/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-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/bench/exp3x3.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-17 09:44:27,065 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-17 09:44:27,067 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-17 09:44:27,092 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-17 09:44:27,093 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-17 09:44:27,095 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-17 09:44:27,097 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-17 09:44:27,101 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-17 09:44:27,103 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-17 09:44:27,106 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-17 09:44:27,107 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-17 09:44:27,108 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-17 09:44:27,108 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-17 09:44:27,111 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-17 09:44:27,112 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-17 09:44:27,113 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-17 09:44:27,115 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-17 09:44:27,116 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-17 09:44:27,118 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-17 09:44:27,122 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-17 09:44:27,123 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-17 09:44:27,124 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-17 09:44:27,124 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-17 09:44:27,126 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-17 09:44:27,135 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-17 09:44:27,138 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-17 09:44:27,147 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-17 09:44:27,148 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-17 09:44:27,149 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-17 09:44:27,149 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-17 09:44:27,150 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-17 09:44:27,150 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-17 09:44:27,150 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-17 09:44:27,150 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-17 09:44:27,151 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-17 09:44:27,151 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-17 09:44:27,153 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-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf [2021-06-17 09:44:27,184 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-17 09:44:27,184 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-17 09:44:27,184 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-17 09:44:27,184 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-17 09:44:27,185 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-17 09:44:27,185 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-17 09:44:27,185 INFO L138 SettingsManager]: * Use SBE=true [2021-06-17 09:44:27,185 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-17 09:44:27,185 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-17 09:44:27,186 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-17 09:44:27,186 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-17 09:44:27,186 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-17 09:44:27,186 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-17 09:44:27,186 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-17 09:44:27,186 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-17 09:44:27,186 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-17 09:44:27,186 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-17 09:44:27,186 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-17 09:44:27,187 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-17 09:44:27,187 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-17 09:44:27,187 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-17 09:44:27,187 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-17 09:44:27,187 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-17 09:44:27,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 09:44:27,187 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-17 09:44:27,187 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-17 09:44:27,187 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-17 09:44:27,188 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-17 09:44:27,188 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-06-17 09:44:27,188 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-17 09:44:27,188 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-17 09:44:27,188 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-17 09:44:27,188 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-17 09:44:27,188 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-17 09:44:27,188 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-17 09:44:27,456 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-17 09:44:27,471 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-17 09:44:27,472 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-17 09:44:27,473 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-17 09:44:27,474 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-17 09:44:27,474 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/bench/exp3x3.wvr.bpl [2021-06-17 09:44:27,475 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/bench/exp3x3.wvr.bpl' [2021-06-17 09:44:27,506 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-17 09:44:27,507 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-17 09:44:27,509 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-17 09:44:27,509 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-17 09:44:27,510 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-17 09:44:27,521 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "exp3x3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 09:44:27" (1/1) ... [2021-06-17 09:44:27,528 