java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/BoogiePL/schaetzc/multiCall.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 09:53:39,024 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 09:53:39,026 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 09:53:39,038 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 09:53:39,038 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 09:53:39,039 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 09:53:39,041 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 09:53:39,043 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 09:53:39,044 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 09:53:39,045 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 09:53:39,046 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 09:53:39,047 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 09:53:39,047 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 09:53:39,048 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 09:53:39,049 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 09:53:39,050 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 09:53:39,051 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 09:53:39,052 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 09:53:39,054 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 09:53:39,056 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 09:53:39,057 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 09:53:39,058 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 09:53:39,060 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 09:53:39,060 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 09:53:39,063 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 09:53:39,063 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 09:53:39,063 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 09:53:39,064 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 09:53:39,065 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 09:53:39,066 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 09:53:39,066 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 09:53:39,067 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 09:53:39,068 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 09:53:39,068 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 09:53:39,069 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 09:53:39,070 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 09:53:39,070 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 09:53:39,071 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 09:53:39,071 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 09:53:39,072 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 09:53:39,072 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 09:53:39,099 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 09:53:39,112 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 09:53:39,116 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 09:53:39,117 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 09:53:39,117 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 09:53:39,118 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/BoogiePL/schaetzc/multiCall.bpl [2019-08-05 09:53:39,119 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/BoogiePL/schaetzc/multiCall.bpl' [2019-08-05 09:53:39,145 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 09:53:39,147 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 09:53:39,148 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 09:53:39,148 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 09:53:39,148 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 09:53:39,165 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "multiCall.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:39" (1/1) ... [2019-08-05 09:53:39,174 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "multiCall.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:39" (1/1) ... [2019-08-05 09:53:39,181 WARN L165 Inliner]: Program contained no entry procedure! [2019-08-05 09:53:39,181 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-08-05 09:53:39,181 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-08-05 09:53:39,196 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 09:53:39,197 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 09:53:39,197 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 09:53:39,197 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 09:53:39,208 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "multiCall.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:39" (1/1) ... [2019-08-05 09:53:39,208 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "multiCall.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:39" (1/1) ... [2019-08-05 09:53:39,209 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "multiCall.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:39" (1/1) ... [2019-08-05 09:53:39,209 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "multiCall.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:39" (1/1) ... [2019-08-05 09:53:39,211 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "multiCall.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:39" (1/1) ... [2019-08-05 09:53:39,212 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "multiCall.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:39" (1/1) ... [2019-08-05 09:53:39,213 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "multiCall.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:39" (1/1) ... [2019-08-05 09:53:39,215 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 09:53:39,215 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 09:53:39,216 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 09:53:39,216 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 09:53:39,217 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "multiCall.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:39" (1/1) ... No working directory specified, using /storage/repos/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 [2019-08-05 09:53:39,284 INFO L124 BoogieDeclarations]: Specification and implementation of procedure f given in one single declaration [2019-08-05 09:53:39,285 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-08-05 09:53:39,285 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-08-05 09:53:39,285 INFO L124 BoogieDeclarations]: Specification and implementation of procedure g given in one single declaration [2019-08-05 09:53:39,286 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-08-05 09:53:39,286 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-08-05 09:53:39,568 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-05 09:53:39,621 INFO L275 CfgBuilder]: Using library mode [2019-08-05 09:53:39,621 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-08-05 09:53:39,623 INFO L202 PluginConnector]: Adding new model multiCall.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 09:53:39 BoogieIcfgContainer [2019-08-05 09:53:39,623 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 09:53:39,625 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-08-05 09:53:39,625 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-08-05 09:53:39,628 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-08-05 09:53:39,628 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "multiCall.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:39" (1/2) ... [2019-08-05 09:53:39,629 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3afe5b66 and model type multiCall.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.08 09:53:39, skipping insertion in model container [2019-08-05 09:53:39,629 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "multiCall.