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/DRAGON_5_e3_1503_e7_1879.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 16:52:47,935 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 16:52:47,937 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 16:52:47,951 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 16:52:47,951 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 16:52:47,952 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 16:52:47,953 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 16:52:47,955 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 16:52:47,956 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 16:52:47,958 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 16:52:47,959 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 16:52:47,959 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 16:52:47,960 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 16:52:47,960 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 16:52:47,964 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 16:52:47,964 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 16:52:47,966 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 16:52:47,975 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 16:52:47,976 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 16:52:47,977 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 16:52:47,980 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 16:52:47,982 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 16:52:47,983 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 16:52:47,983 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 16:52:47,984 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 16:52:47,987 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 16:52:47,988 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 16:52:47,988 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 16:52:47,989 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 16:52:47,989 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 16:52:47,993 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 16:52:47,993 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 16:52:47,994 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 16:52:47,994 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 16:52:47,995 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 16:52:47,995 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 16:52:48,014 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 16:52:48,015 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 16:52:48,015 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 16:52:48,015 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 16:52:48,016 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 16:52:48,016 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 16:52:48,016 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 16:52:48,017 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 16:52:48,017 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 16:52:48,017 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 16:52:48,017 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 16:52:48,017 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 16:52:48,018 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 16:52:48,018 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 16:52:48,018 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 16:52:48,019 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 16:52:48,019 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 16:52:48,019 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 16:52:48,019 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 16:52:48,020 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 16:52:48,021 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 16:52:48,077 INFO ]: Repository-Root is: /tmp [2018-06-22 16:52:48,092 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 16:52:48,096 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 16:52:48,098 INFO ]: Initializing SmtParser... [2018-06-22 16:52:48,098 INFO ]: SmtParser initialized [2018-06-22 16:52:48,098 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_5_e3_1503_e7_1879.smt2 [2018-06-22 16:52:48,100 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 16:52:48,173 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_5_e3_1503_e7_1879.smt2 unknown [2018-06-22 16:52:48,841 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_5_e3_1503_e7_1879.smt2 [2018-06-22 16:52:48,846 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 16:52:48,855 INFO ]: Walking toolchain with 4 elements. [2018-06-22 16:52:48,855 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 16:52:48,855 INFO ]: Initializing ChcToBoogie... [2018-06-22 16:52:48,855 INFO ]: ChcToBoogie initialized [2018-06-22 16:52:48,859 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 04:52:48" (1/1) ... [2018-06-22 16:52:48,921 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:52:48 Unit [2018-06-22 16:52:48,922 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 16:52:48,922 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 16:52:48,922 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 16:52:48,922 INFO ]: Boogie Preprocessor initialized [2018-06-22 16:52:48,944 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:52:48" (1/1) ... [2018-06-22 16:52:48,944 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:52:48" (1/1) ... [2018-06-22 16:52:48,971 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:52:48" (1/1) ... [2018-06-22 16:52:48,971 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:52:48" (1/1) ... [2018-06-22 16:52:48,995 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:52:48" (1/1) ... [2018-06-22 16:52:48,996 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:52:48" (1/1) ... [2018-06-22 16:52:49,000 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:52:48" (1/1) ... [2018-06-22 16:52:49,015 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 16:52:49,016 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 16:52:49,016 INFO ]: Initializing RCFGBuilder... [2018-06-22 16:52:49,016 INFO ]: RCFGBuilder initialized [2018-06-22 16:52:49,017 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:52:48" (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 16:52:49,037 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 16:52:49,038 INFO ]: Found specification of procedure False [2018-06-22 16:52:49,038 INFO ]: Found implementation of procedure False [2018-06-22 16:52:49,038 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 16:52:49,038 INFO ]: Found specification of procedure state [2018-06-22 16:52:49,038 INFO ]: Found implementation of procedure state [2018-06-22 16:52:49,038 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 16:52:49,038 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 16:52:49,038 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 16:52:49,570 INFO ]: Using library mode [2018-06-22 16:52:49,570 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 04:52:49 BoogieIcfgContainer [2018-06-22 16:52:49,570 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 16:52:49,571 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 16:52:49,571 INFO ]: Initializing TraceAbstraction... [2018-06-22 16:52:49,576 INFO ]: TraceAbstraction initialized [2018-06-22 16:52:49,576 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 04:52:48" (1/3) ... [2018-06-22 16:52:49,577 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d071a2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 04:52:49, skipping insertion in model container [2018-06-22 16:52:49,577 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:52:48" (2/3) ... [2018-06-22 16:52:49,577 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d071a2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 04:52:49, skipping insertion in model container [2018-06-22 16:52:49,578 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 04:52:49" (3/3) ... [2018-06-22 16:52:49,579 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 