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/DRAGON_12_e7_4611_e8_5145.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 16:23:30,118 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 16:23:30,121 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 16:23:30,133 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 16:23:30,133 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 16:23:30,134 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 16:23:30,136 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 16:23:30,138 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 16:23:30,139 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 16:23:30,140 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 16:23:30,141 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 16:23:30,141 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 16:23:30,142 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 16:23:30,144 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 16:23:30,144 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 16:23:30,145 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 16:23:30,148 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 16:23:30,150 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 16:23:30,152 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 16:23:30,153 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 16:23:30,154 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 16:23:30,157 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 16:23:30,158 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 16:23:30,158 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 16:23:30,159 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 16:23:30,160 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 16:23:30,161 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 16:23:30,162 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 16:23:30,163 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 16:23:30,163 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 16:23:30,164 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 16:23:30,165 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 16:23:30,165 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 16:23:30,166 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 16:23:30,167 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 16:23:30,167 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_No_Goto.epf [2018-06-22 16:23:30,181 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 16:23:30,182 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 16:23:30,182 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 16:23:30,182 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 16:23:30,183 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 16:23:30,184 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 16:23:30,184 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 16:23:30,184 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 16:23:30,185 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 16:23:30,185 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 16:23:30,185 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 16:23:30,186 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 16:23:30,186 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 16:23:30,186 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 16:23:30,186 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 16:23:30,187 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 16:23:30,187 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 16:23:30,187 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 16:23:30,188 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 16:23:30,189 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 16:23:30,189 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 16:23:30,240 INFO ]: Repository-Root is: /tmp [2018-06-22 16:23:30,259 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 16:23:30,264 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 16:23:30,265 INFO ]: Initializing SmtParser... [2018-06-22 16:23:30,265 INFO ]: SmtParser initialized [2018-06-22 16:23:30,266 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_12_e7_4611_e8_5145.smt2 [2018-06-22 16:23:30,268 INFO ]: Parsing .smt2 file as a set of Horn Clauses No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-06-22 16:23:30,361 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_12_e7_4611_e8_5145.smt2 unknown [2018-06-22 16:23:31,029 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_12_e7_4611_e8_5145.smt2 [2018-06-22 16:23:31,033 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 16:23:31,040 INFO ]: Walking toolchain with 4 elements. [2018-06-22 16:23:31,047 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 16:23:31,047 INFO ]: Initializing ChcToBoogie... [2018-06-22 16:23:31,047 INFO ]: ChcToBoogie initialized [2018-06-22 16:23:31,050 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 04:23:31" (1/1) ... [2018-06-22 16:23:31,137 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:23:31 Unit [2018-06-22 16:23:31,137 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 16:23:31,138 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 16:23:31,138 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 16:23:31,138 INFO ]: Boogie Preprocessor initialized [2018-06-22 16:23:31,160 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:23:31" (1/1) ... [2018-06-22 16:23:31,160 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:23:31" (1/1) ... [2018-06-22 16:23:31,187 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:23:31" (1/1) ... [2018-06-22 16:23:31,188 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:23:31" (1/1) ... [2018-06-22 16:23:31,211 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:23:31" (1/1) ... [2018-06-22 16:23:31,212 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:23:31" (1/1) ... [2018-06-22 16:23:31,217 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:23:31" (1/1) ... [2018-06-22 16:23:31,232 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 16:23:31,232 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 16:23:31,232 INFO ]: Initializing RCFGBuilder... [2018-06-22 16:23:31,232 INFO ]: RCFGBuilder initialized [2018-06-22 16:23:31,237 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:23:31" (1/1) ... No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2018-06-22 16:23:31,250 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 16:23:31,251 INFO ]: Found specification of procedure False [2018-06-22 16:23:31,251 INFO ]: Found implementation of procedure False [2018-06-22 16:23:31,251 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 16:23:31,251 INFO ]: Found specification of procedure state [2018-06-22 16:23:31,251 INFO ]: Found implementation of procedure state [2018-06-22 16:23:31,251 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 16:23:31,251 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 16:23:31,251 INFO ]: Found implementation of procedure Ultimate.START Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 16:23:31,836 INFO ]: Using library mode [2018-06-22 16:23:31,836 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 04:23:31 BoogieIcfgContainer [2018-06-22 16:23:31,836 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 16:23:31,839 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 16:23:31,839 INFO ]: Initializing TraceAbstraction... [2018-06-22 16:23:31,846 INFO ]: TraceAbstraction initialized [2018-06-22 16:23:31,847 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 04:23:31" (1/3) ... [2018-06-22 16:23:31,847 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@88860fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 04:23:31, skipping insertion in model container [2018-06-22 16:23:31,847 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:23:31" (2/3) ... [2018-06-22 16:23:31,848 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@88860fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 04:23:31, skipping insertion in model container [2018-06-22 16:23:31,848 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 04:23:31" (3/3) ... [2018-06-22 16:23:31,850 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 16:23:31,860 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 16:23:31,870 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 16:23:31,922 INFO ]: Using default assertion order modulation [2018-06-22 16:23:31,935 INFO ]: Interprodecural is true [2018-06-22 16:23:31,935 INFO ]: Hoare is false [2018-06-22 16:23:31,935 INFO ]: Compute interpolants for FPandBP [2018-06-22 16:23:31,935 INFO ]: Backedges is TWOTRACK [2018-06-22 16:23:31,935 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 16:23:31,935 INFO ]: Difference is false [2018-06-22 16:23:31,935 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 16:23:31,935 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 16:23:31,958 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 16:23:31,971 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 16:23:31,971 INFO ]: Found error trace [2018-06-22 16:23:31,972 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 16:23:31,972 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 16:23:31,978 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 16:23:31,980 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 16:23:31,981 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 16:23:32,027 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:23:32,027 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:23:32,027 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:23:32,173 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:23:32,446 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 16:23:32,448 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 16:23:32,449 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 16:23:32,450 INFO ]: Interpolant automaton has 4 states [2018-06-22 16:23:32,466 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 16:23:32,466 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 16:23:32,469 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 16:23:32,616 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 16:23:32,617 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 16:23:32,618 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 16:23:32,620 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 16:23:32,620 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 16:23:32,634 INFO ]: With dead ends: 13 [2018-06-22 16:23:32,634 INFO ]: Without dead ends: 13 [2018-06-22 16:23:32,636 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 16:23:32,655 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 16:23:32,675 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 16:23:32,679 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 16:23:32,679 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 16:23:32,680 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 16:23:32,680 INFO ]: Finished accepts. word is rejected. [2018-06-22 16:23:32,680 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 16:23:32,680 INFO ]: Interpolant automaton has 4 states. [2018-06-22 16:23:32,680 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 16:23:32,682 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 16:23:32,682 INFO ]: Found error trace [2018-06-22 16:23:32,682 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 16:23:32,682 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 16:23:32,682 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 16:23:32,682 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 16:23:32,682 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 16:23:32,683 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:23:32,683 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:23:32,683 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:23:32,783 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:23:33,847 WARN ]: Spent 763.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 55 [2018-06-22 16:23:33,903 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 16:23:33,903 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 16:23:33,903 INFO ]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 16:23:33,912 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:23:34,088 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:23:34,108 INFO ]: Computing forward predicates... [2018-06-22 16:23:34,468 WARN ]: expecting exponential blowup for input size 18 [2018-06-22 16:23:41,210 WARN ]: Simplifying disjunction of 314928 conjuctions. This might take some time... Received shutdown request... [2018-06-22 16:24:49,862 INFO ]: Timeout while computing interpolants [2018-06-22 16:24:50,063 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 16:24:50,063 WARN ]: Verification canceled [2018-06-22 16:24:50,067 WARN ]: Timeout [2018-06-22 16:24:50,067 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 04:24:50 BoogieIcfgContainer [2018-06-22 16:24:50,067 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 16:24:50,068 INFO ]: Toolchain (without parser) took 79033.97 ms. Allocated memory was 303.0 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 225.5 MB in the beginning and 544.4 MB in the end (delta: -318.9 MB). Peak memory consumption was 1.0 GB. Max. memory is 3.6 GB. [2018-06-22 16:24:50,068 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 303.0 MB. Free memory is still 267.5 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 16:24:50,069 INFO ]: ChcToBoogie took 90.84 ms. Allocated memory is still 303.0 MB. Free memory was 225.5 MB in the beginning and 223.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 16:24:50,069 INFO ]: Boogie Preprocessor took 93.49 ms. Allocated memory is still 303.0 MB. Free memory was 223.5 MB in the beginning and 219.5 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. [2018-06-22 16:24:50,069 INFO ]: RCFGBuilder took 604.13 ms. Allocated memory was 303.0 MB in the beginning and 323.0 MB in the end (delta: 19.9 MB). Free memory was 219.5 MB in the beginning and 282.2 MB in the end (delta: -62.7 MB). Peak memory consumption was 43.0 MB. Max. memory is 3.6 GB. [2018-06-22 16:24:50,073 INFO ]: TraceAbstraction took 78227.99 ms. Allocated memory was 323.0 MB in the beginning and 1.4 GB in the end (delta: 1.0 GB). Free memory was 282.2 MB in the beginning and 544.4 MB in the end (delta: -262.1 MB). Peak memory consumption was 1.1 GB. Max. memory is 3.6 GB. [2018-06-22 16:24:50,075 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.07 ms. Allocated memory is still 303.0 MB. Free memory is still 267.5 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 90.84 ms. Allocated memory is still 303.0 MB. Free memory was 225.5 MB in the beginning and 223.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 93.49 ms. Allocated memory is still 303.0 MB. Free memory was 223.5 MB in the beginning and 219.5 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 604.13 ms. Allocated memory was 303.0 MB in the beginning and 323.0 MB in the end (delta: 19.9 MB). Free memory was 219.5 MB in the beginning and 282.2 MB in the end (delta: -62.7 MB). Peak memory consumption was 43.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 78227.99 ms. Allocated memory was 323.0 MB in the beginning and 1.4 GB in the end (delta: 1.0 GB). Free memory was 282.2 MB in the beginning and 544.4 MB in the end (delta: -262.1 MB). Peak memory consumption was 1.1 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 PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while DnfTransformerHelper was XNF transformer was simplifying 314928 conjuctions. . - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 78.1s 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, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s 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/DRAGON_12_e7_4611_e8_5145.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_16-24-50-088.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/DRAGON_12_e7_4611_e8_5145.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_16-24-50-088.csv Completed graceful shutdown