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/eldarica-misc/LIA/llreve/barthe2-big2_safe.c-1.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 10:57:20,997 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 10:57:20,999 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 10:57:21,013 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 10:57:21,013 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 10:57:21,014 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 10:57:21,015 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 10:57:21,017 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 10:57:21,019 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 10:57:21,020 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 10:57:21,021 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 10:57:21,022 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 10:57:21,022 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 10:57:21,023 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 10:57:21,024 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 10:57:21,027 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 10:57:21,029 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 10:57:21,039 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 10:57:21,041 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 10:57:21,042 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 10:57:21,043 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 10:57:21,044 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 10:57:21,045 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 10:57:21,045 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 10:57:21,046 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 10:57:21,051 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 10:57:21,051 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 10:57:21,052 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 10:57:21,053 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 10:57:21,053 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 10:57:21,054 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 10:57:21,057 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 10:57:21,058 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 10:57:21,058 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 10:57:21,059 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 10:57:21,059 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 10:57:21,076 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 10:57:21,076 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 10:57:21,076 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 10:57:21,076 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 10:57:21,077 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 10:57:21,078 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 10:57:21,078 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 10:57:21,078 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 10:57:21,078 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 10:57:21,078 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 10:57:21,079 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 10:57:21,079 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 10:57:21,079 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 10:57:21,079 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 10:57:21,079 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 10:57:21,079 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 10:57:21,080 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 10:57:21,080 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 10:57:21,080 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 10:57:21,081 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 10:57:21,081 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 10:57:21,131 INFO ]: Repository-Root is: /tmp [2018-06-22 10:57:21,146 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 10:57:21,152 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 10:57:21,153 INFO ]: Initializing SmtParser... [2018-06-22 10:57:21,153 INFO ]: SmtParser initialized [2018-06-22 10:57:21,154 