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_3.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 20:15:14,030 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 20:15:14,032 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 20:15:14,043 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 20:15:14,043 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 20:15:14,044 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 20:15:14,045 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 20:15:14,047 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 20:15:14,049 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 20:15:14,049 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 20:15:14,050 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 20:15:14,050 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 20:15:14,051 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 20:15:14,052 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 20:15:14,053 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 20:15:14,054 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 20:15:14,056 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 20:15:14,058 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 20:15:14,059 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 20:15:14,060 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 20:15:14,061 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 20:15:14,064 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 20:15:14,064 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 20:15:14,064 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 20:15:14,065 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 20:15:14,066 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 20:15:14,067 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 20:15:14,068 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 20:15:14,069 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 20:15:14,069 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 20:15:14,070 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 20:15:14,071 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 20:15:14,071 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 20:15:14,072 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 20:15:14,072 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 20:15:14,073 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 20:15:14,086 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 20:15:14,087 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 20:15:14,087 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 20:15:14,087 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 20:15:14,088 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 20:15:14,089 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 20:15:14,089 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 20:15:14,089 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 20:15:14,089 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 20:15:14,090 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 20:15:14,090 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 20:15:14,090 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 20:15:14,090 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 20:15:14,090 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 20:15:14,091 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 20:15:14,091 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 20:15:14,091 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 20:15:14,091 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 20:15:14,091 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 20:15:14,093 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 20:15:14,093 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 20:15:14,130 INFO ]: Repository-Root is: /tmp [2018-06-22 20:15:14,143 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 20:15:14,150 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 20:15:14,152 INFO ]: Initializing SmtParser... [2018-06-22 20:15:14,152 INFO ]: SmtParser initialized [2018-06-22 20:15:14,153 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_3.smt2 [2018-06-22 20:15:14,154 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 20:15:14,253 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_3.smt2 unknown [2018-06-22 20:15:14,697 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_3.smt2 [2018-06-22 20:15:14,701 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 20:15:14,717 INFO ]: Walking toolchain with 4 elements. [2018-06-22 20:15:14,717 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 20:15:14,717 INFO ]: Initializing ChcToBoogie... [2018-06-22 20:15:14,717 INFO ]: ChcToBoogie initialized [2018-06-22 20:15:14,720 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 08:15:14" (1/1) ... [2018-06-22 20:15:14,821 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:15:14 Unit [2018-06-22 20:15:14,821 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 20:15:14,822 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 20:15:14,822 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 20:15:14,822 INFO ]: Boogie Preprocessor initialized [2018-06-22 20:15:14,849 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:15:14" (1/1) ... [2018-06-22 20:15:14,849 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:15:14" (1/1) ... [2018-06-22 20:15:14,856 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:15:14" (1/1) ... [2018-06-22 20:15:14,857 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:15:14" (1/1) ... [2018-06-22 20:15:14,862 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:15:14" (1/1) ... [2018-06-22 20:15:14,863 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:15:14" (1/1) ... [2018-06-22 20:15:14,865 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:15:14" (1/1) ... [2018-06-22 20:15:14,867 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 20:15:14,868 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 20:15:14,868 INFO ]: Initializing RCFGBuilder... [2018-06-22 20:15:14,868 INFO ]: RCFGBuilder initialized [2018-06-22 20:15:14,869 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:15:14" (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 20:15:14,885 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 20:15:14,885 INFO ]: Found specification of procedure False [2018-06-22 20:15:14,885 INFO ]: Found implementation of procedure False [2018-06-22 20:15:14,885 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 20:15:14,885 INFO ]: Found specification of procedure state [2018-06-22 20:15:14,885 INFO ]: Found implementation of procedure state [2018-06-22 20:15:14,885 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 20:15:14,885 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 20:15:14,886 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 20:15:15,150 INFO ]: Using library mode [2018-06-22 20:15:15,151 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 08:15:15 BoogieIcfgContainer [2018-06-22 20:15:15,151 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 20:15:15,153 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 20:15:15,153 INFO ]: Initializing TraceAbstraction... [2018-06-22 20:15:15,160 INFO ]: TraceAbstraction initialized [2018-06-22 20:15:15,161 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 08:15:14" (1/3) ... [2018-06-22 20:15:15,161 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@130004ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 08:15:15, skipping insertion in model container [2018-06-22 20:15:15,162 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:15:14" (2/3) ... [2018-06-22 20:15:15,162 