 19:22:33,746 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-24 19:22:33,747 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-24 19:22:33,747 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-24 19:22:33,747 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-24 19:22:33,747 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-24 19:22:33,747 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-24 19:22:33,747 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-24 19:22:33,748 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-24 19:22:33,748 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-24 19:22:33,748 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-24 19:22:33,748 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-24 19:22:33,748 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-24 19:22:33,748 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-24 19:22:33,748 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-24 19:22:33,749 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-24 19:22:33,749 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-24 19:22:33,749 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-24 19:22:33,749 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-24 19:22:33,749 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-24 19:22:33,749 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-06-24 19:22:33,749 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-24 19:22:33,750 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-24 19:22:33,750 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-24 19:22:33,752 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-24 19:22:33,752 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-24 19:22:33,753 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-24 19:22:33,753 INFO L138 SettingsManager]: * Random seed used by POR DFS order=521 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-24 19:22:34,375 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-24 19:22:34,428 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-24 19:22:34,430 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-24 19:22:34,431 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-24 19:22:34,445 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-24 19:22:34,446 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth04.bpl [2021-06-24 19:22:34,447 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth04.bpl' [2021-06-24 19:22:34,483 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-24 19:22:34,484 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-24 19:22:34,501 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-24 19:22:34,502 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-24 19:22:34,502 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-24 19:22:34,515 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "bluetooth04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.06 07:22:34" (1/1) ... [2021-06-24 19:22:34,540 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "bluetooth04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.06 07:22:34" (1/1) ... [2021-06-24 19:22:34,570 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-24 19:22:34,571 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-24 19:22:34,571 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-24 19:22:34,571 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-24 19:22:34,578 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "bluetooth04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.06 07:22:34" (1/1) ... [2021-06-24 19:22:34,593 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "bluetooth04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.06 07:22:34" (1/1) ... [2021-06-24 19:22:34,594 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "bluetooth04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.06 07:22:34" (1/1) ... [2021-06-24 19:22:34,594 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "bluetooth04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.06 07:22:34" (1/1) ... [2021-06-24 19:22:34,597 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "bluetooth04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.06 07:22:34" (1/1) ... [2021-06-24 19:22:34,602 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "bluetooth04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.06 07:22:34" (1/1) ... [2021-06-24 19:22:34,603 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "bluetooth04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.06 07:22:34" (1/1) ... [2021-06-24 19:22:34,604 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-24 19:22:34,605 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-24 19:22:34,606 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-24 19:22:34,606 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-24 19:22:34,607 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "bluetooth04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.06 07:22:34" (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 19:22:34,738 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThread given in one single declaration [2021-06-24 19:22:34,739 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThread [2021-06-24 19:22:34,739 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThread [2021-06-24 19:22:34,739 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ServerThread given in one single declaration [2021-06-24 19:22:34,739 INFO L130 BoogieDeclarations]: Found specification of procedure ServerThread [2021-06-24 19:22:34,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ServerThread [2021-06-24 19:22:34,740 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-24 19:22:34,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-24 19:22:34,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-24 19:22:34,741 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 19:22:35,148 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-24 19:22:35,148 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-06-24 19:22:35,149 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadEXIT is neither atomic block end nor error location. [2021-06-24 19:22:35,150 INFO L202 PluginConnector]: Adding new model bluetooth04.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.06 07:22:35 BoogieIcfgContainer [2021-06-24 19:22:35,150 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-24 19:22:35,152 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-24 19:22:35,152 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-24 19:22:35,154 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-24 19:22:35,154 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.06 07:22:34" (1/2) ... [2021-06-24 19:22:35,155 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cf1108c and model type bluetooth04.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.06 07:22:35, skipping insertion in model container [2021-06-24 19:22:35,155 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth04.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.06 07:22:35" (2/2) ... [2021-06-24 19:22:35,156 INFO L111 eAbstractionObserver]: Analyzing ICFG bluetooth04.bpl [2021-06-24 19:22:35,171 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-24 19:22:35,172 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-24 19:22:35,172 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-24 19:22:35,172 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-24 19:22:35,272 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-24 19:22:35,309 INFO L255 AbstractCegarLoop]: Starting to check reachability of 5 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 19:22:35,444 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-24 19:22:35,444 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-24 19:22:35,445 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-24 19:22:35,446 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-24 19:22:35,446 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-24 19:22:35,446 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-24 19:22:35,446 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-24 19:22:35,446 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-24 19:22:36,437 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (1/5) [2021-06-24 19:22:36,439 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) [2021-06-24 19:22:36,461 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-24 19:22:36,461 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-24 19:22:36,461 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-24 19:22:36,461 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-24 19:22:36,461 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-24 19:22:36,461 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-24 19:22:36,461 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-24 19:22:36,462 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == DeviceThreadThread1of1ForFork4======== Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-24 19:22:36,516 INFO L430 AbstractCegarLoop]: === Iteration 1 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:22:36,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:22:36,525 INFO L82 PathProgramCache]: Analyzing trace with hash -2041079194, now seen corresponding path program 1 times [2021-06-24 19:22:36,532 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:22:36,532 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1355200553] [2021-06-24 19:22:36,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:22:36,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:22:36,733 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 19:22:36,734 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:22:36,734 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1355200553] [2021-06-24 19:22:36,734 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1355200553] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 19:22:36,735 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 19:22:36,741 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-24 19:22:36,741 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1739582563] [2021-06-24 19:22:36,745 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-24 19:22:36,746 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:22:36,756 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-24 19:22:36,758 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-24 19:22:36,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:22:36,759 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:22:36,760 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 19:22:36,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:22:36,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:36,956 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-24 19:22:36,956 INFO L430 AbstractCegarLoop]: === Iteration 2 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:22:36,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:22:36,957 INFO L82 PathProgramCache]: Analyzing trace with hash 558365531, now seen corresponding path program 1 times [2021-06-24 19:22:36,957 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:22:36,957 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1648168322] [2021-06-24 19:22:36,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:22:36,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:22:37,013 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-24 19:22:37,014 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:22:37,014 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1648168322] [2021-06-24 19:22:37,015 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1648168322] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 19:22:37,015 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 19:22:37,016 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-24 19:22:37,016 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [346520845] [2021-06-24 19:22:37,017 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-24 19:22:37,018 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:22:37,019 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-24 19:22:37,020 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-24 19:22:37,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:22:37,020 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:22:37,021 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-24 19:22:37,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:37,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:22:37,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:37,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:37,080 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-24 19:22:37,080 INFO L430 AbstractCegarLoop]: === Iteration 3 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:22:37,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:22:37,080 INFO L82 PathProgramCache]: Analyzing trace with hash -50573543, now seen corresponding path program 1 times [2021-06-24 19:22:37,081 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:22:37,081 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416649089] [2021-06-24 19:22:37,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:22:37,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:22:37,285 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-24 19:22:37,286 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:22:37,286 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1416649089] [2021-06-24 19:22:37,286 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1416649089] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 19:22:37,286 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 19:22:37,286 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-24 19:22:37,286 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2107333315] [2021-06-24 19:22:37,287 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-24 19:22:37,287 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:22:37,287 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-24 19:22:37,288 