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_all.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 20:29:49,729 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 20:29:49,731 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 20:29:49,742 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 20:29:49,743 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 20:29:49,743 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 20:29:49,745 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 20:29:49,746 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 20:29:49,748 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 20:29:49,749 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 20:29:49,749 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 20:29:49,750 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 20:29:49,750 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 20:29:49,751 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 20:29:49,752 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 20:29:49,753 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 20:29:49,755 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 20:29:49,757 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 20:29:49,758 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 20:29:49,759 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 20:29:49,760 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 20:29:49,763 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 20:29:49,763 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 20:29:49,764 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 20:29:49,764 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 20:29:49,765 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 20:29:49,766 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 20:29:49,767 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 20:29:49,768 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 20:29:49,768 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 20:29:49,769 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 20:29:49,770 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 20:29:49,770 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 20:29:49,771 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 20:29:49,771 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 20:29:49,772 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 20:29:49,785 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 20:29:49,786 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 20:29:49,786 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 20:29:49,786 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 20:29:49,787 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 20:29:49,787 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 20:29:49,788 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 20:29:49,788 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 20:29:49,788 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 20:29:49,788 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 20:29:49,789 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 20:29:49,789 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 20:29:49,789 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 20:29:49,789 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 20:29:49,790 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 20:29:49,790 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 20:29:49,790 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 20:29:49,790 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 20:29:49,791 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 20:29:49,792 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 20:29:49,792 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 20:29:49,846 INFO ]: Repository-Root is: /tmp [2018-06-22 20:29:49,859 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 20:29:49,862 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 20:29:49,867 INFO ]: Initializing SmtParser... [2018-06-22 20:29:49,867 INFO ]: SmtParser initialized [2018-06-22 20:29:49,868 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_all.smt2 [2018-06-22 20:29:49,869 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 20:29:49,963 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_all.smt2 unknown [2018-06-22 20:29:50,377 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_all.smt2 [2018-06-22 20:29:50,389 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 20:29:50,395 INFO ]: Walking toolchain with 4 elements. [2018-06-22 20:29:50,396 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 20:29:50,396 INFO ]: Initializing ChcToBoogie... [2018-06-22 20:29:50,396 INFO ]: ChcToBoogie initialized [2018-06-22 20:29:50,405 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 08:29:50" (1/1) ... [2018-06-22 20:29:50,484 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:29:50 Unit [2018-06-22 20:29:50,484 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 20:29:50,489 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 20:29:50,489 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 20:29:50,489 INFO ]: Boogie Preprocessor initialized [2018-06-22 20:29:50,528 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:29:50" (1/1) ... [2018-06-22 20:29:50,528 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:29:50" (1/1) ... [2018-06-22 20:29:50,538 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:29:50" (1/1) ... [2018-06-22 20:29:50,538 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:29:50" (1/1) ... [2018-06-22 20:29:50,553 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:29:50" (1/1) ... [2018-06-22 20:29:50,554 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:29:50" (1/1) ... [2018-06-22 20:29:50,556 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:29:50" (1/1) ... [2018-06-22 20:29:50,561 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 20:29:50,561 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 20:29:50,561 INFO ]: Initializing RCFGBuilder... [2018-06-22 20:29:50,561 INFO ]: RCFGBuilder initialized [2018-06-22 20:29:50,562 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:29:50" (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 20:29:50,587 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 20:29:50,587 INFO ]: Found specification of procedure False [2018-06-22 20:29:50,587 INFO ]: Found implementation of procedure False [2018-06-22 20:29:50,587 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 20:29:50,587 INFO ]: Found specification of procedure state [2018-06-22 20:29:50,587 INFO ]: Found implementation of procedure state [2018-06-22 20:29:50,587 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 20:29:50,587 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 20:29:50,587 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 20:29:50,832 INFO ]: Using library mode [2018-06-22 20:29:50,833 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 08:29:50 BoogieIcfgContainer [2018-06-22 20:29:50,833 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 20:29:50,834 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 20:29:50,834 INFO ]: Initializing TraceAbstraction... [2018-06-22 20:29:50,838 INFO ]: TraceAbstraction initialized [2018-06-22 20:29:50,838 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 08:29:50" (1/3) ... [2018-06-22 20:29:50,839 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15f83c98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 08:29:50, skipping insertion in model container [2018-06-22 20:29:50,839 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:29:50" (2/3) ... [2018-06-22 20:29:50,839 