java -Xss1g -Xmx8000000000 -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-comp18-benchmarks/lia/chc-lia-0216.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-4413abc-m [2018-06-20 14:00:39,885 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-20 14:00:39,887 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-20 14:00:39,898 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-20 14:00:39,899 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-20 14:00:39,899 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-20 14:00:39,901 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-20 14:00:39,902 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-20 14:00:39,904 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-20 14:00:39,904 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-20 14:00:39,905 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-20 14:00:39,905 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-20 14:00:39,906 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-20 14:00:39,907 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-20 14:00:39,908 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-20 14:00:39,909 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-20 14:00:39,910 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-20 14:00:39,912 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-20 14:00:39,914 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-20 14:00:39,915 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-20 14:00:39,916 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-20 14:00:39,919 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-20 14:00:39,919 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-20 14:00:39,919 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-20 14:00:39,920 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-20 14:00:39,921 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-20 14:00:39,922 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-20 14:00:39,922 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-20 14:00:39,923 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-20 14:00:39,924 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-20 14:00:39,924 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-20 14:00:39,925 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-20 14:00:39,925 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-20 14:00:39,926 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-20 14:00:39,927 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-20 14:00:39,927 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_Goto.epf [2018-06-20 14:00:39,940 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-20 14:00:39,940 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-20 14:00:39,941 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-20 14:00:39,941 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-20 14:00:39,942 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-20 14:00:39,942 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-20 14:00:39,942 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-20 14:00:39,943 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-20 14:00:39,943 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-20 14:00:39,943 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-20 14:00:39,943 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-20 14:00:39,943 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-20 14:00:39,944 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-20 14:00:39,944 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-20 14:00:39,944 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-20 14:00:39,944 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-20 14:00:39,944 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-20 14:00:39,946 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-20 14:00:39,946 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-20 14:00:39,985 INFO ]: Repository-Root is: /tmp [2018-06-20 14:00:39,999 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-20 14:00:40,004 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-20 14:00:40,007 INFO ]: Initializing SmtParser... [2018-06-20 14:00:40,007 INFO ]: SmtParser initialized [2018-06-20 14:00:40,008 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp18-benchmarks/lia/chc-lia-0216.smt2 [2018-06-20 14:00:40,009 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 [2018-06-20 14:00:40,103 INFO ]: Executing SMT file /storage/chc-comp18-benchmarks/lia/chc-lia-0216.smt2 unknown [2018-06-20 14:00:40,712 INFO ]: Succesfully executed SMT file /storage/chc-comp18-benchmarks/lia/chc-lia-0216.smt2 [2018-06-20 14:00:40,717 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-20 14:00:40,722 INFO ]: Walking toolchain with 4 elements. [2018-06-20 14:00:40,723 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-20 14:00:40,723 