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "exp3x3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 09:44:27" (1/1) ... [2021-06-17 09:44:27,535 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-17 09:44:27,536 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-17 09:44:27,536 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-17 09:44:27,536 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-17 09:44:27,542 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "exp3x3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 09:44:27" (1/1) ... [2021-06-17 09:44:27,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "exp3x3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 09:44:27" (1/1) ... [2021-06-17 09:44:27,543 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "exp3x3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 09:44:27" (1/1) ... [2021-06-17 09:44:27,543 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "exp3x3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 09:44:27" (1/1) ... [2021-06-17 09:44:27,546 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "exp3x3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 09:44:27" (1/1) ... [2021-06-17 09:44:27,548 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "exp3x3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 09:44:27" (1/1) ... [2021-06-17 09:44:27,550 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "exp3x3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 09:44:27" (1/1) ... [2021-06-17 09:44:27,554 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-17 09:44:27,555 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-17 09:44:27,555 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-17 09:44:27,556 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-17 09:44:27,557 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "exp3x3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 09:44:27" (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 [2021-06-17 09:44:27,700 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-17 09:44:27,700 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-17 09:44:27,700 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-17 09:44:27,700 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-17 09:44:27,700 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-17 09:44:27,700 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-17 09:44:27,700 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-17 09:44:27,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-17 09:44:27,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-17 09:44:27,702 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-06-17 09:44:27,702 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-06-17 09:44:27,702 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-06-17 09:44:27,703 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2021-06-17 09:44:27,703 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-06-17 09:44:27,704 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-06-17 09:44:27,704 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2021-06-17 09:44:27,705 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2021-06-17 09:44:27,705 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2021-06-17 09:44:27,705 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread6 given in one single declaration [2021-06-17 09:44:27,706 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2021-06-17 09:44:27,706 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2021-06-17 09:44:27,707 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-17 09:44:27,899 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-17 09:44:27,899 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-06-17 09:44:27,900 INFO L202 PluginConnector]: Adding new model exp3x3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 09:44:27 BoogieIcfgContainer [2021-06-17 09:44:27,900 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-17 09:44:27,902 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-17 09:44:27,902 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-17 09:44:27,904 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-17 09:44:27,904 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "exp3x3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 09:44:27" (1/2) ... [2021-06-17 09:44:27,905 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b0485de and model type exp3x3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 09:44:27, skipping insertion in model container [2021-06-17 09:44:27,905 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "exp3x3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 09:44:27" (2/2) ... [2021-06-17 09:44:27,906 INFO L111 eAbstractionObserver]: Analyzing ICFG exp3x3.wvr.bpl [2021-06-17 09:44:27,910 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-17 09:44:27,910 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-17 09:44:27,910 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-17 09:44:27,911 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-17 09:44:27,998 INFO L149 ThreadInstanceAdder]: Constructed 6 joinOtherThreadTransitions. [2021-06-17 09:44:28,014 INFO L255 AbstractCegarLoop]: Starting to check reachability of 7 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 [2021-06-17 09:44:28,096 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-17 09:44:28,096 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-17 09:44:28,096 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-17 09:44:28,096 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-17 09:44:28,096 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-17 09:44:28,096 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-17 09:44:28,096 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-17 09:44:28,096 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-17 09:44:28,348 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-06-17 09:44:28,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 09:44:28,353 INFO L82 PathProgramCache]: Analyzing trace with hash -547773212, now seen corresponding path program 1 times [2021-06-17 09:44:28,360 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 09:44:28,360 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770088542] [2021-06-17 09:44:28,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 09:44:28,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 09:44:28,768 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 15 proven. 