java -Xss1g -Xmx4000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCHC.xml --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -s ../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_Goto.epf -i /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_6_e2_1439_e1_954.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 10:06:26,108 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 10:06:26,110 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 10:06:26,121 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 10:06:26,121 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 10:06:26,123 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 10:06:26,124 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 10:06:26,126 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 10:06:26,128 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 10:06:26,129 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 10:06:26,130 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 10:06:26,130 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 10:06:26,131 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 10:06:26,134 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 10:06:26,135 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 10:06:26,136 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 10:06:26,148 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 10:06:26,150 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 10:06:26,151 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 10:06:26,152 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 10:06:26,153 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 10:06:26,155 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 10:06:26,156 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 10:06:26,156 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 10:06:26,161 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 10:06:26,162 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 10:06:26,163 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 10:06:26,163 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 10:06:26,168 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 10:06:26,168 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 10:06:26,169 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 10:06:26,170 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 10:06:26,170 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 10:06:26,170 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 10:06:26,171 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 10:06:26,171 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_Goto.epf [2018-06-22 10:06:26,195 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 10:06:26,196 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 10:06:26,196 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 10:06:26,196 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 10:06:26,197 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 10:06:26,197 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 10:06:26,198 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 10:06:26,198 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 10:06:26,198 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 10:06:26,198 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 10:06:26,198 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 10:06:26,199 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 10:06:26,199 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 10:06:26,199 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 10:06:26,199 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 10:06:26,199 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 10:06:26,199 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 10:06:26,202 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 10:06:26,202 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 10:06:26,243 INFO ]: Repository-Root is: /tmp [2018-06-22 10:06:26,263 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 10:06:26,267 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 10:06:26,269 INFO ]: Initializing SmtParser... [2018-06-22 10:06:26,269 INFO ]: SmtParser initialized [2018-06-22 10:06:26,270 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_6_e2_1439_e1_954.smt2 [2018-06-22 10:06:26,271 INFO ]: Parsing .smt2 file as a set of Horn Clauses No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-06-22 10:06:26,365 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_6_e2_1439_e1_954.smt2 unknown [2018-06-22 10:06:26,732 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_6_e2_1439_e1_954.smt2 [2018-06-22 10:06:26,737 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 10:06:26,743 INFO ]: Walking toolchain with 4 elements. [2018-06-22 10:06:26,743 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 10:06:26,743 INFO ]: Initializing ChcToBoogie... [2018-06-22 10:06:26,743 INFO ]: ChcToBoogie initialized [2018-06-22 10:06:26,746 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 10:06:26" (1/1) ... [2018-06-22 10:06:26,855 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 10:06:26 Unit [2018-06-22 10:06:26,855 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 10:06:26,856 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 10:06:26,856 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 10:06:26,856 INFO ]: Boogie Preprocessor initialized [2018-06-22 10:06:26,890 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 10:06:26" (1/1) ... [2018-06-22 10:06:26,890 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 10:06:26" (1/1) ... [2018-06-22 10:06:26,898 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 10:06:26" (1/1) ... [2018-06-22 10:06:26,898 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 10:06:26" (1/1) ... [2018-06-22 10:06:26,903 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 10:06:26" (1/1) ... [2018-06-22 10:06:26,905 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 10:06:26" (1/1) ... [2018-06-22 10:06:26,907 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 