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/car_all_e3_1068_e5_882.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 16:05:45,551 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 16:05:45,553 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 16:05:45,567 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 16:05:45,567 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 16:05:45,568 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 16:05:45,569 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 16:05:45,573 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 16:05:45,574 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 16:05:45,576 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 16:05:45,577 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 16:05:45,577 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 16:05:45,578 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 16:05:45,579 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 16:05:45,579 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 16:05:45,583 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 16:05:45,585 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 16:05:45,599 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 16:05:45,600 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 16:05:45,601 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 16:05:45,602 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 16:05:45,604 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 16:05:45,604 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 16:05:45,605 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 16:05:45,611 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 16:05:45,612 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 16:05:45,612 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 16:05:45,613 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 16:05:45,614 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 16:05:45,614 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 16:05:45,614 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 16:05:45,615 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 16:05:45,615 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 16:05:45,616 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 16:05:45,616 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 16:05:45,617 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 16:05:45,632 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 16:05:45,632 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 16:05:45,633 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 16:05:45,633 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 16:05:45,634 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 16:05:45,634 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 16:05:45,634 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 16:05:45,634 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 16:05:45,635 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 16:05:45,635 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 16:05:45,635 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 16:05:45,635 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 16:05:45,635 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 16:05:45,635 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 16:05:45,636 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 16:05:45,636 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 16:05:45,636 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 16:05:45,636 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 16:05:45,636 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 16:05:45,638 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 16:05:45,638 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 16:05:45,679 INFO ]: Repository-Root is: /tmp [2018-06-22 16:05:45,693 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 16:05:45,698 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 16:05:45,699 INFO ]: Initializing SmtParser... [2018-06-22 16:05:45,700 INFO ]: SmtParser initialized [2018-06-22 16:05:45,701 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/car_all_e3_1068_e5_882.smt2 [2018-06-22 16:05:45,702 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 