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_123_e8_748.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 20:05:05,781 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 20:05:05,783 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 20:05:05,795 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 20:05:05,795 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 20:05:05,796 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 20:05:05,798 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 20:05:05,800 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 20:05:05,801 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 20:05:05,802 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 20:05:05,803 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 20:05:05,803 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 20:05:05,804 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 20:05:05,805 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 20:05:05,806 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 20:05:05,807 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 20:05:05,808 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 20:05:05,819 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 20:05:05,821 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 20:05:05,822 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 20:05:05,823 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 20:05:05,825 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 20:05:05,826 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 20:05:05,826 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 20:05:05,827 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 20:05:05,833 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 20:05:05,834 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 20:05:05,834 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 20:05:05,835 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 20:05:05,835 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 20:05:05,836 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 20:05:05,840 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 20:05:05,841 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 20:05:05,841 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 20:05:05,842 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 20:05:05,842 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 20:05:05,866 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 20:05:05,866 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 20:05:05,867 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 20:05:05,867 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 20:05:05,869 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 20:05:05,869 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 20:05:05,869 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 20:05:05,869 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 20:05:05,870 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 20:05:05,870 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 20:05:05,870 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 20:05:05,870 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 20:05:05,870 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 20:05:05,871 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 20:05:05,871 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 20:05:05,871 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 20:05:05,871 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 20:05:05,871 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 20:05:05,871 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 20:05:05,873 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 20:05:05,873 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 20:05:05,924 INFO ]: Repository-Root is: /tmp [2018-06-22 20:05:05,938 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 20:05:05,945 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 20:05:05,947 INFO ]: Initializing SmtParser... [2018-06-22 20:05:05,947 INFO ]: SmtParser initialized [2018-06-22 20:05:05,948 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_123_e8_748.smt2 [2018-06-22 20:05:05,949 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 20:05:06,041 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_123_e8_748.smt2 unknown [2018-06-22 20:05:06,461 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_123_e8_748.smt2 [2018-06-22 20:05:06,465 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 20:05:06,471 INFO ]: Walking toolchain with 4 elements. [2018-06-22 20:05:06,472 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 20:05:06,472 INFO ]: Initializing ChcToBoogie... [2018-06-22 20:05:06,472 INFO ]: ChcToBoogie initialized [2018-06-22 20:05:06,475 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 08:05:06" (1/1) ... [2018-06-22 20:05:06,531 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:05:06 Unit [2018-06-22 20:05:06,531 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 20:05:06,532 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 20:05:06,532 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 20:05:06,532 INFO ]: Boogie Preprocessor initialized [2018-06-22 20:05:06,555 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:05:06" (1/1) ... [2018-06-22 20:05:06,555 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:05:06" (1/1) ... [2018-06-22 20:05:06,567 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:05:06" (1/1) ... [2018-06-22 20:05:06,567 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:05:06" (1/1) ... [2018-06-22 20:05:06,584 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:05:06" (1/1) ... [2018-06-22 20:05:06,585 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:05:06" (1/1) ... [2018-06-22 20:05:06,587 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:05:06" (1/1) ... [2018-06-22 20:05:06,599 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 20:05:06,599 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 20:05:06,599 INFO ]: Initializing RCFGBuilder... [2018-06-22 20:05:06,599 INFO ]: RCFGBuilder initialized [2018-06-22 20:05:06,600 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:05:06" (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 20:05:06,616 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 20:05:06,617 INFO ]: Found specification of procedure False [2018-06-22 20:05:06,617 INFO ]: Found implementation of procedure False [2018-06-22 20:05:06,617 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 20:05:06,617 INFO ]: Found specification of procedure state [2018-06-22 20:05:06,617 INFO ]: Found implementation of procedure state [2018-06-22 20:05:06,617 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 20:05:06,617 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 20:05:06,617 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 20:05:06,960 INFO ]: Using library mode [2018-06-22 20:05:06,961 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 08:05:06 BoogieIcfgContainer [2018-06-22 20:05:06,961 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 20:05:06,963 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 20:05:06,963 INFO ]: Initializing TraceAbstraction... [2018-06-22 20:05:06,969 INFO ]: TraceAbstraction initialized [2018-06-22 20:05:06,969 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 08:05:06" (1/3) ... [2018-06-22 20:05:06,970 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e49598b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 08:05:06, skipping insertion in model container [2018-06-22 20:05:06,970 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:05:06" (2/3) ... [2018-06-22 20:05:06,970 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e49598b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 