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-06-24 19:22:37,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:22:37,288 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:22:37,288 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 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 19:22:37,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:37,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:37,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:22:37,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:37,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:37,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-24 19:22:37,481 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-24 19:22:37,481 INFO L430 AbstractCegarLoop]: === Iteration 4 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:22:37,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:22:37,488 INFO L82 PathProgramCache]: Analyzing trace with hash -1719561631, now seen corresponding path program 2 times [2021-06-24 19:22:37,489 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:22:37,489 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1209349888] [2021-06-24 19:22:37,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:22:37,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:22:37,654 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-24 19:22:37,654 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:22:37,654 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1209349888] [2021-06-24 19:22:37,671 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1209349888] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 19:22:37,672 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 19:22:37,672 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-24 19:22:37,672 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [24513822] [2021-06-24 19:22:37,673 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-24 19:22:37,675 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:22:37,676 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-24 19:22:37,676 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2021-06-24 19:22:37,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:22:37,677 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:22:37,677 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 3.142857142857143) internal successors, (22), 6 states have internal predecessors, (22), 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 19:22:37,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:37,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:37,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-24 19:22:37,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:22:38,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:38,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:38,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-24 19:22:38,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-24 19:22:38,117 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-24 19:22:38,117 INFO L430 AbstractCegarLoop]: === Iteration 5 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:22:38,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:22:38,117 INFO L82 PathProgramCache]: Analyzing trace with hash 668865680, now seen corresponding path program 1 times [2021-06-24 19:22:38,117 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:22:38,118 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1718651197] [2021-06-24 19:22:38,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:22:38,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:22:38,230 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-24 19:22:38,230 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:22:38,230 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1718651197] [2021-06-24 19:22:38,231 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1718651197] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:22:38,231 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1463295477] [2021-06-24 19:22:38,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-24 19:22:38,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:22:38,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 15 conjunts are in the unsatisfiable core [2021-06-24 19:22:38,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-24 19:22:38,470 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-24 19:22:38,470 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1463295477] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:22:38,471 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-24 19:22:38,471 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 7 [2021-06-24 19:22:38,471 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [252517807] [2021-06-24 19:22:38,471 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-24 19:22:38,471 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:22:38,472 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-24 19:22:38,472 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=29, Unknown=0, NotChecked=0, Total=56 [2021-06-24 19:22:38,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:22:38,472 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:22:38,473 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 3.5) internal successors, (28), 7 states have internal predecessors, (28), 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 19:22:38,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:38,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:38,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-24 19:22:38,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-24 19:22:38,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:22:39,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:39,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:39,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-24 19:22:39,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-24 19:22:39,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-24 19:22:39,229 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-24 19:22:39,230 INFO L430 AbstractCegarLoop]: === Iteration 6 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:22:39,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:22:39,230 INFO L82 PathProgramCache]: Analyzing trace with hash -1172894167, now seen corresponding path program 1 times [2021-06-24 19:22:39,231 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:22:39,231 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [942490938] [2021-06-24 19:22:39,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:22:39,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:22:39,328 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-24 19:22:39,329 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:22:39,329 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [942490938] [2021-06-24 19:22:39,329 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [942490938] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:22:39,330 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1947682603] [2021-06-24 19:22:39,330 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 19:22:39,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:22:39,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 18 conjunts are in the unsatisfiable core [2021-06-24 19:22:39,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-24 19:22:39,500 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-24 19:22:39,500 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1947682603] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:22:39,500 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-24 19:22:39,500 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 8 [2021-06-24 19:22:39,501 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1403232208] [2021-06-24 19:22:39,502 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-24 19:22:39,502 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:22:39,502 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-24 19:22:39,502 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=37, Unknown=0, NotChecked=0, Total=72 [2021-06-24 19:22:39,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:22:39,503 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:22:39,503 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 3.4444444444444446) internal successors, (31), 8 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 19:22:39,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:39,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:39,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-24 19:22:39,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-24 19:22:39,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-24 19:22:39,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:22:40,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:40,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:40,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-24 19:22:40,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-24 19:22:40,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-24 19:22:40,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-24 19:22:40,470 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-24 19:22:40,473 INFO L301 ceAbstractionStarter]: Result for error location DeviceThreadThread1of1ForFork4 was SAFE (2/5) [2021-06-24 19:22:40,473 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) [2021-06-24 19:22:40,500 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-24 19:22:40,500 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-24 19:22:40,500 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-24 19:22:40,500 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-24 19:22:40,501 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-24 19:22:40,501 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-24 19:22:40,501 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-24 19:22:40,501 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == DeviceThreadThread1of1ForFork2======== Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-24 19:22:40,553 INFO L430 AbstractCegarLoop]: === Iteration 1 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:22:40,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:22:40,553 INFO L82 PathProgramCache]: Analyzing trace with hash 409123212, now seen corresponding path program 1 times [2021-06-24 19:22:40,554 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:22:40,554 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [32729484] [2021-06-24 19:22:40,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:22:40,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:22:40,565 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 19:22:40,566 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:22:40,566 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [32729484] [2021-06-24 19:22:40,566 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [32729484] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 19:22:40,566 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 19:22:40,567 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-24 19:22:40,567 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552448081] [2021-06-24 19:22:40,567 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-24 19:22:40,567 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:22:40,568 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-24 19:22:40,568 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-24 19:22:40,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:22:40,568 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:22:40,568 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 19:22:40,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:22:40,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:40,656 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-06-24 19:22:40,656 INFO L430 AbstractCegarLoop]: === Iteration 2 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:22:40,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:22:40,657 INFO L82 PathProgramCache]: Analyzing trace with hash 650328516, now seen corresponding path program 1 times [2021-06-24 19:22:40,657 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:22:40,657 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [266926525] [2021-06-24 19:22:40,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:22:40,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:22:40,666 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 19:22:40,667 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:22:40,667 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [266926525] [2021-06-24 19:22:40,667 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [266926525] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 19:22:40,667 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 19:22:40,667 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-24 19:22:40,667 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [554660269] [2021-06-24 19:22:40,668 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-24 19:22:40,668 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:22:40,668 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-24 19:22:40,668 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-24 19:22:40,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:22:40,668 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:22:40,669 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 19:22:40,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:40,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:22:40,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:40,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:40,695 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-06-24 19:22:40,695 INFO L430 AbstractCegarLoop]: === Iteration 3 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:22:40,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:22:40,695 INFO L82 PathProgramCache]: Analyzing trace with hash 2036700045, now seen corresponding path