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.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 16:08:25,777 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 16:08:25,779 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 16:08:25,793 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 16:08:25,793 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 16:08:25,794 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 16:08:25,798 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 16:08:25,800 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 16:08:25,802 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 16:08:25,803 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 16:08:25,805 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 16:08:25,805 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 16:08:25,806 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 16:08:25,809 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 16:08:25,809 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 16:08:25,810 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 16:08:25,812 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 16:08:25,814 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 16:08:25,815 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 16:08:25,816 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 16:08:25,817 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 16:08:25,820 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 16:08:25,820 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 16:08:25,820 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 16:08:25,821 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 16:08:25,822 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 16:08:25,823 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 16:08:25,824 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 16:08:25,825 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 16:08:25,825 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 16:08:25,826 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 16:08:25,826 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 16:08:25,827 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 16:08:25,828 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 16:08:25,828 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 16:08:25,829 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 16:08:25,852 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 16:08:25,852 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 16:08:25,852 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 16:08:25,852 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 16:08:25,854 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 16:08:25,854 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 16:08:25,854 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 16:08:25,855 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 16:08:25,855 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 16:08:25,855 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 16:08:25,855 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 16:08:25,855 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 16:08:25,856 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 16:08:25,856 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 16:08:25,856 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 16:08:25,856 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 16:08:25,856 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 16:08:25,856 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 16:08:25,857 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 16:08:25,859 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 16:08:25,859 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 16:08:25,911 INFO ]: Repository-Root is: /tmp [2018-06-22 16:08:25,928 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 16:08:25,936 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 16:08:25,938 INFO ]: Initializing SmtParser... [2018-06-22 16:08:25,938 INFO ]: SmtParser initialized [2018-06-22 16:08:25,939 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/car_all.smt2 [2018-06-22 16:08:25,941 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 16:08:26,033 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/car_all.smt2 unknown [2018-06-22 16:08:26,379 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/car_all.smt2 [2018-06-22 16:08:26,384 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 16:08:26,398 INFO ]: Walking toolchain with 4 elements. [2018-06-22 16:08:26,399 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 16:08:26,399 INFO ]: Initializing ChcToBoogie... [2018-06-22 16:08:26,399 INFO ]: ChcToBoogie initialized [2018-06-22 16:08:26,403 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 04:08:26" (1/1) ... [2018-06-22 16:08:26,455 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:08:26 Unit [2018-06-22 16:08:26,456 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 16:08:26,456 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 16:08:26,457 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 16:08:26,457 INFO ]: Boogie Preprocessor initialized [2018-06-22 16:08:26,479 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:08:26" (1/1) ... [2018-06-22 16:08:26,479 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:08:26" (1/1) ... [2018-06-22 16:08:26,489 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:08:26" (1/1) ... [2018-06-22 16:08:26,489 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:08:26" (1/1) ... [2018-06-22 16:08:26,504 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:08:26" (1/1) ... [2018-06-22 16:08:26,505 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:08:26" (1/1) ... [2018-06-22 16:08:26,506 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:08:26" (1/1) ... [2018-06-22 16:08:26,510 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 16:08:26,511 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 16:08:26,511 INFO ]: Initializing RCFGBuilder... [2018-06-22 16:08:26,511 INFO ]: RCFGBuilder initialized [2018-06-22 16:08:26,512 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:08:26" (1/1) ... No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2018-06-22 16:08:26,532 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 16:08:26,532 INFO ]: Found specification of procedure False [2018-06-22 16:08:26,532 INFO ]: Found implementation of procedure False [2018-06-22 16:08:26,532 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 16:08:26,532 INFO ]: Found specification of procedure state [2018-06-22 16:08:26,532 INFO ]: Found implementation of procedure state [2018-06-22 16:08:26,532 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 16:08:26,532 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 16:08:26,532 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 16:08:26,939 INFO ]: Using library mode [2018-06-22 16:08:26,940 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 04:08:26 BoogieIcfgContainer [2018-06-22 16:08:26,940 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 16:08:26,941 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 16:08:26,942 INFO ]: Initializing TraceAbstraction... [2018-06-22 16:08:26,944 INFO ]: TraceAbstraction initialized [2018-06-22 16:08:26,945 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 04:08:26" (1/3) ... [2018-06-22 16:08:26,945 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55f095f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 04:08:26, skipping insertion in model container [2018-06-22 16:08:26,945 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:08:26" (2/3) ... [2018-06-22 16:08:26,946 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55f095f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 04:08:26, skipping insertion in model container [2018-06-22 16:08:26,946 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 04:08:26" (3/3) ... [2018-06-22 