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/FIREFLY_a3_e1_3233_e1_3123.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 17:57:01,127 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 17:57:01,128 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 17:57:01,139 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 17:57:01,140 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 17:57:01,141 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 17:57:01,142 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 17:57:01,146 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 17:57:01,148 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 17:57:01,148 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 17:57:01,150 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 17:57:01,150 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 17:57:01,151 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 17:57:01,152 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 17:57:01,153 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 17:57:01,156 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 17:57:01,158 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 17:57:01,171 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 17:57:01,172 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 17:57:01,173 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 17:57:01,174 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 17:57:01,176 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 17:57:01,177 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 17:57:01,177 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 17:57:01,178 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 17:57:01,179 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 17:57:01,179 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 17:57:01,187 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 17:57:01,188 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 17:57:01,188 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 17:57:01,189 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 17:57:01,190 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 17:57:01,190 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 17:57:01,191 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 17:57:01,191 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 17:57:01,191 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 17:57:01,216 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 17:57:01,216 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 17:57:01,217 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 17:57:01,217 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 17:57:01,218 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 17:57:01,218 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 17:57:01,218 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 17:57:01,218 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 17:57:01,219 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 17:57:01,219 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 17:57:01,219 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:57:01,219 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 17:57:01,219 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 17:57:01,219 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 17:57:01,220 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 17:57:01,220 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 17:57:01,220 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 17:57:01,220 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 17:57:01,220 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 17:57:01,222 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 17:57:01,223 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 17:57:01,264 INFO ]: Repository-Root is: /tmp [2018-06-22 17:57:01,278 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 17:57:01,285 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 17:57:01,286 INFO ]: Initializing SmtParser... [2018-06-22 17:57:01,287 INFO ]: SmtParser initialized [2018-06-22 17:57:01,287 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_a3_e1_3233_e1_3123.smt2 [2018-06-22 17:57:01,289 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 17:57:01,376 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_a3_e1_3233_e1_3123.smt2 unknown [2018-06-22 17:57:01,987 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_a3_e1_3233_e1_3123.smt2 [2018-06-22 17:57:01,991 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 17:57:02,007 INFO ]: Walking toolchain with 4 elements. [2018-06-22 17:57:02,007 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 17:57:02,007 INFO ]: Initializing ChcToBoogie... [2018-06-22 17:57:02,007 INFO ]: ChcToBoogie initialized [2018-06-22 17:57:02,010 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:57:01" (1/1) ... [2018-06-22 17:57:02,084 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:57:02 Unit [2018-06-22 17:57:02,084 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 17:57:02,085 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 17:57:02,085 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 17:57:02,085 INFO ]: Boogie Preprocessor initialized [2018-06-22 17:57:02,111 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:57:02" (1/1) ... [2018-06-22 17:57:02,111 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:57:02" (1/1) ... [2018-06-22 17:57:02,133 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:57:02" (1/1) ... [2018-06-22 17:57:02,133 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:57:02" (1/1) ... [2018-06-22 17:57:02,150 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:57:02" (1/1) ... [2018-06-22 17:57:02,152 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:57:02" (1/1) ... [2018-06-22 17:57:02,155 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:57:02" (1/1) ... [2018-06-22 17:57:02,159 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 17:57:02,160 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 17:57:02,160 INFO ]: Initializing RCFGBuilder... [2018-06-22 17:57:02,160 INFO ]: RCFGBuilder initialized [2018-06-22 17:57:02,161 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:57:02" (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 17:57:02,191 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 17:57:02,191 INFO ]: Found specification of procedure False [2018-06-22 17:57:02,191 INFO ]: Found implementation of procedure False [2018-06-22 17:57:02,192 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 17:57:02,192 INFO ]: Found specification of procedure state [2018-06-22 17:57:02,192 INFO ]: Found implementation of procedure state [2018-06-22 17:57:02,192 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 17:57:02,192 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 17:57:02,192 INFO ]: Found implementation of procedure Ultimate.START [2018-06-22 17:57:02,654 INFO ]: Using library mode [2018-06-22 17:57:02,655 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:57:02 BoogieIcfgContainer [2018-06-22 17:57:02,655 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 17:57:02,656 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 17:57:02,656 INFO ]: Initializing TraceAbstraction... [2018-06-22 17:57:02,662 INFO ]: TraceAbstraction initialized [2018-06-22 17:57:02,662 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:57:01" (1/3) ... [2018-06-22 17:57:02,663 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e00226c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 05:57:02, skipping insertion in model container [2018-06-22 17:57:02,663 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:57:02" (2/3) ... [2018-06-22 17:57:02,664 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e00226c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 