program 1 times [2021-06-24 19:22:40,695 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:22:40,695 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1968424347] [2021-06-24 19:22:40,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:22:40,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:22:40,749 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-24 19:22:40,749 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:22:40,750 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1968424347] [2021-06-24 19:22:40,750 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1968424347] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:22:40,750 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1653464862] [2021-06-24 19:22:40,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-24 19:22:40,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:22:40,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 19 conjunts are in the unsatisfiable core [2021-06-24 19:22:40,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-24 19:22:40,882 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-24 19:22:40,882 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1653464862] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:22:40,882 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-24 19:22:40,882 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-06-24 19:22:40,882 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [322343208] [2021-06-24 19:22:40,883 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-24 19:22:40,883 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:22:40,883 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-24 19:22:40,883 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2021-06-24 19:22:40,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:22:40,884 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:22:40,884 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 4.2727272727272725) internal successors, (47), 10 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-24 19:22:40,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:40,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:40,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:22:41,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:41,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:41,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-24 19:22:41,392 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-24 19:22:41,393 INFO L430 AbstractCegarLoop]: === Iteration 4 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:22:41,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:22:41,393 INFO L82 PathProgramCache]: Analyzing trace with hash 803069792, now seen corresponding path program 1 times [2021-06-24 19:22:41,393 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:22:41,393 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650011103] [2021-06-24 19:22:41,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:22:41,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:22:41,458 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-24 19:22:41,458 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:22:41,459 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1650011103] [2021-06-24 19:22:41,459 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1650011103] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:22:41,459 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1342465779] [2021-06-24 19:22:41,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-24 19:22:41,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:22:41,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 15 conjunts are in the unsatisfiable core [2021-06-24 19:22:41,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-24 19:22:41,686 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-24 19:22:41,686 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1342465779] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:22:41,686 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-24 19:22:41,686 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 7 [2021-06-24 19:22:41,686 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [14806877] [2021-06-24 19:22:41,687 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-24 19:22:41,687 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:22:41,687 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-24 19:22:41,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=29, Unknown=0, NotChecked=0, Total=56 [2021-06-24 19:22:41,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:22:41,687 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:22:41,688 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 3.375) internal successors, (27), 7 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-24 19:22:41,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:41,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:41,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-24 19:22:41,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:22:41,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:41,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:41,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-24 19:22:41,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-24 19:22:42,149 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-24 19:22:42,149 INFO L430 AbstractCegarLoop]: === Iteration 5 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:22:42,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:22:42,149 INFO L82 PathProgramCache]: Analyzing trace with hash -1053423302, now seen corresponding path program 1 times [2021-06-24 19:22:42,150 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:22:42,150 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798685256] [2021-06-24 19:22:42,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:22:42,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:22:42,239 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-24 19:22:42,239 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:22:42,239 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [798685256] [2021-06-24 19:22:42,240 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [798685256] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:22:42,240 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [781384146] [2021-06-24 19:22:42,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-24 19:22:42,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:22:42,292 WARN L261 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 34 conjunts are in the unsatisfiable core [2021-06-24 19:22:42,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-24 19:22:42,427 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-24 19:22:42,427 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [781384146] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:22:42,427 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-24 19:22:42,428 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2021-06-24 19:22:42,428 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1091697966] [2021-06-24 19:22:42,428 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-24 19:22:42,428 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:22:42,429 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-24 19:22:42,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=136, Unknown=0, NotChecked=0, Total=210 [2021-06-24 19:22:42,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:22:42,429 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:22:42,429 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 3.933333333333333) internal successors, (59), 14 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 19:22:42,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:42,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:42,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-24 19:22:42,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-24 19:22:42,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:22:43,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:43,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:43,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-24 19:22:43,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-24 19:22:43,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-24 19:22:43,353 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-06-24 19:22:43,355 INFO L301 ceAbstractionStarter]: Result for error location DeviceThreadThread1of1ForFork2 was SAFE (3/5) [2021-06-24 19:22:43,356 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 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-24 19:22:43,360 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-24 19:22:43,360 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-24 19:22:43,360 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-24 19:22:43,360 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-24 19:22:43,360 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-24 19:22:43,360 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-24 19:22:43,360 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-24 19:22:43,360 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == DeviceThreadThread1of1ForFork3======== [2021-06-24 19:22:43,374 INFO L430 AbstractCegarLoop]: === Iteration 1 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:22:43,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:22:43,374 INFO L82 PathProgramCache]: Analyzing trace with hash -1589182048, now seen corresponding path program 1 times [2021-06-24 19:22:43,374 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:22:43,374 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2092460764] [2021-06-24 19:22:43,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:22:43,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:22:43,385 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 19:22:43,385 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:22:43,385 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2092460764] [2021-06-24 19:22:43,385 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2092460764] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 19:22:43,385 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 19:22:43,385 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-24 19:22:43,385 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2052674231] [2021-06-24 19:22:43,386 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-24 19:22:43,386 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:22:43,386 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-24 19:22:43,386 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-24 19:22:43,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:22:43,386 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:22:43,386 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 5.333333333333333) 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 19:22:43,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:22:43,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:43,405 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-06-24 19:22:43,405 INFO L430 AbstractCegarLoop]: === Iteration 2 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:22:43,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:22:43,405 INFO L82 PathProgramCache]: Analyzing trace with hash -50320968, now seen corresponding path program 1 times [2021-06-24 19:22:43,406 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:22:43,406 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [489112373] [2021-06-24 19:22:43,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:22:43,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:22:43,413 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 19:22:43,413 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:22:43,413 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [489112373] [2021-06-24 19:22:43,413 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [489112373] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 19:22:43,413 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 19:22:43,413 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-24 19:22:43,414 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1145014423] [2021-06-24 19:22:43,414 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-24 19:22:43,414 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:22:43,414 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-24 19:22:43,414 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-24 19:22:43,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:22:43,415 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:22:43,415 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 19:22:43,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:43,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:22:43,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:43,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:43,435 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-06-24 19:22:43,436 INFO L430 AbstractCegarLoop]: === Iteration 3 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:22:43,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:22:43,436 INFO L82 PathProgramCache]: Analyzing trace with hash 336688243, now seen corresponding path program 1 times [2021-06-24 19:22:43,436 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:22:43,436 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [943891541] [2021-06-24 19:22:43,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:22:43,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:22:43,462 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 19:22:43,462 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:22:43,462 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [943891541] [2021-06-24 19:22:43,462 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [943891541] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 19:22:43,462 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 19:22:43,462 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-24 