201 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-06-17 09:44:28,768 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 09:44:28,768 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1770088542] [2021-06-17 09:44:28,769 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1770088542] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 09:44:28,769 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1215370778] [2021-06-17 09:44:28,770 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 [2021-06-17 09:44:28,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 09:44:28,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 5 conjunts are in the unsatisfiable core [2021-06-17 09:44:28,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-17 09:44:29,215 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 113 proven. 20 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2021-06-17 09:44:29,216 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1215370778] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 09:44:29,216 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-17 09:44:29,217 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 5] total 15 [2021-06-17 09:44:29,218 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [139016372] [2021-06-17 09:44:29,224 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-06-17 09:44:29,224 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 09:44:29,232 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-06-17 09:44:29,233 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=209, Unknown=0, NotChecked=0, Total=240 [2021-06-17 09:44:29,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 09:44:29,234 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 09:44:29,236 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 8.0625) internal successors, (129), 15 states have internal predecessors, (129), 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) [2021-06-17 09:44:29,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 09:44:29,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 09:44:29,765 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-06-17 09:44:29,765 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-06-17 09:44:29,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 09:44:29,766 INFO L82 PathProgramCache]: Analyzing trace with hash -1260258150, now seen corresponding path program 2 times [2021-06-17 09:44:29,766 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 09:44:29,766 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [326448477] [2021-06-17 09:44:29,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 09:44:29,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 09:44:29,852 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 132 proven. 20 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2021-06-17 09:44:29,852 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 09:44:29,852 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [326448477] [2021-06-17 09:44:29,852 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [326448477] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 09:44:29,852 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [712083204] [2021-06-17 09:44:29,852 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 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 [2021-06-17 09:44:29,928 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-17 09:44:29,928 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-17 09:44:29,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 7 conjunts are in the unsatisfiable core [2021-06-17 09:44:29,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-17 09:44:30,220 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 112 proven. 20 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2021-06-17 09:44:30,221 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [712083204] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 09:44:30,221 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-17 09:44:30,221 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 14 [2021-06-17 09:44:30,221 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125497339] [2021-06-17 09:44:30,222 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-17 09:44:30,222 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 09:44:30,222 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-17 09:44:30,223 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=169, Unknown=0, NotChecked=0, Total=210 [2021-06-17 09:44:30,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 09:44:30,223 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 09:44:30,223 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 6.933333333333334) internal successors, (104), 14 states have internal predecessors, (104), 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) [2021-06-17 09:44:30,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-17 09:44:30,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 09:44:30,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 09:44:30,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-17 09:44:30,908 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-17 09:44:30,909 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-06-17 09:44:30,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 09:44:30,910 INFO L82 PathProgramCache]: Analyzing trace with hash 1586112126, now seen corresponding path program 3 times [2021-06-17 09:44:30,910 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 09:44:30,910 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165525099] [2021-06-17 09:44:30,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 09:44:30,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 09:44:31,056 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 130 proven. 