java -Xss1g -Xmx4000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCHC.xml --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -s ../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_No_Goto.epf -i /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_6_e8_1147_e2_1326.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 20:23:30,166 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 20:23:30,169 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 20:23:30,184 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 20:23:30,184 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 20:23:30,185 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 20:23:30,186 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 20:23:30,191 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 20:23:30,193 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 20:23:30,196 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 20:23:30,197 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 20:23:30,197 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 20:23:30,198 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 20:23:30,202 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 20:23:30,203 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 20:23:30,203 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 20:23:30,212 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 20:23:30,214 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 20:23:30,215 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 20:23:30,216 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 20:23:30,219 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 20:23:30,221 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 20:23:30,221 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 20:23:30,222 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 20:23:30,222 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 20:23:30,226 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 20:23:30,226 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 20:23:30,227 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 20:23:30,228 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 20:23:30,228 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 20:23:30,228 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 20:23:30,233 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 20:23:30,233 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 20:23:30,234 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 20:23:30,234 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 20:23:30,235 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_No_Goto.epf [2018-06-22 20:23:30,253 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 20:23:30,254 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 20:23:30,254 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 20:23:30,254 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 20:23:30,255 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 20:23:30,255 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 20:23:30,256 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 20:23:30,256 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 20:23:30,256 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 20:23:30,256 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 20:23:30,256 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 20:23:30,257 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 20:23:30,257 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 20:23:30,257 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 20:23:30,257 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 20:23:30,257 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 20:23:30,258 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 20:23:30,258 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 20:23:30,258 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 20:23:30,259 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 20:23:30,259 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 20:23:30,298 INFO ]: Repository-Root is: /tmp [2018-06-22 20:23:30,316 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 20:23:30,321 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 20:23:30,322 INFO ]: Initializing SmtParser... [2018-06-22 20:23:30,323 INFO ]: SmtParser initialized [2018-06-22 20:23:30,324 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_6_e8_1147_e2_1326.smt2 [2018-06-22 20:23:30,325 INFO ]: Parsing .smt2 file as a set of Horn Clauses No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-06-22 20:23:30,423 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_6_e8_1147_e2_1326.smt2 unknown [2018-06-22 20:23:30,766 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_6_e8_1147_e2_1326.smt2 [2018-06-22 20:23:30,775 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 20:23:30,782 INFO ]: Walking toolchain with 4 elements. [2018-06-22 20:23:30,783 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 20:23:30,783 INFO ]: Initializing ChcToBoogie... [2018-06-22 20:23:30,783 INFO ]: ChcToBoogie initialized [2018-06-22 20:23:30,787 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 08:23:30" (1/1) ... [2018-06-22 20:23:30,845 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:23:30 Unit [2018-06-22 20:23:30,846 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 20:23:30,846 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 20:23:30,846 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 20:23:30,846 INFO ]: Boogie Preprocessor initialized [2018-06-22 20:23:30,872 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:23:30" (1/1) ... [2018-06-22 20:23:30,873 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:23:30" (1/1) ... [2018-06-22 20:23:30,885 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:23:30" (1/1) ... [2018-06-22 20:23:30,885 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:23:30" (1/1) ... [2018-06-22 20:23:30,891 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:23:30" (1/1) ... [2018-06-22 20:23:30,892 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:23:30" (1/1) ... [2018-06-22 20:23:30,894 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:23:30" (1/1) ... [2018-06-22 20:23:30,896 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 20:23:30,897 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 20:23:30,897 INFO ]: Initializing RCFGBuilder... [2018-06-22 20:23:30,897 INFO ]: RCFGBuilder initialized [2018-06-22 20:23:30,898 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:23:30" (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 20:23:30,912 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 20:23:30,912 INFO ]: Found specification of procedure False [2018-06-22 20:23:30,912 INFO ]: Found implementation of procedure False [2018-06-22 20:23:30,912 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 20:23:30,912 INFO ]: Found specification of procedure state [2018-06-22 20:23:30,912 INFO ]: Found implementation of procedure state [2018-06-22 20:23:30,912 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 20:23:30,912 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 20:23:30,912 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 20:23:31,278 INFO ]: Using library mode [2018-06-22 20:23:31,279 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 08:23:31 BoogieIcfgContainer [2018-06-22 20:23:31,279 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 20:23:31,280 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 20:23:31,280 INFO ]: Initializing TraceAbstraction... [2018-06-22 20:23:31,283 INFO ]: TraceAbstraction initialized [2018-06-22 20:23:31,284 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 08:23:30" (1/3) ... [2018-06-22 20:23:31,285 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74165d8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 08:23:31, skipping insertion in model container [2018-06-22 20:23:31,285 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:23:30" (2/3) ... [2018-06-22 20:23:31,285 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74165d8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 08:23:31, skipping insertion in model container [2018-06-22 20:23:31,285 