19:22:43,462 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826532883] [2021-06-24 19:22:43,463 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-24 19:22:43,463 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:22:43,463 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-24 19:22:43,463 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-06-24 19:22:43,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:22:43,463 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:22:43,464 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 5 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 19:22:43,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:43,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:43,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:22:43,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:43,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:43,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-24 19:22:43,540 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-06-24 19:22:43,541 INFO L430 AbstractCegarLoop]: === Iteration 4 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:22:43,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:22:43,541 INFO L82 PathProgramCache]: Analyzing trace with hash 217931843, now seen corresponding path program 1 times [2021-06-24 19:22:43,541 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:22:43,541 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [722658398] [2021-06-24 19:22:43,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:22:43,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:22:43,579 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-24 19:22:43,579 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:22:43,579 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [722658398] [2021-06-24 19:22:43,579 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [722658398] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 19:22:43,579 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 19:22:43,579 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-24 19:22:43,579 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545795648] [2021-06-24 19:22:43,580 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-24 19:22:43,580 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:22:43,580 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-24 19:22:43,580 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2021-06-24 19:22:43,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:22:43,580 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:22:43,580 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 3.4285714285714284) internal successors, (24), 6 states have internal predecessors, (24), 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 19:22:43,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:43,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:43,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-24 19:22:43,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:22:43,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:43,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:43,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-24 19:22:43,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-24 19:22:43,738 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-06-24 19:22:43,738 INFO L430 AbstractCegarLoop]: === Iteration 5 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:22:43,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:22:43,738 INFO L82 PathProgramCache]: Analyzing trace with hash -571926990, now seen corresponding path program 1 times [2021-06-24 19:22:43,738 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:22:43,738 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888930007] [2021-06-24 19:22:43,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:22:43,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:22:43,836 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-24 19:22:43,836 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:22:43,836 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1888930007] [2021-06-24 19:22:43,836 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1888930007] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 19:22:43,836 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 19:22:43,836 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-24 19:22:43,836 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [997061082] [2021-06-24 19:22:43,837 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-24 19:22:43,837 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:22:43,837 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-24 19:22:43,837 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=29, Unknown=0, NotChecked=0, Total=56 [2021-06-24 19:22:43,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:22:43,838 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:22:43,838 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 3.375) internal successors, (27), 7 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-24 19:22:43,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:43,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:43,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-24 19:22:43,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-24 19:22:43,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:22:44,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:44,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:44,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-24 19:22:44,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-24 19:22:44,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-24 19:22:44,320 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-06-24 19:22:44,320 INFO L430 AbstractCegarLoop]: === Iteration 6 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:22:44,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:22:44,320 INFO L82 PathProgramCache]: Analyzing trace with hash 1323009783, now seen corresponding path program 1 times [2021-06-24 19:22:44,321 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:22:44,321 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1182117485] [2021-06-24 19:22:44,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:22:44,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:22:44,383 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-24 19:22:44,384 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:22:44,384 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1182117485] [2021-06-24 19:22:44,384 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1182117485] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:22:44,384 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [626948335] [2021-06-24 19:22:44,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-24 19:22:44,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:22:44,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 21 conjunts are in the unsatisfiable core [2021-06-24 19:22:44,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-24 19:22:44,511 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-24 19:22:44,511 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [626948335] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:22:44,511 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-24 19:22:44,511 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 8 [2021-06-24 19:22:44,511 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656306710] [2021-06-24 19:22:44,512 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-24 19:22:44,512 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:22:44,512 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-24 19:22:44,512 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=37, Unknown=0, NotChecked=0, Total=72 [2021-06-24 19:22:44,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:22:44,512 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:22:44,512 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 3.4444444444444446) internal successors, (31), 8 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 19:22:44,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:44,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:44,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-24 19:22:44,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-24 19:22:44,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-24 19:22:44,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:22:45,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:45,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:45,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-24 19:22:45,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-24 19:22:45,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-24 19:22:45,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-24 19:22:45,403 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-24 19:22:45,405 INFO L301 ceAbstractionStarter]: Result for error location DeviceThreadThread1of1ForFork3 was SAFE (4/5) [2021-06-24 19:22:45,405 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 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-06-24 19:22:45,421 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-24 19:22:45,421 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-24 19:22:45,421 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-24 19:22:45,421 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-24 19:22:45,422 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-24 19:22:45,422 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-24 19:22:45,422 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-24 19:22:45,422 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == DeviceThreadThread1of1ForFork1======== Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-24 19:22:45,456 INFO L430 AbstractCegarLoop]: === Iteration 1 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:22:45,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:22:45,457 INFO L82 PathProgramCache]: Analyzing trace with hash -1402623315, now seen corresponding path program 1 times [2021-06-24 19:22:45,457 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:22:45,457 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [508080283] [2021-06-24 19:22:45,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:22:45,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:22:45,464 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 19:22:45,464 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:22:45,464 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [508080283] [2021-06-24 19:22:45,464 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [508080283] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 19:22:45,464 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 19:22:45,465 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-24 19:22:45,465 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [41014735] [2021-06-24 19:22:45,465 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-24 19:22:45,465 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:22:45,465 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-24 19:22:45,465 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-24 19:22:45,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:22:45,466 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:22:45,466 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 19:22:45,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:22:45,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:45,490 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-06-24 19:22:45,490 INFO L430 AbstractCegarLoop]: === Iteration 2 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:22:45,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:22:45,490 INFO L82 PathProgramCache]: Analyzing trace with hash -403348544, now seen corresponding path program 1 times [2021-06-24 19:22:45,490 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:22:45,491 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [98398052] [2021-06-24 19:22:45,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:22:45,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:22:45,497 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 19:22:45,497 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:22:45,497 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [98398052] [2021-06-24 19:22:45,497 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [98398052] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 19:22:45,497 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 19:22:45,497 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-24 19:22:45,497 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [104783442] [2021-06-24 19:22:45,498 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-24 19:22:45,498 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:22:45,498 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-24 19:22:45,498 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-24 19:22:45,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:22:45,498 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:22:45,499 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 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 19:22:45,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:45,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:22:45,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:45,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:45,537 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-06-24 19:22:45,537 INFO L430 AbstractCegarLoop]: === Iteration 3 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:22:45,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:22:45,538 INFO L82 PathProgramCache]: Analyzing trace with hash 1300128016, now seen corresponding path program 1 times [2021-06-24 19:22:45,538 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:22:45,538 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186945625] [2021-06-24 