java -Xss4m -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/car_all_e8_856_e3_180.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-14921ce [2018-06-25 14:00:51,226 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-25 14:00:51,229 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-25 14:00:51,242 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-25 14:00:51,242 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-25 14:00:51,243 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-25 14:00:51,244 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-25 14:00:51,248 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-25 14:00:51,249 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-25 14:00:51,251 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-25 14:00:51,252 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-25 14:00:51,252 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-25 14:00:51,252 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-25 14:00:51,253 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-25 14:00:51,256 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-25 14:00:51,257 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-25 14:00:51,259 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-25 14:00:51,268 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-25 14:00:51,269 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-25 14:00:51,270 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-25 14:00:51,271 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-25 14:00:51,275 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-06-25 14:00:51,282 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-25 14:00:51,283 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-25 14:00:51,284 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-25 14:00:51,286 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-25 14:00:51,288 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-25 14:00:51,288 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-25 14:00:51,289 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_Goto.epf [2018-06-25 14:00:51,309 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-25 14:00:51,309 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-25 14:00:51,313 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-25 14:00:51,313 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-25 14:00:51,314 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-06-25 14:00:51,314 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-06-25 14:00:51,314 INFO L133 SettingsManager]: * Create interprocedural compositions=false [2018-06-25 14:00:51,314 INFO L133 SettingsManager]: * Use SBE=true [2018-06-25 14:00:51,315 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-25 14:00:51,315 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-25 14:00:51,315 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-25 14:00:51,315 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-25 14:00:51,315 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-25 14:00:51,316 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-25 14:00:51,318 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-25 14:00:51,318 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-25 14:00:51,319 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-25 14:00:51,319 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-25 14:00:51,319 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-25 14:00:51,319 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-25 14:00:51,319 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-25 14:00:51,320 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-25 14:00:51,321 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-25 14:00:51,366 INFO ]: Repository-Root is: /tmp [2018-06-25 14:00:51,381 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-25 14:00:51,385 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-25 14:00:51,389 INFO ]: Initializing SmtParser... [2018-06-25 14:00:51,389 INFO ]: SmtParser initialized [2018-06-25 14:00:51,390 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/car_all_e8_856_e3_180.smt2 [2018-06-25 14:00:51,391 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 [2018-06-25 14:00:51,466 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/car_all_e8_856_e3_180.smt2 unknown [2018-06-25 14:00:51,796 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/car_all_e8_856_e3_180.smt2 [2018-06-25 14:00:51,801 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-25 14:00:51,816 INFO ]: Walking toolchain with 4 elements. [2018-06-25 14:00:51,816 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-25 