INFO ]: Initializing ChcToBoogie... [2018-06-20 14:00:40,723 INFO ]: ChcToBoogie initialized [2018-06-20 14:00:40,728 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 20.06 02:00:40" (1/1) ... [2018-06-20 14:00:40,868 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 20.06 02:00:40 Unit [2018-06-20 14:00:40,868 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-20 14:00:40,869 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-20 14:00:40,869 INFO ]: Initializing Boogie Preprocessor... [2018-06-20 14:00:40,869 INFO ]: Boogie Preprocessor initialized [2018-06-20 14:00:40,888 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 20.06 02:00:40" (1/1) ... [2018-06-20 14:00:40,888 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 20.06 02:00:40" (1/1) ... [2018-06-20 14:00:40,916 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 20.06 02:00:40" (1/1) ... [2018-06-20 14:00:40,916 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 20.06 02:00:40" (1/1) ... [2018-06-20 14:00:40,933 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 20.06 02:00:40" (1/1) ... [2018-06-20 14:00:40,935 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 20.06 02:00:40" (1/1) ... [2018-06-20 14:00:40,946 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 20.06 02:00:40" (1/1) ... [2018-06-20 14:00:40,952 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-20 14:00:40,953 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-20 14:00:40,953 INFO ]: Initializing RCFGBuilder... [2018-06-20 14:00:40,953 INFO ]: RCFGBuilder initialized [2018-06-20 14:00:40,953 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 20.06 02:00:40" (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) [2018-06-20 14:00:40,978 INFO ]: Specification and implementation of procedure gotoProc given in one single declaration [2018-06-20 14:00:40,978 INFO ]: Found specification of procedure gotoProc [2018-06-20 14:00:40,978 INFO ]: Found implementation of procedure gotoProc [2018-06-20 14:00:40,978 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-20 14:00:40,978 INFO ]: Found specification of procedure Ultimate.START [2018-06-20 14:00:40,978 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 [2018-06-20 14:00:41,569 INFO ]: Using library mode [2018-06-20 14:00:41,570 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.06 02:00:41 BoogieIcfgContainer [2018-06-20 14:00:41,570 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-20 14:00:41,572 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-20 14:00:41,576 INFO ]: Initializing TraceAbstraction... [2018-06-20 14:00:41,578 INFO ]: TraceAbstraction initialized [2018-06-20 14:00:41,579 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 20.06 02:00:40" (1/3) ... [2018-06-20 14:00:41,579 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52eebfc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 20.06 02:00:41, skipping insertion in model container [2018-06-20 14:00:41,580 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 20.06 02:00:40" (2/3) ... [2018-06-20 14:00:41,580 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52eebfc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.06 02:00:41, skipping insertion in model container [2018-06-20 14:00:41,580 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.06 02:00:41" (3/3) ... [2018-06-20 14:00:41,582 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-20 14:00:41,591 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-20 14:00:41,600 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-20 14:00:41,650 INFO ]: Using default assertion order modulation [2018-06-20 14:00:41,650 INFO ]: Interprodecural is true [2018-06-20 14:00:41,650 INFO ]: Hoare is false [2018-06-20 14:00:41,650 INFO ]: Compute interpolants for FPandBP [2018-06-20 14:00:41,650 INFO ]: Backedges is TWOTRACK [2018-06-20 14:00:41,650 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-20 14:00:41,650 INFO ]: Difference is false [2018-06-20 14:00:41,650 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-20 14:00:41,650 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-20 14:00:41,666 INFO ]: Start isEmpty. Operand 10 states. [2018-06-20 14:00:41,677 INFO ]: Finished isEmpty. Found accepting run of length 8 [2018-06-20 14:00:41,677 INFO ]: Found error trace [2018-06-20 14:00:41,678 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-06-20 14:00:41,678 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-20 14:00:41,685 INFO ]: Analyzing trace with hash 1284994894, now seen corresponding path program 1 times [2018-06-20 14:00:41,687 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-20 14:00:41,687 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-20 14:00:41,720 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-20 14:00:41,720 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-20 14:00:41,720 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-20 14:00:41,851 INFO ]: Conjunction of SSA is unsat [2018-06-20 14:00:42,123 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-20 14:00:42,124 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-20 14:00:42,124 INFO ]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-06-20 14:00:42,126 INFO ]: Interpolant automaton has 3 states [2018-06-20 14:00:42,136 INFO ]: Constructing interpolant automaton starting with 3 interpolants. [2018-06-20 14:00:42,137 INFO ]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-06-20 14:00:42,138 INFO ]: Start difference. First operand 10 states. Second operand 3 states. [2018-06-20 14:00:42,230 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-20 14:00:42,230 INFO ]: Finished difference Result 9 states and 9 transitions. [2018-06-20 14:00:42,233 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-06-20 14:00:42,234 INFO ]: Start accepts. Automaton has 3 states. Word has length 7 [2018-06-20 14:00:42,235 INFO ]: Finished accepts. some prefix is accepted. [2018-06-20 14:00:42,243 INFO ]: With dead ends: 9 [2018-06-20 14:00:42,243 INFO ]: Without dead ends: 9 [2018-06-20 14:00:42,247 INFO ]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-06-20 14:00:42,264 INFO ]: Start minimizeSevpa. Operand 9 states. [2018-06-20 14:00:42,284 INFO ]: Finished minimizeSevpa. Reduced states from 9 to 9. [2018-06-20 14:00:42,285 INFO ]: Start removeUnreachable. Operand 9 states. [2018-06-20 14:00:42,286 INFO ]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2018-06-20 14:00:42,287 INFO ]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 7 [2018-06-20 14:00:42,287 INFO ]: Finished accepts. word is rejected. [2018-06-20 14:00:42,287 INFO ]: Abstraction has 9 states and 9 transitions. [2018-06-20 14:00:42,287 INFO ]: Interpolant automaton has 3 states. [2018-06-20 14:00:42,287 INFO ]: Start isEmpty. Operand 9 states and 9 transitions. [2018-06-20 14:00:42,287 INFO ]: Finished isEmpty. Found accepting run of length 9 [2018-06-20 14:00:42,287 INFO ]: Found error trace [2018-06-20 14:00:42,287 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-06-20 14:00:42,287 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-20 14:00:42,287 INFO ]: Analyzing trace with hash 1180964567, now seen corresponding path program 1 times [2018-06-20 14:00:42,287 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-20 14:00:42,288 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-20 14:00:42,288 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-20 14:00:42,288 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-20 14:00:42,288 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-20 14:00:42,451 INFO ]: Conjunction of SSA is unsat [2018-06-20 14:00:42,795 WARN ]: Spent 135.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 2 [2018-06-20 14:00:43,236 WARN ]: Spent 397.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2018-06-20 14:00:43,238 INFO ]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-20 14:00:43,238 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-20 14:00:43,238 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 [2018-06-20 14:00:43,246 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-20 14:00:43,446 INFO ]: Conjunction of SSA is unsat [2018-06-20 14:00:43,460 INFO ]: Computing forward predicates... [2018-06-20 14:00:46,113 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:00:46,139 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:00:48,991 WARN ]: expecting exponential blowup for input size 6 [2018-06-20 14:00:48,992 WARN ]: expecting exponential blowup for input size 6 [2018-06-20 14:00:48,995 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:00:49,014 WARN ]: expecting exponential blowup for input size 6 [2018-06-20 14:00:51,104 WARN ]: expecting exponential blowup for input size 10 [2018-06-20 14:00:51,154 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:00:51,163 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:00:51,211 WARN ]: expecting exponential blowup for input size 10 [2018-06-20 14:00:51,257 WARN ]: expecting exponential blowup for input size 8 [2018-06-20 14:00:51,283 WARN ]: expecting exponential blowup for input size 8 [2018-06-20 14:00:51,309 WARN ]: expecting exponential blowup for input size 6 [2018-06-20 14:00:51,310 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:00:51,316 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:00:51,318 WARN ]: expecting exponential blowup for input size 8 [2018-06-20 14:00:51,330 WARN ]: expecting exponential blowup for input size 6 [2018-06-20 14:00:51,340 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:00:51,349 WARN ]: expecting exponential blowup for input size 8 [2018-06-20 14:00:51,377 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:00:51,379 WARN ]: expecting exponential blowup for input size 6 [2018-06-20 14:00:51,380 WARN ]: expecting exponential blowup for input size 8 [2018-06-20 14:00:51,389 WARN ]: expecting