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/ILLINOIS_1.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 18:37:47,184 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 18:37:47,186 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 18:37:47,201 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 18:37:47,202 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 18:37:47,203 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 18:37:47,204 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 18:37:47,206 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 18:37:47,207 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 18:37:47,207 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 18:37:47,209 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 18:37:47,209 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 18:37:47,210 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 18:37:47,211 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 18:37:47,212 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 18:37:47,214 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 18:37:47,216 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 18:37:47,224 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 18:37:47,226 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 18:37:47,226 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 18:37:47,227 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 18:37:47,233 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 18:37:47,233 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 18:37:47,233 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 18:37:47,234 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 18:37:47,235 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 18:37:47,235 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 18:37:47,238 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 18:37:47,239 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 18:37:47,239 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 18:37:47,240 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 18:37:47,241 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 18:37:47,241 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 18:37:47,241 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 18:37:47,247 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 18:37:47,248 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 18:37:47,266 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 18:37:47,266 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 18:37:47,267 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 18:37:47,267 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 18:37:47,270 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 18:37:47,270 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 18:37:47,271 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 18:37:47,271 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 18:37:47,271 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 18:37:47,271 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 18:37:47,271 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 18:37:47,272 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 18:37:47,272 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 18:37:47,272 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 18:37:47,272 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 18:37:47,272 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 18:37:47,272 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 18:37:47,273 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 18:37:47,273 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 18:37:47,274 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 18:37:47,274 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 18:37:47,325 INFO ]: Repository-Root is: /tmp [2018-06-22 18:37:47,341 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 18:37:47,346 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 18:37:47,347 INFO ]: Initializing SmtParser... [2018-06-22 18:37:47,348 INFO ]: SmtParser initialized [2018-06-22 18:37:47,348 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/ILLINOIS_1.smt2 [2018-06-22 18:37:47,349 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 18:37:47,441 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/ILLINOIS_1.smt2 unknown [2018-06-22 18:37:48,006 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/ILLINOIS_1.smt2 [2018-06-22 18:37:48,010 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 18:37:48,025 INFO ]: Walking toolchain with 4 elements. [2018-06-22 18:37:48,025 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 18:37:48,025 INFO ]: Initializing ChcToBoogie... [2018-06-22 18:37:48,025 INFO ]: ChcToBoogie initialized [2018-06-22 18:37:48,030 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:37:48" (1/1) ... [2018-06-22 18:37:48,117 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:37:48 Unit [2018-06-22 18:37:48,118 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 18:37:48,118 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 18:37:48,118 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 18:37:48,118 INFO ]: Boogie Preprocessor initialized [2018-06-22 18:37:48,139 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:37:48" (1/1) ... [2018-06-22 18:37:48,140 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:37:48" (1/1) ... [2018-06-22 18:37:48,149 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:37:48" (1/1) ... [2018-06-22 18:37:48,149 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:37:48" (1/1) ... [2018-06-22 18:37:48,159 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:37:48" (1/1) ... [2018-06-22 18:37:48,160 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:37:48" (1/1) ... [2018-06-22 18:37:48,164 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:37:48" (1/1) ... [2018-06-22 18:37:48,168 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 18:37:48,168 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 18:37:48,169 INFO ]: Initializing RCFGBuilder... [2018-06-22 18:37:48,169 INFO ]: RCFGBuilder initialized [2018-06-22 18:37:48,169 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:37:48" (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 18:37:48,184 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 18:37:48,184 INFO ]: Found specification of procedure False [2018-06-22 18:37:48,184 INFO ]: Found implementation of procedure False [2018-06-22 18:37:48,184 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 18:37:48,184 INFO ]: Found specification of procedure state [2018-06-22 18:37:48,184 INFO ]: Found implementation of procedure state [2018-06-22 18:37:48,184 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 18:37:48,184 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 18:37:48,184 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 18:37:48,527 INFO ]: Using library mode [2018-06-22 18:37:48,527 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:37:48 BoogieIcfgContainer [2018-06-22 18:37:48,527 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 18:37:48,530 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 18:37:48,530 INFO ]: Initializing TraceAbstraction... [2018-06-22 18:37:48,534 INFO ]: TraceAbstraction initialized [2018-06-22 18:37:48,534 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:37:48" (1/3) ... [2018-06-22 18:37:48,535 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36e7d10e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 06:37:48, skipping insertion in model container [2018-06-22 18:37:48,536 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:37:48" (2/3) ... [2018-06-22 18:37:48,536 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36e7d10e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 06:37:48, skipping insertion in model container [2018-06-22 18:37:48,536 