java -Xss1g -Xmx8000000000 -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-comp18-benchmarks/lia/chc-lia-0216.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-4413abc-m [2018-06-20 14:11:29,404 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-20 14:11:29,406 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-20 14:11:29,421 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-20 14:11:29,421 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-20 14:11:29,422 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-20 14:11:29,423 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-20 14:11:29,425 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-20 14:11:29,426 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-20 14:11:29,427 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-20 14:11:29,429 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-20 14:11:29,429 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-20 14:11:29,430 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-20 14:11:29,431 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-20 14:11:29,431 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-20 14:11:29,434 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-20 14:11:29,435 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-20 14:11:29,444 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-20 14:11:29,446 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-20 14:11:29,447 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-20 14:11:29,448 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-20 14:11:29,453 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-20 14:11:29,453 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-20 14:11:29,453 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-20 14:11:29,454 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-20 14:11:29,455 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-20 14:11:29,455 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-20 14:11:29,459 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-20 14:11:29,460 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-20 14:11:29,460 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-20 14:11:29,461 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-20 14:11:29,461 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-20 14:11:29,462 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-20 14:11:29,462 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-20 14:11:29,466 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-20 14:11:29,466 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_No_Goto.epf [2018-06-20 14:11:29,487 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-20 14:11:29,487 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-20 14:11:29,487 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-20 14:11:29,487 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-20 14:11:29,489 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-20 14:11:29,490 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-20 14:11:29,490 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-20 14:11:29,490 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-20 14:11:29,490 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-20 14:11:29,490 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-20 14:11:29,491 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-20 14:11:29,491 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-20 14:11:29,491 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-20 14:11:29,491 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-20 14:11:29,491 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-20 14:11:29,491 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-20 14:11:29,492 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-20 14:11:29,492 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-20 14:11:29,492 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-20 14:11:29,496 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-20 14:11:29,496 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-20 14:11:29,551 INFO ]: Repository-Root is: /tmp [2018-06-20 14:11:29,565 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-20 14:11:29,570 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-20 14:11:29,571 INFO ]: Initializing SmtParser... [2018-06-20 14:11:29,572 INFO ]: SmtParser initialized [2018-06-20 14:11:29,573 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp18-benchmarks/lia/chc-lia-0216.smt2 [2018-06-20 14:11:29,574 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 [2018-06-20 14:11:29,644 INFO ]: Executing SMT file /storage/chc-comp18-benchmarks/lia/chc-lia-0216.smt2 unknown [2018-06-20 14:11:30,124 INFO ]: Succesfully executed SMT file /storage/chc-comp18-benchmarks/lia/chc-lia-0216.smt2 [2018-06-20 14:11:30,129 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-20 14:11:30,134 INFO ]: Walking toolchain with 4 elements. [2018-06-20 14:11:30,135 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-20 14:11:30,135 INFO ]: Initializing ChcToBoogie... [2018-06-20 14:11:30,135 INFO ]: ChcToBoogie initialized [2018-06-20 14:11:30,138 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 20.06 02:11:30" (1/1) ... [2018-06-20 14:11:30,305 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 20.06 02:11:30 Unit [2018-06-20 14:11:30,305 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-20 14:11:30,306 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-20 14:11:30,306 INFO ]: Initializing Boogie Preprocessor... [2018-06-20 14:11:30,306 INFO ]: Boogie Preprocessor initialized [2018-06-20 14:11:30,333 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 20.06 02:11:30" (1/1) ... [2018-06-20 14:11:30,333 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 20.06 02:11:30" (1/1) ... [2018-06-20 14:11:30,362 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 20.06 02:11:30" (1/1) ... [2018-06-20 14:11:30,362 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 20.06 02:11:30" (1/1) ... [2018-06-20 14:11:30,380 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 20.06 02:11:30" (1/1) ... [2018-06-20 14:11:30,381 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 20.06 02:11:30" (1/1) ... [2018-06-20 14:11:30,385 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 20.06 02:11:30" (1/1) ... [2018-06-20 14:11:30,402 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-20 14:11:30,402 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-20 14:11:30,402 INFO ]: Initializing RCFGBuilder... [2018-06-20 14:11:30,402 INFO ]: RCFGBuilder initialized [2018-06-20 14:11:30,403 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 20.06 02:11:30" (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) [2018-06-20 14:11:30,419 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-20 14:11:30,419 INFO ]: Found specification of procedure False [2018-06-20 14:11:30,419 INFO ]: Found implementation of procedure False [2018-06-20 14:11:30,419 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-20 14:11:30,419 INFO ]: Found specification of procedure state [2018-06-20 14:11:30,419 INFO ]: Found implementation of procedure state [2018-06-20 14:11:30,420 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-20 14:11:30,420 INFO ]: Found specification of procedure Ultimate.START [2018-06-20 14:11:30,420 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 [2018-06-20 14:11:30,885 INFO ]: Using library mode [2018-06-20 14:11:30,886 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.06 02:11:30 BoogieIcfgContainer [2018-06-20 14:11:30,886 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-20 14:11:30,887 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-20 14:11:30,887 INFO ]: Initializing TraceAbstraction... [2018-06-20 14:11:30,891 INFO ]: TraceAbstraction initialized [2018-06-20 14:11:30,891 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 20.06 02:11:30" (1/3) ... [2018-06-20 14:11:30,892 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36084611 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 20.06 02:11:30, skipping insertion in model container [2018-06-20 14:11:30,892 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 20.06 02:11:30" (2/3) ... [2018-06-20 14:11:30,892 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36084611 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.06 02:11:30, skipping insertion in model container [2018-06-20 14:11:30,892 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.06 02:11:30" (3/3) ... [2018-06-20 14:11:30,895 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-20 14:11:30,904 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-20 14:11:30,913 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-20 14:11:30,959 INFO ]: Using default assertion order modulation [2018-06-20 14:11:30,959 INFO ]: Interprodecural is true [2018-06-20 14:11:30,959 INFO ]: Hoare is false [2018-06-20 14:11:30,960 INFO ]: Compute interpolants for FPandBP [2018-06-20 14:11:30,960 INFO ]: Backedges is TWOTRACK [2018-06-20 14:11:30,960 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-20 14:11:30,960 INFO ]: Difference is false [2018-06-20 14:11:30,960 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-20 14:11:30,960 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-20 14:11:30,976 INFO ]: Start isEmpty. Operand 13 states. [2018-06-20 14:11:30,990 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-20 14:11:30,991 INFO ]: Found error trace [2018-06-20 14:11:30,991 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-20 14:11:30,992 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-20 14:11:30,997 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-20 14:11:30,999 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-20 14:11:30,999 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-20 14:11:31,046 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-20 14:11:31,046 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-20 14:11:31,046 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-20 14:11:31,161 INFO ]: Conjunction of SSA is unsat [2018-06-20 14:11:31,432 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-20 14:11:31,434 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-20 14:11:31,434 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-20 14:11:31,435 INFO ]: Interpolant automaton has 4 states [2018-06-20 14:11:31,447 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-20 14:11:31,448 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-20 14:11:31,449 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-20 14:11:31,595 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-20 14:11:31,596 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-20 14:11:31,597 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-20 14:11:31,598 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-20 14:11:31,599 INFO ]: Finished accepts. some prefix is accepted. [2018-06-20 14:11:31,611 INFO ]: With dead ends: 13 [2018-06-20 14:11:31,611 INFO ]: Without dead ends: 13 [2018-06-20 14:11:31,615 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 [2018-06-20 14:11:31,633 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-20 14:11:31,668 