16:52:49,588 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 16:52:49,598 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 16:52:49,648 INFO ]: Using default assertion order modulation [2018-06-22 16:52:49,649 INFO ]: Interprodecural is true [2018-06-22 16:52:49,649 INFO ]: Hoare is false [2018-06-22 16:52:49,649 INFO ]: Compute interpolants for FPandBP [2018-06-22 16:52:49,649 INFO ]: Backedges is TWOTRACK [2018-06-22 16:52:49,649 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 16:52:49,649 INFO ]: Difference is false [2018-06-22 16:52:49,649 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 16:52:49,649 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 16:52:49,666 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 16:52:49,680 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 16:52:49,680 INFO ]: Found error trace [2018-06-22 16:52:49,681 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 16:52:49,681 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 16:52:49,686 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 16:52:49,688 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 16:52:49,689 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 16:52:49,738 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:52:49,738 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:52:49,738 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:52:49,873 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:52:50,175 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 16:52:50,178 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 16:52:50,178 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 16:52:50,180 INFO ]: Interpolant automaton has 4 states [2018-06-22 16:52:50,195 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 16:52:50,196 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 16:52:50,198 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 16:52:50,354 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 16:52:50,354 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 16:52:50,355 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 16:52:50,357 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 16:52:50,357 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 16:52:50,372 INFO ]: With dead ends: 13 [2018-06-22 16:52:50,372 INFO ]: Without dead ends: 13 [2018-06-22 16:52:50,375 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 16:52:50,392 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 16:52:50,428 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 16:52:50,429 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 16:52:50,430 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 16:52:50,431 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 16:52:50,431 INFO ]: Finished accepts. word is rejected. [2018-06-22 16:52:50,431 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 16:52:50,431 INFO ]: Interpolant automaton has 4 states. [2018-06-22 16:52:50,431 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 16:52:50,433 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 16:52:50,433 INFO ]: Found error trace [2018-06-22 16:52:50,433 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 16:52:50,433 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 16:52:50,434 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 16:52:50,434 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 16:52:50,434 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 16:52:50,434 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:52:50,434 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:52:50,434 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:52:50,567 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:52:51,587 WARN ]: Spent 722.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 53 [2018-06-22 16:52:51,650 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 16:52:51,650 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 16:52:51,650 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 16:52:51,663 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:52:51,808 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:52:51,821 INFO ]: Computing forward predicates... [2018-06-22 16:52:53,199 WARN ]: expecting exponential blowup for input size 15 [2018-06-22 16:52:54,659 WARN ]: Simplifying disjunction of 46656 conjuctions. This might take some time... Received shutdown request... [2018-06-22 16:54:07,905 INFO ]: Timeout while computing interpolants [2018-06-22 16:54:08,106 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 16:54:08,107 WARN ]: Verification canceled [2018-06-22 16:54:08,110 WARN ]: Timeout [2018-06-22 16:54:08,110 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 04:54:08 BoogieIcfgContainer [2018-06-22 16:54:08,110 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 16:54:08,111 INFO ]: Toolchain (without parser) took 79264.17 ms. Allocated memory was 309.3 MB in the beginning and 497.5 MB in the end (delta: 188.2 MB). Free memory was 231.8 MB in the beginning and 306.2 MB in the end (delta: -74.4 MB). Peak memory consumption was 170.3 MB. Max. memory is 3.6 GB. [2018-06-22 16:54:08,112 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 309.3 MB. Free memory is still 273.8 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 16:54:08,112 INFO ]: ChcToBoogie took 66.52 ms. Allocated memory is still 309.3 MB. Free memory was 231.8 MB in the beginning and 229.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 16:54:08,112 INFO ]: Boogie Preprocessor took 93.05 ms. Allocated memory is still 309.3 MB. Free memory was 229.8 MB in the beginning and 227.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 16:54:08,115 INFO ]: RCFGBuilder took 554.55 ms. Allocated memory was 309.3 MB in the beginning and 330.3 MB in the end (delta: 21.0 MB). Free memory was 225.8 MB in the beginning and 293.9 MB in the end (delta: -68.1 MB). Peak memory consumption was 43.1 MB. Max. memory is 3.6 GB. [2018-06-22 16:54:08,115 INFO ]: TraceAbstraction took 78539.06 ms. Allocated memory was 330.3 MB in the beginning and 497.5 MB in the end (delta: 167.2 MB). Free memory was 291.6 MB in the beginning and 306.2 MB in the end (delta: -14.6 MB). Peak memory consumption was 209.2 MB. Max. memory is 3.6 GB. [2018-06-22 16:54:08,124 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 309.3 MB. Free memory is still 273.8 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 66.52 ms. Allocated memory is still 309.3 MB. Free memory was 231.8 MB in the beginning and 229.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 93.05 ms. Allocated memory is still 309.3 MB. Free memory was 229.8 MB in the beginning and 227.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 554.55 ms. Allocated memory was 309.3 MB in the beginning and 330.3 MB in the end (delta: 21.0 MB). Free memory was 225.8 MB in the beginning and 293.9 MB in the end (delta: -68.1 MB). Peak memory consumption was 43.1 MB. Max. memory is 3.6 GB. * TraceAbstraction took 78539.06 ms. Allocated memory was 330.3 MB in the beginning and 497.5 MB in the end (delta: 167.2 MB). Free memory was 291.6 MB in the beginning and 306.2 MB in the end (delta: -14.6 MB). Peak memory consumption was 209.2 MB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [UNKNOWN] : Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 0). Cancelled while BasicCegarLoop was analyzing trace of length 14 with TraceHistMax 2, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while DnfTransformerHelper was XNF transformer was simplifying 46656 conjuctions. . - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 78.4s 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, 0.1s 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, 0.1s SatisfiabilityAnalysisTime, 0.2s 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/DRAGON_5_e3_1503_e7_1879.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_16-54-08-138.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/DRAGON_5_e3_1503_e7_1879.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_16-54-08-138.csv Completed graceful shutdown