/usr/bin/java -Xmx16000000000 -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-Sleep-NoLbe-New_States.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/bench/exp2x4.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a865e3bea3ade1065a4c95009cfa501fe03c5538-a865e3b [2021-02-20 00:03:20,693 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-20 00:03:20,695 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-20 00:03:20,725 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-20 00:03:20,725 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-20 00:03:20,728 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-20 00:03:20,730 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-20 00:03:20,735 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-20 00:03:20,736 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-20 00:03:20,739 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-20 00:03:20,740 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-20 00:03:20,741 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-20 00:03:20,741 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-20 00:03:20,742 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-20 00:03:20,743 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-20 00:03:20,744 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-20 00:03:20,747 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-20 00:03:20,748 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-20 00:03:20,750 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-20 00:03:20,755 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-20 00:03:20,756 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-20 00:03:20,757 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-20 00:03:20,758 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-20 00:03:20,759 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-20 00:03:20,763 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-02-20 00:03:20,764 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-02-20 00:03:20,764 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-02-20 00:03:20,765 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-02-20 00:03:20,765 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-02-20 00:03:20,766 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-02-20 00:03:20,766 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-02-20 00:03:20,766 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-02-20 00:03:20,767 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-02-20 00:03:20,768 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-02-20 00:03:20,768 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-02-20 00:03:20,768 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-02-20 00:03:20,769 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-02-20 00:03:20,769 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-02-20 00:03:20,769 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-20 00:03:20,770 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-20 00:03:20,770 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-20 00:03:20,773 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-Sleep-NoLbe-New_States.epf [2021-02-20 00:03:20,792 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-20 00:03:20,793 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-20 00:03:20,793 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-02-20 00:03:20,793 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-02-20 00:03:20,794 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-02-20 00:03:20,794 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-02-20 00:03:20,794 INFO L138 SettingsManager]: * Use SBE=true [2021-02-20 00:03:20,794 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-20 00:03:20,794 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-20 00:03:20,794 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-20 00:03:20,794 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-20 00:03:20,794 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-20 00:03:20,794 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-20 00:03:20,795 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-20 00:03:20,795 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-20 00:03:20,795 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-20 00:03:20,795 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-20 00:03:20,795 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-20 00:03:20,795 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-20 00:03:20,795 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-20 00:03:20,795 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-02-20 00:03:20,795 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-20 00:03:20,795 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-20 00:03:20,795 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-20 00:03:20,796 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-20 00:03:20,796 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-02-20 00:03:20,796 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-02-20 00:03:20,796 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-02-20 00:03:20,796 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-02-20 00:03:20,796 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-02-20 00:03:20,796 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-02-20 00:03:20,796 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-20 00:03:20,796 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-02-20 00:03:20,796 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-20 00:03:21,004 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-20 00:03:21,018 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-20 00:03:21,020 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-20 00:03:21,020 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-02-20 00:03:21,021 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-02-20 00:03:21,022 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/bench/exp2x4.wvr.bpl [2021-02-20 00:03:21,022 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/bench/exp2x4.wvr.bpl' [2021-02-20 00:03:21,042 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-20 00:03:21,047 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-20 00:03:21,048 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-02-20 00:03:21,049 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-02-20 00:03:21,049 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-02-20 00:03:21,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "exp2x4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.02 12:03:21" (1/1) ... [2021-02-20 