16:08:26,948 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 16:08:26,956 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 16:08:26,965 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 16:08:27,014 INFO ]: Using default assertion order modulation [2018-06-22 16:08:27,014 INFO ]: Interprodecural is true [2018-06-22 16:08:27,014 INFO ]: Hoare is false [2018-06-22 16:08:27,014 INFO ]: Compute interpolants for FPandBP [2018-06-22 16:08:27,015 INFO ]: Backedges is TWOTRACK [2018-06-22 16:08:27,015 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 16:08:27,015 INFO ]: Difference is false [2018-06-22 16:08:27,015 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 16:08:27,015 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 16:08:27,027 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 16:08:27,037 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 16:08:27,037 INFO ]: Found error trace [2018-06-22 16:08:27,038 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 16:08:27,038 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 16:08:27,042 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 16:08:27,043 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 16:08:27,044 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 16:08:27,079 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:08:27,079 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:08:27,079 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:08:27,168 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:08:27,422 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 16:08:27,424 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 16:08:27,424 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 16:08:27,426 INFO ]: Interpolant automaton has 4 states [2018-06-22 16:08:27,436 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 16:08:27,436 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 16:08:27,438 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 16:08:27,526 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 16:08:27,526 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 16:08:27,526 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 16:08:27,527 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 16:08:27,527 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 16:08:27,536 INFO ]: With dead ends: 13 [2018-06-22 16:08:27,536 INFO ]: Without dead ends: 13 [2018-06-22 16:08:27,538 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 16:08:27,550 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 16:08:27,577 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 16:08:27,579 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 16:08:27,579 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 16:08:27,580 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 16:08:27,581 INFO ]: Finished accepts. word is rejected. [2018-06-22 16:08:27,581 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 16:08:27,581 INFO ]: Interpolant automaton has 4 states. [2018-06-22 16:08:27,581 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 16:08:27,582 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 16:08:27,582 INFO ]: Found error trace [2018-06-22 16:08:27,582 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 16:08:27,582 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 16:08:27,582 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 16:08:27,583 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 16:08:27,583 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 16:08:27,584 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:08:27,584 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:08:27,584 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:08:27,670 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:08:28,913 WARN ]: Spent 1.03 s on a formula simplification. DAG size of input: 120 DAG size of output: 68 [2018-06-22 16:08:29,233 WARN ]: Spent 240.00 ms on a formula simplification. DAG size of input: 10 DAG size of output: 9 [2018-06-22 16:08:29,306 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 16:08:29,306 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 16:08:29,306 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 16:08:29,313 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:08:29,388 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:08:29,399 INFO ]: Computing forward predicates... [2018-06-22 16:08:30,062 WARN ]: expecting exponential blowup for input size 11 [2018-06-22 16:08:30,349 WARN ]: Simplifying disjunction of 34560 conjuctions. This might take some time... Received shutdown request... [2018-06-22 16:09:48,043 INFO ]: Timeout while computing interpolants [2018-06-22 16:09:48,244 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 16:09:48,244 WARN ]: Verification canceled [2018-06-22 16:09:48,247 WARN ]: Timeout [2018-06-22 16:09:48,247 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 04:09:48 BoogieIcfgContainer [2018-06-22 16:09:48,248 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 16:09:48,248 INFO ]: Toolchain (without parser) took 81864.28 ms. Allocated memory was 306.7 MB in the beginning and 366.5 MB in the end (delta: 59.8 MB). Free memory was 255.1 MB in the beginning and 242.0 MB in the end (delta: 13.1 MB). Peak memory consumption was 106.4 MB. Max. memory is 3.6 GB. [2018-06-22 16:09:48,249 INFO ]: SmtParser took 0.12 ms. Allocated memory is still 306.7 MB. Free memory is still 272.2 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 16:09:48,250 INFO ]: ChcToBoogie took 57.55 ms. Allocated memory is still 306.7 MB. Free memory was 255.1 MB in the beginning and 253.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 16:09:48,250 INFO ]: Boogie Preprocessor took 53.98 ms. Allocated memory is still 306.7 MB. Free memory was 253.1 MB in the beginning and 251.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 16:09:48,251 INFO ]: RCFGBuilder took 428.86 ms. Allocated memory is still 306.7 MB. Free memory was 251.1 MB in the beginning and 235.0 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 3.6 GB. [2018-06-22 16:09:48,255 INFO ]: TraceAbstraction took 81306.05 ms. Allocated memory was 306.7 MB in the beginning and 366.5 MB in the end (delta: 59.8 MB). Free memory was 235.0 MB in the beginning and 242.0 MB in the end (delta: -7.0 MB). Peak memory consumption was 86.3 MB. Max. memory is 3.6 GB. [2018-06-22 16:09:48,258 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.12 ms. Allocated memory is still 306.7 MB. Free memory is still 272.2 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 57.55 ms. Allocated memory is still 306.7 MB. Free memory was 255.1 MB in the beginning and 253.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 53.98 ms. Allocated memory is still 306.7 MB. Free memory was 253.1 MB in the beginning and 251.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 428.86 ms. Allocated memory is still 306.7 MB. Free memory was 251.1 MB in the beginning and 235.0 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 3.6 GB. * TraceAbstraction took 81306.05 ms. Allocated memory was 306.7 MB in the beginning and 366.5 MB in the end (delta: 59.8 MB). Free memory was 235.0 MB in the beginning and 242.0 MB in the end (delta: -7.0 MB). Peak memory consumption was 86.3 MB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [UNKNOWN] : Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 0). Cancelled while BasicCegarLoop was analyzing trace of length 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 34560 conjuctions. . - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 81.2s 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, 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 could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/car_all.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_16-09-48-276.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/car_all.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_16-09-48-276.csv Completed graceful shutdown