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/rtp_3.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 19:46:59,030 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 19:46:59,032 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 19:46:59,043 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 19:46:59,044 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 19:46:59,047 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 19:46:59,048 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 19:46:59,051 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 19:46:59,052 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 19:46:59,054 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 19:46:59,055 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 19:46:59,055 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 19:46:59,056 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 19:46:59,057 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 19:46:59,057 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 19:46:59,062 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 19:46:59,064 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 19:46:59,077 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 19:46:59,078 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 19:46:59,079 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 19:46:59,080 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 19:46:59,082 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 19:46:59,082 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 19:46:59,082 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 19:46:59,083 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 19:46:59,089 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 19:46:59,089 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 19:46:59,090 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 19:46:59,091 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 19:46:59,091 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 19:46:59,092 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 19:46:59,092 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 19:46:59,095 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 19:46:59,096 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 19:46:59,096 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 19:46:59,097 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 19:46:59,111 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 19:46:59,111 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 19:46:59,112 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 19:46:59,112 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 19:46:59,113 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 19:46:59,113 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 19:46:59,113 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 19:46:59,113 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 19:46:59,113 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 19:46:59,114 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 19:46:59,114 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 19:46:59,114 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 19:46:59,114 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 19:46:59,114 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 19:46:59,115 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 19:46:59,115 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 19:46:59,115 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 19:46:59,115 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 19:46:59,115 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 19:46:59,116 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 19:46:59,117 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 19:46:59,165 INFO ]: Repository-Root is: /tmp [2018-06-22 19:46:59,181 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 19:46:59,188 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 19:46:59,189 INFO ]: Initializing SmtParser... [2018-06-22 19:46:59,189 INFO ]: SmtParser initialized [2018-06-22 19:46:59,190 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/rtp_3.smt2 [2018-06-22 19:46:59,191 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 19:46:59,289 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/rtp_3.smt2 unknown [2018-06-22 19:46:59,916 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/rtp_3.smt2 [2018-06-22 19:46:59,921 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 19:46:59,936 INFO ]: Walking toolchain with 4 elements. [2018-06-22 19:46:59,937 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 19:46:59,937 INFO ]: Initializing ChcToBoogie... [2018-06-22 19:46:59,937 INFO ]: ChcToBoogie initialized [2018-06-22 19:46:59,940 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 07:46:59" (1/1) ... [2018-06-22 19:47:00,046 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:47:00 Unit [2018-06-22 19:47:00,047 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 19:47:00,047 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 19:47:00,047 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 19:47:00,047 INFO ]: Boogie Preprocessor initialized [2018-06-22 19:47:00,071 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:47:00" (1/1) ... [2018-06-22 19:47:00,071 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:47:00" (1/1) ... [2018-06-22 19:47:00,084 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:47:00" (1/1) ... [2018-06-22 19:47:00,084 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:47:00" (1/1) ... [2018-06-22 19:47:00,097 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:47:00" (1/1) ... [2018-06-22 19:47:00,098 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:47:00" (1/1) ... [2018-06-22 19:47:00,103 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:47:00" (1/1) ... [2018-06-22 19:47:00,108 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 19:47:00,109 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 19:47:00,109 INFO ]: Initializing RCFGBuilder... [2018-06-22 19:47:00,109 INFO ]: RCFGBuilder initialized [2018-06-22 19:47:00,110 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:47:00" (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 19:47:00,122 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 19:47:00,122 INFO ]: Found specification of procedure False [2018-06-22 19:47:00,122 INFO ]: Found implementation of procedure False [2018-06-22 19:47:00,122 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 19:47:00,122 INFO ]: Found specification of procedure state [2018-06-22 19:47:00,122 INFO ]: Found implementation of procedure state [2018-06-22 19:47:00,122 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 19:47:00,122 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 19:47:00,122 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 19:47:00,594 INFO ]: Using library mode [2018-06-22 19:47:00,594 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 07:47:00 BoogieIcfgContainer [2018-06-22 19:47:00,594 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 19:47:00,596 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 19:47:00,596 INFO ]: Initializing TraceAbstraction... [2018-06-22 19:47:00,602 INFO ]: TraceAbstraction initialized [2018-06-22 19:47:00,602 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 07:46:59" (1/3) ... [2018-06-22 19:47:00,603 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13467148 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 07:47:00, skipping insertion in model container [2018-06-22 19:47:00,603 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:47:00" (2/3) ... [2018-06-22 19:47:00,603 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13467148 