./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_11f4cd1b-df11-4f22-8a0f-be249dc5939b/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_11f4cd1b-df11-4f22-8a0f-be249dc5939b/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_11f4cd1b-df11-4f22-8a0f-be249dc5939b/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_11f4cd1b-df11-4f22-8a0f-be249dc5939b/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound5.c -s /tmp/vcloud-vcloud-master/worker/run_dir_11f4cd1b-df11-4f22-8a0f-be249dc5939b/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_11f4cd1b-df11-4f22-8a0f-be249dc5939b/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 572360d878facce0c5d840a57f70fa0d65d827a5 ............................................................................................................................................................................................................................................................................... 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_11f4cd1b-df11-4f22-8a0f-be249dc5939b/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_11f4cd1b-df11-4f22-8a0f-be249dc5939b/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_11f4cd1b-df11-4f22-8a0f-be249dc5939b/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_11f4cd1b-df11-4f22-8a0f-be249dc5939b/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound5.c -s /tmp/vcloud-vcloud-master/worker/run_dir_11f4cd1b-df11-4f22-8a0f-be249dc5939b/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_11f4cd1b-df11-4f22-8a0f-be249dc5939b/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 572360d878facce0c5d840a57f70fa0d65d827a5 .................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 18:21:27,998 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:21:28,015 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:21:28,077 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:21:28,078 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:21:28,083 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:21:28,086 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:21:28,094 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:21:28,098 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:21:28,104 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:21:28,105 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:21:28,108 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:21:28,108 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:21:28,112 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:21:28,114 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:21:28,117 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:21:28,118 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:21:28,122 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:21:28,126 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:21:28,134 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:21:28,136 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:21:28,137 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:21:28,140 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:21:28,141 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:21:28,150 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:21:28,151 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:21:28,151 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:21:28,153 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:21:28,154 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:21:28,156 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:21:28,156 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:21:28,157 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:21:28,159 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:21:28,161 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:21:28,162 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:21:28,163 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:21:28,163 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:21:28,164 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:21:28,164 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:21:28,165 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:21:28,167 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:21:28,170 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_11f4cd1b-df11-4f22-8a0f-be249dc5939b/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 18:21:28,210 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:21:28,211 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:21:28,212 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:21:28,213 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:21:28,214 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:21:28,214 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:21:28,214 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:21:28,215 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 18:21:28,215 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:21:28,215 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 18:21:28,216 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:21:28,217 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:21:28,217 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:21:28,217 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:21:28,218 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 18:21:28,218 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:21:28,218 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:21:28,219 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:21:28,219 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:21:28,219 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:21:28,219 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:21:28,220 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:21:28,220 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:21:28,220 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:21:28,221 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:21:28,221 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:21:28,221 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 18:21:28,222 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 18:21:28,222 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:21:28,222 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_11f4cd1b-df11-4f22-8a0f-be249dc5939b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_11f4cd1b-df11-4f22-8a0f-be249dc5939b/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 572360d878facce0c5d840a57f70fa0d65d827a5 [2020-12-01 18:21:28,553 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:21:28,583 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:21:28,586 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:21:28,589 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:21:28,597 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:21:28,598 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_11f4cd1b-df11-4f22-8a0f-be249dc5939b/bin/ukojak/../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound5.c [2020-12-01 18:21:28,674 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_11f4cd1b-df11-4f22-8a0f-be249dc5939b/bin/ukojak/data/3d6adda50/10d6aa20b11a4f25a198660a3ea0d9c4/FLAG3c8db21df [2020-12-01 18:21:29,202 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:21:29,203 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_11f4cd1b-df11-4f22-8a0f-be249dc5939b/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound5.c [2020-12-01 18:21:29,213 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_11f4cd1b-df11-4f22-8a0f-be249dc5939b/bin/ukojak/data/3d6adda50/10d6aa20b11a4f25a198660a3ea0d9c4/FLAG3c8db21df [2020-12-01 18:21:29,573 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_11f4cd1b-df11-4f22-8a0f-be249dc5939b/bin/ukojak/data/3d6adda50/10d6aa20b11a4f25a198660a3ea0d9c4 [2020-12-01 18:21:29,577 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:21:29,581 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:21:29,586 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:21:29,586 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:21:29,591 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:21:29,592 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:21:29" (1/1) ... [2020-12-01 18:21:29,595 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17e7e53f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:21:29, skipping insertion in model container [2020-12-01 18:21:29,595 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:21:29" (1/1) ... [2020-12-01 