00:03:21,064 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "exp2x4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.02 12:03:21" (1/1) ... [2021-02-20 00:03:21,069 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-02-20 00:03:21,071 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-20 00:03:21,071 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-20 00:03:21,071 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-20 00:03:21,076 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "exp2x4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.02 12:03:21" (1/1) ... [2021-02-20 00:03:21,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "exp2x4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.02 12:03:21" (1/1) ... [2021-02-20 00:03:21,076 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "exp2x4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.02 12:03:21" (1/1) ... [2021-02-20 00:03:21,077 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "exp2x4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.02 12:03:21" (1/1) ... [2021-02-20 00:03:21,080 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "exp2x4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.02 12:03:21" (1/1) ... [2021-02-20 00:03:21,085 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "exp2x4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.02 12:03:21" (1/1) ... [2021-02-20 00:03:21,086 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "exp2x4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.02 12:03:21" (1/1) ... [2021-02-20 00:03:21,087 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-20 00:03:21,088 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-20 00:03:21,089 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-20 00:03:21,089 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-20 00:03:21,089 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "exp2x4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.02 12:03:21" (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 [2021-02-20 00:03:21,135 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-02-20 00:03:21,135 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-02-20 00:03:21,136 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-02-20 00:03:21,136 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-02-20 00:03:21,136 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-02-20 00:03:21,136 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-02-20 00:03:21,136 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-02-20 00:03:21,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-20 00:03:21,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-20 00:03:21,137 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-02-20 00:03:21,137 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-02-20 00:03:21,137 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-02-20 00:03:21,138 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2021-02-20 00:03:21,138 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-02-20 00:03:21,138 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-02-20 00:03:21,139 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-02-20 00:03:21,260 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-20 00:03:21,260 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-02-20 00:03:21,261 INFO L202 PluginConnector]: Adding new model exp2x4.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 12:03:21 BoogieIcfgContainer [2021-02-20 00:03:21,261 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-20 00:03:21,262 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-20 00:03:21,262 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-20 00:03:21,264 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-20 00:03:21,264 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "exp2x4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.02 12:03:21" (1/2) ... [2021-02-20 00:03:21,265 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@208c145e and model type exp2x4.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 12:03:21, skipping insertion in model container [2021-02-20 00:03:21,265 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "exp2x4.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 12:03:21" (2/2) ... [2021-02-20 00:03:21,266 INFO L111 eAbstractionObserver]: Analyzing ICFG exp2x4.wvr.bpl [2021-02-20 00:03:21,269 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-02-20 00:03:21,269 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-02-20 00:03:21,271 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-20 00:03:21,271 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-02-20 00:03:21,300 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-02-20 00:03:21,310 INFO L253 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 [2021-02-20 00:03:21,387 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-20 00:03:21,388 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-20 00:03:21,388 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-02-20 00:03:21,388 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-20 00:03:21,388 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-20 00:03:21,388 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-20 00:03:21,388 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-20 00:03:21,388 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-20 00:03:21,509 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-20 00:03:21,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-20 00:03:21,518 INFO L82 PathProgramCache]: Analyzing trace with hash -267707424, now seen corresponding path program 1 times [2021-02-20 00:03:21,523 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-20 00:03:21,524 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757204807] [2021-02-20 00:03:21,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-20 00:03:21,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-20 00:03:21,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-20 00:03:21,672 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [757204807] [2021-02-20 00:03:21,673 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-20 00:03:21,673 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-02-20 00:03:21,673 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276346292] [2021-02-20 00:03:21,677 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-02-20 00:03:21,677 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-20 00:03:21,684 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-02-20 00:03:21,686 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-02-20 