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 07:47:00, skipping insertion in model container [2018-06-22 19:47:00,603 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 07:47:00" (3/3) ... [2018-06-22 19:47:00,606 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 19:47:00,615 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 19:47:00,626 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 19:47:00,674 INFO ]: Using default assertion order modulation [2018-06-22 19:47:00,675 INFO ]: Interprodecural is true [2018-06-22 19:47:00,675 INFO ]: Hoare is false [2018-06-22 19:47:00,675 INFO ]: Compute interpolants for FPandBP [2018-06-22 19:47:00,675 INFO ]: Backedges is TWOTRACK [2018-06-22 19:47:00,675 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 19:47:00,675 INFO ]: Difference is false [2018-06-22 19:47:00,675 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 19:47:00,675 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 19:47:00,692 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 19:47:00,704 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 19:47:00,704 INFO ]: Found error trace [2018-06-22 19:47:00,705 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 19:47:00,705 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 19:47:00,712 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 19:47:00,714 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 19:47:00,714 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 19:47:00,762 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 19:47:00,762 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 19:47:00,762 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 19:47:00,901 INFO ]: Conjunction of SSA is unsat [2018-06-22 19:47:01,237 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 19:47:01,240 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 19:47:01,240 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 19:47:01,242 INFO ]: Interpolant automaton has 4 states [2018-06-22 19:47:01,257 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 19:47:01,257 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 19:47:01,260 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 19:47:01,409 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 19:47:01,410 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 19:47:01,411 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 19:47:01,413 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 19:47:01,413 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 19:47:01,426 INFO ]: With dead ends: 13 [2018-06-22 19:47:01,427 INFO ]: Without dead ends: 13 [2018-06-22 19:47:01,428 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 19:47:01,447 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 19:47:01,469 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 19:47:01,470 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 19:47:01,471 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 19:47:01,472 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 19:47:01,472 INFO ]: Finished accepts. word is rejected. [2018-06-22 19:47:01,472 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 19:47:01,472 INFO ]: Interpolant automaton has 4 states. [2018-06-22 19:47:01,472 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 19:47:01,473 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 19:47:01,473 INFO ]: Found error trace [2018-06-22 19:47:01,473 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 19:47:01,474 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 19:47:01,474 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 19:47:01,474 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 19:47:01,474 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 19:47:01,474 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 19:47:01,475 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 19:47:01,475 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 19:47:01,590 INFO ]: Conjunction of SSA is unsat [2018-06-22 19:47:02,831 WARN ]: Spent 941.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 53 [2018-06-22 19:47:03,027 WARN ]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-06-22 19:47:03,231 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 19:47:03,231 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 19:47:03,231 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 19:47:03,240 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 19:47:03,416 INFO ]: Conjunction of SSA is unsat [2018-06-22 19:47:03,431 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 19:48:11,093 INFO ]: Timeout while computing interpolants [2018-06-22 19:48:11,294 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 19:48:11,294 WARN ]: Verification canceled [2018-06-22 19:48:11,298 WARN ]: Timeout [2018-06-22 19:48:11,298 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 07:48:11 BoogieIcfgContainer [2018-06-22 19:48:11,298 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 19:48:11,299 INFO ]: Toolchain (without parser) took 71377.77 ms. Allocated memory was 308.8 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 235.4 MB in the beginning and 1.3 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 19:48:11,300 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 308.8 MB. Free memory is still 274.4 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 19:48:11,300 INFO ]: ChcToBoogie took 110.12 ms. Allocated memory is still 308.8 MB. Free memory was 235.4 MB in the beginning and 232.4 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 19:48:11,301 INFO ]: Boogie Preprocessor took 61.05 ms. Allocated memory is still 308.8 MB. Free memory was 232.4 MB in the beginning and 230.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 19:48:11,301 INFO ]: RCFGBuilder took 485.39 ms. Allocated memory was 308.8 MB in the beginning and 329.3 MB in the end (delta: 20.4 MB). Free memory was 230.4 MB in the beginning and 299.4 MB in the end (delta: -69.0 MB). Peak memory consumption was 48.3 MB. Max. memory is 3.6 GB. [2018-06-22 19:48:11,302 INFO ]: TraceAbstraction took 70702.29 ms. Allocated memory was 329.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 299.4 MB in the beginning and 1.3 GB in the end (delta: -1.0 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 19:48:11,305 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 308.8 MB. Free memory is still 274.4 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 110.12 ms. Allocated memory is still 308.8 MB. Free memory was 235.4 MB in the beginning and 232.4 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 61.05 ms. Allocated memory is still 308.8 MB. Free memory was 232.4 MB in the beginning and 230.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 485.39 ms. Allocated memory was 308.8 MB in the beginning and 329.3 MB in the end (delta: 20.4 MB). Free memory was 230.4 MB in the beginning and 299.4 MB in the end (delta: -69.0 MB). Peak memory consumption was 48.3 MB. Max. memory is 3.6 GB. * TraceAbstraction took 70702.29 ms. Allocated memory was 329.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 299.4 MB in the beginning and 1.3 GB in the end (delta: -1.0 GB). 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 XnfDer was eliminating 29 quantified variables from 36 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 70.6s 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, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s 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/rtp_3.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_19-48-11-324.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/rtp_3.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_19-48-11-324.csv Completed graceful shutdown