187 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-06-17 09:44:31,056 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 09:44:31,056 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [165525099] [2021-06-17 09:44:31,057 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [165525099] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 09:44:31,057 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [918065815] [2021-06-17 09:44:31,057 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 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 [2021-06-17 09:44:31,130 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2021-06-17 09:44:31,131 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-17 09:44:31,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 17 conjunts are in the unsatisfiable core [2021-06-17 09:44:31,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-17 09:44:32,544 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 226 proven. 93 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-06-17 09:44:32,545 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [918065815] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 09:44:32,545 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-17 09:44:32,545 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 16] total 28 [2021-06-17 09:44:32,546 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050300951] [2021-06-17 09:44:32,548 INFO L462 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-06-17 09:44:32,549 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 09:44:32,550 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-06-17 09:44:32,551 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=692, Unknown=0, NotChecked=0, Total=812 [2021-06-17 09:44:32,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 09:44:32,551 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 09:44:32,552 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 29 states, 29 states have (on average 6.517241379310345) internal successors, (189), 28 states have internal predecessors, (189), 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) [2021-06-17 09:44:32,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-17 09:44:32,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-17 09:44:32,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 09:44:35,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-17 09:44:35,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-17 09:44:35,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-17 09:44:35,637 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-17 09:44:35,637 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-06-17 09:44:35,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 09:44:35,638 INFO L82 PathProgramCache]: Analyzing trace with hash 460353252, now seen corresponding path program 4 times [2021-06-17 09:44:35,638 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 09:44:35,638 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045567359] [2021-06-17 09:44:35,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 09:44:35,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 09:44:35,959 INFO L134 CoverageAnalysis]: Checked inductivity of 867 backedges. 571 proven. 277 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-06-17 09:44:35,959 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 09:44:35,959 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1045567359] [2021-06-17 09:44:35,959 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1045567359] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 09:44:35,960 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1410435121] [2021-06-17 09:44:35,960 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST 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) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-17 09:44:36,037 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-17 09:44:36,038 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-17 09:44:36,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 21 conjunts are in the unsatisfiable core [2021-06-17 09:44:36,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-17 09:44:37,307 INFO L134 CoverageAnalysis]: Checked inductivity of 867 backedges. 712 proven. 73 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-06-17 09:44:37,308 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1410435121] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 09:44:37,308 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-17 09:44:37,308 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 21] total 44 [2021-06-17 09:44:37,308 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [669243436] [2021-06-17 09:44:37,309 INFO L462 AbstractCegarLoop]: Interpolant automaton has 45 states [2021-06-17 09:44:37,309 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 09:44:37,309 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2021-06-17 09:44:37,310 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=233, Invalid=1747, Unknown=0, NotChecked=0, Total=1980 [2021-06-17 09:44:37,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 09:44:37,310 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 09:44:37,310 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 45 states, 45 states have (on average 5.911111111111111) internal successors, (266), 44 states have internal predecessors, (266), 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) [2021-06-17 09:44:37,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-17 09:44:37,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-17 09:44:37,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-17 09:44:37,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 09:44:43,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-17 09:44:43,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-17 09:44:43,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-06-17 09:44:43,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-17 09:44:43,229 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-17 09:44:43,230 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-06-17 09:44:43,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 09:44:43,230 INFO L82 PathProgramCache]: Analyzing trace with hash -1519933128, now seen corresponding path program 5 times [2021-06-17 09:44:43,230 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 09:44:43,230 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1315908285] [2021-06-17 09:44:43,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 09:44:43,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 09:44:43,402 INFO L134 CoverageAnalysis]: Checked inductivity of 796 backedges. 