14:00:51,816 INFO ]: Initializing ChcToBoogie... [2018-06-25 14:00:51,817 INFO ]: ChcToBoogie initialized [2018-06-25 14:00:51,820 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 25.06 02:00:51" (1/1) ... [2018-06-25 14:00:51,895 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 02:00:51 Unit [2018-06-25 14:00:51,895 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-25 14:00:51,896 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-25 14:00:51,897 INFO ]: Initializing Boogie Preprocessor... [2018-06-25 14:00:51,897 INFO ]: Boogie Preprocessor initialized [2018-06-25 14:00:51,918 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 02:00:51" (1/1) ... [2018-06-25 14:00:51,918 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 02:00:51" (1/1) ... [2018-06-25 14:00:51,926 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 02:00:51" (1/1) ... [2018-06-25 14:00:51,926 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 02:00:51" (1/1) ... [2018-06-25 14:00:51,939 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 02:00:51" (1/1) ... [2018-06-25 14:00:51,940 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 02:00:51" (1/1) ... [2018-06-25 14:00:51,942 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 02:00:51" (1/1) ... [2018-06-25 14:00:51,944 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-25 14:00:51,957 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-25 14:00:51,957 INFO ]: Initializing RCFGBuilder... [2018-06-25 14:00:51,957 INFO ]: RCFGBuilder initialized [2018-06-25 14:00:51,958 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 02:00:51" (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) [2018-06-25 14:00:51,974 INFO ]: Specification and implementation of procedure gotoProc given in one single declaration [2018-06-25 14:00:51,974 INFO ]: Found specification of procedure gotoProc Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-25 14:00:51,974 INFO ]: Found implementation of procedure gotoProc [2018-06-25 14:00:51,974 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-25 14:00:51,974 INFO ]: Found specification of procedure Ultimate.START [2018-06-25 14:00:51,974 INFO ]: Found implementation of procedure Ultimate.START [2018-06-25 14:00:52,375 INFO ]: Using library mode [2018-06-25 14:00:52,376 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.06 02:00:52 BoogieIcfgContainer [2018-06-25 14:00:52,378 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-25 14:00:52,379 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-25 14:00:52,379 INFO ]: Initializing TraceAbstraction... [2018-06-25 14:00:52,384 INFO ]: TraceAbstraction initialized [2018-06-25 14:00:52,384 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 25.06 02:00:51" (1/3) ... [2018-06-25 14:00:52,385 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c8e5544 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 25.06 02:00:52, skipping insertion in model container [2018-06-25 14:00:52,385 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 02:00:51" (2/3) ... [2018-06-25 14:00:52,385 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c8e5544 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.06 02:00:52, skipping insertion in model container [2018-06-25 14:00:52,385 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.06 02:00:52" (3/3) ... [2018-06-25 14:00:52,387 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-25 14:00:52,397 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-25 14:00:52,405 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-25 14:00:52,449 INFO ]: Using default assertion order modulation [2018-06-25 14:00:52,449 INFO ]: Interprodecural is true [2018-06-25 14:00:52,449 INFO ]: Hoare is false [2018-06-25 14:00:52,449 INFO ]: Compute interpolants for FPandBP [2018-06-25 14:00:52,449 INFO ]: Backedges is TWOTRACK [2018-06-25 14:00:52,449 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-25 14:00:52,449 INFO ]: Difference is false [2018-06-25 14:00:52,449 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-25 14:00:52,449 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-25 14:00:52,463 INFO ]: Start isEmpty. Operand 10 states. [2018-06-25 14:00:52,480 INFO ]: Finished isEmpty. Found accepting run of length 8 [2018-06-25 14:00:52,480 INFO ]: Found error trace [2018-06-25 14:00:52,484 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-06-25 14:00:52,484 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-25 14:00:52,488 INFO ]: Analyzing trace with hash 1285054476, now seen corresponding path program 1 times [2018-06-25 14:00:52,489 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-25 14:00:52,490 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-25 14:00:52,523 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-25 14:00:52,523 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-25 14:00:52,523 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-25 14:00:52,636 INFO ]: Conjunction of SSA is unsat [2018-06-25 14:00:53,051 WARN ]: Spent 249.