08:05:06, skipping insertion in model container [2018-06-22 20:05:06,970 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 08:05:06" (3/3) ... [2018-06-22 20:05:06,973 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 20:05:06,983 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 20:05:06,994 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 20:05:07,045 INFO ]: Using default assertion order modulation [2018-06-22 20:05:07,046 INFO ]: Interprodecural is true [2018-06-22 20:05:07,046 INFO ]: Hoare is false [2018-06-22 20:05:07,046 INFO ]: Compute interpolants for FPandBP [2018-06-22 20:05:07,046 INFO ]: Backedges is TWOTRACK [2018-06-22 20:05:07,046 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 20:05:07,046 INFO ]: Difference is false [2018-06-22 20:05:07,046 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 20:05:07,046 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 20:05:07,074 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 20:05:07,092 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 20:05:07,092 INFO ]: Found error trace [2018-06-22 20:05:07,093 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 20:05:07,093 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 20:05:07,097 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 20:05:07,098 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 20:05:07,098 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 20:05:07,135 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:05:07,135 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:05:07,135 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:05:07,228 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:05:07,505 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 20:05:07,508 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 20:05:07,508 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 20:05:07,509 INFO ]: Interpolant automaton has 4 states [2018-06-22 20:05:07,519 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 20:05:07,520 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 20:05:07,522 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 20:05:07,662 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 20:05:07,663 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 20:05:07,664 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 20:05:07,665 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 20:05:07,665 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 20:05:07,679 INFO ]: With dead ends: 13 [2018-06-22 20:05:07,679 INFO ]: Without dead ends: 13 [2018-06-22 20:05:07,681 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 20:05:07,700 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 20:05:07,725 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 20:05:07,726 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 20:05:07,726 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 20:05:07,728 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 20:05:07,728 INFO ]: Finished accepts. word is rejected. [2018-06-22 20:05:07,728 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 20:05:07,728 INFO ]: Interpolant automaton has 4 states. [2018-06-22 20:05:07,728 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 20:05:07,729 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 20:05:07,729 INFO ]: Found error trace [2018-06-22 20:05:07,729 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 20:05:07,730 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 20:05:07,730 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 20:05:07,730 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 20:05:07,730 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 20:05:07,730 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:05:07,731 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:05:07,731 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:05:07,842 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:05:10,487 WARN ]: Spent 2.17 s on a formula simplification. DAG size of input: 229 DAG size of output: 127 [2018-06-22 20:05:10,648 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 20:05:10,648 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 20:05:10,648 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 20:05:10,654 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:05:10,748 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:05:10,762 INFO ]: Computing forward predicates... [2018-06-22 20:05:11,689 WARN ]: expecting exponential blowup for input size 24 Received shutdown request... [2018-06-22 20:06:00,843 INFO ]: Timeout while computing interpolants [2018-06-22 20:06:01,044 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 20:06:01,044 WARN ]: Verification canceled [2018-06-22 20:06:01,048 WARN ]: Timeout [2018-06-22 20:06:01,048 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 08:06:01 BoogieIcfgContainer [2018-06-22 20:06:01,048 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 20:06:01,049 INFO ]: Toolchain (without parser) took 54582.66 ms. Allocated memory was 308.3 MB in the beginning and 3.2 GB in the end (delta: 2.9 GB). Free memory was 252.7 MB in the beginning and 1.0 GB in the end (delta: -747.6 MB). Peak memory consumption was 3.4 GB. Max. memory is 3.6 GB. [2018-06-22 20:06:01,050 INFO ]: SmtParser took 0.08 ms. Allocated memory is still 308.3 MB. Free memory is still 272.8 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 20:06:01,050 INFO ]: ChcToBoogie took 59.51 ms. Allocated memory is still 308.3 MB. Free memory was 252.7 MB in the beginning and 250.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 20:06:01,050 INFO ]: Boogie Preprocessor took 67.36 ms. Allocated memory is still 308.3 MB. Free memory was 250.7 MB in the beginning and 248.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 20:06:01,051 INFO ]: RCFGBuilder took 361.61 ms. Allocated memory is still 308.3 MB. Free memory was 248.7 MB in the beginning and 230.7 MB in the end (delta: 18.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 3.6 GB. [2018-06-22 20:06:01,051 INFO ]: TraceAbstraction took 54085.33 ms. Allocated memory was 308.3 MB in the beginning and 3.2 GB in the end (delta: 2.9 GB). Free memory was 230.7 MB in the beginning and 1.0 GB in the end (delta: -769.6 MB). Peak memory consumption was 3.4 GB. Max. memory is 3.6 GB. [2018-06-22 20:06:01,055 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 308.3 MB. Free memory is still 272.8 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 59.51 ms. Allocated memory is still 308.3 MB. Free memory was 252.7 MB in the beginning and 250.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 67.36 ms. Allocated memory is still 308.3 MB. Free memory was 250.7 MB in the beginning and 248.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 361.61 ms. Allocated memory is still 308.3 MB. Free memory was 248.7 MB in the beginning and 230.7 MB in the end (delta: 18.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 54085.33 ms. Allocated memory was 308.3 MB in the beginning and 3.2 GB in the end (delta: 2.9 GB). Free memory was 230.7 MB in the beginning and 1.0 GB in the end (delta: -769.6 MB). Peak memory consumption was 3.4 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 transforming 24 conjuction. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 54.0s 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, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 168 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_123_e8_748.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_20-06-01-070.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/SYNAPSE_123_e8_748.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_20-06-01-070.csv Completed graceful shutdown