16:05:45,791 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/car_all_e3_1068_e5_882.smt2 unknown [2018-06-22 16:05:46,149 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/car_all_e3_1068_e5_882.smt2 [2018-06-22 16:05:46,154 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 16:05:46,158 INFO ]: Walking toolchain with 4 elements. [2018-06-22 16:05:46,158 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 16:05:46,158 INFO ]: Initializing ChcToBoogie... [2018-06-22 16:05:46,159 INFO ]: ChcToBoogie initialized [2018-06-22 16:05:46,162 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 04:05:46" (1/1) ... [2018-06-22 16:05:46,212 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:05:46 Unit [2018-06-22 16:05:46,212 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 16:05:46,215 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 16:05:46,215 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 16:05:46,215 INFO ]: Boogie Preprocessor initialized [2018-06-22 16:05:46,236 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:05:46" (1/1) ... [2018-06-22 16:05:46,236 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:05:46" (1/1) ... [2018-06-22 16:05:46,245 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:05:46" (1/1) ... [2018-06-22 16:05:46,245 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:05:46" (1/1) ... [2018-06-22 16:05:46,254 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:05:46" (1/1) ... [2018-06-22 16:05:46,255 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:05:46" (1/1) ... [2018-06-22 16:05:46,257 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:05:46" (1/1) ... [2018-06-22 16:05:46,259 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 16:05:46,260 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 16:05:46,260 INFO ]: Initializing RCFGBuilder... [2018-06-22 16:05:46,260 INFO ]: RCFGBuilder initialized [2018-06-22 16:05:46,261 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:05:46" (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 16:05:46,273 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 16:05:46,274 INFO ]: Found specification of procedure False [2018-06-22 16:05:46,274 INFO ]: Found implementation of procedure False [2018-06-22 16:05:46,274 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 16:05:46,274 INFO ]: Found specification of procedure state [2018-06-22 16:05:46,274 INFO ]: Found implementation of procedure state [2018-06-22 16:05:46,274 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 16:05:46,274 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 16:05:46,274 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 16:05:46,600 INFO ]: Using library mode [2018-06-22 16:05:46,600 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 04:05:46 BoogieIcfgContainer [2018-06-22 16:05:46,600 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 16:05:46,608 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 16:05:46,609 INFO ]: Initializing TraceAbstraction... [2018-06-22 16:05:46,611 INFO ]: TraceAbstraction initialized [2018-06-22 16:05:46,612 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 04:05:46" (1/3) ... [2018-06-22 16:05:46,612 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b8224c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 04:05:46, skipping insertion in model container [2018-06-22 16:05:46,613 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:05:46" (2/3) ... [2018-06-22 16:05:46,613 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b8224c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 04:05:46, skipping insertion in model container [2018-06-22 16:05:46,613 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 04:05:46" (3/3) ... [2018-06-22 16:05:46,615 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 16:05:46,625 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 16:05:46,631 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 16:05:46,663 INFO ]: Using default assertion order modulation [2018-06-22 16:05:46,664 INFO ]: Interprodecural is true [2018-06-22 16:05:46,664 INFO ]: Hoare is false [2018-06-22 16:05:46,664 INFO ]: Compute interpolants for FPandBP [2018-06-22 16:05:46,664 INFO ]: Backedges is TWOTRACK [2018-06-22 16:05:46,664 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 16:05:46,664 INFO ]: Difference is