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 14 [2018-06-25 14:00:53,054 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-25 14:00:53,056 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-25 14:00:53,057 INFO ]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-06-25 14:00:53,059 INFO ]: Interpolant automaton has 3 states [2018-06-25 14:00:53,077 INFO ]: Constructing interpolant automaton starting with 3 interpolants. [2018-06-25 14:00:53,077 INFO ]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-06-25 14:00:53,080 INFO ]: Start difference. First operand 10 states. Second operand 3 states. [2018-06-25 14:00:53,164 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-25 14:00:53,164 INFO ]: Finished difference Result 9 states and 9 transitions. [2018-06-25 14:00:53,165 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-06-25 14:00:53,166 INFO ]: Start accepts. Automaton has 3 states. Word has length 7 [2018-06-25 14:00:53,166 INFO ]: Finished accepts. some prefix is accepted. [2018-06-25 14:00:53,175 INFO ]: With dead ends: 9 [2018-06-25 14:00:53,175 INFO ]: Without dead ends: 9 [2018-06-25 14:00:53,177 INFO ]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-06-25 14:00:53,190 INFO ]: Start minimizeSevpa. Operand 9 states. [2018-06-25 14:00:53,205 INFO ]: Finished minimizeSevpa. Reduced states from 9 to 9. [2018-06-25 14:00:53,206 INFO ]: Start removeUnreachable. Operand 9 states. [2018-06-25 14:00:53,206 INFO ]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2018-06-25 14:00:53,208 INFO ]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 7 [2018-06-25 14:00:53,208 INFO ]: Finished accepts. word is rejected. [2018-06-25 14:00:53,208 INFO ]: Abstraction has 9 states and 9 transitions. [2018-06-25 14:00:53,208 INFO ]: Interpolant automaton has 3 states. [2018-06-25 14:00:53,208 INFO ]: Start isEmpty. Operand 9 states and 9 transitions. [2018-06-25 14:00:53,208 INFO ]: Finished isEmpty. Found accepting run of length 9 [2018-06-25 14:00:53,208 INFO ]: Found error trace [2018-06-25 14:00:53,208 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-06-25 14:00:53,209 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-25 14:00:53,209 INFO ]: Analyzing trace with hash 1180100628, now seen corresponding path program 1 times [2018-06-25 14:00:53,209 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-25 14:00:53,209 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-25 14:00:53,210 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-25 14:00:53,210 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-25 14:00:53,210 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-25 14:00:53,289 INFO ]: Conjunction of SSA is sat [2018-06-25 14:00:53,294 INFO ]: Counterexample might be feasible [2018-06-25 14:00:53,313 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.06 02:00:53 BoogieIcfgContainer [2018-06-25 14:00:53,313 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-25 14:00:53,314 INFO ]: Toolchain (without parser) took 1512.47 ms. Allocated memory is still 309.3 MB. Free memory was 257.9 MB in the beginning and 206.8 MB in the end (delta: 51.1 MB). Peak memory consumption was 51.1 MB. Max. memory is 3.6 GB. [2018-06-25 14:00:53,315 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 309.3 MB. Free memory is still 275.0 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-25 14:00:53,315 INFO ]: ChcToBoogie took 78.83 ms. Allocated memory is still 309.3 MB. Free memory was 257.9 MB in the beginning and 254.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-25 14:00:53,316 INFO ]: Boogie Preprocessor took 48.85 ms. Allocated memory is still 309.3 MB. Free memory was 254.9 MB in the beginning and 253.8 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 3.6 GB. [2018-06-25 14:00:53,316 INFO ]: RCFGBuilder took 421.04 ms. Allocated memory is still 309.3 MB. Free memory was 253.8 MB in the beginning and 233.8 MB in the end (delta: 20.0 MB). Peak memory consumption was 20.0 MB. Max. memory is 3.6 GB. [2018-06-25 14:00:53,317 INFO ]: TraceAbstraction took 933.60 ms. Allocated memory is still 309.3 MB. Free memory was 233.8 MB in the beginning and 206.8 MB in the end (delta: 27.1 MB). Peak memory consumption was 27.1 MB. Max. memory is 3.6 GB. [2018-06-25 14:00:53,320 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 275.0 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 78.83 ms. Allocated memory is still 309.3 MB. Free memory was 257.9 MB in the beginning and 254.