18:21:29,604 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:21:29,622 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:21:29,862 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:21:29,883 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:21:29,905 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:21:29,922 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:21:29,923 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:21:29 WrapperNode [2020-12-01 18:21:29,923 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:21:29,925 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:21:29,925 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:21:29,925 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:21:29,935 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:21:29" (1/1) ... [2020-12-01 18:21:29,948 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:21:29" (1/1) ... [2020-12-01 18:21:29,976 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:21:29,977 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:21:29,977 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:21:29,977 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:21:29,986 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:21:29" (1/1) ... [2020-12-01 18:21:29,986 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:21:29" (1/1) ... [2020-12-01 18:21:29,988 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:21:29" (1/1) ... [2020-12-01 18:21:29,988 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:21:29" (1/1) ... [2020-12-01 18:21:29,992 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:21:29" (1/1) ... [2020-12-01 18:21:29,997 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:21:29" (1/1) ... [2020-12-01 18:21:29,998 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:21:29" (1/1) ... [2020-12-01 18:21:30,000 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:21:30,002 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:21:30,002 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:21:30,002 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:21:30,003 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:21:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_11f4cd1b-df11-4f22-8a0f-be249dc5939b/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 [2020-12-01 18:21:30,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 18:21:30,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:21:30,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:21:30,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:21:30,105 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-12-01 18:21:30,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-12-01 18:21:30,557 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 18:21:30,558 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-12-01 18:21:30,560 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:21:30 BoogieIcfgContainer [2020-12-01 18:21:30,560 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 18:21:30,561 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 18:21:30,562 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 18:21:30,574 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 18:21:30,574 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:21:30" (1/1) ... [2020-12-01 18:21:30,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 18:21:30,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:30,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2020-12-01 18:21:30,670 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2020-12-01 18:21:30,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-12-01 18:21:30,673 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:30,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:21:30,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:21:30,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:30,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2020-12-01 18:21:30,923 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2020-12-01 18:21:30,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-12-01 18:21:30,924 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:30,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:21:31,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:21:31,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:31,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 21 states and 33 transitions. [2020-12-01 18:21:31,231 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 33 transitions. [2020-12-01 18:21:31,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-01 18:21:31,235 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:31,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:21:31,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 18:21:31,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:21:31,420 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:21:31,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:31,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 24 states and 39 transitions. [2020-12-01 18:21:31,768 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 39 transitions. [2020-12-01 18:21:31,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 18:21:31,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:31,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:21:31,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 18:21:31,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:21:31,924 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 18:21:32,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:32,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 25 states and 42 transitions. [2020-12-01 18:21:32,046 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 42 transitions. [2020-12-01 18:21:32,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 18:21:32,048 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:32,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:21:32,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 12 conjunts are in the unsatisfiable core [2020-12-01 18:21:32,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:21:32,107 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:21:32,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:32,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 28 states and 48 transitions. [2020-12-01 18:21:32,231 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 48 transitions. [2020-12-01 18:21:32,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-01 18:21:32,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:32,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:21:32,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 14 conjunts are in the unsatisfiable core [2020-12-01 18:21:32,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:21:32,316 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:21:32,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:32,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 30 states and 51 transitions. [2020-12-01 18:21:32,453 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 51 transitions. [2020-12-01 18:21:32,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 18:21:32,454 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:32,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:21:32,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 11 conjunts are in the unsatisfiable core [2020-12-01 18:21:32,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:21:32,551 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 10 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 18:21:32,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:32,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 52 transitions. [2020-12-01 18:21:32,695 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 52 transitions. [2020-12-01 18:21:32,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-01 18:21:32,697 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:32,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:21:32,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 23 conjunts are in the unsatisfiable core [2020-12-01 18:21:32,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:21:32,861 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 16 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 18:21:33,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:33,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 32 states and 54 transitions. [2020-12-01 18:21:33,185 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2020-12-01 18:21:33,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-01 18:21:33,194 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:33,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:21:33,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 11 conjunts are in the unsatisfiable core [2020-12-01 18:21:33,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:21:33,305 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) [2020-12-01 18:21:33,311 INFO L168 Benchmark]: Toolchain (without parser) took 3728.14 ms. Allocated memory was 100.7 MB in the beginning and 151.0 MB in the end (delta: 50.3 MB). Free memory was 72.9 MB in the beginning and 114.4 MB in the end (delta: -41.5 MB). Peak memory consumption was 7.0 MB. Max. memory is 16.1 GB. [2020-12-01 18:21:33,312 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 100.7 MB. Free memory is still 59.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:21:33,313 INFO L168 Benchmark]: CACSL2BoogieTranslator took 337.67 ms. Allocated memory is still 100.7 MB. Free memory was 72.9 MB in the beginning and 77.8 MB in the end (delta: -4.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-12-01 18:21:33,314 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.37 ms. Allocated memory is still 100.7 MB. Free memory was 77.8 MB in the beginning and 76.3 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:21:33,315 INFO L168 Benchmark]: Boogie Preprocessor took 23.90 ms. Allocated memory is still 100.7 MB. Free memory was 76.3 MB in the beginning and 75.3 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:21:33,316 INFO L168 Benchmark]: RCFGBuilder took 558.89 ms. Allocated memory is still 100.7 MB. Free memory was 75.0 MB in the beginning and 58.9 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-12-01 18:21:33,317 INFO L168 Benchmark]: CodeCheck took 2747.01 ms. Allocated memory was 100.7 MB in the beginning and 151.0 MB in the end (delta: 50.3 MB). Free memory was 58.9 MB in the beginning and 114.4 MB in the end (delta: -55.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:21:33,321 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 0.32 ms. Allocated memory is still 100.7 MB. Free memory is still 59.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 337.67 ms. Allocated memory is still 100.7 MB. Free memory was 72.9 MB in the beginning and 77.8 MB in the end (delta: -4.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 51.37 ms. Allocated memory is still 100.7 MB. Free memory was 77.8 MB in the beginning and 76.3 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 23.90 ms. Allocated memory is still 100.7 MB. Free memory was 76.3 MB in the beginning and 75.3 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 558.89 ms. Allocated memory is still 100.7 MB. Free memory was 75.0 MB in the beginning and 58.9 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * CodeCheck took 2747.01 ms. Allocated memory was 100.7 MB in the beginning and 151.0 MB in the end (delta: 50.3 MB). Free memory was 58.9 MB in the beginning and 114.4 MB in the end (delta: -55.5 MB). There was no memory consumed. 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 0.2.0-69874e2 [2020-12-01 18:21:36,140 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:21:36,144 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:21:36,200 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:21:36,201 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:21:36,207 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:21:36,210 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:21:36,215 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:21:36,219 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:21:36,225 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:21:36,227 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:21:36,243 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:21:36,244 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:21:36,248 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:21:36,252 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:21:36,254 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:21:36,255 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:21:36,260 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:21:36,265 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:21:36,273 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:21:36,277 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:21:36,278 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:21:36,280 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:21:36,288 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:21:36,292 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:21:36,297 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:21:36,297 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:21:36,298 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:21:36,300 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:21:36,302 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:21:36,302 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:21:36,303 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:21:36,306 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:21:36,307 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:21:36,308 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:21:36,308 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:21:36,309 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:21:36,310 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:21:36,310 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:21:36,312 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:21:36,313 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:21:36,314 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_11f4cd1b-df11-4f22-8a0f-be249dc5939b/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-12-01 18:21:36,363 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:21:36,363 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:21:36,366 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:21:36,366 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:21:36,368 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:21:36,369 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:21:36,369 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:21:36,370 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 18:21:36,370 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 18:21:36,370 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:21:36,371 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:21:36,372 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:21:36,372 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:21:36,372 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 18:21:36,372 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 18:21:36,373 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 18:21:36,373 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 18:21:36,373 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:21:36,373 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:21:36,373 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:21:36,374 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:21:36,374 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:21:36,374 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:21:36,374 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:21:36,375 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:21:36,375 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:21:36,375 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:21:36,375 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:21:36,376 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 18:21:36,376 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 18:21:36,376 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:21:36,376 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 18:21:36,377 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 18:21:36,377 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_11f4cd1b-df11-4f22-8a0f-be249dc5939b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_11f4cd1b-df11-4f22-8a0f-be249dc5939b/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 572360d878facce0c5d840a57f70fa0d65d827a5 [2020-12-01 18:21:36,795 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:21:36,832 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:21:36,836 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:21:36,838 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:21:36,840 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:21:36,841 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_11f4cd1b-df11-4f22-8a0f-be249dc5939b/bin/ukojak/../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound5.c [2020-12-01 18:21:36,909 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_11f4cd1b-df11-4f22-8a0f-be249dc5939b/bin/ukojak/data/ad172baa1/3654330783bc4ab4a67bd05bc3f12f8e/FLAG7ff0f2889 [2020-12-01 18:21:37,485 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:21:37,486 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_11f4cd1b-df11-4f22-8a0f-be249dc5939b/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound5.c [2020-12-01 18:21:37,494 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_11f4cd1b-df11-4f22-8a0f-be249dc5939b/bin/ukojak/data/ad172baa1/3654330783bc4ab4a67bd05bc3f12f8e/FLAG7ff0f2889 [2020-12-01 18:21:37,874 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_11f4cd1b-df11-4f22-8a0f-be249dc5939b/bin/ukojak/data/ad172baa1/3654330783bc4ab4a67bd05bc3f12f8e [2020-12-01 18:21:37,886 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:21:37,888 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:21:37,892 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:21:37,893 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:21:37,897 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:21:37,898 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:21:37" (1/1) ... [2020-12-01 18:21:37,904 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@371f0e08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:21:37, skipping insertion in model container [2020-12-01 18:21:37,904 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:21:37" (1/1) ... [2020-12-01 18:21:37,913 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:21:37,930 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:21:38,131 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:21:38,144 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:21:38,166 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:21:38,181 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:21:38,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:21:38 WrapperNode [2020-12-01 18:21:38,182 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:21:38,183 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:21:38,183 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:21:38,184 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:21:38,191 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:21:38" (1/1) ... [2020-12-01 18:21:38,200 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:21:38" (1/1) ... [2020-12-01 18:21:38,225 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:21:38,226 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:21:38,227 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:21:38,227 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:21:38,238 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:21:38" (1/1) ... [2020-12-01 18:21:38,239 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:21:38" (1/1) ... [2020-12-01 18:21:38,241 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:21:38" (1/1) ... [2020-12-01 18:21:38,243 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:21:38" (1/1) ... [2020-12-01 18:21:38,249 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:21:38" (1/1) ... [2020-12-01 18:21:38,259 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:21:38" (1/1) ... [2020-12-01 18:21:38,281 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:21:38" (1/1) ... [2020-12-01 18:21:38,284 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:21:38,285 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:21:38,285 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:21:38,285 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:21:38,286 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:21:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_11f4cd1b-df11-4f22-8a0f-be249dc5939b/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 [2020-12-01 18:21:38,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-01 18:21:38,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:21:38,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:21:38,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:21:38,355 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-12-01 18:21:38,355 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-12-01 18:21:38,754 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 18:21:38,754 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-12-01 18:21:38,756 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:21:38 BoogieIcfgContainer [2020-12-01 18:21:38,756 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 18:21:38,757 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 18:21:38,757 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 18:21:38,767 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 18:21:38,768 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:21:38" (1/1) ... [2020-12-01 18:21:38,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 18:21:38,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:38,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2020-12-01 18:21:38,826 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2020-12-01 18:21:38,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-12-01 18:21:38,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:38,872 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) [2020-12-01 18:21:38,878 INFO L168 Benchmark]: Toolchain (without parser) took 988.32 ms. Allocated memory was 48.2 MB in the beginning and 58.7 MB in the end (delta: 10.5 MB). Free memory was 23.5 MB in the beginning and 32.4 MB in the end (delta: -8.8 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:21:38,879 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 48.2 MB. Free memory was 30.1 MB in the beginning and 30.1 MB in the end (delta: 20.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:21:38,879 INFO L168 Benchmark]: CACSL2BoogieTranslator took 290.08 ms. Allocated memory is still 48.2 MB. Free memory was 23.3 MB in the beginning and 24.3 MB in the end (delta: -945.3 kB). Peak memory consumption was 3.4 MB. Max. memory is 16.1 GB. [2020-12-01 18:21:38,881 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.54 ms. Allocated memory was 48.2 MB in the beginning and 58.7 MB in the end (delta: 10.5 MB). Free memory was 24.3 MB in the beginning and 41.9 MB in the end (delta: -17.6 MB). Peak memory consumption was 4.9 MB. Max. memory is 16.1 GB. [2020-12-01 18:21:38,881 INFO L168 Benchmark]: Boogie Preprocessor took 57.71 ms. Allocated memory is still 58.7 MB. Free memory was 41.9 MB in the beginning and 40.7 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:21:38,882 INFO L168 Benchmark]: RCFGBuilder took 471.49 ms. Allocated memory is still 58.7 MB. Free memory was 40.7 MB in the beginning and 37.4 MB in the end (delta: 3.3 MB). Peak memory consumption was 13.5 MB. Max. memory is 16.1 GB. [2020-12-01 18:21:38,883 INFO L168 Benchmark]: CodeCheck took 118.18 ms. Allocated memory is still 58.7 MB. Free memory was 37.4 MB in the beginning and 32.4 MB in the end (delta: 5.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 18:21:38,887 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 0.27 ms. Allocated memory is still 48.2 MB. Free memory was 30.1 MB in the beginning and 30.1 MB in the end (delta: 20.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 290.08 ms. Allocated memory is still 48.2 MB. Free memory was 23.3 MB in the beginning and 24.3 MB in the end (delta: -945.3 kB). Peak memory consumption was 3.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 42.54 ms. Allocated memory was 48.2 MB in the beginning and 58.7 MB in the end (delta: 10.5 MB). Free memory was 24.3 MB in the beginning and 41.9 MB in the end (delta: -17.6 MB). Peak memory consumption was 4.9 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 57.71 ms. Allocated memory is still 58.7 MB. Free memory was 41.9 MB in the beginning and 40.7 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 471.49 ms. Allocated memory is still 58.7 MB. Free memory was 40.7 MB in the beginning and 37.4 MB in the end (delta: 3.3 MB). Peak memory consumption was 13.5 MB. Max. memory is 16.1 GB. * CodeCheck took 118.18 ms. Allocated memory is still 58.7 MB. Free memory was 37.4 MB in the beginning and 32.4 MB in the end (delta: 5.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...