19:22:45,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:22:45,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:22:45,563 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 19:22:45,563 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:22:45,563 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186945625] [2021-06-24 19:22:45,563 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1186945625] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 19:22:45,563 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 19:22:45,563 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-24 19:22:45,563 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205264461] [2021-06-24 19:22:45,564 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-24 19:22:45,564 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:22:45,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-24 19:22:45,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-06-24 19:22:45,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:22:45,564 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:22:45,564 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 5 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 19:22:45,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:45,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:45,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:22:45,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:45,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:45,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-24 19:22:45,612 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-06-24 19:22:45,612 INFO L430 AbstractCegarLoop]: === Iteration 4 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:22:45,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:22:45,612 INFO L82 PathProgramCache]: Analyzing trace with hash 1844350948, now seen corresponding path program 1 times [2021-06-24 19:22:45,613 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:22:45,613 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1636471360] [2021-06-24 19:22:45,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:22:45,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:22:45,653 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-24 19:22:45,653 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:22:45,653 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1636471360] [2021-06-24 19:22:45,653 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1636471360] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:22:45,654 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1631179219] [2021-06-24 19:22:45,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-24 19:22:45,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:22:45,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 13 conjunts are in the unsatisfiable core [2021-06-24 19:22:45,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-24 19:22:45,748 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-24 19:22:45,749 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1631179219] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:22:45,749 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-24 19:22:45,749 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 6 [2021-06-24 19:22:45,749 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [673579611] [2021-06-24 19:22:45,750 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-24 19:22:45,750 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:22:45,750 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-24 19:22:45,750 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2021-06-24 19:22:45,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:22:45,750 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:22:45,751 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 3.5714285714285716) internal successors, (25), 6 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-24 19:22:45,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:45,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:45,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-24 19:22:45,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:22:45,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:45,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:45,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-24 19:22:45,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-24 19:22:46,120 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2021-06-24 19:22:46,120 INFO L430 AbstractCegarLoop]: === Iteration 5 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:22:46,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:22:46,121 INFO L82 PathProgramCache]: Analyzing trace with hash -2070639635, now seen corresponding path program 1 times [2021-06-24 19:22:46,121 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:22:46,121 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [152839582] [2021-06-24 19:22:46,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:22:46,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:22:46,185 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-24 19:22:46,185 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:22:46,185 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [152839582] [2021-06-24 19:22:46,185 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [152839582] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:22:46,185 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1580605506] [2021-06-24 19:22:46,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-24 19:22:46,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:22:46,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 16 conjunts are in the unsatisfiable core [2021-06-24 19:22:46,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-24 19:22:46,299 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-24 19:22:46,299 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1580605506] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:22:46,299 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-24 19:22:46,299 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 7 [2021-06-24 19:22:46,299 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1188051102] [2021-06-24 19:22:46,300 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-24 19:22:46,300 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:22:46,348 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-24 19:22:46,348 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=29, Unknown=0, NotChecked=0, Total=56 [2021-06-24 19:22:46,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:22:46,348 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:22:46,348 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 3.5) internal successors, (28), 7 states have internal predecessors, (28), 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 19:22:46,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:46,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:46,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-24 19:22:46,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-24 19:22:46,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:22:46,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:46,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:46,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-24 19:22:46,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-24 19:22:46,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-24 19:22:46,965 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2021-06-24 19:22:46,965 INFO L430 AbstractCegarLoop]: === Iteration 6 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 19:22:46,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 19:22:46,966 INFO L82 PathProgramCache]: Analyzing trace with hash -719400865, now seen corresponding path program 1 times [2021-06-24 19:22:46,966 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 19:22:46,966 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1521176813] [2021-06-24 19:22:46,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 19:22:46,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:22:47,050 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-24 19:22:47,050 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 19:22:47,050 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1521176813] [2021-06-24 19:22:47,050 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1521176813] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:22:47,050 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1502732267] [2021-06-24 19:22:47,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-24 19:22:47,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 19:22:47,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 19 conjunts are in the unsatisfiable core [2021-06-24 19:22:47,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-24 19:22:47,173 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-24 19:22:47,173 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1502732267] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-24 19:22:47,173 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-24 19:22:47,173 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 8 [2021-06-24 19:22:47,173 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [190737030] [2021-06-24 19:22:47,174 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-24 19:22:47,174 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 19:22:47,174 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-24 19:22:47,174 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=37, Unknown=0, NotChecked=0, Total=72 [2021-06-24 19:22:47,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:22:47,174 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 19:22:47,174 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 3.4444444444444446) internal successors, (31), 8 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 19:22:47,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:47,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:47,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-24 19:22:47,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-24 19:22:47,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-24 19:22:47,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 19:22:47,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:47,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 19:22:47,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-24 19:22:47,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-24 19:22:47,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-24 19:22:47,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-24 19:22:47,996 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-24 19:22:47,998 INFO L301 ceAbstractionStarter]: Result for error location DeviceThreadThread1of1ForFork1 was SAFE (5/5) [2021-06-24 19:22:47,998 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-24 19:22:48,001 INFO L202 PluginConnector]: Adding new model bluetooth04.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.06 07:22:48 BasicIcfg [2021-06-24 19:22:48,001 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-24 19:22:48,001 INFO L168 Benchmark]: Toolchain (without parser) took 13517.51 ms. Allocated memory was 181.4 MB in the beginning and 643.8 MB in the end (delta: 462.4 MB). Free memory was 161.4 MB in the beginning and 308.1 MB in the end (delta: -146.7 MB). Peak memory consumption was 315.2 MB. Max. memory is 8.0 GB. [2021-06-24 19:22:48,002 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.16 ms. Allocated memory is still 181.4 MB. Free memory is still 162.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-24 19:22:48,002 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.16 ms. Allocated memory is still 181.4 MB. Free memory was 161.4 MB in the beginning and 159.6 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-24 19:22:48,002 INFO L168 Benchmark]: Boogie Preprocessor took 33.70 ms. Allocated memory is still 181.4 MB. Free memory was 159.6 MB in the beginning and 158.6 MB in the end (delta: 912.5 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-24 19:22:48,002 INFO L168 Benchmark]: RCFGBuilder took 544.73 ms. Allocated memory is still 181.4 MB. Free memory was 158.5 MB in the beginning and 145.6 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-06-24 19:22:48,002 INFO L168 Benchmark]: TraceAbstraction took 12849.46 ms. Allocated memory was 181.4 MB in the beginning and 643.8 MB in the end (delta: 462.4 MB). Free memory was 145.2 MB in the beginning and 308.1 MB in the end (delta: -162.9 MB). Peak memory consumption was 299.5 MB. Max. memory is 8.0 GB. [2021-06-24 19:22:48,002 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.16 ms. Allocated memory is still 181.4 MB. Free memory is still 162.