./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/verifythis/elimination_max.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_e440759b-d078-46aa-8b17-3fb76309c6b7/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_e440759b-d078-46aa-8b17-3fb76309c6b7/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e440759b-d078-46aa-8b17-3fb76309c6b7/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e440759b-d078-46aa-8b17-3fb76309c6b7/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/verifythis/elimination_max.c -s /tmp/vcloud-vcloud-master/worker/run_dir_e440759b-d078-46aa-8b17-3fb76309c6b7/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e440759b-d078-46aa-8b17-3fb76309c6b7/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 b909735efeb9bc00b7df4035956af92a753b9076 ..................................................................................................................................................................................................................................................................... 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_e440759b-d078-46aa-8b17-3fb76309c6b7/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_e440759b-d078-46aa-8b17-3fb76309c6b7/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e440759b-d078-46aa-8b17-3fb76309c6b7/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e440759b-d078-46aa-8b17-3fb76309c6b7/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/verifythis/elimination_max.c -s /tmp/vcloud-vcloud-master/worker/run_dir_e440759b-d078-46aa-8b17-3fb76309c6b7/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e440759b-d078-46aa-8b17-3fb76309c6b7/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 b909735efeb9bc00b7df4035956af92a753b9076 ....................................................................................................................................................................................................................... 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 16:29:44,420 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:29:44,423 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:29:44,493 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:29:44,494 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:29:44,499 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:29:44,502 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:29:44,506 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:29:44,509 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:29:44,515 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:29:44,516 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:29:44,519 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:29:44,519 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:29:44,523 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:29:44,525 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:29:44,527 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:29:44,529 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:29:44,533 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:29:44,536 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:29:44,545 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:29:44,547 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:29:44,549 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:29:44,551 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:29:44,552 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:29:44,561 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:29:44,562 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:29:44,562 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:29:44,564 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:29:44,565 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:29:44,567 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:29:44,567 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:29:44,568 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:29:44,571 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:29:44,572 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:29:44,573 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:29:44,574 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:29:44,575 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:29:44,575 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:29:44,575 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:29:44,576 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:29:44,578 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:29:44,581 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e440759b-d078-46aa-8b17-3fb76309c6b7/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 16:29:44,618 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:29:44,619 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:29:44,620 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:29:44,620 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:29:44,621 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:29:44,621 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:29:44,621 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:29:44,622 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:29:44,622 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:29:44,622 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:29:44,622 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:29:44,623 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:29:44,623 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:29:44,623 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:29:44,623 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:29:44,624 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:29:44,624 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:29:44,624 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:29:44,624 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:29:44,625 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:29:44,625 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:29:44,625 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:29:44,625 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:29:44,626 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:29:44,626 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:29:44,626 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:29:44,626 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 16:29:44,627 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 16:29:44,627 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:29:44,627 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_e440759b-d078-46aa-8b17-3fb76309c6b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_e440759b-d078-46aa-8b17-3fb76309c6b7/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b909735efeb9bc00b7df4035956af92a753b9076 [2020-12-01 16:29:44,869 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:29:44,902 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:29:44,905 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:29:44,907 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:29:44,910 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:29:44,912 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e440759b-d078-46aa-8b17-3fb76309c6b7/bin/ukojak/../../sv-benchmarks/c/verifythis/elimination_max.c [2020-12-01 16:29:45,027 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e440759b-d078-46aa-8b17-3fb76309c6b7/bin/ukojak/data/b488a78f2/9192172299624f1fb22612b65233fb3a/FLAG5147e20fd [2020-12-01 16:29:45,465 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:29:45,465 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e440759b-d078-46aa-8b17-3fb76309c6b7/sv-benchmarks/c/verifythis/elimination_max.c [2020-12-01 16:29:45,472 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e440759b-d078-46aa-8b17-3fb76309c6b7/bin/ukojak/data/b488a78f2/9192172299624f1fb22612b65233fb3a/FLAG5147e20fd [2020-12-01 16:29:45,860 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e440759b-d078-46aa-8b17-3fb76309c6b7/bin/ukojak/data/b488a78f2/9192172299624f1fb22612b65233fb3a [2020-12-01 16:29:45,863 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:29:45,864 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:29:45,869 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:29:45,869 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:29:45,872 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:29:45,873 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:29:45" (1/1) ... [2020-12-01 16:29:45,875 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53072beb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:29:45, skipping insertion in model container [2020-12-01 16:29:45,876 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:29:45" (1/1) ... [2020-12-01 16:29:45,883 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:29:45,899 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:29:46,148 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:29:46,174 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:29:46,215 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:29:46,237 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:29:46,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:29:46 WrapperNode [2020-12-01 16:29:46,239 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:29:46,240 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:29:46,241 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:29:46,241 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:29:46,250 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:29:46" (1/1) ... [2020-12-01 16:29:46,273 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:29:46" (1/1) ... [2020-12-01 16:29:46,306 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:29:46,308 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:29:46,308 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:29:46,309 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:29:46,319 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:29:46" (1/1) ... [2020-12-01 16:29:46,319 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:29:46" (1/1) ... [2020-12-01 16:29:46,325 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:29:46" (1/1) ... [2020-12-01 16:29:46,325 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:29:46" (1/1) ... [2020-12-01 16:29:46,342 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:29:46" (1/1) ... [2020-12-01 16:29:46,347 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:29:46" (1/1) ... [2020-12-01 16:29:46,355 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:29:46" (1/1) ... [2020-12-01 16:29:46,363 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:29:46,365 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:29:46,366 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:29:46,366 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:29:46,367 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:29:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e440759b-d078-46aa-8b17-3fb76309c6b7/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 16:29:46,460 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-12-01 16:29:46,460 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-12-01 16:29:46,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 16:29:46,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:29:46,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-01 16:29:46,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:29:46,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:29:46,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-01 16:29:46,463 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-12-01 16:29:46,464 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-12-01 16:29:46,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 16:29:46,856 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:29:46,856 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-12-01 16:29:46,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:29:46 BoogieIcfgContainer [2020-12-01 16:29:46,858 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:29:46,859 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 16:29:46,860 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 16:29:46,883 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 16:29:46,883 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:29:46" (1/1) ... [2020-12-01 16:29:46,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:29:46,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:29:46,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2020-12-01 16:29:46,949 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2020-12-01 16:29:46,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 16:29:46,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:29:47,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:29:47,361 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 16:29:47,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:29:47,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 25 transitions. [2020-12-01 16:29:47,495 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2020-12-01 16:29:47,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-01 16:29:47,497 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:29:47,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:29:47,602 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 16:29:47,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:29:47,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 24 states and 30 transitions. [2020-12-01 16:29:47,850 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2020-12-01 