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_Goto.epf -i /storage/chc-comp/eldarica-misc/LIA/reve/012d-horn.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 01:27:29,722 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 01:27:29,724 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 01:27:29,734 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 01:27:29,735 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 01:27:29,736 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 01:27:29,739 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 01:27:29,741 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 01:27:29,743 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 01:27:29,743 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 01:27:29,745 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 01:27:29,745 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 01:27:29,746 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 01:27:29,747 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 01:27:29,748 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 01:27:29,748 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 01:27:29,752 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 01:27:29,753 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 01:27:29,763 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 01:27:29,764 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 01:27:29,765 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 01:27:29,767 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 01:27:29,767 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 01:27:29,767 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 01:27:29,772 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 01:27:29,773 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 01:27:29,773 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 01:27:29,774 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 01:27:29,777 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 01:27:29,777 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 01:27:29,777 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 01:27:29,778 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 01:27:29,778 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 01:27:29,779 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 01:27:29,779 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 01:27:29,780 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_Goto.epf [2018-06-22 01:27:29,801 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 01:27:29,801 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 01:27:29,801 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 01:27:29,802 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 01:27:29,803 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 01:27:29,803 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 01:27:29,804 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 01:27:29,804 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 01:27:29,804 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 01:27:29,804 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 01:27:29,804 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 01:27:29,805 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 01:27:29,805 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 01:27:29,805 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 01:27:29,805 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 01:27:29,805 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 01:27:29,805 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 01:27:29,810 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 01:27:29,810 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 01:27:29,850 INFO ]: Repository-Root is: /tmp [2018-06-22 01:27:29,867 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 01:27:29,875 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 01:27:29,877 INFO ]: Initializing SmtParser... [2018-06-22 01:27:29,877 INFO ]: SmtParser initialized [2018-06-22 01:27:29,877 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/eldarica-misc/LIA/reve/012d-horn.smt2 [2018-06-22 01:27:29,879 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 01:27:29,966 INFO ]: Executing SMT file /storage/chc-comp/eldarica-misc/LIA/reve/012d-horn.smt2 unknown [2018-06-22 01:27:30,161 INFO ]: Succesfully executed SMT file /storage/chc-comp/eldarica-misc/LIA/reve/012d-horn.smt2 [2018-06-22 01:27:30,166 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 01:27:30,172 INFO ]: Walking toolchain with 4 elements. [2018-06-22 01:27:30,173 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 01:27:30,173 INFO ]: Initializing ChcToBoogie... [2018-06-22 01:27:30,173 INFO ]: ChcToBoogie initialized [2018-06-22 01:27:30,179 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 01:27:30" (1/1) ... [2018-06-22 01:27:30,231 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 01:27:30 Unit [2018-06-22 01:27:30,231 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 01:27:30,232 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 01:27:30,232 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 01:27:30,232 INFO ]: Boogie Preprocessor initialized [2018-06-22 01:27:30,252 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 