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_No_Goto.epf -i /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_3_e7_425.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 20:13:01,077 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 20:13:01,080 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 20:13:01,091 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 20:13:01,091 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 20:13:01,092 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 20:13:01,092 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 20:13:01,096 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 20:13:01,097 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 20:13:01,098 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 20:13:01,098 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 20:13:01,098 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 20:13:01,099 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 20:13:01,100 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 20:13:01,101 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 20:13:01,102 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 20:13:01,103 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 20:13:01,105 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 20:13:01,107 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 20:13:01,107 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 20:13:01,109 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 20:13:01,120 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 20:13:01,120 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 20:13:01,121 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 20:13:01,122 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 20:13:01,123 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 20:13:01,123 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 20:13:01,124 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 20:13:01,125 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 20:13:01,125 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 20:13:01,126 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 20:13:01,127 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 20:13:01,127 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 20:13:01,133 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 20:13:01,134 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 20:13:01,135 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_No_Goto.epf [2018-06-22 20:13:01,147 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 20:13:01,148 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 20:13:01,148 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 20:13:01,148 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 20:13:01,149 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 20:13:01,149 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 20:13:01,149 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 20:13:01,150 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 20:13:01,150 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 20:13:01,150 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 20:13:01,150 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 20:13:01,150 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 20:13:01,150 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 20:13:01,151 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 20:13:01,151 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 20:13:01,151 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 20:13:01,151 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 20:13:01,151 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 20:13:01,152 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 20:13:01,153 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 20:13:01,153 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 20:13:01,202 INFO ]: Repository-Root is: /tmp [2018-06-22 20:13:01,220 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 20:13:01,226 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 20:13:01,227 INFO ]: Initializing SmtParser... [2018-06-22 20:13:01,227 INFO ]: SmtParser initialized [2018-06-22 20:13:01,229 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_3_e7_425.smt2 [2018-06-22 20:13:01,230 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 20:13:01,325 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_3_e7_425.smt2 unknown [2018-06-22 20:13:01,786 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_3_e7_425.smt2 [2018-06-22 20:13:01,791 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 20:13:01,805 INFO ]: Walking toolchain with 4 elements. [2018-06-22 20:13:01,806 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 20:13:01,806 INFO ]: Initializing ChcToBoogie... [2018-06-22 20:13:01,806 INFO ]: ChcToBoogie initialized [2018-06-22 20:13:01,809 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 08:13:01" (1/1) ... [2018-06-22 20:13:01,906 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:13:01 Unit [2018-06-22 20:13:01,906 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 20:13:01,907 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 20:13:01,907 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 20:13:01,907 INFO ]: Boogie Preprocessor initialized [2018-06-22 20:13:01,929 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:13:01" (1/1) ... [2018-06-22 20:13:01,930 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:13:01" (1/1) ... [2018-06-22 20:13:01,940 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:13:01" (1/1) ... [2018-06-22 20:13:01,941 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:13:01" (1/1) ... [2018-06-22 20:13:01,955 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:13:01" (1/1) ... [2018-06-22 20:13:01,956 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:13:01" (1/1) ... [2018-06-22 20:13:01,958 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:13:01" (1/1) ... [2018-06-22 20:13:01,969 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 20:13:01,970 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 20:13:01,970 INFO ]: Initializing RCFGBuilder... [2018-06-22 