00:03:21,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-20 00:03:21,687 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-20 00:03:21,688 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 2 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) [2021-02-20 00:03:21,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-20 00:03:21,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-20 00:03:21,816 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-20 00:03:21,816 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-20 00:03:21,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-20 00:03:21,818 INFO L82 PathProgramCache]: Analyzing trace with hash -95377592, now seen corresponding path program 1 times [2021-02-20 00:03:21,818 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-20 00:03:21,818 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1704374771] [2021-02-20 00:03:21,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-20 00:03:21,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-20 00:03:21,867 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-20 00:03:21,868 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1704374771] [2021-02-20 00:03:21,868 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [532945561] [2021-02-20 00:03:21,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-20 00:03:21,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-20 00:03:21,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 3 conjunts are in the unsatisfiable core [2021-02-20 00:03:21,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-20 00:03:21,994 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-20 00:03:21,994 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-20 00:03:21,994 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3 [2021-02-20 00:03:21,997 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441225149] [2021-02-20 00:03:21,997 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-02-20 00:03:21,998 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-20 00:03:21,998 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-02-20 00:03:21,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-02-20 00:03:21,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-20 00:03:21,999 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-20 00:03:21,999 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 3 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) [2021-02-20 00:03:21,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-20 00:03:21,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-20 00:03:22,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-20 00:03:22,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-20 00:03:22,274 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-20 00:03:22,274 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-20 00:03:22,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-20 00:03:22,275 INFO L82 PathProgramCache]: Analyzing trace with hash 2019140415, now seen corresponding path program 1 times [2021-02-20 00:03:22,275 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-20 00:03:22,275 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1068779084] [2021-02-20 00:03:22,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-20 00:03:22,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-20 00:03:22,358 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-20 00:03:22,358 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1068779084] [2021-02-20 00:03:22,359 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1537272575] [2021-02-20 00:03:22,359 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 [2021-02-20 00:03:22,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-20 00:03:22,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 13 conjunts are in the unsatisfiable core [2021-02-20 00:03:22,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-20 00:03:22,573 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-20 00:03:22,573 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-20 00:03:22,573 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 6] total 6 [2021-02-20 00:03:22,573 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2120080148] [2021-02-20 00:03:22,574 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-02-20 00:03:22,574 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-20 00:03:22,575 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-02-20 00:03:22,575 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-02-20 00:03:22,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-20 00:03:22,575 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-20 00:03:22,576 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 6 states have internal predecessors, (40), 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) [2021-02-20 00:03:22,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-20 00:03:22,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-20 00:03:22,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-20 00:03:22,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-20 00:03:22,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-20 00:03:22,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-20 00:03:22,858 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-20 00:03:22,858 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-20 00:03:22,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-20 00:03:22,859 INFO L82 PathProgramCache]: Analyzing trace with hash 2056454311, now seen corresponding path program 2 times [2021-02-20 00:03:22,859 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-20 00:03:22,859 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1023968153] [2021-02-20 00:03:22,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-20 00:03:22,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-20 00:03:22,906 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-20 00:03:22,906 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1023968153] [2021-02-20 00:03:22,906 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1109608492] [2021-02-20 00:03:22,906 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 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 [2021-02-20 00:03:22,946 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-02-20 00:03:22,946 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-20 00:03:22,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 7 conjunts are in the unsatisfiable core [2021-02-20 00:03:22,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-20 00:03:23,038 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-20 00:03:23,039 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-20 