66 proven. 132 refuted. 0 times theorem prover too weak. 598 trivial. 0 not checked. [2021-06-17 09:44:43,402 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 09:44:43,402 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1315908285] [2021-06-17 09:44:43,402 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1315908285] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 09:44:43,402 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [503616182] [2021-06-17 09:44:43,402 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 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 [2021-06-17 09:44:43,530 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 13 check-sat command(s) [2021-06-17 09:44:43,530 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-17 09:44:43,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 25 conjunts are in the unsatisfiable core [2021-06-17 09:44:43,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-17 09:44:44,806 INFO L134 CoverageAnalysis]: Checked inductivity of 796 backedges. 649 proven. 132 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-06-17 09:44:44,807 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [503616182] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 09:44:44,807 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-17 09:44:44,807 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 25] total 27 [2021-06-17 09:44:44,807 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [937479957] [2021-06-17 09:44:44,807 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-06-17 09:44:44,807 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 09:44:44,808 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-06-17 09:44:44,808 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=165, Invalid=591, Unknown=0, NotChecked=0, Total=756 [2021-06-17 09:44:44,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 09:44:44,808 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 09:44:44,808 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 5.892857142857143) internal successors, (165), 27 states have internal predecessors, (165), 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) [2021-06-17 09:44:44,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-17 09:44:44,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-17 09:44:44,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-06-17 09:44:44,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-17 09:44:44,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 09:44:50,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-17 09:44:50,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-17 09:44:50,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-06-17 09:44:50,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-17 09:44:50,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-06-17 09:44:50,477 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-17 09:44:50,477 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-06-17 09:44:50,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 09:44:50,478 INFO L82 PathProgramCache]: Analyzing trace with hash 366024396, now seen corresponding path program 6 times [2021-06-17 09:44:50,478 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 09:44:50,478 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1018775723] [2021-06-17 09:44:50,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 09:44:50,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 09:44:50,668 INFO L134 CoverageAnalysis]: Checked inductivity of 1423 backedges. 37 proven. 70 refuted. 0 times theorem prover too weak. 1316 trivial. 0 not checked. [2021-06-17 09:44:50,669 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 09:44:50,669 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1018775723] [2021-06-17 09:44:50,669 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1018775723] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 09:44:50,669 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [27964290] [2021-06-17 09:44:50,669 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE 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 [2021-06-17 09:44:50,757 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 19 check-sat command(s) [2021-06-17 09:44:50,757 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-17 09:44:50,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 39 conjunts are in the unsatisfiable core [2021-06-17 09:44:50,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-17 09:44:55,034 INFO L134 CoverageAnalysis]: Checked inductivity of 1423 backedges. 1370 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 09:44:55,035 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [27964290] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 09:44:55,035 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-17 09:44:55,035 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 39] total 42 [2021-06-17 09:44:55,035 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [225695016] [2021-06-17 09:44:55,036 INFO L462 AbstractCegarLoop]: Interpolant automaton has 43 states [2021-06-17 09:44:55,036 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 09:44:55,036 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2021-06-17 09:44:55,037 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=392, Invalid=1414, Unknown=0, NotChecked=0, Total=1806 [2021-06-17 09:44:55,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 09:44:55,037 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 09:44:55,037 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 43 states, 43 states have (on average 5.534883720930233) internal successors, (238), 42 states have internal predecessors, (238), 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) [2021-06-17 09:44:55,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-17 09:44:55,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-17 