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/eldarica-misc/LIA/llreve/barthe2-big2_safe.c-1.smt2 [2018-06-22 10:57:21,155 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 10:57:21,243 INFO ]: Executing SMT file /storage/chc-comp/eldarica-misc/LIA/llreve/barthe2-big2_safe.c-1.smt2 unknown [2018-06-22 10:57:21,497 INFO ]: Succesfully executed SMT file /storage/chc-comp/eldarica-misc/LIA/llreve/barthe2-big2_safe.c-1.smt2 [2018-06-22 10:57:21,504 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 10:57:21,509 INFO ]: Walking toolchain with 4 elements. [2018-06-22 10:57:21,510 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 10:57:21,510 INFO ]: Initializing ChcToBoogie... [2018-06-22 10:57:21,510 INFO ]: ChcToBoogie initialized [2018-06-22 10:57:21,513 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 10:57:21" (1/1) ... [2018-06-22 10:57:21,555 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 10:57:21 Unit [2018-06-22 10:57:21,555 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 10:57:21,556 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 10:57:21,556 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 10:57:21,556 INFO ]: Boogie Preprocessor initialized [2018-06-22 10:57:21,578 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 10:57:21" (1/1) ... [2018-06-22 10:57:21,578 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 10:57:21" (1/1) ... [2018-06-22 10:57:21,587 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 10:57:21" (1/1) ... [2018-06-22 10:57:21,587 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 10:57:21" (1/1) ... [2018-06-22 10:57:21,591 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 10:57:21" (1/1) ... [2018-06-22 10:57:21,594 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 10:57:21" (1/1) ... [2018-06-22 10:57:21,595 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 10:57:21" (1/1) ... [2018-06-22 10:57:21,602 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 10:57:21,603 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 10:57:21,603 INFO ]: Initializing RCFGBuilder... [2018-06-22 10:57:21,603 INFO ]: RCFGBuilder initialized [2018-06-22 10:57:21,604 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 10:57:21" (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 10:57:21,620 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 10:57:21,620 INFO ]: Found specification of procedure False [2018-06-22 10:57:21,620 INFO ]: Found implementation of procedure False [2018-06-22 10:57:21,620 INFO ]: Specification and implementation of procedure inv_main49 given in one single declaration [2018-06-22 10:57:21,620 INFO ]: Found specification of procedure inv_main49 [2018-06-22 10:57:21,620 INFO ]: Found implementation of procedure inv_main49 [2018-06-22 10:57:21,620 INFO ]: Specification and implementation of procedure inv_main43 given in one single declaration [2018-06-22 10:57:21,620 INFO ]: Found specification of procedure inv_main43 [2018-06-22 10:57:21,620 INFO ]: Found implementation of procedure inv_main43 [2018-06-22 10:57:21,620 INFO ]: Specification and implementation of procedure inv_main37 given in one single declaration [2018-06-22 10:57:21,620 INFO ]: Found specification of procedure inv_main37 [2018-06-22 10:57:21,620 INFO ]: Found implementation of procedure inv_main37 [2018-06-22 10:57:21,620 INFO ]: Specification and implementation of procedure inv_main31 given in one single declaration [2018-06-22 10:57:21,620 INFO ]: Found specification of procedure inv_main31 [2018-06-22 10:57:21,621 INFO ]: Found implementation of procedure inv_main31 [2018-06-22 10:57:21,621 INFO ]: Specification and implementation of procedure inv_main20 given in one single declaration [2018-06-22 10:57:21,621 INFO ]: Found specification of procedure inv_main20 [2018-06-22 10:57:21,621 INFO ]: Found implementation of procedure inv_main20 [2018-06-22 10:57:21,621 INFO ]: Specification and implementation of procedure inv_main14 given in one single declaration [2018-06-22 10:57:21,621 INFO ]: Found specification of procedure inv_main14 [2018-06-22 10:57:21,621 INFO ]: Found implementation of procedure inv_main14 [2018-06-22 10:57:21,621 INFO ]: Specification and implementation of procedure inv_main8 given in one single declaration [2018-06-22 10:57:21,621 INFO ]: Found specification of procedure inv_main8 [2018-06-22 10:57:21,621 INFO ]: Found implementation of procedure inv_main8 [2018-06-22 10:57:21,621 INFO ]: Specification and implementation of procedure inv_main3 given in one single declaration [2018-06-22 10:57:21,621 INFO ]: Found specification of procedure inv_main3 [2018-06-22 10:57:21,621 INFO ]: Found implementation of procedure inv_main3 [2018-06-22 10:57:21,621 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 10:57:21,621 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 10:57:21,621 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 10:57:21,945 INFO ]: Using library mode [2018-06-22 10:57:21,946 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 10:57:21 BoogieIcfgContainer [2018-06-22 10:57:21,946 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 10:57:21,947 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 10:57:21,947 INFO ]: Initializing TraceAbstraction... [2018-06-22 10:57:21,950 INFO ]: TraceAbstraction initialized [2018-06-22 10:57:21,950 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 10:57:21" (1/3) ... [2018-06-22 10:57:21,951 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a560c8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 10:57:21, skipping insertion in model container [2018-06-22 10:57:21,951 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 10:57:21" (2/3) ... [2018-06-22 10:57:21,951 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a560c8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 10:57:21, skipping insertion in model container [2018-06-22 10:57:21,951 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 10:57:21" (3/3) ... [2018-06-22 10:57:21,953 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 10:57:21,962 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 10:57:21,969 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 10:57:22,008 INFO ]: Using default assertion order modulation [2018-06-22 10:57:22,009 INFO ]: Interprodecural is true [2018-06-22 10:57:22,009 INFO ]: Hoare is false [2018-06-22 10:57:22,009 INFO ]: Compute interpolants for FPandBP [2018-06-22 10:57:22,009 INFO ]: Backedges is TWOTRACK [2018-06-22 10:57:22,009 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 10:57:22,009 INFO ]: Difference is false [2018-06-22 10:57:22,009 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 10:57:22,009 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 10:57:22,023 INFO ]: Start isEmpty. Operand 46 states. [2018-06-22 10:57:22,034 INFO ]: Finished isEmpty. Found accepting run of length 38 [2018-06-22 10:57:22,034 INFO ]: Found error trace [2018-06-22 10:57:22,034 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 10:57:22,035 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 10:57:22,038 INFO ]: Analyzing trace with hash -1903069714, now seen corresponding path program 1 times [2018-06-22 10:57:22,039 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 10:57:22,039 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 10:57:22,071 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 10:57:22,071 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 10:57:22,071 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 10:57:22,117 INFO ]: Conjunction of SSA is unsat [2018-06-22 10:57:22,548 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 10:57:22,550 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 10:57:22,551 INFO ]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-06-22 10:57:22,553 INFO ]: Interpolant automaton has 11 states [2018-06-22 10:57:22,568 INFO ]: Constructing interpolant automaton starting with 11 interpolants. [2018-06-22 10:57:22,569 INFO ]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2018-06-22 10:57:22,571 INFO ]: Start difference. First operand 46 states. Second operand 11 states. [2018-06-22 10:57:22,973 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 10:57:22,973 INFO ]: Finished difference Result 60 states and 77 transitions. [2018-06-22 10:57:22,973 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-06-22 10:57:22,974 INFO ]: Start accepts. Automaton has 11 states. Word has length 37 [2018-06-22 10:57:22,975 