20:13:01,970 INFO ]: RCFGBuilder initialized [2018-06-22 20:13:01,971 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:13:01" (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 20:13:01,994 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 20:13:01,994 INFO ]: Found specification of procedure False [2018-06-22 20:13:01,994 INFO ]: Found implementation of procedure False [2018-06-22 20:13:01,994 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 20:13:01,994 INFO ]: Found specification of procedure state [2018-06-22 20:13:01,994 INFO ]: Found implementation of procedure state [2018-06-22 20:13:01,994 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 20:13:01,994 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 20:13:01,994 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 20:13:02,229 INFO ]: Using library mode [2018-06-22 20:13:02,234 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 08:13:02 BoogieIcfgContainer [2018-06-22 20:13:02,234 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 20:13:02,238 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 20:13:02,238 INFO ]: Initializing TraceAbstraction... [2018-06-22 20:13:02,241 INFO ]: TraceAbstraction initialized [2018-06-22 20:13:02,242 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 08:13:01" (1/3) ... [2018-06-22 20:13:02,243 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3343a139 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 08:13:02, skipping insertion in model container [2018-06-22 20:13:02,243 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:13:01" (2/3) ... [2018-06-22 20:13:02,243 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3343a139 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 08:13:02, skipping insertion in model container [2018-06-22 20:13:02,243 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 08:13:02" (3/3) ... [2018-06-22 20:13:02,248 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 20:13:02,259 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 20:13:02,270 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 20:13:02,307 INFO ]: Using default assertion order modulation [2018-06-22 20:13:02,307 INFO ]: Interprodecural is true [2018-06-22 20:13:02,307 INFO ]: Hoare is false [2018-06-22 20:13:02,307 INFO ]: Compute interpolants for FPandBP [2018-06-22 20:13:02,307 INFO ]: Backedges is TWOTRACK [2018-06-22 20:13:02,307 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 20:13:02,307 INFO ]: Difference is false [2018-06-22 20:13:02,307 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 20:13:02,307 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 20:13:02,321 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 20:13:02,331 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 20:13:02,332 INFO ]: Found error trace [2018-06-22 20:13:02,332 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 20:13:02,333 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 20:13:02,338 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 20:13:02,340 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 20:13:02,340 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 20:13:02,378 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:13:02,378 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:13:02,378 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:13:02,469 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:13:02,695 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 20:13:02,697 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 20:13:02,697 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 20:13:02,699 INFO ]: Interpolant automaton has 4 states [2018-06-22 20:13:02,711 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 20:13:02,711 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 20:13:02,714 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 20:13:02,829 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 20:13:02,829 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 20:13:02,829 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 20:13:02,831 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 20:13:02,831 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 20:13:02,840 INFO ]: With dead ends: 13 [2018-06-22 20:13:02,840 INFO ]: Without dead ends: 13 [2018-06-22 20:13:02,842 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 20:13:02,855 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 20:13:02,874 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 20:13:02,875 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 20:13:02,876 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 20:13:02,878 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 20:13:02,878 INFO ]: Finished accepts. word is rejected. [2018-06-22 20:13:02,878 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 20:13:02,878 INFO ]: Interpolant automaton has 4 states. [2018-06-22 20:13:02,878 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 20:13:02,879 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 20:13:02,880 INFO ]: Found error trace [2018-06-22 20:13:02,880 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 20:13:02,880 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 20:13:02,880 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 20:13:02,880 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 20:13:02,880 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 20:13:02,881 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:13:02,881 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:13:02,881 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:13:02,980 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:13:05,496 WARN ]: Spent 2.13 s on a formula simplification. DAG size of input: 177 DAG size of output: 84 [2018-06-22 20:13:05,623 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 20:13:05,624 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 20:13:05,624 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 20:13:05,631 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:13:05,728 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:13:05,741 INFO ]: Computing forward predicates... [2018-06-22 20:13:24,028 