09:44:55,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-06-17 09:44:55,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-17 09:44:55,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-06-17 09:44:55,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 09:45:08,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-17 09:45:08,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-17 09:45:08,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-06-17 09:45:08,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-17 09:45:08,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-06-17 09:45:08,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2021-06-17 09:45:08,680 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-17 09:45:08,681 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-06-17 09:45:08,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 09:45:08,682 INFO L82 PathProgramCache]: Analyzing trace with hash -1660002934, now seen corresponding path program 7 times [2021-06-17 09:45:08,682 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 09:45:08,682 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [90587710] [2021-06-17 09:45:08,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 09:45:08,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 09:45:09,344 INFO L134 CoverageAnalysis]: Checked inductivity of 2178 backedges. 0 proven. 488 refuted. 0 times theorem prover too weak. 1690 trivial. 0 not checked. [2021-06-17 09:45:09,344 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 09:45:09,344 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [90587710] [2021-06-17 09:45:09,348 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [90587710] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 09:45:09,349 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1490203094] [2021-06-17 09:45:09,349 INFO L93 rtionOrderModulation]: Changing assertion order to 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 [2021-06-17 09:45:09,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 09:45:09,440 WARN L261 TraceCheckSpWp]: Trace formula consists of 451 conjuncts, 235 conjunts are in the unsatisfiable core [2021-06-17 09:45:09,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-17 09:45:12,019 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-06-17 09:45:12,624 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2021-06-17 09:45:13,067 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2021-06-17 09:45:13,864 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2021-06-17 09:45:14,451 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2021-06-17 09:45:15,044 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2021-06-17 09:45:15,852 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2021-06-17 09:45:16,650 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2021-06-17 09:45:17,821 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2021-06-17 09:45:19,279 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2021-06-17 09:45:20,296 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2021-06-17 09:45:21,366 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2021-06-17 09:45:22,917 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2021-06-17 09:45:24,662 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2021-06-17 09:45:26,875 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2021-06-17 09:45:29,195 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2021-06-17 09:45:32,014 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2021-06-17 09:45:35,853 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2021-06-17 09:45:41,914 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2021-06-17 09:45:46,924 WARN L205 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2021-06-17 09:45:53,913 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2021-06-17 09:46:00,575 WARN L205 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2021-06-17 09:46:09,529 WARN L205 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2021-06-17 09:46:19,942 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2021-06-17 09:46:33,253 WARN L205 SmtUtils]: Spent 468.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2021-06-17 09:46:42,578 WARN L205 SmtUtils]: Spent 486.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2021-06-17 09:46:56,144 WARN L205 SmtUtils]: Spent 608.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2021-06-17 09:47:10,060 WARN L205 SmtUtils]: Spent 578.00 ms on a formula simplification that was a NOOP. DAG size: 258 [2021-06-17 09:47:22,158 WARN L205 SmtUtils]: Spent 824.00 ms on a formula simplification that was a NOOP. DAG size: 265 [2021-06-17 09:47:38,416 WARN L205 SmtUtils]: Spent 692.00 ms on a formula simplification that was a NOOP. DAG size: 268 [2021-06-17 09:47:53,870 WARN L205 SmtUtils]: Spent 783.00 ms on a formula simplification that was a NOOP. DAG size: 274 [2021-06-17 09:48:12,363 WARN L205 SmtUtils]: Spent 813.00 ms on a formula simplification that was a NOOP. DAG size: 277 [2021-06-17 09:48:39,238 WARN L205 SmtUtils]: Spent 841.00 ms on a formula simplification that was a NOOP. DAG size: 280 [2021-06-17 09:49:02,059 WARN L205 SmtUtils]: Spent 773.00 ms on a formula simplification that was a NOOP. DAG size: 288 [2021-06-17 09:49:23,312 WARN L205 SmtUtils]: Spent 859.00 ms on a formula simplification that was a NOOP. DAG size: 291 [2021-06-17 09:49:55,391 WARN L205 SmtUtils]: Spent 871.00 ms on a formula simplification that was a NOOP. DAG size: 294 [2021-06-17 09:50:25,562 WARN L205 SmtUtils]: Spent 778.00 ms on a formula simplification that was a NOOP. DAG size: 297 [2021-06-17 09:51:03,055 WARN L205 SmtUtils]: Spent 892.00 ms on a formula simplification that was a NOOP. DAG size: 304 [2021-06-17 09:51:19,145 WARN L205 SmtUtils]: Spent 2.48 s on a formula simplification that was a NOOP. DAG size: 311 [2021-06-17 09:51:28,388 WARN L205 SmtUtils]: Spent 2.55 s on a formula simplification that was a NOOP. DAG size: 314 [2021-06-17 09:51:37,899 WARN L205 SmtUtils]: Spent 2.62 s on a formula simplification that was a NOOP. DAG size: 321 [2021-06-17 09:51:45,146 WARN L205 SmtUtils]: Spent 4.47 s on a formula simplification that was a NOOP. DAG size: 329 [2021-06-17 