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15f83c98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 08:29:50, skipping insertion in model container [2018-06-22 20:29:50,839 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 08:29:50" (3/3) ... [2018-06-22 20:29:50,841 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 20:29:50,851 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 20:29:50,859 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 20:29:50,909 INFO ]: Using default assertion order modulation [2018-06-22 20:29:50,909 INFO ]: Interprodecural is true [2018-06-22 20:29:50,909 INFO ]: Hoare is false [2018-06-22 20:29:50,909 INFO ]: Compute interpolants for FPandBP [2018-06-22 20:29:50,909 INFO ]: Backedges is TWOTRACK [2018-06-22 20:29:50,909 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 20:29:50,909 INFO ]: Difference is false [2018-06-22 20:29:50,909 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 20:29:50,909 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 20:29:50,924 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 20:29:50,936 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 20:29:50,937 INFO ]: Found error trace [2018-06-22 20:29:50,937 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 20:29:50,938 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 20:29:50,944 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 20:29:50,946 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 20:29:50,946 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 20:29:50,983 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:29:50,983 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:29:50,983 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:29:51,072 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:29:51,358 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 20:29:51,360 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 20:29:51,360 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 20:29:51,361 INFO ]: Interpolant automaton has 4 states [2018-06-22 20:29:51,372 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 20:29:51,372 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 20:29:51,374 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 20:29:51,460 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 20:29:51,460 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 20:29:51,461 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 20:29:51,463 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 20:29:51,463 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 20:29:51,474 INFO ]: With dead ends: 13 [2018-06-22 20:29:51,474 INFO ]: Without dead ends: 13 [2018-06-22 20:29:51,476 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 20:29:51,491 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 20:29:51,514 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 20:29:51,515 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 20:29:51,516 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 20:29:51,517 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 20:29:51,517 INFO ]: Finished accepts. word is rejected. [2018-06-22 20:29:51,517 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 20:29:51,517 INFO ]: Interpolant automaton has 4 states. [2018-06-22 20:29:51,517 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 20:29:51,519 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 20:29:51,519 INFO ]: Found error trace [2018-06-22 20:29:51,519 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 20:29:51,520 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 20:29:51,520 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 20:29:51,520 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 20:29:51,520 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 20:29:51,521 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:29:51,521 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:29:51,521 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:29:51,622 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:29:53,975 WARN ]: Spent 1.92 s on a formula simplification. DAG size of input: 188 DAG size of output: 100 [2018-06-22 20:29:54,099 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 20:29:54,099 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 20:29:54,099 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 20:29:54,106 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:29:54,212 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:29:54,224 INFO ]: Computing forward predicates... [2018-06-22 20:29:54,786 WARN ]: expecting exponential blowup for input size 34 Received shutdown request... [2018-06-22 20:30:40,101 INFO ]: Timeout while computing interpolants [2018-06-22 20:30:40,302 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 20:30:40,302 WARN ]: Verification canceled [2018-06-22 20:30:40,307 WARN ]: Timeout [2018-06-22 20:30:40,307 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 08:30:40 BoogieIcfgContainer [2018-06-22 20:30:40,307 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 20:30:40,308 INFO ]: Toolchain (without parser) took 49918.11 ms. Allocated memory was 304.1 MB in the beginning and 3.6 GB in the end (delta: 3.3 GB). Free memory was 250.5 MB in the beginning and 1.4 GB in the end (delta: -1.1 GB). Peak memory consumption was 3.4 GB. Max. memory is 3.6 GB. [2018-06-22 20:30:40,309 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 304.1 MB. Free memory is still 269.6 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 20:30:40,309 INFO ]: ChcToBoogie took 92.98 ms. Allocated memory is still 304.1 MB. Free memory was 249.5 MB in the beginning and 247.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 20:30:40,310 INFO ]: Boogie Preprocessor took 71.37 ms. Allocated memory is still 304.1 MB. Free memory was 247.5 MB in the beginning and 245.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 20:30:40,310 INFO ]: RCFGBuilder took 271.55 ms. Allocated memory is still 304.1 MB. Free memory was 245.5 MB in the beginning and 228.5 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 3.6 GB. [2018-06-22 20:30:40,311 INFO ]: TraceAbstraction took 49472.79 ms. Allocated memory was 304.1 MB in the beginning and 3.6 GB in the end (delta: 3.3 GB). Free memory was 228.5 MB in the beginning and 1.4 GB in the end (delta: -1.2 GB). Peak memory consumption was 3.3 GB. Max. memory is 3.6 GB. [2018-06-22 20:30:40,314 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 304.1 MB. Free memory is still 269.6 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 92.98 ms. Allocated memory is still 304.1 MB. Free memory was 249.5 MB in the beginning and 247.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 71.37 ms. Allocated memory is still 304.1 MB. Free memory was 247.5 MB in the beginning and 245.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 271.55 ms. Allocated memory is still 304.1 MB. Free memory was 245.5 MB in the beginning and 228.5 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 49472.79 ms. Allocated memory was 304.1 MB in the beginning and 3.6 GB in the end (delta: 3.3 GB). Free memory was 228.5 MB in the beginning and 1.4 GB in the end (delta: -1.2 GB). Peak memory consumption was 3.3 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 transforming 34 conjuction. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 49.4s 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, 0.1s 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, 152 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_all.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_20-30-40-334.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/SYNAPSE_all.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_20-30-40-334.csv Completed graceful shutdown