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 69.16 ms. Allocated memory is still 181.4 MB. Free memory was 161.4 MB in the beginning and 159.6 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 33.70 ms. Allocated memory is still 181.4 MB. Free memory was 159.6 MB in the beginning and 158.6 MB in the end (delta: 912.5 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 544.73 ms. Allocated memory is still 181.4 MB. Free memory was 158.5 MB in the beginning and 145.6 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 12849.46 ms. Allocated memory was 181.4 MB in the beginning and 643.8 MB in the end (delta: 462.4 MB). Free memory was 145.2 MB in the beginning and 308.1 MB in the end (delta: -162.9 MB). Peak memory consumption was 299.5 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: 5984, positive: 4474, positive conditional: 4474, positive unconditional: 0, negative: 1510, negative conditional: 1510, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 4978, positive: 4474, positive conditional: 4474, positive unconditional: 0, negative: 504, negative conditional: 504, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 4978, positive: 4474, positive conditional: 0, positive unconditional: 4474, negative: 504, negative conditional: 0, negative unconditional: 504, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 296, positive: 267, positive conditional: 0, positive unconditional: 267, negative: 29, negative conditional: 0, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 296, positive: 241, positive conditional: 0, positive unconditional: 241, negative: 55, negative conditional: 0, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 55, positive: 26, positive conditional: 0, positive unconditional: 26, negative: 29, negative conditional: 0, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 55, positive: 26, positive conditional: 0, positive unconditional: 26, negative: 29, negative conditional: 0, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 434, positive: 213, positive conditional: 0, positive unconditional: 213, negative: 221, negative conditional: 0, negative unconditional: 221, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 4978, positive: 4207, positive conditional: 0, positive unconditional: 4207, negative: 475, negative conditional: 0, negative unconditional: 475, unknown: 296, unknown conditional: 0, unknown unconditional: 296] , Statistics on independence cache: Total cache size (in pairs): 296, Positive cache size: 267, Positive conditional cache size: 0, Positive unconditional cache size: 267, Negative cache size: 29, Negative conditional cache size: 0, Negative unconditional cache size: 29 ], Maximal queried relation: 0, Independence queries for same thread: 1006 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 72098, positive: 65800, positive conditional: 65800, positive unconditional: 0, negative: 6298, negative conditional: 6298, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 67136, positive: 65800, positive conditional: 65800, positive unconditional: 0, negative: 1336, negative conditional: 1336, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 67136, positive: 59633, positive conditional: 0, positive unconditional: 59633, negative: 7503, negative conditional: 0, negative unconditional: 7503, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 463, positive: 422, positive conditional: 0, positive unconditional: 422, negative: 41, negative conditional: 0, negative unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 463, positive: 383, positive conditional: 0, positive unconditional: 383, negative: 80, negative conditional: 0, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 80, positive: 39, positive conditional: 0, positive unconditional: 39, negative: 41, negative conditional: 0, negative unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 279, positive: 142, positive conditional: 103, positive unconditional: 39, negative: 137, negative conditional: 96, negative unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 608, positive: 326, positive conditional: 189, positive unconditional: 137, negative: 282, negative conditional: 149, negative unconditional: 132, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 67136, positive: 59211, positive conditional: 0, positive unconditional: 59211, negative: 7462, negative conditional: 0, negative unconditional: 7462, unknown: 463, unknown conditional: 0, unknown unconditional: 463] , Statistics on independence cache: Total cache size (in pairs): 662, Positive cache size: 525, Positive conditional cache size: 103, Positive unconditional cache size: 422, Negative cache size: 137, Negative conditional cache size: 96, Negative unconditional cache size: 41, SemanticConditionEliminator.Independence Queries: [ total: 19094, positive: 6167, positive conditional: 6167, positive unconditional: 0, negative: 12927, negative conditional: 4893, negative unconditional: 8034, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19094, positive: 6167, positive conditional: 6167, positive unconditional: 0, negative: 12927, negative conditional: 4893, negative unconditional: 8034, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 279, positive: 142, positive conditional: 103, positive unconditional: 39, negative: 137, negative conditional: 96, negative unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 608, positive: 326, positive conditional: 189, positive unconditional: 137, negative: 282, negative conditional: 149, negative unconditional: 132, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 19094, positive: 6064, positive conditional: 6064, positive unconditional: 0, negative: 12831, negative conditional: 4797, negative unconditional: 8034, unknown: 199, unknown conditional: 199, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 662, Positive cache size: 525, Positive conditional cache size: 103, Positive unconditional cache size: 422, Negative cache size: 137, Negative conditional cache size: 96, Negative unconditional cache size: 41, Eliminated conditions: 8034, SemanticConditionEliminator.Independence Queries: [ total: 19094, positive: 6167, positive conditional: 6167, positive unconditional: 0, negative: 12927, negative conditional: 4893, negative unconditional: 8034, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19094, positive: 6167, positive conditional: 6167, positive unconditional: 0, negative: 12927, negative conditional: 4893, negative unconditional: 8034, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 279, positive: 142, positive conditional: 103, positive unconditional: 39, negative: 137, negative conditional: 96, negative unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 608, positive: 326, positive conditional: 189, positive unconditional: 137, negative: 282, negative conditional: 149, negative unconditional: 132, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 19094, positive: 6064, positive conditional: 6064, positive unconditional: 0, negative: 12831, negative conditional: 4797, negative unconditional: 8034, unknown: 199, unknown conditional: 199, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 662, Positive cache size: 525, Positive conditional cache size: 103, Positive unconditional cache size: 422, Negative cache size: 137, Negative conditional cache size: 96, Negative unconditional cache size: 41, Eliminated conditions: 8034, SemanticConditionEliminator.Independence Queries: [ total: 19094, positive: 6167, positive conditional: 6167, positive unconditional: 0, negative: 12927, negative conditional: 4893, negative unconditional: 8034, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19094, positive: 6167, positive conditional: 6167, positive unconditional: 0, negative: 12927, negative conditional: 4893, negative unconditional: 8034, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 279, positive: 142, positive conditional: 103, positive unconditional: 39, negative: 137, negative conditional: 96, negative unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 608, positive: 326, positive conditional: 189, positive unconditional: 137, negative: 282, negative conditional: 149, negative unconditional: 132, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 19094, positive: 6064, positive conditional: 6064, positive unconditional: 0, negative: 12831, negative conditional: 4797, negative unconditional: 8034, unknown: 199, unknown conditional: 199, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 662, Positive cache size: 525, Positive conditional cache size: 103, Positive unconditional cache size: 422, Negative cache size: 137, Negative conditional cache size: 96, Negative unconditional cache size: 41, Eliminated conditions: 8034, SemanticConditionEliminator.Independence Queries: [ total: 19094, positive: 6167, positive conditional: 6167, positive unconditional: 0, negative: 12927, negative conditional: 4893, negative unconditional: 8034, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19094, positive: 6167, positive conditional: 6167, positive unconditional: 0, negative: 12927, negative conditional: 4893, negative unconditional: 8034, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 279, positive: 142, positive conditional: 103, positive unconditional: 39, negative: 137, negative conditional: 96, negative unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 608, positive: 326, positive conditional: 189, positive unconditional: 137, negative: 282, negative conditional: 149, negative unconditional: 132, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 19094, positive: 6064, positive conditional: 6064, positive unconditional: 0, negative: 12831, negative conditional: 4797, negative unconditional: 8034, unknown: 199, unknown conditional: 199, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 662, Positive cache size: 525, Positive conditional cache size: 103, Positive unconditional cache size: 422, Negative cache size: 137, Negative conditional cache size: 96, Negative unconditional cache size: 41, Eliminated conditions: 8034, SemanticConditionEliminator.Independence Queries: [ total: 19094, positive: 6167, positive conditional: 6167, positive unconditional: 0, negative: 12927, negative conditional: 4893, negative unconditional: 8034, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19094, positive: 6167, positive conditional: 6167, positive unconditional: 0, negative: 12927, negative conditional: 4893, negative unconditional: 8034, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 279, positive: 142, positive conditional: 103, positive unconditional: 39, negative: 137, negative conditional: 96, negative unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 608, positive: 326, positive conditional: 189, positive unconditional: 137, negative: 282, negative conditional: 149, negative unconditional: 132, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 19094, positive: 6064, positive conditional: 6064, positive unconditional: 0, negative: 12831, negative conditional: 4797, negative unconditional: 8034, unknown: 199, unknown conditional: 199, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 662, Positive cache size: 525, Positive conditional cache size: 103, Positive unconditional cache size: 422, Negative cache size: 137, Negative conditional cache size: 96, Negative unconditional cache size: 41, Eliminated conditions: 8034, SemanticConditionEliminator.Independence Queries: [ total: 19094, positive: 6167, positive conditional: 6167, positive unconditional: 0, negative: 12927, negative conditional: 4893, negative unconditional: 8034, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19094, positive: 6167, positive conditional: 6167, positive unconditional: 0, negative: 12927, negative conditional: 4893, negative unconditional: 8034, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 279, positive: 142, positive conditional: 103, positive unconditional: 39, negative: 137, negative conditional: 96, negative unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 608, positive: 326, positive conditional: 189, positive unconditional: 137, negative: 282, negative conditional: 149, negative unconditional: 132, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 19094, positive: 6064, positive conditional: 6064, positive unconditional: 0, negative: 12831, negative conditional: 4797, negative unconditional: 8034, unknown: 199, unknown conditional: 199, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 662, Positive cache size: 525, Positive conditional cache size: 103, Positive unconditional cache size: 422, Negative cache size: 137, Negative conditional cache size: 96, Negative unconditional cache size: 41, Eliminated conditions: 8034 ], Maximal queried relation: 6, Independence queries for same thread: 4962 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 46096, positive: 41795, positive conditional: 41795, positive unconditional: 0, negative: 4301, negative conditional: 4301, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 42616, positive: 41795, positive conditional: 41795, positive unconditional: 0, negative: 821, negative conditional: 821, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 42616, positive: 38037, positive conditional: 0, positive unconditional: 38037, negative: 4579, negative conditional: 0, negative unconditional: 4579, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 488, positive: 445, positive conditional: 0, positive unconditional: 445, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 488, positive: 405, positive conditional: 0, positive unconditional: 405, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 83, positive: 40, positive conditional: 0, positive unconditional: 40, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 282, positive: 161, positive conditional: 121, positive unconditional: 40, negative: 121, negative conditional: 78, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 337, positive: 186, positive conditional: 123, positive unconditional: 64, negative: 151, negative conditional: 70, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 42616, positive: 37592, positive conditional: 0, positive unconditional: 37592, negative: 4536, negative conditional: 0, negative unconditional: 4536, unknown: 488, unknown conditional: 0, unknown unconditional: 488] , Statistics on independence cache: Total cache size (in pairs): 687, Positive cache size: 566, Positive conditional cache size: 121, Positive unconditional cache size: 445, Negative cache size: 121, Negative conditional cache size: 78, Negative unconditional cache size: 43, SemanticConditionEliminator.Independence Queries: [ total: 9891, positive: 3758, positive conditional: 3758, positive unconditional: 0, negative: 6133, negative conditional: 2120, negative unconditional: 4013, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9891, positive: 3758, positive conditional: 3758, positive unconditional: 0, negative: 6133, negative conditional: 2120, negative unconditional: 4013, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 282, positive: 161, positive conditional: 121, positive unconditional: 40, negative: 121, negative conditional: 78, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 337, positive: 186, positive conditional: 123, positive unconditional: 64, negative: 151, negative conditional: 70, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 9891, positive: 3637, positive conditional: 