java -Xss1g -Xmx4000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCHC.xml --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -s ../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_No_Goto.epf -i /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_4.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 20:17:59,097 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 20:17:59,099 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 20:17:59,110 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 20:17:59,110 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 20:17:59,112 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 20:17:59,113 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 20:17:59,114 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 20:17:59,116 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 20:17:59,117 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 20:17:59,118 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 20:17:59,118 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 20:17:59,119 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 20:17:59,120 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 20:17:59,120 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 20:17:59,121 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 20:17:59,126 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 20:17:59,128 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 20:17:59,139 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 20:17:59,140 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 20:17:59,141 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 20:17:59,144 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 20:17:59,144 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 20:17:59,144 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 20:17:59,145 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 20:17:59,151 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 20:17:59,152 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 20:17:59,152 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 20:17:59,153 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 20:17:59,153 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 20:17:59,154 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 20:17:59,155 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 20:17:59,155 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 20:17:59,156 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 20:17:59,162 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 20:17:59,162 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_No_Goto.epf [2018-06-22 20:17:59,175 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 20:17:59,176 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 20:17:59,176 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 20:17:59,176 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 20:17:59,177 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 20:17:59,177 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 20:17:59,178 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 20:17:59,178 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 20:17:59,178 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 20:17:59,178 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 20:17:59,178 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 20:17:59,179 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 20:17:59,180 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 20:17:59,180 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 20:17:59,180 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 20:17:59,180 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 20:17:59,180 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 20:17:59,180 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 20:17:59,181 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 20:17:59,182 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 20:17:59,182 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 20:17:59,231 INFO ]: Repository-Root is: /tmp [2018-06-22 20:17:59,249 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 20:17:59,255 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 20:17:59,257 INFO ]: Initializing SmtParser... [2018-06-22 20:17:59,257 INFO ]: SmtParser initialized [2018-06-22 20:17:59,258 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_4.smt2 [2018-06-22 20:17:59,259 INFO ]: Parsing .smt2 file as a set of Horn Clauses No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-06-22 20:17:59,353 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_4.smt2 unknown [2018-06-22 20:17:59,727 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_4.smt2 [2018-06-22 20:17:59,732 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 20:17:59,737 INFO ]: Walking toolchain with 4 elements. [2018-06-22 20:17:59,738 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 20:17:59,738 INFO ]: Initializing ChcToBoogie... [2018-06-22 20:17:59,739 INFO ]: ChcToBoogie initialized [2018-06-22 20:17:59,743 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 08:17:59" (1/1) ... [2018-06-22 20:17:59,804 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:17:59 Unit [2018-06-22 20:17:59,804 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 20:17:59,805 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 20:17:59,805 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 20:17:59,805 INFO ]: Boogie Preprocessor initialized [2018-06-22 20:17:59,828 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:17:59" (1/1) ... [2018-06-22 20:17:59,828 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:17:59" (1/1) ... [2018-06-22 20:17:59,838 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:17:59" (1/1) ... [2018-06-22 20:17:59,838 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:17:59" (1/1) ... [2018-06-22 20:17:59,845 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:17:59" (1/1) ... [2018-06-22 20:17:59,846 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:17:59" (1/1) ... [2018-06-22 20:17:59,848 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:17:59" (1/1) ... [2018-06-22 20:17:59,850 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 20:17:59,851 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 20:17:59,851 INFO ]: Initializing RCFGBuilder... [2018-06-22 20:17:59,851 INFO ]: RCFGBuilder initialized [2018-06-22 20:17:59,852 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:17:59" (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) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 20:17:59,876 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 20:17:59,876 INFO ]: Found specification of procedure False [2018-06-22 20:17:59,876 INFO ]: Found implementation of procedure False [2018-06-22 20:17:59,876 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 20:17:59,876 INFO ]: Found specification of procedure state [2018-06-22 20:17:59,876 INFO ]: Found implementation of procedure state [2018-06-22 20:17:59,876 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 20:17:59,876 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 20:17:59,876 INFO ]: Found implementation of procedure Ultimate.START [2018-06-22 20:18:00,241 INFO ]: Using library mode [2018-06-22 20:18:00,242 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 08:18:00 BoogieIcfgContainer [2018-06-22 20:18:00,242 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 20:18:00,244 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 20:18:00,244 INFO ]: Initializing TraceAbstraction... [2018-06-22 20:18:00,247 INFO ]: TraceAbstraction initialized [2018-06-22 20:18:00,247 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 08:17:59" (1/3) ... [2018-06-22 20:18:00,248 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@113f5b2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 08:18:00, skipping insertion in model container [2018-06-22 20:18:00,248 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:17:59" (2/3) ... [2018-06-22 20:18:00,248 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@113f5b2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 08:18:00, skipping insertion in model