10:06:26" (1/1) ... [2018-06-22 10:06:26,910 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 10:06:26,910 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 10:06:26,910 INFO ]: Initializing RCFGBuilder... [2018-06-22 10:06:26,910 INFO ]: RCFGBuilder initialized [2018-06-22 10:06:26,911 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 10:06:26" (1/1) ... No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2018-06-22 10:06:26,925 INFO ]: Specification and implementation of procedure gotoProc given in one single declaration [2018-06-22 10:06:26,925 INFO ]: Found specification of procedure gotoProc [2018-06-22 10:06:26,925 INFO ]: Found implementation of procedure gotoProc [2018-06-22 10:06:26,925 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 10:06:26,925 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 10:06:26,925 INFO ]: Found implementation of procedure Ultimate.START Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 10:06:27,240 INFO ]: Using library mode [2018-06-22 10:06:27,241 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 10:06:27 BoogieIcfgContainer [2018-06-22 10:06:27,241 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 10:06:27,242 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 10:06:27,243 INFO ]: Initializing TraceAbstraction... [2018-06-22 10:06:27,246 INFO ]: TraceAbstraction initialized [2018-06-22 10:06:27,246 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 10:06:26" (1/3) ... [2018-06-22 10:06:27,247 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@233183f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 10:06:27, skipping insertion in model container [2018-06-22 10:06:27,247 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 10:06:26" (2/3) ... [2018-06-22 10:06:27,247 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@233183f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 10:06:27, skipping insertion in model container [2018-06-22 10:06:27,247 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 10:06:27" (3/3) ... [2018-06-22 10:06:27,249 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 10:06:27,258 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 10:06:27,267 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 10:06:27,308 INFO ]: Using default assertion order modulation [2018-06-22 10:06:27,309 INFO ]: Interprodecural is true [2018-06-22 10:06:27,309 INFO ]: Hoare is false [2018-06-22 10:06:27,309 INFO ]: Compute interpolants for FPandBP [2018-06-22 10:06:27,309 INFO ]: Backedges is TWOTRACK [2018-06-22 10:06:27,309 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 10:06:27,309 INFO ]: Difference is false [2018-06-22 10:06:27,309 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 10:06:27,309 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 10:06:27,324 INFO ]: Start isEmpty. Operand 10 states. [2018-06-22 10:06:27,338 INFO ]: Finished isEmpty. Found accepting run of length 8 [2018-06-22 10:06:27,338 INFO ]: Found error trace [2018-06-22 10:06:27,339 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-06-22 10:06:27,339 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 10:06:27,346 INFO ]: Analyzing trace with hash 1284994894, now seen corresponding path program 1 times [2018-06-22 10:06:27,348 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 10:06:27,348 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 10:06:27,383 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 10:06:27,383 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 10:06:27,383 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 10:06:27,461 INFO ]: Conjunction of SSA is unsat [2018-06-22 10:06:27,611 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 10:06:27,613 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 10:06:27,613 INFO ]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-06-22 10:06:27,615 INFO ]: Interpolant automaton has 3 states [2018-06-22 10:06:27,625 INFO ]: Constructing interpolant automaton starting with 3 interpolants. [2018-06-22 10:06:27,625 INFO ]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-06-22 10:06:27,627 INFO ]: Start difference. First operand 10 states. Second operand 3 states. [2018-06-22 10:06:27,715 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 10:06:27,718 INFO ]: Finished difference Result 9 states and 9 transitions. [2018-06-22 10:06:27,719 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-06-22 10:06:27,720 INFO ]: Start accepts. Automaton has 3 states. Word has length 7 [2018-06-22 10:06:27,720 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 10:06:27,732 INFO ]: With dead ends: 9 [2018-06-22 10:06:27,732 INFO ]: Without dead ends: 9 [2018-06-22 10:06:27,734 INFO ]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-06-22 10:06:27,750 INFO ]: Start minimizeSevpa. Operand 9 states. [2018-06-22 10:06:27,781 INFO ]: Finished minimizeSevpa. Reduced states from 9 to 9. [2018-06-22 10:06:27,782 INFO ]: Start removeUnreachable. Operand 9 states. [2018-06-22 10:06:27,783 INFO ]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2018-06-22 10:06:27,784 INFO ]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 7 [2018-06-22 10:06:27,785 INFO ]: Finished accepts. word is rejected. [2018-06-22 10:06:27,785 INFO ]: Abstraction has 9 states and 9 transitions. [2018-06-22 10:06:27,785 INFO ]: Interpolant automaton has 3 states. [2018-06-22 10:06:27,785 INFO ]: Start isEmpty. Operand 9 states and 9 transitions. [2018-06-22 10:06:27,785 INFO ]: Finished isEmpty. Found accepting run of length 9 [2018-06-22 10:06:27,785 INFO ]: Found error trace [2018-06-22 10:06:27,785 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 10:06:27,785 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 10:06:27,785 INFO ]: Analyzing trace with hash 1180964567, now seen corresponding path program 1 times [2018-06-22 10:06:27,785 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 10:06:27,785 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 10:06:27,786 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 10:06:27,786 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 10:06:27,786 