16:29:47,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-01 16:29:47,852 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:29:47,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:29:48,121 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 16:29:49,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:29:49,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 33 states and 50 transitions. [2020-12-01 16:29:49,445 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 50 transitions. [2020-12-01 16:29:49,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-01 16:29:49,447 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:29:49,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:29:49,518 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-12-01 16:29:50,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:29:50,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 36 states and 58 transitions. [2020-12-01 16:29:50,217 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 58 transitions. [2020-12-01 16:29:50,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-12-01 16:29:50,219 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:29:50,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:29:50,304 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 16:29:50,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:29:50,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 28 states and 41 transitions. [2020-12-01 16:29:50,613 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 41 transitions. [2020-12-01 16:29:50,614 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-01 16:29:50,614 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 6 iterations. [2020-12-01 16:29:50,620 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-12-01 16:29:50,746 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 16:29:50,749 INFO L569 CodeCheckObserver]: Invariant with dag size 6 [2020-12-01 16:29:50,751 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.IllegalArgumentException: unknown symbol (const Int (Array Int Int)) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:238) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:1) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpression(ModelTranslationContainer.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpressionToString(ModelTranslationContainer.java:89) at de.uni_freiburg.informatik.ultimate.core.lib.results.InvariantResult.getLongDescription(InvariantResult.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.reportResult(CodeCheckObserver.java:805) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.createInvariantResults(CodeCheckObserver.java:573) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:529) 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 16:29:50,754 INFO L168 Benchmark]: Toolchain (without parser) took 4888.46 ms. Allocated memory was 92.3 MB in the beginning and 142.6 MB in the end (delta: 50.3 MB). Free memory was 61.3 MB in the beginning and 103.0 MB in the end (delta: -41.6 MB). Peak memory consumption was 8.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:29:50,755 INFO L168 Benchmark]: CDTParser took 0.46 ms. Allocated memory is still 92.3 MB. Free memory was 50.8 MB in the beginning and 50.7 MB in the end (delta: 63.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:29:50,756 INFO L168 Benchmark]: CACSL2BoogieTranslator took 371.02 ms. Allocated memory is still 92.3 MB. Free memory was 61.1 MB in the beginning and 69.3 MB in the end (delta: -8.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-12-01 16:29:50,757 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.44 ms. Allocated memory is still 92.3 MB. Free memory was 69.3 MB in the beginning and 67.5 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:29:50,757 INFO L168 Benchmark]: Boogie Preprocessor took 56.25 ms. Allocated memory is still 92.3 MB. Free memory was 67.5 MB in the beginning and 66.4 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:29:50,758 INFO L168 Benchmark]: RCFGBuilder took 493.89 ms. Allocated memory is still 92.3 MB. Free memory was 66.4 MB in the beginning and 43.4 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:29:50,759 INFO L168 Benchmark]: CodeCheck took 3892.61 ms. Allocated memory was 92.3 MB in the beginning and 142.6 MB in the end (delta: 50.3 MB). Free memory was 43.4 MB in the beginning and 103.0 MB in the end (delta: -59.6 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:29:50,769 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 20 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.6s, OverallIterations: 6, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 480 SDtfs, 200 SDslu, 88 SDs, 0 SdLazy, 1358 SolverSat, 374 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 974 GetRequests, 900 SyntacticMatches, 10 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1097 ImplicationChecksByTransitivity, 2.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 127 NumberOfCodeBlocks, 127 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 122 ConstructedInterpolants, 0 QuantifiedInterpolants, 12312 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 2 PerfectInterpolantSequences, 54/58 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 5]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 45]: Loop Invariant Derived loop invariant: 1 - ExceptionOrErrorResult: IllegalArgumentException: unknown symbol (const Int (Array Int Int)) de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: IllegalArgumentException: unknown symbol (const Int (Array Int Int)): de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:238) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 ms. Allocated memory is still 92.3 MB. Free memory was 50.8 MB in the beginning and 50.7 MB in the end (delta: 63.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 371.02 ms. Allocated memory is still 92.3 MB. Free memory was 61.1 MB in the beginning and 69.3 MB in the end (delta: -8.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 66.44 ms. Allocated memory is still 92.3 MB. Free memory was 69.3 MB in the beginning and 67.5 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 56.25 ms. Allocated memory is still 92.3 MB. Free memory was 67.5 MB in the beginning and 66.4 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 493.89 ms. Allocated memory is still 92.3 MB. Free memory was 66.4 MB in the beginning and 43.4 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. * CodeCheck took 3892.61 ms. Allocated memory was 92.3 MB in the beginning and 142.6 MB in the end (delta: 50.3 MB). Free memory was 43.4 MB in the beginning and 103.0 MB in the end (delta: -59.6 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 16:29:53,469 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:29:53,472 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:29:53,527 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:29:53,528 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:29:53,531 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:29:53,533 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:29:53,536 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:29:53,539 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:29:53,540 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:29:53,561 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:29:53,565 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:29:53,566 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:29:53,570 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:29:53,577 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:29:53,579 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:29:53,580 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:29:53,583 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:29:53,590 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:29:53,594 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:29:53,601 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:29:53,603 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:29:53,605 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:29:53,608 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:29:53,613 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:29:53,615 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:29:53,616 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:29:53,618 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:29:53,620 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:29:53,621 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:29:53,622 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:29:53,623 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:29:53,628 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:29:53,629 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:29:53,630 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:29:53,631 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:29:53,632 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:29:53,632 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:29:53,632 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:29:53,635 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:29:53,636 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:29:53,637 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e440759b-d078-46aa-8b17-3fb76309c6b7/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-12-01 16:29:53,689 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:29:53,690 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:29:53,691 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:29:53,691 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:29:53,694 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:29:53,694 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:29:53,694 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:29:53,694 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:29:53,695 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:29:53,695 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:29:53,696 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:29:53,696 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:29:53,697 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:29:53,697 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 16:29:53,697 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 16:29:53,697 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 16:29:53,698 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:29:53,698 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:29:53,698 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:29:53,699 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:29:53,699 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:29:53,699 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:29:53,699 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:29:53,700 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:29:53,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:29:53,700 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:29:53,700 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:29:53,701 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:29:53,701 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 16:29:53,701 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 16:29:53,701 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:29:53,702 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 16:29:53,702 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 16:29:53,702 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_e440759b-d078-46aa-8b17-3fb76309c6b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_e440759b-d078-46aa-8b17-3fb76309c6b7/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b909735efeb9bc00b7df4035956af92a753b9076 [2020-12-01 16:29:54,085 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:29:54,121 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:29:54,124 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:29:54,125 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:29:54,128 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:29:54,129 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e440759b-d078-46aa-8b17-3fb76309c6b7/bin/ukojak/../../sv-benchmarks/c/verifythis/elimination_max.c [2020-12-01 16:29:54,223 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e440759b-d078-46aa-8b17-3fb76309c6b7/bin/ukojak/data/998b9a1da/57075bc4c2c643ec8cf90140df094b2e/FLAG686fa5baf [2020-12-01 16:29:54,795 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:29:54,796 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e440759b-d078-46aa-8b17-3fb76309c6b7/sv-benchmarks/c/verifythis/elimination_max.c [2020-12-01 16:29:54,805 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e440759b-d078-46aa-8b17-3fb76309c6b7/bin/ukojak/data/998b9a1da/57075bc4c2c643ec8cf90140df094b2e/FLAG686fa5baf [2020-12-01 16:29:55,150 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e440759b-d078-46aa-8b17-3fb76309c6b7/bin/ukojak/data/998b9a1da/57075bc4c2c643ec8cf90140df094b2e [2020-12-01 16:29:55,153 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:29:55,155 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:29:55,160 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:29:55,161 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:29:55,164 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:29:55,165 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:29:55" (1/1) ... [2020-12-01 16:29:55,171 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2715747 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:29:55, skipping insertion in model container [2020-12-01 16:29:55,171 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:29:55" (1/1) ... [2020-12-01 16:29:55,179 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:29:55,195 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:29:55,364 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:29:55,380 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:29:55,403 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:29:55,423 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:29:55,423 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:29:55 WrapperNode [2020-12-01 16:29:55,424 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:29:55,425 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:29:55,425 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:29:55,425 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:29:55,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:29:55" (1/1) ... [2020-12-01 16:29:55,444 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:29:55" (1/1) ... [2020-12-01 16:29:55,467 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:29:55,468 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:29:55,469 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:29:55,476 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:29:55,486 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:29:55" (1/1) ... [2020-12-01 16:29:55,486 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:29:55" (1/1) ... [2020-12-01 16:29:55,490 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:29:55" (1/1) ... [2020-12-01 16:29:55,490 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:29:55" (1/1) ... [2020-12-01 16:29:55,498 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:29:55" (1/1) ... [2020-12-01 16:29:55,503 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:29:55" (1/1) ... [2020-12-01 16:29:55,505 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:29:55" (1/1) ... [2020-12-01 16:29:55,508 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:29:55,509 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:29:55,509 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:29:55,509 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:29:55,510 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:29:55" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e440759b-d078-46aa-8b17-3fb76309c6b7/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 16:29:55,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-01 16:29:55,594 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-12-01 16:29:55,595 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-12-01 16:29:55,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:29:55,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-01 16:29:55,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-01 16:29:55,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:29:55,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:29:55,603 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-12-01 16:29:55,603 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-12-01 16:29:55,603 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 16:29:56,315 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:29:56,316 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-12-01 16:29:56,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:29:56 BoogieIcfgContainer [2020-12-01 16:29:56,318 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:29:56,319 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 16:29:56,319 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 16:29:56,329 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 16:29:56,329 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:29:56" (1/1) ... [2020-12-01 16:29:56,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:29:56,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:29:56,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2020-12-01 16:29:56,376 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2020-12-01 16:29:56,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 16:29:56,380 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:29:56,425 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 16:29:56,429 INFO L168 Benchmark]: Toolchain (without parser) took 1273.05 ms. Allocated memory is still 73.4 MB. Free memory was 50.3 MB in the beginning and 47.1 MB in the end (delta: 3.2 MB). Peak memory consumption was 2.6 MB. Max. memory is 16.1 GB. [2020-12-01 16:29:56,430 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 52.4 MB. Free memory was 33.7 MB in the beginning and 33.6 MB in the end (delta: 63.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:29:56,431 INFO L168 Benchmark]: CACSL2BoogieTranslator took 263.79 ms. Allocated memory is still 73.4 MB. Free memory was 50.1 MB in the beginning and 39.7 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 16:29:56,432 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.64 ms. Allocated memory is still 73.4 MB. Free memory was 39.5 MB in the beginning and 38.1 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:29:56,432 INFO L168 Benchmark]: Boogie Preprocessor took 39.71 ms. Allocated memory is still 73.4 MB. Free memory was 38.1 MB in the beginning and 56.2 MB in the end (delta: -18.1 MB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. [2020-12-01 16:29:56,433 INFO L168 Benchmark]: RCFGBuilder took 809.22 ms. Allocated memory is still 73.4 MB. Free memory was 55.9 MB in the beginning and 52.2 MB in the end (delta: 3.7 MB). Peak memory consumption was 22.2 MB. Max. memory is 16.1 GB. [2020-12-01 16:29:56,434 INFO L168 Benchmark]: CodeCheck took 108.04 ms. Allocated memory is still 73.4 MB. Free memory was 52.2 MB in the beginning and 47.1 MB in the end (delta: 5.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 16:29:56,437 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 0.28 ms. Allocated memory is still 52.4 MB. Free memory was 33.7 MB in the beginning and 33.6 MB in the end (delta: 63.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 263.79 ms. Allocated memory is still 73.4 MB. Free memory was 50.1 MB in the beginning and 39.7 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 42.64 ms. Allocated memory is still 73.4 MB. Free memory was 39.5 MB in the beginning and 38.1 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 39.71 ms. Allocated memory is still 73.4 MB. Free memory was 38.1 MB in the beginning and 56.2 MB in the end (delta: -18.1 MB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. * RCFGBuilder took 809.22 ms. Allocated memory is still 73.4 MB. Free memory was 55.9 MB in the beginning and 52.2 MB in the end (delta: 3.7 MB). Peak memory consumption was 22.2 MB. Max. memory is 16.1 GB. * CodeCheck took 108.04 ms. Allocated memory is still 73.4 MB. Free memory was 52.2 MB in the beginning and 47.1 MB in the end (delta: 5.1 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...