09:52:00,865 WARN L205 SmtUtils]: Spent 4.44 s on a formula simplification that was a NOOP. DAG size: 336 [2021-06-17 09:52:05,965 WARN L205 SmtUtils]: Spent 2.51 s on a formula simplification that was a NOOP. DAG size: 342 [2021-06-17 09:52:09,983 WARN L205 SmtUtils]: Spent 782.00 ms on a formula simplification that was a NOOP. DAG size: 348 [2021-06-17 09:52:15,960 WARN L205 SmtUtils]: Spent 530.00 ms on a formula simplification that was a NOOP. DAG size: 351 [2021-06-17 09:52:25,862 WARN L205 SmtUtils]: Spent 2.54 s on a formula simplification that was a NOOP. DAG size: 354 [2021-06-17 09:52:31,808 WARN L205 SmtUtils]: Spent 664.00 ms on a formula simplification that was a NOOP. DAG size: 357 [2021-06-17 09:52:39,949 WARN L205 SmtUtils]: Spent 795.00 ms on a formula simplification that was a NOOP. DAG size: 360 [2021-06-17 09:52:48,741 WARN L205 SmtUtils]: Spent 793.00 ms on a formula simplification that was a NOOP. DAG size: 363 [2021-06-17 09:53:04,706 WARN L205 SmtUtils]: Spent 921.00 ms on a formula simplification that was a NOOP. DAG size: 369 [2021-06-17 09:53:12,636 WARN L205 SmtUtils]: Spent 807.00 ms on a formula simplification that was a NOOP. DAG size: 377 [2021-06-17 09:53:22,755 WARN L205 SmtUtils]: Spent 744.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2021-06-17 09:53:33,542 WARN L205 SmtUtils]: Spent 2.71 s on a formula simplification that was a NOOP. DAG size: 391 [2021-06-17 09:53:49,572 WARN L205 SmtUtils]: Spent 2.99 s on a formula simplification that was a NOOP. DAG size: 394 [2021-06-17 09:53:57,595 WARN L205 SmtUtils]: Spent 699.00 ms on a formula simplification that was a NOOP. DAG size: 401 [2021-06-17 09:54:04,242 WARN L205 SmtUtils]: Spent 800.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2021-06-17 09:54:09,286 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 410 [2021-06-17 09:54:26,289 WARN L205 SmtUtils]: Spent 2.74 s on a formula simplification that was a NOOP. DAG size: 413 [2021-06-17 09:54:42,873 WARN L205 SmtUtils]: Spent 3.11 s on a formula simplification that was a NOOP. DAG size: 419 [2021-06-17 09:54:58,768 WARN L205 SmtUtils]: Spent 4.73 s on a formula simplification that was a NOOP. DAG size: 422 [2021-06-17 09:55:12,325 WARN L205 SmtUtils]: Spent 3.07 s on a formula simplification that was a NOOP. DAG size: 428 [2021-06-17 09:55:25,661 WARN L205 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 431 [2021-06-17 09:55:43,336 WARN L205 SmtUtils]: Spent 3.15 s on a formula simplification that was a NOOP. DAG size: 438 [2021-06-17 09:55:56,348 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 441 [2021-06-17 09:56:08,968 WARN L205 SmtUtils]: Spent 1.45 s on a formula simplification that was a NOOP. DAG size: 444 [2021-06-17 09:56:20,824 WARN L205 SmtUtils]: Spent 3.13 s on a formula simplification that was a NOOP. DAG size: 453 [2021-06-17 09:56:34,994 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 456 [2021-06-17 09:56:49,470 WARN L205 SmtUtils]: Spent 1.40 s on a formula simplification that was a NOOP. DAG size: 459 [2021-06-17 09:57:06,756 WARN L205 SmtUtils]: Spent 3.01 s on a formula simplification that was a NOOP. DAG size: 462 [2021-06-17 09:57:21,292 WARN L205 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 465 [2021-06-17 09:57:38,938 WARN L205 SmtUtils]: Spent 5.21 s on a formula simplification that was a NOOP. DAG size: 472 [2021-06-17 09:57:57,597 WARN L205 SmtUtils]: Spent 987.00 ms on a formula simplification that was a NOOP. DAG size: 478 [2021-06-17 09:58:20,393 WARN L205 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 485 [2021-06-17 09:58:42,987 WARN L205 SmtUtils]: Spent 3.20 s on a formula simplification that was a NOOP. DAG size: 488 [2021-06-17 09:58:57,349 WARN L205 SmtUtils]: Spent 3.03 s on a formula simplification that was a NOOP. DAG size: 491 Received shutdown request... [2021-06-17 09:59:05,880 WARN L222 SmtUtils]: Removed 101 from assertion stack [2021-06-17 09:59:06,082 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-06-17 09:59:06,082 WARN L547 AbstractCegarLoop]: Verification canceled [2021-06-17 09:59:06,089 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-17 09:59:06,090 WARN L196 ceAbstractionStarter]: Timeout [2021-06-17 09:59:06,090 INFO L202 PluginConnector]: Adding new model exp3x3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.06 09:59:06 BasicIcfg [2021-06-17 09:59:06,091 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-17 09:59:06,091 INFO L168 Benchmark]: Toolchain (without parser) took 878584.02 ms. Allocated memory was 219.2 MB in the beginning and 593.5 MB in the end (delta: 374.3 MB). Free memory was 198.4 MB in the beginning and 366.3 MB in the end (delta: -167.9 MB). Peak memory consumption was 382.7 MB. Max. memory is 8.0 GB. [2021-06-17 09:59:06,091 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.12 ms. Allocated memory is still 219.2 MB. Free memory is still 199.5 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-17 09:59:06,091 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.83 ms. Allocated memory is still 219.2 MB. Free memory was 198.3 MB in the beginning and 196.8 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 8.0 GB. [2021-06-17 09:59:06,091 INFO L168 Benchmark]: Boogie Preprocessor took 18.58 ms. Allocated memory is still 219.2 MB. Free memory was 196.8 MB in the beginning and 195.7 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-17 09:59:06,091 INFO L168 Benchmark]: RCFGBuilder took 345.03 ms. Allocated memory is still 219.2 MB. Free memory was 195.6 MB in the beginning and 182.8 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-06-17 09:59:06,091 INFO L168 Benchmark]: TraceAbstraction took 878188.92 ms. Allocated memory was 219.2 MB in the beginning and 593.5 MB in the end (delta: 374.3 MB). Free memory was 182.4 MB in the beginning and 366.3 MB in the end (delta: -183.9 MB). Peak memory consumption was 366.9 MB. Max. memory is 8.0 GB. [2021-06-17 09:59:06,092 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 0.12 ms. Allocated memory is still 219.2 MB. Free memory is still 199.5 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 25.83 ms. Allocated memory is still 219.2 MB. Free memory was 198.3 MB in the beginning and 196.8 