05:57:02, skipping insertion in model container [2018-06-22 17:57:02,664 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:57:02" (3/3) ... [2018-06-22 17:57:02,666 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 17:57:02,676 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 17:57:02,686 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 17:57:02,734 INFO ]: Using default assertion order modulation [2018-06-22 17:57:02,735 INFO ]: Interprodecural is true [2018-06-22 17:57:02,735 INFO ]: Hoare is false [2018-06-22 17:57:02,735 INFO ]: Compute interpolants for FPandBP [2018-06-22 17:57:02,735 INFO ]: Backedges is TWOTRACK [2018-06-22 17:57:02,735 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 17:57:02,735 INFO ]: Difference is false [2018-06-22 17:57:02,735 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 17:57:02,735 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 17:57:02,751 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 17:57:02,762 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 17:57:02,762 INFO ]: Found error trace [2018-06-22 17:57:02,763 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:57:02,763 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:57:02,769 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 17:57:02,771 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:57:02,771 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:57:02,815 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:57:02,815 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:57:02,815 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:57:02,938 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:57:03,652 WARN ]: Spent 422.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 13 [2018-06-22 17:57:03,655 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 17:57:03,657 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 17:57:03,657 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 17:57:03,659 INFO ]: Interpolant automaton has 4 states [2018-06-22 17:57:03,669 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 17:57:03,670 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:57:03,672 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 17:57:03,773 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 17:57:03,773 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 17:57:03,774 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 17:57:03,776 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 17:57:03,776 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 17:57:03,790 INFO ]: With dead ends: 13 [2018-06-22 17:57:03,790 INFO ]: Without dead ends: 13 [2018-06-22 17:57:03,793 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:57:03,813 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 17:57:03,856 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 17:57:03,857 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 17:57:03,858 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 17:57:03,859 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 17:57:03,859 INFO ]: Finished accepts. word is rejected. [2018-06-22 17:57:03,859 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 17:57:03,859 INFO ]: Interpolant automaton has 4 states. [2018-06-22 17:57:03,859 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 17:57:03,860 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 17:57:03,860 INFO ]: Found error trace [2018-06-22 17:57:03,860 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:57:03,860 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:57:03,861 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 17:57:03,861 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:57:03,861 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:57:03,861 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:57:03,862 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:57:03,862 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:57:04,098 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:57:08,315 WARN ]: Spent 3.54 s on a formula simplification. DAG size of input: 414 DAG size of output: 208 [2018-06-22 17:57:08,909 WARN ]: Spent 514.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 14 [2018-06-22 17:57:08,915 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 17:57:08,915 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 17:57:08,915 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 17:57:08,930 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:57:09,075 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:57:09,088 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 17:58:10,448 INFO ]: Timeout while computing interpolants [2018-06-22 17:58:10,649 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 17:58:10,649 WARN ]: Verification canceled [2018-06-22 17:58:10,652 WARN ]: Timeout [2018-06-22 17:58:10,652 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 05:58:10 BoogieIcfgContainer [2018-06-22 17:58:10,652 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 17:58:10,653 INFO ]: Toolchain (without parser) took 68661.02 ms. Allocated memory was 304.6 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 235.1 MB in the beginning and 302.8 MB in the end (delta: -67.7 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:58:10,654 INFO ]: SmtParser took 0.08 ms. Allocated memory is still 304.6 MB. Free memory is still 269.1 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 17:58:10,654 INFO ]: ChcToBoogie took 77.25 ms. Allocated memory is still 304.6 MB. Free memory was 235.1 MB in the beginning and 233.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:58:10,654 INFO ]: Boogie Preprocessor took 74.55 ms. Allocated memory is still 304.6 MB. Free memory was 233.1 MB in the beginning and 231.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:58:10,655 INFO ]: RCFGBuilder took 494.69 ms. Allocated memory is still 304.6 MB. Free memory was 231.1 MB in the beginning and 199.2 MB in the end (delta: 31.9 MB). Peak memory consumption was 31.9 MB. Max. memory is 3.6 GB. [2018-06-22 17:58:10,655 INFO ]: TraceAbstraction took 67996.07 ms. Allocated memory was 304.6 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 199.2 MB in the beginning and 302.8 MB in the end (delta: -103.6 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:58:10,657 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 304.6 MB. Free memory is still 269.1 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 77.25 ms. Allocated memory is still 304.6 MB. Free memory was 235.1 MB in the beginning and 233.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 74.55 ms. Allocated memory is still 304.6 MB. Free memory was 233.1 MB in the beginning and 231.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 494.69 ms. Allocated memory is still 304.6 MB. Free memory was 231.1 MB in the beginning and 199.2 MB in the end (delta: 31.9 MB). Peak memory consumption was 31.9 MB. Max. memory is 3.6 GB. * TraceAbstraction took 67996.07 ms. Allocated memory was 304.6 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 199.2 MB in the beginning and 302.8 MB in the end (delta: -103.6 MB). Peak memory consumption was 1.3 GB. 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 XnfDer was eliminating 47 quantified variables from 68 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 67.9s 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, 0.5s 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, 0.7s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 296 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/FIREFLY_a3_e1_3233_e1_3123.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_17-58-10-673.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_a3_e1_3233_e1_3123.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_17-58-10-673.csv Completed graceful shutdown