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_e8_251.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 20:28:54,866 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 20:28:54,869 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 20:28:54,883 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 20:28:54,884 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 20:28:54,885 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 20:28:54,886 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 20:28:54,887 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 20:28:54,889 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 20:28:54,889 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 20:28:54,891 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 20:28:54,892 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 20:28:54,893 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 20:28:54,894 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 20:28:54,894 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 20:28:54,897 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 20:28:54,899 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 20:28:54,913 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 20:28:54,914 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 20:28:54,915 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 20:28:54,916 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 20:28:54,918 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 20:28:54,918 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 20:28:54,919 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 20:28:54,919 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 20:28:54,920 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 20:28:54,927 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 20:28:54,928 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 20:28:54,929 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 20:28:54,929 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 20:28:54,930 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 20:28:54,931 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 20:28:54,931 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 20:28:54,932 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 20:28:54,932 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 20:28:54,933 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 20:28:54,950 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 20:28:54,950 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 20:28:54,950 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 20:28:54,950 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 20:28:54,951 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 20:28:54,951 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 20:28:54,952 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 20:28:54,952 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 20:28:54,952 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 20:28:54,952 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 20:28:54,952 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 20:28:54,953 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 20:28:54,953 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 20:28:54,953 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 20:28:54,953 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 20:28:54,953 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 20:28:54,954 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 20:28:54,958 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 20:28:54,958 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 20:28:54,960 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 20:28:54,960 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 20:28:55,010 INFO ]: Repository-Root is: /tmp [2018-06-22 20:28:55,021 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 20:28:55,030 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 20:28:55,032 INFO ]: Initializing SmtParser... [2018-06-22 20:28:55,032 INFO ]: SmtParser initialized [2018-06-22 20:28:55,032 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_all_e8_251.smt2 [2018-06-22 20:28:55,034 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 20:28:55,130 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_all_e8_251.smt2 unknown [2018-06-22 20:28:55,549 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_all_e8_251.smt2 [2018-06-22 20:28:55,553 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 20:28:55,558 INFO ]: Walking toolchain with 4 elements. [2018-06-22 20:28:55,559 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 20:28:55,559 INFO ]: Initializing ChcToBoogie... [2018-06-22 20:28:55,559 INFO ]: ChcToBoogie initialized [2018-06-22 20:28:55,566 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 08:28:55" (1/1) ... [2018-06-22 20:28:55,625 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:28:55 Unit [2018-06-22 20:28:55,625 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 20:28:55,626 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 20:28:55,626 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 20:28:55,626 INFO ]: Boogie Preprocessor initialized [2018-06-22 20:28:55,651 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:28:55" (1/1) ... [2018-06-22 20:28:55,651 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:28:55" (1/1) ... [2018-06-22 20:28:55,663 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:28:55" (1/1) ... [2018-06-22 20:28:55,664 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:28:55" (1/1) ... [2018-06-22 20:28:55,669 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:28:55" (1/1) ... [2018-06-22 20:28:55,670 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:28:55" (1/1) ... [2018-06-22 20:28:55,672 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:28:55" (1/1) ... [2018-06-22 20:28:55,675 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 20:28:55,676 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 20:28:55,676 INFO ]: Initializing RCFGBuilder... [2018-06-22 20:28:55,676 INFO ]: RCFGBuilder initialized [2018-06-22 20:28:55,677 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:28:55" (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 20:28:55,694 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 20:28:55,694 INFO ]: Found specification of procedure False [2018-06-22 20:28:55,694 INFO ]: Found implementation of procedure False [2018-06-22 20:28:55,694 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 20:28:55,694 INFO ]: Found specification of procedure state [2018-06-22 20:28:55,695 INFO ]: Found implementation of procedure state [2018-06-22 20:28:55,695 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 20:28:55,695 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 20:28:55,695 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 20:28:56,049 INFO ]: Using library mode [2018-06-22 20:28:56,049 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 08:28:56 BoogieIcfgContainer [2018-06-22 20:28:56,049 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 20:28:56,051 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 20:28:56,051 INFO ]: Initializing TraceAbstraction... [2018-06-22 20:28:56,054 INFO ]: TraceAbstraction initialized [2018-06-22 20:28:56,054 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 08:28:55" (1/3) ... [2018-06-22 20:28:56,055 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b645f82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 08:28:56, skipping insertion in model container [2018-06-22 20:28:56,055 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:28:55" (2/3) ... [2018-06-22 20:28:56,056 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b645f82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 08:28:56, skipping insertion in model container [2018-06-22 20:28:56,056 