false [2018-06-22 16:05:46,664 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 16:05:46,664 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 16:05:46,678 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 16:05:46,690 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 16:05:46,690 INFO ]: Found error trace [2018-06-22 16:05:46,691 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 16:05:46,691 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 16:05:46,696 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 16:05:46,697 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 16:05:46,697 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 16:05:46,731 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:05:46,731 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:05:46,731 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:05:46,803 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:05:47,061 WARN ]: Spent 106.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 7 [2018-06-22 16:05:47,063 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 16:05:47,065 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 16:05:47,065 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 16:05:47,066 INFO ]: Interpolant automaton has 4 states [2018-06-22 16:05:47,076 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 16:05:47,077 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 16:05:47,078 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 16:05:47,181 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 16:05:47,182 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 16:05:47,182 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 16:05:47,184 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 16:05:47,184 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 16:05:47,196 INFO ]: With dead ends: 13 [2018-06-22 16:05:47,196 INFO ]: Without dead ends: 13 [2018-06-22 16:05:47,197 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 16:05:47,210 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 16:05:47,239 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 16:05:47,240 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 16:05:47,241 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 16:05:47,242 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 16:05:47,242 INFO ]: Finished accepts. word is rejected. [2018-06-22 16:05:47,242 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 16:05:47,242 INFO ]: Interpolant automaton has 4 states. [2018-06-22 16:05:47,242 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 16:05:47,243 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 16:05:47,243 INFO ]: Found error trace [2018-06-22 16:05:47,243 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 16:05:47,243 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 16:05:47,244 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 16:05:47,244 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 16:05:47,244 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 16:05:47,245 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:05:47,245 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:05:47,245 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:05:47,349 INFO ]: Conjunction of SSA is sat [2018-06-22 16:05:47,358 INFO ]: Counterexample might be feasible [2018-06-22 16:05:47,374 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 04:05:47 BoogieIcfgContainer [2018-06-22 16:05:47,378 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 16:05:47,379 INFO ]: Toolchain (without parser) took 1224.41 ms. Allocated memory is still 309.3 MB. Free memory was 257.7 MB in the beginning and 207.8 MB in the end (delta: 49.9 MB). Peak memory consumption was 49.9 MB. Max. memory is 3.6 GB. [2018-06-22 16:05:47,380 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 309.3 MB. Free memory is still 273.8 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 16:05:47,380 INFO ]: ChcToBoogie took 53.99 ms. Allocated memory is still 309.3 MB. Free memory was 257.7 MB in the beginning and 255.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 16:05:47,381 INFO ]: Boogie Preprocessor took 44.60 ms. Allocated memory is still 309.3 MB. Free memory was 255.7 MB in the beginning and 253.