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 10:06:27,885 INFO ]: Conjunction of SSA is unsat [2018-06-22 10:06:28,186 INFO ]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 10:06:28,186 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 10:06:28,187 INFO ]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 10:06:28,202 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 10:06:28,353 INFO ]: Conjunction of SSA is unsat [2018-06-22 10:06:28,367 INFO ]: Computing forward predicates... [2018-06-22 10:06:29,218 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 10:06:29,313 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 10:06:29,410 WARN ]: expecting exponential blowup for input size 12 [2018-06-22 10:06:29,568 WARN ]: expecting exponential blowup for input size 12 [2018-06-22 10:06:29,722 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 10:06:29,918 WARN ]: expecting exponential blowup for input size 15 [2018-06-22 10:06:30,045 WARN ]: Simplifying disjunction of 5184 conjuctions. This might take some time... [2018-06-22 10:06:31,011 INFO ]: Simplified to disjunction of 1728 conjuctions. [2018-06-22 10:06:31,025 WARN ]: expecting exponential blowup for input size 15 [2018-06-22 10:06:31,212 WARN ]: Simplifying disjunction of 5184 conjuctions. This might take some time... [2018-06-22 10:06:32,130 INFO ]: Simplified to disjunction of 1728 conjuctions. [2018-06-22 10:06:32,138 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 10:06:32,139 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 10:06:32,140 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 10:06:32,191 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 10:06:32,193 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:06:32,197 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 10:06:32,205 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 10:06:32,213 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 10:06:32,215 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 10:06:32,217 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:06:32,220 WARN ]: expecting exponential blowup for input size 11 [2018-06-22 10:06:32,235 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:06:32,238 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:06:32,240 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 10:06:32,246 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 10:06:32,251 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 10:06:32,253 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 10:06:32,256 WARN ]: expecting exponential blowup for input size 11 [2018-06-22 10:06:32,271 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 10:06:32,273 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 10:06:32,276 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 10:06:32,278 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 10:06:32,284 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 10:06:32,292 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 10:06:32,293 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:06:32,296 WARN ]: expecting exponential blowup for input size 11 [2018-06-22 10:06:32,321 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 10:06:32,360 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:06:32,362 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 10:06:32,364 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 10:06:32,455 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 10:06:32,469 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 10:06:32,491 WARN ]: expecting exponential blowup for input size 12 [2018-06-22 10:06:32,578 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 10:06:32,608 WARN ]: expecting exponential blowup for input size 15 [2018-06-22 10:06:32,737 WARN ]: Simplifying disjunction of 7776 conjuctions. This might take some time... [2018-06-22 10:06:46,359 INFO ]: Simplified to disjunction of 7776 conjuctions. [2018-06-22 10:06:46,390 WARN ]: expecting exponential blowup for input size 15 [2018-06-22 10:06:46,537 WARN ]: Simplifying disjunction of 7776 conjuctions. This might take some time... [2018-06-22 10:06:58,394 INFO ]: Simplified to disjunction of 7776 conjuctions. [2018-06-22 10:06:58,420 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 10:06:58,422 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 10:06:58,439 WARN ]: expecting exponential blowup for input size 12 [2018-06-22 10:06:58,529 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 10:06:58,549 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 10:06:58,550 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 10:06:58,621 WARN ]: expecting exponential blowup for input size 13 [2018-06-22 10:06:58,674 WARN ]: Simplifying disjunction of 5184 conjuctions. This might take some time... [2018-06-22 10:06:59,714 INFO ]: Simplified to disjunction of 1728 conjuctions. [2018-06-22 10:06:59,721 WARN ]: expecting exponential blowup for input size 13 [2018-06-22 10:06:59,759 WARN ]: Simplifying disjunction of 5184 conjuctions. This might take some time... [2018-06-22 10:07:00,500 INFO ]: Simplified to disjunction of 1728 conjuctions. [2018-06-22 10:07:00,506 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 10:07:00,527 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 10:07:00,617 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 10:07:00,636 WARN ]: expecting exponential blowup for input size 12 [2018-06-22 10:07:00,744 WARN ]: expecting exponential blowup for input size 12 [2018-06-22 10:07:00,853 WARN ]: expecting exponential blowup for input size 15 [2018-06-22 10:07:00,931 WARN ]: Simplifying disjunction of 7776 conjuctions. This might take some time... [2018-06-22 10:07:14,814 INFO ]: Simplified to disjunction of 7776 conjuctions. [2018-06-22 10:07:14,863 WARN ]: expecting exponential blowup for input size 15 [2018-06-22 10:07:14,988 WARN ]: Simplifying disjunction of 7776 conjuctions. This might take some time... [2018-06-22 10:07:26,703 INFO ]: Simplified to disjunction of 7776 conjuctions. [2018-06-22 10:07:26,724 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 