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:37:48" (3/3) ... [2018-06-22 18:37:48,541 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 18:37:48,550 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 18:37:48,559 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 18:37:48,608 INFO ]: Using default assertion order modulation [2018-06-22 18:37:48,609 INFO ]: Interprodecural is true [2018-06-22 18:37:48,609 INFO ]: Hoare is false [2018-06-22 18:37:48,609 INFO ]: Compute interpolants for FPandBP [2018-06-22 18:37:48,609 INFO ]: Backedges is TWOTRACK [2018-06-22 18:37:48,609 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 18:37:48,609 INFO ]: Difference is false [2018-06-22 18:37:48,609 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 18:37:48,609 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 18:37:48,626 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 18:37:48,639 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 18:37:48,639 INFO ]: Found error trace [2018-06-22 18:37:48,640 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:37:48,640 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:37:48,646 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 18:37:48,648 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:37:48,648 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:37:48,693 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:37:48,693 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:37:48,693 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:37:48,817 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:37:49,178 WARN ]: Spent 112.00 ms on a formula simplification. DAG size of input: 8 DAG size of output: 1 [2018-06-22 18:37:49,180 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 18:37:49,183 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 18:37:49,183 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 18:37:49,185 INFO ]: Interpolant automaton has 4 states [2018-06-22 18:37:49,199 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 18:37:49,200 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 18:37:49,202 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 18:37:49,326 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 18:37:49,326 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 18:37:49,326 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 18:37:49,328 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 18:37:49,328 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 18:37:49,338 INFO ]: With dead ends: 13 [2018-06-22 18:37:49,338 INFO ]: Without dead ends: 13 [2018-06-22 18:37:49,340 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 18:37:49,357 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 18:37:49,390 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 18:37:49,391 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 18:37:49,391 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 18:37:49,393 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 18:37:49,393 INFO ]: Finished accepts. word is rejected. [2018-06-22 18:37:49,393 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 18:37:49,393 INFO ]: Interpolant automaton has 4 states. [2018-06-22 18:37:49,393 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 18:37:49,394 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 18:37:49,394 INFO ]: Found error trace [2018-06-22 18:37:49,394 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:37:49,395 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:37:49,395 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 18:37:49,395 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:37:49,395 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:37:49,396 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:37:49,396 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:37:49,396 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:37:49,513 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:37:50,463 WARN ]: Spent 710.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 36 [2018-06-22 18:37:50,508 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 18:37:50,508 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 18:37:50,508 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 18:37:50,515 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:37:50,625 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:37:50,636 INFO ]: Computing forward predicates... [2018-06-22 18:37:52,714 WARN ]: expecting exponential blowup for input size 16 [2018-06-22 18:37:54,925 WARN ]: Simplifying disjunction of 77760 conjuctions. This might take some time... Received shutdown request... [2018-06-22 18:39:07,319 INFO ]: Timeout while computing interpolants [2018-06-22 18:39:07,520 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 18:39:07,520 WARN ]: Verification canceled [2018-06-22 18:39:07,534 WARN ]: Timeout [2018-06-22 18:39:07,534 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 06:39:07 BoogieIcfgContainer [2018-06-22 18:39:07,534 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 18:39:07,535 INFO ]: Toolchain (without parser) took 79524.06 ms. Allocated memory was 309.3 MB in the beginning and 629.1 MB in the end (delta: 319.8 MB). Free memory was 240.7 MB in the beginning and 151.8 MB in the end (delta: 88.9 MB). Peak memory consumption was 408.7 MB. Max. memory is 3.6 GB. [2018-06-22 18:39:07,535 INFO ]: SmtParser took 0.06 ms. Allocated memory is still 309.3 MB. Free memory is still 274.8 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 18:39:07,536 INFO ]: ChcToBoogie took 92.62 ms. Allocated memory is still 309.3 MB. Free memory was 239.7 MB in the beginning and 237.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:39:07,536 INFO ]: Boogie Preprocessor took 49.91 ms. Allocated memory is still 309.3 MB. Free memory was 237.7 MB in the beginning and 235.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:39:07,537 INFO ]: RCFGBuilder took 358.75 ms. Allocated memory is still 309.3 MB. Free memory was 235.7 MB in the beginning and 204.3 MB in the end (delta: 31.4 MB). Peak memory consumption was 31.4 MB. Max. memory is 3.6 GB. [2018-06-22 18:39:07,537 INFO ]: TraceAbstraction took 79004.42 ms. Allocated memory was 309.3 MB in the beginning and 629.1 MB in the end (delta: 319.8 MB). Free memory was 203.3 MB in the beginning and 151.8 MB in the end (delta: 51.5 MB). Peak memory consumption was 371.3 MB. Max. memory is 3.6 GB. [2018-06-22 18:39:07,540 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.06 ms. Allocated memory is still 309.3 MB. Free memory is still 274.8 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 92.62 ms. Allocated memory is still 309.3 MB. Free memory was 239.7 MB in the beginning and 237.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 49.91 ms. Allocated memory is still 309.3 MB. Free memory was 237.7 MB in the beginning and 235.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 358.75 ms. Allocated memory is still 309.3 MB. Free memory was 235.7 MB in the beginning and 204.3 MB in the end (delta: 31.4 MB). Peak memory consumption was 31.4 MB. Max. memory is 3.6 GB. * TraceAbstraction took 79004.42 ms. Allocated memory was 309.3 MB in the beginning and 629.1 MB in the end (delta: 319.8 MB). Free memory was 203.3 MB in the beginning and 151.8 MB in the end (delta: 51.5 MB). Peak memory consumption was 371.3 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 77760 conjuctions. . - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 78.9s 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, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s 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/ILLINOIS_1.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_18-39-07-567.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/ILLINOIS_1.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_18-39-07-567.csv Completed graceful shutdown