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 16:05:47,381 INFO ]: RCFGBuilder took 340.70 ms. Allocated memory is still 309.3 MB. Free memory was 253.7 MB in the beginning and 237.8 MB in the end (delta: 16.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 3.6 GB. [2018-06-22 16:05:47,382 INFO ]: TraceAbstraction took 769.41 ms. Allocated memory is still 309.3 MB. Free memory was 237.8 MB in the beginning and 207.8 MB in the end (delta: 29.9 MB). Peak memory consumption was 29.9 MB. Max. memory is 3.6 GB. [2018-06-22 16:05:47,385 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.07 ms. Allocated memory is still 309.3 MB. Free memory is still 273.8 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 53.99 ms. Allocated memory is still 309.3 MB. Free memory was 257.7 MB in the beginning and 255.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 44.60 ms. Allocated memory is still 309.3 MB. Free memory was 255.7 MB in the beginning and 253.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 340.70 ms. Allocated memory is still 309.3 MB. Free memory was 253.7 MB in the beginning and 237.8 MB in the end (delta: 16.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 769.41 ms. Allocated memory is still 309.3 MB. Free memory was 237.8 MB in the beginning and 207.8 MB in the end (delta: 29.9 MB). Peak memory consumption was 29.9 MB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [UNKNOWN] : assertion can be violated assertion can be violated We found a FailurePath: [L0] CALL call False(); [L0] assume !hbv_False_1_Bool; [L0] CALL call state(hbv_False_2_Bool, hbv_False_3_Bool, hbv_False_4_Bool, hbv_False_5_Bool, hbv_False_6_Bool, hbv_False_7_Bool, hbv_False_8_Bool, hbv_False_9_Bool, hbv_False_10_Bool, hbv_False_11_Bool, hbv_False_12_Bool, hbv_False_13_Int, hbv_False_14_Int, hbv_False_15_Int, hbv_False_16_Int, hbv_False_17_Int, hbv_False_18_Int, hbv_False_19_Int, hbv_False_20_Int, hbv_False_21_Bool, hbv_False_22_Bool, hbv_False_23_Bool, hbv_False_24_Bool, hbv_False_25_Bool, hbv_False_26_Bool, hbv_False_27_Bool, hbv_False_28_Int, hbv_False_29_Int, hbv_False_30_Int, hbv_False_31_Bool, hbv_False_32_Bool, hbv_False_33_Bool, hbv_False_1_Bool, hbv_False_34_Int, hbv_False_35_Int); [L0] assume (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((!((!hbv_state_7_Bool || !hbv_state_27_Bool) && (hbv_state_7_Bool || hbv_state_27_Bool)) && hhv_state_14_Int == hhv_state_13_Int) && !((!hbv_state_10_Bool || !hbv_state_11_Bool) && (hbv_state_11_Bool || hbv_state_10_Bool))) && hbv_state_6_Int == hbv_state_13_Int) && hbv_state_5_Int == hbv_state_28_Int) && !((!hhv_state_6_Bool || !hhv_state_23_Bool) && (hhv_state_23_Bool || hhv_state_6_Bool))) && !((!hbv_state_29_Bool || !hbv_state_10_Bool) && (hbv_state_29_Bool || hbv_state_10_Bool))) && !(!(hbv_state_9_Int + -1 * hhv_state_34_Int == -1) && hhv_state_8_Bool)) && !((4 <= hbv_state_9_Int || hbv_state_1_Bool) && (!(4 <= hbv_state_9_Int) || !hbv_state_1_Bool))) && hhv_state_18_Int == hhv_state_28_Int) && !(!(hbv_state_15_Int == 0) && (!hbv_state_7_Bool || hbv_state_10_Bool))) && !((!hhv_state_20_Bool || !(4 <= hhv_state_14_Int)) && (4 <= hhv_state_14_Int || hhv_state_20_Bool))) && !((((((0 <= hhv_state_27_Int && 0 <= hhv_state_28_Int) && !(11 <= hhv_state_28_Int)) && !(4 <= hhv_state_27_Int)) || hhv_state_32_Bool) || !hhv_state_22_Bool) && ((hhv_state_22_Bool && (((4 <= hhv_state_27_Int || 11 <= hhv_state_28_Int) || !(0 <= hhv_state_28_Int)) || !(0 <= hhv_state_27_Int))) || !hhv_state_32_Bool))) && !((hhv_state_7_Bool || hhv_state_8_Bool) && (!hhv_state_7_Bool || !hhv_state_8_Bool))) && !(!(hbv_state_9_Int == hhv_state_34_Int) && !hhv_state_8_Bool)) && !(((((hbv_state_14_Bool || !hhv_state_9_Bool) || !hbv_state_7_Bool) || hbv_state_4_Bool) || hbv_state_1_Bool) && (hhv_state_9_Bool || (((hbv_state_7_Bool && !hbv_state_14_Bool) && !hbv_state_1_Bool) && !hbv_state_4_Bool)))) && !((((!hhv_state_4_Bool || !hbv_state_21_Bool) || 32767 <= hhv_state_28_Int) || !hhv_state_0_Bool) && (hhv_state_0_Bool || ((!(32767 <= hhv_state_28_Int) && hbv_state_21_Bool) && hhv_state_4_Bool)))) && hhv_state_11_Int == hhv_state_15_Int) && !((hbv_state_7_Bool && !(hbv_state_15_Int == hbv_state_30_Int)) && !hbv_state_10_Bool)) && !((hbv_state_14_Bool || hbv_state_16_Bool) && (!hbv_state_16_Bool || !hbv_state_14_Bool))) && !(((!hbv_state_23_Bool || !hbv_state_24_Bool) || hbv_state_25_Bool) && (!hbv_state_25_Bool || (hbv_state_24_Bool && hbv_state_23_Bool)))) && !