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 48.85 ms. Allocated memory is still 309.3 MB. Free memory was 254.9 MB in the beginning and 253.8 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 421.04 ms. Allocated memory is still 309.3 MB. Free memory was 253.8 MB in the beginning and 233.8 MB in the end (delta: 20.0 MB). Peak memory consumption was 20.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 933.60 ms. Allocated memory is still 309.3 MB. Free memory was 233.8 MB in the beginning and 206.8 MB in the end (delta: 27.1 MB). Peak memory consumption was 27.1 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 gotoProc(0, false, false, false, false, false, false, false, false, false, false, false, 0, 0, 0, 0, 0, 0, 0, 0, false, false, false, false, false, false, false, 0, 0, 0, false, false, false, false, 0, 0); [L0] gotoSwitch := gotoSwitch_in; [L0] assume !hbv_False_1_Bool; [L0] hhv_state_0_Bool, hhv_state_1_Bool, hhv_state_2_Bool, hhv_state_3_Bool, hhv_state_4_Bool, hhv_state_5_Bool, hhv_state_6_Bool, hhv_state_7_Bool, hhv_state_8_Bool, hhv_state_9_Bool, hhv_state_10_Bool, hhv_state_11_Int, hhv_state_12_Int, hhv_state_13_Int, hhv_state_14_Int, hhv_state_15_Int, hhv_state_16_Int, hhv_state_17_Int, hhv_state_18_Int, hhv_state_19_Bool, hhv_state_20_Bool, hhv_state_21_Bool, hhv_state_22_Bool, hhv_state_23_Bool, hhv_state_24_Bool, hhv_state_25_Bool, hhv_state_26_Int, hhv_state_27_Int, hhv_state_28_Int, hhv_state_29_Bool, hhv_state_30_Bool, hhv_state_31_Bool, hhv_state_32_Bool, hhv_state_33_Int, hhv_state_34_Int := 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] havoc hbv_False_9_Bool, hbv_False_2_Bool, hbv_False_28_Int, hbv_False_1_Bool, hbv_False_8_Bool, hbv_False_14_Int, hbv_False_17_Int, hbv_False_22_Bool, hbv_False_25_Bool, hbv_False_21_Bool, hbv_False_13_Int, hbv_False_31_Bool, hbv_False_11_Bool, hbv_False_16_Int, hbv_False_10_Bool, hbv_False_26_Bool, hbv_False_3_Bool, hbv_False_32_Bool, hbv_False_29_Int, hbv_False_6_Bool, hbv_False_7_Bool, hbv_False_30_Int, hbv_False_34_Int, hbv_False_19_Int, hbv_False_23_Bool, hbv_False_20_Int, hbv_False_4_Bool, hbv_False_15_Int, hbv_False_18_Int, hbv_False_35_Int, hbv_False_27_Bool, hbv_False_5_Bool, hbv_False_12_Bool, hbv_False_33_Bool, hbv_False_24_Bool; [L0] assume (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((!(!(hbv_state_12_Int == hhv_state_34_Int) && !hhv_state_8_Bool) && !((hhv_state_10_Bool && !(hbv_state_6_Int + -1 * hhv_state_12_Int == 1)) && hhv_state_6_Bool)) && !(!(hbv_state_9_Int == hbv_state_10_Int) && (hbv_state_7_Bool || !hbv_state_11_Bool))) && hhv_state_14_Int == hhv_state_13_Int) && !((!hhv_state_6_Bool || !hhv_state_23_Bool) && (hhv_state_23_Bool || hhv_state_6_Bool))) && hhv_state_18_Int == hhv_state_28_Int) && !((!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_16_Bool || 3 <= hbv_state_6_Int) && (!(3 <= hbv_state_6_Int) || !hbv_state_16_Bool))) && hbv_state_18_Int == hbv_state_12_Int) && !((hbv_state_16_Bool || hbv_state_17_Bool) && (!hbv_state_17_Bool || !hbv_state_16_Bool))) && hhv_state_11_Int == hhv_state_15_Int) && !(!(hbv_state_12_Int + -1 * hhv_state_34_Int == -1) && hhv_state_8_Bool)) && !((hbv_state_7_Bool || hbv_state_8_Bool) && (!hbv_state_7_Bool || !hbv_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_32_Int == hbv_state_5_Int) && hhv_state_16_Int == hhv_state_27_Int) && !((!hbv_state_7_Bool || !hbv_state_28_Bool) && (hbv_state_7_Bool || hbv_state_28_Bool))) && !((!hhv_state_6_Bool || !hhv_state_10_Bool) && !(hbv_state_5_Int == hhv_state_33_Int))) && !((4 <= hbv_state_12_Int || hbv_state_1_Bool) && (!(4 <= hbv_state_12_Int) || !hbv_state_1_Bool))) && hhv_state_18_Int == hhv_state_17_Int) && !((((!hhv_state_4_Bool || !hbv_state_22_Bool) || 32767 <= hhv_state_28_Int) || !hhv_state_0_Bool) && (hhv_state_0_Bool || ((!(32767 <= hhv_state_28_Int) && hbv_state_22_Bool) && hhv_state_4_Bool)))) && !((!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_12_Int == hbv_state_14_Int) && !((!hbv_state_30_Bool || !hbv_state_11_Bool) && (hbv_state_30_Bool || hbv_state_11_Bool))) && !(!(hbv_state_6_Int == hhv_state_12_Int) && (!hhv_state_6_Bool || !hhv_state_10_Bool))) && !((!(hhv_state_11_Int == 0) && !hhv_state_10_Bool) && hhv_state_8_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) && !((!hbv_state_27_Bool || !hbv_state_20_Bool) && (hbv_state_27_Bool || hbv_state_20_Bool))) && !