01:27:30" (1/1) ... [2018-06-22 01:27:30,252 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 01:27:30" (1/1) ... [2018-06-22 01:27:30,258 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 01:27:30" (1/1) ... [2018-06-22 01:27:30,258 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 01:27:30" (1/1) ... [2018-06-22 01:27:30,262 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 01:27:30" (1/1) ... [2018-06-22 01:27:30,264 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 01:27:30" (1/1) ... [2018-06-22 01:27:30,265 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 01:27:30" (1/1) ... [2018-06-22 01:27:30,266 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 01:27:30,269 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 01:27:30,269 INFO ]: Initializing RCFGBuilder... [2018-06-22 01:27:30,269 INFO ]: RCFGBuilder initialized [2018-06-22 01:27:30,270 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 01:27:30" (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) [2018-06-22 01:27:30,282 INFO ]: Specification and implementation of procedure gotoProc given in one single declaration [2018-06-22 01:27:30,282 INFO ]: Found specification of procedure gotoProc [2018-06-22 01:27:30,282 INFO ]: Found implementation of procedure gotoProc [2018-06-22 01:27:30,282 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 01:27:30,282 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 01:27:30,282 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 01:27:30,552 INFO ]: Using library mode [2018-06-22 01:27:30,552 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 01:27:30 BoogieIcfgContainer [2018-06-22 01:27:30,552 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 01:27:30,558 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 01:27:30,558 INFO ]: Initializing TraceAbstraction... [2018-06-22 01:27:30,562 INFO ]: TraceAbstraction initialized [2018-06-22 01:27:30,563 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 01:27:30" (1/3) ... [2018-06-22 01:27:30,564 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75f9efe8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 01:27:30, skipping insertion in model container [2018-06-22 01:27:30,564 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 01:27:30" (2/3) ... [2018-06-22 01:27:30,564 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75f9efe8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 01:27:30, skipping insertion in model container [2018-06-22 01:27:30,564 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 01:27:30" (3/3) ... [2018-06-22 01:27:30,567 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 01:27:30,576 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 01:27:30,584 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 01:27:30,639 INFO ]: Using default assertion order modulation [2018-06-22 01:27:30,639 INFO ]: Interprodecural is true [2018-06-22 01:27:30,639 INFO ]: Hoare is false [2018-06-22 01:27:30,640 INFO ]: Compute interpolants for FPandBP [2018-06-22 01:27:30,640 INFO ]: Backedges is TWOTRACK [2018-06-22 01:27:30,640 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 01:27:30,640 INFO ]: Difference is false [2018-06-22 01:27:30,640 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 01:27:30,640 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 01:27:30,662 INFO ]: Start isEmpty. Operand 12 states. [2018-06-22 01:27:30,672 INFO ]: Finished isEmpty. Found accepting run of length 7 [2018-06-22 01:27:30,673 INFO ]: Found error trace [2018-06-22 01:27:30,676 INFO ]: trace histogram [1, 1, 1, 1, 1, 1] [2018-06-22 01:27:30,676 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 01:27:30,681 INFO ]: Analyzing trace with hash 2118833424, now seen corresponding path program 1 times [2018-06-22 01:27:30,683 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 01:27:30,683 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 01:27:30,729 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 01:27:30,729 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 01:27:30,729 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 01:27:30,755 INFO ]: Conjunction of SSA is unsat [2018-06-22 01:27:30,790 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 01:27:30,793 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 01:27:30,793 INFO ]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-06-22 01:27:30,795 INFO ]: Interpolant automaton has 2 states [2018-06-22 01:27:30,811 INFO ]: Constructing interpolant automaton starting with 2 interpolants. [2018-06-22 01:27:30,811 INFO ]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-06-22 01:27:30,813 INFO ]: Start difference. First operand 12 states. Second operand 2 states. [2018-06-22 01:27:30,831 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 01:27:30,838 INFO ]: Finished difference Result 10 states and 14 transitions. [2018-06-22 01:27:30,838 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-06-22 01:27:30,839 INFO ]: Start accepts. Automaton has 2 states. Word has length 6 [2018-06-22 01:27:30,839 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 01:27:30,848 INFO ]: With dead ends: 10 [2018-06-22 01:27:30,848 INFO ]: Without dead ends: 10 [2018-06-22 01:27:30,852 INFO ]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-06-22 01:27:30,866 INFO ]: Start minimizeSevpa. Operand 10 states. [2018-06-22 01:27:30,879 INFO ]: Finished minimizeSevpa. Reduced states from 10 to 10. [2018-06-22 01:27:30,880 INFO ]: Start removeUnreachable. Operand 10 states. [2018-06-22 01:27:30,880 INFO ]: Finished removeUnreachable. Reduced from 10 states to 10 states and 14 transitions. [2018-06-22 01:27:30,881 INFO ]: Start accepts. Automaton has 10 states and 14 transitions. Word has length 6 [2018-06-22 01:27:30,881 INFO ]: Finished accepts. word is rejected. [2018-06-22 01:27:30,881 INFO ]: Abstraction has 10 states and 14 transitions. [2018-06-22 01:27:30,881 INFO ]: Interpolant automaton has 2 states. [2018-06-22 01:27:30,881 INFO ]: Start isEmpty. Operand 10 states and 14 transitions. [2018-06-22 01:27:30,882 INFO ]: Finished isEmpty. Found accepting run of length 8 [2018-06-22 01:27:30,882 INFO ]: Found error trace [2018-06-22 01:27:30,882 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-06-22 01:27:30,882 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 01:27:30,882 INFO ]: Analyzing trace with hash 1255120571, now seen corresponding path program 1 times [2018-06-22 01:27:30,882 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 01:27:30,882 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 01:27:30,883 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 01:27:30,883 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 01:27:30,883 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 01:27:30,899 INFO ]: Conjunction of SSA is sat [2018-06-22 01:27:30,902 INFO ]: Counterexample might be feasible [2018-06-22 01:27:30,919 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 01:27:30 BoogieIcfgContainer [2018-06-22 01:27:30,919 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 01:27:30,920 INFO ]: Toolchain (without parser) took 753.71 ms. Allocated memory is still 306.7 MB. Free memory was 262.1 MB in the beginning and 235.1 MB in the end (delta: 27.0 MB). Peak memory consumption was 27.0 MB. Max. memory is 3.6 GB. [2018-06-22 01:27:30,921 INFO ]: SmtParser took 0.08 ms. Allocated memory is still 306.7 MB. Free memory is still 272.2 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 01:27:30,922 INFO ]: ChcToBoogie took 58.85 ms. Allocated memory is still 306.7 MB. Free memory was 262.1 MB in the beginning and 260.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 01:27:30,922 INFO ]: Boogie Preprocessor took 34.31 ms. Allocated memory is still 306.7 MB. Free memory was 260.1 MB in the beginning and 259.1 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 3.6 GB. [2018-06-22 01:27:30,923 INFO ]: RCFGBuilder took 283.37 ms. Allocated memory is still 306.7 MB. Free memory was 259.1 MB in the beginning and 250.1 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 3.6 GB. [2018-06-22 01:27:30,923 INFO ]: TraceAbstraction took 361.50 ms. Allocated memory is still 306.7 MB. Free memory was 249.1 MB in the beginning and 235.1 MB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 3.6 GB. [2018-06-22 01:27:30,933 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.08 ms. Allocated memory is still 306.7 MB. Free memory is still 272.2 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 58.85 ms. Allocated memory is still 306.7 MB. Free memory was 262.1 MB in the beginning and 260.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 34.31 ms. Allocated memory is still 306.7 MB. Free memory was 260.1 MB in the beginning and 259.1 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 3.6 GB. * RCFGBuilder took 283.37 ms. Allocated memory is still 306.7 MB. Free memory was 259.1 MB in the beginning and 250.1 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 361.50 ms. Allocated memory is still 306.7 MB. Free memory was 249.1 MB in the beginning and 235.1 MB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 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 gotoProc(0, 0, 0, 0, 0); [L0] gotoSwitch := gotoSwitch_in; [L0] assume ((((hbv_False_3_Int + -1 == hbv_False_4_Int && hbv_False_3_Int == hbv_False_1_Int) && !(hbv_False_3_Int + hbv_False_5_Int == hbv_False_1_Int + -1 + hbv_False_1_Int + hbv_False_6_Int)) && hbv_False_1_Int + -3 == hbv_False_2_Int) && !(hbv_False_3_Int <= 1)) && !(hbv_False_1_Int <= 1); [L0] hhv_REC_f_f_0_Int, hhv_REC_f_f_1_Int, hhv_REC_f_f_2_Int, hhv_REC_f_f_3_Int := hbv_False_4_Int, hbv_False_5_Int, hbv_False_2_Int, hbv_False_6_Int; [L0] havoc hbv_False_5_Int, hbv_False_3_Int, hbv_False_6_Int, hbv_False_2_Int, hbv_False_1_Int, hbv_False_4_Int; [L0] assume ((hhv_REC_f_f_0_Int <= 1 && hhv_REC_f_f_3_Int == hhv_REC_f_f_2_Int) && hhv_REC_f_f_1_Int == hhv_REC_f_f_0_Int) && hhv_REC_f_f_2_Int <= 1; [L0] RET call gotoProc(0, 0, 0, 0, 0); [L0] assert false; - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 12 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 14 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=12occurred 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, 0.0s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 25 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/012d-horn.smt2_AutomizerCHC_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_01-27-30-948.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/012d-horn.smt2_AutomizerCHC_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_01-27-30-948.csv Received shutdown request...