((!hbv_state_18_Bool || !hbv_state_19_Bool) && (hbv_state_18_Bool || hbv_state_19_Bool))) && !((!(hbv_state_6_Int + -1 * hhv_state_12_Int == 2) && hhv_state_10_Bool) && hhv_state_6_Bool)) && !((hbv_state_7_Bool || hbv_state_8_Bool) && (!hbv_state_7_Bool || !hbv_state_8_Bool))) && !((!hbv_state_20_Bool || !hbv_state_21_Bool) && (hbv_state_20_Bool || hbv_state_21_Bool))) && !(!(hhv_state_11_Int == 0) && (!hhv_state_10_Bool || hhv_state_8_Bool))) && !((!hbv_state_1_Bool || !hbv_state_2_Bool) && (hbv_state_2_Bool || hbv_state_1_Bool))) && !((hhv_state_29_Bool || hhv_state_19_Bool) && (!hhv_state_29_Bool || !hhv_state_19_Bool))) && !((hbv_state_14_Bool || 3 <= hbv_state_6_Int) && (!(3 <= hbv_state_6_Int) || !hbv_state_14_Bool))) && hbv_state_32_Int == hbv_state_5_Int) && hhv_state_16_Int == hhv_state_27_Int) && hbv_state_17_Int == hbv_state_9_Int) && !((!hhv_state_6_Bool || !hhv_state_10_Bool) && !(hbv_state_5_Int == hhv_state_33_Int))) && hhv_state_18_Int == hhv_state_17_Int) && !((!hbv_state_3_Bool || !hbv_state_4_Bool) && (hbv_state_4_Bool || hbv_state_3_Bool))) && !((hhv_state_10_Bool || hhv_state_9_Bool) && (!hhv_state_9_Bool || !hhv_state_10_Bool))) && !(!(hbv_state_6_Int == hhv_state_12_Int) && (!hhv_state_6_Bool || !hhv_state_10_Bool))) && hhv_state_13_Int == hhv_state_34_Int) && !((hhv_state_10_Bool || hhv_state_25_Bool) && (!hhv_state_25_Bool || !hhv_state_10_Bool))) && hbv_state_33_Int == hbv_state_6_Int) && !((hhv_state_19_Bool || hhv_state_18_Int == 10) && (!(hhv_state_18_Int == 10) || !hhv_state_19_Bool))) && !((!hhv_state_7_Bool || !hhv_state_2_Bool) && (hhv_state_7_Bool || hhv_state_2_Bool))) && !((!hhv_state_22_Bool || !hhv_state_1_Bool) && (hhv_state_22_Bool || hhv_state_1_Bool))) && !((hhv_state_5_Bool || hhv_state_6_Bool) && (!hhv_state_6_Bool || !hhv_state_5_Bool))) && !((hbv_state_5_Int == 10 || hbv_state_4_Bool) && (!(hbv_state_5_Int == 10) || !hbv_state_4_Bool))) && hhv_state_17_Int == hhv_state_33_Int) && !((hhv_state_21_Bool || hhv_state_31_Bool) && (!hhv_state_31_Bool || !hhv_state_21_Bool))) && !((hhv_state_10_Bool && !(hbv_state_5_Int + -1 * hhv_state_33_Int == -1)) && hhv_state_6_Bool)) && hhv_state_14_Int == hhv_state_26_Int) && !((!hbv_state_31_Bool || (hbv_state_22_Bool && (((!(0 <= hbv_state_13_Int) || 11 <= hbv_state_28_Int) || !(0 <= hbv_state_28_Int)) || 4 <= hbv_state_13_Int))) && ((hbv_state_31_Bool || (((!(4 <= hbv_state_13_Int) && 0 <= hbv_state_13_Int) && !(11 <= hbv_state_28_Int)) && 0 <= hbv_state_28_Int)) || !hbv_state_22_Bool))) && !((!hhv_state_20_Bool || !hhv_state_30_Bool) && (hhv_state_30_Bool || hhv_state_20_Bool))) && !(((!hhv_state_5_Bool || !hhv_state_3_Bool) || hhv_state_2_Bool) && (hhv_state_5_Bool || (!hhv_state_2_Bool && hhv_state_3_Bool)))) && hbv_state_9_Int == hbv_state_12_Int) && !((!hhv_state_1_Bool || !hhv_state_0_Bool) && (hhv_state_1_Bool || hhv_state_0_Bool))) && !((hbv_state_22_Bool || hbv_state_21_Bool) && (!hbv_state_22_Bool || !hbv_state_21_Bool))) && hhv_state_16_Int == hhv_state_15_Int) && !((!(hhv_state_11_Int == hhv_state_12_Int) && hhv_state_10_Bool) && !hhv_state_8_Bool)) && !((!hbv_state_26_Bool || !hbv_state_19_Bool) && (hbv_state_26_Bool || hbv_state_19_Bool))) && !((!hhv_state_24_Bool || !hhv_state_8_Bool) && (hhv_state_24_Bool || hhv_state_8_Bool))) && !(((!hhv_state_3_Bool || !hhv_state_2_Bool) || hhv_state_4_Bool) && (!hhv_state_4_Bool || (hhv_state_2_Bool && hhv_state_3_Bool)))) && !((!(3 <= hhv_state_16_Int) || !hhv_state_21_Bool) && (hhv_state_21_Bool || 3 <= hhv_state_16_Int)); [L0] CALL call state(hbv_state_20_Bool, hbv_state_21_Bool, hbv_state_23_Bool, hbv_state_24_Bool, hbv_state_25_Bool, hbv_state_18_Bool, hbv_state_19_Bool, hbv_state_29_Bool, hbv_state_10_Bool, hbv_state_27_Bool, hbv_state_7_Bool, hbv_state_15_Int, hbv_state_30_Int, hbv_state_17_Int, hbv_state_9_Int, hbv_state_33_Int, hbv_state_6_Int, hbv_state_32_Int, hbv_state_5_Int, hbv_state_4_Bool, hbv_state_1_Bool, hbv_state_14_Bool, hbv_state_22_Bool, hbv_state_26_Bool, hbv_state_11_Bool, hbv_state_8_Bool, hbv_state_12_Int, hbv_state_13_Int, hbv_state_28_Int, hbv_state_3_Bool, hbv_state_2_Bool, hbv_state_16_Bool, hbv_state_31_Bool, hbv_state_34_Int, hbv_state_35_Int); [L0] assume (((((((((((((((((((((((((((((!((!hhv_state_29_Bool || !hhv_state_19_Bool) && (hhv_state_19_Bool || hhv_state_29_Bool)) && hhv_state_17_Int == hhv_state_18_Int) && !