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 08:28:56" (3/3) ... [2018-06-22 20:28:56,058 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 20:28:56,067 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 20:28:56,078 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 20:28:56,130 INFO ]: Using default assertion order modulation [2018-06-22 20:28:56,131 INFO ]: Interprodecural is true [2018-06-22 20:28:56,131 INFO ]: Hoare is false [2018-06-22 20:28:56,131 INFO ]: Compute interpolants for FPandBP [2018-06-22 20:28:56,131 INFO ]: Backedges is TWOTRACK [2018-06-22 20:28:56,131 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 20:28:56,131 INFO ]: Difference is false [2018-06-22 20:28:56,131 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 20:28:56,131 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 20:28:56,146 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 20:28:56,159 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 20:28:56,159 INFO ]: Found error trace [2018-06-22 20:28:56,160 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 20:28:56,160 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 20:28:56,166 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 20:28:56,168 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 20:28:56,168 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 20:28:56,201 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:28:56,201 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:28:56,201 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:28:56,290 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:28:56,620 WARN ]: Spent 159.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 7 [2018-06-22 20:28:56,624 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 20:28:56,626 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 20:28:56,626 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 20:28:56,627 INFO ]: Interpolant automaton has 4 states [2018-06-22 20:28:56,637 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 20:28:56,638 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 20:28:56,640 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 20:28:56,768 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 20:28:56,768 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 20:28:56,769 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 20:28:56,771 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 20:28:56,771 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 20:28:56,788 INFO ]: With dead ends: 13 [2018-06-22 20:28:56,788 INFO ]: Without dead ends: 13 [2018-06-22 20:28:56,791 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 20:28:56,811 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 20:28:56,847 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 20:28:56,848 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 20:28:56,849 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 20:28:56,850 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 20:28:56,851 INFO ]: Finished accepts. word is rejected. [2018-06-22 20:28:56,851 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 20:28:56,851 INFO ]: Interpolant automaton has 4 states. [2018-06-22 20:28:56,851 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 20:28:56,852 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 20:28:56,852 INFO ]: Found error trace [2018-06-22 20:28:56,852 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 20:28:56,852 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 20:28:56,852 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 20:28:56,852 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 20:28:56,853 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 20:28:56,854 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:28:56,854 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:28:56,854 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:28:56,988 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:29:00,063 WARN ]: Spent 2.56 s on a formula simplification. DAG size of input: 281 DAG size of output: 152 [2018-06-22 20:29:00,447 WARN ]: Spent 199.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 28 [2018-06-22 20:29:00,450 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 20:29:00,450 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 20:29:00,450 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 20:29:00,463 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:29:00,535 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:29:00,547 INFO ]: Computing forward predicates... [2018-06-22 20:29:01,170 WARN ]: expecting exponential blowup for input size 25 Received shutdown request... [2018-06-22 20:29:46,338 INFO ]: Timeout while computing interpolants [2018-06-22 20:29:46,539 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 20:29:46,539 WARN ]: Verification canceled [2018-06-22 20:29:46,542 WARN ]: Timeout [2018-06-22 20:29:46,543 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 08:29:46 BoogieIcfgContainer [2018-06-22 20:29:46,543 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 20:29:46,543 INFO ]: Toolchain (without parser) took 50989.36 ms. Allocated memory was 306.2 MB in the beginning and 3.4 GB in the end (delta: 3.1 GB). Free memory was 250.6 MB in the beginning and 1.1 GB in the end (delta: -812.3 MB). Peak memory consumption was 3.3 GB. Max. memory is 3.6 GB. [2018-06-22 20:29:46,544 INFO ]: SmtParser took 0.06 ms. Allocated memory is still 306.2 MB. Free memory is still 269.7 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 20:29:46,546 INFO ]: ChcToBoogie took 66.46 ms. Allocated memory is still 306.2 MB. Free memory was 249.6 MB in the beginning and 247.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 20:29:46,546 INFO ]: Boogie Preprocessor took 49.39 ms. Allocated memory is still 306.2 MB. Free memory was 247.6 MB in the beginning and 245.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 20:29:46,547 INFO ]: RCFGBuilder took 373.51 ms. Allocated memory is still 306.2 MB. Free memory was 245.6 MB in the beginning and 228.6 MB in the end (delta: 17.1 MB). Peak memory consumption was 17.1 MB. Max. memory is 3.6 GB. [2018-06-22 20:29:46,547 INFO ]: TraceAbstraction took 50491.86 ms. Allocated memory was 306.2 MB in the beginning and 3.4 GB in the end (delta: 3.1 GB). Free memory was 228.6 MB in the beginning and 1.1 GB in the end (delta: -834.3 MB). Peak memory consumption was 3.3 GB. Max. memory is 3.6 GB. [2018-06-22 20:29:46,556 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.06 ms. Allocated memory is still 306.2 MB. Free memory is still 269.7 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 66.46 ms. Allocated memory is still 306.2 MB. Free memory was 249.6 MB in the beginning and 247.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 49.39 ms. Allocated memory is still 306.2 MB. Free memory was 247.6 MB in the beginning and 245.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 373.51 ms. Allocated memory is still 306.2 MB. Free memory was 245.6 MB in the beginning and 228.6 MB in the end (delta: 17.1 MB). Peak memory consumption was 17.1 MB. Max. memory is 3.6 GB. * TraceAbstraction took 50491.86 ms. Allocated memory was 306.2 MB in the beginning and 3.4 GB in the end (delta: 3.1 GB). Free memory was 228.6 MB in the beginning and 1.1 GB in the end (delta: -834.3 MB). 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 25 conjuction. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 50.4s 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, 0.2s 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, 0.0s SatisfiabilityAnalysisTime, 0.3s 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_e8_251.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_20-29-46-572.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/SYNAPSE_all_e8_251.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_20-29-46-572.csv Completed graceful shutdown