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 8.0 GB. * Boogie Preprocessor took 18.58 ms. Allocated memory is still 219.2 MB. Free memory was 196.8 MB in the beginning and 195.7 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 345.03 ms. Allocated memory is still 219.2 MB. Free memory was 195.6 MB in the beginning and 182.8 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 878188.92 ms. Allocated memory was 219.2 MB in the beginning and 593.5 MB in the end (delta: 374.3 MB). Free memory was 182.4 MB in the beginning and 366.3 MB in the end (delta: -183.9 MB). Peak memory consumption was 366.9 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: 30312, positive: 27763, positive conditional: 25652, positive unconditional: 2111, negative: 2549, negative conditional: 2549, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 27763, positive: 27763, positive conditional: 25652, positive unconditional: 2111, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 27763, positive: 27763, positive conditional: 0, positive unconditional: 27763, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1391, positive: 1391, positive conditional: 0, positive unconditional: 1391, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1391, positive: 1391, positive conditional: 0, positive unconditional: 1391, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 27763, positive: 26372, positive conditional: 0, positive unconditional: 26372, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1391, unknown conditional: 0, unknown unconditional: 1391] , Statistics on independence cache: Total cache size (in pairs): 1391, Positive cache size: 1391, Positive conditional cache size: 0, Positive unconditional cache size: 1391, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1391, Positive cache size: 1391, Positive conditional cache size: 0, Positive unconditional cache size: 1391, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1391, Positive cache size: 1391, Positive conditional cache size: 0, Positive unconditional cache size: 1391, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1391, Positive cache size: 1391, Positive conditional cache size: 0, Positive unconditional cache size: 1391, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1391, Positive cache size: 1391, Positive conditional cache size: 0, Positive unconditional cache size: 1391, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1391, Positive cache size: 1391, Positive conditional cache size: 0, Positive unconditional cache size: 1391, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1391, Positive cache size: 1391, Positive conditional cache size: 0, Positive unconditional cache size: 1391, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0 ], Maximal queried relation: 0, Independence queries for same thread: 2549 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 429, Number of persistent set computation: 2084, Number of trivial persistent sets: 1184, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 30312, positive: 27763, positive conditional: 25652, positive unconditional: 2111, negative: 2549, negative conditional: 2549, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 27763, positive: 27763, positive conditional: 25652, positive unconditional: 2111, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 27763, positive: 27763, positive conditional: 0, positive unconditional: 27763, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1391, positive: 1391, positive conditional: 0, positive unconditional: 1391, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1391, positive: 1391, positive conditional: 0, positive unconditional: 1391, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 27763, positive: 26372, positive conditional: 0, positive unconditional: 26372, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1391, unknown conditional: 0, unknown unconditional: 1391] , Statistics on independence cache: Total cache size (in pairs): 1391, Positive cache size: 1391, Positive conditional cache size: 0, Positive unconditional cache size: 1391, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1391, Positive cache size: 1391, Positive conditional cache size: 0, Positive unconditional cache size: 1391, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1391, Positive cache size: 1391, Positive conditional cache size: 0, Positive unconditional cache size: 1391, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1391, Positive cache size: 1391, Positive conditional cache size: 0, Positive unconditional cache size: 1391, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1391, Positive cache size: 1391, Positive conditional cache size: 0, Positive unconditional cache size: 1391, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1391, Positive cache size: 1391, Positive conditional cache size: 0, Positive unconditional cache size: 1391, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1391, Positive cache size: 1391, Positive conditional cache size: 0, Positive unconditional cache size: 1391, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0 ], Maximal queried relation: 0, Independence queries for same thread: 2549 - TimeoutResultAtElement [Line: 82]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 256 with TraceHistMax 21,while TraceCheckSpWp was constructing forward predicates,while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 500 for 282ms.. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 13 procedures, 72 locations, 7 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 878049.1ms, OverallIterations: 7, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 9.3ms, PartialOrderReductionTime: 28506.3ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 272, 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: 95.3ms SsaConstructionTime, 607.2ms SatisfiabilityAnalysisTime, 9773.6ms InterpolantComputationTime, 1672 NumberOfCodeBlocks, 1663 NumberOfCodeBlocksAsserted, 48 NumberOfCheckSat, 1660 ConstructedInterpolants, 0 QuantifiedInterpolants, 20318 SizeOfPredicates, 18 NumberOfNonLiveVariables, 1637 ConjunctsInSsa, 114 ConjunctsInUnsatCore, 12 InterpolantComputations, 0 PerfectInterpolantSequences, 6520/7798 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