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@130004ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 08:15:15, skipping insertion in model container [2018-06-22 20:15:15,162 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 08:15:15" (3/3) ... [2018-06-22 20:15:15,164 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 20:15:15,173 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 20:15:15,184 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 20:15:15,234 INFO ]: Using default assertion order modulation [2018-06-22 20:15:15,234 INFO ]: Interprodecural is true [2018-06-22 20:15:15,234 INFO ]: Hoare is false [2018-06-22 20:15:15,234 INFO ]: Compute interpolants for FPandBP [2018-06-22 20:15:15,234 INFO ]: Backedges is TWOTRACK [2018-06-22 20:15:15,234 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 20:15:15,234 INFO ]: Difference is false [2018-06-22 20:15:15,234 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 20:15:15,235 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 20:15:15,254 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 20:15:15,272 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 20:15:15,272 INFO ]: Found error trace [2018-06-22 20:15:15,273 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 20:15:15,273 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 20:15:15,279 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 20:15:15,281 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 20:15:15,282 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 20:15:15,318 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:15:15,318 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:15:15,318 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:15:15,420 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:15:15,598 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 20:15:15,600 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 20:15:15,600 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 20:15:15,601 INFO ]: Interpolant automaton has 4 states [2018-06-22 20:15:15,617 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 20:15:15,617 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 20:15:15,620 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 20:15:15,735 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 20:15:15,735 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 20:15:15,736 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 20:15:15,737 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 20:15:15,737 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 20:15:15,748 INFO ]: With dead ends: 13 [2018-06-22 20:15:15,748 INFO ]: Without dead ends: 13 [2018-06-22 20:15:15,750 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 20:15:15,764 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 20:15:15,795 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 20:15:15,801 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 20:15:15,802 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 20:15:15,803 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 20:15:15,803 INFO ]: Finished accepts. word is rejected. [2018-06-22 20:15:15,803 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 20:15:15,803 INFO ]: Interpolant automaton has 4 states. [2018-06-22 20:15:15,804 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 20:15:15,805 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 20:15:15,805 INFO ]: Found error trace [2018-06-22 20:15:15,805 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 20:15:15,806 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 20:15:15,806 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 20:15:15,806 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 20:15:15,806 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 20:15:15,807 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:15:15,807 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:15:15,807 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:15:15,914 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:15:18,604 WARN ]: Spent 2.36 s on a formula simplification. DAG size of input: 164 DAG size of output: 69 [2018-06-22 20:15:18,703 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 20:15:18,703 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 20:15:18,703 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 20:15:18,712 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:15:18,782 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:15:18,793 INFO ]: Computing forward predicates... [2018-06-22 20:15:19,331 WARN ]: expecting exponential blowup for input size 20 [2018-06-22 20:15:20,557 WARN ]: Simplifying disjunction of 84672 conjuctions. This might take some time... Received shutdown request... [2018-06-22 20:16:35,183 INFO ]: Timeout while computing interpolants [2018-06-22 20:16:35,383 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 20:16:35,384 WARN ]: Verification canceled [2018-06-22 20:16:35,388 WARN ]: Timeout [2018-06-22 20:16:35,388 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 08:16:35 BoogieIcfgContainer [2018-06-22 20:16:35,388 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 20:16:35,389 INFO ]: Toolchain (without parser) took 80687.89 ms. Allocated memory was 309.3 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 255.8 MB in the beginning and 438.7 MB in the end (delta: -182.9 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 20:16:35,393 INFO ]: SmtParser took 0.08 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 20:16:35,394 INFO ]: ChcToBoogie took 104.41 ms. Allocated memory is still 309.3 MB. Free memory was 255.8 MB in the beginning and 253.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 20:16:35,394 INFO ]: Boogie Preprocessor took 45.39 ms. Allocated memory is still 309.3 MB. Free memory was 253.8 MB in the beginning and 251.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 20:16:35,395 INFO ]: RCFGBuilder took 283.15 ms. Allocated memory is still 309.3 MB. Free memory was 251.7 MB in the beginning and 234.7 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 3.6 GB. [2018-06-22 20:16:35,395 INFO ]: TraceAbstraction took 80235.87 ms. Allocated memory was 309.3 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 234.7 MB in the beginning and 438.7 MB in the end (delta: -204.0 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 20:16:35,404 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 309.3 MB. Free memory is still 274.8 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 104.41 ms. Allocated memory is still 309.3 MB. Free memory was 255.8 MB in the beginning and 253.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 45.39 ms. Allocated memory is still 309.3 MB. Free memory was 253.8 MB in the beginning and 251.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 283.15 ms. Allocated memory is still 309.3 MB. Free memory was 251.7 MB in the beginning and 234.7 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 80235.87 ms. Allocated memory was 309.3 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 234.7 MB in the beginning and 438.7 MB in the end (delta: -204.0 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 PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while DnfTransformerHelper was XNF transformer was simplifying 84672 conjuctions. . - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 80.1s 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, 0.0s 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, 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/SYNAPSE_3.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_20-16-35-419.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/SYNAPSE_3.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_20-16-35-419.csv Completed graceful shutdown