10:07:26,725 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:07:26,727 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:07:26,729 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:07:26,730 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:07:26,732 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:07:26,733 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:07:26,736 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 10:07:26,737 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 10:07:26,801 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 10:07:26,814 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 10:07:26,815 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 10:07:26,816 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 10:07:26,817 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 10:07:26,818 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 10:07:26,818 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 10:07:26,819 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 10:07:26,820 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 10:07:26,821 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 10:07:26,833 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 10:07:26,846 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 10:07:26,848 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:07:26,849 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:07:26,849 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:07:26,851 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:07:26,853 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:07:26,855 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:07:26,857 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:07:26,858 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:07:26,861 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:07:26,864 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:07:26,867 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:07:26,870 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:07:26,871 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 10:07:26,873 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 10:07:26,929 WARN ]: expecting exponential blowup for input size 17 [2018-06-22 10:07:27,081 WARN ]: Simplifying disjunction of 13824 conjuctions. This might take some time... [2018-06-22 10:07:46,823 INFO ]: Simplified to disjunction of 6912 conjuctions. Received shutdown request... [2018-06-22 10:07:48,277 INFO ]: Timeout while computing interpolants [2018-06-22 10:07:48,478 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 10:07:48,478 WARN ]: Verification canceled [2018-06-22 10:07:48,484 WARN ]: Timeout [2018-06-22 10:07:48,484 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 10:07:48 BoogieIcfgContainer [2018-06-22 10:07:48,484 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 10:07:48,485 INFO ]: Toolchain (without parser) took 81748.25 ms. Allocated memory was 317.7 MB in the beginning and 575.7 MB in the end (delta: 257.9 MB). Free memory was 264.1 MB in the beginning and 211.8 MB in the end (delta: 52.3 MB). Peak memory consumption was 318.5 MB. Max. memory is 3.6 GB. [2018-06-22 10:07:48,487 INFO ]: SmtParser took 0.09 ms. Allocated memory is still 317.7 MB. Free memory is still 282.2 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 10:07:48,487 INFO ]: ChcToBoogie took 112.54 ms. Allocated memory is still 317.7 MB. Free memory was 264.1 MB in the beginning and 260.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. [2018-06-22 10:07:48,489 INFO ]: Boogie Preprocessor took 53.67 ms. Allocated memory is still 317.7 MB. Free memory is still 260.1 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 10:07:48,489 INFO ]: RCFGBuilder took 330.58 ms. Allocated memory is still 317.7 MB. Free memory was 260.1 MB in the beginning and 238.1 MB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 3.6 GB. [2018-06-22 10:07:48,489 INFO ]: TraceAbstraction took 81241.92 ms. Allocated memory was 317.7 MB in the beginning and 575.7 MB in the end (delta: 257.9 MB). Free memory was 238.1 MB in the beginning and 211.8 MB in the end (delta: 26.3 MB). Peak memory consumption was 292.5 MB. Max. memory is 3.6 GB. [2018-06-22 10:07:48,499 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.09 ms. Allocated memory is still 317.7 MB. Free memory is still 282.2 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 112.54 ms. Allocated memory is still 317.7 MB. Free memory was 264.1 MB in the beginning and 260.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 53.67 ms. Allocated memory is still 317.7 MB. Free memory is still 260.1 MB. There was no memory consumed. Max. memory is 3.6 GB. * RCFGBuilder took 330.58 ms. Allocated memory is still 317.7 MB. Free memory was 260.1 MB in the beginning and 238.1 MB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 81241.92 ms. Allocated memory was 317.7 MB in the beginning and 575.7 MB in the end (delta: 257.9 MB). Free memory was 238.1 MB in the beginning and 211.8 MB in the end (delta: 26.3 MB). Peak memory consumption was 292.5 MB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [UNKNOWN] : Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 0). Cancelled while BasicCegarLoop was analyzing trace of length 9 with TraceHistMax 1, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while XnfDer was eliminating 1541 quantified variables from 24 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 10 locations, 1 error locations. TIMEOUT Result, 81.1s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 7 SDtfs, 0 SDslu, 5 SDs, 0 SdLazy, 3 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=10occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 42 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/SYNAPSE_6_e2_1439_e1_954.smt2_AutomizerCHC_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_10-07-48-518.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/SYNAPSE_6_e2_1439_e1_954.smt2_AutomizerCHC_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_10-07-48-518.csv Completed graceful shutdown