exponential blowup for input size 6 [2018-06-20 14:00:51,391 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:00:51,396 WARN ]: expecting exponential blowup for input size 8 [2018-06-20 14:00:51,428 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:00:51,455 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:00:51,462 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:00:51,470 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:00:51,476 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:00:51,494 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:00:51,505 WARN ]: expecting exponential blowup for input size 6 [2018-06-20 14:00:51,543 WARN ]: Simplifying disjunction of 9536 conjuctions. This might take some time... [2018-06-20 14:01:02,781 INFO ]: Simplified to disjunction of 9536 conjuctions. [2018-06-20 14:01:02,819 WARN ]: expecting exponential blowup for input size 12 [2018-06-20 14:01:02,916 WARN ]: Simplifying disjunction of 9216 conjuctions. This might take some time... [2018-06-20 14:01:14,115 INFO ]: Simplified to disjunction of 9216 conjuctions. [2018-06-20 14:01:14,146 WARN ]: expecting exponential blowup for input size 6 [2018-06-20 14:01:14,146 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:01:14,148 WARN ]: expecting exponential blowup for input size 9 [2018-06-20 14:01:14,157 WARN ]: expecting exponential blowup for input size 8 [2018-06-20 14:01:14,159 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:01:14,159 WARN ]: expecting exponential blowup for input size 9 [2018-06-20 14:01:14,164 WARN ]: expecting exponential blowup for input size 8 [2018-06-20 14:01:14,167 WARN ]: expecting exponential blowup for input size 8 [2018-06-20 14:01:14,168 WARN ]: expecting exponential blowup for input size 6 [2018-06-20 14:01:14,168 WARN ]: expecting exponential blowup for input size 8 [2018-06-20 14:01:14,169 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:01:14,170 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:01:14,171 WARN ]: expecting exponential blowup for input size 6 [2018-06-20 14:01:14,172 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:01:14,174 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:01:14,175 WARN ]: expecting exponential blowup for input size 6 [2018-06-20 14:01:14,184 WARN ]: expecting exponential blowup for input size 9 [2018-06-20 14:01:14,510 WARN ]: expecting exponential blowup for input size 8 [2018-06-20 14:01:14,512 WARN ]: expecting exponential blowup for input size 10 [2018-06-20 14:01:14,528 WARN ]: expecting exponential blowup for input size 10 [2018-06-20 14:01:14,548 WARN ]: expecting exponential blowup for input size 9 [2018-06-20 14:01:14,550 WARN ]: expecting exponential blowup for input size 9 [2018-06-20 14:01:14,554 WARN ]: expecting exponential blowup for input size 8 [2018-06-20 14:01:14,557 WARN ]: expecting exponential blowup for input size 6 [2018-06-20 14:01:14,557 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:01:14,559 WARN ]: expecting exponential blowup for input size 6 [2018-06-20 14:01:14,559 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:01:14,560 WARN ]: expecting exponential blowup for input size 8 [2018-06-20 14:01:14,563 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:01:14,565 WARN ]: expecting exponential blowup for input size 9 [2018-06-20 14:01:14,572 WARN ]: expecting exponential blowup for input size 8 [2018-06-20 14:01:14,576 WARN ]: expecting exponential blowup for input size 9 [2018-06-20 14:01:14,587 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:01:14,588 WARN ]: expecting exponential blowup for input size 8 [2018-06-20 14:01:14,589 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:01:14,591 WARN ]: expecting exponential blowup for input size 6 [2018-06-20 14:01:14,592 WARN ]: expecting exponential blowup for input size 8 [2018-06-20 14:01:14,594 WARN ]: expecting exponential blowup for input size 6 [2018-06-20 14:01:14,596 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:01:14,604 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:01:14,607 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:01:14,610 WARN ]: expecting exponential blowup for input size 8 [2018-06-20 14:01:14,622 WARN ]: expecting exponential blowup for input size 8 [2018-06-20 14:01:14,627 WARN ]: expecting exponential blowup for input size 9 [2018-06-20 14:01:14,690 WARN ]: expecting exponential blowup for input size 9 [2018-06-20 14:01:14,737 WARN ]: expecting exponential blowup for input size 8 [2018-06-20 14:01:14,741 WARN ]: expecting exponential blowup for input size 9 [2018-06-20 14:01:14,755 WARN ]: expecting exponential blowup for input size 9 [2018-06-20 14:01:14,765 WARN ]: expecting exponential blowup for input size 8 [2018-06-20 14:01:14,779 WARN ]: expecting exponential blowup for input size 6 [2018-06-20 14:01:14,782 WARN ]: expecting exponential blowup for input size 6 [2018-06-20 14:01:14,786 