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 20:13:24,032 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 20:13:24,038 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 20:13:24,044 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 20:13:24,045 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 20:13:24,051 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 20:13:24,052 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 20:13:24,057 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 20:13:24,058 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 20:13:24,059 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 20:13:24,062 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 20:13:24,063 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 20:13:24,067 WARN ]: expecting exponential blowup for input size 12 [2018-06-22 20:13:24,099 WARN ]: expecting exponential blowup for input size 11 [2018-06-22 20:13:24,118 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 20:13:24,125 WARN ]: expecting exponential blowup for input size 12 [2018-06-22 20:13:24,190 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 20:13:24,191 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 20:13:24,194 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 20:13:24,199 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 20:13:24,208 WARN ]: expecting exponential blowup for input size 14 [2018-06-22 20:13:24,418 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 20:13:24,423 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 20:13:24,429 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 20:13:24,432 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 20:13:24,435 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 20:13:24,436 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 20:13:24,438 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 20:13:24,443 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 20:13:24,448 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 20:13:24,450 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 20:13:24,455 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 20:13:24,458 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 20:13:24,461 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 20:13:24,466 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 20:13:24,467 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 20:13:24,468 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 20:13:24,470 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 20:13:24,474 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 20:13:24,478 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 20:13:24,478 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 20:13:24,479 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 20:13:24,484 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 20:13:24,485 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 20:13:24,488 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 20:13:24,490 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 20:13:24,492 WARN ]: expecting exponential blowup for input size 12 [2018-06-22 20:13:24,501 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 20:13:24,502 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 20:13:24,508 WARN ]: expecting exponential blowup for input size 17 [2018-06-22 20:13:24,614 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 20:13:24,617 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 20:13:24,618 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 20:13:24,620 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 20:13:24,622 WARN ]: expecting exponential blowup for input size 11 [2018-06-22 20:13:24,627 WARN ]: expecting exponential blowup for input size 16 [2018-06-22 20:13:24,659 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 20:13:24,660 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 20:13:24,675 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 20:13:24,677 WARN ]: expecting exponential blowup for input size 15 [2018-06-22 20:13:24,729 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 20:13:24,732 WARN ]: expecting exponential blowup for input size 13 [2018-06-22 20:13:24,766 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 20:13:24,771 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 20:13:24,777 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 20:13:24,783 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 20:13:24,795 WARN ]: expecting exponential blowup for input size 14 [2018-06-22 20:13:24,885 WARN ]: expecting exponential blowup for input size 14 [2018-06-22 20:13:25,162 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 20:13:25,167 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 20:13:25,173 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 20:13:25,183 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 20:13:25,184 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 20:13:25,186 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 20:13:25,186 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 20:13:25,188 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 20:13:25,191 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 20:13:25,203 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 20:13:25,221 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 20:13:25,235 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 20:13:25,249 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 20:13:25,254 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 20:13:25,256 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 20:13:25,257 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 20:13:25,260 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 20:13:25,262 WARN ]: expecting exponential blowup for input size 16 [2018-06-22 20:13:25,461 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 20:13:25,462 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 20:13:25,463 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 20:13:25,470 WARN ]: expecting exponential blowup for input size 13 [2018-06-22 20:13:25,484 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 