((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_16_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_16_Bool) && !hbv_state_1_Bool) && !hbv_state_4_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))) && hbv_state_5_Int == hbv_state_29_Int) && !((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_7_Bool && !(hbv_state_9_Int == 0)) && hbv_state_11_Bool)) && !(((!hbv_state_24_Bool || !hbv_state_25_Bool) || hbv_state_26_Bool) && (!hbv_state_26_Bool || (hbv_state_25_Bool && hbv_state_24_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)))) && !(!(hhv_state_11_Int == hhv_state_12_Int) && (hhv_state_10_Bool || !hhv_state_8_Bool))) && !((!hbv_state_11_Bool || !hbv_state_13_Bool) && (hbv_state_13_Bool || hbv_state_11_Bool))) && !((!hbv_state_31_Bool || (hbv_state_23_Bool && (((!(0 <= hbv_state_15_Int) || 11 <= hbv_state_29_Int) || !(0 <= hbv_state_29_Int)) || 4 <= hbv_state_15_Int))) && ((hbv_state_31_Bool || (((!(4 <= hbv_state_15_Int) && 0 <= hbv_state_15_Int) && !(11 <= hbv_state_29_Int)) && 0 <= hbv_state_29_Int)) || !hbv_state_23_Bool))) && !((!hhv_state_1_Bool || !hhv_state_0_Bool) && (hhv_state_1_Bool || hhv_state_0_Bool))) && !((!hbv_state_21_Bool || !hbv_state_22_Bool) && (hbv_state_21_Bool || hbv_state_22_Bool))) && hbv_state_6_Int == hbv_state_15_Int) && hhv_state_16_Int == hhv_state_15_Int) && !((hbv_state_23_Bool || hbv_state_22_Bool) && (!hbv_state_23_Bool || !hbv_state_22_Bool))) && !((!hbv_state_19_Bool || !hbv_state_20_Bool) && (hbv_state_19_Bool || hbv_state_20_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] hhv_state_0_Bool, hhv_state_1_Bool, hhv_state_2_Bool, hhv_state_3_Bool, hhv_state_4_Bool, hhv_state_5_Bool, hhv_state_6_Bool, hhv_state_7_Bool, hhv_state_8_Bool, hhv_state_9_Bool, hhv_state_10_Bool, hhv_state_11_Int, hhv_state_12_Int, hhv_state_13_Int, hhv_state_14_Int, hhv_state_15_Int, hhv_state_16_Int, hhv_state_17_Int, hhv_state_18_Int, hhv_state_19_Bool, hhv_state_20_Bool, hhv_state_21_Bool, hhv_state_22_Bool, hhv_state_23_Bool, hhv_state_24_Bool, hhv_state_25_Bool, hhv_state_26_Int, hhv_state_27_Int, hhv_state_28_Int, hhv_state_29_Bool, hhv_state_30_Bool, hhv_state_31_Bool, hhv_state_32_Bool, hhv_state_33_Int, hhv_state_34_Int := hbv_state_21_Bool, hbv_state_22_Bool, hbv_state_24_Bool, hbv_state_25_Bool, hbv_state_26_Bool, hbv_state_19_Bool, hbv_state_20_Bool, hbv_state_30_Bool, hbv_state_11_Bool, hbv_state_28_Bool, hbv_state_7_Bool, hbv_state_9_Int, hbv_state_10_Int, hbv_state_18_Int, hbv_state_12_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_16_Bool, hbv_state_23_Bool, hbv_state_27_Bool, hbv_state_13_Bool, hbv_state_8_Bool, hbv_state_14_Int, hbv_state_15_Int, hbv_state_29_Int, hbv_state_3_Bool, hbv_state_2_Bool, hbv_state_17_Bool, hbv_state_31_Bool, hbv_state_34_Int, hbv_state_35_Int; [L0] havoc hbv_state_9_Int, hbv_state_5_Int, hbv_state_32_Int, hbv_state_23_Bool, hbv_state_34_Int, hbv_state_2_Bool, hbv_state_14_Int, hbv_state_21_Bool, hbv_state_12_Int, hbv_state_3_Bool, hbv_state_7_Bool, hbv_state_11_Bool, hbv_state_27_Bool, hbv_state_28_Bool, hbv_state_29_Int, hbv_state_13_Bool, hbv_state_18_Int, hbv_state_33_Int, hbv_state_1_Bool, hbv_state_19_Bool, hbv_state_31_Bool, hbv_state_35_Int, hbv_state_17_Bool, hbv_state_20_Bool, hbv_state_24_Bool, hbv_state_16_Bool, hbv_state_15_Int, hbv_state_22_Bool, hbv_state_4_Bool, hbv_state_25_Bool, hbv_state_6_Int, hbv_state_26_Bool, hbv_state_30_Bool, hbv_state_8_Bool, hbv_state_10_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_10_Bool && !(hhv_state_11_Int == 0)) && hhv_state_8_Bool)) && hhv_state_13_Int == 0) && !((hhv_state_10_Bool || hhv_state_25_Bool) && (!hhv_state_10_Bool || !hhv_state_25_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_11_Int == hhv_state_12_Int) && (hhv_state_10_Bool || !hhv_state_8_Bool))) && !hhv_state_5_Bool) && !((!hhv_state_8_Bool || !hhv_state_24_Bool) && (hhv_state_24_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 gotoProc(0, false, false, false, false, false, false, false, false, false, false, false, 0, 0, 0, 0, 0, 0, 0, 0, false, false, false, false, false, false, false, 0, 0, 0, false, false, false, false, 0, 0); [L0] assert false; - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 10 locations, 1 error locations. UNSAFE Result, 0.8s 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, 0.2s 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, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 120 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_e8_856_e3_180.smt2_AutomizerCHC_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-25_14-00-53-335.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/car_all_e8_856_e3_180.smt2_AutomizerCHC_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-25_14-00-53-335.csv Received shutdown request...