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 08:23:31" (3/3) ... [2018-06-22 20:23:31,287 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 20:23:31,297 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 20:23:31,310 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 20:23:31,357 INFO ]: Using default assertion order modulation [2018-06-22 20:23:31,358 INFO ]: Interprodecural is true [2018-06-22 20:23:31,358 INFO ]: Hoare is false [2018-06-22 20:23:31,358 INFO ]: Compute interpolants for FPandBP [2018-06-22 20:23:31,358 INFO ]: Backedges is TWOTRACK [2018-06-22 20:23:31,358 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 20:23:31,358 INFO ]: Difference is false [2018-06-22 20:23:31,358 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 20:23:31,358 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 20:23:31,376 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 20:23:31,393 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 20:23:31,393 INFO ]: Found error trace [2018-06-22 20:23:31,394 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 20:23:31,394 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 20:23:31,400 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 20:23:31,402 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 20:23:31,402 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 20:23:31,440 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:23:31,440 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:23:31,440 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:23:31,522 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:23:31,716 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 20:23:31,717 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 20:23:31,718 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 20:23:31,719 INFO ]: Interpolant automaton has 4 states [2018-06-22 20:23:31,729 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 20:23:31,730 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 20:23:31,731 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 20:23:31,879 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 20:23:31,879 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 20:23:31,880 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 20:23:31,882 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 20:23:31,882 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 20:23:31,892 INFO ]: With dead ends: 13 [2018-06-22 20:23:31,892 INFO ]: Without dead ends: 13 [2018-06-22 20:23:31,894 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 20:23:31,907 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 20:23:31,941 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 20:23:31,943 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 20:23:31,943 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 20:23:31,945 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 20:23:31,946 INFO ]: Finished accepts. word is rejected. [2018-06-22 20:23:31,946 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 20:23:31,946 INFO ]: Interpolant automaton has 4 states. [2018-06-22 20:23:31,946 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 20:23:31,947 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 20:23:31,947 INFO ]: Found error trace [2018-06-22 20:23:31,947 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 20:23:31,947 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 20:23:31,948 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 20:23:31,948 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 20:23:31,948 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 20:23:31,949 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:23:31,949 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:23:31,949 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:23:32,086 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:23:32,959 WARN ]: Spent 615.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 32 [2018-06-22 20:23:33,203 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 20:23:33,203 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 20:23:33,203 INFO ]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 20:23:33,213 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:23:33,291 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:23:33,302 INFO ]: Computing forward predicates... [2018-06-22 20:23:33,407 WARN ]: expecting exponential blowup for input size 16 [2018-06-22 20:23:33,966 WARN ]: Simplifying disjunction of 34560 conjuctions. This might take some time... [2018-06-22 20:24:29,826 INFO ]: Simplified to disjunction of 10368 conjuctions. [2018-06-22 20:24:29,972 WARN ]: expecting exponential blowup for input size 16 [2018-06-22 20:24:30,685 WARN ]: Simplifying disjunction of 34560 conjuctions. This might take some time... Received shutdown request... [2018-06-22 20:24:52,274 INFO ]: Timeout while computing interpolants [2018-06-22 20:24:52,475 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 20:24:52,475 WARN ]: Verification canceled [2018-06-22 20:24:52,478 WARN ]: Timeout [2018-06-22 20:24:52,479 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 08:24:52 BoogieIcfgContainer [2018-06-22 20:24:52,479 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 20:24:52,479 INFO ]: Toolchain (without parser) took 81704.10 ms. Allocated memory was 307.2 MB in the beginning and 540.0 MB in the end (delta: 232.8 MB). Free memory was 253.8 MB in the beginning and 329.5 MB in the end (delta: -75.7 MB). Peak memory consumption was 242.8 MB. Max. memory is 3.6 GB. [2018-06-22 20:24:52,480 INFO ]: SmtParser took 0.08 ms. Allocated memory is still 307.2 MB. Free memory is still 272.9 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 20:24:52,481 INFO ]: ChcToBoogie took 62.92 ms. Allocated memory is still 307.2 MB. Free memory was 253.8 MB in the beginning and 251.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 20:24:52,481 INFO ]: Boogie Preprocessor took 50.31 ms. Allocated memory is still 307.2 MB. Free memory was 251.8 MB in the beginning and 249.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 20:24:52,488 INFO ]: RCFGBuilder took 381.93 ms. Allocated memory is still 307.2 MB. Free memory was 249.8 MB in the beginning and 232.8 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 3.6 GB. [2018-06-22 20:24:52,489 INFO ]: TraceAbstraction took 81198.76 ms. Allocated memory was 307.2 MB in the beginning and 540.0 MB in the end (delta: 232.8 MB). Free memory was 232.8 MB in the beginning and 329.5 MB in the end (delta: -96.7 MB). Peak memory consumption was 221.8 MB. Max. memory is 3.6 GB. [2018-06-22 20:24:52,492 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 307.2 MB. Free memory is still 272.9 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 62.92 ms. Allocated memory is still 307.2 MB. Free memory was 253.8 MB in the beginning and 251.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 50.31 ms. Allocated memory is still 307.2 MB. Free memory was 251.8 MB in the beginning and 249.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 381.93 ms. Allocated memory is still 307.2 MB. Free memory was 249.8 MB in the beginning and 232.8 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 81198.76 ms. Allocated memory was 307.2 MB in the beginning and 540.0 MB in the end (delta: 232.8 MB). Free memory was 232.8 MB in the beginning and 329.5 MB in the end (delta: -96.7 MB). Peak memory consumption was 221.8 MB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [UNKNOWN] : Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 0). Cancelled while BasicCegarLoop was analyzing trace of length 14 with TraceHistMax 2, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while DnfTransformerHelper was XNF transformer was simplifying 34560 conjuctions. . - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 81.1s 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, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 184 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/SYNAPSE_6_e8_1147_e2_1326.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_20-24-52-504.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/SYNAPSE_6_e8_1147_e2_1326.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_20-24-52-504.csv Completed graceful shutdown