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-20 14:11:31,670 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-20 14:11:31,671 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-20 14:11:31,672 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-20 14:11:31,672 INFO ]: Finished accepts. word is rejected. [2018-06-20 14:11:31,672 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-20 14:11:31,672 INFO ]: Interpolant automaton has 4 states. [2018-06-20 14:11:31,672 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-20 14:11:31,674 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-20 14:11:31,674 INFO ]: Found error trace [2018-06-20 14:11:31,674 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-20 14:11:31,674 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-20 14:11:31,675 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-20 14:11:31,675 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-20 14:11:31,675 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-20 14:11:31,675 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-20 14:11:31,675 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-20 14:11:31,675 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-20 14:11:31,787 INFO ]: Conjunction of SSA is unsat [2018-06-20 14:11:33,241 WARN ]: Spent 1.05 s on a formula simplification. DAG size of input: 124 DAG size of output: 91 [2018-06-20 14:11:33,593 WARN ]: Spent 304.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 19 [2018-06-20 14:11:33,850 WARN ]: Spent 148.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 1 [2018-06-20 14:11:33,852 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-20 14:11:33,852 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-20 14:11:33,852 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 [2018-06-20 14:11:33,867 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-20 14:11:34,045 INFO ]: Conjunction of SSA is unsat [2018-06-20 14:11:34,059 INFO ]: Computing forward predicates... [2018-06-20 14:11:34,208 WARN ]: expecting exponential blowup for input size 13 [2018-06-20 14:11:34,234 WARN ]: expecting exponential blowup for input size 23 Received shutdown request... [2018-06-20 14:12:18,113 INFO ]: Timeout while computing interpolants [2018-06-20 14:12:18,313 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-20 14:12:18,314 WARN ]: Verification canceled [2018-06-20 14:12:18,317 WARN ]: Timeout [2018-06-20 14:12:18,317 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.06 02:12:18 BoogieIcfgContainer [2018-06-20 14:12:18,317 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-20 14:12:18,318 INFO ]: Toolchain (without parser) took 48189.28 ms. Allocated memory was 307.2 MB in the beginning and 5.2 GB in the end (delta: 4.9 GB). Free memory was 238.6 MB in the beginning and 2.3 GB in the end (delta: -2.1 GB). Peak memory consumption was 4.2 GB. Max. memory is 7.1 GB. [2018-06-20 14:12:18,319 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 307.2 MB. Free memory is still 272.7 MB. There was no memory consumed. Max. memory is 7.1 GB. [2018-06-20 14:12:18,320 INFO ]: ChcToBoogie took 170.63 ms. Allocated memory is still 307.2 MB. Free memory was 238.6 MB in the beginning and 230.7 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 7.1 GB. [2018-06-20 14:12:18,329 INFO ]: Boogie Preprocessor took 96.06 ms. Allocated memory is still 307.2 MB. Free memory was 230.7 MB in the beginning and 228.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2018-06-20 14:12:18,330 INFO ]: RCFGBuilder took 483.43 ms. Allocated memory was 307.2 MB in the beginning and 325.6 MB in the end (delta: 18.4 MB). Free memory was 228.7 MB in the beginning and 292.1 MB in the end (delta: -63.4 MB). Peak memory consumption was 48.5 MB. Max. memory is 7.1 GB. [2018-06-20 14:12:18,330 INFO ]: TraceAbstraction took 47430.56 ms. Allocated memory was 325.6 MB in the beginning and 5.2 GB in the end (delta: 4.8 GB). Free memory was 292.1 MB in the beginning and 2.3 GB in the end (delta: -2.0 GB). Peak memory consumption was 4.3 GB. Max. memory is 7.1 GB. [2018-06-20 14:12:18,332 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 307.2 MB. Free memory is still 272.7 MB. There was no memory consumed. Max. memory is 7.1 GB. * ChcToBoogie took 170.63 ms. Allocated memory is still 307.2 MB. Free memory was 238.6 MB in the beginning and 230.7 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 96.06 ms. Allocated memory is still 307.2 MB. Free memory was 230.7 MB in the beginning and 228.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 483.43 ms. Allocated memory was 307.2 MB in the beginning and 325.6 MB in the end (delta: 18.4 MB). Free memory was 228.7 MB in the beginning and 292.1 MB in the end (delta: -63.4 MB). Peak memory consumption was 48.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 47430.56 ms. Allocated memory was 325.6 MB in the beginning and 5.2 GB in the end (delta: 4.8 GB). Free memory was 292.1 MB in the beginning and 2.3 GB in the end (delta: -2.0 GB). Peak memory consumption was 4.3 GB. Max. memory is 7.1 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 23 conjuction. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 47.3s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 11 SDtfs, 1 SDslu, 15 SDs, 0 SdLazy, 6 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 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/chc-lia-0216.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-20_14-12-18-349.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/chc-lia-0216.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-20_14-12-18-349.csv Completed graceful shutdown