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 10:57:22,987 INFO ]: With dead ends: 60 [2018-06-22 10:57:22,987 INFO ]: Without dead ends: 58 [2018-06-22 10:57:22,988 INFO ]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2018-06-22 10:57:23,002 INFO ]: Start minimizeSevpa. Operand 58 states. [2018-06-22 10:57:23,030 INFO ]: Finished minimizeSevpa. Reduced states from 58 to 56. [2018-06-22 10:57:23,031 INFO ]: Start removeUnreachable. Operand 56 states. [2018-06-22 10:57:23,033 INFO ]: Finished removeUnreachable. Reduced from 56 states to 56 states and 72 transitions. [2018-06-22 10:57:23,034 INFO ]: Start accepts. Automaton has 56 states and 72 transitions. Word has length 37 [2018-06-22 10:57:23,034 INFO ]: Finished accepts. word is rejected. [2018-06-22 10:57:23,034 INFO ]: Abstraction has 56 states and 72 transitions. [2018-06-22 10:57:23,034 INFO ]: Interpolant automaton has 11 states. [2018-06-22 10:57:23,034 INFO ]: Start isEmpty. Operand 56 states and 72 transitions. [2018-06-22 10:57:23,037 INFO ]: Finished isEmpty. Found accepting run of length 42 [2018-06-22 10:57:23,037 INFO ]: Found error trace [2018-06-22 10:57:23,037 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 10:57:23,038 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 10:57:23,038 INFO ]: Analyzing trace with hash -1735428912, now seen corresponding path program 1 times [2018-06-22 10:57:23,038 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 10:57:23,038 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 10:57:23,039 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 10:57:23,039 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 10:57:23,039 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 10:57:23,064 INFO ]: Conjunction of SSA is sat [2018-06-22 10:57:23,069 INFO ]: Counterexample might be feasible [2018-06-22 10:57:23,087 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 10:57:23 BoogieIcfgContainer [2018-06-22 10:57:23,087 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 10:57:23,088 INFO ]: Toolchain (without parser) took 1583.68 ms. Allocated memory is still 303.6 MB. Free memory was 258.1 MB in the beginning and 189.6 MB in the end (delta: 68.6 MB). Peak memory consumption was 68.6 MB. Max. memory is 3.6 GB. [2018-06-22 10:57:23,089 INFO ]: SmtParser took 0.06 ms. Allocated memory is still 303.6 MB. Free memory is still 269.2 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 10:57:23,090 INFO ]: ChcToBoogie took 45.74 ms. Allocated memory is still 303.6 MB. Free memory was 257.1 MB in the beginning and 255.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 10:57:23,090 INFO ]: Boogie Preprocessor took 46.19 ms. Allocated memory is still 303.6 MB. Free memory was 255.1 MB in the beginning and 254.1 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 3.6 GB. [2018-06-22 10:57:23,091 INFO ]: RCFGBuilder took 343.22 ms. Allocated memory is still 303.6 MB. Free memory was 254.1 MB in the beginning and 242.1 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 3.6 GB. [2018-06-22 10:57:23,091 INFO ]: TraceAbstraction took 1140.00 ms. Allocated memory is still 303.6 MB. Free memory was 241.1 MB in the beginning and 189.6 MB in the end (delta: 51.5 MB). Peak memory consumption was 51.5 MB. Max. memory is 3.6 GB. [2018-06-22 10:57:23,095 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 303.6 MB. Free memory is still 269.2 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 45.74 ms. Allocated memory is still 303.6 MB. Free memory was 257.1 MB in the beginning and 255.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 46.19 ms. Allocated memory is still 303.6 MB. Free memory was 255.1 MB in the beginning and 254.1 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 343.22 ms. Allocated memory is still 303.6 MB. Free memory was 254.1 MB in the beginning and 242.1 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 1140.00 ms. Allocated memory is still 303.6 MB. Free memory was 241.1 MB in the beginning and 189.6 MB in the end (delta: 51.5 MB). Peak memory consumption was 51.5 MB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [UNKNOWN] : assertion can be violated assertion can be violated We found a FailurePath: [L0] CALL call False(); [L0] assume !