00:03:23,039 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-02-20 00:03:23,039 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1613892763] [2021-02-20 00:03:23,039 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-02-20 00:03:23,039 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-20 00:03:23,040 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-02-20 00:03:23,040 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2021-02-20 00:03:23,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-20 00:03:23,040 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-20 00:03:23,040 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 3.1) internal successors, (31), 9 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) [2021-02-20 00:03:23,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-20 00:03:23,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-20 00:03:23,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-20 00:03:23,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-20 00:03:23,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-20 00:03:23,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-20 00:03:23,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-20 00:03:23,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-20 00:03:23,506 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-20 00:03:23,506 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-20 00:03:23,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-20 00:03:23,506 INFO L82 PathProgramCache]: Analyzing trace with hash 561502592, now seen corresponding path program 3 times [2021-02-20 00:03:23,506 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-20 00:03:23,506 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1301215327] [2021-02-20 00:03:23,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-20 00:03:23,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-20 00:03:23,586 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-20 00:03:23,586 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1301215327] [2021-02-20 00:03:23,586 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1214490747] [2021-02-20 00:03:23,586 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-02-20 00:03:23,627 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-02-20 00:03:23,627 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-20 00:03:23,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 21 conjunts are in the unsatisfiable core Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-20 00:03:23,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... Received shutdown request... [2021-02-20 00:12:57,450 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-20 00:12:57,451 WARN L545 AbstractCegarLoop]: Verification canceled [2021-02-20 00:12:57,453 WARN L224 ceAbstractionStarter]: Timeout [2021-02-20 00:12:57,454 INFO L202 PluginConnector]: Adding new model exp2x4.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.02 12:12:57 BasicIcfg [2021-02-20 00:12:57,454 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-20 00:12:57,454 INFO L168 Benchmark]: Toolchain (without parser) took 576410.55 ms. Allocated memory was 255.9 MB in the beginning and 820.0 MB in the end (delta: 564.1 MB). Free memory was 236.4 MB in the beginning and 254.7 MB in the end (delta: -18.3 MB). Peak memory consumption was 838.1 MB. Max. memory is 16.0 GB. [2021-02-20 00:12:57,454 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.10 ms. Allocated memory is still 255.9 MB. Free memory was 237.6 MB in the beginning and 237.5 MB in the end (delta: 168.4 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-02-20 00:12:57,454 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.42 ms. Allocated memory is still 255.9 MB. Free memory was 235.9 MB in the beginning and 234.4 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-02-20 00:12:57,455 INFO L168 Benchmark]: Boogie Preprocessor took 17.20 ms. Allocated memory is still 255.9 MB. Free memory was 234.4 MB in the beginning and 233.5 MB in the end (delta: 962.5 kB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-02-20 00:12:57,455 INFO L168 Benchmark]: RCFGBuilder took 173.09 ms. Allocated memory is still 255.9 MB. Free memory was 233.5 MB in the beginning and 238.4 MB in the end (delta: -4.9 MB). Peak memory consumption was 19.6 MB. Max. memory is 16.0 GB. [2021-02-20 00:12:57,455 INFO L168 Benchmark]: TraceAbstraction took 576191.47 ms. Allocated memory was 255.9 MB in the beginning and 820.0 MB in the end (delta: 564.1 MB). Free memory was 238.4 MB in the beginning and 254.7 MB in the end (delta: -16.3 MB). Peak memory consumption was 839.4 MB. Max. memory is 16.0 GB. [2021-02-20 00:12:57,455 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.10 ms. Allocated memory is still 255.9 MB. Free memory was 237.6 MB in the beginning and 237.5 MB in the end (delta: 168.4 kB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 21.42 ms. Allocated memory is still 255.9 MB. Free memory was 235.9 MB in the beginning and 234.4 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 17.20 ms. Allocated memory is still 255.9 MB. Free memory was 234.4 MB in the beginning and 233.5 MB in the end (delta: 962.5 kB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * RCFGBuilder took 173.09 ms. Allocated memory is still 255.9 MB. Free memory was 233.5 MB in the beginning and 238.4 MB in the end (delta: -4.9 MB). Peak memory consumption was 19.6 MB. Max. memory is 16.0 GB. * TraceAbstraction took 576191.47 ms. Allocated memory was 255.9 MB in the beginning and 820.0 MB in the end (delta: 564.1 MB). Free memory was 238.4 MB in the beginning and 254.7 MB in the end (delta: -16.3 MB). Peak memory consumption was 839.4 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 63]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 63). Cancelled while PartialOrderCegarLoop was analyzing trace of length 32 with TraceHistMax 2,while TraceCheckSpWp was constructing forward predicates,while QuantifierPusher was running 408 iterations of DualJunctionQuantifierElimination. - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 34 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 576.1s, OverallIterations: 5, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 169 NumberOfCodeBlocks, 169 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 162 ConstructedInterpolants, 0 QuantifiedInterpolants, 29700 SizeOfPredicates, 8 NumberOfNonLiveVariables, 204 ConjunctsInSsa, 23 ConjunctsInUnsatCore, 7 InterpolantComputations, 1 PerfectInterpolantSequences, 0/18 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 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown