./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/fermat2-ll_valuebound50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_89f25943-2d45-4391-971f-d752b56dc4b3/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_89f25943-2d45-4391-971f-d752b56dc4b3/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_89f25943-2d45-4391-971f-d752b56dc4b3/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_89f25943-2d45-4391-971f-d752b56dc4b3/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/fermat2-ll_valuebound50.c -s /tmp/vcloud-vcloud-master/worker/run_dir_89f25943-2d45-4391-971f-d752b56dc4b3/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_89f25943-2d45-4391-971f-d752b56dc4b3/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e0e718ea7c15a2d4e0ca8b46f261bd4f0a7a6a97 ....................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_89f25943-2d45-4391-971f-d752b56dc4b3/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_89f25943-2d45-4391-971f-d752b56dc4b3/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_89f25943-2d45-4391-971f-d752b56dc4b3/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_89f25943-2d45-4391-971f-d752b56dc4b3/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/fermat2-ll_valuebound50.c -s /tmp/vcloud-vcloud-master/worker/run_dir_89f25943-2d45-4391-971f-d752b56dc4b3/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_89f25943-2d45-4391-971f-d752b56dc4b3/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e0e718ea7c15a2d4e0ca8b46f261bd4f0a7a6a97 .................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 19:23:10,810 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 19:23:10,814 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 19:23:10,899 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 19:23:10,900 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 19:23:10,935 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 19:23:10,940 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 19:23:10,945 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 19:23:10,949 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 19:23:10,957 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 19:23:10,961 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 19:23:10,965 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 19:23:10,966 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 19:23:10,970 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 19:23:10,972 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 19:23:10,975 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 19:23:10,977 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 19:23:10,979 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 19:23:10,986 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 19:23:10,997 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 19:23:10,999 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 19:23:11,002 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 19:23:11,005 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 19:23:11,006 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 19:23:11,018 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 19:23:11,019 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 19:23:11,020 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 19:23:11,022 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 19:23:11,023 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 19:23:11,025 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 19:23:11,026 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 19:23:11,027 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 19:23:11,030 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 19:23:11,032 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 19:23:11,034 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 19:23:11,035 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 19:23:11,036 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 19:23:11,036 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 19:23:11,036 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 19:23:11,038 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 19:23:11,041 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 19:23:11,045 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_89f25943-2d45-4391-971f-d752b56dc4b3/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-29 19:23:11,098 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 19:23:11,099 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 19:23:11,101 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 19:23:11,101 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 19:23:11,102 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 19:23:11,103 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 19:23:11,103 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 19:23:11,103 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 19:23:11,104 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 19:23:11,104 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 19:23:11,105 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 19:23:11,106 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 19:23:11,106 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 19:23:11,106 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 19:23:11,107 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 19:23:11,107 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 19:23:11,107 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 19:23:11,107 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 19:23:11,108 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 19:23:11,108 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 19:23:11,108 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 19:23:11,109 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 19:23:11,109 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 19:23:11,109 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 19:23:11,110 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 19:23:11,110 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 19:23:11,110 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 19:23:11,111 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 19:23:11,111 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 19:23:11,113 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_89f25943-2d45-4391-971f-d752b56dc4b3/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_89f25943-2d45-4391-971f-d752b56dc4b3/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e0e718ea7c15a2d4e0ca8b46f261bd4f0a7a6a97 [2020-11-29 19:23:11,423 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 19:23:11,491 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 19:23:11,495 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 19:23:11,498 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 19:23:11,499 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 19:23:11,501 