(hbv_False_1_Int == hbv_False_2_Int); [L0] CALL call inv_main49(hbv_False_3_Int, hbv_False_1_Int, hbv_False_2_Int); [L0] assume !(0 <= hbv_inv_main49_1_Int + -1 * hbv_inv_main49_2_Int && !(hbv_inv_main49_3_Int == 0)); [L0] CALL call inv_main43(hhv_inv_main49_0_Int, hhv_inv_main49_1_Int, hbv_inv_main49_1_Int, hbv_inv_main49_2_Int, hhv_inv_main49_2_Int); [L0] assume !(0 <= hhv_inv_main43_2_Int + -1 * hbv_inv_main43_1_Int && !(hbv_inv_main43_2_Int == 0)) && hhv_inv_main43_3_Int == 1; [L0] CALL call inv_main37(hhv_inv_main43_0_Int, hhv_inv_main43_1_Int, hhv_inv_main43_2_Int, hbv_inv_main43_1_Int, hhv_inv_main43_4_Int); [L0] assume ((hhv_inv_main37_3_Int == hbv_inv_main37_1_Int + 1 && !(hbv_inv_main37_3_Int == 0)) && hhv_inv_main37_4_Int == hbv_inv_main37_2_Int + hbv_inv_main37_1_Int) && 0 <= hhv_inv_main37_2_Int + -1 * hbv_inv_main37_1_Int; [L0] CALL call inv_main37(hhv_inv_main37_0_Int, hhv_inv_main37_1_Int, hhv_inv_main37_2_Int, hbv_inv_main37_1_Int, hbv_inv_main37_2_Int); [L0] assume hhv_inv_main37_3_Int == 1 && !(!(hbv_inv_main37_2_Int == 0) && 0 <= hhv_inv_main37_2_Int + -1 * hbv_inv_main37_1_Int); [L0] CALL call inv_main31(hhv_inv_main37_0_Int, hhv_inv_main37_1_Int, hhv_inv_main37_2_Int, hbv_inv_main37_1_Int, hhv_inv_main37_4_Int); [L0] assume ((hhv_inv_main31_3_Int == 1 && hhv_inv_main31_2_Int == hhv_inv_main31_0_Int) && !(!(hbv_inv_main31_3_Int == 0) && 0 <= hbv_inv_main31_1_Int + -1 * hbv_inv_main31_2_Int)) && hhv_inv_main31_4_Int == 1; [L0] CALL call inv_main20(hhv_inv_main31_0_Int, hbv_inv_main31_1_Int, hbv_inv_main31_2_Int, hhv_inv_main31_1_Int); [L0] assume !(!(hbv_inv_main20_2_Int == 0) && 0 <= hhv_inv_main20_1_Int + -1 * hbv_inv_main20_1_Int) && hhv_inv_main20_2_Int == 1; [L0] CALL call inv_main14(hhv_inv_main20_0_Int, hhv_inv_main20_1_Int, hbv_inv_main20_1_Int, hhv_inv_main20_3_Int); [L0] assume hhv_inv_main14_2_Int == 0 && !(!(hbv_inv_main14_2_Int == 0) && 0 <= hhv_inv_main14_1_Int + -1 * hbv_inv_main14_1_Int); [L0] CALL call inv_main8(hhv_inv_main14_0_Int, hhv_inv_main14_1_Int, hbv_inv_main14_1_Int, hhv_inv_main14_3_Int); [L0] assume (hhv_inv_main8_1_Int == hhv_inv_main8_0_Int && hhv_inv_main8_3_Int == 1) && hhv_inv_main8_2_Int == 1; [L0] CALL call inv_main3(hhv_inv_main8_0_Int); [L0] assume true; [L0] RET call inv_main3(hhv_inv_main8_0_Int); [L0] RET call inv_main8(hhv_inv_main14_0_Int, hhv_inv_main14_1_Int, hbv_inv_main14_1_Int, hhv_inv_main14_3_Int); [L0] RET call inv_main14(hhv_inv_main20_0_Int, hhv_inv_main20_1_Int, hbv_inv_main20_1_Int, hhv_inv_main20_3_Int); [L0] RET call inv_main20(hhv_inv_main31_0_Int, hbv_inv_main31_1_Int, hbv_inv_main31_2_Int, hhv_inv_main31_1_Int); [L0] RET call inv_main31(hhv_inv_main37_0_Int, hhv_inv_main37_1_Int, hhv_inv_main37_2_Int, hbv_inv_main37_1_Int, hhv_inv_main37_4_Int); [L0] RET call inv_main37(hhv_inv_main37_0_Int, hhv_inv_main37_1_Int, hhv_inv_main37_2_Int, hbv_inv_main37_1_Int, hbv_inv_main37_2_Int); [L0] RET call inv_main37(hhv_inv_main43_0_Int, hhv_inv_main43_1_Int, hhv_inv_main43_2_Int, hbv_inv_main43_1_Int, hhv_inv_main43_4_Int); [L0] RET call inv_main43(hhv_inv_main49_0_Int, hhv_inv_main49_1_Int, hbv_inv_main49_1_Int, hbv_inv_main49_2_Int, hhv_inv_main49_2_Int); [L0] RET call inv_main49(hbv_False_3_Int, hbv_False_1_Int, hbv_False_2_Int); [L0] RET call False(); [L0] assert false; - StatisticsResult: Ultimate Automizer benchmark data CFG has 10 procedures, 46 locations, 1 error locations. UNSAFE Result, 1.0s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 43 SDtfs, 3 SDslu, 364 SDs, 0 SdLazy, 138 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=56occurred in iteration=1, 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, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 78 NumberOfCodeBlocks, 78 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 36 ConstructedInterpolants, 0 QuantifiedInterpolants, 2556 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 proved your program to be incorrect! Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/barthe2-big2_safe.c-1.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_10-57-23-107.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/barthe2-big2_safe.c-1.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_10-57-23-107.csv Received shutdown request...