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:01:14,798 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:01:14,804 WARN ]: expecting exponential blowup for input size 6 [2018-06-20 14:01:14,805 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:01:14,808 WARN ]: expecting exponential blowup for input size 6 [2018-06-20 14:01:14,809 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:01:14,827 WARN ]: expecting exponential blowup for input size 6 [2018-06-20 14:01:14,829 WARN ]: expecting exponential blowup for input size 6 [2018-06-20 14:01:14,831 WARN ]: expecting exponential blowup for input size 9 [2018-06-20 14:01:14,840 WARN ]: expecting exponential blowup for input size 9 [2018-06-20 14:01:14,851 WARN ]: expecting exponential blowup for input size 10 [2018-06-20 14:01:14,862 WARN ]: expecting exponential blowup for input size 6 [2018-06-20 14:01:14,864 WARN ]: expecting exponential blowup for input size 10 [2018-06-20 14:01:14,871 WARN ]: expecting exponential blowup for input size 11 [2018-06-20 14:01:14,916 WARN ]: expecting exponential blowup for input size 11 [2018-06-20 14:01:14,957 WARN ]: expecting exponential blowup for input size 6 [2018-06-20 14:01:14,959 WARN ]: expecting exponential blowup for input size 6 [2018-06-20 14:01:14,959 WARN ]: expecting exponential blowup for input size 10 [2018-06-20 14:01:15,010 WARN ]: expecting exponential blowup for input size 10 [2018-06-20 14:01:15,061 WARN ]: expecting exponential blowup for input size 6 [2018-06-20 14:01:15,062 WARN ]: expecting exponential blowup for input size 8 [2018-06-20 14:01:15,069 WARN ]: expecting exponential blowup for input size 8 [2018-06-20 14:01:15,079 WARN ]: expecting exponential blowup for input size 6 [2018-06-20 14:01:15,082 WARN ]: expecting exponential blowup for input size 6 [2018-06-20 14:01:15,094 WARN ]: expecting exponential blowup for input size 10 [2018-06-20 14:01:16,238 WARN ]: expecting exponential blowup for input size 9 [2018-06-20 14:01:16,242 WARN ]: expecting exponential blowup for input size 8 [2018-06-20 14:01:16,245 WARN ]: expecting exponential blowup for input size 9 [2018-06-20 14:01:16,247 WARN ]: expecting exponential blowup for input size 8 [2018-06-20 14:01:16,249 WARN ]: expecting exponential blowup for input size 10 [2018-06-20 14:01:16,282 WARN ]: expecting exponential blowup for input size 10 [2018-06-20 14:01:17,908 WARN ]: expecting exponential blowup for input size 8 [2018-06-20 14:01:17,935 WARN ]: expecting exponential blowup for input size 9 [2018-06-20 14:01:18,011 WARN ]: expecting exponential blowup for input size 9 [2018-06-20 14:01:18,017 WARN ]: expecting exponential blowup for input size 8 [2018-06-20 14:01:18,020 WARN ]: expecting exponential blowup for input size 6 [2018-06-20 14:01:18,026 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:01:18,030 WARN ]: expecting exponential blowup for input size 6 [2018-06-20 14:01:18,055 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:01:18,061 WARN ]: expecting exponential blowup for input size 6 [2018-06-20 14:01:18,063 WARN ]: expecting exponential blowup for input size 9 [2018-06-20 14:01:18,069 WARN ]: expecting exponential blowup for input size 6 [2018-06-20 14:01:18,070 WARN ]: expecting exponential blowup for input size 8 [2018-06-20 14:01:18,071 WARN ]: expecting exponential blowup for input size 8 [2018-06-20 14:01:18,092 WARN ]: expecting exponential blowup for input size 9 [2018-06-20 14:01:18,731 WARN ]: expecting exponential blowup for input size 6 [2018-06-20 14:01:18,732 WARN ]: expecting exponential blowup for input size 6 [2018-06-20 14:01:18,737 WARN ]: expecting exponential blowup for input size 6 [2018-06-20 14:01:18,739 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:01:18,743 WARN ]: expecting exponential blowup for input size 6 [2018-06-20 14:01:18,746 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:01:18,751 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:01:18,755 WARN ]: expecting exponential blowup for input size 8 [2018-06-20 14:01:18,758 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:01:18,759 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:01:18,764 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:01:18,765 WARN ]: expecting exponential blowup for input size 8 [2018-06-20 14:01:18,773 WARN ]: expecting exponential blowup for input size 6 [2018-06-20 14:01:18,774 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:01:18,776 WARN ]: expecting exponential blowup for input size 6 [2018-06-20 14:01:18,777 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:01:18,787 WARN ]: expecting exponential blowup for input size 8 [2018-06-20 14:01:18,787 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:01:18,790 WARN ]: expecting exponential blowup for input size 8 [2018-06-20 14:01:18,791 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:01:18,794 WARN ]: expecting exponential blowup for input size 6 [2018-06-20 14:01:18,794 WARN ]: expecting exponential blowup for input size 6 [2018-06-20 14:01:18,795 WARN ]: expecting exponential blowup for input size 6 [2018-06-20 14:01:18,795 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:01:18,796 WARN ]: expecting exponential blowup for input size 6 [2018-06-20 14:01:18,796 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:01:18,802 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:01:18,808 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:01:18,816 WARN ]: expecting exponential blowup for input size 11 [2018-06-20 14:01:18,847 WARN ]: expecting exponential blowup for input size 11 [2018-06-20 14:01:18,877 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:01:18,882 WARN ]: expecting exponential blowup for input size 7 [2018-06-20 14:01:18,890 WARN ]: expecting exponential blowup for input size 8 [2018-06-20 14:01:18,916 WARN ]: expecting exponential blowup for input size 8 [2018-06-20 14:01:18,951 WARN ]: expecting exponential blowup for input size 13 [2018-06-20 14:01:19,049 WARN ]: Simplifying disjunction of 18432 conjuctions. This might take some time... Received shutdown request... [2018-06-20 14:01:57,862 INFO ]: Timeout while computing interpolants [2018-06-20 14:01:58,063 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-20 14:01:58,063 WARN ]: Verification canceled [2018-06-20 14:01:58,067 WARN ]: Timeout [2018-06-20 14:01:58,067 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.06 02:01:58 BoogieIcfgContainer [2018-06-20 14:01:58,067 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-20 14:01:58,068 INFO ]: Toolchain (without parser) took 77350.08 ms. Allocated memory was 306.7 MB in the beginning and 1.9 GB in the end (delta: 1.6 GB). Free memory was 238.1 MB in the beginning and 1.6 GB in the end (delta: -1.4 GB). Peak memory consumption was 1.6 GB. Max. memory is 7.1 GB. [2018-06-20 14:01:58,068 INFO ]: SmtParser took 0.08 ms. Allocated memory is still 306.7 MB. Free memory is still 272.2 MB. There was no memory consumed. Max. memory is 7.1 GB. [2018-06-20 14:01:58,069 INFO ]: ChcToBoogie took 145.69 ms. Allocated memory is still 306.7 MB. Free memory was 238.1 MB in the beginning and 230.1 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 7.1 GB. [2018-06-20 14:01:58,069 INFO ]: Boogie Preprocessor took 83.16 ms. Allocated memory is still 306.7 MB. Free memory was 230.1 MB in the beginning and 228.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2018-06-20 14:01:58,069 INFO ]: RCFGBuilder took 617.44 ms. Allocated memory was 306.7 MB in the beginning and 325.6 MB in the end (delta: 18.9 MB). Free memory was 228.1 MB in the beginning and 276.7 MB in the end (delta: -48.5 MB). Peak memory consumption was 48.7 MB. Max. memory is 7.1 GB. [2018-06-20 14:01:58,070 INFO ]: TraceAbstraction took 76495.26 ms. Allocated memory was 325.6 MB in the beginning and 1.9 GB in the end (delta: 1.5 GB). Free memory was 276.7 MB in the beginning and 1.6 GB in the end (delta: -1.4 GB). Peak memory consumption was 1.6 GB. Max. memory is 7.1 GB. [2018-06-20 14:01:58,072 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.08 ms. Allocated memory is still 306.7 MB. Free memory is still 272.2 MB. There was no memory consumed. Max. memory is 7.1 GB. * ChcToBoogie took 145.69 ms. Allocated memory is still 306.7 MB. Free memory was 238.1 MB in the beginning and 230.1 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 83.16 ms. Allocated memory is still 306.7 MB. Free memory was 230.1 MB in the beginning and 228.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 617.44 ms. Allocated memory was 306.7 MB in the beginning and 325.6 MB in the end (delta: 18.9 MB). Free memory was 228.1 MB in the beginning and 276.7 MB in the end (delta: -48.5 MB). Peak memory consumption was 48.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 76495.26 ms. Allocated memory was 325.6 MB in the beginning and 1.9 GB in the end (delta: 1.5 GB). Free memory was 276.7 MB in the beginning and 1.6 GB in the end (delta: -1.4 GB). Peak memory consumption was 1.6 GB. Max. memory is 7.1 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 9 with TraceHistMax 1, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while DnfTransformerHelper was XNF transformer was simplifying 18432 conjuctions. . - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 10 locations, 1 error locations. TIMEOUT Result, 76.4s 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, 0.1s 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, 0.2s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 42 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/chc-lia-0216.smt2_AutomizerCHC_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-20_14-01-58-090.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/chc-lia-0216.smt2_AutomizerCHC_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-20_14-01-58-090.csv Completed graceful shutdown