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_89f25943-2d45-4391-971f-d752b56dc4b3/bin/ukojak/../../sv-benchmarks/c/nla-digbench-scaling/fermat2-ll_valuebound50.c [2020-11-29 19:23:11,604 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_89f25943-2d45-4391-971f-d752b56dc4b3/bin/ukojak/data/c742e8bea/cae9c602c7924c3ba411d3e06ad1d031/FLAG0573e1587 [2020-11-29 19:23:12,342 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 19:23:12,345 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_89f25943-2d45-4391-971f-d752b56dc4b3/sv-benchmarks/c/nla-digbench-scaling/fermat2-ll_valuebound50.c [2020-11-29 19:23:12,360 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_89f25943-2d45-4391-971f-d752b56dc4b3/bin/ukojak/data/c742e8bea/cae9c602c7924c3ba411d3e06ad1d031/FLAG0573e1587 [2020-11-29 19:23:12,672 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_89f25943-2d45-4391-971f-d752b56dc4b3/bin/ukojak/data/c742e8bea/cae9c602c7924c3ba411d3e06ad1d031 [2020-11-29 19:23:12,676 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 19:23:12,680 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 19:23:12,691 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 19:23:12,692 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 19:23:12,696 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 19:23:12,698 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:23:12" (1/1) ... [2020-11-29 19:23:12,701 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1041a76c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:23:12, skipping insertion in model container [2020-11-29 19:23:12,702 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:23:12" (1/1) ... [2020-11-29 19:23:12,711 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 19:23:12,732 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 19:23:13,006 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:23:13,017 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 19:23:13,042 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:23:13,060 INFO L208 MainTranslator]: Completed translation [2020-11-29 19:23:13,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:23:13 WrapperNode [2020-11-29 19:23:13,061 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 19:23:13,062 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 19:23:13,063 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 19:23:13,063 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 19:23:13,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:23:13" (1/1) ... [2020-11-29 19:23:13,083 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:23:13" (1/1) ... [2020-11-29 19:23:13,103 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 19:23:13,104 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 19:23:13,105 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 19:23:13,105 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 19:23:13,115 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:23:13" (1/1) ... [2020-11-29 19:23:13,115 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:23:13" (1/1) ... [2020-11-29 19:23:13,117 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:23:13" (1/1) ... [2020-11-29 19:23:13,117 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:23:13" (1/1) ... [2020-11-29 19:23:13,122 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:23:13" (1/1) ... [2020-11-29 19:23:13,127 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:23:13" (1/1) ... [2020-11-29 19:23:13,128 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:23:13" (1/1) ... [2020-11-29 19:23:13,131 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 19:23:13,132 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 19:23:13,133 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 19:23:13,133 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 19:23:13,134 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:23:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_89f25943-2d45-4391-971f-d752b56dc4b3/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 19:23:13,238 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-11-29 19:23:13,239 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-11-29 19:23:13,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 19:23:13,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 19:23:13,241 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 19:23:13,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 19:23:13,242 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-11-29 19:23:13,243 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-11-29 19:23:13,824 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 19:23:13,824 INFO L298 CfgBuilder]: Removed 7 assume(true) statements. [2020-11-29 19:23:13,828 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:23:13 BoogieIcfgContainer [2020-11-29 19:23:13,828 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 19:23:13,829 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 19:23:13,830 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 19:23:13,847 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 19:23:13,847 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:23:13" (1/1) ... [2020-11-29 19:23:13,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:23:13,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:23:13,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2020-11-29 19:23:13,918 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2020-11-29 19:23:13,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-29 19:23:13,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:23:14,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:23:14,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjunts are in the unsatisfiable core [2020-11-29 19:23:14,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 19:23:34,740 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-11-29 19:23:55,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:23:55,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2020-11-29 19:23:55,503 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2020-11-29 19:23:55,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-29 19:23:55,505 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:23:55,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:23:55,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 31 conjunts are in the unsatisfiable core [2020-11-29 19:23:55,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 19:23:56,518 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 16 [2020-11-29 19:23:56,898 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2020-11-29 19:23:57,116 INFO L721 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2020-11-29 19:23:57,337 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-29 19:23:57,859 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-11-29 19:24:09,640 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-11-29 19:24:10,159 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 