3637, positive unconditional: 0, negative: 6055, negative conditional: 2042, negative unconditional: 4013, unknown: 199, unknown conditional: 199, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 687, Positive cache size: 566, Positive conditional cache size: 121, Positive unconditional cache size: 445, Negative cache size: 121, Negative conditional cache size: 78, Negative unconditional cache size: 43, Eliminated conditions: 4013, SemanticConditionEliminator.Independence Queries: [ total: 9891, positive: 3758, positive conditional: 3758, positive unconditional: 0, negative: 6133, negative conditional: 2120, negative unconditional: 4013, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9891, positive: 3758, positive conditional: 3758, positive unconditional: 0, negative: 6133, negative conditional: 2120, negative unconditional: 4013, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 282, positive: 161, positive conditional: 121, positive unconditional: 40, negative: 121, negative conditional: 78, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 337, positive: 186, positive conditional: 123, positive unconditional: 64, negative: 151, negative conditional: 70, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 9891, positive: 3637, positive conditional: 3637, positive unconditional: 0, negative: 6055, negative conditional: 2042, negative unconditional: 4013, unknown: 199, unknown conditional: 199, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 687, Positive cache size: 566, Positive conditional cache size: 121, Positive unconditional cache size: 445, Negative cache size: 121, Negative conditional cache size: 78, Negative unconditional cache size: 43, Eliminated conditions: 4013, SemanticConditionEliminator.Independence Queries: [ total: 9891, positive: 3758, positive conditional: 3758, positive unconditional: 0, negative: 6133, negative conditional: 2120, negative unconditional: 4013, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9891, positive: 3758, positive conditional: 3758, positive unconditional: 0, negative: 6133, negative conditional: 2120, negative unconditional: 4013, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 282, positive: 161, positive conditional: 121, positive unconditional: 40, negative: 121, negative conditional: 78, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 337, positive: 186, positive conditional: 123, positive unconditional: 64, negative: 151, negative conditional: 70, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 9891, positive: 3637, positive conditional: 3637, positive unconditional: 0, negative: 6055, negative conditional: 2042, negative unconditional: 4013, unknown: 199, unknown conditional: 199, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 687, Positive cache size: 566, Positive conditional cache size: 121, Positive unconditional cache size: 445, Negative cache size: 121, Negative conditional cache size: 78, Negative unconditional cache size: 43, Eliminated conditions: 4013, SemanticConditionEliminator.Independence Queries: [ total: 9891, positive: 3758, positive conditional: 3758, positive unconditional: 0, negative: 6133, negative conditional: 2120, negative unconditional: 4013, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9891, positive: 3758, positive conditional: 3758, positive unconditional: 0, negative: 6133, negative conditional: 2120, negative unconditional: 4013, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 282, positive: 161, positive conditional: 121, positive unconditional: 40, negative: 121, negative conditional: 78, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 337, positive: 186, positive conditional: 123, positive unconditional: 64, negative: 151, negative conditional: 70, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 9891, positive: 3637, positive conditional: 3637, positive unconditional: 0, negative: 6055, negative conditional: 2042, negative unconditional: 4013, unknown: 199, unknown conditional: 199, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 687, Positive cache size: 566, Positive conditional cache size: 121, Positive unconditional cache size: 445, Negative cache size: 121, Negative conditional cache size: 78, Negative unconditional cache size: 43, Eliminated conditions: 4013, SemanticConditionEliminator.Independence Queries: [ total: 9891, positive: 3758, positive conditional: 3758, positive unconditional: 0, negative: 6133, negative conditional: 2120, negative unconditional: 4013, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9891, positive: 3758, positive conditional: 3758, positive unconditional: 0, negative: 6133, negative conditional: 2120, negative unconditional: 4013, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 282, positive: 161, positive conditional: 121, positive unconditional: 40, negative: 121, negative conditional: 78, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 337, positive: 186, positive conditional: 123, positive unconditional: 64, negative: 151, negative conditional: 70, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 9891, positive: 3637, positive conditional: 3637, positive unconditional: 0, negative: 6055, negative conditional: 2042, negative unconditional: 4013, unknown: 199, unknown conditional: 199, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 687, Positive cache size: 566, Positive conditional cache size: 121, Positive unconditional cache size: 445, Negative cache size: 121, Negative conditional cache size: 78, Negative unconditional cache size: 43, Eliminated conditions: 4013 ], Maximal queried relation: 5, Independence queries for same thread: 3480 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 76728, positive: 69559, positive conditional: 69559, positive unconditional: 0, negative: 7169, negative conditional: 7169, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 70902, positive: 69559, positive conditional: 69559, positive unconditional: 0, negative: 1343, negative conditional: 1343, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 70902, positive: 63203, positive conditional: 0, positive unconditional: 63203, negative: 7699, negative conditional: 0, negative unconditional: 7699, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 474, positive: 434, positive conditional: 0, positive unconditional: 434, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 474, positive: 394, positive conditional: 0, positive unconditional: 394, negative: 80, negative conditional: 0, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 80, positive: 40, positive conditional: 0, positive unconditional: 40, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 304, positive: 161, positive conditional: 121, positive unconditional: 40, negative: 143, negative conditional: 103, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 345, positive: 182, positive conditional: 125, positive unconditional: 57, negative: 163, negative conditional: 116, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 70902, positive: 62769, positive conditional: 0, positive unconditional: 62769, negative: 7659, negative conditional: 0, negative unconditional: 7659, unknown: 474, unknown conditional: 0, unknown unconditional: 474] , Statistics on independence cache: Total cache size (in pairs): 698, Positive cache size: 555, Positive conditional cache size: 121, Positive unconditional cache size: 434, Negative cache size: 143, Negative conditional cache size: 103, Negative unconditional cache size: 40, SemanticConditionEliminator.Independence Queries: [ total: 19755, positive: 6356, positive conditional: 6356, positive unconditional: 0, negative: 13399, negative conditional: 4812, negative unconditional: 8587, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19755, positive: 6356, positive conditional: 6356, positive unconditional: 0, negative: 13399, negative conditional: 4812, negative unconditional: 8587, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 304, positive: 161, positive conditional: 121, positive unconditional: 40, negative: 143, negative conditional: 103, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 345, positive: 182, positive conditional: 125, positive unconditional: 57, negative: 163, negative conditional: 116, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 19755, positive: 6235, positive conditional: 6235, positive unconditional: 0, negative: 13296, negative conditional: 4709, negative unconditional: 8587, unknown: 224, unknown conditional: 224, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 698, Positive cache size: 555, Positive conditional cache size: 121, Positive unconditional cache size: 434, Negative cache size: 143, Negative conditional cache size: 103, Negative unconditional cache size: 40, Eliminated conditions: 8587, SemanticConditionEliminator.Independence Queries: [ total: 19755, positive: 6356, positive conditional: 6356, positive unconditional: 0, negative: 13399, negative conditional: 4812, negative unconditional: 8587, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19755, positive: 6356, positive conditional: 6356, positive unconditional: 0, negative: 13399, negative conditional: 4812, negative unconditional: 8587, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 304, positive: 161, positive conditional: 121, positive unconditional: 40, negative: 143, negative conditional: 103, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 345, positive: 182, positive conditional: 125, positive unconditional: 57, negative: 163, negative conditional: 116, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 19755, positive: 6235, positive conditional: 6235, positive unconditional: 0, negative: 13296, negative conditional: 4709, negative unconditional: 8587, unknown: 224, unknown conditional: 224, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 698, Positive cache size: 555, Positive conditional cache size: 121, Positive unconditional cache size: 434, Negative cache size: 143, Negative conditional cache size: 103, Negative unconditional cache size: 40, Eliminated conditions: 8587, SemanticConditionEliminator.Independence Queries: [ total: 19755, positive: 6356, positive conditional: 6356, positive unconditional: 0, negative: 13399, negative conditional: 4812, negative unconditional: 8587, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19755, positive: 6356, positive conditional: 6356, positive unconditional: 0, negative: 13399, negative conditional: 4812, negative unconditional: 8587, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 304, positive: 161, positive conditional: 121, positive unconditional: 40, negative: 143, negative conditional: 103, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 345, positive: 182, positive conditional: 125, positive unconditional: 57, negative: 163, negative conditional: 116, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 19755, positive: 6235, positive conditional: 6235, positive unconditional: 0, negative: 13296, negative conditional: 4709, negative unconditional: 8587, unknown: 224, unknown conditional: 224, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 698, Positive cache size: 555, Positive conditional cache size: 121, Positive unconditional cache size: 434, Negative cache size: 143, Negative conditional cache size: 103, Negative unconditional cache size: 40, Eliminated conditions: 8587, SemanticConditionEliminator.Independence Queries: [ total: 19755, positive: 6356, positive conditional: 6356, positive unconditional: 0, negative: 13399, negative conditional: 4812, negative unconditional: 8587, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19755, positive: 6356, positive conditional: 6356, positive unconditional: 0, negative: 13399, negative conditional: 4812, negative unconditional: 8587, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 304, positive: 161, positive conditional: 121, positive unconditional: 40, negative: 143, negative conditional: 103, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 345, positive: 182, positive conditional: 125, positive unconditional: 57, negative: 163, negative conditional: 116, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 19755, positive: 6235, positive conditional: 6235, positive unconditional: 0, negative: 13296, negative conditional: 4709, negative unconditional: 8587, unknown: 224, unknown conditional: 224, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 698, Positive cache size: 555, Positive conditional cache size: 121, Positive unconditional cache size: 434, Negative cache size: 143, Negative conditional cache size: 103, Negative unconditional cache size: 40, Eliminated conditions: 8587, SemanticConditionEliminator.Independence Queries: [ total: 19755, positive: 6356, positive conditional: 6356, positive unconditional: 0, negative: 13399, negative conditional: 4812, negative unconditional: 8587, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19755, positive: 6356, positive conditional: 6356, positive unconditional: 0, negative: 13399, negative conditional: 4812, negative unconditional: 8587, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 304, positive: 161, positive conditional: 121, positive unconditional: 40, negative: 143, negative conditional: 103, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 345, positive: 182, positive conditional: 125, positive unconditional: 57, negative: 163, negative conditional: 116, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 19755, positive: 6235, positive conditional: 6235, positive unconditional: 0, negative: 13296, negative conditional: 4709, negative unconditional: 8587, unknown: 224, unknown conditional: 224, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 698, Positive cache size: 555, Positive conditional cache size: 121, Positive unconditional cache size: 434, Negative cache size: 143, Negative conditional cache size: 103, Negative unconditional cache size: 40, Eliminated conditions: 8587, SemanticConditionEliminator.Independence Queries: [ total: 19755, positive: 6356, positive conditional: 6356, positive unconditional: 0, negative: 13399, negative conditional: 4812, negative unconditional: 