(((!(32767 <= hhv_state_28_Int) && hhv_state_4_Bool) || hhv_state_0_Bool) && ((!hhv_state_0_Bool || !hhv_state_4_Bool) || 32767 <= hhv_state_28_Int))) && hhv_state_15_Int == hhv_state_16_Int) && !((hhv_state_18_Int == 10 || hhv_state_19_Bool) && (!(hhv_state_18_Int == 10) || !hhv_state_19_Bool))) && hhv_state_18_Int == hhv_state_28_Int) && !!hhv_state_9_Bool) && !(((!hhv_state_2_Bool || !hhv_state_3_Bool) || hhv_state_4_Bool) && (!hhv_state_4_Bool || (hhv_state_3_Bool && hhv_state_2_Bool)))) && !((hhv_state_22_Bool || hhv_state_1_Bool) && (!hhv_state_22_Bool || !hhv_state_1_Bool))) && !((!hhv_state_23_Bool || !hhv_state_6_Bool) && (hhv_state_23_Bool || hhv_state_6_Bool))) && hhv_state_15_Int == 0) && !((!hhv_state_10_Bool || !hhv_state_9_Bool) && (hhv_state_10_Bool || hhv_state_9_Bool))) && hhv_state_13_Int == hhv_state_14_Int) && hhv_state_17_Int == 0) && hhv_state_13_Int == 0) && !((hhv_state_10_Bool || hhv_state_25_Bool) && (!hhv_state_10_Bool || !hhv_state_25_Bool))) && !((hhv_state_10_Bool && !(hhv_state_11_Int == hhv_state_12_Int)) && !hhv_state_8_Bool)) && !((hhv_state_21_Bool || hhv_state_31_Bool) && (!hhv_state_31_Bool || !hhv_state_21_Bool))) && !((!hhv_state_7_Bool || !hhv_state_8_Bool) && (hhv_state_7_Bool || hhv_state_8_Bool))) && hhv_state_14_Int == hhv_state_26_Int) && !((!hhv_state_0_Bool || !hhv_state_1_Bool) && (hhv_state_0_Bool || hhv_state_1_Bool))) && !((!hhv_state_32_Bool || (hhv_state_22_Bool && (((!(0 <= hhv_state_27_Int) || 11 <= hhv_state_28_Int) || !(0 <= hhv_state_28_Int)) || 4 <= hhv_state_27_Int))) && ((hhv_state_32_Bool || (((!(4 <= hhv_state_27_Int) && 0 <= hhv_state_27_Int) && !(11 <= hhv_state_28_Int)) && 0 <= hhv_state_28_Int)) || !hhv_state_22_Bool))) && !((!hhv_state_20_Bool || !hhv_state_30_Bool) && (hhv_state_30_Bool || hhv_state_20_Bool))) && !((4 <= hhv_state_14_Int || hhv_state_20_Bool) && (!(4 <= hhv_state_14_Int) || !hhv_state_20_Bool))) && !hhv_state_7_Bool) && !hhv_state_5_Bool) && !((!hhv_state_8_Bool || !hhv_state_24_Bool) && (hhv_state_24_Bool || hhv_state_8_Bool))) && !(!(hhv_state_11_Int == 0) && (!hhv_state_10_Bool || hhv_state_8_Bool))) && hhv_state_16_Int == hhv_state_27_Int) && !((!hhv_state_5_Bool || !hhv_state_6_Bool) && (hhv_state_5_Bool || hhv_state_6_Bool))) && !((hhv_state_21_Bool || 3 <= hhv_state_16_Int) && (!(3 <= hhv_state_16_Int) || !hhv_state_21_Bool)); [L0] RET call state(hbv_state_20_Bool, hbv_state_21_Bool, hbv_state_23_Bool, hbv_state_24_Bool, hbv_state_25_Bool, hbv_state_18_Bool, hbv_state_19_Bool, hbv_state_29_Bool, hbv_state_10_Bool, hbv_state_27_Bool, hbv_state_7_Bool, hbv_state_15_Int, hbv_state_30_Int, hbv_state_17_Int, hbv_state_9_Int, hbv_state_33_Int, hbv_state_6_Int, hbv_state_32_Int, hbv_state_5_Int, hbv_state_4_Bool, hbv_state_1_Bool, hbv_state_14_Bool, hbv_state_22_Bool, hbv_state_26_Bool, hbv_state_11_Bool, hbv_state_8_Bool, hbv_state_12_Int, hbv_state_13_Int, hbv_state_28_Int, hbv_state_3_Bool, hbv_state_2_Bool, hbv_state_16_Bool, hbv_state_31_Bool, hbv_state_34_Int, hbv_state_35_Int); [L0] RET call state(hbv_False_2_Bool, hbv_False_3_Bool, hbv_False_4_Bool, hbv_False_5_Bool, hbv_False_6_Bool, hbv_False_7_Bool, hbv_False_8_Bool, hbv_False_9_Bool, hbv_False_10_Bool, hbv_False_11_Bool, hbv_False_12_Bool, hbv_False_13_Int, hbv_False_14_Int, hbv_False_15_Int, hbv_False_16_Int, hbv_False_17_Int, hbv_False_18_Int, hbv_False_19_Int, hbv_False_20_Int, hbv_False_21_Bool, hbv_False_22_Bool, hbv_False_23_Bool, hbv_False_24_Bool, hbv_False_25_Bool, hbv_False_26_Bool, hbv_False_27_Bool, hbv_False_28_Int, hbv_False_29_Int, hbv_False_30_Int, hbv_False_31_Bool, hbv_False_32_Bool, hbv_False_33_Bool, hbv_False_1_Bool, hbv_False_34_Int, hbv_False_35_Int); [L0] RET call False(); [L0] assert false; - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. UNSAFE Result, 0.7s 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, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 184 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 proved your program to be incorrect! Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/car_all_e3_1068_e5_882.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_16-05-47-396.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/car_all_e3_1068_e5_882.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_16-05-47-396.csv Received shutdown request...