20:13:25,485 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 20:13:25,486 WARN ]: expecting exponential blowup for input size 12 [2018-06-22 20:13:25,491 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 20:13:25,492 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 20:13:25,493 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 20:13:25,494 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 20:13:25,496 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 20:13:25,498 WARN ]: expecting exponential blowup for input size 13 [2018-06-22 20:13:25,507 WARN ]: expecting exponential blowup for input size 12 [2018-06-22 20:13:25,511 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 20:13:25,518 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 20:13:25,523 WARN ]: expecting exponential blowup for input size 14 [2018-06-22 20:13:25,638 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 20:13:25,643 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 20:13:25,646 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 20:13:25,650 WARN ]: expecting exponential blowup for input size 16 [2018-06-22 20:13:25,799 WARN ]: expecting exponential blowup for input size 15 [2018-06-22 20:13:25,893 WARN ]: expecting exponential blowup for input size 15 [2018-06-22 20:13:26,043 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 20:13:26,047 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 20:13:26,051 WARN ]: expecting exponential blowup for input size 11 [2018-06-22 20:13:26,062 WARN ]: expecting exponential blowup for input size 12 [2018-06-22 20:13:26,105 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 20:13:26,105 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 20:13:26,106 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 20:13:26,109 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 20:13:26,109 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 20:13:26,110 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 20:13:26,112 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 20:13:26,117 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 20:13:26,120 WARN ]: expecting exponential blowup for input size 17 [2018-06-22 20:13:26,145 WARN ]: Simplifying disjunction of 5040 conjuctions. This might take some time... [2018-06-22 20:13:26,663 INFO ]: Simplified to disjunction of 1080 conjuctions. [2018-06-22 20:13:26,668 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 20:13:26,670 WARN ]: expecting exponential blowup for input size 11 [2018-06-22 20:13:26,686 WARN ]: expecting exponential blowup for input size 31 [2018-06-22 20:13:31,352 WARN ]: Simplifying disjunction of 230496 conjuctions. This might take some time... Received shutdown request... [2018-06-22 20:14:06,415 INFO ]: Timeout while computing interpolants [2018-06-22 20:14:06,616 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 20:14:06,616 WARN ]: Verification canceled [2018-06-22 20:14:06,620 WARN ]: Timeout [2018-06-22 20:14:06,620 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 08:14:06 BoogieIcfgContainer [2018-06-22 20:14:06,620 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 20:14:06,620 INFO ]: Toolchain (without parser) took 64829.39 ms. Allocated memory was 308.8 MB in the beginning and 1.6 GB in the end (delta: 1.3 GB). Free memory was 255.2 MB in the beginning and 910.4 MB in the end (delta: -655.1 MB). Peak memory consumption was 1.5 GB. Max. memory is 3.6 GB. [2018-06-22 20:14:06,621 INFO ]: SmtParser took 0.10 ms. Allocated memory is still 308.8 MB. Free memory is still 274.3 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 20:14:06,621 INFO ]: ChcToBoogie took 100.73 ms. Allocated memory is still 308.8 MB. Free memory was 255.2 MB in the beginning and 253.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 20:14:06,622 INFO ]: Boogie Preprocessor took 62.43 ms. Allocated memory is still 308.8 MB. Free memory was 253.2 MB in the beginning and 251.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 20:14:06,622 INFO ]: RCFGBuilder took 264.38 ms. Allocated memory is still 308.8 MB. Free memory was 251.2 MB in the beginning and 234.2 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 3.6 GB. [2018-06-22 20:14:06,623 INFO ]: TraceAbstraction took 64381.38 ms. Allocated memory was 308.8 MB in the beginning and 1.6 GB in the end (delta: 1.3 GB). Free memory was 234.2 MB in the beginning and 910.4 MB in the end (delta: -676.1 MB). Peak memory consumption was 1.4 GB. Max. memory is 3.6 GB. [2018-06-22 20:14:06,626 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.10 ms. Allocated memory is still 308.8 MB. Free memory is still 274.3 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 100.73 ms. Allocated memory is still 308.8 MB. Free memory was 255.2 MB in the beginning and 253.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 62.43 ms. Allocated memory is still 308.8 MB. Free memory was 253.2 MB in the beginning and 251.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 264.38 ms. Allocated memory is still 308.8 MB. Free memory was 251.2 MB in the beginning and 234.2 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 64381.38 ms. Allocated memory was 308.8 MB in the beginning and 1.6 GB in the end (delta: 1.3 GB). Free memory was 234.2 MB in the beginning and 910.4 MB in the end (delta: -676.1 MB). Peak memory consumption was 1.4 GB. 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 14 with TraceHistMax 2, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while DnfTransformerHelper was XNF transformer was simplifying 230496 conjuctions. . - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 64.3s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 11 SDtfs, 1 SDslu, 15 SDs, 0 SdLazy, 6 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13occurred 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, 0.2s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 72 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_3_e7_425.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_20-14-06-642.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/SYNAPSE_3_e7_425.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_20-14-06-642.csv Completed graceful shutdown