container [2018-06-22 20:18:00,248 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 08:18:00" (3/3) ... [2018-06-22 20:18:00,252 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 20:18:00,261 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 20:18:00,270 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 20:18:00,303 INFO ]: Using default assertion order modulation [2018-06-22 20:18:00,304 INFO ]: Interprodecural is true [2018-06-22 20:18:00,304 INFO ]: Hoare is false [2018-06-22 20:18:00,304 INFO ]: Compute interpolants for FPandBP [2018-06-22 20:18:00,304 INFO ]: Backedges is TWOTRACK [2018-06-22 20:18:00,304 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 20:18:00,304 INFO ]: Difference is false [2018-06-22 20:18:00,304 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 20:18:00,304 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 20:18:00,317 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 20:18:00,327 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 20:18:00,327 INFO ]: Found error trace [2018-06-22 20:18:00,328 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 20:18:00,328 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 20:18:00,333 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 20:18:00,336 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 20:18:00,336 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 20:18:00,382 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:18:00,382 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:18:00,382 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:18:00,451 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:18:00,600 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 20:18:00,602 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 20:18:00,603 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 20:18:00,605 INFO ]: Interpolant automaton has 4 states [2018-06-22 20:18:00,617 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 20:18:00,617 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 20:18:00,620 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 20:18:00,735 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 20:18:00,735 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 20:18:00,736 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 20:18:00,737 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 20:18:00,737 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 20:18:00,747 INFO ]: With dead ends: 13 [2018-06-22 20:18:00,748 INFO ]: Without dead ends: 13 [2018-06-22 20:18:00,749 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 20:18:00,762 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 20:18:00,793 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 20:18:00,794 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 20:18:00,795 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 20:18:00,796 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 20:18:00,796 INFO ]: Finished accepts. word is rejected. [2018-06-22 20:18:00,796 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 20:18:00,796 INFO ]: Interpolant automaton has 4 states. [2018-06-22 20:18:00,796 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 20:18:00,797 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 20:18:00,797 INFO ]: Found error trace [2018-06-22 20:18:00,798 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 20:18:00,798 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 20:18:00,798 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 20:18:00,799 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 20:18:00,799 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 20:18:00,800 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:18:00,800 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:18:00,800 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:18:00,884 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:18:01,707 WARN ]: Spent 642.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 40 [2018-06-22 20:18:01,797 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 20:18:01,797 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 20:18:01,797 INFO ]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 20:18:01,807 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:18:01,899 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:18:01,910 INFO ]: Computing forward predicates... [2018-06-22 20:18:02,676 WARN ]: expecting exponential blowup for input size 15 [2018-06-22 20:18:03,366 WARN ]: expecting exponential blowup for input size 13 [2018-06-22 20:18:03,575 WARN ]: expecting exponential blowup for input size 13 [2018-06-22 20:18:03,766 WARN ]: expecting exponential blowup for input size 13 [2018-06-22 20:18:04,001 WARN ]: expecting exponential blowup for input size 15 [2018-06-22 20:18:04,892 WARN ]: expecting exponential blowup for input size 17 [2018-06-22 20:18:05,403 WARN ]: Simplifying disjunction of 34560 conjuctions. This might take some time... Received shutdown request... [2018-06-22 20:19:21,184 INFO ]: Timeout while computing interpolants [2018-06-22 20:19:21,384 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 20:19:21,385 WARN ]: Verification canceled [2018-06-22 20:19:21,388 WARN ]: Timeout [2018-06-22 20:19:21,389 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 08:19:21 BoogieIcfgContainer [2018-06-22 20:19:21,389 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 20:19:21,390 INFO ]: Toolchain (without parser) took 81657.27 ms. Allocated memory was 305.7 MB in the beginning and 446.7 MB in the end (delta: 141.0 MB). Free memory was 253.2 MB in the beginning and 281.5 MB in the end (delta: -28.3 MB). Peak memory consumption was 185.0 MB. Max. memory is 3.6 GB. [2018-06-22 20:19:21,390 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 305.7 MB. Free memory is still 271.3 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 20:19:21,391 INFO ]: ChcToBoogie took 65.88 ms. Allocated memory is still 305.7 MB. Free memory was 252.2 MB in the beginning and 250.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 20:19:21,391 INFO ]: Boogie Preprocessor took 45.83 ms. Allocated memory is still 305.7 MB. Free memory was 250.2 MB in the beginning and 249.2 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 3.6 GB. [2018-06-22 20:19:21,392 INFO ]: RCFGBuilder took 391.13 ms. Allocated memory is still 305.7 MB. Free memory was 248.2 MB in the beginning and 232.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 3.6 GB. [2018-06-22 20:19:21,393 INFO ]: TraceAbstraction took 81145.16 ms. Allocated memory was 305.7 MB in the beginning and 446.7 MB in the end (delta: 141.0 MB). Free memory was 232.1 MB in the beginning and 281.5 MB in the end (delta: -49.3 MB). Peak memory consumption was 164.0 MB. Max. memory is 3.6 GB. [2018-06-22 20:19:21,397 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 305.7 MB. Free memory is still 271.3 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 65.88 ms. Allocated memory is still 305.7 MB. Free memory was 252.2 MB in the beginning and 250.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 45.83 ms. Allocated memory is still 305.7 MB. Free memory was 250.2 MB in the beginning and 249.2 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 3.6 GB. * RCFGBuilder took 391.13 ms. Allocated memory is still 305.7 MB. Free memory was 248.2 MB in the beginning and 232.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 3.6 GB. * TraceAbstraction took 81145.16 ms. Allocated memory was 305.7 MB in the beginning and 446.7 MB in the end (delta: 141.0 MB). Free memory was 232.1 MB in the beginning and 281.5 MB in the end (delta: -49.3 MB). Peak memory consumption was 164.0 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, 81.0s 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, 0.0s 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, 0.1s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 72 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/SYNAPSE_4.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_20-19-21-407.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/SYNAPSE_4.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_20-19-21-407.csv Completed graceful shutdown