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 09:53:39" (2/2) ... [2019-08-05 09:53:39,631 INFO L109 eAbstractionObserver]: Analyzing ICFG multiCall.bpl [2019-08-05 09:53:39,641 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2019-08-05 09:53:39,648 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2019-08-05 09:53:39,665 INFO L252 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2019-08-05 09:53:39,698 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-08-05 09:53:39,699 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-08-05 09:53:39,699 INFO L378 AbstractCegarLoop]: Hoare is false [2019-08-05 09:53:39,699 INFO L379 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-08-05 09:53:39,699 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-08-05 09:53:39,699 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-08-05 09:53:39,700 INFO L382 AbstractCegarLoop]: Difference is false [2019-08-05 09:53:39,700 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-08-05 09:53:39,700 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-08-05 09:53:39,715 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states. [2019-08-05 09:53:39,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2019-08-05 09:53:39,723 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 09:53:39,724 INFO L399 BasicCegarLoop]: trace histogram [1, 1] [2019-08-05 09:53:39,728 INFO L418 AbstractCegarLoop]: === Iteration 1 === [fErr3ASSERT_VIOLATIONPOST_CONDITIONandASSERT, fErr1ASSERT_VIOLATIONPOST_CONDITIONandASSERT, fErr0ASSERT_VIOLATIONPRE_CONDITIONandASSERT, fErr2ASSERT_VIOLATIONPRE_CONDITIONandASSERT, gErr0ENSURES_VIOLATIONPOST_CONDITION]=== [2019-08-05 09:53:39,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 09:53:39,734 INFO L82 PathProgramCache]: Analyzing trace with hash 1472, now seen corresponding path program 1 times [2019-08-05 09:53:39,782 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 09:53:39,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 09:53:39,815 WARN L254 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2019-08-05 09:53:39,820 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 09:53:39,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-08-05 09:53:39,886 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-08-05 09:53:39,886 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-08-05 09:53:39,890 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-08-05 09:53:39,900 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-08-05 09:53:39,901 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-08-05 09:53:39,903 INFO L87 Difference]: Start difference. First operand 14 states. Second operand 3 states. [2019-08-05 09:53:39,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 09:53:39,937 INFO L93 Difference]: Finished difference Result 13 states and 11 transitions. [2019-08-05 09:53:39,937 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-08-05 09:53:39,939 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2 [2019-08-05 09:53:39,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 09:53:39,950 INFO L225 Difference]: With dead ends: 13 [2019-08-05 09:53:39,951 INFO L226 Difference]: Without dead ends: 9 [2019-08-05 09:53:39,953 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-08-05 09:53:39,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2019-08-05 09:53:39,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2019-08-05 09:53:39,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2019-08-05 09:53:39,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 8 transitions. [2019-08-05 09:53:39,988 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 8 transitions. Word has length 2 [2019-08-05 09:53:39,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 09:53:39,988 INFO L475 AbstractCegarLoop]: Abstraction has 9 states and 8 transitions. [2019-08-05 09:53:39,989 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-08-05 09:53:39,989 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 8 transitions. [2019-08-05 09:53:39,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2019-08-05 09:53:39,989 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 09:53:39,990 INFO L399 BasicCegarLoop]: trace histogram [1, 1] [2019-08-05 09:53:39,990 INFO L418 AbstractCegarLoop]: === Iteration 2 === [fErr3ASSERT_VIOLATIONPOST_CONDITIONandASSERT, fErr1ASSERT_VIOLATIONPOST_CONDITIONandASSERT, fErr0ASSERT_VIOLATIONPRE_CONDITIONandASSERT, fErr2ASSERT_VIOLATIONPRE_CONDITIONandASSERT, gErr0ENSURES_VIOLATIONPOST_CONDITION]=== [2019-08-05 09:53:39,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 09:53:39,991 INFO L82 PathProgramCache]: Analyzing trace with hash 962, now seen corresponding path program 1 times [2019-08-05 09:53:39,992 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 09:53:39,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-08-05 09:53:39,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-08-05 09:53:40,013 INFO L466 BasicCegarLoop]: Counterexample might be feasible [2019-08-05 09:53:40,030 INFO L202 PluginConnector]: Adding new model multiCall.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.08 09:53:40 BoogieIcfgContainer [2019-08-05 09:53:40,030 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-08-05 09:53:40,033 INFO L168 Benchmark]: Toolchain (without parser) took 884.79 ms. Allocated memory is still 134.7 MB. Free memory was 111.1 MB in the beginning and 75.6 MB in the end (delta: 35.5 MB). Peak memory consumption was 35.5 MB. Max. memory is 7.1 GB. [2019-08-05 09:53:40,034 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 134.7 MB. Free memory is still 111.9 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 09:53:40,035 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.82 ms. Allocated memory is still 134.7 MB. Free memory was 111.1 MB in the beginning and 108.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 09:53:40,037 INFO L168 Benchmark]: Boogie Preprocessor took 17.99 ms. Allocated memory is still 134.7 MB. Free memory was 108.9 MB in the beginning and 107.6 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-08-05 09:53:40,038 INFO L168 Benchmark]: RCFGBuilder took 407.65 ms. Allocated memory is still 134.7 MB. Free memory was 107.6 MB in the beginning and 96.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 7.1 GB. [2019-08-05 09:53:40,039 INFO L168 Benchmark]: TraceAbstraction took 405.45 ms. Allocated memory is still 134.7 MB. Free memory was 96.5 MB in the beginning and 75.6 MB in the end (delta: 20.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 7.1 GB. [2019-08-05 09:53:40,045 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 134.7 MB. Free memory is still 111.9 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 48.82 ms. Allocated memory is still 134.7 MB. Free memory was 111.1 MB in the beginning and 108.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 17.99 ms. Allocated memory is still 134.7 MB. Free memory was 108.9 MB in the beginning and 107.6 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 407.65 ms. Allocated memory is still 134.7 MB. Free memory was 107.6 MB in the beginning and 96.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 405.45 ms. Allocated memory is still 134.7 MB. Free memory was 96.5 MB in the beginning and 75.6 MB in the end (delta: 20.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 8]: procedure precondition can be violated and assertion can be violated procedure precondition can be violated and assertion can be violated We found a FailurePath: [L8-L9] requires x > 1; - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 14 locations, 5 error locations. UNSAFE Result, 0.3s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 10 SDtfs, 1 SDslu, 9 SDs, 0 SdLazy, 1 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=14occurred 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, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 1 ConstructedInterpolants, 1 QuantifiedInterpolants, 10 SizeOfPredicates, 2 NumberOfNonLiveVariables, 8 ConjunctsInSsa, 4 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! Received shutdown request...