31 [2020-11-29 19:24:10,670 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-11-29 19:24:21,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:21,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 28 states and 39 transitions. [2020-11-29 19:24:21,491 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2020-11-29 19:24:21,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-29 19:24:21,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:21,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:21,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 10 conjunts are in the unsatisfiable core [2020-11-29 19:24:21,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 19:24:44,862 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 19:24:44,878 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-11-29 19:25:32,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:32,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 34 states and 50 transitions. [2020-11-29 19:25:32,943 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 50 transitions. [2020-11-29 19:25:32,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-29 19:25:32,944 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:33,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:33,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 33 conjunts are in the unsatisfiable core [2020-11-29 19:25:33,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 19:25:35,330 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 13 [2020-11-29 19:25:43,239 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-11-29 19:25:53,306 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-29 19:26:06,097 WARN L193 SmtUtils]: Spent 776.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2020-11-29 19:26:24,938 WARN L193 SmtUtils]: Spent 438.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-11-29 19:26:24,957 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 1] term [2020-11-29 19:26:24,957 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 19:26:24,984 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-29 19:26:25,031 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-29 19:26:25,112 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-11-29 19:26:34,528 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2020-11-29 19:27:20,058 WARN L193 SmtUtils]: Spent 39.04 s on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2020-11-29 19:28:02,860 WARN L193 SmtUtils]: Spent 10.75 s on a formula simplification that was a NOOP. DAG size: 37 [2020-11-29 19:28:32,878 WARN L193 SmtUtils]: Spent 591.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-11-29 19:28:56,298 WARN L193 SmtUtils]: Spent 660.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-11-29 19:28:56,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:56,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 37 states and 57 transitions. [2020-11-29 19:28:56,306 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 57 transitions. [2020-11-29 19:28:56,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-29 19:28:56,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:57,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:57,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 33 conjunts are in the unsatisfiable core [2020-11-29 19:28:57,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 19:28:57,487 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData.aggregateBenchmarkData(StatisticsData.java:68) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopStatisticsGenerator.addTraceCheckData(CegarLoopStatisticsGenerator.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:460) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-11-29 19:28:57,494 INFO L168 Benchmark]: Toolchain (without parser) took 344811.65 ms. Allocated memory was 96.5 MB in the beginning and 142.6 MB in the end (delta: 46.1 MB). Free memory was 68.9 MB in the beginning and 82.5 MB in the end (delta: -13.6 MB). Peak memory consumption was 32.7 MB. Max. memory is 16.1 GB. [2020-11-29 19:28:57,496 INFO L168 Benchmark]: CDTParser took 0.45 ms. Allocated memory is still 96.5 MB. Free memory is still 56.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:28:57,497 INFO L168 Benchmark]: CACSL2BoogieTranslator took 370.16 ms. Allocated memory is still 96.5 MB. Free memory was 68.7 MB in the beginning and 72.6 MB in the end (delta: -3.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-29 19:28:57,499 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.09 ms. Allocated memory is still 96.5 MB. Free memory was 72.6 MB in the beginning and 71.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 19:28:57,500 INFO L168 Benchmark]: Boogie Preprocessor took 26.98 ms. Allocated memory is still 96.5 MB. Free memory was 71.1 MB in the beginning and 70.2 MB in the end (delta: 896.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:28:57,501 INFO L168 Benchmark]: RCFGBuilder took 695.67 ms. Allocated memory is still 96.5 MB. Free memory was 69.9 MB in the beginning and 53.1 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-11-29 19:28:57,503 INFO L168 Benchmark]: CodeCheck took 343661.70 ms. Allocated memory was 96.5 MB in the beginning and 142.6 MB in the end (delta: 46.1 MB). Free memory was 53.1 MB in the beginning and 82.5 MB in the end (delta: -29.5 MB). Peak memory consumption was 19.6 MB. Max. memory is 16.1 GB. [2020-11-29 19:28:57,516 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: NullPointerException: null: de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData.aggregateBenchmarkData(StatisticsData.java:68) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 ms. Allocated memory is still 96.5 MB. Free memory is still 56.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 370.16 ms. Allocated memory is still 96.5 MB. Free memory was 68.7 MB in the beginning and 72.6 MB in the end (delta: -3.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 41.09 ms. Allocated memory is still 96.5 MB. Free memory was 72.6 MB in the beginning and 71.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 26.98 ms. Allocated memory is still 96.5 MB. Free memory was 71.1 MB in the beginning and 70.2 MB in the end (delta: 896.