8587, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19755, positive: 6356, positive conditional: 6356, positive unconditional: 0, negative: 13399, negative conditional: 4812, negative unconditional: 8587, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 304, positive: 161, positive conditional: 121, positive unconditional: 40, negative: 143, negative conditional: 103, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 345, positive: 182, positive conditional: 125, positive unconditional: 57, negative: 163, negative conditional: 116, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 19755, positive: 6235, positive conditional: 6235, positive unconditional: 0, negative: 13296, negative conditional: 4709, negative unconditional: 8587, unknown: 224, unknown conditional: 224, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 698, Positive cache size: 555, Positive conditional cache size: 121, Positive unconditional cache size: 434, Negative cache size: 143, Negative conditional cache size: 103, Negative unconditional cache size: 40, Eliminated conditions: 8587 ], Maximal queried relation: 6, Independence queries for same thread: 5826 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 69701, positive: 63142, positive conditional: 63142, positive unconditional: 0, negative: 6559, negative conditional: 6559, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 64358, positive: 63142, positive conditional: 63142, positive unconditional: 0, negative: 1216, negative conditional: 1216, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 64358, positive: 57442, positive conditional: 0, positive unconditional: 57442, negative: 6916, negative conditional: 0, negative unconditional: 6916, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 480, positive: 437, positive conditional: 0, positive unconditional: 437, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 480, positive: 396, positive conditional: 0, positive unconditional: 396, negative: 84, negative conditional: 0, negative unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 84, positive: 41, positive conditional: 0, positive unconditional: 41, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 290, positive: 146, positive conditional: 105, positive unconditional: 41, negative: 144, negative conditional: 101, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 330, positive: 164, positive conditional: 109, positive unconditional: 55, negative: 166, negative conditional: 101, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 64358, positive: 57005, positive conditional: 0, positive unconditional: 57005, negative: 6873, negative conditional: 0, negative unconditional: 6873, unknown: 480, unknown conditional: 0, unknown unconditional: 480] , Statistics on independence cache: Total cache size (in pairs): 686, Positive cache size: 542, Positive conditional cache size: 105, Positive unconditional cache size: 437, Negative cache size: 144, Negative conditional cache size: 101, Negative unconditional cache size: 43, SemanticConditionEliminator.Independence Queries: [ total: 17361, positive: 5700, positive conditional: 5700, positive unconditional: 0, negative: 11661, negative conditional: 4251, negative unconditional: 7410, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17361, positive: 5700, positive conditional: 5700, positive unconditional: 0, negative: 11661, negative conditional: 4251, negative unconditional: 7410, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 290, positive: 146, positive conditional: 105, positive unconditional: 41, negative: 144, negative conditional: 101, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 330, positive: 164, positive conditional: 109, positive unconditional: 55, negative: 166, negative conditional: 101, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 17361, positive: 5595, positive conditional: 5595, positive unconditional: 0, negative: 11560, negative conditional: 4150, negative unconditional: 7410, unknown: 206, unknown conditional: 206, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 686, Positive cache size: 542, Positive conditional cache size: 105, Positive unconditional cache size: 437, Negative cache size: 144, Negative conditional cache size: 101, Negative unconditional cache size: 43, Eliminated conditions: 7410, SemanticConditionEliminator.Independence Queries: [ total: 17361, positive: 5700, positive conditional: 5700, positive unconditional: 0, negative: 11661, negative conditional: 4251, negative unconditional: 7410, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17361, positive: 5700, positive conditional: 5700, positive unconditional: 0, negative: 11661, negative conditional: 4251, negative unconditional: 7410, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 290, positive: 146, positive conditional: 105, positive unconditional: 41, negative: 144, negative conditional: 101, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 330, positive: 164, positive conditional: 109, positive unconditional: 55, negative: 166, negative conditional: 101, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 17361, positive: 5595, positive conditional: 5595, positive unconditional: 0, negative: 11560, negative conditional: 4150, negative unconditional: 7410, unknown: 206, unknown conditional: 206, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 686, Positive cache size: 542, Positive conditional cache size: 105, Positive unconditional cache size: 437, Negative cache size: 144, Negative conditional cache size: 101, Negative unconditional cache size: 43, Eliminated conditions: 7410, SemanticConditionEliminator.Independence Queries: [ total: 17361, positive: 5700, positive conditional: 5700, positive unconditional: 0, negative: 11661, negative conditional: 4251, negative unconditional: 7410, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17361, positive: 5700, positive conditional: 5700, positive unconditional: 0, negative: 11661, negative conditional: 4251, negative unconditional: 7410, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 290, positive: 146, positive conditional: 105, positive unconditional: 41, negative: 144, negative conditional: 101, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 330, positive: 164, positive conditional: 109, positive unconditional: 55, negative: 166, negative conditional: 101, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 17361, positive: 5595, positive conditional: 5595, positive unconditional: 0, negative: 11560, negative conditional: 4150, negative unconditional: 7410, unknown: 206, unknown conditional: 206, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 686, Positive cache size: 542, Positive conditional cache size: 105, Positive unconditional cache size: 437, Negative cache size: 144, Negative conditional cache size: 101, Negative unconditional cache size: 43, Eliminated conditions: 7410, SemanticConditionEliminator.Independence Queries: [ total: 17361, positive: 5700, positive conditional: 5700, positive unconditional: 0, negative: 11661, negative conditional: 4251, negative unconditional: 7410, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17361, positive: 5700, positive conditional: 5700, positive unconditional: 0, negative: 11661, negative conditional: 4251, negative unconditional: 7410, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 290, positive: 146, positive conditional: 105, positive unconditional: 41, negative: 144, negative conditional: 101, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 330, positive: 164, positive conditional: 109, positive unconditional: 55, negative: 166, negative conditional: 101, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 17361, positive: 5595, positive conditional: 5595, positive unconditional: 0, negative: 11560, negative conditional: 4150, negative unconditional: 7410, unknown: 206, unknown conditional: 206, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 686, Positive cache size: 542, Positive conditional cache size: 105, Positive unconditional cache size: 437, Negative cache size: 144, Negative conditional cache size: 101, Negative unconditional cache size: 43, Eliminated conditions: 7410, SemanticConditionEliminator.Independence Queries: [ total: 17361, positive: 5700, positive conditional: 5700, positive unconditional: 0, negative: 11661, negative conditional: 4251, negative unconditional: 7410, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17361, positive: 5700, positive conditional: 5700, positive unconditional: 0, negative: 11661, negative conditional: 4251, negative unconditional: 7410, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 290, positive: 146, positive conditional: 105, positive unconditional: 41, negative: 144, negative conditional: 101, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 330, positive: 164, positive conditional: 109, positive unconditional: 55, negative: 166, negative conditional: 101, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 17361, positive: 5595, positive conditional: 5595, positive unconditional: 0, negative: 11560, negative conditional: 4150, negative unconditional: 7410, unknown: 206, unknown conditional: 206, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 686, Positive cache size: 542, Positive conditional cache size: 105, Positive unconditional cache size: 437, Negative cache size: 144, Negative conditional cache size: 101, Negative unconditional cache size: 43, Eliminated conditions: 7410, SemanticConditionEliminator.Independence Queries: [ total: 17361, positive: 5700, positive conditional: 5700, positive unconditional: 0, negative: 11661, negative conditional: 4251, negative unconditional: 7410, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17361, positive: 5700, positive conditional: 5700, positive unconditional: 0, negative: 11661, negative conditional: 4251, negative unconditional: 7410, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 290, positive: 146, positive conditional: 105, positive unconditional: 41, negative: 144, negative conditional: 101, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 330, positive: 164, positive conditional: 109, positive unconditional: 55, negative: 166, negative conditional: 101, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 17361, positive: 5595, positive conditional: 5595, positive unconditional: 0, negative: 11560, negative conditional: 4150, negative unconditional: 7410, unknown: 206, unknown conditional: 206, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 686, Positive cache size: 542, Positive conditional cache size: 105, Positive unconditional cache size: 437, Negative cache size: 144, Negative conditional cache size: 101, Negative unconditional cache size: 43, Eliminated conditions: 7410 ], Maximal queried relation: 6, Independence queries for same thread: 5343 - PositiveResult [Line: 35]: assertion always holds For all program executions holds that assertion always holds at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 8 procedures, 53 locations, 10 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1077.3ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 31.0ms, PartialOrderReductionTime: 947.9ms, 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 8 procedures, 53 locations, 10 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4032.5ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.3ms, PartialOrderReductionTime: 2208.3ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 32, 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: 31.9ms SsaConstructionTime, 152.1ms SatisfiabilityAnalysisTime, 895.1ms InterpolantComputationTime, 197 NumberOfCodeBlocks, 197 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 189 ConstructedInterpolants, 0 QuantifiedInterpolants, 847 SizeOfPredicates, 2 NumberOfNonLiveVariables, 111 ConjunctsInSsa, 33 ConjunctsInUnsatCore, 8 InterpolantComputations, 4 PerfectInterpolantSequences, 15/21 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 8 procedures, 53 locations, 10 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2880.6ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.0ms, PartialOrderReductionTime: 1399.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 30, 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: 21.7ms SsaConstructionTime, 43.8ms SatisfiabilityAnalysisTime, 592.5ms InterpolantComputationTime, 211 NumberOfCodeBlocks, 211 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 203 ConstructedInterpolants, 0 QuantifiedInterpolants, 929 SizeOfPredicates, 3 NumberOfNonLiveVariables, 163 ConjunctsInSsa, 68 ConjunctsInUnsatCore, 8 InterpolantComputations, 2 PerfectInterpolantSequences, 23/32 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 8 procedures, 53 locations, 10 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2048.6ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.8ms, PartialOrderReductionTime: 1443.2ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 32, 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: 5.9ms SsaConstructionTime, 20.0ms SatisfiabilityAnalysisTime, 316.1ms InterpolantComputationTime, 168 NumberOfCodeBlocks, 168 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 161 ConstructedInterpolants, 0 QuantifiedInterpolants, 706 SizeOfPredicates, 1 NumberOfNonLiveVariables, 66 ConjunctsInSsa, 21 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 23/27 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 8 procedures, 53 locations, 10 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2591.7ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.8ms, PartialOrderReductionTime: 1296.4ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 32, 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: 13.0ms SsaConstructionTime, 41.5ms SatisfiabilityAnalysisTime, 433.7ms InterpolantComputationTime, 211 NumberOfCodeBlocks, 211 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 202 ConstructedInterpolants, 0 QuantifiedInterpolants, 971 SizeOfPredicates, 3 NumberOfNonLiveVariables, 162 ConjunctsInSsa, 48 ConjunctsInUnsatCore, 9 InterpolantComputations, 3 PerfectInterpolantSequences, 14/24 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...