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 695.67 ms. Allocated memory is still 96.5 MB. Free memory was 69.9 MB in the beginning and 53.1 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * CodeCheck took 343661.70 ms. Allocated memory was 96.5 MB in the beginning and 142.6 MB in the end (delta: 46.1 MB). Free memory was 53.1 MB in the beginning and 82.5 MB in the end (delta: -29.5 MB). Peak memory consumption was 19.6 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-29 19:29:00,598 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 19:29:00,601 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 19:29:00,641 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 19:29:00,642 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 19:29:00,644 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 19:29:00,646 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 19:29:00,649 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 19:29:00,652 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 19:29:00,654 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 19:29:00,656 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 19:29:00,668 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 19:29:00,668 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 19:29:00,670 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 19:29:00,672 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 19:29:00,673 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 19:29:00,675 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 19:29:00,676 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 19:29:00,687 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 19:29:00,696 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 19:29:00,698 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 19:29:00,707 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 19:29:00,709 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 19:29:00,714 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 19:29:00,718 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 19:29:00,718 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 19:29:00,719 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 19:29:00,720 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 19:29:00,721 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 19:29:00,722 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 19:29:00,723 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 19:29:00,724 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 19:29:00,725 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 19:29:00,731 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 19:29:00,734 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 19:29:00,734 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 19:29:00,735 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 19:29:00,736 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 19:29:00,736 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 19:29:00,738 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 19:29:00,739 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 19:29:00,740 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_89f25943-2d45-4391-971f-d752b56dc4b3/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-29 19:29:00,783 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 19:29:00,783 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 19:29:00,784 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 19:29:00,784 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 19:29:00,785 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 19:29:00,786 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 19:29:00,786 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 19:29:00,786 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 19:29:00,786 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 19:29:00,787 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 19:29:00,787 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 19:29:00,787 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 19:29:00,787 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 19:29:00,787 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 19:29:00,788 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 19:29:00,788 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 19:29:00,788 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 19:29:00,788 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 19:29:00,789 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 19:29:00,789 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 19:29:00,789 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 19:29:00,789 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 19:29:00,790 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 19:29:00,790 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 19:29:00,790 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 19:29:00,790 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 19:29:00,791 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 19:29:00,791 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 19:29:00,791 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-29 19:29:00,791 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 19:29:00,792 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 19:29:00,792 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-29 19:29:00,792 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 19:29:00,792 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_89f25943-2d45-4391-971f-d752b56dc4b3/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_89f25943-2d45-4391-971f-d752b56dc4b3/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e0e718ea7c15a2d4e0ca8b46f261bd4f0a7a6a97 [2020-11-29 19:29:01,320 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 19:29:01,349 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 19:29:01,353 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 19:29:01,355 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 19:29:01,357 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 19:29:01,359 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_89f25943-2d45-4391-971f-d752b56dc4b3/bin/ukojak/../../sv-benchmarks/c/nla-digbench-scaling/fermat2-ll_valuebound50.c [2020-11-29 19:29:01,442 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_89f25943-2d45-4391-971f-d752b56dc4b3/bin/ukojak/data/134b29941/025b109caef4402ba8f67d8727f71300/FLAG9b740c941 [2020-11-29 19:29:02,163 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 19:29:02,166 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_89f25943-2d45-4391-971f-d752b56dc4b3/sv-benchmarks/c/nla-digbench-scaling/fermat2-ll_valuebound50.c [2020-11-29 19:29:02,175 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_89f25943-2d45-4391-971f-d752b56dc4b3/bin/ukojak/data/134b29941/025b109caef4402ba8f67d8727f71300/FLAG9b740c941 [2020-11-29 19:29:02,487 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_89f25943-2d45-4391-971f-d752b56dc4b3/bin/ukojak/data/134b29941/025b109caef4402ba8f67d8727f71300 [2020-11-29 19:29:02,490 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 19:29:02,493 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 19:29:02,498 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 19:29:02,498 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 19:29:02,503 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 19:29:02,505 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:29:02" (1/1) ... [2020-11-29 19:29:02,511 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58979336 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:29:02, skipping insertion in model container [2020-11-29 19:29:02,511 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:29:02" (1/1) ... [2020-11-29 19:29:02,522 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 19:29:02,544 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 19:29:02,795 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:29:02,825 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 19:29:02,853 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:29:02,878 INFO L208 MainTranslator]: Completed translation [2020-11-29 19:29:02,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:29:02 WrapperNode [2020-11-29 19:29:02,884 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 19:29:02,888 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 19:29:02,889 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 19:29:02,890 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 19:29:02,900 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:29:02" (1/1) ... [2020-11-29 19:29:02,933 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:29:02" (1/1) ... [2020-11-29 19:29:02,971 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 19:29:02,974 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 19:29:02,974 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 19:29:02,974 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 19:29:02,985 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:29:02" (1/1) ... [2020-11-29 19:29:02,985 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:29:02" (1/1) ... [2020-11-29 19:29:02,994 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:29:02" (1/1) ... [2020-11-29 19:29:02,995 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:29:02" (1/1) ... [2020-11-29 19:29:03,014 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:29:02" (1/1) ... [2020-11-29 19:29:03,028 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:29:02" (1/1) ... [2020-11-29 19:29:03,031 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:29:02" (1/1) ... [2020-11-29 19:29:03,034 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 19:29:03,035 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 19:29:03,036 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 19:29:03,036 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 19:29:03,037 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:29:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_89f25943-2d45-4391-971f-d752b56dc4b3/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 19:29:03,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-29 19:29:03,133 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-11-29 19:29:03,133 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-11-29 19:29:03,133 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 19:29:03,134 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 19:29:03,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 19:29:03,135 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-11-29 19:29:03,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-11-29 19:29:03,759 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 19:29:03,760 INFO L298 CfgBuilder]: Removed 7 assume(true) statements. [2020-11-29 19:29:03,763 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:29:03 BoogieIcfgContainer [2020-11-29 19:29:03,763 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 19:29:03,764 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 19:29:03,765 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 19:29:03,778 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 19:29:03,778 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:29:03" (1/1) ... [2020-11-29 19:29:03,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:29:03,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:03,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2020-11-29 19:29:03,837 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2020-11-29 19:29:03,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-29 19:29:03,843 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:03,893 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:448) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-11-29 19:29:03,899 INFO L168 Benchmark]: Toolchain (without parser) took 1403.57 ms. Allocated memory was 52.4 MB in the beginning and 69.2 MB in the end (delta: 16.8 MB). Free memory was 29.3 MB in the beginning and 39.5 MB in the end (delta: -10.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-29 19:29:03,900 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 52.4 MB. Free memory was 34.4 MB in the beginning and 34.4 MB in the end (delta: 25.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:29:03,902 INFO L168 Benchmark]: CACSL2BoogieTranslator took 386.77 ms. Allocated memory is still 52.4 MB. Free memory was 29.1 MB in the beginning and 34.4 MB in the end (delta: -5.2 MB). Peak memory consumption was 11.6 MB. Max. memory is 16.1 GB. [2020-11-29 19:29:03,903 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.20 ms. Allocated memory is still 52.4 MB. Free memory was 34.4 MB in the beginning and 32.9 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:29:03,904 INFO L168 Benchmark]: Boogie Preprocessor took 60.72 ms. Allocated memory is still 52.4 MB. Free memory was 32.9 MB in the beginning and 31.6 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 19:29:03,905 INFO L168 Benchmark]: RCFGBuilder took 727.89 ms. Allocated memory was 52.4 MB in the beginning and 69.2 MB in the end (delta: 16.8 MB). Free memory was 31.6 MB in the beginning and 44.8 MB in the end (delta: -13.2 MB). Peak memory consumption was 11.6 MB. Max. memory is 16.1 GB. [2020-11-29 19:29:03,906 INFO L168 Benchmark]: CodeCheck took 131.50 ms. Allocated memory is still 69.2 MB. Free memory was 44.5 MB in the beginning and 39.5 MB in the end (delta: 5.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-29 19:29:03,911 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 52.4 MB. Free memory was 34.4 MB in the beginning and 34.4 MB in the end (delta: 25.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 386.77 ms. Allocated memory is still 52.4 MB. Free memory was 29.1 MB in the beginning and 34.4 MB in the end (delta: -5.2 MB). Peak memory consumption was 11.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 84.20 ms. Allocated memory is still 52.4 MB. Free memory was 34.4 MB in the beginning and 32.9 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 60.72 ms. Allocated memory is still 52.4 MB. Free memory was 32.9 MB in the beginning and 31.6 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 727.89 ms. Allocated memory was 52.4 MB in the beginning and 69.2 MB in the end (delta: 16.8 MB). Free memory was 31.6 MB in the beginning and 44.8 MB in the end (delta: -13.2 MB). Peak memory consumption was 11.6 MB. Max. memory is 16.1 GB. * CodeCheck took 131.50 ms. Allocated memory is still 69.2 MB. Free memory was 44.5 MB in the beginning and 39.5 MB in the end (delta: 5.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...